1 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
3 * ipa-pure-const.c (check_decl): Return immediately when
4 pure_const_state has been set to IPA_NEITHER.
6 2007-10-25 Ira Rosen <irar@il.ibm.com>
8 PR tree-optimization/33833
9 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
10 and convert init to sizetype in inner_base construction.
12 2007-10-25 Richard Guenther <rguenther@suse.de>
14 * tree-flow.h (mem_sym_stats): Remove.
15 (dump_mem_sym_stats_for_var): Declare.
16 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
17 (mem_sym_stats): Move ...
18 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
19 (mem_sym_score): Rename from ...
20 (pscore): ... this. Remove.
21 (dump_mem_sym_stats_for_var): New function. Dump the score, but
23 (compare_mp_info_entries): Make sort stable by disambiguating
26 2007-10-25 Ira Rosen <irar@il.ibm.com>
28 PR tree-optimization/33866
29 * tree-vect-transform.c (vectorizable_store): Check operands of all
30 the stmts in the group of strided accesses. Get def stmt type for each
31 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
33 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
35 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
36 (Yt): Rename register constraint to Y2.
37 * config/i386/sse.md: Use renamed register constraints.
38 * config/i386/mmx.md: Ditto.
39 * config/i386/i386.md: Ditto.
41 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
43 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
45 2007-10-24 Chao-ying Fu <fu@mips.com>
47 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
48 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
50 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
51 Olga Golovanevsky <olga@il.ibm.com>
53 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
54 the compiler that wr.wrap and wr.domain are initialized in
57 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
59 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
60 to print gcov_type values.
62 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
64 * config/avr/avr.h: Do not include progmem_section definition when
65 building with IN_TARGET_LIBS.
67 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
70 * config/mips/mips.c (mips_lo_sum_offset): New structure.
71 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
72 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
73 (mips_orphaned_high_part_p: New functions.
74 (mips_avoid_hazard): Don't check INSN_P here.
75 (mips_avoid_hazards): Rename to...
76 (mips_reorg_process_insns): ...this. Cope with
77 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
78 or turn them into nops.
79 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
80 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
81 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
82 (mips_override_options): Set flag_delayed_branch to 0.
84 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
86 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
87 MIPS-specific implementation details.
88 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
89 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
90 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
91 for targets with movmemsi.
92 (MOVE_BY_PIECES_P): Define.
93 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
94 (mips_block_move_loop): Add a bytes_per_iter argument.
95 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
96 Update call to mips_block_move_loop.
98 2007-10-24 Michael Matz <matz@suse.de>
101 * var-tracking.c (variable_union): Don't break after one loop
102 iteration but only when a difference is found.
103 (dump_variable): Also print DECL_UID.
105 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
107 * ipa-type-escape.h: Expose function
108 is_array_access_through_pointer_and_index.
110 (is_array_access_through_pointer_and_index):
111 Add three new parameters. Add support of
112 POINTER_PLUS_EXPR tree code.
114 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
116 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
117 * tree-pass.h: Add pass_ipa_struct_reorg.
118 * common.opt: Add ipa-struct-reorg flag.
119 * Makefile.in: Add ipa-strcut-reorg.o compilation.
120 * passes.c: Add pass pass_ipa_struct_reorg.
121 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
122 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
124 2007-10-24 Ira Rosen <irar@il.ibm.com>
126 PR tree-optimization/33804
127 * tree-vect-transform.c (vectorizable_operation): Remove the
128 checks that the vectorization is worthwhile from the transformation
131 2007-10-24 Ira Rosen <irar@il.ibm.com>
133 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
134 vectype cannot be determined for the scalar type.
135 (vect_analyze_slp_instance): Likewise.
136 * tree-vect-transform.c (vect_model_reduction_cost): Change the
137 return type to bool. Return false if vectype cannot be determined
139 (vect_get_constant_vectors): Return false if vectype cannot be
140 determined for the scalar type.
141 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
142 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
143 vectorizable_reduction): Likewise.
145 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
147 * config.gcc: For a FreeBSD target, parse the value of ${target}
148 to determine the value of FBSD_MAJOR, instead of adding an
149 explicit check for every possible FreeBSD major version.
151 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
153 PR rtl-optimization/33846
154 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
156 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
158 PR tree-optimization/33860
159 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
160 interleaved accesses in case the dr is inside the inner-loop during
161 outer-loop vectorization.
163 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
165 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
166 Document MEM_POINTER. Replace mentions of "integrated"
167 field with "return_val". Delete outdated stuff.
169 2007-10-23 David Edelsohn <edelsohn@gnu.org>
171 * config/rs6000/rs6000.c (rs6000_override_options): Set
172 rs6000_altivec_abi on AIX.
173 (conditional_register_usage): Set VR20:31 fixed on AIX.
175 2007-10-23 Richard Guenther <rguenther@suse.de>
177 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
180 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
181 David S. Miller <davem@davemloft.net>
183 * df-scan.c (df_get_call_refs): Mark global registers as both a
184 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
186 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
188 PR tree-optimization/33834
189 PR tree-optimization/33835
190 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
191 stmts need to be checked for success seperately.
192 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
193 Remove the check that stmt is not LIVE.
194 (vectorizable_assignment, vectorizable_induction): Likewise.
195 (vectorizable_operation, vectorizable_type_demotion): Likewise.
196 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
198 (vectorizable_live_operation): Check that op is not NULL.
200 2007-10-22 Janis Johnson <janis187@us.ibm.com>
202 * doc/invoke.texi (Optimization Options): In the summary, show
203 that the value for options -falign-jumps, -falign-labels,
204 -falign-loops, -falign-functions, -fsched-stalled-insns, and
205 -fsched-stalled-insns-dep is optional. In the summary, show that
206 -fsched-stalled-insns takes an optional argument and that
207 -fparallelize-loops takes an argument. Add opindex for several
208 optimization options, and fix typos in the opindex commands for
209 several others. In the descriptions for -fsched-stalled-insns
210 and -fsched-stalled-insns-dep, show the options with and without
213 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
215 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
217 * config/avr/avr.h (LINK_SPEC): Likewise.
218 (CRT_BINUTILS_SPECS): Likewsie.
219 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
221 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
223 PR rtl-optimization/33644
224 * cfgcleanup.c: Do not include dce.h.
225 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
226 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
227 * dce.c (something_changed): Delete.
228 (libcall_dead_p): New predicate.
229 (delete_unmarked_insns): Use it to delete dead libcalls.
230 Deal with REG_LIBCALL and REG_RETVAL notes.
231 (prescan_libcall_for_dce): New function.
232 (prescan_insns_for_dce): Use it to deal with libcalls.
233 (mark_reg_dependencies): Do nothing special for libcalls.
234 (dce_process_block): Likewise.
235 (fast_dce): Delete unused local variable.
236 (run_fast_dce): Do not return a value.
237 * dce.h (struct df): Delete.
238 (run_fast_dce): Adjust prototype.
239 * optabs.c (libcall_id): Delete.
240 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
241 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
242 * reload1.c (reload): Delete REG_LIBCALL_ID case.
243 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
244 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
245 notes instead of REG_LIBCALL_ID notes.
246 * reg-notes.def (LIBCALL_ID): Delete.
247 * Makefile.in (see.o): Add dce.h dependency.
248 (cfgcleanup.o): Remove dce.h dependency.
250 2007-10-22 Michael Matz <matz@suse.de>
252 PR tree-optimization/33855
253 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
256 2007-10-22 Ira Rosen <irar@il.ibm.com>
258 PR tree-optimization/33854
259 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
260 FLOAT_EXPR to the list of promotion operations.
262 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
266 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
267 (print_reg): Print register prefix only with AT&T asm syntax.
268 Support pc_rtx for RIP register.
269 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
270 relative addressing. Always print segment register prefix with AT&T
271 asm syntax and never with Intel asm syntax.
272 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
273 Fix prefix for 16-byte XFmode operands.
274 (output_addr_const_extra): Support Intel asm syntax.
275 (x86_file_start): Don't use register prefix with Intel asm syntax.
276 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
277 ("return_internal_long"): Fix Intel asm syntax output.
278 ("set_got_rex64"): Support Intel asm syntax.
279 ("set_rip_rex64"): Likewise.
280 ("set_got_offset_rex64"): Likewise.
281 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
283 ("*tls_global_dynamic_64"): Likewise.
284 ("*tls_local_dynamic_base_64"): Likewise.
285 ("*load_tp_si")("*load_tp_di"): Likewise.
286 ("*add_tp_si")("*add_tp_di"): Likewise.
287 ("*tls_dynamic_lea_64"): Likewise.
288 ("*sibcall_value_1_rex64_v"): Likewise.
289 ("stack_tls_protect_set_si"): Likewise.
290 ("stack_tls_protect_set_di"): Likewise.
291 ("stack_tls_protect_test_si"): Likewise.
292 ("stack_tls_protect_test_di"): Likewise.
293 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
295 ("*movv2sf_internal_rex64"): Likewise.
296 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
297 (__get_cpuid_max): Likewise.
299 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
301 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
302 the STRICT_P argument type "bool" rather than "int".
303 (mips_legitimate_address_p): Likewise.
304 (fp_register_operand, lo_operand): Delete.
305 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
306 (mips_emit_scc): Rename to...
307 (mips_expand_scc): ...this.
308 (gen_conditional_branch): Rename to...
309 (mips_expand_conditional_branch): ...this.
310 (gen_conditional_move): Rename to...
311 (mips_expand_conditional_move): ...this.
312 (mips_gen_conditional_trap): Rename to...
313 (mips_expand_conditional_trap): ...this and take an rtx code instead
314 of an operands array.
315 (mips_expand_call): Give the SIBCALL_P argument type "bool"
317 (mips_emit_fcc_reload): Rename to...
318 (mips_expand_fcc_reload): ...this.
319 (init_cumulative_args): Rename to...
320 (mips_init_cumulative_args): ...this and remove the libname argument.
321 (function_arg_advance): Rename to...
322 (mips_function_arg_advance): ...this.
323 (function_arg): Rename to...
324 (mips_function_arg): ...this and use "rtx" instead of
326 (function_arg_boundary): Rename to...
327 (mips_function_arg_boundary): ...this.
328 (mips_expand_unaligned_load): Rename to...
329 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
330 and BITPOS arguments type "HOST_WIDE_INT".
331 (mips_expand_unaligned_store): Rename to...
332 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
333 and BITPOS arguments type "HOST_WIDE_INT".
334 (override_options): Rename to...
335 (mips_override_options): ...this.
336 (print_operand): Rename to...
337 (mips_print_operand): ...this.
338 (print_operand_address): Rename to...
339 (mips_print_operand_address): ...this.
340 (mips_output_ascii): Remove the PREFIX argument.
341 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
343 (mips_can_use_return_insn): Return a "bool" rather than an "int".
344 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
345 of "struct rtx_def *".
346 (mips_secondary_reload_class): Give the IN_P argument type "bool"
348 (build_mips16_call_stub): Delete.
349 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
350 (mips_use_ins_ext_p): Give the second and third arguments type
351 "HOST_WIDE_INT" rather than "rtx".
352 * config/mips/mips.h: Update after the above changes. Tweak comments
354 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
355 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
356 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
357 element type from "char" to "bool".
358 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
359 (mips_cpu_info_table): Delete.
360 * config/mips/mips.md: Update after the above changes. Tweak some
362 * config/mips/mips-ps-3d.md: Likewise.
363 * config/mips/mips.c: Tweak comments and formatting.
364 Use NULL-like macros rather than 0 in various places.
365 (mips_section_threshold): Rename to...
366 (mips_small_data_threshold): ...this and give it an unsigned type.
367 (num_source_filenames): Remove explicit initialization.
368 (sdb_label_count): Likewise.
369 (sym_lineno): Delete.
370 (set_noat): Make static.
371 (mips_branch_likely): Likewise, and give it type "bool".
372 (mips_isa_info): Rename to...
373 (mips_isa_option_info): ...this.
374 (mips_flag_delayed_branch): Rename to...
375 (mips_base_delayed_branch): ...this.
376 (mips_split_addresses): Delete.
377 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
378 element type from "char" to "bool".
379 (mips_regno_to_class): Add an explicit array size.
380 (mips16_flipper): Change from type "int" to type "bool".
381 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
382 (mips_tls_operand_p): Rename to...
383 (mips_tls_symbol_p): ...this.
384 (mips_global_symbol_p): Remove redundant "const".
385 (mips_offset_within_alignment_p): Simplify.
386 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
387 to STRICT_P and give it type bool.
388 (mips_valid_base_register_p): Likewise.
389 (mips_classify_address): Likewise.
390 (mips_legitimate_address_p): Likewise.
391 (mips16_unextended_reference_p): Take the offset as an
392 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
393 (mips_const_insns): Use IN_RANGE.
394 (mips_force_temporary): Remove an unnecessary copy_rtx.
395 (mips16_gp_pseudo_reg): Simplify.
396 (mips_split_symbol): Remove an unnecessary copy_rtx.
397 (mips_legitimize_tls_address): Only create registers if we need them.
398 (mips_legitimize_address): Use mips_split_plus.
399 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
400 variable COST to NUM_OPS.
401 (mips_legitimize_move): Use gen_lowpart.
402 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
403 (m16_check_op): Use IN_RANGE.
404 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
405 (mips_split_doubleword_move): Pass booleans to mips_subword.
406 (mips_output_move): Store the mode in a local variable.
407 Explicitly assert that this function does not deal with
408 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
409 cases more consistent.
410 (mips_relational_operand_ok_p): Rename to...
411 (mips_int_order_operand_ok_p): ...this.
412 (mips_canonicalize_comparison): Rename to...
413 (mips_canonicalize_int_order_test): ...this.
414 (mips_emit_int_relational): Rename to...
415 (mips_emit_int_order_test): ...this. Store the mode in a local
417 (mips_reverse_fp_cond_p): Rename to...
418 (mips_reversed_fp_cond): ...this.
419 (mips_emit_compare): Make the order of the statements more consistent.
420 (mips_emit_scc): Rename to...
421 (mips_expand_scc): ...this.
422 (gen_conditional_branch): Rename to...
423 (mips_expand_conditional_branch): ...this.
424 (gen_conditional_move): Rename to...
425 (mips_expand_conditional_move): ...this. Build the condition
426 separately from the main pattern.
427 (mips_gen_conditional_trap): Rename to...
428 (mips_expand_conditional_trap): ...this and take an rtx code instead
429 of an operands array. Simplify.
430 (init_cumulative_args): Rename to...
431 (mips_init_cumulative_args): ...this. Use memset rather than a
432 copy from a zeroed static. Use prototype_p and stdarg_p.
433 (mips_arg_info): Rename to...
434 (mips_get_arg_info): ...this and put the INFO argument first.
435 (function_arg): Rename to...
436 (mips_function_arg): ...this and use "rtx" instead of
437 "struct rtx_def *". Only split structures into chunks if
438 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
439 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
440 comparison with REAL_TYPE. Rename local variable REG to REGNO
441 and make it unsigned.
442 (function_arg_advance): Rename to...
443 (mips_function_arg_advance): ...this.
444 (function_arg_boundary): Rename to...
445 (mips_function_arg_boundary): ...this.
446 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
448 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
449 comparison with REAL_TYPE.
450 (mips_function_value): Remove the FUNC argument. Rename local
451 variable UNSIGNEDP to UNSIGNED_P.
452 (mips_return_in_memory): Use IN_RANGE.
453 (mips_setup_incoming_varargs): Pass a boolean rather than an int
454 to FUNCTION_ARG_ADVANCE.
455 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
456 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
457 SIZE and RSIZE if needed.
458 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
460 (build_mips16_function_stub): Rename to...
461 (mips16_build_function_stub): ...this.
462 (build_mips16_call_stub): Rename to...
463 (mips16_build_call_stub): ...this. Make static, and return a
464 "bool" rather than an "int". Rename the ARG_SIZE argument to
465 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
466 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
467 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
469 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
470 are not sibling ones.
471 (mips_emit_fcc_reload): Rename to...
472 (mips_expand_fcc_reload): ...this.
473 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
475 (mips_expand_unaligned_load): Rename to...
476 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
477 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
479 (mips_expand_unaligned_store): Rename to...
480 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
481 and BITPOS arguments type "HOST_WIDE_INT".
482 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
483 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
485 (mips_init_split_addresses): Replace with...
486 (mips_split_addresses_p): ...this new function.
487 (mips_init_relocs): Check mips_split_addresses_p () rather than
488 mips_split_addresses. Always initialize mips_split_p with booleans.
489 (print_operand_reloc): Rename to...
490 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
492 (print_operand): Rename to...
493 (mips_print_operand): ...this.
494 (print_operand_address): Rename to...
495 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
496 (mips_in_small_data_p): Simplify.
497 (mips_output_ascii): Remove the PREFIX argument and "register"
498 keywords. Use the STRING parameter directly and cast to
500 (mips16e_collect_argument_save_p): Use IN_RANGE.
501 (mips_function_has_gp_insn): Simplify.
502 (mips_set_return_address): Use BITSET_P.
503 (mips_restore_gp): Use a separate statement to pick the base
505 (mips_output_function_prologue): Use a local FRAME variable.
506 (mips_save_reg): Pass booleans to mips_subword.
507 (mips_expand_prologue): Use a local FRAME variable. Use
508 cprestore_size to detect when .cprestore is needed.
509 (mips_restore_reg): Use GP_REG_FIRST.
510 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
511 rather than "int". Use local FRAME and REGNO variables.
512 (mips_can_use_return_insn): Return a "bool" rather than an "int".
513 (mips_secondary_reload_class): Give the IN_P argument type "bool"
515 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
516 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
517 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
518 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
519 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
520 (builtin_description): Rename to...
521 (mips_builtin_description): ...this.
522 (mips_bdesc): Rename to...
523 (mips_ps_bdesc): ...this.
524 (sb1_bdesc): Rename to...
525 (mips_sb1_bdesc): ...this.
526 (dsp_bdesc): Rename to...
527 (mips_dsp_bdesc): ...this.
528 (dsp_32only_bdesc): Rename to...
529 (mips_dsp_32only_bdesc): ...this.
530 (bdesc_map): Rename to...
531 (mips_bdesc_map): ...this.
532 (bdesc_arrays): Rename to...
533 (mips_bdesc_arrays): ...this.
534 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
536 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
537 Rename local variables I and J to OPNO and ARGNO respectively.
538 Assert that the number of arguments is no more than the number of
540 (mips_expand_builtin_compare): Use an array of arguments rather
541 than an array of operands. Assert that the number of operands is
543 (add_constant): Rename to...
544 (mips16_add_constant): ...this. Use XNEW.
545 (dump_constants_1): Rename to...
546 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
547 (dump_constants): Rename to...
548 (mips16_emit_constants): ...this.
549 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
550 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
551 Assign mips16_p to was_mips16_p.
552 (mips_parse_cpu): Tweak warning message.
553 (override_options): Rename to...
554 (mips_override_options): ...this. Move the mips_cost initialization
555 out of the "shared with GAS" block. Quote option names in error
557 (mips_conditional_register_usage): Make local variable REGNO unsigned.
558 (mips_order_regs_for_local_alloc): Remove register keyword.
560 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
562 * system.h (IN_RANGE): Cast each argument individually.
564 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
566 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
567 MIPS16 code unless using o32 or o64.
569 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
571 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
572 for modes smaller than 4 bytes.
573 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
576 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
578 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
579 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
580 (ASM_OUTPUT_ALIGNED_BSS): Delete.
581 * config/mips/mips.c (mips_output_aligned_bss): Delete.
583 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
585 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
586 sibling calls to "mips16" functions if the function satisfies
587 const_call_insn_operand.
589 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
591 * config/mips/mips.c (mips_va_start): Fix types in calls
594 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
596 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
599 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
601 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
602 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
603 instead of checking mips_isa.
605 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
607 * doc/invoke.texi (-mpaired-single): Don't say that the option
608 requires 64-bit code.
609 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
610 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
611 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
612 V2SF if ISA_MIPS32R2.
613 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
614 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
615 to ISA_HAS_NMADD_NMSUB.
616 (mips_split_doubleword_move): Handle V2SF.
617 (mips_modes_tieable_p): New function.
618 (override_options): Report a warning rather than an error when
619 -mpaired-single is used on ISAs that don't support it; use
620 ISA_HAS_PAIRED_SINGLE to check that case.
621 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
622 and DF move splitters with a single MOVE64 splitter, thereby adding
624 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
625 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
626 (HALFMODE): Add V2SF.
627 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
628 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
629 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
630 (movv2sf_hardfloat_32bit): New pattern.
631 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
632 TARGET_DOUBLE_FLOAT conditions.
634 2007-10-20 Jakub Jelinek <jakub@redhat.com>
636 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
637 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
638 64-bit register in 64-bit libgcc.
640 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
642 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
643 * config/avr/avr.h (LINK_SPEC): Likewise.
644 (CRT_BINUTILS_SPECS): Likewsie.
645 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
647 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
649 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
650 and -Wfatal-errors together.
652 2007-10-20 Alan Modra <amodra@bigpond.net.au>
655 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
656 change for vrsave, ie restore after frame pop.
658 2007-10-19 David S. Miller <davem@davemloft.net>
660 * config/sparc/niagara2.md: Fix copyright notice.
662 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
664 PR tree-optimization/23820
665 PR tree-optimization/24309
666 PR tree-optimization/33766
667 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
668 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
669 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
670 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
671 * tree-loop-linear.c (perfect_loop_nest_depth): New.
672 (linear_transform_loops): Use perfect_loop_nest_depth.
673 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
674 should have a single condition: their exit.
676 2007-10-19 Richard Guenther <rguenther@suse.de>
680 * stor-layout.c (layout_type): Assert that aggregates do not
681 have their alias sets set.
682 * alias.c (get_alias_set): Return alias set zero for incomplete
683 types, return the alias set of the element for incomplete array
684 types, but do not remember these.
686 2007-10-19 Richard Guenther <rguenther@suse.de>
689 2007-10-19 Richard Guenther <rguenther@suse.de>
692 * tree.c (build_array_type): Do not re-layout unbound array
695 2007-10-19 Richard Guenther <rguenther@suse.de>
698 * tree.c (build_array_type): Do not re-layout unbound array
701 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
703 * config/mips/mips.c (mips_canonicalize_comparison): Check
704 mips_relational_operand_ok_p before trying to rewrite the test.
705 Only calculate PLUS_ONE if needed.
706 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
709 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
711 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
714 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
716 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
717 the call uses the incoming value of $2.
719 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
721 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
722 rather then gen_rtx_MEM.
723 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
725 (mips_set_return_address): Likewise.
726 (mips_restore_gp): Likewise.
728 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
730 * config/mips/mips.c (gpr_mode): Delete.
731 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
733 (mips_for_each_saved_reg): Likewise.
734 (mips_expand_prologue, mips_expand_epilogue): Likewise.
735 (override_options): Don't initialize gpr_mode.
736 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
738 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
740 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
742 (mips_class_max_nregs): Calculate the smallest consituent register
743 size and use that to determine an upper bound on the number of
746 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
748 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
750 (mips_expand_epilogue): ...here.
751 (mips_mdebug_abi_name): New function, split out from...
752 (mips_file_start): ...here.
753 (mips_hard_regno_mode_ok_p): New function, split out from...
754 (override_options): ...here.
755 (mips_expand_builtin_1): New function, split out from...
756 (mips_expand_buitin): ...here. Abort if we don't recognize
759 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
761 * config/mips/mips.c (build_mips16_function_stub): Load the
762 target address into $1 before transfering the arguments.
763 Don't use ".set noreorder".
764 (build_mips16_call_stub): Likewise.
766 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
768 * config/mips/mips.c (mips_output_32bit_xfer): New function.
769 (mips_output_64bit_xfer): Likewise.
770 (mips16_fp_args): Rename to...
771 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
772 with a DIRECTION argument. Use mips_output_32bit_xfer and
773 mips_output_64bit_xfer.
774 (build_mips16_function_stub): Update accordingly.
775 (mips16_fpret_double): Delete.
776 (build_mips16_call_stub): Update after above changes.
777 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
778 of mips16_fpret_double. Use GP_REG_RETURN.
780 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
782 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
783 use asm_out_file instead.
784 (build_mips16_function_stub): Likewise.
785 (build_mips16_call_stub, mips_output_function_prologue): Update
788 2007-10-18 David S. Miller <davem@davemloft.net>
790 Add Niagara-2 support.
791 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
792 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
793 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
794 (include): Add inclusion of niagara2.md
795 * config/sparc/sparc.c (niagara2_costs): New.
796 (sparc_override_options): Add niagara2 entry to cpu_default[]
797 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
798 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
799 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
800 (sparc_initialize_trampoline): Handle niagara2 like niagara.
801 (sparc64_initialize_trampoline): Likewise.
802 (sparc_use_sched_lookahead): Likewise.
803 (sparc_issue_rate): Likewise.
804 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
806 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
807 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
809 (PROCESSOR_NIAGARA2): New.
810 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
811 (BRANCH_COST): Likewise.
812 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
813 * config/sparc/sol2.h: Likewise.
814 * config/sparc/niagara2.md: New file.
816 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
818 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
820 (mips_compute_frame_info): Remove associated code.
821 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
823 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
825 * config/mips/mips-protos.h (compute_frame_size): Delete.
826 * config/mips/mips.h: Update comments.
827 * config/mips/mips.c (mips_frame_info): Remove initialized.
828 (compute_frame_size): Rename to...
829 (mips_compute_frame_info): ...this and make static. Remove the
830 SIZE argument and return no value. Remove the setting of initialized.
831 Update rest of file accordingly.
832 (mips_set_return_address): Don't call compute_frame_size.
833 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
834 Don't call compute_frame_size.
836 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
838 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
839 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
840 mips_hard_frame_pointer_required.
841 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
843 * config/mips/mips.c (mips_frame_pointer_required): New function.
845 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
847 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
848 and hard_frame_pointer_offset.
849 (mips_debugger_offset): Use hard_frame_pointer_offset.
850 (mips16e_collect_argument_save_p): Likewise.
851 (compute_frame_size): Initialize arg_pointer_offset and
852 hard_frame_pointer_offset.
853 (mips_initial_elimination_offset): Use them.
854 (mips_output_function_prologue): Use hard_frame_pointer_offset.
855 (mips_expand_prologue, mips_expand_epilogue): Likewise.
857 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
859 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
861 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
862 "unsigned int" rather than "int" and put them with the other
863 register-related fields. Put expanded comments above fields
864 rather than to their right.
865 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
866 with a NUM_REGS_PTR argument.
867 (mips16e_save_restore_pattern_p): Update accordingly.
868 (compute_frame_size): Clarify frame diagram. Rewrite.
870 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
872 * config/mips/mips-ftypes.def: New file.
873 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
874 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
875 (mips_function_type): Redefine using mips-ftypes.def.
876 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
877 (mips_builtin_vector_type): New function.
878 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
879 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
880 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
881 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
883 (mips_build_function_type): New function.
884 (mips_init_builtins): Use it to create types lazily.
886 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
888 * config/mips/mips.h (set_volatile): Delete.
889 * config/mips/mips.c (set_volatile): Delete.
890 (mips_print_operand_punctuation): New function, split out from
891 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
892 Use the same character ordering in the code and the comments.
893 Use a recursive call to handle '*'. Abort on unknown characters.
894 (mips_init_print_operand_punct): New function, split out from
896 (mips_print_int_branch_condition): New function, split out from
897 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
898 to report unexpected codes.
899 (mips_print_float_branch_condition): New function, split out from
900 print_operand. Use output_operand_lossage to report unexpected codes.
901 (print_operand): Rework to use a case statement. Use the
902 same letter ordering in the code and the comments. Use
903 output_operand_lossage to report unexpected codes and
904 reverse_condition to handle inverted branch conditions.
905 (override_options): Use mips_init_print_operand_punct.
907 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
909 * config/mips/mips.h: Move variable declarations to end of file and
910 enclose them all in #ifndef USED_FOR_TARGET.
911 * config/mips/mips.c: Reorder functions into more logical groups,
912 and so that callees appear before callers. Put the targetm
913 initializer at the end of the file. Remove forward static
914 declarations where possible.
915 (mips_init_builtins): Add "static" to definition.
916 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
918 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
920 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
921 (TARGET_MAX_ANCHOR_OFFSET): Delete.
922 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
923 (mips_set_mips16_mode): Initialize min_anchor_offset and
924 max_anchor_offset directly to constants.
926 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
928 * config/mips/mips.c: Delete trailing whitespace.
930 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
932 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
933 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
935 * config/mips/mips.md (load_call<mode>): Don't make the unspec
936 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
938 2007-10-18 David Daney <ddaney@avtrex.com>
940 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
941 reg_offset variable to calculate register locations.
943 2007-10-18 Richard Guenther <rguenther@suse.de>
945 * tree-ssa.c (uid_ssaname_map_eq): New function.
946 (uid_ssaname_map_has): Likewise.
947 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
948 * tree-flow.h (struct gimple_df): Make default_defs a
950 * tree-dfa.c (gimple_default_def): Deal with it.
951 (set_default_def): Likewise.
953 2007-10-18 Richard Guenther <rguenther@suse.de>
955 * tree-flow.h (struct gimple_df): Make referenced_vars
957 (uid_decl_map_eq): Declare.
958 (uid_decl_map_hash): Likewise.
959 * tree-ssa.c (uid_decl_map_eq): New function.
960 (uid_decl_map_hash): Likewise.
961 (init_tree_ssa): Make referenced_vars a uid_decl_map.
962 * tree-flow-inline.h (first_referenced_var): Deal with
963 the referenced_vars representation change.
964 (next_referenced_var): Likewise.
965 * tree-dfa.c (referenced_var_lookup): Likewise.
966 (referenced_var_check_and_insert): Likewise.
967 (remove_referenced_var): Likewise.
969 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
971 * config/mips/mips.c (mips_dwarf_register_span): New.
972 (TARGET_DWARF_REGISTER_SPAN): Define.
974 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
976 * config.gcc : update score-*-elf(extra_objs).
977 * config/score/mac.md : Remove.
978 * config/score/misc.md : Remove.
979 * config/score/score7.md : Remove.
980 * config/score/score-mdaux.h : Remove.
981 * config/score/score-mdaux.c : Remove.
982 * config/score/score-version.h : Remove.
983 * config/score/score-generic.md : New.
984 * config/score/score3.h : New.
985 * config/score/score3.c : New.
986 * config/score/score7.h : New.
987 * config/score/score7.c : New.
988 * config/score/mul-div.S : add flush_cache score3 support.
989 * config/score/elf.h : Fix some typos.
990 * config/score/score.md : merge score3 and score7 pattern.
991 * config/score/score.c : use to seperate which target it used.
992 * config/score/score.h : use to seperate the target macro.
993 * config/score/score.opt : remove -mmac option , add -mscore3,
994 -mscore3d and -march OPTION support.
996 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
998 * cfgexpand.c (expand_stack_vars): Add checking to make sure
999 that the offset of a variable is not greater than the size
1002 2007-10-17 Anatoly Sokolov <aesok@post.ru>
1004 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
1005 atmega88p, atmega168p and atmega328p devices.
1006 * config/avr/avr.h (LINK_SPEC): (Ditto.).
1007 (CRT_BINUTILS_SPECS): (Ditto.).
1008 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1010 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1012 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1014 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1015 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1016 (print_insn): Move declaration to ...
1017 * rtl.h (print_insn): ... here.
1019 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1021 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1022 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1023 m68k_sched_branch_type): Move declarations to ...
1024 * config/m68/m68k-protos.h: ... here.
1026 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1028 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1030 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1032 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1033 * config/avr/avr.h (LINK_SPEC): Likewise.
1034 (CRT_BINUTILS_SPECS): Likewsie.
1035 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1037 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1039 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1040 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1041 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1043 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1046 * reg-stack.c (move_for_stack_reg): Swap input argument of
1047 UNSPEC_TAN insn to the top of the stack.
1049 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1052 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1053 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1054 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1055 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1056 immediate shift value.
1057 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1058 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1059 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1060 Remove macros for !__OPTIMIZE__ case.
1062 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1064 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1066 (perform_var_substitution): Only DFS from real nodes. Don't test
1068 (unite_pointer_equivalences): Fix broken test.
1070 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1072 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1073 altivec sp_offset. Rearrange sp_offset assignments to
1074 correspond to stack adjustments. Use frame_reg_rtx for
1075 SPE register restores. Correct SPE stack adjustment.
1077 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1079 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1080 * toplev.c (check_global_declaration_1): Use appropriate warning
1081 option instead of unnamed warning.
1082 * stor-layout.c (layout_decl): Likewise.
1083 * c-typeck.c (build_conditional_expr): Likewise.
1084 (build_compound_expr): Fix wrong comment.
1085 (build_binary_op): Use appropriate warning option instead of
1087 * cfgexpand.c (tree_expand_cfg): Likewise.
1088 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1089 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1090 (execute_warn_function_return): Likewise.
1091 * stmt.c (warn_if_unused_value): Likewise.
1093 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1095 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1096 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1098 (CRT_BINUTILS_SPECS): Likewsie.
1099 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1101 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1104 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1106 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1108 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1109 (fini_dce): Only release them for the fast pass.
1110 (end_ud_dce): Delete.
1111 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1112 Call fini_dce instead of end_ud_dce.
1113 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1114 (run_fast_df_dce): Reset df_in_progress to false on exit.
1116 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1117 Maxim Kuvyrkov <maxim@codesourcery.com>
1119 * target.h (unspec_may_trap_p): New target hook.
1120 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1121 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1123 * targhooks.h (default_unspec_may_trap_p): Declare it.
1124 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1125 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1126 * rtl.h (may_trap_p_1): Declare.
1128 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1129 override default hook implementation.
1130 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1133 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1135 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1136 options enabled by Wextra and mention Wuninitialized.
1138 2007-10-15 Nigel Stephens <nigel@mips.com>
1140 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1142 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1144 PR tree-optimization/33136
1145 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1147 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1149 PR tree-optimization/33735
1150 PR tree-optimization/33572
1151 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1152 2007-10-09's change.
1153 * except.c (duplicate_eh_regions): Don't look for prev_try
1154 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1156 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1159 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1160 __builtin_va_arg_pack-containing call stmt.
1162 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1164 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1167 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1169 PR tree-optimization/33619
1170 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1173 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1175 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1177 2007-10-15 Richard Guenther <rguenther@suse.de>
1179 * fold-const.c (extract_array_ref): Remove.
1180 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1181 generic address expression comparison folding. Remove
1182 the folding that used extract_array_ref.
1184 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1187 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1188 speculation type of insn can be changed before trying to do that.
1190 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1192 * dse.c (struct insn_info): Add 'frame_read' field.
1193 (scan_insn): For the call to a const function, set frame_read if
1194 reload has been run.
1195 If the insn reads the frame, kill the frame related stores.
1196 (scan_reads_nospill): Likewise.
1198 2007-10-14 Jason Merrill <jason@redhat.com>
1200 * tree-eh.c (optimize_double_finally): Don't assume that the
1201 cleanup we're duplicating is only one statement.
1203 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1205 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1206 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1207 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1208 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1209 tree-vect-transform.c: Fix comment typos.
1210 * doc/extend.texi: Fix a typo.
1212 * c-common.h: Remove the prototype for c_expand_body.
1213 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1214 * tree.h: Remove the prototype for fold_build_call_expr.
1216 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1218 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1220 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1222 * config/rs6000/aix53.h: New file.
1223 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1224 (TARGET_ALTIVEC_ABI): Same.
1225 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1226 (TARGET_ALTIVEC_ABI): Delete.
1227 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1228 stanza defaulting to aix5.3.
1230 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1232 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1233 (strmov): Use defined constants.
1234 (cmpstrnsi): Likewise.
1235 * config/i386/i386.c (decide_alg): Use defined constants.
1236 (ix86_expand_strlen): Likewise.
1238 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1240 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1241 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1242 (mode_for_reg_attrs, var_lowpart): New functions.
1243 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1244 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1245 or copy is known, set LOC to the SET that performs the set, instead
1247 (find_src_status, find_src_set_src): Remove LOC parameter.
1248 Replace INSN with the source value.
1249 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1250 handling MO_SET and MO_COPY. Update the calls to find_src_status
1251 and find_src_set_src.
1253 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1256 * config/i386/i386.md (strmov): Check for esi and edi usage.
1257 * config/i386/i386.c (decide_alg): Check whether we can use a
1258 rep prefix and adjust algorithm choice accordingly.
1259 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1261 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1263 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1265 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1267 * global.c (build_insn_chain): Formatting fixes.
1269 2007-10-12 Richard Guenther <rguenther@suse.de>
1271 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1272 combining both operands require either both have single uses
1273 or combining to a constant.
1275 2007-10-12 Richard Guenther <rguenther@suse.de>
1278 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1279 a rhs with side-effects or which is a load.
1280 (forward_propagate_into_cond): Also try combining both operands.
1282 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1284 PR tree-optimization/33742
1285 * tree-vect-transform.c (vectorizable_operation): Return false
1286 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1287 (vectorizable_call): Same for rhs_type and lhs_type.
1289 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1291 PR tree-optimization/33645
1292 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1293 pass it to walk_tree.
1294 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1295 When calling set_is_used on a VAR_DECL, if data is not NULL and
1296 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1297 DECL_INITIAL after clearing the bit in bitmap.
1298 (remove_unused_locals): Adjust mark_all_vars_used callers.
1299 Instead of removing unused global vars from unexpanded_var_list
1300 immediately record them in bitmap, call mark_all_vars_used on
1301 all used global vars from unexpanded_var_list and only purge
1302 global vars that weren't found used even during that step.
1304 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1306 * gthr-posix.h (__gthread_active_init): Create detached instead of
1307 joinable thread when testing whether threads are active on hppa-hpux.
1308 * gthr-posix95.h (__gthread_active_init): Likewise.
1310 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1313 * global.c (build_insn_chain): Include insn that occur between
1316 2007-10-11 Tom Tromey <tromey@redhat.com>
1318 * gengtype-yacc.y: Delete.
1320 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1323 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1324 function_value_32, function_value_64, function_value_ms_64,
1325 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1326 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1329 2007-10-11 Richard Guenther <rguenther@suse.de>
1331 * gcse.c (hash_scan_set): If the next nonnote insn is in
1332 a different basic block insert the set.
1334 2007-10-11 Richard Guenther <rguenther@suse.de>
1337 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1338 (verify_gimple_expr): Use it to verify pointer-to types for
1341 2007-10-11 Richard Guenther <rguenther@suse.de>
1344 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1345 the array element type.
1347 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1349 PR rtl-optimization/33638
1350 * dse.c (struct insn_info): Remove 'stack_read' field,
1351 add 'stack_pointer_based' field.
1352 (record_store): For a store with non-constant base, record
1353 whether it is stack pointer based.
1354 (scan_insn): For the call to a const function, remove stack
1355 pointer based stores from the list of local active stores.
1356 (scan_reads_nospill): Delete code dealing with const functions.
1358 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1360 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1362 (conflict_p, set_conflict, set_conflicts): Likewise.
1363 * global.c (global_alloc): Likewise.
1364 * ra.h: Update prototypes.
1366 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1368 * opth-gen.awk: Fixed generation of comment stating the origin
1371 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1374 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1375 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1376 and '%}', respectively.
1379 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1380 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1381 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1383 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1387 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1388 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1389 syntax for ASSEMBLER_DIALECT.
1390 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1392 2007-10-10 Revital Eres <eres@il.ibm.com>
1394 * modulo-sched.c (check_nodes_order): Dump the final order of
1396 (get_sched_window): Add dump info.
1397 (calculate_order_params): Dump order params of the nodes.
1399 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1402 * ra-conflict.c (record_one_conflict_between_regnos,
1403 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1404 (global_conflicts): Enhanced incorrect check.
1406 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1408 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1409 if flag_exceptions is not set.
1410 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1411 assemble_name rather than incorrectly emulating it.
1413 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1414 friends are removed from G++.
1416 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1418 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1419 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1420 enabling them is redundant. Don't check two times for
1423 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1425 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1427 (set_conflicts_for_earlyclobber): Likewise.
1428 (global_conflicts): Likewise.
1430 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1432 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1433 and '%}', respectively.
1435 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1437 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1438 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1440 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1443 2007-10-09 Richard Guenther <rguenther@suse.de>
1446 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1447 of referenced structure and component.
1449 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1452 * ra-conflict.c (record_one_conflict_between_regnos,
1453 set_conflicts_for_earlyclobber, global_conflicts): Improved
1455 (global_conflicts): Removed incorrect check.
1457 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1459 PR tree-optimization/33615
1460 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1461 if the statement might throw. Fix formatting.
1463 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1465 PR tree-optimization/33615
1466 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1467 if the rhs might throw.
1469 2007-10-09 Jan Hubicka <jh@suse.cz>
1471 * invoke.texi (align-threshold, align-loop-iterations): Document.
1472 * final.c: Include cfgloop.h, params.h
1473 (compute_alignments): Dump decisions and compare them with loop
1474 structure; honor given parameters.
1475 (pass_compute_alignments): New dump file.
1476 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1477 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1479 2007-10-09 James E. Wilson <wilson@specifix.com>
1481 PR tree-optimization/33655
1483 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1484 convert it to bitsizetype before size_binop call.
1486 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1488 PR tree-optimization/33572
1489 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1490 the absence of a corresponding edge from the exit block.
1492 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1495 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1497 (sra_build_assignment): Likewise. Set up mask depending on
1498 precision, not type.
1499 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1500 computing bit masks.
1501 (sra_build_elt_assignment): Don't view-convert from signed to
1503 (sra_explode_bitfield_assignment): Use bit-field type if
1504 possible. Use BYTES_BIG_ENDIAN.
1506 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1509 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1510 the original stmt can throw.
1511 (sra_build_bf_assignment): Fix type mismatch when applying negated
1514 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1516 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1517 '#pragma mark' to be executed at preprocessing time.
1519 2007-10-08 Ollie Wild <aaw@google.com>
1521 * varasm.c (compare_constant): Removed call to
1522 lang_hooks.expand_constant.
1523 (copy_constants): Removed call to lang_hooks.expand_constant.
1524 (compute_reloc_for_constant): Removed call to
1525 lang_hooks.expand_constant.
1526 (output_addressed_constants): Removed call to
1527 lang_hooks.expand_constant.
1528 (constructor_static_from_elts_p): Removed call to
1529 lang_hooks.expand_constant.
1530 (output_constant): Removed calls to lang_hooks.expand_constant.
1531 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1532 * langhooks-def.h (lhd_return_tree): Removed.
1533 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1534 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1535 * langhooks.c (lhd_return_tree): Removed.
1537 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1539 * combine.c (setup_incoming_promotions): Ensure that
1540 arguments that have not undergone mode promotions do not
1541 incorrectly get marked as being sign- or zero-extended.
1543 2007-10-08 Richard Guenther <rguenther@suse.de>
1548 * fold-const.c (fold_binary): Use correct types in folding
1549 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1550 and building of RROTATE_EXPR.
1552 2007-10-08 Richard Guenther <rguenther@suse.de>
1557 * fold-const.c (fold_binary): Use the correct types when
1558 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1559 (fold_binary): Use the correct types when folding
1560 (-A) - B to (-B) - A.
1561 (fold_unary): Use the correct types when folding ~(X).
1563 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1565 * doc/invoke.texi (Wall): fix formatting issues.
1567 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1569 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1570 truncated shift counts.
1572 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1574 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1575 syntax for ASSEMBLER_DIALECT.
1576 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1578 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1579 Nathan Froyd <froydnj@codesourcery.com>
1581 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1582 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1584 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1587 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1589 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1590 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1591 the function, temporarily point the debug interface to the null one.
1593 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1595 PR tree-optimization/33655
1597 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1600 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1602 PR tree-optimization/33572
1603 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1604 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1605 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1607 (copy_edges_for_bb): Handle nonlocal label edges.
1608 (make_nonlocal_label_edges): Deleted.
1609 (optimize_inline_calls): Don't call it.
1611 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1613 * gthr-single.h: Revert last change.
1615 2007-10-05 Michael Matz <matz@suse.de>
1618 * lower-subreg.c (decompose_multiword_subregs): Use
1619 validate_unshare_change().
1621 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1623 * ra-conflict.c: Include "sparseset.h".
1624 (conflicts): Change to HOST_WIDEST_FAST_INT.
1625 (allocnos_live): Redefine variable as a sparseset.
1626 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
1628 (allocno_row_words): Removed global variable.
1629 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1630 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1631 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1632 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1634 (record_one_conflict): Update uses of allocnos_live to use
1635 the sparseset routines. Use set_conflicts_p.
1636 (mark_reg_store): Likewise.
1637 (set_reg_in_live): Likewise.
1638 (global_conflicts): Update uses of allocnos_live.
1639 Use the new adjacency list to visit an allocno's neighbors
1640 rather than iterating over all possible allocnos.
1641 Call set_conflicts_p to setup conflicts rather than adding
1643 * global.c: Comments updated.
1644 (CONFLICTP): Delete define.
1645 (regno_compare): New function. Add prototype.
1646 (global_alloc): Sort the allocno to regno mapping according to
1647 which basic blocks the regnos are referenced in. Modify the
1648 conflict bit matrix to a compressed triangular bitmatrix.
1649 Only allocate the conflict bit matrix and adjacency lists if
1650 we are actually going to allocate something.
1651 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1652 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1653 allocno's neighbors rather than iterating over all possible allocnos.
1654 (mirror_conflicts): Removed function.
1655 (dump_conflicts): Iterate over regnos rather than allocnos so
1656 that all dump output will be sorted by regno number.
1657 Use the FOR_EACH_CONFLICT macro.
1658 * ra.h: Comments updated.
1659 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1660 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
1662 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1663 (adjacency_list_d, adjacency_iterator_d): New types.
1664 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1665 adjacency_iter_next, regno_basic_block): New static inline functions.
1666 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1667 (conflict_p): Add function prototype.
1668 * sparseset.h, sparseset.c: New files.
1669 * Makefile.in (OBJS-common): Add sparseset.o.
1670 (sparseset.o): New rule.
1672 2007-10-05 Richard Guenther <rguenther@suse.de>
1675 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1678 2007-10-05 Michael Matz <matz@suse.de>
1681 * function.c (match_asm_constraints_1): Check for input
1682 being used in the outputs.
1684 2007-10-05 Richard Guenther <rguenther@suse.de>
1686 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1688 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1691 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1692 subset checks. Make the cost of FPR -> FPR moves depend on
1693 mips_mode_ok_for_mov_fmt_p.
1695 2007-10-04 Doug Kwan <dougkwan@google.com>
1697 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1698 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1699 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1700 support of conditional variables.
1701 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1702 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1703 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1704 support of conditional variables.
1705 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1706 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1707 conditional variables.
1708 * gthr.h: Update comments to document new interface.
1710 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1712 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1715 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1717 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1719 2007-10-04 Richard Guenther <rguenther@suse.de>
1722 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1723 does not need to be of INTEGER_TYPE.
1724 (verify_gimple_2): New function split out from ...
1725 (verify_gimple_1): ... here. ICE if there was an error during
1728 2007-10-04 Michael Matz <matz@suse.de>
1730 PR rtl-optimization/33653
1731 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1732 * dse.c (scan_insn): Same.
1734 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1736 * config.gcc: Remove USE_GAS for m68k targets.
1738 2007-10-04 Richard Guenther <rguenther@suse.de>
1740 PR tree-optimization/33627
1741 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1742 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1744 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1745 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1747 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1749 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1750 commands_in_epilogues): Remove variables.
1751 (avr_file_start): Remove unneded initializations of commands_in_file,
1752 commands_in_prologues and commands_in_epilogues variables.
1753 (avr_file_end): Remove dead code.
1755 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1757 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1758 MOTOROLA is to true.
1760 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1763 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1764 (mips_split_doubleword_move): ...this.
1765 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1766 use natural endianness for multi-format FPR values.
1767 (mips_split_64bit_move): Rename to...
1768 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1769 Use move_doubleword_fpr* patterns for moves involving FPRs.
1770 (mips_save_reg): Update the call to mips_split_64bit_move.
1771 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1772 nonzero constant into an FPR if the constant can be forced to memory.
1773 * config/mips/mips.md: Update the splitter calls to
1774 mips_split_64bit_move.
1775 (UNSPEC_LOAD_DF_LOW): Rename to...
1776 (UNSPEC_LOAD_LOW): ...this.
1777 (UNSPEC_LOAD_DF_HIGH): Rename to...
1778 (UNSPEC_LOAD_HIGH): ...this.
1779 (UNSPEC_STORE_DF_HIGH): Rename to...
1780 (UNSPEC_STORE_WORD): ...this.
1781 (SPLITF): New mode iterator.
1782 (HALFMODE): New mode attribute.
1783 (movtf): New expander.
1784 (*movtf_internal): New define_insn_and_split.
1785 (move_doubleword_fpr<mode>): New expander.
1786 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1788 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1789 (mfhc1<mode>): ...these more general patterns.
1791 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1793 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1795 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1797 * gcse.c (hash_scan_set): Insert set in insn before note at
1798 the end of basic block.
1800 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1802 PR tree-optimization/33576
1803 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1804 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1805 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1806 (remove_iv): Declared.
1807 * lambda-code.c (remove_iv): Not static.
1808 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1809 Don't remove ivs there, save ivs in the buffer.
1811 2007-10-03 Jason Merrill <jason@redhat.com>
1814 * tree-eh.c (same_handler_p): New fn.
1815 (optimize_double_finally): New fn.
1816 (refactor_eh_r): New fn.
1817 (refactor_eh): New fn.
1818 (pass_refactor_eh): New pass.
1819 * tree-pass.h: Declare it.
1820 * passes.c (init_optimization_passes): Add it.
1822 2007-10-03 Doug Kwan <dougkwan@google.com>
1823 Richard Guenther <rguenther@suse.de>
1826 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1827 be conservative instead.
1829 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1832 * doc/invoke.texi (-fwhole-program): Document that Fortran
1833 doesn't support this option.
1835 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1838 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1841 2007-10-02 David Daney <ddaney@avtrex.com>
1843 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1844 against constant zero.
1845 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1848 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1850 * ra-conflict.c: New file.
1852 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1853 usage to DF_LIVE usage.
1854 (reload): Remove reference to df_get_live_top.
1855 * rtlanal.c (subreg_nregs_with_regno): New function.
1856 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1857 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1858 (df_has_eh_preds): Removed.
1859 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1860 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1862 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1863 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1864 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1865 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1866 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1867 (global_alloc): Turn off rescanning insns after call to
1868 global_conflicts and added call to set_preferences.
1869 (global_conflicts): Moved to ra-alloc.c.
1870 (set_preferences_1, set_preferences): New function.
1871 (mirror_conflicts): Changed types for various variables.
1872 (mark_elimination): Change DF_RA_LIVE
1873 usage to DF_LIVE usage.
1874 (build_insn_chain): Rewritten from scratch and made local.
1875 (print_insn_chain, print_insn_chains): New functions.
1876 (dump_conflicts): Do not print conflicts for fixed_regs.
1877 (rest_of_handle_global_alloc): Turn off insn rescanning.
1878 * hard-reg-set.h: Fixed comment.
1879 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1880 usage to DF_LIVE usage and delete refs to TOP sets.
1881 (block_alloc): Mark regs as live if they are in the artificial
1882 defs at top of block.
1883 (find_stack_regs): New function.
1884 (rest_of_handle_local_alloc): Changed urec problem to live
1885 problem and do not turn off df rescanning.
1886 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1887 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1888 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1889 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1890 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1891 fields in df_ref_flags. The rest have been renumbered.
1892 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1894 * rtl.h (subreg_nregs_with_regno): New function.
1895 * df-problems.c: (df_get_live_out, df_get_live_in,
1896 df_get_live_top): Removed reference to DF_RA_LIVE.
1897 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1898 df_live_alloc, df_live_reset, df_live_local_finalize,
1899 df_live_free): Make top set only if different from in set.
1900 (df_lr_top_dump, df_live_top_dump): Only print top set if
1901 different from in set.
1902 (df_lr_bb_local_compute): Removed unnecessary check.
1903 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1904 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1905 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1906 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1907 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1908 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1909 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1910 df_urec_add_problem): Removed.
1911 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1913 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1914 * basic_block.h (bb_has_abnormal_pred): New function.
1915 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1916 usage to DF_LIVE usage.
1918 2007-10-02 Revital Eres <eres@il.ibm.com>
1920 * config/rs6000/predicates.md (easy_vector_constant): Return false
1921 for 750CL paired vectors.
1922 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1924 (vec_initv2sf): Add new description.
1925 (vconcatsf): Likewise.
1926 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1927 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1929 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1931 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1932 sinking the last stmt in a BB.
1934 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1937 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1938 (sra_hash_tree): Handle BIT_FIELD_REFs.
1939 (sra_elt_hash): Don't hash bitfld blocks.
1940 (sra_elt_eq): Skip them in parent compares as well. Handle
1942 (build_element_name_1): Handle BIT_FIELD_REFs.
1943 (instantiate_element): Propagate nowarn from parents. Create
1944 BIT_FIELD_REF for variables that are widened by scalarization.
1945 Gimple-zero-initialize all bit-field variables that are not
1946 part of parameters that are going to be scalarized on entry.
1947 (instantiate_missing_elements_1): Return the sra_elt.
1948 (canon_type_for_field): New.
1949 (try_instantiate_multiple_fields): New. Infer widest possible
1950 access mode from decl or member type, but clip it at word
1951 size, and only widen it if a field crosses an alignment
1953 (instantiate_missing_elements): Use them.
1954 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1955 (scalar_bitfield_p): New.
1956 (sra_build_assignment): Optimize assignments from scalarizable
1957 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1960 (sra_build_bf_assignment): New. Optimize assignments to
1961 scalarizable BIT_FIELD_REFs.
1962 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1963 assignments to full variables.
1964 (generate_copy_inout): Use the new macros and functions.
1965 (generate_element_copy): Likewise. Handle bitfld differences.
1966 (generate_element_zero): Don't recurse for blocks. Use
1967 sra_build_elt_assignment.
1968 (generate_one_element_init): Take elt instead of var. Use
1969 sra_build_elt_assignment.
1970 (generate_element_init_1): Adjust.
1971 (bitfield_overlap_info): New struct.
1972 (bitfield_overlaps_p): New.
1973 (sra_explode_bitfield_assignment): New. Adjust widened
1974 variables to account for endianness.
1975 (sra_sync_for_bitfield_assignment): New.
1976 (scalarize_use): Re-expand assignment to/from scalarized
1977 BIT_FIELD_REFs. Explode or sync needed members for
1978 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1979 (scalarize_copy): Use REPLDUP.
1980 (scalarize_ldst): Move assert before dereference. Adjust EH
1982 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1984 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1986 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1987 Rename CR_* constants to CMP_*. Fix spacing.
1989 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1992 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1993 to be processed with the special script doc/install.texi2html.
1995 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1997 * doc/invoke.texi (Wall): List the options enabled by Wall.
1998 (Wstrict-aliasing): Add missing @option.
2000 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
2002 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
2003 rather than gen_lowpart to change a register from DImode to DFmode.
2004 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
2005 both FROM and TO are integer modes that are no bigger than 4 bytes.
2006 (mips_mode_ok_for_mov_fmt_p): New function.
2007 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
2008 (mips_secondary_reload_class): Tweak formatting and comments.
2009 Use reg_class_subset_p instead of direct comparisons with
2010 classes. Only allow direct FPR<->FPR moves for modes that
2011 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
2012 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2013 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2014 (*movdi_64bit): Likewise.
2015 (*movsi_internal): Likewise.
2016 (*movhi_internal): Likewise.
2017 (*movqi_internal): Likewise.
2019 2007-09-30 Diego Novillo <dnovillo@google.com>
2022 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2025 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2027 PR tree-optimization/33597
2028 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2029 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2031 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2034 instead of variants of (!reload_in_progress && !reload_completed).
2035 (x86_expand_vector_move): Ditto.
2037 2007-09-28 Ollie Wild <aaw@google.com>
2040 2007-09-27 Ollie Wild <aaw@google.com>
2042 * varasm.c (compare_constant): Removed call to
2043 lang_hooks.expand_constant.
2044 (copy_constants): Removed call to lang_hooks.expand_constant.
2045 (compute_reloc_for_constant): Removed call to
2046 lang_hooks.expand_constant.
2047 (output_addressed_constants): Removed call to
2048 lang_hooks.expand_constant.
2049 (constructor_static_from_elts_p): Removed call to
2050 lang_hooks.expand_constant.
2051 (output_constant): Removed calls to lang_hooks.expand_constant.
2052 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2053 * langhooks-def.h (lhd_return_tree): Removed.
2054 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2055 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2056 * langhooks.c (lhd_return_tree): Removed.
2058 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2061 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2062 argument to gen_selb.
2064 2007-09-28 Chao-ying Fu <fu@mips.com>
2066 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2067 * doc/libgcc.texi (Fixed-point fractional library routines):
2068 Fix typos for neg and cmp functions.
2070 2007-09-28 Michael Matz <matz@suse.de>
2072 PR rtl-optimization/33552
2073 * function.c (match_asm_constraints_1): Check for overlap in
2074 inputs and replace all occurences.
2076 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2078 * config/mips/mips.c (override_options): Fix comment typo.
2080 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2082 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2083 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2084 * config/bfin/t-bfin-linux (crti.o): Don't build.
2086 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2087 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2089 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2091 2007-09-27 Ollie Wild <aaw@google.com>
2093 * varasm.c (compare_constant): Removed call to
2094 lang_hooks.expand_constant.
2095 (copy_constants): Removed call to lang_hooks.expand_constant.
2096 (compute_reloc_for_constant): Removed call to
2097 lang_hooks.expand_constant.
2098 (output_addressed_constants): Removed call to
2099 lang_hooks.expand_constant.
2100 (constructor_static_from_elts_p): Removed call to
2101 lang_hooks.expand_constant.
2102 (output_constant): Removed calls to lang_hooks.expand_constant.
2103 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2104 * langhooks-def.h (lhd_return_tree): Removed.
2105 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2106 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2107 * langhooks.c (lhd_return_tree): Removed.
2109 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2112 * expr.c (emit_group_load_1): Split constant double when destination
2113 length is half source length.
2115 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2117 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2118 (mips_cpu_info): Add tune_flags.
2119 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2120 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2122 (override_options): Remove deprecation code. Use branch-likely
2123 instructions for optimize_size or if the tuning flags do not
2124 suggest otherwise. Tweak warning.
2125 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2127 2007-09-27 Matthias Klose <doko@ubuntu.com>
2129 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2130 multilib osdirname if it exists.
2131 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2133 2007-09-27 Ian Lance Taylor <iant@google.com>
2135 PR tree-optimization/33565
2136 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2137 assignments of comparisons.
2138 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2139 parameter. Change caller. Defer overflow warnings around call to
2141 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2142 TREE_NO_WARNING is set on the statement.
2143 * tree-ssa-forwprop.c
2144 (tree_ssa_forward_propagate_single_use_vars): Don't test
2145 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2146 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2148 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2150 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2151 reduce offset by units of 0x10000 for SPE vector modes or modes
2152 used with E500 double instructions.
2154 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2156 * simplify-rtx.c (comparison_result): New.
2157 (simplify_const_relational_operation): Use it instead of the five
2158 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2159 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2160 optimizations. Extract nonzero_address_p optimizations into a
2161 separate "if" together with optimizations where op1 is const0_rtx.
2162 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2163 floating-point arguments too when appropriate. Hoist test for ABS
2164 outside the final switch statement.
2165 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2166 folded_arg0 if we found a constant equivalent. Remove
2167 transformations done in simplify-rtx.c for "op0 RELOP op0".
2169 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2171 * builtins.c (expand_builtin, expand_builtin_object_size,
2172 expand_builtin_memory_chk, maybe_emit_chk_warning,
2173 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2175 * expr.c (expand_expr_real_1): Likewise.
2176 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2177 (lhd_print_error_function): Add third argument.
2178 * langhooks.h (struct diagnostic_info): Add forward decl.
2179 (struct lang_hooks): Add third argument to print_error_function.
2180 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2181 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2183 (diagnostic_report_current_function): Likewise.
2184 * toplev.c (announce_function): Pass NULL as second argument to
2185 diagnostic_set_last_function.
2186 * diagnostic.c (diagnostic_report_current_function): Add second
2187 argument, pass it as third argument to lang_hooks.print_error_function.
2188 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2189 to diagnostic_report_current_function.
2190 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2191 and message.abstract_origin.
2192 (verbatim): Initialize abstract_origin.
2193 * pretty-print.h (text_info): Add abstract_origin field.
2194 * pretty-print.c (pp_base_format): Handle %K.
2195 * langhooks.c (lhd_print_error_function): Add third argument. If
2196 diagnostic->abstract_origin, print virtual backtrace.
2197 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2198 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2199 (init_dynamic_diag_info): Likewise.
2201 2007-09-26 David Daney <ddaney@avtrex.com>
2204 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2205 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2206 sync_old_nand<mode>, sync_new_nand<mode>,
2207 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2208 Update length attributes.
2209 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2210 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2212 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2213 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2214 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2217 2007-09-26 Richard Guenther <rguenther@suse.de>
2219 PR tree-optimization/33563
2220 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2221 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2223 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2224 get_use_of_stmt_lhs.
2226 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2229 * c-common.c (complete_array_type): Diagnose too-large arrays and
2230 set type to error_mark_node.
2232 2007-09-26 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/30375
2235 PR tree-optimization/33560
2236 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2240 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2242 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2243 (dse_global_data): Add aggregate_vardecl field.
2244 (dse_possible_dead_store_p): New.
2245 Add prev_defvar variable.
2246 Allow immediate uses and previous immediate uses to differ
2247 if they are setting different parts of the whole.
2248 (get_aggregate_vardecl): New.
2249 (dse_record_partial_aggregate_store): New.
2250 (dse_whole_aggregate_clobbered_p): New.
2251 (dse_partial_kill_p): New.
2252 Call dse_maybe_record_aggregate_store().
2253 When checking whether a STMT and its USE_STMT refer to the
2254 same memory address, check also for partial kills that clobber
2256 Move some variable definitions to the block where they are used.
2257 (aggregate_vardecl_hash): New.
2258 (aggregate_vardecl_eq): New.
2259 (aggregate_vardecl_free): New.
2260 (aggregate_whole_store_p): New.
2261 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2262 Mark which aggregate stores we care about.
2264 2007-09-25 DJ Delorie <dj@redhat.com>
2267 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2270 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2273 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2274 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2275 for vector int32 -> int64 conversions. Don't write beyond the end
2276 of the allocated vector for int32 -> int64 conversions.
2278 2007-09-25 Revital Eres <eres@il.ibm.com>
2280 * config/rs6000/paired.h (paired_sel): New.
2281 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2282 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2283 when expanding selv2sf.
2284 * config/rs6000/rs6000.h (rs6000_builtins): Add
2285 PAIRED_BUILTIN_SELV2SF4.
2287 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2290 * c-typeck.c (default_conversion): Call require_complete_type
2291 before perform_integral_promotions.
2292 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2293 (build_c_cast): Call require_complete_type except for casts to
2295 (convert_for_assignment): Call require_complete_type.
2297 2007-09-25 Revital Eres <eres@il.ibm.com>
2299 * config/spu/spu.md: Fix doloop pattern.
2301 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2303 * config/bfin/bfin.c (expand_prologue_reg_save,
2304 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
2305 and ASTAT moved here...
2306 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2307 ... from here. New argument ALL; callers changed.
2308 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2309 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2310 have the "saveall" attribute.
2312 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2314 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2316 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2317 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2318 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2320 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2321 with REG_P tests before REGNO access.
2323 2007-09-24 DJ Delorie <dj@redhat.com>
2326 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2328 (movqicc_<code>_<mode>): Likewise.
2329 (movhicc_<code>_<mode>): Likewise.
2331 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2334 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2335 register for reload.
2337 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2340 * config/i386/i386.c (ix86_comp_type_attributes): Check
2343 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2345 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2346 "move.l %a4,%a4" to produce nops.
2347 * config/m68k/m68k.c (override_options): Reset align options,
2348 if neccessary align macro isn't avaible.
2350 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2352 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2354 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2356 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2358 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2359 reload is completed.
2360 (peephole pattern): Convert most of them to RTL peephole pattern.
2362 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2364 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2365 (moved from fp compare patterns).
2366 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2367 Cleanup predicates to relieve reload.
2368 (conditional_trap): Reject conditional trap with fp condition.
2369 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2370 certain constants early.
2372 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2374 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2376 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2378 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2379 Allow --with-tune=cell and --with-cpu=cell.
2381 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2383 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2384 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2386 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2388 (TARGET_BUILTIN_RECIPROCAL): Use it.
2389 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2390 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2391 (rs6000_emit_swrsqrtsf): New.
2392 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2394 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2395 (divsf3): Remove swdiv support.
2398 (rsqrt_internal1): New.
2399 (divdf3): Remove swdiv support.
2402 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2405 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2407 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2408 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2409 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2410 lang_hooks.type.type_hash_eq in addition to generic tests.
2412 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2413 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2415 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2416 reflect the cost per call to a target specific builtin.
2417 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2418 call to a target specific builtin, then use target_builtin_call_cost.
2419 (init_inline_once): Initialize target_builtin_call_cost field.
2421 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2424 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2427 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2429 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2430 * configure: Regenerated.
2432 2007-09-23 Ollie Wild <aaw@google.com>
2434 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2436 (get_pointer_modulus_and_residue): New function.
2438 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2440 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2441 combine an SC return value into a single register.
2443 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2445 * opth-gen.awk (target_flags_explicit): Declare.
2446 * toplev.h (target_flags_explicit): Delete declaration.
2447 * toplev.c (target_flags): Likewise.
2448 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2449 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2450 Never return true for TARGET_MIPS16.
2451 * config/mips/mips.c (mips_llsc): Delete.
2452 (mips_handle_option): Remove -mllsc handling.
2453 (mips_strip_unspec_address): Tweak comment.
2454 * config/mips/mips.opt (mllsc): Use a target mask.
2456 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2458 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2459 word_mode as well as Pmode.
2461 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2463 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2464 parameters from word_mode to the subword type if such a truncation
2467 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2469 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2470 * configure: Regenerated.
2472 2007-09-23 Jan Hubicka <jh@suse.cz>
2474 * params.def (INLINE_CALL_COST): Set to 12.
2475 * invoke.texi (inline-call-cost): Update default value.
2477 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2479 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2481 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2482 Revital Eres <eres@il.ibm.com>
2484 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2485 checks whether the count_reg is found outside the control part.
2487 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2489 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2490 instead of checking CALL_EXPR_FN directly to test for builtins.
2491 If error or warning attributes are present, print
2492 error resp. warning.
2493 * c-common.c (handle_error_attribute): New function.
2494 (c_common_attribute_table): Add error and warning
2496 * doc/extend.texi: Document error and warning attributes.
2498 * tree.h (block_nonartificial_location): New prototype.
2499 * tree.c (block_nonartificial_location): New function.
2500 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2501 if artificial attribute is present on abstract inline decl.
2502 * c-common.c (handle_artificial_attribute): New function.
2503 (c_common_attribute_table): Add artificial attribute.
2504 * final.c (override_filename, override_linenum): New variables.
2505 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2506 and override_linenum if inside of a block inlined from
2507 __attribute__((__artificial__)) function.
2508 (notice_source_line): Honor override_filename and override_linenum.
2509 * doc/extend.texi: Document __attribute__((__artificial__)).
2510 * config/i386/emmintrin.h: Add __artificial__ attribute to
2511 all __always_inline__ functions.
2512 * config/i386/mmintrin.h: Likewise.
2513 * config/i386/tmmintrin.h: Likewise.
2514 * config/i386/mm3dnow.h: Likewise.
2515 * config/i386/pmmintrin.h: Likewise.
2516 * config/i386/ammintrin.h: Likewise.
2517 * config/i386/xmmintrin.h: Likewise.
2518 * config/i386/smmintrin.h: Likewise.
2519 * config/i386/bmmintrin.h: Likewise.
2520 * config/i386/mmintrin-common.h: Likewise.
2523 * expr.c (expand_constructor): New function.
2524 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2525 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2528 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2530 * config/mips/mips.c (dump_constants_1): Generalize to include
2531 fractional and accumulator modes.
2533 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2535 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2536 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2538 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2539 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2541 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2543 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2545 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2546 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2548 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2549 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2550 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2552 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2554 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2555 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2556 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2558 2007-09-22 Jason Merrill <jason@redhat.com>
2561 * attribs.c (lookup_attribute_spec): Split out...
2562 (decl_attributes): From here.
2563 * tree.h: Declare it.
2565 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2567 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2569 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2571 * tree-inline.c (remap_type_1): Correctly chain variants.
2573 2007-09-22 Richard Guenther <rguenther@suse.de>
2575 PR tree-optimization/33146
2576 * fold-const.c (fold_binary): Use the original tree
2578 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2579 also changes "sign".
2581 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2584 * except.c (finish_eh_generation): Call commit_edge_insertions if
2585 there are insns queued on the entry edge.
2586 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2589 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2591 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2593 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2595 * gcc/config/i386/i386.c: Delete trailing whitespace.
2596 * gcc/config/i386/i386.h: Ditto.
2597 * gcc/config/i386/bmmintrin.h: Ditto.
2598 * gcc/config/i386/sync.md: Ditto.
2599 * gcc/config/i386/ppro.md: Ditto.
2600 * gcc/config/i386/mmx.md: Ditto.
2601 * gcc/config/i386/constraints.md: Ditto.
2602 * gcc/config/i386/sse.md: Ditto.
2603 * gcc/config/i386/athlon.md: Ditto.
2604 * gcc/config/i386/i386.md: Ditto.
2606 2007-09-21 Richard Guenther <rguenther@suse.de>
2608 PR tree-optimization/33508
2609 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2610 quadratic loop by keeping a bitmap of variables we have
2611 to clobber all subvariables for.
2612 (set_initial_properties): Likewise.
2614 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2616 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2618 2007-09-20 Nigel Stephens <nigel@mips.com>
2619 Chao-ying Fu <fu@mips.com>
2621 * c-decl.c (finish_declspecs): When _Sat is used without
2622 _Fract or _Accum, set the default type to cts_fract.
2623 This avoids a warning of "type defaults to int".
2625 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2627 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2628 bit-fields wider than one bit.
2630 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2633 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2635 * dbxout.c (dbxout_type): Likewise.
2639 * gimplify.c (gimplify_vla_decl): New function.
2640 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2642 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2644 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2646 * doc/invoke.texi (-minterlink-mips16): Document.
2647 * config/mips/mips.opt (minterlink-mips16): New option.
2648 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2651 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2653 * doc/extend.texi (Attribute Syntax): Remove old speculative
2656 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2658 * combine.c: Include cgraph.h.
2659 (setup_incoming_promotions): Rework to allow more aggressive
2660 elimination of sign extensions when all call sites of the
2661 current function are known to lie within the current unit.
2663 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2665 * dse.c (find_shift_sequence): No-op rework of control flow.
2667 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2669 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2670 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2672 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2674 * cfgexpand.c (dump_stack_var_partition): Use the correct
2675 index for the offset.
2677 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2679 * config/mips/sde.h: Switch to GPLv3.
2681 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2683 * tree-sra.c (decide_block_copy): Decide if there are groups.
2685 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2687 * config/m68k/m68k.c (output_move_himode): Remove jump table
2689 config/m68k/m68k.md (lea): Likewise.
2690 * config/m68k/m68k.c (print_operand_address): Use simple pc
2691 relative addressing.
2693 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2695 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2696 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2698 (asm_insn_count): Pass template as second argument to it.
2699 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2700 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2701 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2702 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2703 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2704 (sh_insn_length_adjustment): Pass template as second argument to it.
2705 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2707 * config/bfin/bfin.md (define_asm_attributes): New.
2709 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2711 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2713 * config/bfin/print-sysroot-suffix.sh: New.
2714 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2715 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2716 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2717 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2718 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2719 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2720 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2721 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2722 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2723 (linux-sysroot-suffix.h): New target.
2724 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2725 (mspecld-anomaly): Likewise.
2726 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2727 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2728 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2729 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2730 (bfin_si_revision): Declare.
2731 (bfin_workarounds): Declare.
2732 (WA_SPECULATIVE_LOADS): Define.
2733 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2734 (WA_SPECULATIVE_SYNCS): Define.
2735 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2736 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2737 (LIB_SPEC): Add %s to the linker scripts.
2738 Use proper linker script for bf522, bf525, bf527,
2739 bf538, bf539, bf542, bf544, bf548, and bf549.
2740 * config/bfin/bfin.c (bfin_si_revision): Define.
2741 (bfin_workarounds): Define.
2742 (struct bfin_cpu): New.
2744 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2745 (override_options): Set bfin_workarounds.
2746 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2747 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2748 ENABLE_WA_SPECULATIVE_LOADS.
2749 (bfin_reorg): Likewise.
2750 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2751 macros for bf522, bf525, bf527, bf538, bf539,
2752 bf542, bf544, bf548, and bf549.
2753 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2754 Don't define __ID_SHARED_LIB__ when -msep-data.
2755 (TARGET_DEFAULT): Define as 0.
2756 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2757 * doc/invoke.texi (Blackfin Options): Document silicon
2758 revision part of -mcpu option and it now accepts bf522, bf525,
2759 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2761 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2763 * alias.c (memory_modified_1): Deconstify.
2764 (memory_modified_in_insn_p): Don't use const_note_stores.
2765 * rtl.h (const_note_stores): Delete.
2766 * rtlanal.c (const_note_stores): Likewise.
2768 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2770 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2773 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2777 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2778 (addsi_small_int): Likewise.
2779 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2780 (one_cmplsi2): Likewise.
2782 (enter_func): Expand insn using hard_frame_pointer_rtx and
2785 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2786 hard_frame_pointer_rtx instead of using REGNO() check.
2787 Properly sign extend GEN_INT() argument.
2789 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2791 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2793 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2794 alternatives with just jcc.
2795 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2796 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2797 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2798 dbge_hi, dbge_si): Likewise.
2800 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2802 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2803 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2804 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2805 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2806 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2808 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2810 * config/m68k/m68k-devices.def (51qe): New device.
2811 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2812 to all uses of FL_FOR_isa_c for compatibility.
2813 (all_microarchs): Add cfv1 microarchitecture.
2814 (m68k_handle_option): Handle m51qe option.
2815 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2816 (TUNE_CFV1): New macro.
2817 (enum uarch_type): Add ucfv1.
2818 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2820 2007-09-18 Richard Guenther <rguenther@suse.de>
2822 PR tree-optimization/31863
2823 * tree-ssa-structalias.c (create_variable_info_for): Always
2824 free the fieldstack.
2826 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2828 * opts.c (decode_options): Enable vectorization under -O3.
2830 2007-09-18 Richard Guenther <rguenther@suse.de>
2832 PR tree-optimization/33340
2833 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2834 SSA_NAMEs that occur in abnormal PHI nodes.
2836 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2838 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2839 Don't use const_get_call_expr_in.
2840 * tree-gimple.c (const_get_call_expr_in): Delete.
2841 * tree-gimple.h (const_get_call_expr_in): Likewise.
2843 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2845 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2846 not yet have a basic block.
2847 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2849 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2851 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2852 to both ".section"s.
2854 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * config/mips/mips.c (mips_output_mi_thunk): Use
2857 mips_function_ok_for_sibcall and const_call_insn_operand
2858 to determine if a direct sibcall is allowed. Use
2859 mips_classify_symbol to determine a global pointer is needed.
2861 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2863 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2865 2007-09-17 Chao-ying Fu <fu@mips.com>
2866 Nigel Stephens <nigel@mips.com>
2868 * config/fixed-bit.h: New file.
2869 * config/fixed-bit.c: New file.
2870 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2872 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2874 * c-format.h (format_kind_info): Add alloc_char field.
2875 * c-format.c (scanf_flag_specs): Add 'm'.
2876 (scanf_flag_pairs): Add 'a', 'm' pair.
2877 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2878 (format_types_orig): Add alloc_char fields.
2879 (check_format_info_main): Rename aflag to alloc_flag.
2880 Handle fki->alloc_char. modifier after width and before length
2881 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2882 length modifiers as well.
2883 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2886 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2887 returned by build_call_expr.
2889 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2891 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2892 NULL for variable-sized records too.
2893 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2895 2007-09-17 Tom Tromey <tromey@redhat.com>
2897 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2898 (c_builtin_function): Likewise.
2899 (grokdeclarator): Likewise.
2901 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2903 PR rtl-optimization/26449
2904 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2905 (seq_insns_valid_p): Removed.
2907 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2909 * tree-nomudflap.c (gate_mudflap): New static function.
2910 (pass_mudflap_1): Use it as gate function.
2911 (pass_mudflap_2): Likewise.
2913 2007-09-17 Jan Hubicka <jh@suse.cz>
2917 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2919 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2921 PR tree-optimization/33319
2922 * tree-vect-analyze.c (vect_same_range_drs): New.
2923 (vect_vfa_range_equal): New.
2924 (vect_is_duplicate_ddr): Removed.
2925 (vect_mark_for_runtime_alias_test): Do not perform marking when
2926 optimizing for size or max_param for alias checking is zero.
2927 Move the function before vect_analyze_data_ref_dependence.
2928 (vect_analyze_data_ref_dependence): Add call to
2929 vect_mark_for_runtime_alias_test in two cases when dependence
2931 (vect_analyze_data_ref_dependences): Do not call to
2932 vect_mark_for_runtime_alias_test.
2933 (vect_prune_runtime_alias_test_list): New.
2934 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2935 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2936 Update vec_outside_cost.
2937 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2938 (vect_create_cond_for_alias_checks): Build the base address of data
2939 reference from DR_GROUP_FIRST_DR.
2940 (vect_loop_versioning): New.
2941 (vect_transform_loop): Add a call to vect_loop_versioning.
2942 Remove factored out code.
2944 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2947 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2950 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2952 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2953 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2954 Fix the call to insn_rtx_cost. Skip access sizes that require a
2955 real truncation of the store register. Use convert_move instead
2956 of gen_lowpart when narrowing the result.
2957 (replace_read): Use convert_move instead of gen_lowpart when
2958 narrowing the store rhs.
2960 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2962 * config/mips/mips.md (SHORT): Fix long line.
2963 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2964 to QImode and HImode.
2966 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2968 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2970 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2972 * tree-parloops.c: New file.
2973 * tree-ssa-operands.h (free_stmt_operands): Declare.
2974 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2976 * tree-pass.h (pass_parallelize_loops): Declare.
2977 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2979 (build_omp_regions_1): Allow analysing just a single OMP region and
2981 ( build_omp_regions_root, omp_expand_local): New functions.
2982 (build_omp_regions): Add argument to build_omp_regions_1 call.
2983 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2984 autoparallelization is run.
2985 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2986 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2987 pass_parallelize_loops): New.
2988 * common.opt (ftree-parallelize-loops): New.
2989 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2990 parallelize_loops): Declare.
2991 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2992 * Makefile.in (tree-parloops.o): Added.
2993 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2995 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2996 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2997 one extra edge as well.
2998 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2999 Use VEC_free to free doms vector.
3000 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
3001 operands. Recompute operand caches in the new function.
3002 (move_sese_region_to_fn): Update loop info.
3003 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
3004 * tree-ssa-operands.c (free_stmt_operands): New function.
3006 * doc/passes.texi: Document autoparallelization.
3007 * doc/invoke.texi (-ftree-parallelize-loops): New option.
3009 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3012 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3015 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3017 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3018 the VEC is not NULL.
3019 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3020 get_vectype_for_scalar_type succeeded.
3021 (vectorizable_conversion): Likewise.
3023 2007-09-14 Jan Hubicka <jh@suse.cz>
3025 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3028 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3031 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3032 register when operands[2] equals operands[1].
3033 (remainderxf3): Ditto.
3035 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3036 Nigel Stephens <nigel@mips.com>
3038 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3039 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3040 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3042 (_Unwind_ForcedUnwind): Likewise.
3043 (_Unwind_Resume): Likewise.
3044 (_Unwind_Resume_or_Rethrow): Likewise.
3045 (_Unwind_Backtrace): Likewise.
3046 (_Unwind_SjLj_RaiseException): Likewise.
3047 (_Unwind_SjLj_ForcedUnwind): Likewise.
3048 (_Unwind_SjLj_Resume): Likewise.
3049 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3050 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3052 (_Unwind_ForcedUnwind): Likewise.
3053 (_Unwind_Resume): Likewise.
3054 (_Unwind_Resume_or_Rethrow): Likewise.
3055 (_Unwind_Backtrace): Likewise.
3056 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3057 (_Unwind_ForcedUnwind): Likewise.
3058 (_Unwind_RaiseException): Likewise.
3059 (_Unwind_Resume): Likewise.
3060 (_Unwind_Resume_or_Rethrow): Likewise.
3062 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3063 nomips16 mode when IN_LIBGCC2 with hard float.
3065 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3067 * config/mips/sdemtk.opt: Update to GPLv3.
3068 * config/mips/sdemtk.h: Likewise.
3070 2007-09-14 Nigel Stephens <nigel@mips.com>
3072 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3073 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3074 for mipsisa32-*-linux*.
3076 2007-09-14 Nigel Stephens <nigel@mips.com>
3077 David Ung <davidu@mips.com>
3078 Thiemo Seufer <ths@mips.com>
3079 Richard Sandiford <richard@codesourcery.com>
3081 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3082 * configure.ac: Add a mipssde threading type.
3083 * configure: Regenerate.
3084 * config/mips/sdemtk.h: New file.
3085 * config/mips/t-sdemtk: Likewise.
3086 * config/mips/sdemtk.opt: Likewise.
3087 * gthr-mipssde.h: Likewise.
3088 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3089 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3090 (MIPS_ICACHE_SYNC): New macro, split from ...
3091 * config/mips/mips.md (clear_cache): ...here.
3092 * config/mips/mips.c (mips_save_reg_p): Check
3093 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3094 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3095 (build_mips16_call_stub): Likewise.
3097 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3099 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3101 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3104 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3105 current_frame_info.n_local_regs. Don't return emitted local
3107 (ia64_compute_frame_size): Improve unwind hack to put
3108 RP, PFS, FP in that order by allowing some of the registers
3109 been already emitted, as long as they are emitted to the
3112 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3114 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3115 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3116 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3118 2007-09-13 Eric Christopher <echristo@apple.com>
3119 Kenneth Zadeck <zadeck@naturalbridge.com>
3121 * dse.c (find_shift_sequence): New function.
3122 (replace_read): Add case to remove read if it requires shift.
3123 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3125 2007-09-13 Tom Tromey <tromey@redhat.com>
3127 * c-common.c (fname_as_string): Update.
3128 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3129 (c_lex_one_token): Update. Add 'parser' argument.
3130 (c_parser_simple_asm_expr): Update.
3131 (c_parser_attributes): Update.
3132 (c_parser_asm_statement): Update.
3133 (c_parser_asm_operands): Update.
3134 (c_parser_peek_token): Update.
3135 (c_parser_peek_2nd_token): Update.
3136 * c-lex.c (c_lex_string_translate): Remove.
3137 (c_lex_return_raw_strings): Likewise.
3138 (c_lex_with_flags): Added 'lex_flags' argument.
3139 (lex_string): Added 'translate' argument.
3140 * c-pragma.h (c_lex_with_flags): Update.
3141 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3142 (C_LEX_STRING_NO_TRANSLATE): New define.
3143 (C_LEX_RAW_STRINGS): Likewise.
3145 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3148 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3149 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3150 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3151 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3152 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3153 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3154 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3155 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3156 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3157 (bdesc_1arg): Add __builtin_bfin_ones.
3158 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3159 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3160 and __builtin_bfin_csqu_fr16.
3161 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3162 (ones): New define_insn.
3163 (ssaddhi3_parts): New define_insn.
3164 (sssubhi3_parts): New define_insn.
3165 (flag_mulhi_parts): New define_insn.
3167 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3169 * common.opt (femit-class-debug-always): Turn off by default.
3171 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3173 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3174 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3176 2007-09-13 James E. Wilson <wilson@specifix.com>
3178 PR tree-optimization/33389
3179 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3180 then set build_loads before returning.
3182 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3183 David Ung <davidu@mips.com>
3185 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3186 {d}addiu and a negative immediate such that it works with MIPS16
3189 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3192 * configure.ac (ld_vers): Support Linux linker.
3193 * configure: Regenerated.
3195 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3196 Sandra Loosemore <sandra@codesourcery.com>
3198 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3199 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3200 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3201 nomips16 into decl attributes.
3202 (TARGET_INSERT_ATTRIBUTES): Override.
3203 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3204 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3205 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3206 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3207 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3208 (mips_use_mips16_mode_p): Reimplement as a function that takes
3209 a decl and considers only decl attributes. If the decl is nested
3210 function, use its parent attributes.
3211 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3212 instead of SYMBOL_REF_MIPS16_FUNC_P.
3213 (mips_set_mips16_mode): Move call to sorry here from old
3214 mips_use_mips16_mode_p.
3215 (mflip_mips16_entry): New structure.
3216 (mflip_mips16_htab): New variable.
3217 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3218 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3219 (mips_merge_decl_attributes): New function.
3220 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3221 Use mips_use_mips16_mode_p.
3222 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3223 SYMBOL_REF_MIPS16_FUNC_P.
3224 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3226 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3228 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3230 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3233 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3235 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3236 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3237 Tony Linthicum <tony.linthicum@amd.com>
3239 * tree.h (function_args_iterator): New type to iterate over
3241 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3242 function arguments providing a pointer to the argument.
3243 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3244 function arguments providing the argument.
3245 (function_args_iter_init): Inline function to initialize
3246 function_args_iterator.
3247 (function_args_iter_cond_ptr): Inline function to return the next
3248 pointer to hold the argument.
3249 (function_args_iter_cond): Inline function to return the next
3251 (function_args_iter_cond_next): Advance the function args
3253 (stdarg_p): New function, return true if variable argument
3255 (prototype_p): New function, return true if function is
3257 (function_args_count): New function, count the number of arguments
3260 * tree.c (stdarg_p): New function, return true if variable
3262 (prototype_p): New function, return true if function is
3265 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3266 (TARGET_ROUND): New macro for the round/ptest instructions which
3267 are shared between SSE4.1 and SSE5.
3268 (OPTION_MASK_ISA_ROUND): Ditto.
3269 (OPTION_ISA_ROUND): Ditto.
3270 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3271 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3273 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3274 (-mfused-madd): New switch to give users control over whether the
3275 compiler optimizes to use the multiply/add SSE5 instructions.
3277 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3278 m_ATHLON_K8_AMDFAM10, and change all uses.
3279 (enum pta_flags): Add PTA_SSE5.
3280 (ix86_handle_option): Turn off 3dnow if -msse5.
3281 (override_options): Add SSE5 support.
3282 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3284 (ix86_expand_sse_movcc): Add SSE5 support.
3285 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3286 vector type to the next largest size.
3287 (ix86_expand_sse5_pack): New function to use pperm to pack a
3288 vector type to the next smallest size.
3289 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3290 (IX86_BUILTIN_FMADDSD): Ditto.
3291 (IX86_BUILTIN_FMADDPS): Ditto.
3292 (IX86_BUILTIN_FMADDPD): Ditto.
3293 (IX86_BUILTIN_FMSUBSS): Ditto.
3294 (IX86_BUILTIN_FMSUBSD): Ditto.
3295 (IX86_BUILTIN_FMSUBPS): Ditto.
3296 (IX86_BUILTIN_FMSUBPD): Ditto.
3297 (IX86_BUILTIN_FNMADDSS): Ditto.
3298 (IX86_BUILTIN_FNMADDSD): Ditto.
3299 (IX86_BUILTIN_FNMADDPS): Ditto.
3300 (IX86_BUILTIN_FNMADDPD): Ditto.
3301 (IX86_BUILTIN_FNMSUBSS): Ditto.
3302 (IX86_BUILTIN_FNMSUBSD): Ditto.
3303 (IX86_BUILTIN_FNMSUBPS): Ditto.
3304 (IX86_BUILTIN_FNMSUBPD): Ditto.
3305 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3306 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3307 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3308 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3309 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3310 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3311 (IX86_BUILTIN_PPERM): Ditto.
3312 (IX86_BUILTIN_PERMPS): Ditto.
3313 (IX86_BUILTIN_PERMPD): Ditto.
3314 (IX86_BUILTIN_PMACSSWW): Ditto.
3315 (IX86_BUILTIN_PMACSWW): Ditto.
3316 (IX86_BUILTIN_PMACSSWD): Ditto.
3317 (IX86_BUILTIN_PMACSWD): Ditto.
3318 (IX86_BUILTIN_PMACSSDD): Ditto.
3319 (IX86_BUILTIN_PMACSDD): Ditto.
3320 (IX86_BUILTIN_PMACSSDQL): Ditto.
3321 (IX86_BUILTIN_PMACSSDQH): Ditto.
3322 (IX86_BUILTIN_PMACSDQL): Ditto.
3323 (IX86_BUILTIN_PMACSDQH): Ditto.
3324 (IX86_BUILTIN_PMADCSSWD): Ditto.
3325 (IX86_BUILTIN_PMADCSWD): Ditto.
3326 (IX86_BUILTIN_PHADDBW): Ditto.
3327 (IX86_BUILTIN_PHADDBD): Ditto.
3328 (IX86_BUILTIN_PHADDBQ): Ditto.
3329 (IX86_BUILTIN_PHADDWD): Ditto.
3330 (IX86_BUILTIN_PHADDWQ): Ditto.
3331 (IX86_BUILTIN_PHADDDQ): Ditto.
3332 (IX86_BUILTIN_PHADDUBW): Ditto.
3333 (IX86_BUILTIN_PHADDUBD): Ditto.
3334 (IX86_BUILTIN_PHADDUBQ): Ditto.
3335 (IX86_BUILTIN_PHADDUWD): Ditto.
3336 (IX86_BUILTIN_PHADDUWQ): Ditto.
3337 (IX86_BUILTIN_PHADDUDQ): Ditto.
3338 (IX86_BUILTIN_PHSUBBW): Ditto.
3339 (IX86_BUILTIN_PHSUBWD): Ditto.
3340 (IX86_BUILTIN_PHSUBDQ): Ditto.
3341 (IX86_BUILTIN_PROTB): Ditto.
3342 (IX86_BUILTIN_PROTW): Ditto.
3343 (IX86_BUILTIN_PROTD): Ditto.
3344 (IX86_BUILTIN_PROTQ): Ditto.
3345 (IX86_BUILTIN_PROTB_IMM): Ditto.
3346 (IX86_BUILTIN_PROTW_IMM): Ditto.
3347 (IX86_BUILTIN_PROTD_IMM): Ditto.
3348 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3349 (IX86_BUILTIN_PSHLB): Ditto.
3350 (IX86_BUILTIN_PSHLW): Ditto.
3351 (IX86_BUILTIN_PSHLD): Ditto.
3352 (IX86_BUILTIN_PSHLQ): Ditto.
3353 (IX86_BUILTIN_PSHAB): Ditto.
3354 (IX86_BUILTIN_PSHAW): Ditto.
3355 (IX86_BUILTIN_PSHAD): Ditto.
3356 (IX86_BUILTIN_PSHAQ): Ditto.
3357 (IX86_BUILTIN_FRCZSS): Ditto.
3358 (IX86_BUILTIN_FRCZSD): Ditto.
3359 (IX86_BUILTIN_FRCZPS): Ditto.
3360 (IX86_BUILTIN_FRCZPD): Ditto.
3361 (IX86_BUILTIN_CVTPH2PS): Ditto.
3362 (IX86_BUILTIN_CVTPS2PH): Ditto.
3363 (IX86_BUILTIN_COMEQSS): Ditto.
3364 (IX86_BUILTIN_COMNESS): Ditto.
3365 (IX86_BUILTIN_COMLTSS): Ditto.
3366 (IX86_BUILTIN_COMLESS): Ditto.
3367 (IX86_BUILTIN_COMGTSS): Ditto.
3368 (IX86_BUILTIN_COMGESS): Ditto.
3369 (IX86_BUILTIN_COMUEQSS): Ditto.
3370 (IX86_BUILTIN_COMUNESS): Ditto.
3371 (IX86_BUILTIN_COMULTSS): Ditto.
3372 (IX86_BUILTIN_COMULESS): Ditto.
3373 (IX86_BUILTIN_COMUGTSS): Ditto.
3374 (IX86_BUILTIN_COMUGESS): Ditto.
3375 (IX86_BUILTIN_COMORDSS): Ditto.
3376 (IX86_BUILTIN_COMUNORDSS): Ditto.
3377 (IX86_BUILTIN_COMFALSESS): Ditto.
3378 (IX86_BUILTIN_COMTRUESS): Ditto.
3379 (IX86_BUILTIN_COMEQSD): Ditto.
3380 (IX86_BUILTIN_COMNESD): Ditto.
3381 (IX86_BUILTIN_COMLTSD): Ditto.
3382 (IX86_BUILTIN_COMLESD): Ditto.
3383 (IX86_BUILTIN_COMGTSD): Ditto.
3384 (IX86_BUILTIN_COMGESD): Ditto.
3385 (IX86_BUILTIN_COMUEQSD): Ditto.
3386 (IX86_BUILTIN_COMUNESD): Ditto.
3387 (IX86_BUILTIN_COMULTSD): Ditto.
3388 (IX86_BUILTIN_COMULESD): Ditto.
3389 (IX86_BUILTIN_COMUGTSD): Ditto.
3390 (IX86_BUILTIN_COMUGESD): Ditto.
3391 (IX86_BUILTIN_COMORDSD): Ditto.
3392 (IX86_BUILTIN_COMUNORDSD): Ditto.
3393 (IX86_BUILTIN_COMFALSESD): Ditto.
3394 (IX86_BUILTIN_COMTRUESD): Ditto.
3395 (IX86_BUILTIN_COMEQPS): Ditto.
3396 (IX86_BUILTIN_COMNEPS): Ditto.
3397 (IX86_BUILTIN_COMLTPS): Ditto.
3398 (IX86_BUILTIN_COMLEPS): Ditto.
3399 (IX86_BUILTIN_COMGTPS): Ditto.
3400 (IX86_BUILTIN_COMGEPS): Ditto.
3401 (IX86_BUILTIN_COMUEQPS): Ditto.
3402 (IX86_BUILTIN_COMUNEPS): Ditto.
3403 (IX86_BUILTIN_COMULTPS): Ditto.
3404 (IX86_BUILTIN_COMULEPS): Ditto.
3405 (IX86_BUILTIN_COMUGTPS): Ditto.
3406 (IX86_BUILTIN_COMUGEPS): Ditto.
3407 (IX86_BUILTIN_COMORDPS): Ditto.
3408 (IX86_BUILTIN_COMUNORDPS): Ditto.
3409 (IX86_BUILTIN_COMFALSEPS): Ditto.
3410 (IX86_BUILTIN_COMTRUEPS): Ditto.
3411 (IX86_BUILTIN_COMEQPD): Ditto.
3412 (IX86_BUILTIN_COMNEPD): Ditto.
3413 (IX86_BUILTIN_COMLTPD): Ditto.
3414 (IX86_BUILTIN_COMLEPD): Ditto.
3415 (IX86_BUILTIN_COMGTPD): Ditto.
3416 (IX86_BUILTIN_COMGEPD): Ditto.
3417 (IX86_BUILTIN_COMUEQPD): Ditto.
3418 (IX86_BUILTIN_COMUNEPD): Ditto.
3419 (IX86_BUILTIN_COMULTPD): Ditto.
3420 (IX86_BUILTIN_COMULEPD): Ditto.
3421 (IX86_BUILTIN_COMUGTPD): Ditto.
3422 (IX86_BUILTIN_COMUGEPD): Ditto.
3423 (IX86_BUILTIN_COMORDPD): Ditto.
3424 (IX86_BUILTIN_COMUNORDPD): Ditto.
3425 (IX86_BUILTIN_COMFALSEPD): Ditto.
3426 (IX86_BUILTIN_COMTRUEPD): Ditto.
3427 (IX86_BUILTIN_PCOMEQUB): Ditto.
3428 (IX86_BUILTIN_PCOMNEUB): Ditto.
3429 (IX86_BUILTIN_PCOMLTUB): Ditto.
3430 (IX86_BUILTIN_PCOMLEUB): Ditto.
3431 (IX86_BUILTIN_PCOMGTUB): Ditto.
3432 (IX86_BUILTIN_PCOMGEUB): Ditto.
3433 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3434 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3435 (IX86_BUILTIN_PCOMEQUW): Ditto.
3436 (IX86_BUILTIN_PCOMNEUW): Ditto.
3437 (IX86_BUILTIN_PCOMLTUW): Ditto.
3438 (IX86_BUILTIN_PCOMLEUW): Ditto.
3439 (IX86_BUILTIN_PCOMGTUW): Ditto.
3440 (IX86_BUILTIN_PCOMGEUW): Ditto.
3441 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3442 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3443 (IX86_BUILTIN_PCOMEQUD): Ditto.
3444 (IX86_BUILTIN_PCOMNEUD): Ditto.
3445 (IX86_BUILTIN_PCOMLTUD): Ditto.
3446 (IX86_BUILTIN_PCOMLEUD): Ditto.
3447 (IX86_BUILTIN_PCOMGTUD): Ditto.
3448 (IX86_BUILTIN_PCOMGEUD): Ditto.
3449 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3450 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3451 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3452 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3453 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3454 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3455 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3456 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3457 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3458 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3459 (IX86_BUILTIN_PCOMEQB): Ditto.
3460 (IX86_BUILTIN_PCOMNEB): Ditto.
3461 (IX86_BUILTIN_PCOMLTB): Ditto.
3462 (IX86_BUILTIN_PCOMLEB): Ditto.
3463 (IX86_BUILTIN_PCOMGTB): Ditto.
3464 (IX86_BUILTIN_PCOMGEB): Ditto.
3465 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3466 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3467 (IX86_BUILTIN_PCOMEQW): Ditto.
3468 (IX86_BUILTIN_PCOMNEW): Ditto.
3469 (IX86_BUILTIN_PCOMLTW): Ditto.
3470 (IX86_BUILTIN_PCOMLEW): Ditto.
3471 (IX86_BUILTIN_PCOMGTW): Ditto.
3472 (IX86_BUILTIN_PCOMGEW): Ditto.
3473 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3474 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3475 (IX86_BUILTIN_PCOMEQD): Ditto.
3476 (IX86_BUILTIN_PCOMNED): Ditto.
3477 (IX86_BUILTIN_PCOMLTD): Ditto.
3478 (IX86_BUILTIN_PCOMLED): Ditto.
3479 (IX86_BUILTIN_PCOMGTD): Ditto.
3480 (IX86_BUILTIN_PCOMGED): Ditto.
3481 (IX86_BUILTIN_PCOMFALSED): Ditto.
3482 (IX86_BUILTIN_PCOMTRUED): Ditto.
3483 (IX86_BUILTIN_PCOMEQQ): Ditto.
3484 (IX86_BUILTIN_PCOMNEQ): Ditto.
3485 (IX86_BUILTIN_PCOMLTQ): Ditto.
3486 (IX86_BUILTIN_PCOMLEQ): Ditto.
3487 (IX86_BUILTIN_PCOMGTQ): Ditto.
3488 (IX86_BUILTIN_PCOMGEQ): Ditto.
3489 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3490 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3491 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3492 OPTION_MASK_ISA_ROUND for instructions that are shared between
3494 (bdesc_2arg): Ditto.
3495 (bdesc_sse_3arg): Ditto.
3496 (enum multi_arg_type): New enum for describing the various SSE5
3497 intrinsic argument types.
3498 (bdesc_multi_arg): New table for SSE5 intrinsics.
3499 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3500 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3502 (ix86_expand_builtin): Add SSE5 intrinsic support.
3503 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3504 operand instructions.
3505 (ix86_expand_sse5_multiple_memory): New function to split the
3506 second memory reference from SSE5 instructions.
3507 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3508 (ix86_return_pops_args): Use stdarg_p to determine if the function
3509 has variable arguments.
3510 (ix86_setup_incoming_varargs): Ditto.
3511 (x86_this_parameter): Ditto.
3513 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3515 (ix86_expand_sse5_pack): Ditto.
3516 (ix86_sse5_valid_op_p): Ditto.
3517 (ix86_expand_sse5_multiple_memory): Ditto.
3519 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3520 constant for SSE5 support.
3521 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3522 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3523 (UNSPEC_SSE5_PERMUTE): Ditto.
3524 (UNSPEC_SSE5_ASHIFT): Ditto.
3525 (UNSPEC_SSE5_LSHIFT): Ditto.
3526 (UNSPEC_FRCZ): Ditto.
3527 (UNSPEC_CVTPH2PS): Ditto.
3528 (UNSPEC_CVTPS2PH): Ditto.
3529 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3531 (COM_FALSE_S): Ditto.
3532 (COM_FALSE_P): Ditto.
3533 (COM_TRUE_S): Ditto.
3534 (COM_TRUE_P): Ditto.
3535 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3536 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3538 (memory attribute): Ditto.
3539 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3540 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3541 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3542 (floor<mode>2): Ditto.
3543 (ceil<mode>2): Ditto.
3544 (btrunc<mode>2): Ditto.
3545 (nearbyintdf2): Ditto.
3546 (nearbyintsf2): Ditto.
3547 (sse_setccsf): Disable if SSE5.
3548 (sse_setccdf): Ditto.
3549 (sse5_setcc<mode>): New support for SSE5 conditional move.
3550 (sse5_pcmov_<mode>): Ditto.
3552 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3554 (SSEMODEF2P): Ditto.
3555 (ssemodesuffixf4): New mode attribute for SSE5.
3556 (ssemodesuffixf2s): Ditto.
3557 (ssemodesuffixf2c): Ditto.
3558 (sserotatemax): Ditto.
3559 (ssescalarmode): Ditto.
3560 (sse_maskcmpv4sf3): Disable if SSE5.
3561 (sse_maskcmpv2df3): Ditto.
3562 (sse_vmmaskcmpv4sf3): Ditto.
3563 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3565 (sse5_vmfmadd<mode>4): Ditto.
3566 (sse5_fmsub<mode>4): Ditto.
3567 (sse5_vmfmsub<mode>4): Ditto.
3568 (sse5_fnmadd<mode>4): Ditto.
3569 (sse5_vmfnmadd<mode>4): Ditto.
3570 (sse5_fnmsub<mode>4): Ditto.
3571 (sse5_vmfnmsub<mode>4): Ditto.
3572 (sse5i_fmadd<mode>4): Ditto.
3573 (sse5i_fmsub<mode>4): Ditto.
3574 (sse5i_fnmadd<mode>4): Ditto.
3575 (sse5i_fnmsub<mode>4): Ditto.
3576 (sse5i_vmfmadd<mode>4): Ditto.
3577 (sse5i_vmfmsub<mode>4): Ditto.
3578 (sse5i_vmfnmadd<mode>4): Ditto.
3579 (sse5i_vmfnmsub<mode>4): Ditto.
3580 (mulv16qi3): Add SSE5 support.
3582 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3583 (sse2_mulv4si3): Disable if SSE5.
3584 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3585 (sse4_1_roundps): Ditto.
3586 (sse4_1_roundsd): Ditto.
3587 (sse4_1_roundss): Ditto.
3588 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3590 (sse_maskcmpsf3): Ditto.
3591 (sse_vmmaskcmpv4sf3): Ditto.
3592 (sse2_maskcmpv2df3): Ditto.
3593 (sse2_maskcmpdf3): Ditto.
3594 (sse2_vmmaskcmpv2df3): Ditto.
3595 (sse2_eq<mode>3): Ditto.
3596 (sse2_gt<mode>3): Ditto.
3597 (sse5_pcmov_<mode>): Add SSE5 support.
3598 (vec_unpacku_hi_v16qi): Ditto.
3599 (vec_unpacks_hi_v16qi): Ditto.
3600 (vec_unpacku_lo_v16qi): Ditto.
3601 (vec_unpacks_lo_v16qi): Ditto.
3602 (vec_unpacku_hi_v8hi): Ditto.
3603 (vec_unpacks_hi_v8hi): Ditto.
3604 (vec_unpacku_lo_v8hi): Ditto.
3605 (vec_unpacks_lo_v8hi): Ditto.
3606 (vec_unpacku_hi_v4si): Ditto.
3607 (vec_unpacks_hi_v4si): Ditto.
3608 (vec_unpacku_lo_v4si): Ditto.
3609 (vec_unpacks_lo_v4si): Ditto.
3610 (sse5_pmacsww): New SSE5 intrinsic insn.
3611 (sse5_pmacssww): Ditto.
3612 (sse5_pmacsdd): Ditto.
3613 (sse5_pmacssdd): Ditto.
3614 (sse5_pmacssdql): Ditto.
3615 (sse5_pmacssdqh): Ditto.
3616 (sse5_pmacsdqh): Ditto.
3617 (sse5_pmacsswd): Ditto.
3618 (sse5_pmacswd): Ditto.
3619 (sse5_pmadcsswd): Ditto.
3620 (sse5_pmadcswd): Ditto.
3621 (sse5_pcmov_<move>): Conditional move support on SSE5.
3622 (sse5_phaddbw): New SSE5 intrinsic insn.
3623 (sse5_phaddbd): Ditto.
3624 (sse5_phaddbq): Ditto.
3625 (sse5_phaddwd): Ditto.
3626 (sse5_phaddwq): Ditto.
3627 (sse5_phadddq): Ditto.
3628 (sse5_phaddubw): Ditto.
3629 (sse5_phaddubd): Ditto.
3630 (sse5_phaddubq): Ditto.
3631 (sse5_phadduwd): Ditto.
3632 (sse5_phadduwq): Ditto.
3633 (sse5_phaddudq): Ditto.
3634 (sse5_phsubbw): Ditto.
3635 (sse5_phsubwd): Ditto.
3636 (sse5_phsubdq): Ditto.
3637 (sse5_pperm): Ditto.
3638 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3639 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3640 (sse5_pperm_sign_v8hi_v4si): Ditto.
3641 (sse5_pperm_zero_v8hi_v4si): Ditto.
3642 (sse5_pperm_sign_v4si_v2di): Ditto.
3643 (sse5_pperm_sign_v4si_v2di): Ditto.
3644 (sse5_pperm_pack_v2di_v4si): Ditto.
3645 (sse5_pperm_pack_v4si_v8hi): Ditto.
3646 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3647 (sse5_perm<mode>): New SSE5 intrinsic insn.
3648 (rotl<mode>3): Ditto.
3649 (sse5_rotl<mode>3): Ditto.
3650 (sse5_ashl<mode>3): Ditto.
3651 (sse5_lshl<mode>3): Ditto.
3652 (sse5_frcz<mode>2): Ditto.
3653 (sse5s_frcz<mode>2): Ditto.
3654 (sse5_cvtph2ps): Ditto.
3655 (sse5_cvtps2ph): Ditto.
3656 (sse5_vmmaskcmp<mode>3): Ditto.
3657 (sse5_com_tf<mode>3): Ditto.
3658 (sse5_maskcmp<mode>3): Ditto.
3659 (sse5_maskcmp_uns<mode>3): Ditto.
3660 (sse5_maskcmp_uns2<mode>3): Ditto.
3661 (sse5_pcom_tf<mode>3): Ditto.
3663 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3665 (sse5_comparison_float_operator): New predicate to match the
3666 comparison operators supported by the SSE5 com instruction.
3667 (ix86_comparison_int_operator): New predicate to match just the
3668 signed int comparisons.
3669 (ix86_comparison_uns_operator): New predicate to match just the
3670 unsigned int comparisons.
3672 * doc/invoke.texi (-msse5): Add documentation.
3673 (-mfused-madd): Ditto.
3675 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3677 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3679 (x86_64-*-*): Ditto.
3681 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3683 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3684 intrinisics for SSE5.
3686 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3689 * config/i386/mmintrin-common.h: New file, to contain common
3690 instructions between SSE4.1 and SSE5.
3692 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3693 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3694 (gen_regparm_prefix): Ditto.
3696 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3697 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3698 prototype_p to determine if a function is prototyped.
3700 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3702 * config/dfp-bit.c (dfp_conversion_exception): New function.
3703 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3704 (DFP_TO_INT): Ditto.
3705 (INT_TO_DFP): Ditto.
3706 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3708 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3711 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3712 before sp restoration even when total_size is 0, but
3713 frame_pointer_needed.
3715 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3717 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3718 (xtensa_copy_incoming_a7): Use start_sequence instead of
3719 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3720 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3721 of the saveregs sequence.
3723 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3725 * c-tree.h (grokfield): Add a "tree *" argument.
3726 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3727 Chain nested decl attributes to it. Don't call decl_attributes here.
3728 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3729 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3730 (grokfield): Take a pointer to the decl's attributes and pass
3731 it to grokdeclarator.
3732 * c-parser.c (c_parser_struct_declaration): Update the calls to
3733 grokfield. Call decl_attributes for anonymous struct and union
3736 2007-09-12 Jan Hubicka <jh@suse.cz>
3738 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3740 2007-09-12 Ira Rosen <irar@il.ibm.com>
3742 PR tree-optimization/32377
3743 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3744 between positive and negative dependence distance using DDR_REVERSED_P.
3746 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3748 PR tree-optimization/33373
3749 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3750 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3752 2007-09-12 Jan Hubicka <jh@suse.cz>
3755 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3758 2007-09-12 Christian Bruel <christian.bruel@st.com>
3760 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3761 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3763 2007-09-12 Ira Rosen <irar@il.ibm.com>
3765 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3766 for oprnd1 if not required.
3767 (vectorizable_operation): Use scalar operand in SLP in case of
3768 shift with scalar argument.
3770 2007-09-12 Ira Rosen <irar@il.ibm.com>
3772 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3775 2007-09-11 James E. Wilson <wilson@specifix.com>
3777 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3778 TARGET_UNWIND_INFO is defined.
3779 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3782 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3784 * config/sh/sh.c (calc_live_regs): Use
3785 current_function_saves_all_registers instead of
3786 current_function_has_nonlocal_label.
3787 (sh_allocate_initial_value): Likewise.
3788 (sh_get_pr_initial_val): Likewise.
3789 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3790 * config/sh/sh.md (load_ra): Likewise.
3792 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3794 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3797 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3798 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3800 2007-09-12 Sa Liu <saliu@de.ibm.com>
3802 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3803 operands to DFmode GE or LE compares.
3805 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3807 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3808 REG_CLASS_NAMES): Add P0REGS.
3809 (REGNO_REG_CLASS): Return it where appropriate.
3810 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3811 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3812 * doc/md.texi (Blackfin family): Document 'q' constraints.
3814 2007-09-11 Steve Kenton <skenton@ou.edu>
3816 * pa/linux-unwind.h: Guard with inhibit_libc.
3817 * pa/hpux-unwind.h: Likewise.
3819 2007-09-11 David Daney <ddaney@avtrex.com>
3821 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3822 * doc/install.texi: Document new --with-llsc and --without-llsc
3824 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3825 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3826 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3828 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3829 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3830 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3831 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3832 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3833 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3834 * config/mips/mips.opt (mllsc): New option.
3835 * config/mips/mips.c (mips_llsc): Define variable.
3836 (mips_handle_option): Handle mllsc option.
3837 (override_options): Set mips_print_operand_punct for '|' and '-'.
3838 (print_operand): Add new %| and %- operand codes.
3839 * config/mips/mips.h (mips_llsc_setting): New enum type.
3840 (mips_llsc): Declare.
3841 (OPTION_DEFAULT_SPECS): Add llsc handling.
3842 (GENERATE_SYNC): New macro.
3843 (GENERATE_LL_SC): New macro.
3844 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3845 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3846 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3847 in %| and %- operand codes.
3849 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3851 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3852 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3854 2007-09-11 Jason Merrill <jason@redhat.com>
3857 * stor-layout.c (layout_decl): Do pack variable size fields.
3859 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3861 * config/m68k/predicates.md (movsi_const0_operand,
3862 non_symbolic_call_operand): New predicates.
3864 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3866 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3867 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3868 CW, CZ, CS, Ap and Ac.
3870 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3871 (constraints.md): New include.
3872 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3873 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3874 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3876 (pushdi): Add split.
3877 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3878 attributes. Split tstsi_internal_68020_cf from it.
3879 (tstsi_internal_68020_cf): New pattern.
3880 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3881 (tst<mode>_cf): Specify attributea.
3882 (cmpsi_cf): Name pattern. Specify attributes.
3883 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3884 (pushexthisi_const): Fix to use alternatives. Specify
3886 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3887 from it. Fix to use alternatives. Specify attributes.
3888 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3889 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3891 (movsf_cf_soft): Specify attributes.
3892 (movdf_cf_soft): Add split.
3893 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3894 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3895 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3896 (truncdfsf2_68881): Name pattern. Specify attributes.
3897 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3898 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3899 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3901 (addsi3_5200): Fix to use alternatives. Specify attributes.
3903 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3904 (subsi3): Add alternative for subq.l. Specify attributes.
3905 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3906 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3908 (umulhisi3): Specify attributes.
3909 (mulhisisi3_z): Name pattern. Specify attributes.
3910 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3911 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3912 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3913 bsetmemqi): Specify attributes.
3914 (bsetmemqi_ext): Name pattern. Specify attributes.
3915 (bclrmemqi): Specify attributes.
3916 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3917 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3919 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3920 pattern. Specify attributes.
3921 (jump): Specify attributes.
3922 (tablejump_internal): Name pattern. Specify attributes.
3923 (call_value): Split into non_symbolic_call_value,
3924 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3925 alternatives. Specify attributes.
3926 (non_symbolic_call_value, symbolic_call_value_jsr,
3927 symbolic_call_value_bsr): New patterns.
3928 (nop, return, unlink, indirect_jump): Specify attributes.
3929 (trap): Fix condition. Specify attributes.
3932 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3933 (override_options): Initialize it. Initialize m68k_sched_cpu.
3934 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3935 (const_method): Make global, rename to m68k_const_method.
3936 (const_int_cost, output_move_const_into_data_reg): Update.
3937 (output_move_double): Parametrize to emit rtl code, rename to
3939 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3940 emit_movsi): New static functions.
3941 (output_move_double): New function with semantics of old
3943 (m68k_emit_move_double): New function.
3944 (m68k_sched_cpu): New variable.
3945 (attr_op_type): New enum.
3946 (sched_guess_p): New variable.
3947 (sched_address_type, sched_operand_type, sched_attr_op_type):
3948 New static functions.
3949 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3950 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3951 (sched_branch_type): New static variable.
3952 (m68k_sched_branch_type): New function.
3953 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3954 (m68k_symbolic_call_var): Declare.
3955 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3956 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3957 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3958 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3961 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3963 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3964 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3965 error if __builtin_va_arg_pack_len () wasn't optimized out during
3967 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3968 with the number of inline's anonymous arguments.
3969 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3971 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3973 * fold-const.c (extract_muldiv_1): Do not simplify
3976 2007-09-11 Jan Hubicka <jh@suse.cz>
3978 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3979 (TARGET_INTER_UNIT_CONVERSIONS): New.
3980 * i386.md (floatsi expanders): Remove redundant check for SImode
3981 source; offload to memory when asked for.
3982 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3983 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3985 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3986 floatsidf2_mixed_memory, floatsidf2_sse_memory
3987 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3988 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3990 2007-09-11 Jan Hubicka <jh@suse.cz>
3992 * toplev.c (process_options): all frontends now do unit-at-a-time.
3993 * cgraphunit.c: update comments.
3994 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3995 * c-decl.c (finish_function): use cgraph_add_new_function.
3996 * function.c (expand_function_end): We are always unit-at-a-time.
3998 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4000 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
4001 settings for MIPS16.
4002 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
4004 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4006 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
4007 SYMBOL_FORCE_TO_MEM constants.
4008 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
4009 (mips16_rewrite_pool_refs_info): New structure.
4010 (mips16_rewrite_pool_constant): New function, split out from...
4011 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
4012 mips16_rewrite_pool_refs_info structure rather than a pointer
4013 to a constant pool. Force force_to_mem_operands into memory.
4014 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4015 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4016 * config/mips/constraints.md (kf): New constraint.
4017 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4018 (*movsi_mips16): Likewise.
4020 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4021 Nigel Stephens <nigel@mips.com>
4022 David Ung <davidu@mips.com>
4024 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4025 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4026 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4027 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4028 (mips_zero_extend_cost): New functions.
4029 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4030 Use the new functions. Tweak many cost estimates, both here
4031 and in the new subroutines. Return false when the cost of the
4032 operands has not been calculated. Check for *clear_upper32.
4033 Check for floating-point multiply-add, reciprocal and rsqrt
4034 patterns. Handle comparison and rotation codes.
4036 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4038 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4040 * config/i386/i386.c (get_dllimport_decl): Don't strip
4043 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4046 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4047 declarations to top.
4048 (DFP_TO_BFP): Use for either XFmode or TFmode.
4049 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4051 * config/dfp-bit.h: Include float.h.
4052 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4053 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4054 which doesn't mean the same thing.
4055 (BFP_KIND): Use 4 to mean TFmode.
4056 (BFP_FMT): Specify the number of decimal digits based on the
4057 number of mantissa digits.
4058 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4059 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4060 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4061 (TFtype): Define if TFmode is supported.
4062 * doc/libgcc.texi (Decimal float library routines): Document
4063 TF conversion functions.
4065 2007-09-10 Chao-ying Fu <fu@mips.com>
4067 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4068 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4069 (mips_emit_compare): Process fixed-point modes.
4070 (mips_pad_arg_upward): Support fixed-point types.
4071 (override_options): Allow fixed-point modes in accumulators.
4072 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4073 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4074 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4075 (mips_scalar_mode_supported_p): New function to accept fixed-point
4076 modes if the width is not greater than two BITS_PER_WORD.
4077 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4078 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4079 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4080 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4081 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4083 ("IMODE"): New mode attribute.
4084 (mips-fixed.md): Include.
4085 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4087 * config/mips/mips-fixed.md: New file.
4089 2007-09-11 Ben Elliston <bje@au.ibm.com>
4091 * config/spu/spu.md: Formatting fixes.
4093 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4095 * config/dfp-bit.c (dfp_unary_func): Delete.
4096 (dfp_unary_op): Delete.
4097 (dfp_binary_op): Use decFloat functions instead of decNumber
4098 functions for binary operations.
4099 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4100 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4102 (dfp_compare_op): Use decFloat functions insteadof decNumber
4103 functions for comparisons.
4104 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4105 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4107 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4108 call to dxx_binary_op and decFloat function.
4109 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4110 calls to dxx_binary_op and decFloat function.
4111 * config/dfp-bit.h: Include decFloat header files.
4112 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4113 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4114 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4115 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4117 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4118 Jan Sjodin <jan.sjodin@amd.com>
4120 * tree-vect-analyze.c (vect_analyze_operations): Change
4121 comparison of loop iterations with threshold to less than
4122 or equal to instead of less than. Reduce
4123 min_scalar_loop_bound by one.
4124 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4125 Change prologue and epilogue iterations estimate to vf/2,
4126 when unknown at compile-time. Change versioning guard
4127 cost to taken_branch_cost. If peeling for alignment is
4128 unknown at compile-time, change peel guard costs to one
4129 taken branch and one not-taken branch per peeled loop.
4130 If peeling for alignment is known but number of scalar loop
4131 iterations is unknown at compile-time, change peel guard
4132 costs to one taken branch per peeled loop. Change the cost
4133 model equation to consider vector iterations as the loop
4134 iterations less the prologue and epilogue iterations.
4135 Change outside vector cost check to less than or equal to
4136 zero instead of equal to zero.
4137 (vect_do_peeling_for_loop_bound): Reduce
4138 min_scalar_loop_bound by one.
4139 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4140 TARG_COND_NOT_TAKEN_BRANCH_COST.
4141 * config/i386/i386.h (processor_costs): Add
4142 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4143 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4144 vec_align_load_cost, vect_unalign_load_cost,
4145 vec_store_cost, cond_taken_branch_cost,
4146 cond_not_taken_branch_cost.
4147 Define macros for x86 costs.
4148 * config/i386/i386.c:
4149 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4150 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4151 scalar_to_vec_cost, vec_align_load_cost,
4152 vect_unalign_load_cost, vec_store_cost,
4153 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4154 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4155 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4156 core2_cost, generic64_cost, generic32_cost): Set to default
4158 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4159 (x86_builtin_vectorization_cost): New.
4161 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4162 Ben Elliston <bje@au.ibm.com>
4164 * dfp.c: Include decimal128Local.h;
4165 (dfp_byte_swap): Remove.
4166 (encode_decimal32, decode_decimal32): Don't handle endianness.
4167 (encode_decimal64, decode_decimal64): Ditto.
4168 (encode_decimal128, decode_decimal128): Ditto.
4169 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4171 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4173 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4174 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4176 2007-09-10 David Daney <ddaney@avtrex.com>
4178 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4180 (memory_barrier): Rewrote as an insn that clobbers memory.
4182 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4184 * config/mips/mips.c (mips_global_pointer): Check
4185 call_really_used_regs instead of call_used_regs.
4186 (mips_save_reg_p): Likewise. Save all call-saved registers
4187 if current_function_saves_all_registers. Fix indentation.
4188 No longer treat $18 as a special case.
4189 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4191 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4193 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4194 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4195 the introductory comment.
4196 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4197 (override_options): Don't test for it.
4198 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4199 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4200 * config/mips/vr.h: As for config/mips/sde.h.
4202 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4203 Revital Eres <eres@il.ibm.com>
4205 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4206 (struct ddg): Define.
4207 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4208 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4209 * config/spu/spu.c: Include ddg.h.
4210 (TARGET_SCHED_SMS_RES_MII): Define.
4211 (spu_sms_res_mii): New function to calculate mii.
4212 * modulo-sched (res_MII): Use it.
4213 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4215 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4217 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4218 pool entries since they might hold values that must not be shared.
4220 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4223 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4224 Use 'N' operand constraint for op2.
4225 (lshr<mode>3): Ditto.
4226 (ashl<mode>3): Ditto.
4227 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4228 (vec_shr_<mode>): Ditto.
4229 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4230 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4232 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4234 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4235 Change mode macro in the last real_2expN parameter to uppercase.
4237 2007-09-10 Michael Matz <matz@suse.de>
4239 * tree-pass.h (pass_cselim): Declare new pass.
4240 * passes.c (init_optimization_passes): Link in pass_cselim.
4241 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4242 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4243 cond_store_replacement.
4244 (condstoretemp): New static variable.
4245 (cond_store_replacement): New function.
4246 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4247 tree_ssa_phiopt_worker.
4248 (struct name_to_bb): New.
4249 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4250 nt_init_block, nt_fini_block): New static functions.
4251 (seen_ssa_names, nontrap_set): New static variables.
4252 (gate_cselim, pass_cselim): Define new pass.
4253 * common.opt (ftree-cselim): New flag.
4254 * toplev.c (process_options): Set flag_tree_cselim if required.
4256 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4258 * simplify-rtx.c (simplify_relational_operation_1): For recent
4259 canonicalization, don't recurse if op1 equals both PLUS arguments.
4261 2007-09-09 David Daney <ddaney@avtrex.com>
4263 * optabs.c (expand_sync_operation): Use plus insn if minus
4265 (expand_sync_fetch_operation): Ditto.
4267 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4269 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4271 (*floatsisf2_sse_vector): Likewise.
4273 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4275 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4277 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4279 * config/i386/i386.h (ix86_tune_indices): Rename
4280 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4281 (TARGET_USE_VECTOR_CONVERTS): Updated.
4282 * config/i386/i386.c: Likewise.
4284 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4285 Nigel Stephens <nigel@mips.com>
4287 * doc/invoke.texi (Overall Options): Add .sx file extension
4288 as a synonym for .S.
4289 * cppspec.c (known_suffixes): Likewise.
4290 * gcc.c (default_compilers): Likewise.
4292 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4295 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4296 * simplify-rtx.c (simplify_relational_operation_1): Add the
4297 canonicalization from i386.h.
4298 * doc/md.texi (Canonicalization of Instructions): Document it.
4300 2007-09-09 Jan Hubicka <jh@suse.cz>
4301 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4303 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4304 (TARGET_USE_VECTOR_CONVERTS): New.
4305 * i386.md: New post-reload splitters for converting SF to DF and DF to
4307 (floatsi* expander): Special case vector conversions.
4308 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4309 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4310 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4311 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4312 Disable when doing vector converts.
4313 (floatsi<mode>2_i387): Disable when
4314 * sse.md (vec_dupv2df): Export.
4315 * i386.c (ix86_tune_features): Enable SSE conversions.
4317 2007-09-09 Richard Guenther <rguenther@suse.de>
4319 * tree-ssa-operands.c (add_virtual_operand): Only mark
4320 stores as has_volatile_ops if alias information is not available.
4322 2007-09-09 Revital Eres <eres@il.ibm.com>
4324 * doc/contrib.texi: Add myself.
4326 2007-09-09 Ira Rosen <irar@il.ibm.com>
4328 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4329 stmt_vinfo_set_outside_of_loop_cost): New functions.
4330 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4331 (vect_model_simple_cost): Call
4332 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4333 field instead of calling vect_get_cost_fields.
4334 (vect_model_store_cost, vect_model_load_cost): Likewise.
4336 2007-09-09 Revital Eres <eres@il.ibm.com>
4338 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4339 declaration to bdesc_paired_preds variable.
4340 (paired_expand_builtin): Likewise.
4342 2007-09-09 Revital Eres <eres@il.ibm.com>
4344 * dbgcnt.def (sms_sched_loop): New counter.
4345 * modulo-sched.c: Use sms_sched_loop instead of
4346 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4347 perform swing modulo scheduling on. Include dbgcnt.h.
4348 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4349 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4351 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4353 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4354 Substitute all uses with ...
4355 (MODEF): New mode iterator.
4357 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4358 from pre-regalloc define_insn_and_split splitter pattern.
4359 (*fix_trunc<mode>_i387_1): Ditto.
4360 (*fistdi2_1): Ditto.
4361 (*fist<mode>2_1): Ditto.
4362 (frndintxf2_floor): Ditto.
4363 (*fist<mode>2_floor_1): Ditto.
4364 (frndintxf2_ceil): Ditto.
4365 (*fist<mode>2_ceil_1): Ditto.
4366 (frndintxf2_trunc): Ditto.
4367 (frndintxf2_mask_pm): Ditto.
4369 (prologue): Use (const_int 0) as never generated filler insn.
4371 (sibcall_epilogue): Ditto.
4372 (eh_return_si): Ditto.
4373 (eh_return_di): Ditto.
4375 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4376 using MODEF mode iterator.
4377 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4378 using MODEF mode iterator.
4379 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4380 using MODEF mode iterator.
4381 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4382 Macroize expander using MODEF mode iterator.
4384 (zero_extendsidi2): Remove operand constraints from expander.
4385 (smuldi3_highpart): Ditto.
4386 (indirect_jump): Ditto.
4389 * config/i386/sse.md (storentv4sf): Ditto.
4390 (storentv2df): Ditto.
4391 (storentv2di): Ditto.
4393 (sse2_cvtpd2ps): Ditto.
4394 (vec_interleave_highv16qi): Ditto.
4395 (vec_interleave_lowv16qi): Ditto.
4396 (vec_interleave_highv8hi): Ditto.
4397 (vec_interleave_lowv8hi): Ditto.
4398 (vec_interleave_highv4si): Ditto.
4399 (vec_interleave_lowv4si): Ditto.
4400 (vec_interleave_highv2di): Ditto.
4401 (vec_interleave_lowv2di): Ditto.
4402 (sse2_maskmovdqu): Ditto.
4403 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4405 2007-09-09 Ira Rosen <irar@il.ibm.com>
4407 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4408 (struct _slp_tree, struct _slp_instance): Define new data structures
4409 along macros for their access.
4410 (struct _loop_vec_info): Define new fields: strided_stores,
4411 slp_instances, and slp_unrolling_factor along macros for their access.
4412 (enum slp_vect_type): New.
4413 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4415 (STMT_VINFO_STRIDED_ACCESS): New macro.
4416 (vect_free_slp_tree): Declare.
4417 (vectorizable_load): Add an argument of type slp_tree.
4418 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4419 vectorizable_assignment): Likewise.
4420 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4421 Declare (make extern).
4422 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4423 (new_loop_vec_info): Likewise.
4424 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4425 * tree-vect-analyze.c: Include recog.h.
4426 (vect_update_slp_costs_according_to_vf): New.
4427 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4428 functions. For not pure SLP stmts with strided access check that the
4429 group size is power of 2. Update the vectorization factor according to
4430 SLP. Call vect_update_slp_costs_according_to_vf.
4431 (vect_analyze_group_access): New.
4432 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4433 (vect_free_slp_tree): New functions.
4434 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4435 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4436 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4437 vect_detect_hybrid_slp): Likewise.
4438 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4439 and vect_detect_hybrid_slp.
4440 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4441 SLP costs into account.
4442 (vect_get_cost_fields): New function.
4443 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4445 (vect_model_store_cost, vect_model_load_cost): Likewise.
4446 (vect_get_constant_vectors): New function.
4447 (vect_get_slp_vect_defs, vect_get_slp_defs,
4448 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4449 vect_get_vec_defs): Likewise.
4450 (vectorizable_reduction): Don't handle SLP for now.
4451 (vectorizable_call): Don't handle SLP for now. Add argument to
4452 vect_model_simple_cost.
4453 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4454 get SLPed and vectorized defs). Fix indentation and spacing.
4455 (vectorizable_assignment): Handle SLP.
4456 (vectorizable_induction): Don't handle SLP for now.
4457 (vectorizable_operation): Likewise.
4458 (vectorizable_type_demotion): Add argument to
4459 vect_model_simple_cost.
4460 (vectorizable_type_promotion): Likewise.
4461 (vectorizable_store, vectorizable_load): Handle SLP.
4462 (vectorizable_condition): Don't handle SLP for now.
4463 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4464 no SLP transformation required for unsupported cases. Add SLP
4465 argument for supported cases.
4466 (vect_remove_stores): New function.
4467 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4468 (vect_transform_loop): Schedule SLP instances.
4469 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4471 2007-09-09 Andrew Haley <aph@redhat.com>
4473 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4476 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4478 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4479 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4480 Similar for what label_refs can go in the JUMP_TARGET field. Split
4481 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4482 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4483 REG_LABEL when replacing an operand with a LABEL_REF for a
4485 (subst_reloads): When replacing a LABEL_REG with a register,
4486 instead of generating a REG_LABEL note, assert that there already
4487 is one or that the label is a known target for the insn.
4488 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4489 note, check the JUMP_LABEL field. Remove "else" after return.
4490 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4491 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4492 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4493 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4494 insns. Iterate over all notes; don't assume there's only one.
4495 * cse.c (recorded_label_ref): Adjust comment to refer to
4497 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4498 insns, not just NONJUMP_INSN_P.
4499 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4500 isn't a jump target.
4501 * jump.c (rebuild_jump_labels): Adjust head comment.
4502 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4503 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4504 (mark_all_labels): For JUMP_P insns without a target, check if the
4505 the target is noted on the previous nonjump insn.
4506 (mark_jump_label_1): New function, guts from mark_jump_label.
4507 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4508 marking jump target labels.
4509 <case LABEL_REF>: Adjust for whether to generate a
4510 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4511 For 'E' format rtl, iterate in descending element order.
4512 (delete_related_insns): Handle both REG_LABEL_TARGET and
4513 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4514 reference count, delete and fallthrough. Move finding-next-
4515 non-deleted insn last in the function. Look at all INSN_P insns
4516 for REG_LABEL_OPERAND notes.
4517 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4519 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4520 JUMP_LABEL, output the INSN_UID of it.
4521 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4522 and/or REG_LABEL_TARGET.
4523 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4524 with jump.c copy by only adding notes for labels actually
4525 referenced in the insn.
4526 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4527 usage count increment; handle all INSN_P trial insns.
4528 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4530 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4531 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4532 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4534 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4535 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4536 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4537 on all INSN_P insns.
4538 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4539 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4540 REG_LABEL_OPERAND notes.
4541 * reload1.c (calculate_needs_all_insns): Adjust comments.
4542 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4543 * config/alpha/alpha.md (split for load of an address into a
4544 four-insn sequence on Unicos/Mk): Adjust to use
4546 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4548 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4551 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4552 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4553 FOR_BB_INSNS_SAFE instead of for loop.
4554 * cse.c (cse_extended_basic_block): Likewise.
4555 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4556 that the for loop does not invoke NEXT_INSN on a deleted insn.
4557 * function.c (instantiate_virtual_regs): Likewise.
4558 * lower-subreg.c (remove_retval_note): Likewise.
4559 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4561 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4563 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4564 insn, if it's a jump.
4565 (try_redirect_by_replacing_jump): New variable jump_p. Call
4566 tablejump_p before delete_insn_chain.
4567 * reload1.c (reload): New variable next. Make sure that the for
4568 loop does not invoke NEXT_INSN on a deleted insn.
4569 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4570 (delete_output_reload): New variable prev. Make sure the the for
4571 loops do not invoke PREV_INSN on a deleted insn.
4573 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4575 * pa/constraints.md: Remove 'X' from unused letters comment.
4577 2007-09-08 Richard Guenther <rguenther@suse.de>
4579 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4580 computed check stmt_ann->references_memory instead of counting
4583 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4585 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4586 validate_change() in one more case.
4588 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4590 PR tree-optimization/32283
4591 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4592 estimated_loop_iterations.
4593 (determine_use_iv_cost_condition): Decrease cost of expressions
4594 used in iv elimination.
4596 2007-09-08 Richard Guenther <rguenther@suse.de>
4598 * tree-cfg.c (verify_gimple_expr): Avoid building new
4599 pointer types, use TYPE_POINTER_TO if available instead.
4601 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4604 PR rtl-optimization/26449
4605 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4606 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4608 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4609 define_expand. Split insn in split1 pass.
4612 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4614 PR tree-optimization/33301
4615 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4618 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4620 PR tree-optimization/32183
4621 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4623 * tree-ssa-reassoc.c: Include cfgloop.h.
4624 (is_reassociable_op): Add a loop argument and return true only
4626 (linearize_expr): Updated.
4627 (should_break_up_subtract): Likewise.
4628 (linearize_expr_tree): Likewise.
4629 (init_reassoc): Call loop_optimizer_init with
4630 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4631 with CDI_DOMINATORS.
4632 (fini_reassoc): Call loop_optimizer_finalize.
4634 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4636 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4637 if there is no i-cache.
4639 2007-09-07 Richard Guenther <rguenther@suse.de>
4642 2007-09-06 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/32586
4645 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4646 folding if nothing changed.
4647 (simplify_unary_expression): New function. Do tree combining
4648 on conversion like codes.
4649 (try_to_simplify): Call it.
4651 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4654 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4655 (__gthread_active,__gthread_start, __gthread_active_init): New.
4656 * gthr-posix95.h: Likewise.
4658 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4660 * function.h (struct function): Rename calls_unwind_init
4661 to saves_all_registers.
4662 (current_function_saves_all_registers): Renamed from
4663 current_function_calls_unwind_init.
4664 * reload1.c (reload): Set current_function_saves_all_registers.
4665 * except.c (expand_builtin_unwind_init): Likewise.
4666 * config/m68k/m68k.c (m68k_save_reg): Use
4667 current_function_saves_all_registers to save pic register.
4669 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4671 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4672 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4674 Reapply reverted changes:
4676 2007-09-06 Jan Hubicka <jh@suse.cz>
4678 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4681 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4683 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4684 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4686 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4688 * optabs.c (expand_float): Convert unsigned integer as signed only
4689 if it provides sufficient accuracy; add mode argument to real_2expN.
4690 (expand_fix): Fix comment typos; extend binary float into mode
4691 wider than destination for converion to unsigned integer; add mode
4692 argument to real_2expN.
4693 * real.c (real_2expN): Add mode argument to special-case decimal
4695 * real.h (real_2expN): Ditto.
4696 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4698 (fixed_from_string): Ditto.
4699 (fixed_to_decimal): Ditto.
4700 (fixed_convert_from_real): Ditto.
4701 (real_convert_from_fixed): Ditto.
4702 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4703 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4704 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4705 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4707 2007-09-07 Diego Novillo <dnovillo@google.com>
4709 * tree-flow.h (const_block_stmt_iterator): Remove.
4710 Update all users to use block_stmt_iterator.
4711 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4712 Update all users to use tree_stmt_iterator.
4714 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4716 * config/mips/mips.c (mips_set_current_function): Temporarily
4717 make this a no-op to fix bootstrap errors, pending rewrite.
4719 2007-09-07 Jan Hubicka <jh@suse.cz>
4721 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4724 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4726 PR tree-optimization/33299
4727 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4728 uses for all relevant loop-exit phis, not just the first.
4730 2007-09-07 Richard Guenther <rguenther@suse.de>
4733 * tree-ssa-operands.c (access_can_touch_variable): An access
4734 of the form (*p)[0] can touch a variable of same size.
4736 2007-09-07 Jan Hubicka <jh@suse.cz>
4738 * passes.c (init_optimization_passes): Add simple dce and addressable
4740 * tree-ssa.c (execute_update_addresses_taken): New function.
4741 (pass_update_address_taken): New.
4742 * tree-ssa-dse.c (execute_simple_dse): New function.
4743 (pass_simple_dse): New.
4744 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4746 2007-09-07 Tobias Burnus <burnus@net-b.de>
4749 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4751 2007-09-07 Richard Guenther <rguenther@suse.de>
4754 2007-09-06 Richard Guenther <rguenther@suse.de>
4756 PR tree-optimization/32586
4757 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4758 folding if nothing changed.
4759 (simplify_unary_expression): New function. Do tree combining
4760 on conversion like codes.
4761 (try_to_simplify): Call it.
4763 2007-09-07 Richard Guenther <rguenther@suse.de>
4764 Uros Bizjak <ubizjak@gmail.com>
4766 PR tree-optimization/32821
4767 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4768 NULL in the call to set_bb_stmt_list.
4770 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4772 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4773 float calls here, rather than leaving some to the caller.
4774 Use call_internal_direct and call_value_internal_direct.
4775 * config/mips/mips.md (call_internal_direct): New pattern.
4776 (call_value_internal_direct): Likewise.
4778 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4780 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4781 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4783 (override_options): Set mips_base_move_loop_invariants.
4785 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4787 * config/mips/mips.opt (mcode-readable=): Move to keep list
4790 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4792 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4793 and -mgpopt options. Adjust the -G documentation to match.
4794 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4795 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4796 function, split out from mips_classify_symbol. Return false for
4797 !TARGET_LOCAL_SDATA.
4798 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4799 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4800 (override_options): Check whether the -mgpopt setting is consistent
4801 with the other flags.
4802 (symbolic_expression_p): Delete.
4803 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4804 and default_elf_select_rtx_section.
4805 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4806 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4807 external data and TARGET_EXTERN_SDATA.
4809 2007-09-07 Tobias Burnus <burnus@net-b.de>
4812 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4814 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4816 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4817 FOR_BB_INSNS_SAFE instead of for loop.
4818 * cse.c (cse_extended_basic_block): Likewise.
4819 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4820 that the for loop does not invoke NEXT_INSN on a deleted insn.
4821 * function.c (instantiate_virtual_regs): Likewise.
4822 * lower-subreg.c (remove_retval_note): Likewise.
4823 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4825 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4827 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4828 insn, if it's a jump.
4829 (try_redirect_by_replacing_jump): New variable jump_p. Call
4830 tablejump_p before delete_insn_chain.
4831 * reload1.c (reload): New variable next. Make sure that the for
4832 loop does not invoke NEXT_INSN on a deleted insn.
4833 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4834 (delete_output_reload): New variable prev. Make sure the the for
4835 loops do not invoke PREV_INSN on a deleted insn.
4837 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4839 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4840 * cgraph.h (rebuild_cgraph_edges): Declare.
4841 * tree-pass.h (pass_expand_omp_ssa): New.
4842 * omp-low.c (find_omp_clause): Export.
4843 (copy_var_decl): Split from omp_copy_decl_2.
4844 (build_omp_barrier): Return the call to emit instead of emitting
4846 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4848 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4849 expand_omp_for_generic, expand_omp_for_static_nochunk,
4850 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4851 Adapted to work on SSA form.
4852 (execute_expand_omp): Do not invalidate dominance information.
4853 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4854 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4855 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4857 (force_gimple_operand): Allow gimplifying code expressions without
4859 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4860 * common.opt (fopenmp-ssa): New.
4861 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4862 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4863 * tree-cfg.c: Include tree-inline.h.
4864 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4865 (replace_by_duplicate_decl, replace_ssa_name,
4866 mark_virtual_ops_in_region): New functions.
4867 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4868 to work on SSA form.
4869 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4870 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4873 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4875 * tree-loop-linear.c: Include obstack.h.
4876 (linear_transform_loops): New obstack lambda_obstack.
4877 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4878 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4879 and free afterwards.
4880 * lambda.h (struct obstack): New forward declaration.
4881 (lambda_linear_expression_new): New parameter of type struct
4883 (lambda_loopnest_new): Likewise.
4884 (lambda_loopnest_transform): Likewise.
4885 (lambda_body_vector_new): Likewise.
4886 (lambda_body_vector_compute_new): Likewise.
4887 (gcc_loopnest_to_lambda_loopnest): Likewise.
4888 (lambda_loopnest_to_gcc_loopnest): Likewise.
4889 * lambda-code.c: Include obstack.h.
4890 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4892 (lambda_body_vector_new): Likewise.
4893 (lambda_linear_expression_new): Likewise.
4894 (lambda_lattice_new): Likewise.
4895 (lambda_loopnest_new): Likewise. Additionally use obstack to
4896 allocate LN_LOOPS(ret).
4897 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4898 it to lambda_lattice_new.
4899 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4900 Pass it to lambda_body_vector_new.
4901 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4902 it to lambda_lattice_new.
4903 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4904 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4905 (lambda_compute_target_space): Likewise.
4906 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4907 Pass it to lambda_lattice_compute_base and
4908 compute_nest_using_fourieer_motzkin.
4909 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4910 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4911 and lambda_lattice_compute_target_space.
4912 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4913 Pass it to lambda_linear_expression_new.
4914 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4915 to gcc_tree_to_linear_expression.
4916 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4917 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4918 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4919 Pass it to lambda_body_vector_new and
4920 lambda_body_vector_compute_new.
4921 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4922 (lambda-code.o): Likewise.
4924 2007-09-06 Chao-ying Fu <fu@mips.com>
4926 * ginclude/stdfix.h: New file.
4927 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4928 (convert.o): Add dependence on fixed-value.h.
4929 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4930 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4931 to define fixed-point constants.
4932 (c_cpp_builtins): Define fixed-point constants.
4933 * convert.c (fixed-value.h): New include.
4934 (convert_to_real): Update comment to include fixed-point.
4935 Support FIXED_POINT_TYPE.
4936 (convert_to_integer): Update comment to include fixed-point.
4937 Support FIXED_POINT_TYPE.
4938 (convert_to_complex): Support FIXED_POINT_TYPE.
4939 (convert_to_fixed): New function.
4940 * convert.h (convert_to_fixed): Declare.
4941 * genopinit.c: Add comment about $Q for only fixed-point modes.
4942 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4943 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4944 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4945 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4946 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4947 usneg_optab for fixed-point modes.
4948 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4950 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4951 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4952 unsigned saturation optabs, when type is saturating.
4953 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4954 (expand_fixed_convert): New function.
4955 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4956 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4957 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4958 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4959 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4960 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4962 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4963 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4964 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4965 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4966 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4968 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4969 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4970 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4971 fractuns, satfractuns.
4972 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4973 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4974 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4975 OTI_ssmsub_widen, OTI_usmsub_widen.
4976 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4977 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4978 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4979 umsub_widen_optab, usmsub_widen_optab): Define.
4980 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4982 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4984 (expand_fixed_convert): Declare.
4985 * expr.c (convert_move): Support the move of fixed-point modes.
4986 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4987 (categorize_ctor_elements_1): Handle FIXED_CST.
4988 (count_type_elements): Handle FIXED_POINT_TYPE.
4989 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4990 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4992 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4993 multiply and add/subtract for fixed-point types.
4994 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4995 mode, we jump to binop directly.
4996 Support FIXED_CONVERT_EXPR.
4997 (do_store_flag): Check FIXED_CST to put a constant second.
4998 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4999 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5000 (const_vector_from_tree): Support FIXED_CST.
5001 * doc/extend.texi (Fixed-Point): New node.
5002 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
5003 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
5004 satfract, fractuns, satfractuns): Document them.
5006 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5008 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
5009 addresses into I registers.
5011 2007-09-06 Jan Hubicka <jh@suse.cz>
5012 Andreas Tobler <a.tobler@schweiz.org>
5014 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5016 (machopic_legitimize_pic_address): Likewise.
5018 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5019 Jan Hubicka <jh@suse.cz>
5021 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5022 instead of ufloat_optab->handlers directly.
5023 (floatdidf2): Likewise.
5025 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5027 * config/mips/mips.c: Include diagnostic.h.
5028 (mips_set_current_function): Check errorcount and sorrycount
5029 before generating RTL.
5031 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5034 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5035 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5036 (print_operand_reloc): Likewise.
5038 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5042 2007-09-06 Jan Hubicka <jh@suse.cz>
5044 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5047 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5049 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5050 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5052 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5054 * optabs.c (expand_float): Convert unsigned integer as signed only
5055 if it provides sufficient accuracy; add mode argument to real_2expN.
5056 (expand_fix): Fix comment typos; extend binary float into mode
5057 wider than destination for converion to unsigned integer; add mode
5058 argument to real_2expN.
5059 * real.c (real_2expN): Add mode argument to special-case decimal
5061 * real.h (real_2expN): Ditto.
5062 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5064 (fixed_from_string): Ditto.
5065 (fixed_to_decimal): Ditto.
5066 (fixed_convert_from_real): Ditto.
5067 (real_convert_from_fixed): Ditto.
5068 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5069 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5070 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5071 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5073 2007-09-06 Tom Tromey <tromey@redhat.com>
5075 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5076 * c-pch.c (c_common_read_pch): Restore current location after
5078 * tree.c (expand_location): Update.
5079 (expr_filename): Changed return type. Unified the two cases.
5080 (expr_lineno): Likewise.
5081 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5083 * toplev.c (line_table): Changed type.
5084 (general_init): Update.
5085 (realloc_for_line_map): New function.
5086 (general_init): Allocate line_table using GC.
5087 * fix-header.c (line_table): Changed type.
5088 (read_scan_file): Update.
5089 (read_scan_file): Update.
5090 * c-ppoutput.c (maybe_print_line): Update.
5091 (print_line): Update.
5092 (cb_line_change): Update.
5093 (cb_define): Update.
5094 (pp_file_change): Update.
5095 * c-opts.c (c_common_init_options): Update.
5096 (finish_options): Update.
5097 (push_command_line_include): Update.
5098 * c-lex.c (cb_line_change): Update.
5099 (cb_def_pragma): Update.
5100 (cb_define): Update.
5102 (c_lex_with_flags): Use cpp_get_token_with_location.
5103 * input.h (line_table): Changed type.
5104 (location_from_locus): New macro.
5105 * tree.h (EXPR_FILENAME): No longer an lvalue.
5106 (EXPR_LINENO): Likewise.
5107 (expr_locus, set_expr_locus): Declare separately for
5108 USE_MAPPED_LOCATION.
5109 (expr_filename, expr_lineno): Changed return type.
5110 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5111 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5112 (expand_gimple_basic_block): Likewise.
5113 * final.c (final_scan_insn): Use expanded_location.
5115 2007-09-06 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/32586
5118 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5119 folding if nothing changed.
5120 (simplify_unary_expression): New function. Do tree combining
5121 on conversion like codes.
5122 (try_to_simplify): Call it.
5123 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5124 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5126 2007-09-06 Jan Hubicka <jh@suse.cz>
5129 * cse.c (fold_rtx): Avoid invalid sharing.
5131 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5133 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5134 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5136 2007-09-06 Revital Eres <eres@il.ibm.com>
5138 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5139 Fix offsettable memory reference for 750CL.
5141 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5143 * reload.c (find_reloads_address_1): Try to preserve original
5144 base/index regclass of operands.
5145 * regrename.c (scan_rtx_address): Likewise.
5146 (replace_oldest_value_addr): Likewise.
5148 2007-09-06 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/33302
5151 * domwalk.c (walk_dominator_tree): The exit block is
5152 interesting even if it is not reachable.
5154 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5157 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5159 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5161 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5164 2007-09-05 Ian Lance Taylor <iant@google.com>
5166 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5168 (dump_generic_node): Likewise.
5169 * print-rtl.c (print_decl_name): Likewise.
5170 * print-tree.c (print_node_brief): Likewise.
5171 (print_node): Likewise.
5172 * Makefile.in (RTL_BASE_H): Add alias.h.
5175 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5177 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5179 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5180 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5182 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5184 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5185 (tm_defines): Define UCLIBC_DEFAULT to 1.
5186 (extra_options): Add linux.opt.
5187 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5188 (CRT_CALL_STATIC_FUNCTION): Likewise.
5189 (NO_IMPLICIT_EXTERN_C): Likewise.
5190 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5191 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5192 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5193 (ENDFILE_SPEC): Don't define.
5194 (LIB_SPEC): Likewise.
5195 (CRT_CALL_STATIC_FUNCTION): Likewise.
5196 (NO_IMPLICIT_EXTERN_C): Likewise.
5197 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5198 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5200 2007-09-06 Jan Hubicka <jh@suse.cz>
5202 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5205 2007-09-06 Jan Hubicka <jh@suse.cz>
5207 * opts.c (common_handle_option): Enable inlining functions for
5210 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5212 * builtin-attrs.def (ATTR_NONNULL_3): New.
5213 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5214 ATTR_NOTHROW_NONNULL_##FA.
5215 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5216 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5217 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5218 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5219 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5220 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5221 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5223 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5224 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5225 ATTR_FORMAT_NOTHROW_3_4): Remove.
5226 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5227 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5228 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5229 instead of ATTR_FORMAT_*_*.
5231 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5233 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5234 parts re-used for REG_FRAME_RELATED_EXPR.
5236 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5238 * optabs.c (expand_float): Convert unsigned integer as signed only
5239 if it provides sufficient accuracy; add mode argument to real_2expN.
5240 (expand_fix): Fix comment typos; extend binary float into mode
5241 wider than destination for converion to unsigned integer; add mode
5242 argument to real_2expN.
5243 * real.c (real_2expN): Add mode argument to special-case decimal
5245 * real.h (real_2expN): Ditto.
5246 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5248 (fixed_from_string): Ditto.
5249 (fixed_to_decimal): Ditto.
5250 (fixed_convert_from_real): Ditto.
5251 (real_convert_from_fixed): Ditto.
5252 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5253 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5254 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5255 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5257 2007-09-05 Ian Lance Taylor <iant@google.com>
5259 * init-regs.c (initialize_uninitialized_regs): Call
5260 emit_insn_before rather than add_insn_before.
5262 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5264 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5265 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5266 * tree-inline.h (copy_body_data): Add call_expr field.
5267 * tree-inline.c (expand_call_inline): Initialize call_expr.
5268 (copy_bb): Append anonymous inline fn arguments to arguments
5269 when inlining a CALL_EXPR_VA_ARG_PACK call.
5270 * builtins.c (expand_builtin): Issue an error if
5271 BUILT_IN_VA_ARG_PACK is seen during expand.
5272 (fold_call_expr, fold_builtin_call_array): Don't fold
5273 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5274 __builtin_va_arg_pack () call as last argument.
5275 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5276 function is __builtin_va_arg_pack (), decrease number of call
5277 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5278 * expr.c (expand_expr_real_1): Issue an error if
5279 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5280 * tree-pretty-print.c (dump_generic_node): Handle printing
5281 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5282 * doc/extend.texi (__builtin_va_arg_pack): Document.
5284 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5286 PR tree-optimization/21513
5287 * builtins.c (build_builtin_expect_predicate): New function.
5288 (fold_builtin_expect): Add argument for expected value.
5289 Distribute __builtin_expect over short-circuiting operations.
5290 Fold nested builtin_expects.
5291 (fold_builtin_2): Adjust call to fold_builtin_expect.
5293 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5296 PR tree-optimization/13756
5297 * doc/invoke.texi (Options That Control Optimization): Document
5300 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5302 * gcc/config/i386/cpuid.h: New file.
5303 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5304 (describe_cache): Shrink size and line strings to 100 bytes.
5305 (detect_caches_amd): Return "" for unsupported max_ext_level.
5306 Use __cpuid function.
5307 (detect_caches_intel): Return "" for unsupported max_level.
5308 Use __cpuid function.
5309 (host_detect_local_cpu): Change feature flag variables to
5310 unsigned int. Initialize only extended feature flag variables.
5311 Use __get_cpuid_max to determine max supported cpuid level.
5312 Use __cpuid function to determine supported features. Fix
5313 calculation of family id. Remove is_amd and check signature
5314 directly. Check for Geode signature. Handle family 4 id.
5315 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5316 cpu discovery code to lower part of the function.
5317 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5318 for sub-architecture.
5319 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5320 [PROCESSOR_K8]: Add k8-sse3 architecture.
5321 [PROCESSOR_NOCONA]: Remove.
5322 [PROCESSOR_GENERIC64]: Ditto.
5323 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5324 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5325 to check for SSE and FXSAVE support.
5326 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5327 Add -minline-all-stringops.
5328 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5329 (x86_64-*-*): Ditto.
5331 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5333 * config/bfin/linux-unwind.h: New file.
5334 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5335 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5337 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5339 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5340 * stmt.c: Include alloc-pool.h.
5341 (struct case_node): Remove GTY marker.
5342 (add_case_node): New parameter case_node_pool. Use it for
5344 (expand_case): New allocation pool case_node_pool. Initialize it,
5345 pass to add_case_node and free it.
5347 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5348 David Ung <davidu@mips.com>
5349 Nigel Stephens <nigel@mips.com>
5351 Add mips16/nomips16 function attributes and -mflip-mips16 option
5352 for testing mixed-mode compilation.
5354 * config/mips/mips.opt (mflip-mips16): New.
5356 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5357 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5359 * config/mips/mips.c (mips_base_target_flags): New.
5360 (mips_base_mips16): New.
5361 (mips_base_schedule_insns): New.
5362 (mips_base_reorder_blocks_and_partition): New.
5363 (mips_base_align_loops): New.
5364 (mips_base_align_jumps): New.
5365 (mips_base_align_functions): New.
5366 (mips16_flipper): New.
5367 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5368 (TARGET_SET_CURRENT_FUNCTION): Define.
5369 (mips_mips16_type_p, mips_nomips16_type_p): New.
5370 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5371 (mips_function_ok_for_sibcall): Make it deal with functions with
5373 (mips_init_split_addresses): New, split out from override_options.
5374 (mips_init_relocs): New, split out from override_options.
5375 (was_mips16_p): New.
5376 (mips_set_mips16_mode): New, split out from override_options.
5377 (mips_set_current_function): New.
5378 (override_options): Add sorry for unsupported mips16/pic
5379 combination. Remove error for mips16/dsp combination. Save
5380 base option settings.
5381 (mips_file_start): Move mips16 mode setting output from here....
5382 (mips_output_function_prologue): ....to here.
5383 (mips_output_mi_thunk): Check for mips16 function.
5384 (build_mips16_function_stub): Don't set .mips16 here.
5385 (build_mips16_call_stub): Likewise.
5386 (mips_expand_builtin): Error in mips16 mode.
5387 (mips_use_mips16_mode_p): New.
5388 (mips_encode_section_info): Check for mips16 function, and set
5389 SYMBOL_REF_FLAGS accordingly.
5391 * doc/extend.texi (Function Attributes): Document new
5392 mips16/nomips16 attributes.
5393 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5394 (MIPS Options): Document -mflip-mips16.
5396 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5398 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5399 if we encounter TLS address in MIPS16 mode.
5400 (mips_legitimize_const_move): Check cannot_force_const_mem for
5401 the (const (plus symbol offset)) case; this forces invalid TLS
5402 address in MIPS16 mode to be caught by the above call to sorry.
5403 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5404 because that now enables emutls, which is not ABI compatible
5405 with native TLS in non-MIPS16 mode.
5407 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5409 Add target hook invoked when cfun changes.
5411 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5412 * target.h (struct gcc_target): Add set_current_function.
5413 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5414 (TARGET_INITIALIZER): Add initializer for set_current_function.
5415 * tree.h (push_struct_function): New.
5416 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5418 (set_cfun): Declare.
5419 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5421 (push_function_context_to): Use allocate_struct_function
5422 to create null context, not init_dummy_function_start. Use set_cfun.
5423 (pop_function_context_from): Use set_cfun.
5424 (in_dummy_function): New.
5425 (invoke_set_current_function_hook): New.
5427 (push_cfun, pop_cfun): Use set_cfun.
5428 (push_struct_function): New.
5429 (allocate_struct_function): Call invoke_set_current_function_hook
5431 (prepare_function_start): Don't set cfun here. Remove unused
5432 argument; fix all callers.
5433 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5434 push_struct_function.
5435 (init_function_start): Set cfun here.
5436 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5437 * omp-low.c (create_omp_child_function): Use push_struct_function
5438 and pop_cfun to save/restore state.
5439 (expand_omp_parallel): Remove unused saved_cfun variable.
5440 * cgraphunit.c (ipa_passes): Use set_cfun.
5441 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5442 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5443 * matrix-reorg.c (transform_allocation_sites): Likewise.
5444 (matrix_reorg): Use set_cfun.
5445 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5446 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5447 assignment to cfun; use set_cfun for the other.
5448 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5449 (dump_function_to_file): Use push_cfun/pop_cfun here.
5450 * c-decl.c (finish_function): Use set_cfun.
5452 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5454 * regrename.c (rerename_optimize): Use deferred rescanning and
5455 insert explicit calls to rescan insns when changed.
5457 2007-09-05 Jan Hubicka <jh@suse.cz>
5459 * optabs.c (libfunc_entry): Change optab to integer.
5460 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5461 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5462 of pointers for hashing.
5464 2007-09-05 Jan Hubicka <jh@suse.cz>
5466 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5468 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5469 * see.c (pass_see): Likewise.
5470 * tracer.c (pass_tracer): Likewise.
5471 * postreload-gcse.c (pass_gcse2): Likewise.
5472 * postreload.c (pass_postreload_cse): Likewise.
5473 * mode-switching.c (pass_mode_switching): Likewise.
5474 * modulo-sched.c (pass_sms): Likewise.
5475 * cse.c (cse_insn): Likewise.
5476 * web.c (pass_web): Likweise.
5477 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5478 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5479 * loop-init.c (pass_rtl_loop_init): Likewise.
5480 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5481 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5482 * global.c (pass_global_alloc): Likewise.
5483 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5484 pass_if_after_reload): Likewise.
5485 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5486 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5487 * regmove.c (pass_regmove): Likewise.
5488 * function.c (pass_thread_prologugues_epilogues): Likewise.
5489 * gcse.c (pass_gcse): Likewise.
5490 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5491 * lower-subreg.c (pass_lower_subreg2): Likewise.
5492 * bt-load.c (pass_branch_target_load): Likewise.
5493 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5494 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5495 * combine.c (pass_combine): Likewise.
5496 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5497 (pass_partition_blocks): Likewise.
5498 * var-tracking.c (pass_variable_track): Likewise.
5499 * reg-stack.c (pass_stack_regs_run): Likewise.
5500 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5501 * passes.c (pass_postreload): Likewise.
5502 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5503 * tree-pass.h (TODO_verify_rtl_sharing): New.
5504 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5505 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5506 TODO_set_props, TODO_df_finish, TODO_df_verify,
5507 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5509 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5511 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5512 fold_real_zero_addition_p, reorder_operands_p,
5513 div_if_zero_remainder, fold_undefer_overflow_warnings,
5514 int_binop_types_match_p, fold_convert_const_int_from_int,
5515 fold_convert_const_int_from_real,
5516 fold_convert_const_int_from_fixed,
5517 fold_convert_const_real_from_real,
5518 fold_convert_const_real_from_fixed,
5519 fold_convert_const_fixed_from_fixed,
5520 fold_convert_const_fixed_from_int,
5521 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5522 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5523 debug_fold_checksum, multiple_of_p): Constify.
5524 * tree-flow-inline.h (get_lineno): Likewise.
5525 * tree-flow.h (get_lineno): Likewise.
5526 * tree-object-size.c (compute_object_offset, addr_object_size,
5527 alloc_object_size, pass_through_call): Likewise.
5528 * tree-pretty-print.c (op_symbol, print_call_name,
5529 print_struct_decl, do_niy): Likewise.
5530 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5531 debug_fold_checksum): Likewise.
5533 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5536 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5537 note, remove the associated REG_RETVAL note.
5539 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5541 * config.gcc (powerpc*-*-*): Install
5542 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5543 * config/rs6000/spu2vmx.h: New header.
5544 * config/rs6000/si2vmx.h: New header.
5545 * config/rs6000/vec_types.h: New header.
5547 2007-09-05 Ben Elliston <bje@au.ibm.com>
5549 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5551 2007-09-05 Ben Elliston <bje@au.ibm.com>
5553 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5555 (__stdcx): Make asm volatile.
5556 (__stwcx, __stdcx): Return only 0 or 1.
5558 2007-09-05 Jan Hubicka <jh@suse.cz>
5562 2007-09-04 Jan Hubicka <jh@suse.cz>
5563 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5565 2007-09-04 Richard Guenther <rguenther@suse.de>
5566 * tree-ssa-operands.c (add_virtual_operand): Only mark
5567 stores as has_volatile_ops if alias information is not available.
5569 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5571 * config/rs6000/tramp.asm: Include config.h.
5572 Check __PIC__ or __pic__ macro instead of SHARED.
5574 PR rtl-optimization/32300
5575 * see.c (see_copy_insn): New function.
5576 (see_def_extension_not_merged, see_merge_one_use_extension,
5577 see_merge_one_def_extension): Use it. Avoid changing
5578 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5579 into sequences. Call df_insn_delete on temporary insns
5580 that won't be emitted into the insn stream.
5581 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5582 and run df_process_deferred_rescans () before run_fast_dce.
5584 PR tree-optimization/33017
5585 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5586 recurse for pure or const function calls.
5588 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5590 * c-format.c: Include alloc-pool.h.
5591 (check_format_info_main): New argument fwt_alloc. Use allocation
5592 pool instead of GC. Remove GC deallocation code.
5593 (check_format_arg): Create allocation pool, pass it to
5594 check_format_info_main and free it afterwards.
5595 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5597 2007-09-05 Ben Elliston <bje@au.ibm.com>
5599 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5600 Rename count macro arugment for clarity.
5601 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5602 (__protected_stream_set): Likewise, pass 0.
5604 2007-09-04 Jan Hubicka <jh@suse.cz>
5606 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5608 2007-09-04 Jan Hubicka <jh@suse.cz>
5610 * invoke.texi (-finline-small-functions): Document.
5611 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5612 when deciding what is inlinable.
5613 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5614 (cgraph_decide_inlining_of_small_function): Handle new flags.
5615 (cgraph_decide_inlining_incrementally): Likewise.
5616 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5617 * common.opt (finline-small-functions): New.
5618 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5620 2007-09-04 Richard Guenther <rguenther@suse.de>
5622 * tree-ssa-operands.c (add_virtual_operand): Only mark
5623 stores as has_volatile_ops if alias information is not available.
5625 2007-09-04 Andrew Haley <aph@redhat.com>
5627 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5629 2007-09-04 Andrew Haley <aph@redhat.com>
5631 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5632 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5633 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5635 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5638 * common.opt: Mention ABI version 2 in comment.
5640 2007-09-04 Jan Hubicka <jh@suse.cz>
5642 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5643 (libfunc_entry): New structure.
5644 (libfunc_hash): New hashtable.
5645 (hash_libfunc): New function.
5646 (eq_libfunc): New function.
5647 (convert_optab_libfunc): New function.
5648 (optab_libfunc): New function.
5649 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5650 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5651 expand_float, expand_fix, new_optab, new_convert_optab):
5652 Update for new libfunc API.
5653 (init_libfunc, init_integral_libfuncs,
5654 init_floating_libfuncs, init_interclass_conv_libfuncs
5655 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5656 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5657 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5658 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5659 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5660 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5661 gen_extend_conv_libfunc): New.
5662 (init_one_libfunc): Revamp for hashtables.
5663 (set_conv_libfunc): Likewise.
5664 (init_optabs): Initialize hashtable; use lazy initialization where
5666 * optabs.h (optab_handlers): Move out of GGC.
5667 (optab, convert_optab): Move out of GGC; add lazy gen info.
5668 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5669 (optab_libfunc, convert_optab_libfunc): New.
5670 * builtins.c (expand_builtin_powi): Update for new API.
5671 * expr.c (convert_move): Likewise.
5672 * expmed.c (expand_divmod): Likewise.
5674 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5676 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5677 GOT pointer only if there is a constant pool. Use the allocated space
5680 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5682 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5685 2007-09-04 Revital Eres <eres@il.ibm.com>
5686 Richard Guenther <rguenther@suse.de>
5687 R. Clint Whaley <whaley@cs.utsa.edu>
5689 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5691 * tree-tailcall.c (process_assignment): Use -fassociative-math
5692 when reodering operands of floating-point type.
5693 * fold-const.c (fold_comparison, fold_binary): Use
5694 -fassociative-math and -freciprocal-math instead of
5695 -funsafe-math-optimization flag.
5696 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5697 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5698 -freciprocal-math instead of -funsafe-math-optimizations.
5699 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5700 -fassociative-math when -ffast-math is set.
5701 (set_unsafe_math_optimizations_flags): New Function
5702 to set -freciprocal-math and -fassociative-math when
5703 -funsafe-math-optimizations is set.
5704 (common_handle_option): Call it.
5705 * tree-vectorizer.c (vect_is_simple_reduction): Use
5706 -fassociative-math when doing reduction on floats.
5707 * loop-unroll.c (analyze_insn_to_expand_var): Use
5708 -fassociative-math when expanding an accumulator of type float.
5709 * simplify-rtx.c (simplify_binary_operation_1): Use
5710 -fassociative-math and -freciprocal-math when reordeing operands
5711 of floating-point type.
5712 * combine.c (combine_simplify_rtx): Likewise.
5713 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5715 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5717 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5720 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5722 2007-09-04 Jan Hubicka <jh@suse.cz>
5724 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5726 2007-09-04 Jan Hubicka <jh@suse.cz>
5728 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5729 and corresponding MATCH_DUP.
5731 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5734 * combine.c (subst): Do not try to simplify X if it represents load
5735 of FP constant from the constant pool via float extension.
5737 2007-09-04 Ben Elliston <bje@au.ibm.com>
5739 * c-opts.c: Include "tm_p.h".
5740 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5742 2007-09-04 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/33291
5745 * tree-pretty-print.c (dump_generic_node): Dump all
5746 qualifiers for pointer types, not only first. Dump
5747 qualifiers for aggregate types as well.
5748 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5749 use the canonical type for building ARRAY_REFs.
5750 * gimplify.c (canonicalize_addr_expr): Clean up. The
5751 correct validness check is compatibility of the pointer
5752 types. Always use the canonical type for building
5753 ARRAY_REFs and ADDR_EXPRs.
5754 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5755 change that disabled propagation of ADDR_EXPRs into statements
5758 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5760 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5761 (umulsi3_highpart): Make into expanders; existing insns are
5762 now named *[insn]_nov6. Add stars to existing [insn]_v6
5763 counterparts' names.
5765 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5767 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5768 (unprotoize.o): Remove SHLIB_MULTILIB.
5770 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5772 * doc/extend.texi: Document progmem attribute for AVR.
5774 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5777 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5779 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5781 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5784 * optabs.c: Remove unnecessary forward declarations.
5785 (expand_unop_direct): New, broken out of expand_unop.
5786 (expand_doubleword_clz): New.
5787 (expand_ctz): Move above expand_ffs. Use
5788 start_sequence, end_sequence, add_equal_note, and
5789 expand_unop_direct. Add more commentary.
5790 (expand_ffs): Try both ctz optab and expand_ctz.
5791 Generate a test and branch if the hardware doesn't give us
5792 a useful value for input zero. Style improvements similar to
5795 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5797 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5799 * config.gcc: Delete stanza for arm-semi-aof and
5800 armel-semi-aof targets.
5801 * config/arm/arm-protos.h
5803 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5804 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5805 delete aof_pic_label and remove mention of AOF in comments.
5806 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5808 * config/arm/semiaof.h
5809 * config/arm/t-semi: Delete file.
5811 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5813 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5814 CONST_CAST_BB): New macros for type-specific casts.
5815 (CONST_CAST): Add a TYPE parameter and define it in terms of
5818 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5819 * c-lex.c (cb_ident, lex_string): Likewise,
5820 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5821 * config/i386/i386.c (ix86_function_regparm,
5822 ix86_function_sseregparm): Use CONST_CAST_TREE.
5823 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5825 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5826 give_switch, set_multilib_dir): Likewise,
5827 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5828 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5829 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5830 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5831 * prefix.c (update_path): Likewise,
5832 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5833 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5834 * tree-cfg.c (tree_can_merge_blocks_p,
5835 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5836 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5837 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5838 (attribute_list_contained): Use CONST_CAST_TREE.
5840 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5842 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5844 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5847 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5848 before forcing them into a register.
5850 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5852 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5853 rather than define_code_macro.
5855 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5857 * gcc.c (xputenv): New function.
5858 (putenv_from_prefixes): Use xputenv instead of putenv.
5859 (process_command): Use xputenv instead of putenv.
5860 (set_collect_gcc_options): Use xputenv instead of putenv.
5861 (main): Use xputenv instead of putenv.
5863 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5865 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5866 availability of swap instruction.
5867 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5869 2007-09-03 Revital Eres <eres@il.ibm.com>
5871 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5874 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5875 Ayal Zaks <zaks@il.ibm.com>
5876 Revital Eres <eres@il.ibm.com>
5878 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5879 compute_split_row): New functions.
5880 (ps_unschedule_node): Remove.
5881 (normalize_sched_times): Iterate over the already scheduled
5882 insns instead of the number of nodes.
5883 (MAX_SPLIT_NUM): New definition.
5884 (sms_schedule_by_order): Change the scheduling heuristic to
5885 avoid useless increases of initiation interval ii.
5886 (get_sched_window): Add dump printouts.
5888 2007-09-02 David Daney <ddaney@avtrex.com>
5890 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5891 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5892 (optab, insn): Add more attributes.
5893 (fetchop_bit): New code macro.
5894 (immediate_insn): New code macro attribute.
5895 (sync): Change condition to ISA_HAS_SYNC.
5896 (rdhwr): Change predicate for operand 0 to register_operand.
5897 (memory_barrier): New expand.
5898 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5899 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5900 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5901 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5902 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5903 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5904 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5905 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5906 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5908 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5909 Hans-Peter Nilsson <hp@axis.com>
5911 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5912 Defined to describe availability and behavior of CLZ.
5913 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5914 * config/cris/cris.opt: Tweak comment for "-metrax4".
5915 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5916 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5917 (count_leading_zeros): Define.
5919 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5921 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5923 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5926 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5929 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5931 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5932 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5933 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5934 sched-deps.c, sched-int.h, system.h, target.h,
5935 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5936 tree.def: Fix comment typos.
5938 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5940 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5941 (override_options): Turn on -mstrict-align on non-ColdFire
5943 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5945 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5947 * c-common.c (const_strip_array_types): Delete.
5948 * c-common.h (const_strip_array_types): Likewise.
5949 * emit-rtl.c (const_next_insn, const_previous_insn,
5950 const_next_nonnote_insn, const_prev_nonnote_insn,
5951 const_next_real_insn, const_prev_real_insn,
5952 const_next_active_insn, const_prev_active_insn, const_next_label,
5953 const_prev_label): Delete.
5954 * gimple-low.c (block_may_fallthru): Use expr_last.
5955 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5956 * rtl.h (const_previous_insn, const_next_insn,
5957 const_prev_nonnote_insn, const_next_nonnote_insn,
5958 const_prev_real_insn, const_next_real_insn,
5959 const_prev_active_insn, const_next_active_insn, const_prev_label,
5960 const_next_label): Delete.
5961 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5962 * system.h (CONST_CAST): Update comment.
5963 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5964 (const_first_stmt, const_last_stmt): Delete.
5965 (tree_block_ends_with_condjump_p): Use last_stmt.
5966 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5967 * tree-iterator.c (const_expr_first, const_expr_last,
5968 const_expr_only): Delete.
5969 * tree.c (const_lookup_attribute): Likewise.
5970 (attribute_list_contained): Use lookup_attribute.
5971 * tree.h (const_lookup_attribute, const_expr_first,
5972 const_expr_last, const_expr_only): Delete.
5974 2007-09-01 Richard Guenther <rguenther@suse.de>
5976 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5977 instead of TREE_THIS_VOLATILE.
5978 * tree-ssa-operands.c (add_virtual_operand): Do not set
5979 has_volatile_ops. Do not check s_ann for NULL.
5980 (get_indirect_ref_operands): Likewise.
5981 (get_expr_operands): Likewise. For all reference trees
5982 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5983 check base of reference for TREE_THIS_VOLATILE.
5985 2007-09-01 Richard Guenther <rguenther@suse.de>
5987 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5988 between integral types. Also allow conversions between
5991 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5993 * optabs.c (prepare_float_lib_cmp): Use
5994 libgcc_cmp_return_mode instead of word_mode.
5995 * config/dfp-bit.h: Likewise.
5996 * config/fp-bit.h: Likewise.
5997 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5999 (spu_libgcc_shift_count_mode): New function.
6000 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
6001 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
6003 2007-08-31 Joseph Myers <joseph@codesourcery.com>
6005 * tree-pretty-print.c: Include output.h.
6006 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
6007 HOST_WIDE_INT_PRINT_DEC.
6008 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
6010 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
6012 PR rtl-optimization/33224
6013 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6014 to the analysed region.
6016 2007-08-31 Richard Guenther <rguenther@suse.de>
6018 * function.c (allocate_struct_function): Do not set
6019 current_function_returns_pointer.
6020 * function.h (struct var_refs_queue): Remove.
6021 (struct simple_obstack_stack): Likewise.
6022 (struct function): Remove fixup_var_refs_queue member.
6023 Remove returns_pointer flag.
6024 (current_function_returns_pointer): Remove define.
6026 2007-08-31 Nick Clifton <nickc@redhat.com>
6028 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6029 secondary keys in order to obtain a stable sort.
6031 2007-08-31 Nick Clifton <nickc@redhat.com>
6034 * config/m32r/constraints.md: Add W constraint for integer zero.
6035 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6036 Fix length calculation by using alternatives.
6038 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6040 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6041 split out from expand_binop.
6042 (avoid_expensive_constant): New function.
6043 (expand_binop_directly): Remove commutative_op argument and
6044 (expand_binop_directly): Remove commutative_op argument and
6045 call cummutative_optab_p instead. Do not change op0 or op1
6046 when swapping xop0 and xop1. Apply avoid_expensive_constant
6047 to each argument after potential swapping. Enforce the
6048 canonical order of commutative operands.
6049 (expand_binop): Use shift_optab_p and commutative_optab_p.
6050 Update the calls to expand_binop_directly. Only force constants
6051 into registers when widening an operation. Only swap operands
6052 once a direct expansion has been rejected.
6053 (expand_twoval_binop): Only force constants into registers when
6054 using a direct expansion.
6056 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6058 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6059 (sched_analyze_insn): Don't postprocess speculative dependencies when
6060 target has no scheduling.
6061 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6062 'uninitialized' warning.
6064 2007-08-31 Richard Guenther <rguenther@suse.de>
6066 * tree.c (build_complex_type): Always set TYPE_NAME for
6069 2007-08-31 Olivier Hainque <hainque@adacore.com>
6071 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6072 internal macro. Default alignment factor for csect directives, chosen
6073 to match what BIGGEST_ALIGNMENT allows.
6074 (DATA_SECTION_ASM_OP): Use it.
6075 * config/rs6000/rs6000.c
6076 (rs6000_xcoff_output_readonly_section_asm_op):
6077 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6078 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6080 2007-08-31 Olivier Hainque <hainque@adacore.com>
6082 * dbxout.c (dbxout_block): Move declaration within the first
6083 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6084 block to include the definition, together with the associated
6087 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6088 Revital Eres <eres@il.ibm.com>
6090 * doc/invoke.texi (-mpaired): Document flag.
6091 * config.gcc: Include paired.h in powerpc extra_headers and
6092 750cl.h in powerpc-*-linux*paired*.
6093 * config/rs6000/rs6000.opt (-mpaired): New flag.
6094 * config/rs6000/rs6000.c (paired_init_builtins,
6095 paired_expand_builtin, paired_expand_lv_builtin,
6096 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6097 New functions to support the paired single builtin functions.
6098 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6099 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6101 (bdesc_paired_preds): New structure for paired predicate
6103 (rs6000_expand_builtin): Expand paired single builtins.
6104 (rs6000_init_builtins): Init paired single builtins.
6105 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6106 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6107 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6108 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6109 (rs6000_vector_mode_supported_p): Support paired vector mode.
6110 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6111 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6113 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6114 (DATA_ALIGNMENT): Likewise.
6115 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6116 (rs6000_builtins): Add PAIRED builtins.
6117 * config/rs6000/rs6000.md: Include paired.md.
6118 * config/rs6000/paired.h: New.
6119 * config/rs6000/paired.md: New.
6120 * config/rs6000/750cl.h: New.
6121 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6123 2007-08-30 Ollie Wild <aaw@google.com>
6125 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6126 * gcc.c (default_compilers): Add -fno-directives-only to
6127 @assembler-with-cpp.
6129 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6133 * regclass.c (initial_fixed_regs): Revert previous change and make
6135 (initial_call_used_regs): Likewise.
6136 (initial_call_really_used_regs): Delete, reverting previous addition.
6137 (initial_reg_names): Likewise.
6138 (init_reg_sets): Revert previous change.
6139 (saved_fixed_regs): New.
6140 (saved_call_used_regs): New.
6141 (saved_call_really_used_regs): New.
6142 (saved_reg_names): New.
6143 (save_register_info): New.
6144 (restore_register_info): New.
6145 (init_reg_sets_1): Replace reset of register info with call to
6146 restore_register_info.
6147 * rtl.h (save_register_info): Declare.
6148 * toplev.c (backend_init): Call save_register_info.
6150 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6152 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6153 from the original statement.
6155 2007-08-30 Chao-ying Fu <fu@mips.com>
6157 * c-lex.c (interpret_fixed): Declare.
6158 (interpret_float): Process _Fract and _Accum.
6159 (interpret_fixed): New function.
6160 * final.c (output_addr_const): Process CONST_FIXED.
6161 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6162 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6164 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6166 (simplify_immed_subreg): Support CONST_FIXED.
6167 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6168 (simplify_subreg): Support CONST_FIXED.
6170 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6172 * config/rs6000/ppu_intrinsics.h: New file.
6173 * config.gcc (powerpc*-*-* <extra_headers>): Install
6176 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6178 * cfg.c (dump_flow_info): Change to also print entry and exit
6180 * print-rtl.c (print_rtl_single): Allow to print rtl with
6183 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6185 * df-core.h (df_dump_region): New function.
6186 * df.h (df_dump_region): New function.
6187 * loop-invariant.c (find_defs): Add call to df_dump_region.
6188 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6191 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6194 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6195 true if any of the compare_section_name calls returned true,
6196 rather than if any returned false.
6198 2007-08-30 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/33199
6201 * tree-ssa-structalias.c (handle_lhs_call): New function.
6202 (find_func_aliases): In non-IPA mode make sure that for
6203 calls that return a pointer we add a constraint for the
6204 result to point to anything.
6206 2007-08-30 Richard Guenther <rguenther@suse.de>
6208 * doc/invoke.texi (-mveclibabi): Document new target option.
6209 * config/i386/i386.opt (-mveclibabi): New target option.
6210 * config/i386/i386.c (ix86_veclib_handler): Handler for
6211 vectorization library support.
6212 (override_options): Handle the -mveclibabi option, initialize
6213 the vectorization library handler.
6214 (ix86_builtin_vectorized_function): As fallback call the
6215 vectorization library handler, if set.
6216 (ix86_veclibabi_acml): New static function for ACML ABI style
6217 vectorization support.
6219 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6221 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6222 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6223 SImode and update m. Don't run gen_lowpart_common on arbitrary
6224 memory address, force it to register first.
6227 * dce.c (dce_process_block): Don't delete setters of
6228 artificially used registers.
6230 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6232 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6233 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6234 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6236 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6238 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6240 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6241 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6243 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6245 * system.h: Activate -Wcast-qual as warning-only.
6247 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6250 * config/rs6000/rs6000.c (compare_section_name): New function.
6251 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6254 2007-08-29 Olivier Hainque <hainque@adacore.com>
6256 * xcoffout.c: #include debug.h.
6257 * Makefile.in (xcoffout.o): Add debug.h dependency.
6259 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6261 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6262 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6264 2007-08-29 Richard Guenther <rguenther@suse.de>
6266 * tree-pretty-print.c (dump_generic_node): Print
6267 label DECL_UID as D.%u.
6268 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6270 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6272 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6273 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6275 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6278 * tree.c (build_type_attribute_qual_variant): Set canonical types
6279 on the final, unqualified attribute variant before building the
6282 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6284 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6285 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6287 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6290 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6291 * config/bfin/bfin.md (composev2hi): Put operands into vector
6294 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6296 * config/bfin/bfin.md (composev2hi): Put operands into vector
6299 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6301 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6302 attribute when appropriate.
6303 (bfin_handle_l1_text_attribute): New.
6304 (bfin_handle_l1_data_attribute): New.
6305 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6306 l1_data_A and l1_data_B.
6307 * doc/extend.texi (node Function Attributes): Document l1_text
6309 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6310 l1_data_A and l1_data_B variable attributes.
6312 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6314 * config/bfin/bfin.opt (minline-plt): Add.
6315 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6316 call to global functions.
6317 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6318 (Blackfin Options): Document -minline-plt.
6320 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6322 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6323 given a non-function.
6324 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6326 2007-08-28 DJ Delorie <dj@redhat.com>
6328 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6330 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6332 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6334 2007-08-28 Richard Guenther <rguenther@suse.de>
6336 * tree.h (struct tree_function_decl): Increase size of
6337 function_code bitfield.
6339 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6340 Kazu Hirata <kazu@codesourcery.com>
6342 * gcc/config/m68k/linux.h
6343 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6344 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6345 (m68k_return_in_memory): New.
6346 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6349 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6352 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6353 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6354 operand) when top VEC_SELECT extracts scalar element.
6355 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6356 (*vec_extract_v4sf_mem): Ditto.
6358 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6361 * passes.c (init_optimization_passes): Move pass_df_finish
6362 after pass_postreload sublist.
6364 PR rtl-optimization/33148
6365 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6366 (neg (lt X 0)) if X has scalar int mode.
6369 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6370 initializer, use build_vector_from_ctor if possible to create
6371 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6372 even after this, return NULL.
6374 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6376 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6378 2007-08-28 Richard Guenther <rguenther@suse.de>
6380 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6381 (struct tree_function_decl): Make function_code a bitfield.
6382 Add disregard_inline_limits flag.
6383 * cgraphunit.c (cgraph_process_new_functions): Check
6384 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6385 (cgraph_preserve_function_body_p): Likewise.
6386 * ipa-inline.c (compute_inline_parameters): Likewise.
6387 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6388 for GNU C extern inline functions.
6389 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6390 * tree-inline.c (disregard_inline_limits_p): Remove.
6391 * tree-inline.h (disregard_inline_limits_p): Likewise.
6392 * c-common.c (handle_always_inline_attribute): Set
6393 DECL_DISREGARD_INLINE_LIMITS.
6394 * langhooks.c (add_builtin_function): Verify the function code
6395 fits in the bitfield.
6397 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6398 Vladimir Yanovsky <yanov@il.ibm.com>
6399 Revital Eres <eres@il.ibm.com>
6400 Andrey Belevantsev <abel@ispras.ru>
6402 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6404 * modulo-sched.c: Add documentation regarding do-loop.
6405 (doloop_register_get): Change number of arguments to support
6406 the new do-loop pattern and check whether COUNT_REG has no other
6407 occurences in the loop besides in the control part.
6408 (duplicate_insns_of_cycles): Do not duplicate the insn which
6409 changes count_reg as it is already adjusted.
6410 (generate_prolog_epilog): New argument to support the new
6411 do-loop pattern. Change the subtract instruction to use
6412 expand_simple_binop. Call duplicate_insns_of_cycles with new
6414 (sms_schedule): Call doloop_register_get and
6415 generate_prolog_epilog with new argument. Do not handle loops
6416 with single sets insns with subreg in their lhs.
6417 * loop-doloop.c (doloop_optimize): Support for another do-loop
6419 (doloop_condition_get): Gets an instruction instead of a pattern
6420 and change the return condition when the do-loop pattern is
6422 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6423 deps when considering to not create edges.
6425 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6427 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6430 2007-08-27 Jason Merrill <jason@redhat.com>
6433 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6434 zero-sized types after calling gimplify_modify_expr_rhs.
6436 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6438 * regclass.c (init_reg_autoinc): Fix typo.
6440 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6442 Fix PR tree-optimization/33173
6443 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6445 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6448 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6449 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6452 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6453 David Ung <davidu@mips.com>
6454 Nigel Stephens <nigel@mips.com>
6456 Separate target-specific initialization from general
6457 back-end initialization.
6459 * toplev.c (init_alignments): New, split out from...
6460 (process_options): ...here.
6461 (backend_init_target): New, split out from...
6462 (backend_init): ...here.
6463 (lang_dependent_init_target): New, split out from...
6464 (lang_dependent_init): ...here.
6465 (target_reinit): New.
6466 * toplev.h (target_reinit): Declare.
6467 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6468 now can be called more than once. Update comments.
6469 * expr.h (init_expr_target): Likewise.
6470 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6471 now can be called more than once. Explicitly zero
6472 static_reg_base_value.
6473 * emit-rtl.c (init_emit_regs): New, split out from...
6474 (init_emit_once): Here.
6475 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6476 non-const, so that changes from command-line arguments can overwrite
6477 values provided by the static initializers.
6478 (initial_call_really_used_regs): New, used similarly to the above.
6479 (initial_reg_names): Likewise.
6480 (last_mode_for_init_move_cost): Promoted function-local static to
6481 file-scope static to make it accessible outside init_move_cost.
6482 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6483 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6484 reg_names since it is needed for parsing command-line options.
6485 (init_move_cost): Use last_mode_for_init_move_cost instead of
6486 function-local static.
6487 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6488 call_really_used_regs now. Reinitialize reg_names. Also
6489 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6490 reg_class_superunion. Clear losing_caller_save_reg_set.
6491 Preserve global registers if called more than once. Reset
6492 move cost, may_move_in_cost, may_move_out_cost, and
6493 last_mode_for_init_move_cost.
6494 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6495 can now be invoked more than once. Update comments.
6496 (init_regs): Update comments.
6497 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6498 and initial_call_really_used_regs, instead of the non-initial
6499 variables. This allows us to save the command-line register settings
6500 after target reinitialization.
6501 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6502 * rtl.h (init_emit_regs): Declare.
6503 (init_reg_modes_target, init_alias_target): Renamed as described
6505 * reload1.c (init_reload): Update comments.
6506 * optabs.c (init_optabs): Likewise.
6507 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6509 2007-08-26 Chao-ying Fu <fu@mips.com>
6511 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6514 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6516 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6518 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6520 * bb-reorder.c (copy_bb_p): Likewise.
6521 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6522 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6523 block_ends_with_condjump_p): Likewise.
6524 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6525 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6526 block_ends_with_condjump_p): Likewise.
6527 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6528 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6529 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6530 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6531 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6532 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6533 debug_true_const_tree instad of debug_true_tree.
6534 * debug.c (do_nothing_debug_hooks): Likewise.
6535 * debug.h (ignore_block, debug_true_const_tree): Constify.
6536 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6537 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6538 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6539 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6540 dbx_reg_number, is_based_loc, field_type,
6541 simple_type_align_in_bits, simple_decl_align_in_bits,
6542 simple_type_size_in_bits, field_byte_offset, insert_float,
6543 type_tag, member_declared_type, is_redundant_typedef,
6544 secname_for_decl, is_inlined_entry_point): Likewise.
6545 * emit-rtl.c (const_next_insn, const_previous_insn,
6546 const_next_nonnote_insn, const_prev_nonnote_insn,
6547 const_next_real_insn, const_prev_real_insn,
6548 const_next_active_insn, const_prev_active_insn, const_next_label,
6549 const_prev_label): Likewise.
6550 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6552 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6553 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6554 sched_insn_is_legitimate_for_speculation_p): Likewise.
6555 * jump.c (reversed_comparison_code_parts,
6556 reversed_comparison_code, reversed_comparison, condjump_label):
6558 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6559 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6561 * rtl.h (const_previous_insn, const_next_insn,
6562 const_prev_nonnote_insn, const_next_nonnote_insn,
6563 const_prev_real_insn, const_next_real_insn,
6564 const_prev_active_insn, const_next_active_insn, const_prev_label,
6565 const_next_label, modified_between_p, modified_in_p,
6566 const_note_storeskeep_with_call_p, condjump_label,
6567 reversed_comparison, reversed_comparison_code,
6568 reversed_comparison_code_parts, memory_modified_in_insn_p,
6569 stack_regs_mentioned): Likewise.
6570 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6571 keep_with_call_p): Likewise.
6572 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6573 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6574 sd_lists_size, sd_lists_empty_p): Likewise.
6575 * sched-int.h (sched_insns_conditions_mutex_p,
6576 haifa_classify_insn, no_real_insns_p,
6577 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6578 sd_lists_size, sd_lists_empty_p): Likewise.
6579 * sdbout.c (sdb_debug_hooks): Likewise.
6580 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6581 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6582 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6584 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6585 tree_can_throw_internal): Likewise.
6586 * tree-flow-inline.h (phi_nodes): Likewise.
6587 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6588 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6589 * tree-gimple.c (const_get_call_expr_in): Likewise.
6590 * tree-gimple.h (const_get_call_expr_in): Likewise.
6591 * tree.c (const_lookup_attribute, attribute_list_equal,
6592 attribute_list_contained): Likewise.
6593 * tree.h (attribute_list_equal, attribute_list_contained,
6594 const_lookup_attribute): Likewise.
6595 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6597 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6599 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6600 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6602 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6605 * config/alpha/constraints.md: Delete "svn:mime-type" property
6606 with svn propdel "svn:mime-type".
6608 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6611 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6612 non NOTE insn doesn't cross basic block.
6613 (noce_try_abs): Likewise.
6614 (noce_process_if_block): Likewise.
6616 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6619 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6620 operand without auto-inc-dec.
6621 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6622 offsettable_mem_operand.
6623 (floatunssidf2_internal): Same.
6624 (fix_truncdfsi2_internal): Same.
6625 (floatsidf_ppc64): Same.
6626 (floatunssidf_ppc64): Same.
6627 (fix_trunctfsi2_internal): Same.
6629 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6632 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6633 pass defines needed for version.c.
6635 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6637 * configure.ac (--debug-prefix-map check): Change assembler
6638 version presumed to have feature to 2.18.
6639 * configure: Regenerate.
6641 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6643 * c-common.c (vector_types_convertible_p,
6644 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6645 self_promoting_args_p): Constify.
6646 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6647 c_promoting_integer_type_p, self_promoting_args_p,
6648 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6649 * c-decl.c (anon_aggr_type_p): Likewise.
6650 * * c-dump.c (dump_stmt): Likewise.
6651 * c-objc-common.c (has_c_linkage): Likewise.
6652 * c-tree.h (same_translation_unit_p): Likewise.
6653 * c-typeck.c (null_pointer_constant_p,
6654 tagged_types_tu_compatible_p, function_types_compatible_p,
6655 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6656 comptypes_internal, struct tagged_tu_seen_cache,
6657 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6658 c_size_in_bytes): Likewise.
6659 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6660 hash_ptr, eq_ptr): Likewise.
6661 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6662 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6663 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6664 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6666 * optabs.c (optab_for_tree_code): Likewise.
6667 * optabs.h (optab_for_tree_code): Likewise.
6668 * rtl.h (simplify_rtx): Likewise.
6669 * simplify-rtx.c (simplify_rtx): Likewise.
6670 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6671 dump_flag, dump_node): Likewise.
6672 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6673 queue_and_dump_type, dump_flag): Likewise.
6674 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6675 * tree-pass.h (dump_node): Likewise.
6676 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6677 supportable_narrowing_operation): Likewise.
6678 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6679 supportable_narrowing_operation): Likewise.
6680 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6681 is_negative_overflow_infinity, is_positive_overflow_infinity,
6682 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6683 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6684 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6685 ssa_name_nonzero_p, fp_predicate): Likewise.
6686 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6687 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6688 ssa_name_nonnegative_p): Likewise.
6690 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6692 * config.gcc : Add x86_64-elf target.
6694 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6696 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6698 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6699 Nigel Stephens <nigel@mips.com>
6703 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6704 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6705 * expr.c (SET_BY_PIECES_P): Define.
6706 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6707 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6708 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6710 * expr.h (SET_RATIO): Define.
6711 (can_store_by_pieces, store_by_pieces): Update prototypes.
6712 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6713 can_store_by_pieces/store_by_pieces.
6714 (expand_builtin_memcpy_args): Likewise.
6715 (expand_builtin_strncpy): Likewise.
6716 (expand_builtin_memset_args): Likewise. Also remove special case
6717 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6718 decide what to do instead.
6719 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6720 to can_store_by_pieces.
6722 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6723 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6725 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6726 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6727 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6728 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6729 (STORE_BY_PIECES_P): Define.
6731 2007-08-24 Tom Tromey <tromey@redhat.com>
6733 * varpool.c (varpool_last_needed_node): Fix comment typo.
6734 * c-decl.c (duplicate_decls): Fix comment typo.
6735 (clone_underlying_type): Update comment.
6737 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6739 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6740 alpha_in_small_data_p, alpha_split_complex_arg,
6741 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6743 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6744 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6746 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6747 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6748 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6749 * config/darwin.c (darwin_binds_local_p): Likewise.
6750 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6752 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6753 i386_pe_valid_dllimport_attribute_p): Likewise.
6754 * config/i386/i386.c (ix86_function_regparm,
6755 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6756 x86_can_output_mi_thunk, ix86_mangle_type,
6757 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6758 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6759 i386_pe_binds_local_p): Likewise.
6760 * config/ia64/ia64.c
6761 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6762 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6763 ia64_invalid_conversion, ia64_invalid_unary_op,
6764 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6766 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6767 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6768 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6769 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6770 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6771 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6772 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6773 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6774 * config/pa/pa.c (pa_commutative_p): Likewise.
6775 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6777 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6778 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6779 rs6000_use_blocks_for_constant_p,
6780 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6781 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6782 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6783 * config/s390/s390.c (s390_mangle_type,
6784 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6786 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6787 th_in_small_data_p): Likewise.
6788 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6789 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6791 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6792 sparc_mangle_type): Likewise.
6793 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6794 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6795 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6797 * hooks.c (hook_bool_mode_const_rtx_false,
6798 hook_bool_mode_const_rtx_true,
6799 hook_bool_const_tree_hwi_hwi_const_tree_false,
6800 hook_bool_const_tree_hwi_hwi_const_tree_true,
6801 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6802 hook_constcharptr_const_tree_null,
6803 hook_constcharptr_const_rtx_null,
6804 hook_constcharptr_const_tree_const_tree_null,
6805 hook_constcharptr_int_const_tree_null,
6806 hook_constcharptr_int_const_tree_const_tree_null): New.
6807 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6808 hook_bool_tree_hwi_hwi_tree_false,
6809 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6810 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6811 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6812 hook_constcharptr_int_tree_null,
6813 hook_constcharptr_int_tree_tree_null): Delete.
6814 (default_can_output_mi_thunk_no_vcall): Constify.
6815 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6816 hook_bool_tree_hwi_hwi_tree_false,
6817 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6818 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6819 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6820 hook_constcharptr_int_tree_null,
6821 hook_constcharptr_int_tree_tree_null): Delete.
6822 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6823 hook_bool_const_tree_hwi_hwi_const_tree_false,
6824 hook_bool_const_tree_hwi_hwi_const_tree_true,
6825 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6826 hook_constcharptr_const_tree_null,
6827 hook_constcharptr_const_rtx_null,
6828 hook_constcharptr_const_tree_const_tree_null,
6829 hook_constcharptr_int_const_tree_null,
6830 hook_constcharptr_int_const_tree_const_tree_null): New.
6831 (default_can_output_mi_thunk_no_vcall): Constify.
6832 * integrate.c (function_attribute_inlinable_p): Likewise.
6833 * integrate.h (function_attribute_inlinable_p): Likewise.
6834 * jump.c (rtx_renumbered_equal_p): Likewise.
6835 * output.h (decl_readonly_section, categorize_decl_for_section,
6836 default_use_anchors_for_symbol_p, default_binds_local_p,
6837 default_binds_local_p_1): Likewise.
6838 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6840 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6841 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6842 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6843 TARGET_COMP_TYPE_ATTRIBUTES,
6844 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6845 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6846 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6847 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6848 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6849 * target.h (can_output_mi_thunk, needs_block_p,
6850 first_cycle_multipass_dfa_lookahead_guard_spec,
6851 vector_alignment_reachable, comp_type_attributes,
6852 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6853 commutative_p, use_blocks_for_constant_p,
6854 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6855 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6856 invalid_within_doloop, valid_dllimport_attribute_p,
6857 split_complex_arg, invalid_arg_for_unprototyped_fn,
6858 invalid_conversion, invalid_unary_op, invalid_binary_op):
6860 * targhooks.c (default_invalid_within_doloop,
6861 hook_invalid_arg_for_unprototyped_fn,
6862 default_builtin_vector_alignment_reachable): Likewise.
6863 (hook_bool_rtx_commutative_p): Delete.
6864 (hook_bool_const_rtx_commutative_p): New.
6865 * targhooks.h (default_invalid_within_doloop,
6866 default_builtin_vector_alignment_reachable,
6867 hook_invalid_arg_for_unprototyped_fn): Constify.
6868 (hook_bool_rtx_commutative_p): Delete.
6869 (hook_bool_const_rtx_commutative_p): New.
6870 * varasm.c (bss_initializer_p, decl_default_tls_model,
6871 categorize_decl_for_section, decl_readonly_section,
6872 default_use_anchors_for_symbol_p, default_binds_local_p,
6873 default_binds_local_p_1): Constify.
6875 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6877 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6878 __NO_BUILTIN if -fno-builtin.
6880 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6882 * config/bfin/bfin.c (print_operand): Report error instead of
6883 ICE for wrong operand.
6885 2007-08-24 Michael Matz <matz@suse.de>
6887 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6889 2007-08-24 Richard Guenther <rguenther@suse.de>
6892 * tree-ssa.c (useless_type_conversion_p): Split into a
6893 recursive and a non-recursive part.
6894 (useless_type_conversion_p_1): New function.
6895 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6896 from maybe_fold_offset_to_reference is trivially convertible
6897 to the desired type before doing the simplification.
6899 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6901 * expr.c (store_expr): Optimize initialization of an array
6903 * expr.h (builtin_strncpy_read_str): New prototype.
6904 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6907 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6910 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6911 field when initializing if_info structure.
6913 2007-08-24 Richard Guenther <rguenther@suse.de>
6915 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6917 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6918 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6919 * tree-inline.c (inlinable_function_p): Fold in common parts of
6920 the cannot_inline_tree_fn langhook.
6921 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6922 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6923 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6924 cannot_inline_tree_fn langhook.
6925 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6926 cannot_inline_tree_fn member.
6928 2007-08-24 Richard Guenther <rguenther@suse.de>
6930 * expr.c (get_inner_reference): Do computation of bitoffset
6931 from offset in a way we can detect overflow reliably.
6933 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6935 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6937 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6939 * config/bfin/bfin.opt (mfast-fp): Add.
6940 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6941 libbffastfp override libgcc if -mfast-fp.
6942 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6943 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6944 (Blackfin Options): Document -mfast-fp.
6946 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6948 PR tree-optimization/32573
6950 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6951 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6952 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6953 (build_classic_dist_vector): Return false rather than true if
6954 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6955 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6956 returned false. Don't call save_dist_v before calling
6957 build_classic_dist_vector_1.
6958 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6959 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6960 DDR_DIR_VECTS vectors.
6962 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6964 * configure.ac (leb128): Modify sed statement to work with any
6965 binutils version string.
6966 * configure: Regenerate
6968 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6970 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6971 Wrap in RTX_CODE macro guard.
6972 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6973 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6974 arm_mark_dllimport, arm_pe_encode_section_info,
6975 arm_pe_unique_section): Use ISO-C function declarations.
6976 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6977 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6978 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6980 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6981 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6983 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6985 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6986 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6987 (register_move_cost): Use ISO-C function declarations.
6988 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6989 * config/score/score-protos.h (score_declare_object): Add
6991 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6993 * final.c (profile_function): Avoid empty if-bodies.
6996 * calls.c (must_pass_in_stack_var_size,
6997 must_pass_in_stack_var_size_or_pad): Constify.
6998 * config/alpha/alpha-protos.h (function_value): Likewise.
6999 * config/alpha/alpha.c (alpha_return_in_memory,
7000 alpha_pass_by_reference, function_value,
7001 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
7002 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7004 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
7005 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7006 TARGET_PROMOTE_PROTOTYPES): Likewise.
7007 * config/arm/arm-protos.h (arm_return_in_memory,
7008 arm_pad_arg_upward, arm_function_value): Likewise.
7009 * config/arm/arm.c (arm_pass_by_reference,
7010 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
7011 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7012 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7014 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7015 * config/avr/avr-protos.h (avr_function_value): Likewise.
7016 * config/avr/avr.c (avr_return_in_memory,
7017 gas_output_limited_string, gas_output_ascii, avr_function_value,
7018 avr_return_in_memory): Likewise.
7019 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7020 * config/bfin/bfin.c (bfin_pass_by_reference,
7021 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7022 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7024 * config/cris/cris.c (cris_pass_by_reference,
7025 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7026 * config/crx/crx.c (crx_return_in_memory): Likewise.
7027 * config/darwin.c (function_base, machopic_function_base_name):
7029 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7030 TARGET_PROMOTE_PROTOTYPES): Likewise.
7031 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7032 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7033 * config/i386/i386-protos.h (ix86_return_in_memory,
7034 ix86_sol10_return_in_memory): Likewise.
7035 * config/i386/i386.c (ix86_function_value,
7036 ix86_function_sseregparm, ix86_must_pass_in_stack,
7037 type_natural_mode, classify_argument, examine_argument,
7038 construct_container, ix86_pass_by_reference, function_value_32,
7039 function_value_64, ix86_function_value_1, return_in_memory_32,
7040 return_in_memory_64, return_in_memory_ms_64,
7041 ix86_return_in_memory, ix86_sol10_return_in_memory,
7042 TARGET_PROMOTE_PROTOTYPES): Likewise.
7043 * config/ia64/ia64-protos.h (ia64_function_value,
7044 ia64_hpux_function_arg_padding): Likewise.
7045 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7046 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7047 ia64_hpux_function_arg_padding): Likewise.
7048 * config/iq2000/iq2000-protos.h (function_arg,
7049 iq2000_function_value): Likewise.
7050 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7051 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7052 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7053 function_arg, iq2000_function_value): Likewise.
7054 * config/m32c/m32c-protos.h (m32c_function_value,
7055 m32c_promote_function_return): Likewise.
7056 * config/m32c/m32c.c (m32c_pass_by_reference,
7057 m32c_promote_prototypes, m32c_promote_function_return,
7058 m32c_function_value): Likewise.
7059 * config/m32r/m32r.c (m32r_return_in_memory,
7060 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7061 m32r_in_small_data_p): Likewise.
7062 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7064 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7065 m68hc11_function_arg_padding): Likewise.
7066 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7067 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7068 m68k_function_value): Likewise.
7069 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7070 mcore_function_value): Likewise.
7071 * config/mcore/mcore.c (handle_structs_in_regs,
7072 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7073 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7074 mcore_num_arg_regs, mcore_function_value): Likewise.
7075 * config/mips/mips-protos.h (mips_pad_arg_upward,
7076 mips_function_value): Likewise.
7077 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7078 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7079 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7080 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7081 mips_function_value): Likewise.
7082 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7084 * config/mmix/mmix.c (mmix_pass_by_reference,
7085 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7086 mmix_encode_section_info): Likewise.
7087 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7089 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7090 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7091 mn10300_function_value): Likewise.
7092 * config/mt/mt-protos.h (mt_function_value): Likewise.
7093 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7094 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7095 * config/pa/pa-protos.h (function_arg_padding, function_value,
7096 pa_return_in_memory): Likewise.
7097 * config/pa/pa.c (pa_pass_by_reference,
7098 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7099 function_arg_padding, function_value, pa_return_in_memory):
7101 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7102 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7103 function_arg_padding): Likewise.
7104 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7105 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7106 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7107 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7108 function_arg_padding, altivec_expand_dst_builtin,
7109 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7110 altivec_init_builtins, rs6000_common_init_builtins,
7111 rs6000_function_value): Likewise.
7112 * s390/s390-protos.h (s390_function_value): Likewise.
7113 * config/s390/s390.c (s390_function_arg_size,
7114 s390_pass_by_reference, s390_return_in_memory,
7115 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7116 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7117 * config/score/score-protos.h (score_function_value): Likewise.
7118 * config/score/score.c (score_arg_partial_bytes,
7119 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7120 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7121 score_pass_by_reference, score_add_offset, score_function_value):
7123 * config/sh/sh-protos.h (sh_attr_renesas_p,
7124 sh_promote_prototypes): Likewise.
7125 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7126 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7127 sh_attr_renesas_p): Likewise.
7128 * config/sparc/sparc-protos.h (function_value,
7129 function_arg_padding): Likewise.
7130 * config/sparc/sparc.c (sparc_promote_prototypes,
7131 sparc_return_in_memory, sparc_pass_by_reference,
7132 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7133 function_arg_record_value_2, function_arg_record_value_1,
7134 function_arg_record_value, function_arg_record_value,
7135 function_arg_padding, function_value): Likewise.
7136 * config/spu/spu-protos.h (spu_function_value): Likewise.
7137 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7138 spu_function_value): Likewise.
7139 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7141 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7142 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7143 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7145 * config/v850/v850.c (v850_return_in_memory,
7146 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7147 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7148 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7149 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7150 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7152 * explow.c (promote_mode, hard_function_value): Likewise.
7153 * expr.h (hard_function_value, promote_mode): Likewise.
7154 * function.c (aggregate_value_p): Likewise.
7155 * hooks.c (hook_bool_const_tree_true): New.
7156 * hooks.h (hook_bool_const_tree_true): New.
7157 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7158 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7159 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7160 TARGET_RETURN_IN_MSB): Likewise.
7161 * target.h (promote_function_args, promote_function_return,
7162 promote_prototypes, return_in_memory, return_in_msb,
7163 pass_by_reference, must_pass_in_stack, callee_copies,
7164 function_value): Likewise.
7165 * targhooks.c (default_return_in_memory,
7166 hook_pass_by_reference_must_pass_in_stack,
7167 hook_callee_copies_named,
7168 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7169 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7170 default_function_value): Likewise.
7171 * targhooks.h (default_return_in_memory,
7172 hook_pass_by_reference_must_pass_in_stack,
7173 hook_callee_copies_named,
7174 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7175 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7176 default_function_value): Likewise.
7177 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7178 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7179 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7180 * tree.c (needs_to_live_in_memory): Likewise.
7181 * tree.h (struct tree_type, needs_to_live_in_memory,
7182 aggregate_value_p, must_pass_in_stack_var_size,
7183 must_pass_in_stack_var_size_or_pad): Likewise.
7184 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7185 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7186 lookup_filename): Likewise.
7188 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7192 fake fcomi i387 instruction for !TARGET_CMOVE.
7193 (ix86_expand_branch): Expand natural sequence with one jump for
7194 all targets, not only TARGET_CMOVE.
7195 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7196 pattern to implement fake fcomi sequence. Split instruction after
7197 reload to correct compare sequences.
7198 (*cmpfp_xf_cc): Ditto.
7199 (*cmpfp_<mode>_cc): Ditto.
7200 (*cmpfp_u_cc): Ditto.
7201 (*cmpfp_<mode>_cc): Ditto.
7203 2007-08-23 Richard Guenther <rguenther@suse.de>
7205 * tree-pretty-print.c (dump_generic_node): Annotate
7206 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7208 2007-08-23 Richard Guenther <rguenther@suse.de>
7210 * builtins.c (expand_builtin_mathfn): Wrap argument in
7211 save_expr directly instead of re-building the call.
7212 (expand_builtin_mathfn_2): Likewise.
7213 (expand_builtin_mathfn_3): Likewise.
7214 (expand_builtin_interclass_mathfn): Likewise.
7215 (expand_builtin_int_roundingfn): Set arg.
7216 (expand_builtin_int_roundingfn_2): Likewise.
7218 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7220 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7221 *sse_nand<mode>3, *sse_xor<mode>3): New.
7223 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7225 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7226 * config/i386/i386.c (print_operand): Handle ';' code. Output
7227 semicolon for TARGET_MACHO.
7228 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7229 emit semicolon after 'lock' prefix.
7230 (sync_double_compare_and_swap<mode>): Ditto.
7231 (*sync_double_compare_and_swapdi_pic): Ditto.
7232 (*sync_compare_and_swap_cc<mode>): Ditto.
7233 (sync_double_compare_and_swap_cc<mode>): Ditto.
7234 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7235 (sync_old_add<mode>): Ditto.
7236 (sync_add<mode>): Ditto.
7237 (sync_sub<mode>): Ditto.
7238 (sync_ior<mode>): Ditto.
7239 (sync_and<mode>): Ditto.
7240 (sync_xor<mode>): Ditto.
7242 2007-08-22 Chao-ying Fu <fu@mips.com>
7244 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7246 (copy_rtx): Handle CONST_FIXED.
7247 (rtx_equal_p): Likewise.
7248 * rtl.h (fixed_value.h): New include.
7249 (rtx_def): Add a new field of fixed_value to u.
7250 (XCNMPFV): Define for accessing fixed_value.
7251 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7253 * rtl.def (CONST_FIXED): New constant.
7254 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7255 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7256 US_ASHIFT): New codes.
7257 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7258 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7259 unsigned_fract_convert, unsigned_sat_fract): Document them.
7260 * varasm.c (assemble_integer): Extend to support fixed-point constants
7261 by using different machine classes.
7262 (decode_addr_const): Handle FIXED_CST.
7263 (const_hash_1): Likewise.
7264 (compare_constant): Likewise.
7265 (copy_constant): Likewise.
7266 (const_rtx_hash_1): Handle CONST_FIXED.
7267 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7268 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7270 (initializer_constant_valid_p): Handle FIXED_CST.
7271 (output_constant): Support FIXED_POINT_TYPE.
7272 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7273 * cse.c (hash_rtx): Support CONST_FIXED.
7274 (exp_equiv_p): Likewise.
7275 (cannon_reg): Likewise.
7276 (fold_rtx): Likewise.
7277 (equiv_constant): Likewise.
7278 (cse_process_notes_1): Likewise.
7279 (count_reg_usage): Likewise.
7280 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7281 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7282 (wrap_constant): Check CONST_FIXED.
7283 (cselib_hash_rtx): Support CONST_FIXED.
7284 (cselib_subst_to_values): Likewise.
7285 * df-scan.c (df_uses_record): Likewise.
7286 * gcse.c (want_to_gcse_p): Likewise.
7287 (oprs_unchanged_p): Likewise.
7288 (oprs_not_set_p): Likewise.
7289 (compute_transp): Likewise.
7290 (extract_mentioned_regs_helper): Likewise.
7291 * genemit.c (gen_exp): Likewise.
7292 * local-alloc.c (equiv_init_varies_p): Likewise.
7293 (contains_replace_regs): Likewise.
7294 (memref_referenced_p): Likewise.
7295 * loop-invariant.c (check_maybe_invariant): Likewise.
7296 (hash_invariant_expr_1): Likewise.
7297 (invariant_expr_equal_p): Likewise.
7298 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7299 * regclass.c (reg_scan_mark_refs): Likewise.
7300 * regrename.c (scan_rtx): Likewise.
7301 * resource.c (mark_referenced_resources): Likewise.
7302 (mark_set_resources): Likewise.
7303 * rtlanal.c (rtx_unstable_p): Likewise.
7304 (rtx_varies_p): Likewise.
7305 (count_occurrences): Likewise.
7306 (reg_mentioned_p): Likewise.
7307 (modified_between_p): Likewise.
7308 (modified_in_p): Likewise.
7309 (volatile_insn_p): Likewise.
7310 (volatile_refs_p): Likewise.
7311 (side_effects_p): Likewise.
7312 (may_trap_p_1): Likewise.
7313 (inequality_comparisons_p): Likewise.
7314 (computed_jump_p_1): Likewise.
7315 (commutative_operand_precedence): Likewise.
7316 * sched-deps.c (sched_analyze_2): Likewise.
7317 * sched-vis.c (print_value): Likewise.
7318 * reload.c (operands_match_p): Likewise.
7319 (subst_reg_equivs): Likewise.
7320 * reload1.c (eliminate_regs_1): Likewise.
7321 (elimination_effects): Likewise.
7322 (scan_paradoxical_subregs): Likewise.
7323 * alias.c (rtx_equal_for_memref_p): Likewise.
7324 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7325 * emit-rtl.c (const_fixed_htab): New hash table.
7326 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7328 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7329 const_fixed_from_fixed_value): New functions.
7330 (verify_rtx_sharing): Handle CONST_FIXED.
7331 (copy_rtx_if_shared_1): Likewise.
7332 (reset_used_flags): Likewise.
7333 (set_used_flags): Likewise.
7334 (copy_insn_1): Likewise.
7335 (init_emit_once): Create const_fixed_htab.
7336 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7338 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7340 PR tree-optimization/32949
7341 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7342 before failing for ivs with non-constant step.
7344 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7346 * doc/md.texi (Iterators): Renamed from Macros. All contents
7347 changed to reflect rename of respectively define_code_macro and
7348 define_mode_macro to define_code_iterator and define_mode_iterator.
7349 (Mode Iterators, Code Iterators): Similar.
7350 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7351 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7352 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7353 (initialize_iterators, find_iterator, check_code_iterator)
7354 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7355 (read_mapping, read_rtx_1): Similar.
7356 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7357 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7358 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7359 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7360 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7361 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7362 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7363 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7364 config/rs6000/sync.md, config/rs6000/rs6000.md,
7365 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7366 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7367 config/vax/vax.md, config/bfin/bfin.md: Similar.
7369 2007-08-22 David Daney <ddaney@avtrex.com>
7371 * doc/install.texi (Testing): Mention testing on a simulator.
7373 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7375 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7377 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7378 and rearrange floating point conversion functions into different
7381 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7383 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7384 dfa_post_advance_cycle): New scheduler hooks.
7385 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7386 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7388 (TARGET_SCHED): Use them.
7389 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7390 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7391 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7393 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7394 function to facilitate debugging.
7395 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7396 (output_insn_has_dfa_reservation_p): New static function to output
7397 insn_has_dfa_reservation_p ().
7398 (write_automata): Use it.
7399 * genattr.c (main): Output declaration for
7400 insn_has_dfa_reservation_p ().
7402 2007-08-22 Christian Bruel <christian.bruel@st.com>
7403 Richard Guenther <rguenther@suse.de>
7405 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7406 * simplify_rtx (simplify_binary_operation_1): Likewise.
7408 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7410 PR rtl-optimization/32557
7411 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7412 of REGNO (mws->mw_reg).
7414 2007-08-22 Richard Guenther <rguenther@suse.de>
7417 * builtins.c (expand_builtin_int_roundingfn): Replace call
7418 argument wrapped with SAVE_EXPR directly.
7419 (expand_builtin_int_roundingfn_2): Likewise.
7421 2007-08-22 Richard Guenther <rguenther@suse.de>
7423 * tree-inline.c (inlinable_function_p): Restore disregarding
7424 inline limits for GNU extern inline functions.
7426 2007-08-22 Richard Guenther <rguenther@suse.de>
7429 * tree.c (host_integerp): Treat sizetype as signed as it is
7432 2007-08-21 Ian Lance Taylor <iant@google.com>
7434 PR tree-optimization/33134
7435 * tree-vrp.c (adjust_range_with_scev): Call
7436 set_value_range_to_value.
7438 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7440 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7443 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7445 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7448 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7450 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7451 cases to set eight bytes at a time.
7452 (expand_block_move): Likewise.
7454 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7457 * dwarf2out.c (gen_decl_die): Don't call
7458 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7460 2007-08-21 Paul Brook <paul@codesourcery.com>
7461 Nathan Sidwell <nathan@codesourcery.com>
7462 Mark Mitchell <mark@codesourcery.com>
7463 Joseph Myers <joseph@codesourcery.com>
7465 * configure.ac: Add --with-pkgversion and --with-bugurl.
7466 * configure: Regenerate.
7467 * doc/install.texi: Document them.
7468 * version.c (version_string): Remove VERSUFFIX.
7469 (VERSUFFIX): Remove.
7470 (pkgversion_string): New.
7471 (bug_report_url): Do not hard-code initializer.
7472 * version.h (pkgversion_string): Declare.
7473 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7475 (version.o): Define PKGVERSION and BUGURL.
7476 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7477 (%.pod): Define BUGURL.
7478 * gcc.c (process_command, main): Use pkgversion_string.
7479 * toplev.c (compile_file, print_version): Likewise.
7480 * protoize.c (main): Likewise.
7481 * gcov.c (print_version): Likewise. Update copyright date.
7482 * gcov-dump.c (print_version): Likewise. Update copyright date.
7483 * mips-tdump.c (main): Likewise. Update copyright date.
7484 * mips-tfile.c (main): Likewise. Update copyright date.
7485 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7486 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7487 shorten description.
7488 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7489 * doc/gccint.texi: Likewise.
7490 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7491 Update copyright date.
7493 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7495 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7496 (ix86_expand_strlensi_unroll_1): Ditto.
7497 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7498 (ix86_expand_carry_flag_compare): Update comment.
7500 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7503 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7504 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7506 2007-08-21 Richard Guenther <rguenther@suse.de>
7508 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7510 2007-08-21 Richard Guenther <rguenther@suse.de>
7513 * fold-const.c (fold_binary): Remove index +p PTR folding.
7514 Fix types of POINTER_PLUS_EXPR generated by folding of
7517 2007-08-20 Chao-ying Fu <fu@mips.com>
7519 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7520 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7521 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7522 (c_common_fixed_point_type_for_size): Declare.
7523 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7524 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7525 (c_token_starts_declspecs): Likewise.
7526 (c_parser_declspecs): Likewise.
7527 (c_parser_attributes): Likewise.
7528 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7529 (c_declspecs): Add saturating_p.
7530 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7531 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7532 _Sat. Handle RID_SAT.
7533 Avoid using void, bool, char, int, float, double, _Decimal32,
7534 _Decimal64, _Decimal128, and complex with _Sat.
7535 Handle RID_FRACT and RID_ACCUM.
7536 Make sure _Sat is used with _Fract or _Accum.
7537 (finish_declspecs): Handle cts_fract and cts_accum.
7538 * c-common.c (fixed-value.h): New include.
7539 (constant_expression_warning): Handle FIXED_CST.
7540 (overflow_warning): Likewise.
7541 (warnings_for_convert_and_check): Likewise.
7542 (c_common_fixed_point_type_for_size): New.
7543 (c_common_type_for_mode): Handle fixed-point modes to
7544 return various saturating/non-saturating, signed/unsigned types.
7545 (c_common_signed_or_unsigned_type): Support fixed-point types.
7546 (shorten_compare): Check fixed-point zero.
7547 Handle FIXED_POINT_TYPE.
7548 (c_common_truthvalue_conversion): Handle FIXED_CST.
7549 Handle FIXED_POINT_TYPE.
7550 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7552 (handle_mode_attribute): Handle fixed-point modes. Need to check
7553 if the signness of base type and fixed-point modes are consistent.
7554 (handle_vector_size_attribute): Handle fixed-point modes.
7555 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7556 (warn_for_div_by_zero): Check fixed-point zero.
7557 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7558 a common fixed-point type based on fbit, ibit, sign, and saturation.
7559 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7560 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7561 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7562 (convert_for_assignment): Support FIXED_POINT_TYPE.
7563 (digest_init): Handle FIXED_POINT_TYPE.
7564 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7565 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7566 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7567 GE_EXPR, LT_EXPR, GT_EXPR.
7568 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7569 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7570 * target.h (gcc_target): Add fixed_point_supported_p.
7571 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7572 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7573 (default_fixed_point_supported_p): Define.
7574 * targhooks.h (default_fixed_point_supported_p): Declare.
7575 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7576 * doc/install.texi (Configuration): Add --enable-fixed-point.
7577 * configure.ac (--enable-fixed-point): New to enable fixed-point
7578 arithmetic extension to C. For mips targets, we enable it by default.
7579 * configure, config.in: Regenerate.
7581 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7583 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7585 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7587 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7588 DWARF2_DEBUGGING_INFO.
7589 (cold_text_section_used): Same.
7590 (cold_text_section): Same.
7592 2007-08-20 Richard Guenther <rguenther@suse.de>
7594 * c-typeck.c (convert_for_assignment): Use the type of
7595 the member for the initialization.
7597 2007-08-20 Richard Guenther <rguenther@suse.de>
7599 * c-objc-common.c (c_disregard_inline_limits): Remove.
7600 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7601 * cgraphunit.c (cgraph_process_new_functions): Call
7602 disregard_inline_limits_p.
7603 (cgraph_preserve_function_body_p): Likewise.
7604 * ipa-inline.c (compute_inline_parameters): Likewise.
7605 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7607 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7608 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7609 disregard_inline_limits langhook.
7610 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7612 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7613 disregard_inline_limits langhook.
7614 * tree-inline.c (disregard_inline_limits_p): New function.
7615 * tree-inline.h (disregard_inline_limits_p): Declare.
7617 2007-08-20 Richard Guenther <rguenther@suse.de>
7619 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7620 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7621 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7622 auto_var_in_fn_p langhook.
7623 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7625 * tree.c (auto_var_in_fn_p): ... here.
7626 (find_var_from_fn): Call auto_var_in_fn_p directly.
7627 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7628 auto_var_in_fn_p langhook.
7629 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7630 (copy_body_r): Likewise.
7631 (self_inlining_addr_expr): Likewise.
7632 * tree.h (auto_var_in_fn_p): Declare.
7634 2007-08-20 Richard Guenther <rguenther@suse.de>
7636 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7637 (walk_type_fields): Take lh parameter.
7638 (walk_tree): Rename to ...
7639 (walk_tree_1): ... this. Do not call the walk_subtrees
7640 langhook but the now passed callback. Pass lh on recursion.
7641 (walk_tree_without_duplicates): Rename to ...
7642 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7643 and call walk_tree_1.
7644 * tree.h (walk_tree_lh): New typedef.
7645 (walk_tree_1): Declare.
7646 (walk_tree_without_duplicates_1): Likewise.
7647 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7648 (walk_tree_without_duplicates): New define to
7649 walk_tree_without_duplicates_1 with NULL lh parameter.
7650 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7651 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7653 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7654 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7655 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7658 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7661 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7662 code in front of the compacting of basic blocks.
7663 Move the folding of statements inbetween the cgraph checking
7664 and compacting of basic blocks.
7666 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7667 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7670 * config/alpha/alpha.c (va_list_skip_additions): Check for
7671 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7672 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7673 PLUS_EXPR when checking ap.__base.
7674 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7675 when doing addition on pointer types. Use size_int instead of
7677 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7678 ptr_type in the second operand.
7680 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7683 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7685 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7688 * cfgexpand.c (expand_one_register_var): Mark pointer
7689 DECL_ARTIFICIAL as REG_POINTER also.
7690 * stmt.c (expand_decl): Likewise.
7692 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7699 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7700 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7701 on_worklist argument and avoid adding things to worklist multiple
7703 (add_to_worklist): Ditto.
7704 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7705 single SFT is clobbered.
7706 (set_initial_properties): Ditto.
7707 (compute_call_clobbered): Update for changes to function
7709 (create_overlap_variables_for): Always create SFT for offset 0.
7710 (create_structure_vars): Handle PHI's, since we are in SSA form at
7712 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7713 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7715 (add_vars_for_offset): Figure out aliases from access + points-to.
7716 (add_virtual_operand): Use add_vars-for_offset.
7717 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7718 (add_call_clobber_ops): Remove makes_clobbering_call set.
7719 (get_expr_operands): Always pass through the INDIRECT_REF
7721 * tree-ssa-structalias.c (struct constraint_graph): Remove
7723 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7724 address_taken, pt_used, number_incoming.
7725 (FIRST_ADDR_NODE): Removed.
7726 (merge_graph_nodes): Remove broken code for the moment.
7727 (init_graph): New function.
7728 (build_pred_graph): Remove code to init_graph.
7729 Add location equivalence support.
7730 (struct scc_info): Rename roots to deleted.
7732 (init_scc_info): Ditto
7733 (init_topo_info): Use graph->size.
7734 (compute_topo_order): Ditto.
7735 (do_da_constraint): Removed.
7736 (do_sd_constraint): Remove calls to find().
7737 set_union_with_increment should always get 0 as last arg here.
7738 (do_complex_constraint): Replace do_da_constraint with assert.
7740 (struct equiv_class_label): New.
7741 (pointer_equiv_class_table): Ditto.
7742 (location_equiv_class_table): Ditto.
7743 (equiv_class_label_hash): Ditto.
7744 (equiv_class_label_eq): Ditto
7745 (equiv_class_lookup): Ditto.
7746 (equiv_class_ladd): Ditto.
7747 (pointer_equiv_class): Ditto.
7748 (location_equiv_class): Ditto.
7749 (condense_visit): Rename and rewrite from label_visit to do only
7750 SCC related stuff for HU.
7751 (label_visit): Do HU work for HU.
7752 (perform_var_substitution): Update to do HU and location
7754 (free_var_substitution_info): Update to free HU and location
7755 equivalence structures. */
7756 (find_equivalent_node): Update for pointer but not location
7758 (unite_pointer_equivalences): New function.
7759 (move_complex_constraints): Rewrite to only do moving.
7760 (rewrite_constraints): Split out of move_complex_constraints.
7761 (solve_graph): Use graph->size.
7762 (process_constraint_1): Add from_call argument, use it.
7763 Split *a = &b into two constraints.
7764 (process_constraint): Use new process_constraint_1.
7765 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7766 (get_constraint_for): Handle non-pointer integers properly.
7767 Remove code that used to handle structures.
7768 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7769 with unknown addends.
7770 (handle_rhs_call): New function.
7771 (find_func_aliases): Use handle_rhs_call.
7772 (set_uids_in_ptset): Add an assert.
7773 (set_used_smts): Fix bug in not considering unified vars.
7774 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7775 (compute_points_to_sets): Update for other function changes.
7776 (delete_points_to_sets): Ditto.
7777 (ipa_pta_execute): Ditto.
7778 (pass_ipa_pta): We need to update SSA after ipa_pta.
7780 2007-08-19 Jan Hubicka <jh@suse.cz>
7782 * i386.md: Replace "rim" and "mri" constraints by "g".
7784 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7786 * dwarf2out.c (text_section_used, cold_text_section_used,
7787 cold_text_section, dwarf2out_note_section_used): New.
7788 (dwarf2out_init): Initialize cold_text_section.
7789 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7790 dwarf2out_note_section_used.
7791 (size_of_aranges): Only count entry for text section if it was
7792 used. Count entry for cold text section if it was used.
7793 (output_aranges): Only output entries for text section and cold
7794 text section if they were used.
7796 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7798 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7800 (debug_generic_stmt): Likewise.
7801 (debug_tree_chain): Likewise.
7803 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7805 * tree-data-refs.c (split_constant_offset): Expose.
7806 * tree-data-refs.h (split_constant_offset): Add declaration.
7808 * tree-vectorizer.h (dr_alignment_support): Renamed
7809 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7810 Added a new value dr_explicit_realign.
7811 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7812 dr_offset, dr_step, and dr_aligned_to, along with new access
7813 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7814 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7815 STMT_VINFO_DR_ALIGNED_TO.
7817 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7819 In case of outer-loop vectorization with non-fixed misalignment - use
7820 the dr_explicit_realign scheme instead of the optimized realignment
7822 (new_stmt_vec_info): Initialize new fields.
7824 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7825 'nested_in_vect_loop' case. Change verbosity level.
7826 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7827 Don't fail on zero step in the outer-loop for loads.
7828 (vect_analyze_data_refs): Call split_constant_offset to calculate
7829 base, offset and init relative to the outer-loop.
7831 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7832 BSI function argument with a new function argument - at_loop.
7833 Simplify the condition that determines STEP. Takes additional argument
7834 INV_P. Support outer-loop vectorization (handle the
7835 nested_in_vect_loop case), including zero step in the outer-loop. Call
7836 vect_create_addr_base_for_vector_ref with additional argument.
7837 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7838 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7839 Fixed and simplified calculation of step.
7840 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7841 of bsi, and with additional argument. Call bump_vector_ptr with
7842 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7843 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7844 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7845 when the realignment setup needs to take place inside the loop.
7846 Support the dr_explicit_realign scheme. Allow generating the optimized
7847 realignment scheme for outer-loop vectorization. Added documentation.
7848 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7849 the 'nested_in_vect_loop' case, including loads that are invariant in
7850 the outer-loop and the realignment schemes. Handle the case when the
7851 realignment setup needs to take place inside the loop. Call
7852 vect_setup_realignment with additional arguments. Call
7853 vect_create_data_ref_ptr with additional argument and with loop instead
7854 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7855 (vect_gen_niters_for_prolog_loop): Call
7856 vect_create_addr_base_for_vector_ref with additional arguments.
7857 (vect_create_cond_for_align_checks): Likewise.
7858 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7859 scheme: takes additional argument bump; argument ptr_incr is now
7860 optional; updated documentation.
7861 (vect_init_vector): Takes additional argument (bsi). Use it, if
7862 available, to insert the vector initialization.
7863 (get_initial_def_for_induction): Pass additional argument in call to
7865 (vect_get_vec_def_for_operand): Likewise.
7866 (vect_setup_realignment): Likewise.
7867 (vectorizable_load): Likewise.
7869 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7871 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7872 as argument instead of struct loop.
7873 (nested_in_vect_loop_p): New function.
7874 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7876 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7877 from other phis in the loop.
7878 (destroy_loop_vec_info): Add additional argument to declaration.
7880 * tree-vectorizer.c (supportable_widening_operation): Also check if
7881 nested_in_vect_loop_p (don't allow changing the order in this case).
7882 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7883 of struct loop. Call nested_in_vect_loop_p and don't require
7884 flag_unsafe_math_optimizations if it returns true.
7885 (new_stmt_vec_info): When setting def_type for phis differentiate
7886 loop-header phis from other phis.
7887 (bb_in_loop_p): New function.
7888 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7889 just update their loop_vinfo. Order of BB traversal now matters -
7890 call dfs_enumerate_from with bb_in_loop_p.
7891 (destroy_loop_vec_info): Takes additional argument to control whether
7892 stmt_vinfo of the loop stmts should be destroyed as well.
7893 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7894 reduction stmt to be defines by a non loop-header phi.
7895 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7897 * tree-vect-transform.c (vectorizable_reduction): Call
7898 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7899 (vectorizable_call): Likewise.
7900 (vectorizable_conversion): Likewise.
7901 (vectorizable_operation): Likewise.
7902 (vectorizable_type_promotion): Likewise.
7903 (vectorizable_type_demotion): Likewise.
7904 (vectorizable_store): Likewise.
7905 (vectorizable_live_operation): Likewise.
7906 (vectorizable_reduction): Likewise. Also pass loop_info to
7907 vect_is_simple_reduction instead of loop.
7908 (vect_init_vector): Call nested_in_vect_loop_p.
7909 (get_initial_def_for_reduction): Likewise.
7910 (vect_create_epilog_for_reduction): Likewise.
7911 (vect_init_vector): Check which loop to work with, in case there's an
7913 (get_initial_def_for_inducion): Extend to handle outer-loop
7914 vectorization. Fix indentation.
7915 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7916 In the case vect_induction_def get the vector def from the induction
7917 phi node, instead of calling get_initial_def_for_inducion.
7918 (get_initial_def_for_reduction): Extend to handle outer-loop
7920 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7922 (vect_transform_loop): Change assert to just skip this case. Add a
7924 (vect_finish_stmt_generation): Add a couple asserts.
7926 (vect_estimate_min_profitable_iters): Multiply
7927 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7929 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7930 this is an inner-loop reduction in outer-loop vectorization.
7932 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7933 Same code as what used to be vect_analyze_scalar_cycles, only with
7934 additional argument loop, and loop_info passed to
7935 vect_is_simple_reduction instead of loop.
7936 (vect_analyze_scalar_cycles): Code factored out into
7937 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7938 Updated documentation.
7939 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7940 outer-loop vectorization that are live or not used in the outerloop,
7941 cause this requires special handling.
7942 (vect_enhance_data_refs_alignment): Don't consider versioning for
7944 (vect_analyze_data_refs): Check that there are no datarefs in the
7946 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7947 and vect_used_in_outer_by_reduction cases.
7948 (process_use): Also consider the case of outer-loop stmt defining an
7949 inner-loop stmt and vice versa.
7950 (vect_analyze_loop_1): New function.
7951 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7952 loops. Call vect_analyze_loop_1.
7953 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7954 been vectorized. Call destroy_loop_vec_info with additional argument.
7956 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7957 in the inner-loop when doing outer-loop vectorization. Add
7958 documentation and printout.
7959 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7960 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7962 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7964 * tree-affine.h (print_aff): New prototype.
7965 (debug_aff): Likewise.
7966 * tree-affine.c (print_aff): New function.
7967 (debug_aff): Likewise.
7969 2007-08-18 Paul Brook <paul@codesourcery.com>
7970 Joseph Myers <joseph@codesourcery.com>
7972 * common.opt (-fdebug-prefix-map=): New option.
7973 * opts.c: Include debug.h.
7974 (common_handle_option): Handle -fdebug-prefix-map.
7975 * final.c: Include ggc.h.
7976 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7977 remap_debug_filename): New.
7978 * Makefile.in (final.o, opts.o): Update dependencies.
7979 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7980 * configure.ac: Check for assembler --debug-prefix-map support.
7981 * configure, config.in: Regenerate.
7982 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7983 (ASM_DEBUG_SPEC): Include ASM_MAP.
7984 * doc/install.texi (--with-debug-prefix-map): Document.
7985 * doc/invoke.texi (-fdebug-prefix-map): Document.
7986 * dbxout.c (dbxout_init, dbxout_start_source_file,
7987 dbxout_source_file): Call remap_debug_filename.
7988 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7989 dwarf2out_start_source_file, dwarf2out_finish): Call
7990 remap_debug_filename.
7991 (file_table_relative_p): Do not check d->emitted_number.
7992 * toplev.c (output_file_directive): Call remap_debug_filename.
7993 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7994 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7996 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7998 * loop-invariant.c (find_invariants_to_move): Add missing macro
8001 2007-08-17 Tom Tromey <tromey@redhat.com>
8003 * tree.h (struct tree_label_decl): Removed old "java" fields.
8005 2007-08-17 Richard Sandiford <richard@codesourcery.com>
8006 Nigel Stephens <nigel@mips.com>
8008 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
8009 Treat -mno-data-in-code and -mcode-xonly as aliases for
8010 -mcode-readable=no and -mcode-readable=pcrel respectively.
8011 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
8012 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8013 (MULTILIB_DIRNAMES): Update accordingly.
8015 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8017 * Makefile.in (version.o): Depend on $(REVISION) only if
8018 REVISION_s is defined.
8020 2007-08-17 Sa Liu <saliu@de.ibm.com>
8021 Ulrich Weigand <uweigand@de.ibm.com>
8024 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8025 use build_qualified_type to retain qualifiers of the base type.
8027 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8029 * config/score/score.md : Update pattern tablejump.
8030 * config/score/score.c : Update score_initialize_trampoline
8032 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8033 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8034 * doc/contrib.texi: Add my entry.
8036 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8038 * Makefile.in (REVISION): New.
8041 (version.o): Also depend on $(REVISION). Add
8042 -DREVISION=$(REVISION_s).
8044 * version.c (version_string): Add REVISION.
8046 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8048 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8049 of GOTO that's relocated to a different block.
8051 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8053 * c-common.c (const_strip_array_types): New.
8054 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8055 (const_strip_array_types): New.
8056 * c-objc-common.c (c_disregard_inline_limits,
8057 c_warn_unused_global_decl): Constify.
8058 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8059 c_vla_type_p, c_incomplete_type_error): Likewise.
8060 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8061 * hooks.c (hook_bool_const_tree_false): New.
8062 * hooks.h (hook_bool_const_tree_false): Likewise.
8063 * langhooks-def.h (lhd_warn_unused_global_decl,
8064 lhd_incomplete_type_error, lhd_expr_size,
8065 lhd_tree_inlining_disregard_inline_limits,
8066 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8067 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8068 * langhooks.c (lhd_warn_unused_global_decl,
8069 lhd_incomplete_type_error,
8070 lhd_tree_inlining_disregard_inline_limits,
8071 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8072 lhd_expr_size): Likewise.
8073 * langhooks.h (lang_hooks_for_tree_inlining,
8074 lang_hooks_for_tree_dump, lang_hooks_for_types,
8075 lang_hooks_for_decls, lang_hooks): Likewise.
8076 * pointer-set.c (pointer_set_t, pointer_set_create,
8077 pointer_set_contains, insert_aux, pointer_set_insert,
8078 pointer_set_traverse, pointer_map_t, pointer_map_create,
8079 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8081 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8082 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8083 pointer_map_traverse): Likewise.
8084 * predict.c (assert_is_empty): Likewise.
8085 * tree-affine.c (free_name_expansion): Likewise.
8086 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8087 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8088 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8090 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8092 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8094 (destroy_loop_vec_info): Add call to VEC_free.
8095 * tree-vectorizer.h (may_alias_ddrs): Define.
8096 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8097 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8098 Change reporting to dump.
8099 (vect_is_duplicate_ddr): New.
8100 (vect_mark_for_runtime_alias_test): New.
8101 (vect_analyze_data_ref_dependences) Add call to
8102 vect_mark_for_runtime_alias_test.
8103 (vect_enhance_data_refs_alignment): Define local variable
8104 vect_versioning_for_alias_required, don't perform
8105 peeling for alignment if versioning for alias is
8107 (vect_enhance_data_refs_alignment): Use
8108 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8109 PARAM_VECT_MAX_VERSION_CHECKS.
8110 * tree-vect-transform.c
8111 (vect_create_cond_for_alias_checks): New.
8112 (vect_transform_loop): Add call to
8113 vect_create_cond_for_alias_checks.
8114 (vect_vfa_segment_size): New.
8115 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8117 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8118 * gcc/doc/invoke.texi
8119 (vect-max-version-for-alignment-checks): Document.
8120 (vect-max-version-for-alias-checks): Document.
8121 (vect-max-version-checks): Remove.
8123 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8125 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8126 the same line as the instruction for all asm dialects.
8127 (*rep_movsi): Ditto.
8128 (*rep_movsi_rex64): Ditto.
8129 (*rep_movqi): Ditto.
8130 (*rep_movqi_rex64): Ditto.
8131 (*rep_stosdi_rex64): Ditto.
8132 (*rep_stossi): Ditto.
8133 (*rep_stossi_rex64): Ditto.
8134 (*rep_stosqi): Ditto.
8135 (*rep_stosqi_rex64): Ditto.
8136 (*cmpstrnqi_nz_1): Ditto.
8137 (*cmpstrnqi_nz_rex_1): Ditto.
8138 (*cmpstrnqi_1): Ditto.
8139 (*cmpstrnqi_rex_1): Ditto.
8140 (*strlenqi_1): Ditto.
8141 (*strlenqi_rex_1): Ditto.
8142 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8143 prefix on the same line as the instruction for all asm dialects.
8144 (sync_double_compare_and_swap<mode>): Ditto.
8145 (*sync_double_compare_and_swapdi_pic): Ditto.
8146 (*sync_compare_and_swap_cc<mode>): Ditto.
8147 (sync_double_compare_and_swap_cc<mode>): Ditto.
8148 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8149 (sync_old_add<mode>): Ditto.
8150 (sync_add<mode>): Ditto.
8151 (sync_sub<mode>): Ditto.
8152 (sync_ior<mode>): Ditto.
8153 (sync_and<mode>): Ditto.
8154 (sync_xor<mode>): Ditto.
8156 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8159 * reload.c (find_reloads): Check that the memory returned by
8160 find_reloads_toplev was not the result of forcing a constant
8162 (find_reloads_toplev): Always use simplify_gen_subreg to get
8163 the subreg of a constant. If the result is also a constant,
8164 but not a legitimate one, force it into the constant pool
8165 and reload its address.
8167 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8169 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8172 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8174 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8175 directive for the current vector ABI.
8177 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8180 * caller-save.c (reg_save_code): Set invalide status on restore code.
8182 2007-08-15 Diego Novillo <dnovillo@google.com>
8184 * tree-ssa-alias.c (compute_memory_partitions): Use
8185 alias_bitmap_obstack to allocate bitmaps.
8186 (reset_alias_info): Factor out of init_alias_info.
8187 Mark all name tags not associated to an SSA name for renaming.
8188 (init_alias_info): Call it.
8189 (create_name_tags): Tidy. Add comments.
8190 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8192 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8194 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8195 scheduler dependencies.
8197 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8199 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8201 (*iorsi_1_zext): Likewise.
8202 (*iorsi_1_zext_imm): Likewise.
8203 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8204 with "rm"/"xm" constraint.
8205 (sse2_vmsqrtv2df2): Likewise.
8207 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8210 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8213 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8215 * tree-pass.h (PROP_pta): Removed.
8216 (TODO_rebuild_alias): New.
8217 (pass_may_alias): Removed.
8218 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8219 aliasing if we changed something.
8220 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8222 (pass_may_alias): Removed.
8223 (create_structure_vars): Return TODO_rebuild_alias.
8224 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8225 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8227 (tree_sra_early): We never affect aliasing right now.
8228 * tree-flow.h (compute_may_aliases): New prototype.
8229 * passes.c: Remove pass_may_alias from the passes.
8230 (execute_function_todo): Support TODO_rebuild_alias.
8232 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8234 * i386.c: (legitimize_address): Move dllimported variable check
8235 infront of legitimizing pic address of CONST symbols.
8237 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8239 PR tree-optimization/32941
8240 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8241 (goto_queue_cmp): Remove.
8242 (find_goto_replacement): Change search method.
8243 (maybe_record_in_goto_queue): Add assert.
8244 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8245 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8247 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8249 * alias.c (component_uses_parent_alias_set): Constify.
8250 * alias.h (component_uses_parent_alias_set): Likewise.
8251 * cfgrtl.c (print_rtl_with_bb): Likewise.
8252 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8253 mpz_get_double_int): Likewise.
8254 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8255 mpz_get_double_int): Likewise.
8256 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8257 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8259 * expr.h (safe_from_p): Likewise.
8260 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8262 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8263 zero_sized_type, goa_lhs_expr_p): Likewise.
8264 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8265 * rtl.h (print_rtl_with_bb): Likewise.
8266 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8267 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8268 * tree-flow-inline.h (bb_stmt_list): Constify.
8269 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8271 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8272 const_first_stmt, const_last_stmt): New.
8273 (block_may_fallthru, empty_block_p): Constify.
8274 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8275 EXPR_ONLY_BODY): New.
8276 (expr_first, expr_last, expr_only): Use macro for body.
8277 (const_expr_first, const_expr_last, const_expr_only): New.
8278 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8279 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8280 ctsi_prev, ctsi_stmt): New.
8281 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8282 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8283 * tree-ssa-loop-niter.c (loop_only_exit_p,
8284 derive_constant_upper_bound): Likewise.
8285 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8286 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8287 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8288 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8289 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8290 * tree.c (get_type_static_bounds): Likewise.
8291 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8292 (get_type_static_bounds): Constify.
8294 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8297 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8298 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8299 (*<addsub><mode>3_cc_overflow): New.
8300 (*add<mode>3_cconly_overflow): New.
8301 (*sub<mode>3_cconly_overflow): New.
8302 (*<addsub>si3_zext_cc_overflow): New.
8303 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8304 CCCmode for LTU, GTU, LEU and GEU.
8305 (ix86_comparison_operator): Likewise.
8306 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8307 * config/i386/i386.c (put_condition_code): Support CCCmode.
8308 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8309 or MINUS expressions.
8311 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8314 * c-typeck.c (build_binary_op): Disallow vector float types with
8315 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8317 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8319 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8320 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8321 (dep_def): New typedef.
8322 (init_dep_1, sd_debug_dep): Declare functions.
8323 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8324 (debug_dep_links): Remove.
8325 (struct _deps_list): New field 'n_links'.
8326 (DEPS_LIST_N_LINKS): New macro.
8327 (FOR_EACH_DEP_LINK): Remove.
8328 (create_deps_list, free_deps_list, delete_deps_list): Remove
8330 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8331 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8332 (copy_deps_list_change_con, move_dep_link): Ditto.
8333 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8334 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8336 (INSN_BACK_DEPS): Remove.
8337 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8339 (INSN_DEP_COUNT): Remove.
8340 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8341 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8342 Declare global variables.
8343 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8344 (add_forw_dep, compute_forward_dependences): Remove declarations.
8345 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8346 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8347 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8349 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8351 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8352 (sd_list_types_def): New typedef.
8353 (sd_next_list): Declare function.
8354 (struct _sd_iterator): New type.
8355 (sd_iterator_def): New typedef.
8356 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8358 (FOR_EACH_DEP): New cycle wrapper.
8359 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8361 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8362 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8365 * sched-deps.c (init_dep_1): Make global.
8366 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8368 (dump_dep): New static function.
8369 (dump_dep_flags): New static variable.
8370 (sd_debug_dep): New function.
8371 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8373 (move_dep_link): Use remove_from_deps_list (), instead of
8375 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8376 (dep_link_is_detached_p): New static function.
8377 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8379 (dn_pool, dl_pool): New alloc_pools.
8380 (dn_pool_diff, dl_pool_diff): New static variables.
8381 (create_dep_node, delete_dep_node): New static function.
8382 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8383 (deps_list_empty_p): Make it static. Use 'n_links' field.
8384 (deps_pools_are_empty_p): New static function.
8385 (alloc_deps_list, delete_deps_list): Remove.
8386 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8387 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8388 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8389 (forward_dependency_cache): Remove.
8390 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8391 'back' from the names. Change signature to use dep_t instead of
8393 (add_back_dep): Ditto. Make global.
8394 (check_dep_status): Rename to check_dep ().
8395 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8397 (sd_finish_insn): Ditto.
8398 (sd_find_dep_between_no_cache): New static function.
8399 (sd_find_dep_between): New function.
8400 (ask_dependency_caches, set_dependency_caches): New static functions.
8401 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8402 (add_or_update_dep_1): Separate pieces of functionality into
8403 ask_dependency_caches (), update_dependency_caches (),
8404 change_spec_dep_to_hard (), update_dep ().
8405 (get_back_and_forw_lists): New static function.
8406 (sd_add_dep): Separate setting of dependency caches into
8407 set_dependency_caches ().
8408 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8410 (sd_delete_dep): Ditto.
8411 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8412 (dump_lists): New static function.
8413 (sd_debug_lists): New debug function.
8414 (delete_all_dependences, fixup_sched_groups): Update to use
8415 sd_* infrastructure.
8416 (sched_analyze_2): Create data-speculative dependency only if
8417 data-speculation is enabled.
8418 (sched_analyze_insn): If insn cannot be speculative, make all its
8419 dependencies non-speculative.
8420 (sched_analyze): Use sd_init_insn ().
8421 (add_forw_dep, compute_forward_dependencies): Remove.
8422 (delete_dep_nodes_in_back_deps): New static function.
8423 (sched_free_deps): New function.
8424 (init_dependency_caches): Init alloc_pools.
8425 (extend_depedency_caches): Update after removing of
8426 forward_dependency_cache.
8427 (free_dependency_caches): Ditto. Free alloc_pools.
8428 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8429 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8431 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8432 (add_dependence): Use init_dep ().
8433 (get_dep_weak_1): New static function.
8434 (get_dep_weak): Move logic to get_dep_weak_1 ().
8435 (dump_ds): New static function moved from haifa-sched.c:
8436 debug_spec_status ().
8437 (debug_ds): New debug function.
8438 (check_dep_status): Rename to check_dep (). Update to check whole
8441 * haifa-sched.c (spec_info): Make global.
8442 (added_recovery_block_p): Rename to
8443 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8444 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8445 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8446 to use new interfaces.
8447 (ok_for_early_queue_removal): Ditto.
8448 (schedule_block): Initialize logical uids of insns emitted by the
8450 (sched_init): Initialize new variable.
8451 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8453 (extend_global): Initialize insn data.
8454 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8455 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8457 (add_to_speculative_block): Update to use new interfaces.
8458 (create_recovery_block): Set new variables.
8459 (create_check_block_twin, fix_recovery_deps): Update to use new
8461 (sched_insn_is_legitimate_for_speculation_p): New function.
8462 (speculate_insn): Move checking logic to
8463 sched_insn_is_legitimate_for_speculation_p ().
8464 (sched_remove_insn): Finalize sched-deps information of instruction.
8465 (clear_priorities, add_jump_dependencies): Update to use new
8467 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8469 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8470 to use new interfaces.
8471 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8472 (new_ready): Try to use control speculation only if it is available.
8473 (add_branch_dependences): Update to use new interfaces.
8474 (compute_block_backward_dependences): Rename to
8475 compute_block_dependences (). Call
8476 targetm.sched.dependencies_evaluation_hook ().
8477 (free_block_dependencies): New static function.
8478 (debug_dependencies): Update to use new interfaces.
8479 (schedule_region): Remove separate computation of forward dependencies.
8480 Move call of targetm.sched.dependencies_evaluation_hook () to
8481 compute_block_dependences (). Free dependencies at the end of
8482 scheduling the region.
8484 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8486 (add_deps_for_risky_insns): Ditto.
8487 (schedule_ebb): Remove separate computation of forward dependencies.
8488 Free dependencies at the end of scheduling the ebb.
8490 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8491 (build_intra_loop_deps): Ditto. Remove separate computation of
8492 forward dependencies. Free sched-deps dependencies.
8494 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8495 to use new interfaces.
8496 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8498 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8500 (is_costly_group): Ditto.
8502 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8504 * alias.c (rtx_equal_for_memref_p): Constify.
8505 * basic-block.h (const_edge, const_basic_block): New.
8506 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8507 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8508 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8509 probably_never_executed_bb_p, edge_probability_reliable_p,
8510 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8511 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8513 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8514 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8516 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8517 flow_nodes_print, dfs_enumerate_from): Likewise.
8518 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8519 control_flow_insn_p, count_basic_blocks): Likewise.
8520 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8521 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8522 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8523 average_num_loop_insns, loop_exit_edge_p,
8524 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8525 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8526 average_num_loop_insns, seq_cost): Likewise.
8527 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8528 * dominance.c (dominated_by_p): Likewise.
8529 * emit-rtl.c (validate_subreg): Likewise.
8530 * except.c (can_throw_internal, can_throw_external): Likewise.
8531 * except.h (can_throw_internal, can_throw_external): Likewise.
8532 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8533 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8534 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8535 simple_mem, store_ops_ok, load_kills_store, find_loads,
8536 store_killed_in_insn, store_killed_after, store_killed_before,
8537 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8539 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8540 noce_mem_write_may_trap_or_fault_p): Likewise.
8541 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8543 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8545 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8546 probably_cold_bb_p, probably_never_executed_bb_p,
8547 edge_probability_reliable_p, br_prob_note_reliable_p,
8548 can_predict_insn_p): Likewise.
8549 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8550 * resource.c (return_insn_p): Likewise.
8551 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8553 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8554 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8555 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8556 verify_gimple_modify_stmt): Likewise.
8557 * tree-chrec.c (is_not_constant_evolution,
8558 is_multivariate_chrec_rec, is_multivariate_chrec,
8559 chrec_contains_symbols, chrec_contains_undetermined,
8560 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8561 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8562 eq_evolutions_p, scev_direction): Likewise.
8563 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8564 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8565 chrec_contains_symbols_defined_in_loop,
8566 chrec_contains_undetermined, tree_contains_chrecs,
8567 evolution_function_is_affine_multivariate_p,
8568 evolution_function_is_univariate_p, chrec_zerop,
8569 evolution_function_is_constant_p, evolution_function_is_affine_p,
8570 evolution_function_is_affine_or_constant_p,
8571 tree_does_not_contain_chrecs, chrec_type): Likewise.
8572 * tree-data-ref.c (tree_fold_divides_p,
8573 object_address_invariant_in_loop_p, dr_may_alias_p,
8574 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8575 same_access_functions, constant_access_functions,
8576 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8578 * tree-flow.h (scev_direction): Likewise.
8579 * tree-gimple.c (is_gimple_stmt): Likewise.
8580 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8582 * tree-pretty-print.c (op_prio): Likewise.
8583 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8584 analyzable_condition, backedge_phi_arg_p): Likewise.
8585 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8586 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8587 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8590 2007-08-13 Dan Hipschman <dsh@google.com>
8593 * c-format.c (check_format_arg): Move check for zero-length
8594 format strings below the check for unterminated strings.
8596 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8599 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8602 2007-08-13 Nick Clifton <nickc@redhat.com>
8604 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8606 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8609 * c-format.c (gcc_gfc_length_specs): New array.
8610 (gcc_gfc_char_table): Add unsigned specifier, and references to
8611 the l length modifier.
8612 (format_types_orig): Use the new gcc_gfc_length_specs.
8614 2007-08-12 Sa Liu <saliu@de.ibm.com>
8616 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8617 and with REG_RETVAL note after split.
8619 2007-08-11 David Daney <ddaney@avtrex.com>
8621 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8622 as ATTRIBUTE_UNUSED.
8624 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8625 Segher Boessenkool <segher@kernel.crashing.org>
8627 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8628 HAVE_LOCAL_CPU_DETECT not defined.
8630 2007-08-11 Jan Hubicka <jh@suse.cz>
8632 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8633 (cgraph_process_new_functions): Honor previous value of
8634 disregard_inline_limits.
8635 * ipa-inline.c (compute_inline_parameters): Likewise.
8637 2007-08-11 Ian Lance Taylor <iant@google.com>
8639 * alias.h (alias_set_type): Define new type.
8640 (ALIAS_SET_MEMORY_BARRIER): Use it.
8641 * rtl.h: Include alias.h.
8642 (struct mem_attrs): Use alias_set_type.
8643 * tree.h: Include alias.h
8644 (struct tree_type): Use alias_set_type.
8645 (struct tree_struct_field_tag): Likewise.
8646 (struct tree_decl_common): Likewise.
8647 * alias.c (struct alias_set_entry): Use alias_set_type.
8648 (get_alias_set_entry, alias_set_subset_of): Likewise.
8649 (alias_sets_conflict_p): Likewise.
8650 (alias_sets_must_conflict_p): Likewise.
8651 (objects_must_conflict_p): Likewise.
8652 (get_alias_set, new_alias_set): Likewise.
8653 (record_alias_subset, record_component_aliases): Likewise.
8654 (varargs_set, frame_set): Change to alias_set_type.
8655 (get_varargs_alias_set): Use alias_set_type.
8656 (get_frame_alias_set): Likewise.
8657 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8658 * dse.c (struct store_info): Use alias_set_type.
8659 (struct read_info, struct clear_alias_mode_holder): Likewise.
8660 (clear_alias_set_lookup, canon_address): Likewise.
8661 (record_store, check_mem_read_rtx): Likewise.
8662 (dse_record_singleton_alias_set): Likewise.
8663 (dse_invalidate_singleton_alias_set): Likewise.
8664 * emit-rtl.c (get_mem_attrs): Likewise.
8665 (set_mem_attributes_minus_bitpos): Likewise.
8666 (set_mem_alias_set): Likewise.
8667 * expr.c (store_constructor_field, store_field): Likewise.
8668 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8669 * langhooks.c (lhd_get_alias_set): Likewise.
8670 * langhooks-def.h (lhd_get_alias_set): Likewise.
8671 * reload1.c (alter_reg): Likewise.
8672 * tree-flow.h (struct fieldoff): Likewise.
8673 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8674 (may_alias_p, get_smt_for, create_sft): Likewise.
8675 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8676 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8677 (merge_smts_into): Likewise.
8678 * varasm.c (const_alias_set): Likewise.
8679 * c-common.c (strict_aliasing_warning): Likewise.
8680 (c_common_get_alias_set): Likewise.
8681 * dse.h (dse_record_singleton_alias_set): Update declaration.
8682 (dse_invalidate_singleton_alias_set): Likewise.
8683 * emit-rtl.h (set_mem_alias_set): Likewise.
8684 * c-common.h (c_common_get_alias_set): Likewise.
8685 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8686 * print-tree.c (print_node): Likewise.
8687 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8689 (alpha_setup_incoming_varargs): Use alias_set_type.
8690 * config/i386/i386.c (setup_incoming_varargs_64): Use
8692 (setup_incoming_varargs_ms_64): Likewise.
8693 (ix86_GOT_alias_set): Likewise.
8694 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8695 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8696 (set): Change to alias_set_type.
8697 (get_TOC_alias_set): Use alias_set_type.
8698 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8700 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8701 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8703 (struct_value_alias_set): Likewise.
8704 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8706 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8708 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8709 * config/vxworks.h (TARGET_VXWORKS): Override.
8710 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8711 "mips" if TARGET_VXWORKS.
8713 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8715 * calls.c (avoid_likely_spilled_reg): New function.
8716 (expand_call): Use it.
8718 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8720 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8722 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8724 * config/mips/predicates.md (const_call_insn_operand): Invoke
8725 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8727 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8730 * config/rs6000/driver-rs6000.c: Include link.h.
8731 Use ElfW instead of wordsize-specif typedef.
8733 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8735 * system.h (CONST_CAST): New.
8736 * c-decl.c (c_make_fname_decl): Use it.
8737 * c-lex.c (cb_ident, lex_string): Likewise.
8738 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8739 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8740 give_switch, set_multilib_dir): Likewise.
8741 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8742 * passes.c (execute_one_pass): Likewise.
8743 * prefix.c (update_path): Likewise.
8744 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8745 * tree.c (build_string): Likewise.
8747 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8749 * tree-flow-inline.h (is_exec_stmt): Remove.
8750 (is_label_stmt): Remove.
8751 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8754 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8756 * lower-subreg.c (resolve_shift_zext): Don't adjust
8757 src_reg_num for wordmode operands.
8759 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8760 David Ung <davidu@mips.com>
8762 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8763 (TARGET_SCHED_REORDER2): Define.
8764 (mips_maybe_swap_ready): New.
8765 (mips_last_74k_agen_insn): New.
8766 (mips_74k_agen_init): New.
8767 (mips_74k_agen_reorder): New function to group loads and stores
8769 (mips_sched_init): New.
8770 (mips_sched_reorder): Don't do initialization here. Call
8771 mips_74k_agen_reorder.
8772 (mips_variable_issue): Call mips_74k_agen_init.
8774 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8776 * tree-flow-inline.h (get_filename): Remove.
8778 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8780 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8782 (mips_fetch_insns): Delete in favor of...
8783 (mips_load_store_insns): ...this new function.
8784 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8785 to say whether multiword moves _might_ be split.
8786 (mips_fetch_insns): Delete in favor of...
8787 (mips_load_store_insns): ...this new function.
8788 (mips_rtx_costs): Update the call to mips_address_insns.
8789 (mips_address_cost): Likewise.
8790 * config/mips/mips.md (length): Use mips_load_store_insns instead
8791 of mips_fetch_insns.
8792 * config/mips/constraints.md (R): Use mips_address_insns rather
8793 than mips_fetch_insns. Assume that the move never needs to be split.
8795 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8797 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8798 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8799 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8800 * config/mips/mips.h (mips16_hard_float): Delete.
8801 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8802 definitions, and replace with....
8803 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8804 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8805 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8806 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8807 (override_options): Replace MASK_SOFT_FLOAT references with
8808 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8809 and mips16_hard_float when TARGET_MIPS16.
8811 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8814 * c-typeck.c (build_binary_op): Check for non pointer types before
8815 calling int_fits_type_p.
8817 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8820 * fold-const.c (omit_one_operand): Return only the ommitted expression
8821 if the result is an empty statement.
8822 (pedantic_omit_one_operand): Likewise.
8824 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8826 * c-typeck.c (readonly_error): Improve error for assignment.
8828 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8830 (pp_c_expression): Ditto.
8832 2007-08-09 Simon Baldwin <simonb@google.com>
8834 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8835 break that was preventing simplify_associative_operation() for xor.
8837 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8838 Nigel Stephens <nigel@mips.com>
8840 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8841 Document change in interpretation of value from boolean to
8843 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8844 ffs and ctz using clz.
8845 (expand_unop): Call them.
8846 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8848 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8849 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8850 enable the new ffs expansion on this target.
8852 2007-08-09 Jan Hubicka <jh@suse.cz>
8854 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8855 (expand_ternary_op): Likewise.
8856 (expand_vec_shift_expr): Likewise.
8857 (expand_binop_directly): Likewise.
8858 (expand_binop): Likewise.
8859 (sign_expand_binop): Likewise.
8860 (expand_twoval_unop): Likewise.
8861 (expand_twoval_binop): Likewise.
8862 (expand_twoval_binop_libfunc): Likewise.
8863 (widen_clz): Likewise.
8864 (widen_bswap): Likewise.
8865 (expand_parity): Likewise.
8866 (expand_unop): Likewise.
8867 (expand_abs_nojump): Likewise.
8868 (expand_copysign): Likewise.
8869 (emit_no_conflict_block): Likewise.
8870 (emit_libcall_block): Likewise.
8871 (can_compare_p): Likewise.
8872 (prepare_cmp_insn): Likewise.
8873 (emit_cmp_and_jump_insn_1): Likewise.
8874 (prepare_float_lib_cmp): Likewise.
8875 (emit_conditional_add): Likewise.
8876 (gen_add2_insn): Likewise.
8877 (have_add2_insn): Likewise.
8878 (gen_sub2_insn): Likewise.
8879 (have_sub2_insn): Likewise.
8880 (can_extend_p): Likewise.
8881 (can_fix_p): Likewise.
8882 (can_float_p): Likewise.
8883 (expand_float): Likewise.
8884 (expand_fix): Likewise.
8885 (expand_sfix_optab): Likewise.
8886 (new_optab): Likewise.
8887 (new_convert_optab): Likewise.
8888 (init_libfuncs): Likewise.
8889 (init_interclass_conv_libfuncs): Likewise.
8890 (init_intraclass_conv_libfuncs): Likewise.
8891 (set_conv_libfunc): Likewise.
8892 (init_optabs): Likewise.
8893 (debug_optab_libfuncs): Likewise.
8894 (gen_cond_trap): Likewise.
8895 * optabs.h (optab_handler, convert_optab_hanlder): New.
8896 * genopinit.c: Update optabs generation table.
8897 * reload.c (find_reloads_address_1): Use optabs accestors.
8898 * builtins.c (expand_builtin_mathfn): Likewise.
8899 (expand_builtin_mathfn_2): Likewise.
8900 (expand_builtin_mathfn_3): Likewise.
8901 (expand_builtin_interclass_mathfn): Likewise.
8902 (expand_builtin_sincos): Likewise.
8903 (expand_builtin_cexpi): Likewise.
8904 (expand_builtin_powi): Likewise.
8905 (expand_builtin_strlen): Likewise.
8906 * dojump.c (do_jump): Likewise.
8907 * expr.c (convert_move): Likewise.
8908 (move_by_pieces): Likewise.
8909 (move_by_pieces_ninsns): Likewise.
8910 (can_store_by_pieces): Likewise.
8911 (store_by_pieces_1): Likewise.
8912 (emit_move_via_integer): Likewise.
8913 (emit_move_complex): Likewise.
8914 (emit_move_ccmode): Likewise.
8915 (emit_move_insn_1): Likewise.
8916 (emit_single_push_insn): Likewise.
8917 (store_constructor): Likewise.
8918 (expand_expr_real_1): Likewise.
8919 (do_store_flag): Likewise.
8920 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8921 (enumerate_modes): Likewise.
8922 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8923 (supportable_widening_operation): Likewise.
8924 (supportable_narrowing_operation): Likewise.
8925 * expmed.c (store_bit_field_1): Likewise.
8926 (extract_bit_field_1): Likewise.
8927 (expand_mult_highpart_optab): Likewise.
8928 (expand_smod_pow2): Likewise.
8929 (expand_divmod): Likewise.
8930 (emit_store_flag): Likewise.
8931 * tree-vect-patterns.c
8932 (vect_pattern_recog_1): Likewise.
8933 * tree-ssa-loop-prefetch.c
8934 (nontemporal_store_p): Likewise.
8935 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8936 (vect_create_epilog_for_reduction): Likewise.
8937 (vectorizable_reduction): Likewise.
8938 (vectorizable_operation): Likewise.
8939 (vect_strided_store_supported): Likewise.
8940 (vectorizable_store): Likewise.
8941 (vect_strided_load_supported): Likewise.
8942 (vectorizable_load): Likewise.
8943 * combine.c (simplify_comparison): Likewise.
8944 * tree-vect-generic.c
8945 (type_for_widest_vector_mode): Likewise.
8946 (expand_vector_operations_1): Likewise.
8947 * config/spu/spu.c (spu_expand_mov): Likewise.
8948 (spu_emit_vector_compare): Likewise.
8949 * config/rs6000/rs6000.c
8950 (rs6000_emit_vector_compare): Likewise.
8951 * stmt.c (add_case_node): Likewise.
8952 * reload1.c (gen_reload):
8954 2007-08-09 Michael Matz <matz@suse.de>
8956 * tree.h (fixed_zerop): Declare as taking a const_tree.
8957 * tree.c (fixed_zerop): Take a const_tree.
8959 2007-08-09 Ira Rosen <irar@il.ibm.com>
8961 * tree-vect-transform.c (vectorizable_store): Remove call to
8962 copy_virtual_operands() and call mark_symbols_for_renaming() for
8963 the created vector store.
8964 (vect_setup_realignment): Don't call copy_virtual_operands() and
8965 update_vuses_to_preheader().
8966 (vectorizable_load): Don't call copy_virtual_operands().
8967 (update_vuses_to_preheader): Remove.
8969 2007-08-08 Chao-ying Fu <fu@mips.com>
8971 * tree.def (FIXED_POINT_TYPE): New type.
8972 (FIXED_CST): New constant.
8973 (FIXED_CONVERT_EXPR): New expr.
8974 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8975 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8976 * tree.h (struct tree_base): Add saturating_flag.
8977 Remove one bit of spare for saturating_flag.
8978 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8979 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8980 FIXED_POINT_TYPE_P): Define.
8981 (TYPE_SATURATING): Define.
8982 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8983 (struct tree_fixed_cst): New.
8984 (TYPE_IBIT, TYPE_FBIT): Define.
8985 (tree_node): Add fixed_cst.
8986 (enum tree_index): Add new enumeration values of
8987 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8988 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8989 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8990 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8991 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8992 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8993 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8994 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8995 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8996 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8997 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8998 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8999 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
9000 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
9001 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
9002 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
9003 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
9004 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
9005 (sat_short_fract_type_node, sat_fract_type_node,
9006 sat_long_fract_type_node, sat_long_long_fract_type_node,
9007 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
9008 sat_unsigned_long_fract_type_node,
9009 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
9010 fract_type_node, long_fract_type_node, long_long_fract_type_node,
9011 unsigned_short_fract_type_node, unsigned_fract_type_node,
9012 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9013 sat_short_accum_type_node, sat_accum_type_node,
9014 sat_long_accum_type_node, sat_long_long_accum_type_node,
9015 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9016 sat_unsigned_long_accum_type_node,
9017 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9018 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9019 unsigned_short_accum_type_node, unsigned_accum_type_node,
9020 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9021 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9022 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9023 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9024 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9025 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9026 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9027 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9028 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9029 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9030 sat_uda_type_node, sat_uta_type_node): New macro.
9031 (make_fract_type, make_accum_type): Declare.
9032 (make_signed_fract_type, make_unsigned_fract_type,
9033 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9034 make_signed_accum_type, make_unsigned_accum_type,
9035 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9036 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9037 make_or_reuse_sat_signed_fract_type,
9038 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9039 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9040 make_or_reuse_sat_unsigned_accum_type): New macro.
9041 (fixed_zerop): Declare.
9042 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9043 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9044 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9045 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9046 * treestruct.def: Add TS_FIXED_CST.
9047 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9049 (tree-dump.o): Likewise.
9050 (print-tree.o): Likewise.
9051 (tree-pretty-print.o): Likewise.
9052 (fold-const.o): Likewise.
9053 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9054 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9055 (is_gimple_min_invariant): Handle FIXED_CST.
9056 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9057 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9058 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9059 (layout_type): Handle FIXED_POINT_TYPE.
9060 (make_fract_type, make_accum_type): New functions.
9061 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9062 * tree-dump.c (fixed-value.h): New include.
9063 (dump_fixed): New function.
9064 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9065 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9066 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9067 * tree-pretty-print.c (fixed-value.h): New include.
9068 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9070 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9071 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9072 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9073 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9074 for non-saturating fixed-point types.
9075 (reassociate_bb): Likewise.
9076 * emit-rtl.c (fixed-value.h): New include.
9077 (fconst0, fconst1): New array.
9078 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9079 * tree-vect-generic.c expand_vector_operation): Support
9080 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9082 (type_for_widest_vector_mode): Add one parameter for the
9084 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9086 Pass the satp parameter to type_for_mode for fixed-point types.
9087 (expand_vector_operations_1): Pass the saturating flag to
9088 type_for_widest_vector_mode.
9089 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9090 and MODE_VECTOR_UACCUM.
9091 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9092 (vectorizable_condition): Likewise.
9093 * tree.c (fixed-value.h): New include.
9094 (tree_code_size): Support FIXED_CST.
9095 (build_fixed): New function.
9096 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9097 (fixed_zerop): New function.
9098 (tree_node_structure): Support FIXED_CST.
9099 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9100 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9101 (type_hash_eq): Handle FIXED_POINT_TYPE.
9102 (simple_cst_equal): Support FIXED_CST.
9103 (iterative_hash_expr): Handle FIXED_CST.
9104 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9105 (get_narrower): Likewise.
9106 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9107 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9108 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9109 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9111 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9112 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9113 (initializer_zerop): Support FIXED_CST.
9114 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9115 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9116 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9117 (is_base_type): Handle FIXED_POINT_TYPE.
9118 (add_type_attribute): Handle FIXED_POINT_TYPE.
9119 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9120 * print-tree.c (fixed-value.h): New include.
9121 (print_node_brief): Support FIXED_CST.
9122 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9123 * c-pretty-print.c (fixed-value.h): New include.
9124 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9125 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9126 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9127 Support fixed-point types for inner items in VECTOR_TYPE.
9128 (pp_c_direct_declarator): Likewise.
9129 (pp_c_declarator): Likewise.
9130 (pp_c_fixed_constant): New function.
9131 (pp_c_constant): Handle FIXED_CST.
9132 (pp_c_primary_expression): Likewise.
9133 (pp_c_expression): Likewise.
9134 * fold-const.c (fixed-value.h): New include.
9135 (negate_expr_p): Return true for FIXED_CST.
9136 (fold_negate_expr): Support FIXED_CST.
9137 (split_tree): Support FIXED_CST.
9138 (const_binop): Support FIXED_CST.
9139 (fold_convert_const_int_from_fixed): New function to convert from
9141 (fold_convert_const_real_from_fixed): New function to convert from
9143 (fold_convert_const_fixed_from_fixed): New function to convert from
9144 fixed to another fixed.
9145 (fold_convert_const_fixed_from_int): New function to convert from
9147 (fold_convert_const_fixed_from_real): New function to convert from
9149 (fold_convert_const): Support conversions from fixed to int, from
9150 fixed to real, from fixed to fixed, from int to fixed, and from real
9152 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9153 (operand_equal_p): Support FIXED_CST.
9154 (make_range): For fixed-point modes, we need to pass the
9155 saturating flag as the 2nd parameter.
9156 (tree_swap_operands_p): Handle FIXED_CST.
9157 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9159 (fold_unary): Support FIXED_CONVERT_EXPR.
9160 (fold_binary): Handle FIXED_CST.
9161 Make sure the type is not saturating, before associating operations.
9162 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9163 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9164 (fold_negate_const): Support FIXED_CST.
9165 (fold_relational_const): Support FIXED_CST.
9166 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9167 (gimplify_expr): Handle FIXED_CST.
9168 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9169 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9170 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9171 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9172 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9173 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9174 LONG_LONG_ACCUM_TYPE_SIZE.
9175 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9176 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9177 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9178 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9179 MODE_ACCUM, and MODE_UACCUM.
9180 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9181 fixed-point types to disable reduction.
9182 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9184 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9186 * config/rs6000/x-rs6000: New file.
9187 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9188 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9189 (EXTRA_SPEC_FUNCTIONS): Define.
9190 (HAVE_LOCAL_CPU_DETECT): Define.
9191 (CC1_CPU_SPEC): Define.
9192 * config/rs6000/driver-rs6000.c: New file.
9193 * config/rs6000/aix.h (CC1_SPEC): Define.
9194 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9195 * config.host: Add x-rs6000 to host_xmake_file if host and target
9196 are rs6000 or powerpc.
9198 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9200 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9202 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9203 Sandra Loosemore <sandra@codesourcery.com>
9204 Chao-ying Fu <fu@mips.com>
9205 Nigel Stephens <nigel@mips.com>
9206 David Ung <davidu@mips.com>
9208 * doc/invoke.texi (-mcode-readable): Document.
9209 * config/mips/mips.opt (mcode-readable): New option.
9210 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9211 * config/mips/mips.h (mips_code_readable_setting): New enum.
9212 (mips_code_readable): Declare.
9213 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9214 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9215 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9216 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9217 boiler-plate comments.
9218 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9219 * config/mips/mips.c (mips_code_readable): New variable.
9220 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9221 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9222 context and -mcode-readable setting to restrict the use of
9223 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9224 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9225 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9226 (mips_blocks_for_constant_p): Only return false for
9227 TARGET_MIPS16_PCREL_LOADS.
9228 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9229 for MIPS16. Handle SYMBOL_32_HIGH.
9230 (mips_const_insns): Allow HIGHs for MIPS16 too.
9231 (mips_unspec_address_offset): New function, split out from...
9232 (mips_unspec_address): ...here.
9233 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9234 16-bit symbolic constants. Assert approropiate conditions for
9235 using the "la" and "dla" macros.
9236 (mips_handle_option): Handle -mcode-readable=.
9237 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9238 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9239 (mips_strip_unspec_address): New function, split out from...
9240 (print_operand_reloc): ...here.
9241 (print_operand): Pass constants through mips_strip_unspec_address.
9242 (print_operand_address): Likewise.
9243 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9244 (mips_select_rtx_section): Remove MIPS16 handling.
9245 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9246 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9247 (mips16_lay_out_constants): Do nothing unless
9248 TARGET_MIPS16_PCREL_LOADS.
9249 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9250 * config/mips/mips.md: Split HIGHs for MIPS16.
9251 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9253 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9255 * config/mips/mips-protos.h (mips_emit_move): Declare.
9256 * config/mips/mips.c (mips_emit_move): New function.
9257 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9258 (mips_legitimize_const_move): Likewise.
9259 (mips_legitimize_move): Likewise.
9260 (mips_split_64bit_move): Likewise.
9261 (mips_restore_gp): Likewise.
9262 (mips_load_call_address): Likewise.
9263 (mips_emit_fcc_reload): Likewise.
9264 (mips_set_return_address): Likewise.
9265 (mips_block_move_straight): Likewise.
9266 (mips_block_move_loop): Likewise.
9267 (mips_setup_incoming_varargs): Likewise.
9268 (mips_save_reg): Likewise.
9269 (mips_expand_prologue): Likewise.
9270 (mips_restore_reg): Likewise.
9271 (mips_expand_epilogue): Likewise.
9272 (mips_output_mi_thunk): Likewise.
9273 (build_mips16_call_stub): Likewise.
9274 (mips_builtin_branch_and_move): Likewise.
9275 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9276 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9277 (fixuns_truncdfdi2): Likewise.
9278 (fixuns_truncsfsi2): Likewise.
9279 (fixuns_truncsfdi2): Likewise.
9280 (loadgp_absolute): Likewise.
9281 (builtin_setjmp_setup): Likewise.
9282 (builtin_longjmp): Likewise.
9283 (untyped_call): Likewise.
9285 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9287 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9288 an "rtx *" argument. Return a bool.
9289 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9290 values and return true if they can be split. Take the same kind of
9291 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9292 and store the lo_sum there if nonnull. Use the symbol type to
9293 determine whether a $gp or HIGH is needed.
9294 (mips_legitimize_address): Update call to mips_split_symbol and
9295 simplify accordingly.
9296 (mips_legitimize_const_move): Likewise.
9297 * config/mips/mips.md: In the combine define_split,
9298 check mips_split_symbol instead of splittable_symbolic_operand.
9299 Update use of mips_split_symbol in the generator code.
9300 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9302 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9304 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9305 (mips_symbol_insns_1): New function, split out from...
9306 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9307 and stores separately from load addresses.
9308 (mips_classify_address): Replace uses of mips_symbolic_address_p
9309 with uses of mips_symbol_insns.
9310 (mips_address_insns): Update calls to mips_symbol_insns.
9311 (mips_const_insns): Likewise.
9312 (mips_legitimize_address): Likewise.
9314 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9316 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9317 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9318 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9319 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9320 non-call contexts if TARGET_MIPS16.
9321 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9322 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9323 code for SYMBOL_ABSOLUTE.
9324 (mips_symbol_insns): Likewise.
9326 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9328 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9329 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9330 (mips_symbolic_constant_p): Likewise. Update the call to
9331 mips_classify_symbol.
9332 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9333 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9334 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9335 (print_operand_reloc): Add a context argument. Update the call to
9336 mips_symbolic_constant_p.
9337 (print_operand): Update the calls to print_operand_reloc.
9338 (print_operand_address): Use print_operand_reloc rather than
9340 (mips_rewrite_small_data_p): Add a context argument. Update the call
9341 to mips_symbolic_constant_p.
9342 (mips_small_data_pattern_1): Make DATA the containing mem.
9343 Update the call to mips_rewrite_small_data_p.
9344 (mips_rewrite_small_data_1): Likewise.
9345 (mips_use_anchors_for_symbol_p): Update the call to
9346 mips_symbolic_constant_p.
9347 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9348 (splittable_symbolic_operand): Likewise.
9349 (move_operand): Likewise.
9350 (absolute_symbolic_operand): Likewise.
9351 (got_disp_operand): Likewise.
9352 (got_page_ofst_operand): Likewise.
9354 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9356 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9357 (SYMBOL_ABSOLUTE): ...this.
9358 (SYMBOL_SMALL_DATA): Rename to...
9359 (SYMBOL_GP_RELATIVE): ...this.
9360 (SYMBOL_CONSTANT_POOL): Rename to...
9361 (SYMBOL_PC_RELATIVE): ...this.
9362 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9363 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9364 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9365 after above changes.
9366 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9367 (general_symbolic_operand): Rename to...
9368 (absolute_symbolic_operand): ...this.
9369 * config/mips/mips.md: Update after above changes.
9371 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9372 Revital Eres <eres@il.ibm.com>
9374 * ddg.c (print_ddg): Add dump information.
9375 * modulo-sched.c (print_node_sched_params): Add parameter and
9377 (calculate_maxii): Remove function.
9378 (undo_generate_reg_moves): Likewise.
9379 (undo_permute_partial_schedule): Likewise.
9380 (kernel_number_of_cycles): Likewise.
9381 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9382 (sms_schedule): Use it. Remove profitability checks.
9383 (sms_schedule_by_order): Fix order of nodes within the cycle.
9385 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9387 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9388 -profile option, add pie support.
9389 (ENDFILE_SPEC): New spec.
9390 * config/gnu.h (LIB_SPEC): Add -profile option.
9392 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9394 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9395 * config/gnu.h (LIB_SPEC): Likewise.
9397 2007-08-07 Yaz Saito <saito@google.com>
9398 Ian Lance Taylor <iant@google.com>
9400 * common.opt (finstrument-functions-exclude-function-list): New
9402 (finstrument-functions-exclude-file-list): New option.
9403 * opts.c (char_p): Define and DEF_VEC.
9404 (flag_instrument_functions_exclude_functions): New static
9406 (flag_instrument_functions_exclude_files): New static variable.
9407 (add_instrument_functions_exclude_list): New static function.
9408 (flag_instrument_functions_exclude_p): New function.
9409 (common_handle_option): Handle new options.
9410 * flags.h (flag_instrument_functions_exclude_p): Declare.
9411 * gimplify.c (gimplify_function_tree): Call
9412 flag_instrument_functions_exclude_p.
9413 * doc/invoke.texi (Option Summary): Mention new options.
9414 (Code Gen Options): Document new options.
9416 2007-08-07 Ian Lance Taylor <iant@google.com>
9418 PR rtl-optimization/32776
9419 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9420 (resolve_use): Likewise.
9421 (decompose_multiword_subregs): Remove "changed" local variable.
9423 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9425 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9426 * configure: Regenerate.
9427 * config.in: Regenerate.
9428 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9431 2007-08-07 Ian Lance Taylor <iant@google.com>
9433 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9434 note, just delete the insn.
9436 2007-08-07 Andreas Schwab <schwab@suse.de>
9439 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9442 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9444 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9445 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9446 (decompose_multiword_subregs): Use the functions above to decompose
9447 multiword shifts and zero-extends.
9449 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9451 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9452 "assemble" descriptions which were swapped.
9454 2007-08-06 Chao-ying Fu <fu@mips.com>
9456 * fixed-value.h: New file.
9457 * fixed-value.c: New file.
9458 * Makefile.in (OBJS-common): Add fixed-value.o.
9459 (fixed-value.o): New rule.
9460 (GTFILES): Add fixed-value.h.
9461 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9462 to compare a.low and b.low.
9463 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9465 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9466 Daniel Jacobowitz <dan@codesourcery.com>
9469 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9471 (x86_64-*-netbsd*): Likewise.
9472 (x86_64-*-linux*): Likewise.
9473 (x86_64-*-kfreebsd*-gnu): Likewise.
9474 (x86_64-*-knetbsd*-gnu): Likewise.
9475 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9477 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9479 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9480 Add -fno-asynchronous-unwind-tables.
9482 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9483 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9484 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9485 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9486 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9488 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9490 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9491 (TARGET_C_MODE_FOR_SUFFIX): New.
9493 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9495 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9497 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9499 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9501 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9503 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9504 before checking function returns in conditional expressions.
9506 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9509 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9511 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9514 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9515 for INTEGRAL_TYPE_P.
9517 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9519 * configure.ac: Remove --enable-checking=df from default settings.
9520 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9521 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9522 if the parameter is true.
9523 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9524 DF_VERIFY_SCHEDULED flag is true.
9525 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9526 (df_finish_pass): Adjust prototype.
9527 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9530 * see.c (pass_see): Add TODO_df_verify.
9531 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9532 * global.c (rest_of_handle_global_alloc): Schedule verification
9534 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9536 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9537 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9538 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9540 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9541 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9542 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9544 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9545 Revital Eres <eres@il.ibm.com>
9547 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9549 * ddg.c (create_ddg_dependence): Rename to...
9550 (create_ddg_dep_from_intra_loop_link): This. Do not check
9551 for interloop edges. Do not create anti dependence edge when
9552 a true dependence edge exists in the opposite direction and
9553 -fmodulo-sched-allow-regmoves is set.
9554 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9555 (add_cross_iteration_register_deps): Create anti dependence edge
9556 when -fno-modulo-sched-allow-regmoves is set.
9557 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9559 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9561 * config/arm/arm.md (movsi): Add braces.
9563 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9566 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9567 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9570 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9572 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9573 state accessor functions.
9574 * cfgloopmanip.c (remove_path, create_preheaders,
9575 force_single_succ_latches, fix_loop_structure): Ditto.
9576 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9577 tree_duplicate_loop_to_header_edge): Ditto.
9578 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9579 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9581 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9582 cleanup_tree_cfg): Ditto.
9583 * tree-cfg.c (tree_merge_blocks): Ditto.
9584 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9585 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9586 loop_preheader_edge, single_exit): Ditto.
9587 (flow_loops_find): Do not clear loops->state.
9588 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9589 loops_state_clear): New functions.
9591 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9594 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9595 when adding to the base and convert ELT to sizetype instead of type.
9597 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9600 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9601 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9603 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9606 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9607 correct type the negate expression.
9609 2007-08-03 Jan Hubicka <jh@suse.cz>
9611 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9614 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9616 * config/rs6000/rs6000.c (struct processor_cost): Change
9617 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9618 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9620 (rios1_costs, rios2_cost): Correct cache line size.
9621 (rs6000_override_options): Set l2-cache-size parameter.
9623 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9624 Diego Novillo <dnovillo@google.com>
9627 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9628 if the range includes 0.
9630 2007-08-03 Ben Elliston <bje@au.ibm.com>
9632 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9633 mode to unspec expressions to silence a warning from the generator
9636 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9638 * config/ia64/constraints.md ("U"): Make constraint vector only.
9640 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9643 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9644 always_inline attribute on the function decl.
9646 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9649 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9650 if we are compiling with -fPIC.
9652 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9653 Nigel Stephens <nigel@mips.com>
9655 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9656 Define for MIPS32 and MIPS64.
9658 2007-08-02 Nick Clifton <nickc@redhat.com>
9660 * config/host-hpux.c: Change copyright header to refer to version
9661 3 of the GNU General Public License and to point readers at the
9662 COPYING3 file and the FSF's license web page.
9663 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9664 config/alpha/linux.h, config/alpha/alpha.opt,
9665 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9666 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9667 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9668 config/alpha/alpha.h, config/alpha/sync.md,
9669 config/alpha/openbsd.h, config/alpha/alpha.md,
9670 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9671 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9672 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9673 config/alpha/constraints.md, config/alpha/osf.h,
9674 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9675 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9676 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9677 config/frv/frv-asm.h, config/frv/frv-protos.h,
9678 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9679 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9680 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9681 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9682 config/s390/s390.opt, config/s390/s390-modes.def,
9683 config/s390/fixdfdi.h, config/s390/constraints.md,
9684 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9685 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9686 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9687 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9688 config/m32c/prologue.md, config/m32c/m32c.abi,
9689 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9690 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9691 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9692 config/m32c/jump.md, config/m32c/shift.md,
9693 config/m32c/m32c-protos.h, config/libgloss.h,
9694 config/spu/spu-protos.h, config/spu/predicates.md,
9695 config/spu/spu-builtins.h, config/spu/spu.c,
9696 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9697 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9698 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9699 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9700 config/sparc/hypersparc.md, config/sparc/predicates.md,
9701 config/sparc/linux.h, config/sparc/sp64-elf.h,
9702 config/sparc/supersparc.md, config/sparc/cypress.md,
9703 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9704 config/sparc/niagara.md, config/sparc/sparc.md,
9705 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9706 config/sparc/sparc.opt, config/sparc/sync.md,
9707 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9708 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9709 config/sparc/sparc.c, config/sparc/little-endian.opt,
9710 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9711 config/sparc/linux64.h, config/sparc/freebsd.h,
9712 config/sparc/sol2.h, config/sparc/rtemself.h,
9713 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9714 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9715 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9716 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9717 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9718 config/m32r/linux.h, config/m32r/constraints.md,
9719 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9720 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9721 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9722 config/i386/i386.md, config/i386/netware-crt0.c,
9723 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9724 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9725 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9726 config/i386/sol2.h, config/i386/constraints.md,
9727 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9728 config/i386/predicates.md, config/i386/geode.md,
9729 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9730 config/i386/freebsd64.h, config/i386/vxworksae.h,
9731 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9732 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9733 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9734 config/i386/netware.h, config/i386/i386-modes.def,
9735 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9736 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9737 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9738 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9739 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9740 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9741 config/i386/xm-mingw32.h, config/i386/linux64.h,
9742 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9743 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9744 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9745 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9746 config/i386/cygwin2.c, config/i386/i386-protos.h,
9747 config/i386/sync.md, config/i386/openbsd.h,
9748 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9749 config/i386/nto.h, config/i386/biarch64.h,
9750 config/i386/i386-coff.h, config/i386/freebsd.h,
9751 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9752 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9753 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9754 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9755 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9756 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9757 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9758 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9759 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9760 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9761 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9762 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9763 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9764 config/sh/superh64.h, config/sh/rtemself.h,
9765 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9766 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9767 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9768 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9769 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9770 config/avr/predicates.md, config/avr/constraints.md,
9771 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9772 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9773 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9774 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9775 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9776 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9777 config/c4x/predicates.md, config/c4x/c4x.h,
9778 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9779 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9780 config/xtensa/linux.h, config/xtensa/xtensa.h,
9781 config/xtensa/elf.h, config/xtensa/xtensa.md,
9782 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9783 config/xtensa/xtensa-protos.h, config/dbx.h,
9784 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9785 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9786 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9787 config/host-solaris.c, config/fr30/fr30.h,
9788 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9789 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9790 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9791 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9792 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9793 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9794 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9795 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9796 config/cris/predicates.md, config/cris/linux.h,
9797 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9798 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9799 config/cris/aout.opt, config/cris/cris-protos.h,
9800 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9801 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9802 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9803 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9804 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9805 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9806 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9807 config/chorus.h, config/mn10300/mn10300.c,
9808 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9809 config/mn10300/mn10300.h, config/mn10300/linux.h,
9810 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9811 config/mn10300/mn10300.md, config/ia64/predicates.md,
9812 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9813 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9814 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9815 config/ia64/freebsd.h, config/ia64/ia64.md,
9816 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9817 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9818 config/gofast.h, config/rtems.h, config/sol2-10.h,
9819 config/m68k/predicates.md, config/m68k/m68k.md,
9820 config/m68k/linux.h, config/m68k/m68k-modes.def,
9821 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9822 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9823 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9824 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9825 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9826 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9827 config/m68k/constraints.md, config/m68k/rtemself.h,
9828 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9829 config/m68k/uclinux.h, config/rs6000/power4.md,
9830 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9831 config/rs6000/linux.h, config/rs6000/eabi.h,
9832 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9833 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9834 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9835 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9836 config/rs6000/windiss.h, config/rs6000/603.md,
9837 config/rs6000/aix41.h, config/rs6000/cell.md,
9838 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9839 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9840 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9841 config/rs6000/default64.h, config/rs6000/7xx.md,
9842 config/rs6000/darwin.opt, config/rs6000/spe.md,
9843 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9844 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9845 config/rs6000/7450.md, config/rs6000/linux64.h,
9846 config/rs6000/constraints.md, config/rs6000/440.md,
9847 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9848 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9849 config/rs6000/rs6000.h, config/rs6000/power6.md,
9850 config/rs6000/predicates.md, config/rs6000/altivec.md,
9851 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9852 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9853 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9854 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9855 config/rs6000/linux64.opt, config/rs6000/sync.md,
9856 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9857 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9858 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9859 config/rs6000/eabispe.h, config/rs6000/e500.h,
9860 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9861 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9862 config/rs6000/aix.h, config/rs6000/vxworks.h,
9863 config/rs6000/40x.md, config/rs6000/aix51.h,
9864 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9865 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9866 config/arc/arc.h, config/mcore/mcore-elf.h,
9867 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9868 config/mcore/mcore.md, config/mcore/mcore.c,
9869 config/mcore/mcore.opt, config/mcore/mcore.h,
9870 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9871 config/score/predicates.md, config/score/score-version.h,
9872 config/score/score-protos.h, config/score/misc.md,
9873 config/score/elf.h, config/score/score.c, config/score/mac.md,
9874 config/score/score7.md, config/score/score.h,
9875 config/score/score-conv.h, config/score/score-mdaux.c,
9876 config/score/score.md, config/score/score.opt,
9877 config/score/score-modes.def, config/score/score-mdaux.h,
9878 config/score/mul-div.S, config/arm/uclinux-elf.h,
9879 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9880 config/arm/symbian.h, config/arm/linux-elf.h,
9881 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9882 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9883 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9884 config/arm/strongarm-pe.h, config/arm/arm.h,
9885 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9886 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9887 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9888 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9889 config/arm/arm-cores.def, config/arm/arm-protos.h,
9890 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9891 config/arm/wince-pe.h, config/arm/neon.md,
9892 config/arm/constraints.md, config/arm/neon.ml,
9893 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9894 config/arm/arm.opt, config/arm/arm926ejs.md,
9895 config/arm/predicates.md, config/arm/iwmmxt.md,
9896 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9897 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9898 config/arm/neon-testgen.ml, config/arm/arm.md,
9899 config/arm/xscale-coff.h, config/arm/pe.c,
9900 config/arm/arm-generic.md, config/arm/pe.h,
9901 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9902 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9903 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9904 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9905 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9906 config/pa/predicates.md, config/pa/pa64-hpux.h,
9907 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9908 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9909 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9910 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9911 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9912 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9913 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9914 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9915 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9916 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9917 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9918 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9919 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9920 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9921 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9922 config/mips/linux64.h, config/mips/elforion.h,
9923 config/mips/constraints.md, config/mips/generic.md,
9924 config/mips/predicates.md, config/mips/4300.md,
9925 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9926 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9927 config/mips/5k.md, config/mips/vr4120-div.S,
9928 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9929 config/mips/mips-protos.h, config/mips/6000.md,
9930 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9931 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9932 config/mips/mips-modes.def, config/mips/vr.h,
9933 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9934 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9935 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9936 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9937 config/vax/openbsd1.h, config/vax/netbsd.h,
9938 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9939 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9940 config/h8300/rtems.h, config/h8300/predicates.md,
9941 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9942 config/h8300/h8300.md, config/h8300/h8300.opt,
9943 config/h8300/coff.h, config/h8300/h8300-protos.h,
9944 config/v850/v850.md, config/v850/predicates.md,
9945 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9946 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9947 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9948 config/mmix/mmix.h, config/mmix/predicates.md,
9949 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9950 config/mmix/mmix.c, config/mmix/mmix.opt,
9951 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9952 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9953 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9954 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9957 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9959 * emit-rtl.c (reset_used_decls): Rename to...
9960 (set_used_decls): ...this. Set the used flag rather than clearing it.
9961 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9962 DECL_RTLs rather than resetting them.
9964 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9966 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9968 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9970 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9971 argument to find_reloads_address.
9973 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9975 PR tree-optimization/32919
9976 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9977 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9978 (coalesce_ssa_name): Call it.
9980 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9981 David Ung <davidu@mips.com>
9983 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9984 (__mips16_unorddf2, __mips16_floatunsidf): New.
9985 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9987 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9989 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9991 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9992 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9993 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9994 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9995 * omp-low.c (get_ws_args_for, determine_parallel_type,
9996 expand_omp_for_generic, expand_omp_for_static_nochunk,
9997 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9998 Work with more precise CFG.
9999 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
10000 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
10002 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
10003 * gimple-low.c (lower_stmt): Ditto.
10004 * tree-inline.c (estimate_num_insns_1): Ditto.
10005 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
10006 (OMP_SECTIONS_SWITCH): New.
10007 * tree-cfgcleanup.c (cleanup_omp_return): New.
10008 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
10009 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
10010 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
10011 (tree_redirect_edge_and_branch): Handle omp constructs.
10013 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10014 with three arguments.
10016 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10018 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10019 in loop closed ssa.
10021 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10023 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10024 the loop structures may need fixing.
10025 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10027 (cleanup_tree_cfg_loop): Removed.
10028 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10029 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10030 instead of running cleanup_tree_cfg_loop.
10031 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10032 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10033 (tree_predictive_commoning): Declaration changed.
10034 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10036 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10038 * doc/invoke.texi (l1-cache-size): Update documentation.
10039 (l2-cache-size): Document.
10040 * params.h (L2_CACHE_SIZE): New macro.
10041 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10042 that L1_CACHE_SIZE is in kB now.
10043 (L2_CACHE_SIZE_BYTES): New macro.
10044 (tree_ssa_prefetch_arrays): Show size in kB.
10045 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10046 and l2_cache_size fields.
10047 * config/i386/driver-i386.c (describe_cache): Detect cache size
10049 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10050 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10051 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10052 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10053 (override_options): Set l1-cache-size and l2-cache-size to default
10054 values if not specified otherwise.
10055 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10056 (PARAM_L2_CACHE_SIZE): New.
10058 2007-08-01 Nigel Stephens <nigel@mips.com>
10059 David Ung <davidu@mips.com>
10060 Thiemo Seufer <ths@mips.com>
10061 Chris Dearman <chris@mips.com>
10062 Richard Sandiford <richard@codesourcery.com>
10064 * config.gcc (mips*-sde-elf*): New stanza.
10065 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10066 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10067 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10068 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10069 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10070 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10072 * config/mips/sde.h: New file.
10073 * config/mips/t-libgcc-mips16: Likewise.
10074 * config/mips/t-sde: Likewise.
10075 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10076 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10077 _MIPS_FPSET and _MIPS_SZINT.
10078 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10079 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10080 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10081 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10082 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10083 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10084 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10085 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10086 _MIPS_SZPTR and _MIPS_FPSET.
10087 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10088 architecture is specified.
10089 (MIPS_32BIT_OPTION_SPEC): New macro.
10091 2007-07-31 Dan Hipschman <dsh@google.com>
10093 * gcc.c (end_going_arg): New function.
10094 (do_spec_2): Use it.
10095 (do_spec_1): Use it.
10097 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10099 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10100 only if ENABLE_CHECKING is defined.
10102 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10104 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10105 df_ru_add_problem, df_ru_get_bb_info): Removed.
10106 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10107 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10108 df_ru_free_bb_info, df_ru_alloc,
10109 df_ru_bb_local_compute_process_def,
10110 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10111 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10112 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10113 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10114 df_ru_add_problem): Removed.
10116 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10119 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10120 (casesi32p, casesi64p): Likewise.
10121 (casesi): Adjust for above.
10123 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10125 * mode-switching.c (create_pre_exit): Don't search past calls.
10127 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10129 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10131 2007-07-31 Revital Eres <eres@il.ibm.com>
10133 * ddg.c (add_deps_for_def): Rename to...
10134 (add_cross_iteration_register_deps): This. Change implementation
10135 to use only reaching def and def-use chains to construct the
10136 inter loop dependencies.
10137 (add_deps_for_use): Remove function.
10138 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10139 function to build the inter loop dependencies.
10140 * modulo-sched.c (sms_schedule): Build only
10141 reaching def and def-use chains for the propose of the ddg
10144 2007-07-31 Julian Brown <julian@codesourcery.com>
10146 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10147 New define_insns. Use correct RTL.
10148 (vec_set<mode>): Write as expander.
10150 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10152 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10153 to an unallocated space.
10155 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10158 (split_constant_offset): Enable split_constant_offset to extract
10159 constants from other statements.
10160 * tree-vect-transform.c
10161 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10162 to a temp var. Force base_offset to be simple.
10164 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10166 * df-scan.c (df_scan_verify): Remove artificial limit on
10167 the number of blocks for verification.
10168 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10169 df_simulate_defs): Avoid unnecessary insn checking for defs.
10171 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10173 * config/m68k/lb1sf68.asm (FUNC): New macro.
10174 (__mulsi3): Use it.
10175 (__udivsi3): Likewise.
10176 (__divsi3): Likewise.
10177 (__umodsi3): Likewise.
10178 (__modsi3): Likewise.
10179 (__subdf3): Likewise.
10180 (__adddf3): Likewise.
10181 (__muldf3): Likewise.
10182 (__divdf3): Likewise.
10183 (__negdf2): Likewise.
10184 (__cmpdf2): Likewise.
10185 (__subsf3): Likewise.
10186 (__addsf3): Likewise.
10187 (__mulsf3): Likewise.
10188 (__divsf3): Likewise.
10189 (__negsf2): Likewise.
10190 (__cmpsf2): Likewise.
10191 (__eqdf2): Likewise.
10192 (__nedf2): Likewise.
10193 (__gtdf2): Likewise.
10194 (__gedf2): Likewise.
10195 (__ltdf2): Likewise.
10196 (__ledf2): Likewise.
10197 (__eqsf2): Likewise.
10198 (__nesf2): Likewise.
10199 (__gtsf2): Likewise.
10200 (__gesf2): Likewise.
10201 (__ltsf2): Likewise.
10202 (__lesf2): Likewise.
10204 2007-07-30 Ollie Wild <aaw@google.com>
10206 * c-ppoutput.c (print_lines_directives_only): New function.
10207 (scan_translation_unit_directives_only): New function.
10208 (preprocess_file): Add call to scan_translation_unit_directives_only.
10209 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10210 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10211 -fdirectives-only. Add errors for -fdirectives-only conflict with
10212 -Wunused-macros and -traditional.
10213 (finish_options): Add builtin macro initialization for
10214 -fdirectives-only + -fpreprocessed.
10215 * c.opt (fdirectives-only): New.
10216 * doc/cppopts.texi (fdirectives-only): New.
10218 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10220 * alias.c (record_set, memory_modified_1): Constify.
10221 * bt-load.c (note_btr_set): Likewise.
10222 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10223 * combine.c (set_nonzero_bits_and_sign_copies,
10224 expand_field_assignment, record_dead_and_set_regs_1,
10225 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10226 likely_spilled_retval_1): Likewise.
10227 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10228 frv_io_handle_set): Likewise.
10229 * config/mips/mips.c (mips_sim_record_set,
10230 vr4130_true_reg_dependence_p_1): Likewise.
10231 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10232 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10233 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10234 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10235 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10236 * ddg.c (mark_mem_store): Likewise.
10237 * df-problems.c (df_urec_mark_reg_change): Likewise.
10238 * function.c (update_epilogue_consts): Likewise.
10239 * gcse.c (record_set_info, record_last_set_info,
10240 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10241 reg_clear_last_set): Likewise.
10242 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10244 * jump.c (reversed_comparison_code_parts): Likewise.
10245 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10246 reg_is_set): Likewise.
10247 * loop-iv.c (mark_altered): Likewise.
10248 * mode-switching.c (reg_becomes_live): Likewise.
10249 * optabs.c (no_conflict_move_test): Likewise.
10250 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10252 * postreload.c (reload_combine_note_store, move2add_note_store):
10254 * regmove.c (flags_set_1): Likewise.
10255 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10257 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10259 * resource.c (update_live_status): Likewise.
10260 * rtl.h (set_of, note_stores): Likewise.
10261 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10262 note_stores, parms_set): Likewise.
10263 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10264 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10266 * var-tracking.c (count_stores, add_stores): Likewise.
10268 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10270 * alias.c (mems_in_disjoint_alias_sets_p,
10271 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10272 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10273 write_dependence_p, mems_in_disjoint_alias_sets_p,
10274 read_dependence, true_dependence, canon_true_dependence,
10275 anti_dependence, output_dependence): Constify.
10276 * combine.c (extended_count): Likewise.
10277 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10278 * cselib.c (get_value_hash, references_value_p,
10279 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10280 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10281 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10282 * function.c (contains, prologue_epilogue_contains,
10283 sibcall_epilogue_contains): Likewise.
10284 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10285 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10286 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10287 reg_or_subregno): Likewise.
10288 * recog.c (asm_noperands): Likewise.
10289 * reload1.c (function_invariant_p): Likewise.
10290 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10291 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10292 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10293 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10294 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10295 extended_count, prologue_epilogue_contains,
10296 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10297 canon_true_dependence, read_dependence, anti_dependence,
10298 output_dependence): Likewise.
10299 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10301 2007-07-30 Julian Brown <julian@codesourcery.com>
10303 * config/arm/neon.md (V_ext): New mode attribute.
10304 (neon_vget_lane<mode>): Replace with define_expand.
10305 (neon_vget_lane<mode>_sext_internal)
10306 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10307 and quad precision vectors.
10308 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10309 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10310 have typeless 32-bit result.
10312 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10315 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10317 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10318 use sizetype for rest.
10319 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10320 (aff_combination_convert): Don't convert rest for pointer types.
10322 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10324 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10326 * tree-ssa-alias.c: Add alloc-pool.h.
10327 (init_alias_info): Free alias_bitmap_obstack.
10328 (delete_alias_info): Call delete_mem_ref_stats.
10329 (get_mem_sym_stats_for): Use alloc_pool.
10330 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10331 (delete_mem_sym_stats): Removed.
10333 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10335 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10336 functions cannot be represented as classical distance vectors.
10338 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10340 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10341 * builtins.c (validate_arg, builtin_mathfn_code,
10342 validate_arglist): Likewise.
10343 * calls.c (call_expr_flags): Likewise.
10344 * combine.c (reg_nonzero_bits_for_combine,
10345 reg_num_sign_bit_copies_for_combine, get_last_value,
10346 reg_truncated_to_mode): Likewise.
10347 * emit-rtl.c (subreg_lowpart_p): Likewise.
10348 * expr.c (highest_pow2_factor_for_target,
10349 categorize_ctor_elements_1, categorize_ctor_elements,
10350 count_type_elements, contains_packed_reference,
10351 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10352 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10353 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10354 native_encode_int, native_encode_real, native_encode_complex,
10355 native_encode_vector, native_encode_expr, native_interpret_int,
10356 native_interpret_real, native_interpret_complex,
10357 native_interpret_vector, native_interpret_expr): Likewise.
10358 * function.c (use_register_for_decl): Likewise.
10359 * gimplify.c (get_name): Likewise.
10360 * langhooks-def.h (lhd_return_null_const_tree): New.
10361 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10362 * langhooks.c (lhd_return_null_const_tree): New.
10363 * langhooks.h (lang_get_callee_fndecl): Constify.
10364 * output.h (constructor_static_from_elts_p): Likewise.
10365 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10366 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10367 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10368 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10369 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10370 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10371 * rtlhooks-def.h (reg_nonzero_bits_general,
10372 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10374 * rtlhooks.c (reg_num_sign_bit_copies_general,
10375 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10377 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10378 * stor-layout.c (mode_for_size_tree): Likewise.
10379 * tree-ssa-loop-im.c (memref_eq): Likewise.
10380 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10381 * tree.c (contains_placeholder_p, type_list_equal,
10382 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10384 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10385 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10386 contains_placeholder_p, contains_packed_reference,
10387 get_callee_fndecl, operand_equal_for_phi_arg_p,
10388 warn_if_unused_value, is_body_block, native_encode_expr,
10389 native_interpret_expr, fold_convertible_p, operand_equal_p,
10390 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10391 validate_arglist, simple_cst_equal, type_list_equal,
10392 use_register_for_decl, call_expr_flags, get_name,
10393 highest_pow2_factor): Likewise.
10394 (const_call_expr_arg_iterator_d,
10395 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10396 first_const_call_expr_arg, more_const_call_expr_args_p,
10397 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10398 * varasm.c (constructor_static_from_elts_p): Constify.
10400 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10402 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10403 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10404 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10405 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10406 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10407 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10408 spelling conventions.
10409 * doc/invoke.texi: Follow spelling conventions.
10411 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10412 Revital Eres <eres@il.ibm.com>
10414 * modulo-sched.c (sms_schedule): Avoid loops which includes
10415 auto-increment instructions.
10417 2007-07-28 Richard Guenther <rguenther@suse.de>
10419 PR middle-end/32920
10420 * fold-const.c (fold_cond_expr_with_comparison): Convert
10421 operand zero of MIN/MAX_EXPR to correct type.
10423 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10425 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10426 flags_from_decl_or_type): Constify.
10427 * gcc.c (do_spec_1): Likewise.
10428 * print-tree.c (dump_addr, print_node_brief): Likewise.
10429 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10430 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10431 tree_purge_all_dead_eh_edges): Likewise.
10432 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10433 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10435 * tree.c (expr_location, expr_has_location, expr_locus,
10436 expr_filename, expr_lineno, get_inner_array_type,
10437 fields_compatible_p): Likewise.
10438 * tree.h (get_inner_array_type, fields_compatible_p,
10439 expr_location, expr_has_location, expr_locus, expr_filename,
10440 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10441 setjmp_call_p, alloca_call_p): Likewise.
10443 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10445 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10446 TV_FLOW_INSENSITIVE.
10448 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10450 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10451 (compute_flow_insensitive_aliasing): Ditto for
10452 TV_FLOW_INSENSITIVE.
10454 2007-07-27 Jan Hubicka <jh@suse.cz>
10456 * config/i386/i386.c (register_move_cost): Remove accidentally
10457 comitted #if 0 block.
10459 * attribs.c: Include hashtab.h
10460 (attribute_hash): New.
10461 (substring): New structure.
10462 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10464 (init_attributes): Initialize attribute hash.
10465 (decl_attributes): Use attribute hash.
10466 * Makefile.in (attribs.c): Depend on hashtab.h.
10468 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10470 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10472 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10474 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10475 __mips_dspr2 and __mips_dsp_rev macros.
10476 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10478 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10480 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10482 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10484 PR middle-end/32749
10486 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10487 and the updating of the live and do_not_gen sets.
10488 (df_note_bb_compute): Added updating of live and do_not_gen sets
10489 for regular defs so that the case of clobber inside conditional
10490 call is processed correctly.
10492 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10494 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10495 operands with compatible type.
10497 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10499 * expr.h (store_bit_field): Don't return a value.
10500 * expmed.c (check_predicate_volatile_ok): New function.
10501 (store_bit_field_1): New function, extracted from store_bit_field.
10502 Take a fallback_p argument and return true if the operation succeeded.
10503 Only use store_fixed_bit_field if fallback_p. Don't recompute
10504 mode_for_extraction; use op_mode instead. Try forcing memories
10505 into registers if the insv expander fails.
10506 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10507 Don't return a value.
10508 (convert_extracted_bit_field): New function, extracted from
10510 (extract_bit_field_1): Likewise. Take a fallback_p argument
10511 and return NULL if the operation succeeded. Only use
10512 extract_fixed_bit_field if fallback_p. Only calculate one
10513 extraction mode. Combine code for extv and extzv. Try forcing
10514 memories into registers if the ext(z)v expander fails.
10515 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10517 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10519 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10521 (df_ref): Likewise. Put regno with other integer fields.
10523 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10525 * df.h (df_mw_hardreg): Remove "loc" field.
10526 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10528 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10529 split out from df_set_unused_notes_for_mw. Return false for
10530 partial references. Assert that mw_reg is a REG when returning true.
10531 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10532 (df_whole_mw_reg_dead_p): New function, split out from
10533 df_set_dead_notes_for_mw. Return false for partial references.
10534 Assert that mw_reg is a REG when returning true.
10535 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10536 Remove redundant bitmap check.
10538 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10540 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10541 ($(T)crtend.o): Likwise.
10542 ($(T)crtbeginS.o): Likwise.
10543 ($(T)crtendS.o): Likwise.
10544 ($(T)crtfastmath.o): Likwise.
10546 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10548 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10549 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10550 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10551 and x_n_bbs_in_dom_tree fields.
10553 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10555 PR tree-optimization/32087
10556 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10557 Do not call scale_bbs_frequencies_int with prob of zero.
10559 2007-07-26 Julian Brown <julian@codesourcery.com>
10561 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10562 (neon_element_bits): Add prototypes.
10563 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10564 (neon_const_bounds, neon_element_bits): New functions.
10565 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10566 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10567 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10568 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10569 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10570 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10571 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10572 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10573 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10574 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10575 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10576 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10577 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10579 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10581 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10582 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10584 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10585 Julian Brown <julian@codesourcery.com>
10587 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10588 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10589 * config/arm/cortex-a8.md: New.
10590 * config/arm/cortex-a8-neon.md: New.
10591 * config/arm/neon-schedgen.ml: New.
10592 * config/arm/neon.md (vqh_mnem): New.
10594 (Is_float_mode): New.
10595 (Scalar_mul_8_16): New.
10597 (V_mode_nunits): New.
10598 (All instruction patterns): Annotate with neon_type attribute
10600 * config/arm/arm.md: Include cortex-a8.md.
10601 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10603 Annotate instruction patterns accordingly.
10604 (generic_sched): Do not use generic scheduling for Cortex-A8.
10605 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10607 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10609 * fold-const.c (fold_read_from_constant_string): Use
10610 build_int_cst_type.
10611 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10613 2007-07-26 Nick Clifton <nickc@redhat.com>
10615 * tree-ssa-operands.h: Change copyright header to refer to version
10616 3 of the GNU General Public License and to point readers at the
10617 COPYING3 file and the FSF's license web page.
10618 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10619 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10620 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10621 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10622 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10623 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10624 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10625 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10626 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10627 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10628 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10629 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10630 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10631 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10632 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10633 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10634 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10635 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10636 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10637 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10638 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10639 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10640 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10641 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10642 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10643 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10644 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10645 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10646 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10647 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10648 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10649 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10650 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10651 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10652 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10653 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10654 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10655 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10656 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10657 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10658 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10659 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10660 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10661 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10662 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10663 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10664 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10665 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10666 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10667 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10668 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10669 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10670 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10671 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10672 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10673 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10674 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10675 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10676 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10677 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10678 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10679 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10680 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10681 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10682 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10683 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10684 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10685 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10686 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10687 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10688 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10689 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10690 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10691 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10692 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10693 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10694 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10695 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10696 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10697 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10698 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10699 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10700 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10701 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10702 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10703 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10704 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10705 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10706 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10707 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10708 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10709 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10710 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10711 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10712 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10713 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10714 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10715 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10716 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10717 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10718 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10719 convert.c, convert.h, langhooks-def.h, reload1.c,
10720 tree-ssa-operands.c: Likewise.
10722 2007-07-26 Jan Hubicka <jh@suse.cz>
10724 * tree-ssa-live.c: Include debug.h and flags.h.
10725 (mark_scope_block_unused): New function.
10726 (remove_unused_scope_block_p): New function.
10727 (remove_unused_locals): Remove unused blocks too.
10729 2007-07-25 Ian Lance Taylor <iant@google.com>
10731 * combine.c (combine_max_regno): Remove. Remove all uses.
10732 (struct reg_stat_struct): Rename from struct reg_stat.
10733 (reg_stat_type): Define, and declare VECs.
10734 (reg_stat): Change from pointer to VEC. Change all uses.
10735 (combine_split_insns): New static function.
10736 (try_combine, find_split_point): Call it instead of split_insns.
10738 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10740 * cfghooks.c (split_block): Fix the information about loop latch.
10742 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10744 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10746 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10748 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10749 Scan the new edge for loop exit info.
10751 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10753 * config/darwin.c: Include debug.h.
10755 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10758 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10760 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10762 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10763 (HARD_REGNO_MODE_OK): Ditto.
10764 (MODES_TIEABLE_P): Ditto.
10765 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10766 (CLASS_MAX_NREGS): Ditto.
10767 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10768 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10769 (divdf3_internal_thr): Removed.
10770 * config/ia64/div.md: New file.
10771 * config/ia64/constraints.md: Add H constraint.
10773 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10775 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10776 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10777 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10778 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10779 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10780 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10781 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10782 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10783 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10784 dump_sbitmap_file, debug_sbitmap, popcount_table,
10785 sbitmap_popcount): Constify.
10786 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10787 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10788 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10789 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10790 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10791 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10792 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10793 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10794 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10795 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10796 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10798 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10800 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10801 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10802 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10803 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10804 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10805 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10806 bitmap_intersect_p, bitmap_intersect_compl_p,
10807 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10808 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10810 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10811 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10812 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10813 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10814 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10815 debug_bitmap, debug_bitmap_file, bitmap_print,
10816 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10817 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10819 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10821 * config/darwin.c (darwin_override_options): Additional fix for
10822 debug info formats that don't support var tracking.
10824 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10826 * cselib.c (entry_and_rtx_equal_p): Constify.
10827 * gengtype.c (output_mangled_typename, write_types, write_local):
10829 * gengtype.h (const_type_p): New.
10830 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10832 * tlink.c (scan_linker_output): De-constify.
10833 * tree-ssa-loop-im.c (memref_eq): Constify.
10834 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10835 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10837 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10839 * c-common.c (fname_as_string, c_type_hash): Constify.
10840 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10841 * cgraph.c (edge_hash, edge_eq): Likewise.
10842 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10843 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10844 reg_attrs_htab_eq): Likewise.
10845 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10847 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10848 const_decl_t, const_state_t, const_automata_list_el_t): New.
10849 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10850 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10851 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10852 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10853 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10854 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10855 compare_max_occ_cycle_nums, out_state_arcs_num,
10856 compare_transition_els_num, units_cmp, state_reservs_cmp):
10858 * genmodes.c (cmp_modes): Likewise.
10859 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10860 * gimplify.c (compare_case_labels): Likewise.
10861 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10862 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10863 * matrix-reorg.c (mtt_info_hash): Likewise.
10864 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10865 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10866 (htab_hash_bucket, htab_hash_elem): Constify.
10867 * tree-browser.c (TB_parent_eq): Likewise.
10868 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10869 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10870 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10871 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10873 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10874 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10875 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10876 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10877 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10879 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10880 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10881 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10882 * tree-ssa-threadupdate.c (redirection_data_hash,
10883 redirection_data_eq): Likewise.
10884 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10885 * tree-ssa.c (var_ann_eq): Likewise.
10886 * tree-vrp.c (compare_case_labels): Likewise.
10887 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10888 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10889 tree_not_check_failed, tree_class_check_failed,
10890 tree_range_check_failed, tree_not_class_check_failed,
10891 omp_clause_check_failed, omp_clause_range_check_failed,
10892 tree_contains_struct_check_failed, tree_operand_check_failed):
10894 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10895 tree_not_check_failed, tree_class_check_failed,
10896 tree_range_check_failed, tree_not_class_check_failed,
10897 tree_operand_check_failed, omp_clause_operand_check_failed,
10898 tree_operand_length): Likewise.
10899 * var-tracking.c (const_variable): New.
10900 (variable_htab_hash, variable_htab_eq): Constify.
10901 * varasm.c (const_desc_hash): Likewise.
10903 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10905 * expr.c (handled_component_p): Constify.
10906 * fold-const.c (fit_double_type): Likewise.
10907 * real.h (real_value_from_int_cst): Likewise.
10908 * tree-flow-inline.h (gimple_in_ssa_p,
10909 gimple_aliases_computed_p, gimple_addressable_vars,
10910 gimple_call_clobbered_vars, gimple_referenced_vars,
10911 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10912 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10913 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10914 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10915 is_label_stmt, is_global_var, phi_ssa_name_p,
10916 factoring_name_p, is_call_clobbered, tree_common_ann,
10917 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10918 unmodifiable_var_p, array_ref_contains_indirect_ref,
10919 ref_contains_array_ref, lookup_subvars_for_var,
10920 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10921 gimple_mem_ref_stats): Likewise.
10922 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10923 may_aliases, is_exec_stmt, is_label_stmt,
10924 ref_contains_array_ref, array_ref_contains_indirect_ref,
10925 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10926 unmodifiable_var_p): Likewise.
10927 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10928 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10929 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10930 cst_and_fits_in_hwi, real_value_from_int_cst,
10931 build_real_from_int_cst, integer_zerop, integer_onep,
10932 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10933 tree_floor_log2, real_zerop, real_onep, real_twop,
10934 real_minus_onep, really_constant_p, purpose_member, chain_member,
10935 list_length, fields_length, int_size_in_bytes, bit_position,
10936 int_bit_position, byte_position, int_byte_position, expr_align,
10937 array_type_nelts, tree_node_structure,
10938 type_contains_placeholder_1, iterative_hash_pointer,
10939 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10940 tree_map_base_eq, type_hash_list, type_hash_eq,
10941 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10942 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10943 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10944 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10945 int_fits_type_p, get_containing_scope, decl_function_context,
10946 decl_type_context, omp_clause_operand_check_failed,
10947 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10948 * tree.h (omp_clause_operand_check_failed, tree_size,
10949 build_real_from_int_cst, array_type_nelts, purpose_member,
10950 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10951 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10952 is_attribute_p, check_qualified_type, expr_align,
10953 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10954 int_byte_position, list_length, fields_length, initializer_zerop,
10955 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10956 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10957 tree_node_structure, handled_component_p, get_containing_scope,
10958 decl_function_context, decl_type_context, real_zerop,
10959 type_num_arguments, fit_double_type, really_constant_p,
10960 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10961 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10962 real_twop, real_minus_onep, int_cst_value): Likewise.
10964 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10966 * cfglayout.c (insn_scope, insn_line): Constify.
10967 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10968 const_double_htab_hash, const_double_htab_eq,
10969 mem_attrs_htab_hash): Likewise.
10970 * loop-iv.c (biv_eq): Likewise.
10971 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10972 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10973 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10975 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10976 error_for_asm, warning_for_asm, _fatal_insn,
10977 _fatal_insn_not_found): Likewise.
10978 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10979 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10980 rtl_check_failed_type2, rtl_check_failed_code1,
10981 rtl_check_failed_code2, rtl_check_failed_code_mode,
10982 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10983 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10984 rtl_check_failed_type2, rtl_check_failed_code1,
10985 rtl_check_failed_code2, rtl_check_failed_code_mode,
10986 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10987 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10988 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10989 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10990 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10991 rtx_unstable_p, get_integer_term, get_related_value,
10992 offset_within_block_p, reg_mentioned_p, count_occurrences,
10993 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10994 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10995 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10996 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10997 find_constant_src, find_reg_fusage, find_regno_fusage,
10998 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10999 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
11000 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
11001 computed_jump_p, auto_inc_p, in_expr_list_p,
11002 remove_node_from_expr_list, loc_mentioned_in_p,
11003 label_is_jump_target_p, reversed_comparison_code_parts,
11004 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
11005 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
11006 print_inline_rtx): Likewise.
11007 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
11008 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
11009 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
11010 get_integer_term, get_related_value, offset_within_block_p,
11011 count_occurrences, reg_mentioned_p, no_labels_between_p,
11012 reg_used_between_p, reg_referenced_p, single_set_2,
11013 multiple_sets, set_noop_p, refers_to_regno_p,
11014 reg_overlap_mentioned_p, dead_or_set_p,
11015 covers_regno_no_parallel_p, covers_regno_p,
11016 dead_or_set_regno_p, find_reg_note, find_regno_note,
11017 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11018 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11019 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11020 side_effects_p, may_trap_p_1, may_trap_p,
11021 may_trap_after_code_motion_p, may_trap_or_fault_p,
11022 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11023 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11024 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11025 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11026 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11028 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11029 warning_for_asm): Likewise.
11030 * tree.h (print_rtl): Likewise.
11031 * varasm.c (get_pool_mode): Likewise.
11033 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11035 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11036 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11037 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11038 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11039 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11040 * ddg.c (compare_sccs): Likewise.
11041 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11042 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11043 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11044 decimal_do_fix_trunc, decimal_real_to_integer,
11045 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11046 * dse.c (const_group_info_t): New.
11047 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11048 * dwarf2out.c (const_dw_die_ref): New.
11049 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11050 * tree-browser.c (TB_parent_eq): Likewise.
11051 * unwind-dw2-fde.c (__register_frame_info_bases,
11052 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11053 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11055 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11056 * unwind-dw2.c (uw_frame_state_for): Likewise.
11057 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11058 * value-prof.h (const_histogram_value): New.
11060 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11062 * config/mips/mips.c (machine_function): Add
11063 initialized_mips16_gp_pseudo_p.
11064 (mips16_gp_pseudo_reg): Do not emit the initialization of
11065 mips16_gp_pseudo_rtx when being called from the gimple cost-
11066 calculation routines; emit it on the first use outside those
11069 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11071 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11074 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11075 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11076 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11077 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11078 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11079 Preserve const-ness of parameters through use of __typeof(),
11080 also constify and tidy.
11082 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11083 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11084 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11085 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11086 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11087 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11088 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11089 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11090 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11092 2007-07-25 Julian Brown <julian@codesourcery.com>
11093 Mark Shinwell <shinwell@codesourcery.com>
11095 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11096 (alpha_mangle_type): This.
11097 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11098 (TARGET_MANGLE_TYPE): Define this instead.
11099 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11100 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11101 (arm_init_neon_builtins): Fix comment.
11102 (arm_mangle_map_entry): New.
11103 (arm_mangle_map): New.
11104 (arm_mangle_type): New.
11105 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11106 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11107 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11108 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11109 (TARGET_MANGLE_TYPE): Define this instead.
11110 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11111 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11112 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11113 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11114 (TARGET_MANGLE_TYPE): Define this instead.
11115 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11117 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11118 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11119 (TARGET_MANGLE_TYPE): Define this instead.
11120 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11121 (s390_mangle_type): This.
11122 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11123 (TARGET_MANGLE_TYPE): Define this instead.
11124 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11125 (sparc_mangle_type): This.
11126 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11127 (TARGET_MANGLE_TYPE): Define this instead.
11128 * cp/mangle.c (write_type): Call mangle_type target hook on all
11129 types before mangling. Use original type, not main variant, as
11131 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11132 (TARGET_MANGLE_TYPE): This.
11133 * target.h (gcc_target): Rename mangle_fundamental_type to
11135 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11136 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11138 2007-07-25 Julian Brown <julian@codesourcery.com>
11139 Paul Brook <paul@codesourcery.com>
11140 Joseph Myers <joseph@codesourcery.com>
11141 Mark Shinwell <shinwell@codesourcery.com>
11143 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11144 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11145 (with_fpu): Allow --with-fpu=neon.
11146 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11147 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11148 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11149 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11150 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11151 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11152 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11153 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11154 (output_move_neon): Add prototypes.
11155 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11156 (all_fpus): Add FPUTYPE_NEON.
11157 (fp_model_for_fpu): Add NEON field.
11158 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11159 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11161 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11163 (thumb2_legitimate_address_p): Likewise.
11164 (neon_valid_immediate): Recognize and prepare constants suitable for
11166 (neon_immediate_valid_for_move): New function. Recognize and prepare
11167 immediates for NEON move instructions.
11168 (neon_immediate_valid_for_logic): New function. Recognize and
11169 prepare immediates for NEON logic instructions.
11170 (neon_output_logic_immediate): New function. Create asm string
11171 suitable for outputting immediate logic instructions.
11172 (neon_pairwise_reduce): New function. Implement reduction using
11173 pairwise operations.
11174 (neon_expand_vector_init): New function. Expand a (possibly
11175 non-constant) vector initialization.
11176 (neon_vector_mem_operand): New function. Memory operands supported
11177 for quad-word loads/stores to/from ARM or NEON registers. Don't
11178 allow base+offset addressing for core regs.
11179 (neon_struct_mem_operand): New function. Valid mems for NEON
11181 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11182 from neon_vector_mem_operand addresses without a secondary register.
11183 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11184 (add_minipool_backward_ref): Likewise.
11185 (dump_minipool): Likewise.
11186 (push_minipool_fix): Likewise.
11187 (output_move_quad): New function. Output quad-word moves, loads and
11188 stores using ARM registers.
11189 (output_move_vfp): Add support for vectors in VFP (NEON) D
11191 (output_move_neon): Output a NEON load/store to/from a quadword
11193 (arm_print_operand): Implement new codes:
11194 - 'c' for unadorned integers (without a # sign).
11195 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11197 - 'e', 'f' for the low and high D parts of a NEON Q register.
11198 - 'q' outputs a NEON Q register.
11199 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11200 - 'T' prints NEON opcode features from a coded bitmask.
11201 - 'F' is similar to T, but signed/unsigned codes both print as
11203 - 't' is similar to T, but 'u' is printed instead of 'p'.
11204 - 'O' prints 'r' if NEON instruction should perform rounding (as
11205 specified by bitmask), else prints nothing.
11206 - '#' is a punctuation character to stop operand numbers from
11207 running together with following digits in the assembler
11208 strings for instructions (when using mode attributes).
11209 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11210 constant vectors in big-endian mode, where necessary.
11211 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11212 Handle EI, OI, CI, XI modes.
11213 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11214 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11215 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11216 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11217 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11219 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11220 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11221 to turn v8qi, etc. into bits defined above.
11222 (neon_itype): New enumeration. Classifications of NEON builtins.
11223 (neon_builtin_datum): Define struct. Contains information about
11224 a single builtin (with multiple modes).
11225 (CF): Define helper macro for...
11226 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11228 (neon_builtin_data): New array. Define information about builtins
11229 for use during initialization/expansion.
11230 (arm_init_neon_builtins): New function.
11231 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11233 (neon_builtin_compare): New function.
11234 (locate_neon_builtin_icode): New function. Find an insn code for a
11235 builtin given a function code for that builtin. Also return type of
11236 builtin (NEON_BINOP, NEON_UNOP etc.).
11237 (builtin_arg): New enumeration. Types of arguments for builtins.
11238 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11239 Takes a variable argument list of builtin_arg types, terminated by
11241 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11242 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11243 (neon_emit_pair_result_insn): New function. Support returning pairs
11244 of vectors via a pointer.
11245 (neon_disambiguate_copy): New function. Set up operands for a
11246 multi-word copy such that registers do not get clobbered.
11247 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11248 ARM_BUILTIN_NEON_BASE.
11249 (arm_file_start): Set float-abi attribute for NEON.
11250 (arm_vector_mode_supported_p): Enable NEON vector modes.
11251 (arm_mangle_map_entry): New.
11252 (arm_mangle_map): New.
11253 (arm_mangle_vector_type): New.
11254 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11256 (TARGET_NEON): New macro. Target supports NEON.
11257 (fputype): Add FPUTYPE_NEON.
11258 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11259 for vectorization based on command-line arg.
11260 (NEON_REGNO_OK_FOR_NREGS): Define.
11261 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11262 (VALID_NEON_STRUCT_MODE): Define.
11263 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11264 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11265 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11266 (consttable_16): Add pattern for outputting 16-byte minipool
11268 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11270 (vec-common.md, neon.md): Include md files.
11271 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11272 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11273 (memory_constraint "Ut", "Un", "Us"): Define.
11274 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11275 (MMX_char): New mode attribute.
11276 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11277 (*add<mode>3_iwmmxt): New insn pattern.
11278 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11279 (*sub<mode>3_iwmmxt): New insn pattern.
11280 (mulv4hi3): Rename to...
11281 (*mulv4hi3_iwmmxt): This.
11282 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11283 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11284 (uminv4hi3, uminv2si3): Remove. Replace with...
11285 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11286 (*umin<mode>3_iwmmxt): These.
11287 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11288 (ashr<mode>3_iwmmxt): This new pattern.
11289 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11290 (lshr<mode>3_iwmmxt): This new pattern.
11291 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11292 (ashl<mode>3_iwmmxt): This new pattern.
11293 * config/arm/neon-docgen.ml: New file. Generate documentation for
11295 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11296 * config/arm/arm_neon.h: New (autogenerated).
11297 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11299 * config/arm/neon.md: New file. Define NEON instructions.
11300 * config/arm/neon.ml: New file. Abstract description of NEON
11301 instructions, used to generate arm_neon.h header, documentation and
11303 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11304 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11306 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11308 (ARM NEON Intrinsics): New subsection.
11309 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11311 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11313 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11316 2007-07-24 Jan Hubicka <jh@suse.cz>
11318 * regclass.c (move_table): New type.
11319 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11320 (init_move_cost): Break out from ...
11321 (init_reg_sets_1): ... here; simplify computation of
11322 have_regs-of_mode and contains_reg_of_mode.
11323 (record_reg_classes): Unswitch internal loops.
11324 (copy_cost): Trigger lazy initialization of move cost
11325 (record_address_regs): Likewise.
11327 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11329 * config/darwin.c (darwin_override_options): Don't force on
11330 flag_var_tracking_uninit when no debug info is requested.
11332 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11334 * cfgloop.c (init_loops_structure): New function.
11335 (flow_loops_find): Create root of the loop tree unconditionally.
11337 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11339 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11341 2007-07-24 Jan Hubicka <jh@suse.cz>
11343 * caller-save.c: Include ggc.h, gt-caller-save.h
11344 (reg_save_code, reg_restore_code): Rename to ...
11345 (cached_reg_save_code, cached_reg_restore_code): ... those.
11346 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11347 (reg_save_code, reg_restore_code): New functions.
11348 (init_caller_save): Do not intialize
11349 reg_save_code/reg_restore_code tables.
11350 * Makefile.in: (gt-caller-save.h): New.
11352 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11354 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11355 with the mode of the original operand instead of
11358 2007-07-23 Jan Hubicka <jH@suse.cz>
11360 * i386.c (ix86_secondary_memory_needed): Break out to...
11361 (inline_secondary_memory_needed): ... here.
11362 (ix86_memory_move_cost): Break out to ...
11363 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11364 maximum of input and output; fix handling of Q_REGS on 64bit.
11365 (ix86_secondary_memory_needed): Microoptimize.
11367 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11369 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11370 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11371 stmts_from_loop, known_dependences_p, build_rdg): New.
11372 * tree-data-ref.h: Depends on graphds.h.
11373 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11374 (build_rdg): Declared.
11375 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11377 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11379 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11382 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11383 Jakub Jelinek <jakub@redhat.com>
11385 PR middle-end/PR28690
11386 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11388 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11389 and MEM_POINTER operands over REG and MEM operands.
11390 (swap_commutative_operands_p): Change return value to bool.
11391 * rtl.h: Update the corresponding prototype.
11392 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11393 instead of gen_rtx_PLUS.
11394 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11395 value to bool. Change function arguments to rtx's and update code
11397 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11398 calls to match the new declaration.
11399 * simplify-rtx.c (simplify_associative_operation): Don't
11400 reorder simplify_binary_operation arguments.
11402 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11404 * config/mips/mips.c (override_options): Use mips_costs to derive
11405 the default branch cost.
11406 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11408 * config/mips/mips.opt (mbranch-cost=): New option.
11409 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11411 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11413 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11414 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11415 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11416 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11418 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11420 * config/mips/constraints.md (ks): New constraint.
11421 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11422 (*add<mode>3_mips16): ...here.
11424 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11426 * optabs.h (enum optab_index): Add new OTI_signbit.
11427 (signbit_optab): Define corresponding macro.
11428 (enum insn_code signbit_optab[]): Remove array.
11429 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11430 (expand_copysign_absneg): If back end provides signbit insn, use it
11431 instead of bit operations on floating point argument.
11432 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11433 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11434 for availability of signbit insn.
11436 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11437 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11438 SSE mode is not active.
11439 (isinf<mode>2): Disable for mfpmath=sse,387.
11441 2007-07-22 Ben Elliston <bje@au.ibm.com>
11443 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11445 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11447 2007-07-20 Richard Guenther <rguenther@suse.de>
11449 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11450 integral typed condition.
11451 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11452 booleanness. Only preserve conversions from a non-base
11453 type to a base type, not in general between types with
11454 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11455 * tree.def (COND_EXPR): Document that the condition
11456 can be of any integral type.
11458 2007-07-20 Nigel Stephens <nigel@mips.com>
11459 Richard Sandiford <richard@codesourcery.com>
11461 * config/mips/mips.h (mips_dwarf_regno): Declare.
11462 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11463 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11464 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11465 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11466 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11467 (REG_CLASS_NAMES): Update accordingly.
11468 * config/mips/mips.c (mips_dwarf_regno): New array.
11469 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11470 (mips_subword): Remove special handling for accumulator registers.
11471 (override_options): Initiailize mips_dwarf_regno. Remove use
11473 (mips_swap_registers): New function.
11474 (mips_conditional_register_usage): Swap accumulator registers
11475 around if TARGET_LITTLE_ENDIAN.
11476 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11477 * config/mips/constraints.md (h, l): Use the endianness to choose
11478 between MD0_REG and MD1_REG.
11479 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11480 alternative-dependent template.
11482 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11484 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11487 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11489 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11490 predecessor fallthru flags.
11492 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11494 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11495 of compare to the same type.
11496 * cfgloopmanip.c (add_loop): Update information about loop exits.
11497 (loop_version): Remove the innermost loop requirement.
11498 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11499 to sizetype for pointers.
11501 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11503 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11504 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11505 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11507 * config/dfp-bit.c: Empty for TFmode conversions.
11509 2007-07-18 Caroline Tice <ctice@apple.com>
11511 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11512 and handle them correctly; check that src is not NULL before
11514 (find_src_set_src): Likewise.
11516 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11518 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11519 (struct alignment_context, init_alignment_context): New.
11520 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11521 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11522 (XCHAL_HAVE_S32C1I): Likewise.
11523 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11524 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11525 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11526 (ATOMIC, HQI): New macros.
11527 (memory_barrier, *memory_barrier): New.
11528 (sync_lock_releasesi): New.
11529 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11530 (sync_lock_test_and_set<mode>): New.
11531 (sync_<atomic><mode>): New.
11532 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11533 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11534 (xtensa_expand_atomic): New.
11536 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11540 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11541 transformation for builtin ISNORMAL.
11542 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11543 * builtins.def (BUILT_IN_ISNORMAL): New.
11544 * doc/extend.texi: Document isnormal.
11546 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11550 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11551 optabs infrastructure. Provide generic implementation for
11553 (expand_builtin): Handle FINITE/ISFINITE.
11554 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11555 (fold_builtin_1): Likewise.
11557 * builtins.def (BUILT_IN_ISFINITE): New.
11559 * doc/extend.texi: Document isfinite.
11561 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11564 PR middle-end/20558
11566 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11567 generic fallback for isinf.
11568 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11569 calculation code ...
11570 * real.c (get_max_float): ... to here.
11571 * real.h (get_max_float): New.
11573 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11575 PR middle-end/32668
11577 * builtin-attrs.def (ATTR_TYPEGENERIC,
11578 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11580 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11581 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11582 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11583 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11585 * c-common.c (handle_type_generic_attribute): New.
11586 (c_common_attribute_table): Add "type generic".
11588 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11590 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11592 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11593 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11596 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11599 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11600 checking that the operand is an expression.
11602 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11603 Danny Smith <dannysmith@users.sourceforge.net>
11606 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11607 file mapping object in local namespace if Windows version later
11610 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11612 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11613 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11614 arm_cannot_force_const_mem.
11615 (arm_cannot_force_const_mem): New function.
11616 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11617 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11618 of arm_tls_referenced_p.
11619 * config/arm/arm.md (movsi): Split out-of-section constants when
11620 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11621 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11623 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11625 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11627 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11629 * config/mips/mips.md (*extendqihi2): Convert the destination
11632 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11634 * config/pa/fptr.c: Update license header.
11635 * config/pa/milli64.S: Likewise.
11637 2007-07-17 Nick Clifton <nickc@redhat.com>
11639 * COPYING_v3: New file. Contains version 3 of the GNU General
11641 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11642 Lesser General Public License.
11643 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11644 the GNU General Public License.
11646 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11648 PR rtl-optimization/32773
11649 * cfglayout.c (force_one_exit_fallthru): New function.
11650 (cfg_layout_finalize): Use it.
11652 2007-07-16 Richard Guenther <rguenther@suse.de>
11653 Uros Bizjak <ubizjak@gmail.com>
11655 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11656 before forcing it to gimple operand.
11658 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11659 David Ung <davidu@mips.com>
11661 * config/mips/mips.h (TUNE_24K): Define.
11662 (TUNE_MACC_CHAINS): Add TUNE_24K.
11663 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11665 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11666 (r74k_int_madd): .. this new reservation.
11667 (define_bypass): Fixed bypasses for r74k_int_madd to use
11668 mips_linked_madd_p.
11669 * config/mips/24k.md (define_bypass): Define new
11670 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11672 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11673 Nigel Stephens <nigel@mips.com>
11675 * config/mips/mips.md: Include 20kc.md.
11676 * config/mips/20kc.md: New file.
11677 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11678 (mips_adjust_cost): Tweak for 20Kc.
11679 (mips_issue_rate): Likewise.
11680 * config/mips/mips.h (TUNE_20KC): Define.
11682 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11684 * config/rs6000/rs6000.c (struct processor_cost): Add
11685 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11687 (*_cost): Add cache information.
11688 (rs6000_override_options): Set cache parameters.
11690 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11693 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11694 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11696 2007-07-16 Paul Brook <paul@codesourcery.com>
11699 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11700 (cirrus_thumb2_movsi_insn): Ditto.
11702 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11704 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11705 CR2_REGNO to R_CR2.
11707 2007-07-15 Andrew Haley <aph@redhat.com>
11709 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11710 before looking in the context.
11712 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11714 PR middle-end/32398
11715 PR middle-end/32769
11716 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11717 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11718 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11719 (pa_output_function_prologue): Use rp_saved and
11720 current_function_is_leaf to generate .CALLINFO statement.
11721 (hppa_expand_prologue): Set rp_saved.
11722 (hppa_expand_epilogue): Use rp_saved.
11723 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11724 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11726 2007-07-14 Dirk Mueller <dmueller@suse.de>
11728 * omega.c (coalesce): Fix memory leak on early exit.
11729 * matrix-reorg.c (check_allocation_function): Likewise.
11730 * tree-vect-transform.c (vect_get_new_vect_var): free result
11732 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11733 pass pointer to edge vector
11734 (partition_hot_cold_basic_blocks): Fix memory leak.
11735 * collect2.c (prefix_from_string): Free temporary storage.
11736 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11738 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11740 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11741 (DO_GLOBAL_DTORS_BODY): Likewise.
11743 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11744 Nigel Stephens <nigel@mips.com>
11746 * config/mips/mips.c (mips_classify_symbol): Don't return
11747 SYMBOL_SMALL_DATA for constant pool addresses if
11748 TARGET_EMBEDDED_DATA is true.
11750 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11752 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11753 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11754 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11755 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11756 __builtin_ia32_storehps, __builtin_ia32_storelps,
11757 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11758 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11759 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11760 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11761 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11762 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11763 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11764 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11765 using def_builtin_const.
11767 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11769 PR tree-optimization/32705
11770 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11771 (simplify_binary_expression): Use SSA_VAL consistently.
11773 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11775 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11776 (SPEFSCR_REGNO): Delete definition.
11777 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11778 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11779 * config/rs6000/rs6000.h: Do not define *_REGNO.
11780 LINK_REGISTER_REGNUM -> LR_REGNO.
11781 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11782 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11783 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11784 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11785 R_VRSAVE, R_VSCR. Use them.
11786 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11787 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11788 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11789 * config/rs6000/aix.h: Define R_LR. Use it.
11791 2007-07-13 Caroline Tice <ctice@apple.com>
11793 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11794 flag_var_tracking is explicitly turned off (i.e. when variable
11795 tracking is not feasible); otherwise, turn flag_var_tracking on when
11796 flag_var_tracking_uninit is on.
11797 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11798 note definitions, to allow recording of initialization status in the
11800 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11801 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11802 determine if two note locations are equal.
11803 (output_loc_list): Don't output list entries whose start & end labels
11805 (reg_loc_descriptor): Add parameter for initialization status; pass it
11806 to other loc descriptor functions.
11807 (one_reg_loc_descriptor): Add parameter for initialization status;
11808 check its value and add DW_OP_GNU_uninit to returned loc descr if
11810 (multiple_reg_loc_descriptor): Add parameter for initialization
11812 pass init status argument to other loc descriptor functions; check
11813 value of intialization parameter and add DW_OP_GNU_uninit to returned
11814 loc descr if appropriate.
11815 (based_loc_descr): Add parameter for initialization status; add new
11816 variable for return value; check value of initialization parameter and
11817 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11818 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11819 pass init status argument to other loc descriptor functions; check
11820 value of intialization parameter and add DW_OP_GNU_uninit to returned
11821 loc descr if appropriate.
11822 (mem_loc_descriptor): Likewise.
11823 (concat_loc_descriptor): Likewise.
11824 (concatn_loc_descriptor): Likewise.
11825 (loc_descriptor): Add parameter for initialization status; pass it as
11826 argument to other loc descriptor function calls.
11827 (loc_descriptor_from_tree_1): Add appropriate initialization status
11828 to loc descriptor function calls.
11829 (add_location_or_const_value_attribute): Get initialization status
11830 from VAR_LOCATION note; add initialization status to loc descriptor
11832 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11833 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11834 status is uninitialized, add "[uninint]" to output.
11835 * common.opt (fvar-tracking-uninit): New option, similar to
11836 fvar-tracking, to turn on tracking of uninitialized variables; creates
11837 a new global flag, flag_var_tracking_uninit.
11838 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11839 (enum var_init_status): New type, for var initialization status field.
11840 * var-tracking.c (struct location_chain_def): Two new fields, init,
11841 for initialization status, and set_src for the assignment value expr.
11842 (unshare_variable): New parameter for initialization status;
11843 initialize new init and set_src fields.
11844 (var_reg_set): New parameters for initialization status and value;
11845 pass them to set_variable_part.
11846 (var_mem_set): Likewise.
11847 (get_init_value): New function.
11848 (var_reg_delete_and_set): New initialization status & value
11849 parameters; add call to get_init_value if status is unknown; pass new
11850 parameters to clobber_variable_part and var_reg_set.
11851 (var_mem_delete_and_set): Likewise.
11852 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11853 (var_mem_delete): Likewise.
11854 (variable_union): Pass status to unshare_variable; initialize new init
11855 and set_src fields. If flag_var_tracking_uninit is not set, force
11856 status to initialized.
11857 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11858 used later to get the set_src value.
11859 (find_src_status): New function.
11860 (find_src_set_src): New function.
11861 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11862 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11863 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11864 and var_mem_delete_and_set.
11865 (dump_variable): Print out "[uninit]" if appropriate.
11866 (set_variable_part): Add new initialization and set_src parameters;
11867 pass status to unshare_variable; set node->init and node- >set_src
11868 fields and modify slot in hash table appropriately; save the init and
11869 set_src values if appropriate and assign to the new node.
11870 (clobber_variable_part): New set_src parameter; if two nodes have
11871 same variable and same location but different set_src (assignment)
11872 values, clobber old node.
11873 (delete_variable_part): Pass init status to unshare_variable.
11874 (emit_note_insn_var_location): Add initialized var; assign var's init
11875 status to new 'initialized'; pass new init status field to calls to
11876 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11877 status to initialized.
11878 (emit_notes_in_bb): Pass initialization status to calls to
11879 var_reg_set, var_mem_set, var_reg_delete_and_set and
11880 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11881 var_reg_delete_and_set and var_mem_delete_and_set; call
11882 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11883 make up for change in add_stores.
11884 (vt_add_function_parameters): Add status to calls to
11886 * config/darwin.c (darwin_override_options): Turn on uninitialized
11887 tracking automatically, if var_tracking is on and the system is
11890 2007-07-13 Sa Liu <saliu@de.ibm.com>
11892 * config.gcc: Add options for arch and tune on SPU.
11893 * config/spu/predicates.md: Add constant operands 0 and 1.
11894 * config/spu/spu-builtins.def: Add builtins for double precision
11895 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11896 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11898 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11900 * config/spu/spu-protos.h: Add new function prototypes.
11901 * config/spu/spu.c (spu_override_options): Check options -march and
11903 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11904 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11906 (spu_const_from_int): New. Create a vector constant from 4 ints.
11907 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11908 (spu_emit_vector_compare): New. Emit vector compare.
11909 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11910 * config/spu/spu.h: Add options -march and -mtune. Define processor
11911 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11912 CANONICALIZE_COMPARISON.
11913 * config/spu/spu.md: Add new insns for double precision compare
11914 and double precision vector compare. Add vcond and smax/smin patterns
11915 to enable DFmode vector conditional expression.
11916 * config/spu/spu.opt: Add options -march and -mtune.
11917 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11918 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11919 both CELL and CELLEDP targets: spu_testsv.
11920 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11923 2007-07-13 Richard Guenther <rguenther@suse.de>
11925 PR tree-optimization/32721
11926 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11927 TREE_THIS_VOLATILE on the folded reference.
11928 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11929 if the array reference has TREE_THIS_VOLATILE set.
11931 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11934 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11936 2007-07-13 Andreas Schwab <schwab@suse.de>
11938 * gengtype-lex.l: Allow declarations to be indented.
11940 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11942 * ginclude/tgmath.h: New.
11943 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11944 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11945 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11946 * configure: Regenerate.
11948 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11950 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11951 correct index when setting register save state for xd
11954 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11956 * config/sh/sh.c (mark_use): Remove.
11958 2007-07-12 Paul Brook <paul@codesourcery.com>
11960 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11961 reg does not overlap return value.
11963 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11965 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11966 (set_expression_vuses): Ditto.
11967 (init_pre): Initialize expression_vuses.
11969 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11971 * config/i386/sse.md (storentdf, storentsf): New.
11973 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11975 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11977 * tree.c (build_decl_stat): Move code from here...
11978 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11979 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11980 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11981 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11982 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11985 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11986 Devang Patel <dpatel@apple.com>
11988 PR tree-optimization/25413
11989 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11990 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11991 * tree.h (contains_packed_reference): New.
11992 * expr.c (contains_packed_reference): New.
11993 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11994 (vect_enhance_data_refs_alignment): Call
11995 vector_alignment_reachable_p.
11996 * target.h (vector_alignment_reachable): New builtin.
11997 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11998 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11999 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
12001 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
12003 * target.h (builtin_vectorization_cost): Add new target builtin.
12004 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
12005 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
12006 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
12007 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
12008 uninitialized variables.
12009 * tree-vect-transform.c (cost_for_stmt): New function.
12010 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
12011 using cost 1 for all scalar stmts. Be less conservative when
12012 estimating the number of prologue/epulogue iterations. Call
12013 targetm.vectorize.builtin_vectorization_cost. Return
12014 min_profitable_iters-1.
12015 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12016 initialization cost instead of TARG_VEC_STMT_COST. Use
12017 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12018 epilogue code. Fix epilogue cost computation.
12019 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12020 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12021 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12022 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12023 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12024 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12026 2007-07-12 Richard Guenther <rguenther@suse.de>
12028 * gimplify.c (gimplify_conversion): Make sure that the result
12029 from maybe_fold_offset_to_reference is trivially convertible
12030 to the desired type before doing the simplification.
12031 (gimplify_expr): Likewise.
12032 * fold-const.c (fold_binary): Use the correct types for
12033 building the simplified expression.
12035 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12037 PR rtl-optimization/32729
12038 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12039 that fallthru to exit.
12041 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12043 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12044 (symDTPOFF2reg): Likewise.
12046 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12048 PR tree-optimization/32663
12050 * tree.h (VALUE_HANDLE_VUSES): Remove.
12051 (struct tree_value_handle): Remove vuses.
12053 * tree-vn.c (create_value_handle_for_expr): Don't set
12054 VALUE_HANDLE_VUSES.
12056 * tree-ssa-pre.c (expression_vuses): New.
12057 (alloc_expression_id): Set up expression_vuses.
12058 (get_expression_vuses): New.
12059 (set_expression_vuses): Ditto.
12060 (clear_expression_ids): Modify for expression_vuses.
12061 (phi_translate_1): Ditto.
12062 (phi_translate_set): Ditto.
12063 (value_dies_in_block_x): Ditto
12064 (valid_in_sets): Ditto.
12065 (add_to_sets): Ditto.
12066 (find_existing_value_expr): Ditto.
12067 (create_value_handle_for_expr): Ditto.
12068 (make_values_for_stmt): Ditto.
12069 (vuse_equiv): Remove.
12071 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12073 * Makefile.in (mostlyclean): Remove object files.
12075 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12077 * toplev.c (no_new_pseudos): Deleted.
12078 * rtl.h (no_new_pseudos): Deleted.
12079 * tree-pass.h (pass_no_new_pseudos): Deleted.
12080 * passes.c (pass_no_new_pseudos): Deleted.
12081 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12082 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12083 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12085 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12086 * rtlhooks.c (gen_lowpart_general): Ditto.
12087 * optabs.c (prepare_operand): Ditto.
12088 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12090 * modulo-sched.c (rest_of_handle_sms): Ditto.
12091 * see.c (rest_of_handle_see): Ditto.
12092 * ifcvt.c (if_convert): Ditto.
12093 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12095 * init-regs.c (gate_initialize_regs): Deleted set of
12097 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12098 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12099 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12101 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12104 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12105 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12106 (*vec_extractv2di_1_rex64): New insn pattern.
12108 2007-07-11 David Daney <ddaney@avtrex.com>
12110 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12111 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12112 for SIGNAL_UNWIND_RETURN_COLUMN.
12113 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12114 (DWARF_FRAME_REGNUM): Rewrite.
12115 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12117 2007-07-11 Nick Clifton <nickc@redhat.com>
12119 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12120 delta and use gen_int_mode in place of GET_INT instead.
12122 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12124 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12127 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12129 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12130 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12132 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12133 (USE_CANONICAL_TYPES): New.
12134 * doc/invoke.texi (verify-canonical-types): Remove.
12135 (use-canonical-types): Add.
12137 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12139 * config/spu/spu.c (spu_optimization_options): Remove setting of
12140 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12141 (spu_override_options): Move it here.
12143 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12145 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12146 * config/mips/mips.c (mips_cpu_info_table): Mention
12147 MIPS_ISA_LEVEL_SPEC in the comment.
12149 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12151 PR tree-optimization/32713
12152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12154 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12156 PR middle-end/30482
12157 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12158 conditional to flag_isoc99.
12159 (c_common_init_options): Do it here, unconditionally.
12161 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12163 PR tree-optimization/32589
12164 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12165 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12166 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12167 predicate, extracted from...
12168 (set_rhs): ...here. Call it for the expression on entry.
12169 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12170 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12171 (simplify_binary_expression): Use valid_gimple_expression_p
12172 to validate the simplification.
12173 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12175 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12177 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12178 DWARF2_DEBUG on 32 bit target too.
12179 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12181 2007-07-11 Nick Clifton <nickc@redhat.com>
12183 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12184 version for 64-bit hosts.
12186 2007-07-10 David Daney <ddaney@avtrex.com>
12188 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12190 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12192 * config/mips/mips.c (mips_expand_synci_loop): New function.
12193 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12194 (UNSPEC_RDHWR): Same.
12195 (UNSPEC_SYNCI): Same.
12196 (UNSPEC_SYNC): Same.
12197 (clear_cache): New expand.
12201 (clear_hazard): Same.
12202 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12204 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12205 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12207 2007-07-10 Ian Lance Taylor <iant@google.com>
12209 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12212 2007-07-10 David Daney <ddaney@avtrex.com>
12214 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12215 * builtins.c (expand_builtin___clear_cache): New function.
12216 (expand_builtin): Call expand_builtin___clear_cache for
12217 BUILT_IN_CLEAR_CACHE case.
12218 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12219 * doc/md.texi (clear_cache): Document new instruction pattern.
12220 * testsuite/gcc.dg/builtins-64.c: New test.
12222 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12224 * config/cris/cris.md ("movsi"): Fix typo in last change.
12226 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12229 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12231 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12232 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12233 for FUNCTION_DECLs. Don't use align_functions_log if
12235 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12236 even for FUNCTION_DECLs.
12237 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12239 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12240 (DECL_FUNCTION_CODE): Update for new location and name of
12242 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12243 (struct tree_decl_common): Move 'align' and 'off_align' out
12244 of union, ensure they're still on a 32-bit boundary. Remove
12245 other fields in union 'u1'.
12246 (struct tree_function_decl): Add field 'function_code' replacing
12247 'u1.f' in tree_decl_common.
12248 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12249 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12250 (Variable Attributes): Cross-reference 'aligned' attribute
12251 to Function Attributes.
12252 * flags.h (force_align_functions_log): Delete.
12253 * toplev.c (force_align_functions_log): Delete.
12255 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12258 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12259 (*vec_concatv2di_rex): New insn pattern.
12261 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12264 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12266 2007-07-10 Ian Lance Taylor <iant@google.com>
12268 Replace no_new_pseudos in backends.
12269 * rtl.h (can_create_pseudo_p): Define.
12270 * config/darwin.c (machopic_indirect_data_reference): Use
12271 can_create_pseudo_p () instead of no_new_pseudos.
12272 (machopic_indirect_data_reference): Likewise.
12273 (machopic_legitimize_pic_address): Likewise.
12274 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12275 (alpha_emit_set_const_1): Likewise.
12276 (alpha_emit_set_const): Likewise.
12277 (alpha_emit_conditional_move): Likewise.
12278 (alpha_split_conditional_move): Likewise.
12279 * config/alpha/alpha.md (various splitters): Likewise.
12281 * config/arm/arm.c (legitimize_pic_address): Likewise.
12282 (arm_load_pic_register): Likewise.
12283 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12284 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12285 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12286 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12287 * config/cris/cris.md (movsi): Likewise.
12288 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12289 (symGOTOFF2reg_hilo): Likewise.
12290 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12291 * config/h8300/h8300.md (insv, extzv): Likewise.
12292 * config/i386/i386.c (ix86_expand_move): Likewise.
12293 (ix86_expand_vector_move): Likewise.
12294 (ix86_prepare_fp_compare_args): Likewise.
12295 (ix86_expand_carry_flag_compare): Likewise.
12296 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12297 (tls_dynamic_gnu2_combine_32): Likewise.
12298 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12299 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12300 (ia64_expand_movxf_movrf): Likewise.
12301 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12302 (m32c_split_move): Likewise.
12303 (m32c_expand_insv): Likewise.
12304 * config/m68k/m68k.md (movsi): Likewise.
12305 * config/mips/mips.c (mips_force_temporary): Likewise.
12306 (mips_split_symbol): Likewise.
12307 (mips_move_integer): Likewise.
12308 (mips_legitimize_const_move): Likewise.
12309 * config/mn10300/mn10300.md (movsi): Likewise.
12310 * config/pa/pa.c (emit_move_sequence): Likewise.
12311 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12312 (rs6000_got_register): Likewise.
12313 (create_TOC_reference): Likewise.
12314 (rs6000_machopic_legitimize_pic_address): Likewise.
12315 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12316 (various splitters): Likewise.
12317 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12318 (movsi_got): Likewise.
12319 * config/s390/s390.c (emit_symbolic_move): Likewise.
12320 * config/s390/s390.md (movhi, movqi): Likewise.
12321 (load_multiple, store_multiple): Likewise.
12322 * config/score/score.c (score_force_temporary): Likewise.
12323 * config/sh/sh.c (prepare_move_operands): Likewise.
12324 (prepare_cbranch_operands): Likewise.
12325 (emit_fpu_switch): Likewise.
12326 (fpscr_set_from_mem): Likewise.
12327 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12328 (adddi3, subsi3): Likewise.
12329 (various splitters): Likewise.
12330 (divsi_inv_fp_combine): Likewise.
12331 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12332 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12334 * config/sh/predicates.md (xor_operand): Likewise.
12335 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12336 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12337 (movdi_pic_label_ref): Likewise.
12338 * config/spu/spu.c (spu_split_immediate): Likewise.
12339 * config/alpha/alpha.md (various splitters): Remove test
12340 !no_new_pseudos || reload_completed.
12341 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12343 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12344 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12345 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12346 * config/score/score.c (th_output_mi_thunk): Likewise.
12347 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12348 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12350 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12352 PR rtl-optimization/32664
12353 * mode-switching.c (create_pre_exit): Skip barrier insns.
12355 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12357 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12358 force_gimple_operand_bsi.
12359 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12360 rewrite_use_compare): Ditto.
12361 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12363 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12364 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12365 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12366 * tree-profile.c (prepare_instrumented_value,
12367 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12368 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12369 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12370 tree_gen_ior_profiler): Ditto.
12371 * tree-ssa-reassoc.c (negate_value): Ditto.
12372 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12373 Use force_gimple_operand_bsi.
12374 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12375 * tree-if-conv.c (add_to_dst_predicate_list,
12376 find_phi_replacement_condition): Ditto.
12377 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12378 Call mark_symbols_for_renaming for new statements.
12379 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12381 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12383 * cfghooks.c (remove_edge): New function.
12384 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12386 * cfghooks.h (remove_edge): Declare.
12387 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12388 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12390 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12392 * optabs.h: Added declaration for signbit_optab.
12393 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12394 * genoptinit.c (optabs): Added entry for signbit insns.
12395 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12396 insn, if available.
12397 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12398 * config/s390/s390.md (signbit<mode>2): New expander.
12400 2007-07-09 Richard Guenther <rguenther@suse.de>
12402 PR middle-end/32698
12403 * fold-const.c (fold_plusminus_mult_expr): Move constant
12404 arguments second to allow decomposing.
12406 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12409 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12411 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12412 Disregard DECL_FROM_INLINE.
12414 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12417 * doc/invoke.texi: Add ftree-reassoc flag.
12418 * common.opt (ftree-reassoc): New flag.
12419 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12420 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12422 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12424 PR tree-optimization/32681
12425 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12426 saved in second_edge->aux when first_bb is a loop header.
12428 2007-07-09 Jan HUbicka <jh@suse.cz>
12430 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12432 2007-07-09 Richard Guenther <rguenther@suse.de>
12434 * c-decl.c (start_function): Do not promote return type.
12436 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12438 * function.c (do_warn_unused_parameter): Do not warn if
12439 TREE_NO_WARNING is set.
12441 2007-07-08 Andreas Schwab <schwab@suse.de>
12443 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12445 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12448 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12450 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12451 apply to assembly language, too.
12452 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12454 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12456 Revert (note the sccvn portions are *not* reverted)
12457 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12459 Fix PR tree-optimization/23488
12461 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12463 * tree-flow-inline.h (get_value_handle): Ditto.
12464 * tree-ssa-pre.c (decl_vh_map): New.
12465 (decl_node_pool): New.
12466 (can_value_number_operation): Support DECL_P.
12467 (can_PRE_operation): Ditto.
12468 (create_expression_by_pieces): Ditto.
12469 (find_existing_value_expr): Modify to differnetiate between
12470 addressing and top level.
12471 (create_value_handle_for_expr): Handle DECL's.
12472 (poolify_tree): Ditto.
12473 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12474 (make_values_for_stmt): Handle DECL's properly.
12475 (init_pre): Reorg to not init useless things during FRE.
12477 * tree-flow.h: Include pointer-set.h.
12478 (decl_vh_map): Declare.
12479 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12481 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12483 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12484 the constraint description.
12485 * doc/md.texi: Update documentation of AVR constraints.
12487 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12489 * auto-inc-dec.c, config/arm/arm.c,
12490 config/m32r/constraints.md, config/mips/mips.md,
12491 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12492 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12493 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12494 typos. Follow spelling conventions.
12495 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12497 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12498 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12500 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12501 realloc_vuse): Remove.
12502 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12505 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12507 Fix PR tree-optimization/23488
12509 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12510 (try_to_simplify): Ditto.
12511 (visit_use): Ditto.
12512 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12514 * tree-flow-inline.h (get_value_handle): Ditto.
12515 * tree-ssa-pre.c (decl_vh_map): New.
12516 (decl_node_pool): New.
12517 (can_value_number_operation): Support DECL_P.
12518 (can_PRE_operation): Ditto.
12519 (create_expression_by_pieces): Ditto.
12520 (find_existing_value_expr): Modify to differnetiate between
12521 addressing and top level.
12522 (create_value_handle_for_expr): Handle DECL's.
12523 (poolify_tree): Ditto.
12524 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12525 (make_values_for_stmt): Handle DECL's properly.
12526 (init_pre): Reorg to not init useless things during FRE.
12528 * tree-flow.h: Include pointer-set.h.
12529 (decl_vh_map): Declare.
12530 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12532 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12534 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12535 apply to assembly language, too.
12536 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12538 2007-07-06 Ian Lance Taylor <iant@google.com>
12539 Zack Weinberg <zackw@panix.com>
12541 PR middle-end/32441
12542 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12544 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12546 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12547 (prefetch): Likewise if "pref" would be used.
12549 2007-07-06 Josh Conner <jconner@apple.com>
12551 PR middle-end/32602
12552 PR middle-end/32603
12553 * calls.c (store_one_arg): Handle arguments which are partially
12554 on the stack when detecting argument overlap.
12556 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12558 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12559 chosen during find_reloads.
12561 2007-07-06 Richard Guenther <rguenther@suse.de>
12563 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12564 TYPE_ARG_TYPES for verification of argument types. Use
12565 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12566 parameters as variable arguments.
12568 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12570 * libgcc2.h (word_type): Type definition removed.
12571 (cmp_return_type, shift_count_type): Type definitions added.
12572 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12573 replaced with shift_count_type.
12574 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12576 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12577 changed from word_type to Wtype.
12578 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12579 replaced with shift_count_type.
12580 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12582 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12583 and libgcc_shift_count attribute added.
12584 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12585 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12586 (TARGET_INITIALIZER): New target hooks added.
12587 * targhooks.c (default_libgcc_cmp_return_mode,
12588 default_libgcc_shift_count_mode): Default implementations for the new
12589 target hooks added.
12590 * targhooks.h (default_libgcc_cmp_return_mode,
12591 default_libgcc_shift_count_mode): Function prototypes added.
12592 * target.h (struct gcc_target): Fields for the new target hooks added.
12593 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12595 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12598 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12599 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12601 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12602 s390_libgcc_shift_count_mode): Functions added.
12603 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12604 Target hooks defined.
12606 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12608 * config/mips/mips.c (compute_frame_size): Restore the original
12609 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12610 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12611 Document why the difference is needed.
12613 2007-07-06 Richard Guenther <rguenther@suse.de>
12615 * c-common.c (boolean_increment): Use correctly typed
12618 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12620 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12621 the topmost argument register is not also included in the save mask.
12622 (mips16e_collect_argument_save_p): Take a pointer to the argument
12623 register, rather than a pointer to the number of arguments.
12624 (mips16e_collect_argument_saves): Only include argument saves
12625 that aren't in the register mask.
12627 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12629 PR rtl-optimization/32450
12630 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12631 to ensure that instructions are not moved into the prologue when
12632 profiling is on. Remove unused prologue_end variable.
12633 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12634 as a scheduling barrier.
12636 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12639 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12640 Disregard DECL_FROM_INLINE.
12642 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12644 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12645 IORing with a constant.
12647 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12649 PR rtl-optimization/32475
12650 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12651 for every definition of the stack pointer.
12653 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12655 * arm.c (vfp3_const_double_index): Copy signed results of
12656 REAL_VALUE_TO_INT into unsigned vars.
12658 2007-07-05 Richard Guenther <rguenther@suse.de>
12660 PR middle-end/32639
12661 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12663 * tree-ssa.c (useless_type_conversion_p): Check canonical
12666 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12668 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12669 zero_extendhisi2): Change to define_insn_and_split.
12670 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12672 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12674 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12675 pass_match_asm_constraints): New.
12676 * passes.c (init_optimization_passes): Add new pass.
12677 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12678 * function.h (struct function): Add has_asm_statement bit.
12679 (current_function_has_asm_statement): New.
12680 * tree-pass.h (pass_match_asm_constraints): New.
12682 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12684 * config/mips/mips.c (mips_file_start): Avoid declaration
12687 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12689 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12691 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12693 * rtl.def (NOTE): Change print format string to print
12694 operand 5 as a note insn name.
12696 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12697 David Ung <davidu@mips.com>
12699 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12700 * doc/invoke.texi: (MIPS Options): Document them.
12702 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12703 David Ung <davidu@mips.com>
12705 Add support for SmartMIPS ASE.
12707 * optabs.c (expand_binop_directly): New, broken out from...
12708 (expand_binop): Here. Make it try rotating in the other
12709 direction even when the second operand isn't constant.
12710 * config/mips/mips.md (*lwxs): New.
12711 * config/mips/mips.opt (msmartmips): New.
12712 * config/mips/mips.c (mips_lwxs_address_p): New.
12713 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12714 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12715 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12716 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12717 (ISA_HAS_LWXS): New.
12718 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12719 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12720 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12721 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12722 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12723 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12724 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12726 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12728 * tree-vectorizer.c (new_loop_vec_info): Initialize
12729 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12730 * tree-vectorizer.h (_loop_vec_info): Added new filed
12731 min_profitable_iters.
12732 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12733 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12734 * tree-vect-analyze.c (vect_analyze_operations): Set
12735 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12736 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12737 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12738 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12739 and prologue cost to after they are computed.
12740 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12741 TARG_VEC_STMT_COST.
12742 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12743 of creating vectors from scalars according to dt.
12744 (vect_model_store_cost): Likewise.
12745 (vectorizable_call): Use dt array instead of scalar dt. Call
12746 vect_model_simple_cost with additional argument dt.
12747 (vectorizable_assignment): Likewise.
12748 (vectorizable_operation): Likewise.
12749 (vectorizable_type_demotion): Likewise.
12750 (vectorizable_type_promotion): Likewise.
12751 (vectorizable_store): Use dt array instead of scalar dt. Call
12752 vect_model_store_cost with additional argument dt.
12753 (vect_do_peeling_for_loop_bound): Don't call
12754 vect_estimate_min_profitable_iters. Instead, lookup
12755 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12756 "may not be profitable".
12758 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12761 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12762 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12763 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12764 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12766 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12768 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12769 addressing modes cheaper.
12771 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12773 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12774 (dw_ranges_struct): Rename block_num to num. Adjust.
12775 (dw_ranges_by_label_struct): New.
12776 (ranges_by_label, ranges_by_label_allocated,
12777 ranges_by_label_in_use): New variables.
12778 (add_ranges_num): Factored most of the code out of...
12779 (add_ranges): ... this one. Rewrite in terms of the former.
12780 (add_ranges_by_labels): New.
12781 (output_ranges): Output by-label ranges.
12782 (dwarf2out_finish): Output range for multiple-section
12783 compile_unit. Output standard DW_AT_low_pc in addition to
12784 unexpected DW_AT_entry_pc.
12786 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12788 PR tree-optimization/32604
12789 PR tree-optimization/32606
12791 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12792 (compute_antic_safe): Removed.
12793 (ANTIC_SAFE_LOADS): Ditto.
12794 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12795 (execute_pre): Don't call compute_antic_safe.
12796 (vuse_equiv): New function.
12797 (make_values_for_stmt): Use it
12798 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12801 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12804 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12805 rather than a decl.
12806 (avr_attribute_table): Make "naked" attribute apply to function types
12807 rather than to decls.
12808 (avr_handle_fntype_attribute): New function.
12810 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12812 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12815 2007-07-04 David Ung <davidu@mips.com>
12816 Joseph Myers <joseph@codesourcery.com>
12818 * config/mips/mips.md (type): Add logical, signext and move.
12819 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12820 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12821 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12822 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12823 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12824 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12825 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12826 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12827 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12828 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12829 movv2sf_hardfloat_64bit): Use the new types.
12830 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12831 *movdf_softfloat, *movdf_mips16): Use "multi".
12832 (extendqihi2): Replace with a define_expand.
12833 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12834 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12835 * config/mips/74k.md (r74k_int_logical): New reservation and
12837 (r74k_int_arith): Remove "slt".
12838 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12839 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12840 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12841 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12842 reservations for "arith".
12844 2007-07-04 Richard Guenther <rguenther@suse.de>
12846 * tree-ssa.c (useless_type_conversion_p): Add handling for
12847 scalar float and vector types. Only call the types_compatible_p
12848 langhook for aggregate types as last resort. Follow the
12851 2007-07-04 Richard Guenther <rguenther@suse.de>
12853 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12854 the same as NOP_EXPR.
12856 2007-07-04 Nick Clifton <nickc@redhat.com>
12858 * target.h (struct gcc_target): Add target_help field.
12859 * target-def.h (TARGET_HELP): New.
12860 (TARGET_INITIALIZER): Use TARGET_HELP.
12861 * opts.c (command_handle_option): Invoke target_help function, if
12862 defined, when the user has specified --target-help on the command
12864 * doc/invoke.texi: Mention that --target-help might print
12865 additional information.
12866 * doc/tm.texi: Document TARGET_HELP hook.
12868 * arm.c (TARGET_HELP): Override default definition.
12869 (arm_target_help): New - display a wrapped list of cores and
12870 architectures supported.
12872 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12874 * config/v850/v850.c (expand_prologue): Make sure
12875 GEN_INT() argument is sign extended rather than zero extended.
12876 (expand_epilogue): Likewise.
12877 (output_move_double): Delete.
12878 * config/v850/v850-protos.h (output_move_double): Delete.
12879 * config/v850/v850.md (movdi): Delete.
12880 (*movdi_internal): Delete.
12882 (*movdf_internal): Delete.
12884 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12886 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12887 unless compiling RTP PIC.
12889 2007-07-04 Richard Guenther <rguenther@suse.de>
12891 PR tree-optimization/32482
12892 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12893 original ssa name if we didn't find a shift expression.
12894 Fix shift constant for bit zero test.
12896 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12898 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12900 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12902 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12903 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12904 * config/arm/vxworks.h (ASM_SPEC): Delete.
12905 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12907 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12909 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12910 (DDR_REVERSED_P): New.
12911 * tree-data-ref.c (initialize_data_dependence_relation,
12912 build_classic_dist_vector): Set DDR_REVERSED_P.
12914 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12916 PR middle-end/32457
12917 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12918 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12919 init_omega_for_ddr_1): Use non conservative number of iterations
12921 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12922 (analyze_siv_subscript): Remove FIXME and reinitialization of
12923 last_conflicts to chrec_dont_know.
12924 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12926 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12928 * tree.c (maybe_canonicalize_argtypes): Improve description.
12930 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12932 * tree.c (maybe_canonicalize_argtypes): New.
12933 (build_function_type): Set canonical type.
12934 (build_method_type_directly): Ditto.
12935 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12938 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12940 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12942 (rewrite_use_nonlinear_expr): Likewise.
12944 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12946 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12948 2007-07-04 Ben Elliston <bje@au.ibm.com>
12950 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12953 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12955 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12956 (Exception Handling): Likewise.
12958 2007-07-03 Jan Hubicka <jh@suse.cz>
12960 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12962 2007-07-03 Eric Christopher <echristo@apple.com>
12964 * doc/cppopts.texi: Add conflicting option note to -dM.
12965 * doc/invoke.texi: Add note about possible conflicts with
12966 -E for -dCHARS and note that -dM will not produce
12967 any results if there is no machine dependent reorg.
12969 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12971 * tree.h (DECL_ALIGN): Back out previous change.
12973 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12975 * configure.ac: Test for .dtprelword support on MIPS.
12976 * configure, config.in: Regenerate.
12977 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12978 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12980 2007-07-03 Julian Brown <julian@codesourcery.com>
12982 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12983 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12984 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12985 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12987 (all_fpus): Add FPUTYPE_VFP3.
12988 (fp_model_for_fpu): Add VFPv3 field.
12989 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12990 (vfp3_const_double_index): New function. Return integer index of
12991 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12993 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12994 and argument represents a valid RTX for a VFPv3 constant.
12995 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12997 (vfp_emit_fstmd): Similar, for fstmd.
12998 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12999 constants, represented as integer indices.
13000 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
13001 VFP_REGNO_OK_FOR_DOUBLE macros.
13002 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
13003 (arm_file_start): Set float-abi attribute for VFPv3, and output
13004 correct ".fpu" assembler directive.
13005 (arm_dbx_register_numbering): Add FIXME.
13006 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
13007 (fputype): Add FPUTYPE_VFP3.
13008 (FIXED_REGISTERS): Add 32 registers for D16-D31.
13009 (CALL_USED_REGISTERS): Likewise.
13010 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
13011 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
13012 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13013 (D7_VFP_REGNUM): New.
13014 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13015 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13016 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13017 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13018 (REG_ALLOC_ORDER): Adjust for VFPv3.
13019 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13020 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13021 VFP_LO_REGS, VFP_HI_REGS.
13022 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13023 (IS_VFP_CLASS): Define macro.
13024 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13026 (REGISTER_MOVE_COST): Likewise.
13027 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13028 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13029 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13030 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13031 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13032 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13033 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13034 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13035 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13036 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13037 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13038 where appropriate for single-word registers.
13039 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13040 As above. Fix type attributes.
13041 * config/arm/constraints.md (register_contraint "t"): Define.
13042 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13044 (register_constraint "x"): Define.
13045 (constraint "Dv"): Define.
13047 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13049 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13051 2007-07-03 Tom Tromey <tromey@redhat.com>
13053 * c-parser.c (objc_pq_context): Removed.
13054 (objc_need_raw_identifier): Likewise.
13055 (c_parser) <objc_pq_context>: New field.
13056 <objc_need_raw_identifier>: Likewise.
13057 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13058 (c_lex_one_token): Update.
13059 (c_parser_objc_protocol_definition): Update.
13060 (c_parser_objc_method_definition): Update.
13061 (c_parser_objc_methodproto): Update.
13062 (c_parser_declspecs): Update.
13064 2007-07-03 David Ung <davidu@mips.com>
13066 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13068 2007-07-03 David Ung <davidu@mips.com>
13069 Richard Sandiford <richard@codesourcery.com>
13071 * doc/invoke.texi: Document -march=74kf3_2.
13072 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13073 (TUNE_74K): Check for it.
13074 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13075 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13076 * config/mips/mips.md (cpu): Add 74kf3_2.
13077 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13078 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13079 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13080 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13081 74kf3_2 to the CPU list.
13082 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13083 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13084 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13085 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13086 (r74kf3_2_fxfer_from_c1): New insn reservations.
13088 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13089 David Ung <davidu@mips.com>
13091 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13092 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13093 and 74k[fx]. Document aliases for the new options.
13094 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13095 (PROCESSOR_24KF2_1): ...this.
13096 (PROCESSOR_24KX): Rename to...
13097 (PROCESSOR_24KF1_1): ...this.
13098 (PROCESSOR_74KF): Rename to...
13099 (PROCESSOR_74KF2_1): ...this.
13100 (PROCESSOR_74KX): Rename to...
13101 (PROCESSOR_74KF1_1): ...this.
13102 (TUNE_74K): Update PROCESSOR_* names.
13103 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13104 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13105 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13106 (mips_rtx_cost_data): Update processor names in comments.
13107 (mips_issue_rate): Update PROCESSOR_* names.
13108 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13109 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13110 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13111 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13112 Update cpu attribute names.
13113 (r24k_fpu_iss): Rename this reservation to...
13114 (r24kf2_1_fpu_iss): ...this and update all uses.
13115 (r24kx_fpu_iss): Rename this reservation to...
13116 (r24kf1_1_fpu_iss): ...this and update all uses.
13117 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13118 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13119 Update cpu attribute names.
13121 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13123 * config/m32r/constraints.md: New file.
13124 * config/m32r/m32r.c: Include tm-constrs.h.
13125 (small_data_operand): Use satisfies_constraint_* instead of macro.
13126 (addr24_operand, gen_compare): Likewise.
13127 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13128 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13129 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13130 EXTRA_CONSTRAINT): Likewise.
13131 * config/m32r/m32r.md: Include constraints.md.
13132 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13133 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13134 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13135 (two_insn_const_operand, int8_operand, uint16_operand,
13136 reg_or_int16_operand, reg_or_uint16_operand,
13137 reg_or_cmp_int16_operand, cmp_int16_operand,
13138 seth_add3_operand): Likewise.
13140 2007-07-03 Eric Christopher <echristo@gmail.com>
13142 * libgcc2.h: Conditionally declare __bswapsi2 and
13145 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13147 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13150 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13153 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13154 (__gthrw_pragma): Provide default definition.
13155 (__gthrw2): Use it.
13156 * gthr-posix.c (__gthrw_pragma): Define.
13158 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13160 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13161 before declaring inequality.
13163 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13165 * combine.c (recog_for_combine): Log the success or failure of
13166 matching new insn patterns against the machine description in
13169 2007-07-03 Revital Eres <eres@il.ibm.com>
13171 * ddg.c (print_sccs): New function.
13172 (check_sccs): New function.
13173 (create_ddg_all_sccs): Use it.
13174 * ddg.h (print_sccs): Declare.
13175 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13177 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13179 * targhooks.h (default_mode_for_suffix): New function declaration.
13180 * targhooks.c (default_mode_for_suffix): New default target hook.
13181 * target.h (struct c): New structure in the targetm struct.
13182 (mode_for_suffix): New target hook as part of struct c.
13183 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13184 default_mode_for_suffix.
13185 (TARGET_C): New define.
13186 * c-lex.c: Include "target.h".
13187 (interpret_float): Use targetm.c.mode_for_suffix to determine
13188 the mode for a given non-standard suffix.
13189 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13191 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13192 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13194 * doc/extend.texi (Floating Types): New node. Document __float80 and
13195 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13197 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13200 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13201 predicate instead of target_operand.
13202 (divsi3_i1_media, divsi3_media_2): Likewise.
13204 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13206 * tree.h (alias_sets_might_conflict_p): Rename into
13207 alias_sets_must_conflict_p.
13208 * alias.c (alias_sets_might_conflict_p): Likewise.
13209 (alias_sets_conflict_p): Use it.
13210 (objects_must_conflict_p): Likewise.
13211 * c-common.c (strict_aliasing_warning): Adjust.
13213 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13215 * rtlhooks.c (gen_lowpart_if_possible): Check for
13216 invalid subreg before calling gen_lowpart_SUBREG.
13218 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13220 * config/darwin9.h: Add copyright notice.
13221 (LINK_COMMAND_SPEC): Add comment.
13222 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13223 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13224 DARWIN_LIBSYSTEM_HAS_UNWIND.
13226 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13229 * omp-low.c (check_combined_parallel): New function.
13230 (lower_omp_parallel): Call it via walk_stmts, set
13231 OMP_PARALLEL_COMBINED if appropriate.
13232 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13233 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13234 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13235 don't consider it as combined parallel.
13237 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13239 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13240 (gcc_tooldir): Likewise.
13241 * configure: Regenerate.
13242 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13243 old configure.ac gcc_tooldir setting.
13244 (prefix_to_exec_prefix): New variable.
13245 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13246 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13248 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13250 Fix PR tree-optimization/32583
13251 Fix PR tree-optimization/32584
13252 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13253 (phi_translate_set): Use phi_translate directly now.
13254 (make_values_for_stmt): Don't value number RHS if we already know
13257 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13258 Jim Wilson <wilson@specifix.com>
13261 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13264 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13265 Richard Sandiford <richard@codesourcery.com>
13266 Nigel Stephens <nigel@mips.com>
13268 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13269 (mips16e_output_save_restore): Declare.
13270 (mips16e_save_restore_pattern_p): Likewise.
13271 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13272 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13273 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13274 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13275 (BITSET_P): New global macro, extracted from...
13276 (mips_for_each_saved_reg): ...here.
13277 (mips16e_save_restore_info): New struct.
13278 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13279 (mips16e_save_restore_regs): New variable.
13280 (mips_split_plus, mips16e_find_first_register): New functions.
13281 (mips16e_mask_registers): New function.
13282 (compute_frame_size): Expand the commentary before the function.
13283 Enforce the MIPS16e save and restore register range restrictions.
13284 Pad the general register save area at the low end.
13285 (mips16e_save_restore_reg, mips16e_build_save_restore)
13286 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13287 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13288 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13290 (mips_expand_prologue, mips_expand_epilogue): Handle
13291 GENERATE_MIPS16E_SAVE_RESTORE.
13292 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13294 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13296 PR tree-optimization/31966
13297 PR tree-optimization/32533
13298 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13299 "basic_block" description as its third argument. Update function
13300 calls to get destination bb from "edge" argument. Save "cond" into
13301 aux field of the edge. Update prototype for changed arguments.
13302 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13304 (find_phi_replacement_condition): Operate on incoming edges, not
13305 on predecessor blocks. If there is a condition saved in the
13306 incoming edge aux field, AND it with incoming bb predicate.
13307 Return source bb of the first edge.
13308 (clean_predicate_lists): Clean aux field of outgoing node edges.
13309 (tree_if_conversion): Do not initialize cond variable. Move
13310 variable declaration into the loop.
13311 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13312 initializations of new_stmt, arg0 and arg1 variables.
13314 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13316 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13317 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13319 2007-07-02 Richard Guenther <rguenther@suse.de>
13321 * tree-ssa.c (useless_type_conversion_p): Document
13322 future intent as defining the middle-end type system.
13323 Re-structure to call langhook last, group by type class,
13324 mark questionable parts.
13326 2007-07-02 Richard Guenther <rguenther@suse.de>
13328 * tree-flow.h (types_compatible_p): Declare.
13329 * tree-ssa.c (types_compatible_p): New function.
13330 * ipa-type-escape.c (discover_unique_type): Use
13331 types_compatible_p instead of lang_hooks.types_compatible_p.
13332 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13333 * tree-vn.c (expressions_equal_p): Likewise.
13334 * tree.c (fields_compatible_p): Likewise.
13335 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13336 (cprop_operand): Use useless_type_conversion_p instead of
13337 lang_hooks.types_compatible_p.
13338 * tree-inline.c (setup_one_parameter): Likewise.
13339 (declare_return_variable): Likewise.
13340 * tree-nrv.c (tree_nrv): Likewise.
13341 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13342 (maybe_fold_offset_to_component_ref): Likewise.
13343 (maybe_fold_offset_to_reference): Likewise.
13344 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13345 (merge_alias_info): Likewise.
13346 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13347 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13348 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13349 * tree-tailcall.c (find_tail_calls): Likewise.
13350 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13351 * gimplify.c (canonicalize_addr_expr): Likewise.
13352 (fold_indirect_ref_rhs): Likewise.
13353 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13354 (cpt_same_type): Likewise.
13355 (check_pointer_types_r): Swap parameters to cpt_same_type
13357 * fold-const.c (fold_convert): Revert fix for PR15988.
13358 * tree-inline.c (setup_one_parameter): Instead fix it here by
13359 using fold_build1 instead of fold_convert and checking for
13360 error_mark_node. Convert only if the conversion is necessary.
13362 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13364 * configure.ac: Check for .gnu_attribute on Power.
13365 * configure: Regenerate.
13366 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13367 attribute for floating-point ABI.
13369 2007-07-02 Ira Rosen <irar@il.ibm.com>
13371 PR tree-optimization/32230
13372 PR tree-optimization/32477
13373 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13374 address is a constant.
13376 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13378 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13379 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13380 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13381 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13382 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13383 64-bit targets. Add support for *-elfoabi*.
13384 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13385 different settings if $(tm_defines) does not select the EABI.
13386 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13387 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13388 (MIPS_ARCH_OPTION_SPEC): Likewise.
13389 (MIPS_ISA_LEVEL_SPEC): Likewise.
13390 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13391 * config/mips/elfoabi.h: New file.
13393 2007-07-02 Richard Guenther <rguenther@suse.de>
13395 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13396 (useless_type_conversion_p): ... this.
13397 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13398 (useless_type_conversion_p): ... this.
13399 * builtins.c (fold_builtin_memory_op): Rename
13400 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13401 * tree-cfg.c (verify_expr): Likewise.
13402 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13403 * tree-ssa-ccp.c (ccp_fold): Likewise.
13404 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13405 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13407 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13408 * tree-ssa-pre.c (eliminate): Likewise.
13409 * tree-ssa.c (delete_tree_ssa): Likewise.
13410 (tree_ssa_useless_type_conversion): Likewise.
13411 * tree.c (build2_stat): Likewise.
13413 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13415 Fix PR tree-optimization/32571
13416 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13419 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13421 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13422 and other expected operations explicitly, change default to
13425 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13427 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13429 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13430 (tls_load_dot_plus_eight): Move the label number into the unspec.
13431 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13433 2007-07-01 Andreas Schwab <schwab@suse.de>
13435 * dwarf2out.c (initial_return_save): Define only if used.
13437 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13439 Unreverting Richard's Revert of:
13441 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13443 * dce.c (deletable_insn_p_1): New function, split out from...
13444 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13445 specially, not those inside PARALLELs. Remove BODY argument
13446 and adjust recursive call accordingly.
13447 (prescan_insns_for_dce): Update call to delete_insn_p.
13449 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13450 Revital Eres <eres@il.ibm.com>
13452 * ddg.c (create_ddg_all_sccs): Fix missed
13453 initialization of scc_nodes.
13455 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13457 PR middle-end/32559
13458 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13459 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13461 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13463 * configure.ac: Check for .gnu_attribute on MIPS.
13464 * configure, config.in: Regenerate.
13465 * config/mips/mips.c (mips_file_start): If supported, output
13466 attribute for floating-point ABI.
13468 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13471 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13472 (ffs_cmove): New expander to expand using ctz pattern.
13473 (*ffs_cmove): Remove pattern.
13474 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13475 (ffsdi2): Expand using ctz pattern.
13476 (*ffs_rex64): Remove pattern.
13478 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13480 PR rtl-optimization/32296
13481 * pa.md (return): Delete pattern.
13482 (return_internal): Remove "(const_int 1)" from pattern.
13483 (epilogue): Use return_internal pattern for trivial returns.
13484 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13485 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13487 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13489 * tree-ssa-pre.c (is_exception_related): New function
13490 (can_value_number_operation): Use it.
13492 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13494 Fix PR tree-optimization/32540
13495 Fix PR tree-optimization/31651
13497 * tree-ssa-sccvn.c: New file.
13499 * tree-ssa-sccvn.h: Ditto.
13501 * tree-vn.c: Include tree-ssa-sccvn.h
13502 (val_expr_paid_d): Removed.
13503 (value_table): Ditto.
13504 (vn_compute): Ditto.
13505 (val_expr_pair_hash): Ditto.
13506 (val_expr_pair_expr_eq): Ditto.
13507 (copy_vuses_from_stmt): Ditto.
13508 (vn_delete): Ditto.
13510 (shared_vuses_from_stmt): Ditto.
13511 (print_creation_to_file): Moved up.
13512 (sort_vuses): Ditto.
13513 (sort_vuses_heap): Ditto.
13514 (set_value_handle): Make non-static.
13515 (make_value_handle): Ditto.
13516 (vn_add): Rewritten to use sccvn lookups.
13517 (vn_add_with_vuses): Ditto.
13518 (vn_lookup): Ditto (and second argument removed).
13519 (vn_lookup_with_vuses): Ditto.
13520 (vn_lookup_or_add): Ditto (and second argument removed);
13521 (vn_lookup_or_add_with_vuses): Ditto.
13522 (vn_lookup_with_stmt): New.
13523 (vn_lookup_or_add_with_stmt): Ditto.
13524 (create_value_handle_for_expr): Ditto.
13526 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13527 (seen_during_translate): New function.
13528 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13529 (phi_trans_add): Ditto.
13530 (constant_expr_p): FIELD_DECL is always constant.
13531 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13532 Use constant_expr_p.
13533 Avoid infinite recursion on mutually valued expressions.
13534 Change callers of vn_lookup_or_add.
13535 (phi_translate): New function.
13536 (compute_antic_safe): Allow phi nodes.
13537 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13538 (find_or_generate_expression): Rewrite slightly.
13539 (create_expression_by_pieces): Updated for vn_lookup_or_add
13541 Update VN_INFO for new names.
13542 (insert_into_preds_of_block): Update for new names.
13543 (add_to_exp_gen): New function.
13544 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13545 (find_existing_value_expr): Rewrite to changed vn_lookup.
13546 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13547 (try_look_through_load): Removed.
13548 (try_combine_conversion): Ditto.
13549 (get_sccvn_value): New function.
13550 (make_values_for_phi): Ditto.
13551 (make_values_for_stmt): Ditto.
13552 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13554 (init_pre): Update for SCCVN changes.
13556 (execute_pre): Ditto.
13558 * tree-flow.h (make_value_handle): Declare.
13559 (set_value_handle): Ditto.
13560 (sort_vuses_heap): Ditto.
13561 (vn_lookup_or_add_with_stmt): Ditto.
13562 (vn_lookup_with_stmt): Ditto.
13563 (vn_compute): Remove.
13565 (vn_delete): Ditto.
13566 (vn_lookup): Update arguments.
13568 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13569 (tree-vn.o): Ditto.
13570 (tree-ssa-sccvn.o): New.
13571 (OBJS-common): Add tree-ssa-sccvn.o
13573 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13576 * c-typeck.c (build_external_ref): Don't mark as used if called
13578 * calls.c (rtx_for_function_call): Likewise.
13580 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13584 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13586 * dce.c (deletable_insn_p_1): New function, split out from...
13587 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13588 specially, not those inside PARALLELs. Remove BODY argument
13589 and adjust recursive call accordingly.
13590 (prescan_insns_for_dce): Update call to delete_insn_p.
13592 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13594 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13595 (try_combine): Move potential calls to undo_all() so they happen
13596 before we commit to using the combined insns.
13598 2006-06-30 Jan Hubicka <jh@suse.cz>
13600 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13603 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13605 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13606 (cgraph_remove_unreachable_nodes): Likewise.
13607 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13608 * ipa-inline.c (update_caller_keys): Cast according to the coding
13610 (cgraph_decide_recursive_inlining): Likewise.
13611 (cgraph_decide_inlining_of_small_function): Likewise.
13612 (try_inline): Likewise.
13613 (cgraph_decide_inlining_incrementally): Likewise.
13614 * ipa-pure-const.c (get_function_state): Likewise.
13615 (scan_function): Likewise.
13616 (analyze_function): Likewise.
13617 (static_execute): Likewise.
13618 * ipa-reference.c (scan_for_static_refs): Likewise.
13619 (merge_callee_local_info): Likewise.
13620 (analyze_function): Use type safe memory macros.
13621 (static_execute): Likewise. Cast according to the coding conventions.
13622 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13624 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13626 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13627 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13630 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13632 PR middle-end/30024
13633 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13634 for complex modes (both int and real).
13636 2007-06-29 Jan Hubicka <jh@suse.cz>
13638 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13640 2007-06-29 Jan Hubicka <jh@suse.cz>
13642 PR middle-end/32372
13643 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13646 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13649 * config/avr/avr.c: Include dataflow header file.
13650 (expand_prologue): Adjust for prologue insn change.
13651 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13654 2007-06-29 Richard Guenther <rguenther@suse.de>
13656 PR middle-end/32493
13657 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13658 during type verification.
13660 2007-06-29 Jan Hubicka <jh@suse.cz>
13662 * recog.c (validate_change_rtx_1): Unshare TO argument.
13664 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13666 PR tree-optimization/24659
13667 * tree-vect-transform.c (vectorizable_call): Handle
13668 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13670 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13671 * config/i386/i386.c (enum ix86_builtins)
13672 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13673 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13675 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13676 const using def_builtin_const.
13677 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13678 input operands in the same modes as the result.
13679 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13681 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13683 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13684 (df_set_dead_notes_for_mw): Likewise.
13686 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13688 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13690 2007-06-28 DJ Delorie <dj@redhat.com>
13692 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13694 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13696 * doc/invoke.texi (C++ Dialect Options): Document
13697 fvisibility-ms-compat.
13698 * c.opt (fvisibility-ms-compat): New.
13700 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13703 * tree-affine.c (aff_combination_add_elt): Handle
13704 pointer addition specially.
13706 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13708 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13709 decl is non-external for AIX ABI.
13711 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13713 * config/rs6000/predicates.md (current_file_function_operand):
13714 Ensure the symbol is non-external for AIX ABI.
13716 2007-06-28 Nick Clifton <nickc@redhat.com>
13718 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13719 (fdce, fdse, fpredictive-commoning): Likewise.
13721 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13724 * gcc.c (process_command): Recognize the new -static-libgfortran
13727 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13730 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13731 Use a call clobbered hard reg instead of a pseudo reg.
13733 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13735 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13737 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13740 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13741 REG_LIBCALL and REG_RETVAL notes.
13742 (divsi3, mulsi3): Likewise.
13743 (mulhisi3): Likewise. Use emit_libcall_block.
13744 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13746 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13748 PR rtl-optimization/32481
13749 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13751 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13753 * dce.c (deletable_insn_p_1): New function, split out from...
13754 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13755 specially, not those inside PARALLELs. Remove BODY argument
13756 and adjust recursive call accordingly.
13757 (prescan_insns_for_dce): Update call to delete_insn_p.
13759 2007-06-27 Richard Guenther <rguenther@suse.de>
13761 PR middle-end/32492
13762 * tree.h (fold_convertible_p): Declare.
13763 * fold-const.c (fold_convertible_p): New function.
13764 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13765 instead of lang_hooks.types_compatible_p.
13767 2007-06-26 Jan Hubicka <jh@suse.cz>
13769 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13770 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13771 early use validate_unshare_change.
13772 (reload_combine): Likewise.
13773 * recog.c (change_t): New field unshare.
13774 (validate_change_1): Rename from validate_change; add argument unshare.
13775 (validate_change): Turn into wrapper of validate_change_1; update
13776 prototype for bools.
13777 (validate_unshare_change): New.
13778 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13779 calls of df_insn_rescan.
13780 * recog.h (validate_change): Replace ints by bools.
13781 (validate_unshare_change): Declare.
13783 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13785 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13787 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13789 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13791 2007-06-25 Jan Hubicka <jh@suse.cz>
13793 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13795 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13796 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13797 places other call site specific checks are performed.
13799 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13802 * tree-vect-transform.c (vectorizable_operation): Convert
13803 POINTER_PLUS_EXPR over to PLUS_EXPR.
13805 2007-06-25 Chao-ying Fu <fu@mips.com>
13807 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13808 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13809 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13810 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13812 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13813 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13814 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13815 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13816 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13817 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13818 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13819 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13820 ALL_FIXED_POINT_MODE_P): New define.
13821 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13823 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13825 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13826 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13827 MODE_VECTOR_UACCUM): New mode classes.
13829 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13830 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13831 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13834 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13835 (blank_mode): Initialize ibit and fbit.
13836 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13837 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13839 (new_adjust): Change required_class to required_class_from and
13840 required_class_to for testing within a range.
13841 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13842 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13843 MODE_VECTOR_UACCUM.
13844 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13845 (make_fixed_point_mode): New.
13846 (_ADD_ADJUST): Change C to C1 and C2.
13847 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13848 use a range for machine classes.
13849 (ADJUST_IBIT, ADJUST_FBIT): New.
13850 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13852 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13853 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13854 Emit adjustment for ibit and fbit.
13855 (emit_mode_ibit, emit_mode_fbit): New.
13856 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13858 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13860 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13861 as the source of the set.
13863 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13865 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13866 FP_REGNO_P): Use IN_RANGE.
13867 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13868 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13869 (DATA_REG_P): Use DATA_REGNO_P.
13870 (FP_REG_P): Use FP_REGNO_P.
13871 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13872 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13873 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13875 2007-06-24 Jan Hubicka <jh@suse.cz>
13877 PR middle-end/30563
13878 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13880 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13882 PR middle-end/32461
13883 * fold-const.c (fold_binary): Strip nops of operand 0
13884 of BIT_NOT_EXPR before calling operand_equal_p.
13885 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13886 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13888 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13890 * doc/extend.texi: Document that dllimport and dllexport imply
13891 default visibility.
13892 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13893 imported or exported declaration, including type declarations.
13894 * c-common.c (handle_visibility_attribute): Check for conflicts
13895 with dllimport/dllexport.
13896 (c_determine_visibility): Handle dllimport/dllexport as an
13897 explicit visibility atttribute.
13899 2007-06-23 Richard Guenther <rguenther@suse.de>
13901 PR tree-optimization/16876
13902 PR middle-end/29478
13903 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13905 * tree-inline.c (initialize_inlined_parameters): Do not call
13906 lang_hooks.tree_inlining.convert_parm_for_inlining.
13907 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13908 reason for mismatched types.
13909 * gimplify.c (gimplify_call_expr): Verify the call expression
13910 arguments match the called function type signature. Otherwise
13911 mark the call expression to be not considered for inlining
13912 using CALL_CANNOT_INLINE_P flag.
13913 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13914 edges call expression.
13915 (cgraph_decide_inlining_of_small_function): Likewise.
13916 (cgraph_decide_inlining): Likewise.
13917 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13919 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13920 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13921 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13922 Remove declaration.
13923 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13924 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13926 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13927 convert_parm_for_inlining member.
13929 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13932 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13933 Remove optimization for GT.
13935 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13937 PR middle-end/32437
13938 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13940 (prescan_insns_for_dce): Add extra parameter.
13942 2007-06-23 Jan Hubicka <jh@suse.cz>
13944 PR middle-end/31541
13945 * gimplify.c (mark_addressable): New function.
13946 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13948 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13950 PR middle-end/32374
13951 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13953 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13956 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13957 moves between MMX/SSE registers to at least 8 units to prevent
13958 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13960 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13962 * config/i386/i386.c (override_options): Correct x86_sahf
13965 2007-06-21 David Daney <ddaney@avtrex.com>
13968 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13969 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13970 (exception_receiver): Renamed to ...
13971 (nonlocal_goto_receiver): ... this.
13973 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13975 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13976 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13977 partial register accesses.
13979 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13981 * fold-const.c (debug_fold_checksum): Move it under
13982 ENABLE_FOLD_CHECKING.
13984 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13986 PR middle-end/20623
13987 * tree.h (debug_fold_checksum): Declared.
13988 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13989 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13990 build_fold_addr_expr_with_type_1.
13991 (fold_addr_expr, debug_fold_checksum): New.
13992 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13993 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13994 Use fold_addr_expr.
13996 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13998 PR tree-optimization/19590
13999 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
14000 of scev is a constant.
14002 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14004 * df-problems.c (df_note_bb_compute): Made computation of live
14005 info consistent with df_lr.
14007 2007-06-21 Richard Guenther <rguenther@suse.de>
14009 PR tree-optimization/32453
14010 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
14011 for pointer anti-range.
14013 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14015 * config/i386/i386.c (processor_target_table): Increase maximum
14016 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14019 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14020 byte alignment if > 8 byte alignment is preferred.
14021 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14023 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14025 PR tree-optimization/31866
14026 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14027 if ASM_EXPR's input is not a SSA_NAME.
14029 PR middle-end/32362
14030 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14031 but decl is a global var, instead return decl.
14032 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14033 even for is_global_var decls, if they are private in some outer
14036 2007-06-21 Richard Guenther <rguenther@suse.de>
14038 PR tree-optimization/32451
14039 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14041 2007-06-21 Christian Bruel <christian.bruel@st.com>
14043 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14044 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14045 (push_regs): Changed saving order or banked registers.
14046 (sh_expand_epilogue): Likewise.
14047 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14048 (FIRST_BANKED_REG): Likewise.
14049 (LAST_BANKED_REG): Likewise.
14050 * config/sh/sh.md (banked) New attribute.
14051 (in_delay_slot): Check banked attribute.
14053 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14055 PR tree-optimization/32075
14056 * tree-data-ref.c (subscript_dependence_tester_1,
14057 analyze_miv_subscript, analyze_overlapping_iterations,
14058 add_distance_for_zero_overlaps, build_classic_dist_vector,
14059 subscript_dependence_tester_1, analyze_overlapping_iterations,
14060 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14061 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14062 to evolution_function_is_affine_multivariate_p.
14064 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14066 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14068 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14071 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14073 * config/m32c/prologue.md (epilogue_exitd_16): New.
14074 (epilogue_reit_16): New.
14075 (epilogue_exitd): Rename to epilogue_exitd_24.
14076 (epilogue_reit): Rename to epilogue_reit_24.
14078 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14079 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14081 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14083 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14084 if dbg_cnt (sched_insn) reaches the limit.
14085 (choose_ready): New parameter INSN_PTR and new return value.
14086 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14087 the new return value from choose_ready.
14088 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14089 (rest_of_handle_global_alloc): New global_alloc_at_func.
14091 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14093 PR tree-optimization/25737
14094 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14095 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14096 * tree-flow.h (struct fieldoff): Add new field alias_set.
14097 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14098 argument addressable_type. Set alias_set of fieldoff.
14099 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14100 (create_overlap_variables_for): Pass alias_set from fieldoff to
14102 * alias.c (get_alias_set): Use alias_set from SFT if set.
14104 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14106 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14107 of a variable as an unsigned HOST_WIDE_INT integer.
14109 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14111 PR rtl-optimization/32405
14112 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14114 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14116 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14118 PR middle-end/31959
14119 * builtins.c: Include diagnostic.h.
14120 (expand_builtin_expect): Make gcc_assert more permissive.
14121 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14123 PR inline-asm/32109
14124 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14127 PR middle-end/32285
14128 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14129 if ACCUMULATE_OUTGOING_ARGS.
14131 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14133 * config/m68hc11/m68hc11.c: Include dataflow header file.
14134 (m68hc11_reorg): Port to dataflow.
14136 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14138 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14139 (struct df_problem.free_blocks_on_set_blocks): New field.
14140 (struct dataflow.optional_p): New field.
14141 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14142 (df_live_set_all_dirty): New function.
14143 * df-scan.c (df_scan_alloc): Initialize optional_p.
14144 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14145 * df-core.c (df_set_blocks): Removed use of
14146 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14147 df_problem.free_blocks_on_set_blocks to determine which blocks are
14149 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14150 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14151 uses dataflow.optional_p to determine if problem should be
14153 (rest_of_handle_df_initialize): Only start live problem if
14155 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14156 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14157 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14158 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14159 problem_NOTE): Initialize free_blocks_on_set_blocks.
14160 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14162 (df_live_set_all_dirty, df_note_alloc): New function.
14163 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14165 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14166 * postreload.c (reload_combine): Ditto.
14167 * cse.c (cse_extended_basic_block): Ditto.
14168 * regmove.c (mark_flags_life_zones): Ditto.
14169 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14170 erase_matching_seqs): Ditto.
14171 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14172 * integrate (allocate_initial_values): Ditto.
14173 * combine.c (reg_dead_at_p): Ditto.
14174 * resource.c (mark_target_live_regs): Ditto.
14175 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14176 * config/sh/sh.c (find_r0_life_regions): Ditto.
14177 * global.c (rest_of_handle_global_alloc): Only add back df_live
14179 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14180 df_live for -O > 1.
14181 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14183 (if_convert): Make sure df_live is there at -O == 1.
14184 (pass_if_after_combine): Cleanup flags.
14185 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14186 is there at -O == 1.
14188 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14190 * config/arm/arm.c (arm_get_frame_offsets): Set
14191 offsets->locals_base to avoid negative stack size.
14192 (thumb1_expand_prologue): Assert on negative stack size.
14194 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14196 PR tree-optimization/32367
14197 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14198 of the chrec has no evolution in that loop.
14199 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14201 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14203 * config/xtensa/xtensa.c: Include "df.h".
14204 (xtensa_builtin_saveregs): Use adjust_address instead of
14206 (xtensa_va_start): Invoke make_tree with sizetype for
14207 expand_builtin_saveregs and then convert the result to a pointer.
14208 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14209 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14210 Subtract argument size from index value as integers and then use
14211 POINTER_PLUS_EXPR to add the result to the array address.
14213 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14216 * config/m32c/m32c.c: Include dataflow header file.
14217 (m32c_emit_prologue): Adjust for prologue insn change.
14218 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14219 once inside a PARALLEL. Assume frame size passed in operand 0
14220 includes space to save the fb register.
14221 (prologue_enter_24): Likewise.
14222 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14224 2007-06-19 David Daney <ddaney@avtrex.com
14227 * config/mips/mips.md (cprestore): Mark $gp as used.
14229 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14232 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14233 (frv_ifcvt_modify_insn): Likewise.
14235 2007-06-19 Richard Guenther <rguenther@suse.de>
14237 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14238 only handle positive offsets that fit in a HOST_WIDE_INT.
14240 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14242 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14243 result of rsqrt insn for zero input argument to avoid NaN.
14245 2007-06-19 Richard Guenther <rguenther@suse.de>
14247 PR middle-end/31950
14248 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14250 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14252 PR tree-optimization/32353
14253 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14255 2007-06-19 Nick Clifton <nickc@redhat.com>
14257 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14259 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14262 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14263 * config/i386/i386.c (assign_386_stack_local): Assert that
14264 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14265 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14266 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14267 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14269 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14271 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14273 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14275 PR rtl-optimization/32321
14276 * gcse.c (replace_store_insn): Update the note before
14277 calling emit_insn_after.
14279 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14281 PR middle-end/32355
14282 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14284 * df-problems.c (df_note_bb_compute): Fix dumping info.
14286 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14288 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14289 insn with emit_jump_insn.
14291 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14293 PR tree-optimization/32383
14294 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14295 * targhooks.h (default_builtin_reciprocal): Update prototype.
14296 * target.h (struct gcc_target): Update builtin_reciprocal.
14297 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14298 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14299 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14300 when fndecl is in BUILT_IN_MD class.
14301 (execute_convert_to_rsqrt): Ditto.
14303 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14304 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14305 Convert BUILT_IN_SQRTF code only when md_fn is false.
14307 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14309 * bt-load.c (move_btr_def): Fix the order of arguments
14310 to validate_replace_rtx.
14312 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14314 * config/m68k/m68k-devices.def: Add 54450..54455.
14316 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14318 PR rtl-optimization/32366
14319 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14320 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14323 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14325 PR middle-end/32349
14326 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14327 this is true, rescan insn being modified.
14328 (sms_schedule): Added rescan parameter.
14329 (rest_of_handle_sms): Moved freeing of dominance info to before
14330 getting out of cfg_layout.
14332 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14334 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14335 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14338 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14339 FL_CF_EMAC from the entry for isac.
14341 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14342 (const_sibcall_operand): New.
14343 (sibcall_operand): Use it.
14344 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14345 (m68k_isas): ISAC does not imply FPU or EMAC.
14346 (override_options): Add ISA_C logic for symbolic jump & call.
14348 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14350 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14351 return mode from the builtin itself.
14352 (sparc_fold_builtin): Fix cast of zero constant.
14354 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14356 * targhooks.c (default_builtin_reciprocal): New default target hook.
14357 * targhooks.h (default_builtin_reciprocal): Add prototype.
14358 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14359 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14360 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14361 default_builtin_reciprocal.
14363 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14365 PR middle-end/31723
14366 * hooks.c (hook_tree_tree_bool_null): New hook.
14367 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14368 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14369 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14370 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14371 and convert it to reciprocal a*rfunc(b).
14372 (execute_convert_to_rsqrt): New function.
14373 (gate_convert_to_rsqrt): New function.
14374 (pass_convert_to_rsqrt): New pass definition.
14375 * target.h (struct gcc_target): Add builtin_reciprocal.
14376 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14377 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14378 TARGET_BUILTIN_RECIPROCAL.
14379 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14381 * config/i386/i386.h (TARGET_RECIP): New define.
14382 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14383 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14384 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14385 and not optimizing for size.
14386 (*rcpsf2_sse): New insn pattern.
14387 (*rsqrtsf2_sse): Ditto.
14388 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14389 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14390 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14391 and not optimizing for size.
14392 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14393 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14394 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14395 and not optimizing for size.
14396 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14397 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14398 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14399 and not optimizing for size.
14400 (*sse_rsqrtv4sf2): Do not export.
14401 (sqrtv4sf2): Ditto.
14402 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14403 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14404 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14405 and not optimizing for size.
14406 (sqrtv4sf2): Ditto.
14407 * config/i386/i386.opt (mrecip): New option.
14408 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14409 (ix86_emit_swsqrtsf): Ditto.
14410 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14411 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14412 builtin definition.
14413 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14414 ix86_expand_unop1_builtin.
14415 (ix86_emit_swdivsf): New function.
14416 (ix86_emit_swsqrtsf): Ditto.
14417 (ix86_builtin_reciprocal): New function.
14418 (TARGET_BUILTIN_RECIPROCAL): Use it.
14419 (ix86_vectorize_builtin_conversion): Rename from
14420 ix86_builtin_conversion.
14421 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14422 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14423 "i386 and x86_64 Options" section.
14424 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14426 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14427 Zdenek Dvorak <dvorakz@suse.cz>
14428 Richard Guenther <rguenther@suse.de>
14429 Kaz Kojima <kkojima@gcc.gnu.org>
14431 * tree-vrp.c (compare_values_warnv): Convert val2 to
14433 (extract_range_from_assert): Create
14434 POINTER_PLUS_EXPR for pointer types.
14435 (extract_range_from_binary_expr): Handle
14436 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14438 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14439 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14440 POINTER_PLUS_EXPR as PLUS_EXPR.
14441 (number_of_iterations_lt_to_ne):
14442 For pointer types, use sizetype when
14443 creating MINUS_EXPR/PLUS_EXPRs.
14444 (assert_loop_rolls_lt): For pointer types, use sizetype when
14445 creating MINUS_EXPR/PLUS_EXPRs.
14446 (number_of_iterations_le): Likewise.
14447 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14448 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14449 like PLUS_EXPR and MINUS_EXPR.
14450 * tree-pretty-print.c (dump_generic_node): Handle
14452 (op_prio): Likewise.
14453 (op_symbol_1): Likewise.
14454 * optabs.c (optab_for_tree_code): Likewise.
14455 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14457 * tree-tailcall.c (process_assignment): Mention
14458 POINTER_PLUS_EXPR in a TODO comment.
14459 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14460 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14461 not used with a pointer and an integer type.
14462 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14463 increment using chrec_convert_rhs instead of chrec_convert.
14464 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14465 PLUS_EXPR except for the right hand side's type will be
14467 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14468 (fold_used_pointer_cast): Kill.
14469 (pointer_offset_p): Kill.
14470 (fold_used_pointer): Kill.
14471 (pointer_used_p): Kill.
14472 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14473 call fold_used_pointer.
14474 (instantiate_parameters_1): Convert the increment
14475 using chrec_convert_rhs instead of chrec_convert.
14476 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14477 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14478 instead of PLUS_EXPR.
14479 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14480 PLUS_EXPR for pointers.
14481 (std_gimplify_va_arg_expr): Likewise.
14482 (fold_builtin_memory_op): Likewise.
14483 (fold_builtin_strstr): Likewise.
14484 (fold_builtin_strchr): Likewise.
14485 (fold_builtin_strrchr): Likewise.
14486 (fold_builtin_strpbrk): Likewise.
14487 (expand_builtin_memory_chk): Likewise.
14488 (fold_builtin_memory_chk): Likewise.
14489 (std_expand_builtin_va_start): Use
14490 sizetype for the call to make_tree and then convert
14491 to the pointer type.
14492 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14493 instead of PLUS_EXPR for adding to a pointer.
14494 (std_gimplify_va_arg_expr): Use fold_build2 for
14495 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14496 the operands to sizetype first and then cast the BIT_AND_EXPR
14497 back to the pointer type.
14498 * fold-const.c (build_range_check): Handle pointer types
14500 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14501 of PLUS_EXPR's. Make sure the offset is converted to
14503 (try_move_mult_to_index): Strip the NOPs from the offset.
14504 Remove code argument and replace all uses with PLUS_EXPR.
14505 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14506 specially. Don't use a pointer type for MINUS_EXPR.
14507 (fold_unary): Handle for (T1)(X op Y),
14508 only p+ as that is the only as that can be handled for
14509 binary operators now.
14510 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14512 <case PLUS_EXPR>: Add folding of PTR+INT into
14514 Don't call try_move_mult_to_index.
14515 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14516 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14517 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14518 Don't call try_move_mult_to_index.
14519 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14520 (tree_expr_nonzero_p): Likewise.
14521 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14522 of PLUS_EXPR for the complex expression folding.
14523 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14524 first chrec is a pointer type, then the second should
14525 be sizetype and not the first's type.
14526 For POINTER_PLUS_EXPR, use a different right hand side type.
14527 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14528 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14529 different right hand side type.
14530 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14531 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14532 instead of PLUS_EXPR.
14533 When either operand is zero, convert the other operand.
14534 (chrec_apply): Use chrec_convert_rhs
14535 on the argument x instead of chrec_convert.
14536 (reset_evolution_in_loop): For pointer types, the new_evol
14537 should be sizetype.
14538 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14539 different right hand side type.
14540 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14541 (chrec_convert_rhs): New function.
14542 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14543 different right hand side type.
14544 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14545 * tree-chrec.h (chrec_convert_rhs): New prototype.
14546 (build_polynomial_chrec): For pointer types, the right hand
14547 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14548 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14549 Remove subtraction case as it is always addition now.
14550 Make sure the offset is converted to sizetype.
14551 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14552 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14553 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14554 PLUS_EXPR in pointer type.
14555 Handle POINTER_PLUS_EXPR.
14556 (tree_to_aff_combination): Likewise.
14557 (force_expr_to_var_cost): Likewise.
14558 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14559 instead of PLUS_EXPR for pointers.
14560 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14561 instead of PLUS_EXPR of pointer types.
14562 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14564 (check_va_list_escapes): Likewise.
14565 (check_all_va_list_escapes): Likewise.
14566 * dwarf2out.c (loc_descriptor_from_tree_1):
14567 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14568 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14569 (string_constant): Likewise.
14570 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14571 the offset to the base, use POINTER_PLUS_EXPR.
14572 (add_to_parts): Convert the index to sizetype.
14573 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14574 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14575 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14576 Offset only holds something for PLUS_EXPR.
14577 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14579 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14581 (analyze_accesses_for_modify_stmt): Likewise.
14582 Remove comment about the type being integral type as it is
14584 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14586 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14588 Correct the type which the artimentic is done in (is now
14591 * tree-data-ref.c (split_constant_offset): Handle
14593 * tree-affine.c (tree_to_aff_combination): Likewise.
14594 * c-typeck.c (build_unary_op): For pointers create the increment
14595 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14597 * gimplify.c (gimplify_self_mod_expr): Create a
14598 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14599 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14600 * tree.def (POINTER_PLUS_EXPR): New tree code.
14601 * tree-predcom.c (ref_at_iteration): If we have a pointer
14602 type do the multiplication in sizetype.
14603 * tree-mudflap.c (mf_xform_derefs_1): Create a
14604 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14605 * tree-ssa-forwprop.c
14606 (forward_propagate_addr_into_variable_array_index):
14607 Don't expect there to be a cast for the index as that
14608 does not exist anymore.
14609 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14610 instead of PLUS_EXPR.
14611 Don't check for the first operand of the POINTER_PLUS_EXPR
14612 was the index as it cannot be.
14613 Call forward_propagate_addr_into_variable_array_index with
14614 the SSA_NAME instead of the statement.
14615 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14616 (compare_constant): Likewise.
14617 (copy_constant): Likewise.
14618 (compute_reloc_for_constant): Likewise.
14619 (output_addressed_constants): Likewise.
14620 (initializer_constant_valid_p): Likewise.
14621 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14622 Convert the MIN/MAX of the inner type to the outer
14623 type before comparing them.
14624 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14625 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14626 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14627 of PLUS_EXPR for pointers.
14628 * tree-inline.c (estimate_num_insns_1): Handle
14630 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14631 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14632 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14633 instead of PLUS_EXPR for the pointer increment statement.
14634 (vect_update_ivs_after_vectorizer): For pointer types, create
14635 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14636 MULT_EXPR in sizetype.
14637 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14639 * tree-object-size.c (plus_expr_object_size): Handle
14640 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14641 code which is trying to figure out which side is a pointer and
14643 (check_for_plus_in_loops_1): Likewise.
14644 (check_for_plus_in_loops): Likewise.
14645 * c-common.c (pointer_int_sum): Create a
14646 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14647 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14648 only POINTER_PLUS_EXPR. Removing all the extra
14649 code which is trying to figure out which side is a pointer and
14651 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14652 PLUS_EXPR and MINUS_EXPR.
14653 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14655 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14656 with make_tree, instead of a pointer type.
14657 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14658 for pointers instead of PLUS_EXPR.
14659 (s390_gimplify_va_arg): Likewise.
14660 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14661 instead of PLUS_EXPR when doing addition on pointer
14662 types. Use sizetype for the second operand.
14663 (spu_gimplify_va_arg_expr): Likewise.
14664 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14665 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14666 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14667 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14668 for the pointer addition and also use size_int/sizetype
14670 (ix86_gimplify_va_arg): Likewise.
14671 Perform BIT_AND_EXPR on sizetype arguments.
14672 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14673 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14674 for the pointer additions and also use size_int for the offsets.
14675 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14676 additions and also use size_int for the offsets. Perform
14677 BIT_AND_EXPR on sizetype arguments.
14678 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14679 POINTER_PLUS_EXPR for pointers and create the
14680 BIT_AND_EXPR in sizetype.
14681 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14682 instead of PLUS_EXPR for pointer addition.
14683 (rs6000_va_start): Likewise.
14684 Also use sizetype for the offset.
14685 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14686 as PLUS_EXPR/MINUS_EXPR.
14687 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14688 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14689 Don't use BIT_AND_EXPR on a pointer type, convert the
14690 expression to sizetype first.
14691 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14693 (mips_gimplify_va_arg_expr): Likewise.
14694 Don't create BIT_AND_EXPR in a pointer type.
14696 2007-06-15 Eric Christopher <echristo@apple.com>
14698 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14699 (x86_64-*-darwin*): Ditto.
14700 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14703 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14705 * doc/extend.texi: Document behavior of __attribute__((aligned))
14708 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14710 * rtlanal.c (note_stores): Improve documentation.
14712 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14714 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14715 LOCAL_LABEL_PREFIX): Delete.
14716 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14717 (bfin_internal_label): Delete.
14719 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14721 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14722 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14723 otherwise define to LIBGCC2_TF_CEXT.
14724 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14725 (LIBGCC_TF_CEXT): Ditto.
14728 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14730 PR rtl-optimization/32339
14731 * df-scan.c (df_uses_record): Don't modify flags but just add to
14732 it for df_ref_record.
14734 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14736 * tree-mudflap.c: Fix whitespace issues.
14738 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14740 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14742 2007-06-14 Eric Christopher <echristo@apple.com>
14744 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14745 (movv4sf): Use gcc_unreachable instead of abort.
14747 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14750 * config/i386/sfp-machine.h (CMPtype): New define.
14751 (mach stubs): Use CMPtype instead of int as a return type.
14753 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14755 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14756 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14757 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14758 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14759 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14760 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14761 config/soft-fp/soft-fp.h: Update from glibc CVS.
14763 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14765 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14767 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14770 * config/v850/v850.c: Include dataflow header file.
14771 (substitute_ep_register): Fix typo.
14773 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14775 * configure.ac: Fix earlier checkin.
14776 * configure: Regenerated.
14778 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14780 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14781 * aclocal.m4: Regenerate.
14782 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14783 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14784 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14785 * configure: Regenerate.
14786 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14788 * Makefile.in (quickstrap): Build libgcc too.
14790 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14792 * configure.ac: Add --enable-checking=df. Explicitly mention that
14793 the variables are initialized as for "release".
14794 * df-core.c: Use it.
14795 * configure: Regenerate.
14796 * config.in: Regenerate.
14798 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14800 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14801 validate_replace_rtx instead of replace_rtx.
14802 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14804 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14806 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14807 (DWARF2_UNWIND_INFO): Override default if configured with
14809 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14810 (ENDFILE_SPEC): Add crtend.o.
14811 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14812 (ENDFILE_SPEC): Add crtend.o.
14813 (TARGET_USE_JCR_SECTION): Define.
14814 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14816 * config/i386/cygming-crtbegin.c: New file.
14817 * config/i386/cygming-crtend.c: New file.
14819 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14821 * config/i386/w32-unwind.h: New file.
14823 2007-06-13 Eric Christopher <echristo@apple.com>
14825 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14826 the user set a value below STACK_BOUNDARY.
14828 2007-06-13 Thiemo Seufer <ths@networkno.de>
14830 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14831 imply -lpthread for -pthread.
14833 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14835 * basic-block.h: Remove the prototype for
14836 free_basic_block_vars.
14837 * cfglayout.h: Remove the prototype for
14838 insn_locators_initialize.
14839 * tree.h: Remove the prototype for emit_line_note.
14841 * tree-ssa-pre.c (mergephitemp): Remove.
14842 (init_pre): Don't use mergephitemp.
14844 2007-06-13 Eric Christopher <echristo@apple.com>
14846 * config/i386/i386.c (override_options): If we've specified
14847 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14849 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14851 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14854 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14856 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14857 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14858 (eh_store_handler): New pattern.
14859 (eh_return): Emit it instead of a plain move.
14861 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14863 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14864 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14865 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14868 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14870 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14871 (find_next_insn_start, find_load): New functions.
14872 (bfin_reorg): Use them to deal with the fact that parallel insns are
14873 no longer represented as a SEQUENCE.
14875 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14877 * config/sparc/sparc.c (sparc_override_options): Initialize
14878 fpu mask correctly.
14880 2007-06-13 Dave Korn <dave.korn@artimi.com>
14882 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14885 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14887 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14888 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14889 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14890 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14891 tree-vect-transform.c: Fix comment typos. Follow spelling
14894 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14896 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14897 to the exit block use set.
14898 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14899 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14900 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14902 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14904 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14905 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14906 to indicate an error.
14907 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14909 (dbg_cnt_process_opt): Print an error on a bad argument.
14910 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14911 * common.opt (-fdbg-cnt-list): New.
14912 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14914 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14916 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14917 flag on ref-all pointers.
14919 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14921 PR middle-end/31579
14922 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14923 for the offset with the modifier as EXPAND_INITIALIZER
14924 if the modifier is EXPAND_INITIALIZER.
14925 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14926 a register if we had an overflow.
14928 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14930 * real.c (real_isfinite): New.
14931 (real_sqrt): Use it.
14932 * real.h (real_isfinite): New.
14933 * builtins.c: Use it.
14935 2007-06-12 Ian Lance Taylor <iant@google.com>
14936 Daniel Berlin <dberlin@dberlin.org>
14939 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14940 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14941 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14942 (DECL_NO_TBAA_P): Define.
14943 (struct tree_decl_common): Add no_tbaa_flag field.
14944 * tree-ssa-structalias.c (struct variable_info): Add
14945 no_tbaa_pruning field.
14946 (new_var_info): Initialize no_tbaa_pruning field.
14947 (unify_nodes): Copy no_tbaa_pruning field.
14948 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14949 (dump_solution_for_var): Print no_tbaa_pruning flag.
14950 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14952 (compute_tbaa_pruning): New static function.
14953 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14954 Call compute_tbaa_pruning.
14955 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14956 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14957 * gimple-low.c (lower_stmt): Likewise.
14958 * tree-gimple.c (is_gimple_stmt): Likewise.
14959 * tree-ssa-operands.c (get_expr_operands): Likewise.
14960 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14961 * tree-inline.c (estimate_num_insns_1): Likewise.
14962 (copy_result_decl_to_var): Likewise.
14963 * expr.c (expand_expr_real_1): Likewise.
14964 * tree-pretty-print.c (dump_generic_node): Likewise.
14965 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14966 * omp-low.c (omp_copy_decl_2): Likewise.
14967 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14968 * doc/c-tree.texi (Expression trees): Document
14969 CHANGE_DYNAMIC_TYPE_EXPR.
14971 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14973 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14974 with !HONOR_NANS and !HONOR_INFINITIES.
14975 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14977 2007-06-12 Tristan Gingold <gingold@adacore.com>
14979 * gcov.c: Comments updated.
14980 (source_info): Add file_time field.
14981 (source_index): New variable.
14982 (mutiple_files): New variable.
14983 (generate_results): New function extracted from process_file.
14984 (process_file): Save and restore chain of functions, generate
14985 results and free structures only if not merging results.
14986 (release_structures): File names are now freed in create_file_names
14987 (create_file_names): Free previous file names.
14988 (find_source): File date is now read here and modifications in
14989 source files is checked here.
14990 (read_graph_file): Only reverse order of functions for the current
14992 (make_gcov_file_name): Do not generate long names if input_name is
14994 (output_lines): If merging results do not display graph, data and
14996 Checking source file modification is done in find_source.
14998 * doc/gcov.texi: Append an s to sourcefile.
15000 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
15002 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
15003 (forced_nop): New pattern.
15004 * config/bfin/bfin.c: Include "df.h".
15005 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
15006 (bfin_discover_loop): Use df_get_live_in instead of
15007 global_live_at_start.
15008 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
15009 df_analyze when done.
15010 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
15011 the insns. Use QImode for the final insn in a bundle. Call
15012 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15014 (reorder_var_tracking_notes): New function.
15015 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15016 update_life_info. Call df_analyze after scheduling and bundle
15017 generation. Call reorder_var_tracking_notes if generating these
15018 notes. Call df_finish_pass at the end.
15020 2007-06-12 Dirk Mueller <dmueller@suse.de>
15022 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15023 a comparison, not an assignment.
15025 2007-06-12 Olivier Hainque <hainque@adacore.com>
15027 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15028 Request walking the subtrees only, leaving the current is_lhs/val_only
15030 (convert_non_local_reference): Likewise.
15032 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15034 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15036 2007-06-12 Richard Guenther <rguenther@suse.de>
15038 PR tree-optimization/15353
15039 PR tree-optimization/31657
15040 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15041 * timevar.def: Add TV_TREE_IFCOMBINE.
15042 * tree-pass.h (pass_tree_ifcombine): Declare.
15043 * tree-ssa-ifcombine.c: New file.
15044 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15045 * tree-flow.h (blocks_in_phiopt_order): Declare.
15046 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15047 (tree-ssa-ifcombine.o): New dependencies.
15049 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15051 PR rtl-optimization/32293
15052 * combine.c (simplify_if_then_else): Truncate return from
15053 nonzero_bits() to correct mode.
15055 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15057 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15058 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15060 2007-06-11 Diego Novillo <dnovillo@google.com>
15062 * Makefile.in (reload1.o-warn): Remove.
15064 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15066 * combine.c (subst): Use reg_overlap_mentioned_p
15067 instead of comparing register numbers directly.
15069 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15071 * reload1.c (mark_home_live_1): Use the mode parameter.
15073 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15075 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15076 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15078 * df-core.c: Ditto.
15080 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15082 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15084 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15086 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15087 from integer registers.
15088 (FP mode splitters): Handle TFmode.
15090 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15092 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15093 for ref-all pointers that point-to anything.
15095 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15097 * config/arm/arm.c (arm_output_dwarf_dtprel,
15098 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15100 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15102 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15103 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15106 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15108 * tree.c (signed_or_unsigned_type_for): New.
15109 (unsigned_type_for): Use signed_or_unsigned_type_for.
15110 (signed_type_for): Use signed_or_unsigned_type_for.
15111 * tree.h (signed_or_unsigned_type_for): New.
15112 (get_signed_or_unsigned_type): Remove.
15113 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15114 lang_hooks.types.signed_type
15115 (size_diffop): Likewise.
15116 (all_ones_mask_p): Likewise.
15117 (build_range_check): Likewise.
15118 (fold_cond_expr_with_comparison): Likewise.
15119 (fold_cond_expr_with_comparison): Likewise.
15120 (unextend): Likewise.
15121 (extract_muldiv_1): Likewise.
15122 (fold_single_bit_test_into_sign_test): Likewise.
15123 (fold_binary): Likewise.
15124 (fold_ternary): Likewise.
15125 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15126 instead of get_signed_or_unsigned_type.
15127 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15128 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15129 * expr.c (signed_or_unsigned_type_for): Use
15130 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15131 * langhooks.c (get_signed_or_unsigned_type): Remove.
15132 (lhd_signed_or_unsigned_type): Remove.
15133 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15134 signed_or_unsigned_type.
15135 (lhd_signed_or_unsigned_type): Remove.
15136 * expmed.c (make_tree): Use signed_type_for instead of
15137 lang_hooks.types.signed_type.
15138 * c-common.c (same_scalar_type_ignoring_signedness): Use
15139 c_common_signed_type instead of lang_hooks.types.signed_type.
15140 (c_common_unsigned_type): New.
15141 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15142 (shorten_compare): Use c_common_unsigned_type instead of
15143 c_common_signed_or_unsigned_type.
15144 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15146 * convert.c (convert_to_integer): Use signed_type_for instead of
15147 lang_hooks.types.signed_type.
15148 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15149 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15150 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15151 * c-format.c (check_format_types): Use c_common_unsigned_type
15152 instead of unsigned_type_for.
15153 * c-decl.c (groakdeclarator): Likewise.
15154 * c-typeck.c (convert_for_assignment): Likewise.
15155 * c-common.h (c_common_unsigned_type): New.
15157 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15160 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15161 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15163 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15165 PR middle-end/32279
15166 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15167 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15169 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15170 Sebastian Pop <sebpop@gmail.com>
15172 * lambda-code.c (remove_iv): New.
15173 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15175 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15177 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15178 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15179 * tree-ssa-loop-prefetch.c: Include optabs.h.
15180 (FENCE_FOLLOWING_MOVNT): New macro.
15181 (struct mem_ref): Add independent_p and storent_p fields.
15182 (record_ref): Initalize the new fields.
15183 (gather_memory_references_ref): Return true if the reference
15185 (gather_memory_references): Check whether all memory accesses
15186 in loop were recorded.
15187 (should_issue_prefetch_p): Return false for nontemporal stores.
15188 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15189 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15190 (determine_loop_nest_reuse): Detect independent memory references.
15191 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15192 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15193 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15194 * config/i386/i386.h (x86_mfence): Declare.
15195 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15196 * config/i386/i386.c (x86_mfence): New variable.
15197 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15199 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15200 * optabs.c (init_optabs): Initialize storent_optab.
15201 * optabs.h (enum optab_index): Add OTI_storent.
15202 (storent_optab): Declare.
15203 * genopinit.c (optabs): Add initialization for storent_optab.
15204 * tree.h (MOVE_NONTEMPORAL): New macro.
15205 * expr.c (expand_assignment, store_expr, store_constructor_field,
15206 store_constructor, store_field, expand_expr_real_1): Propagate
15207 nontemporality of the expanded store.
15208 (emit_storent_insn): New function.
15209 * expr.h (expand_assignment, store_expr): Declaration changed.
15210 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15211 to expand_assignment.
15212 * stmt.c (expand_asm_expr): Ditto.
15213 * calls.c (initialize_argument_information): Pass false as
15214 nontemporality to store_expr.
15215 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15218 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15220 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15222 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15224 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15226 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15227 and allow DECL_P here.
15229 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15231 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15232 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15233 track of the size of the expression.
15234 * cfghooks.c (merge_blocks): Remove block from loops structure only
15235 after call of the merge_blocks hook.
15237 2007-06-09 Tom Tromey <tromey@redhat.com>
15239 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15240 (deprecated_state): Removed.
15241 (start_decl): Update.
15242 (enum deprecated_states): Moved earlier.
15243 (groktypename): Update.
15244 (push_parm_decl): Likewise.
15245 (grokfield): Likewise.
15246 (start_function): Likewise.
15248 2007-06-09 Ian Lance Taylor <iant@google.com>
15250 PR tree-optimization/32169
15251 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15252 CONVERT_EXPR, check whether min and max both converted to an
15253 overflow infinity representation.
15255 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15257 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15258 not inserted on the edge.
15260 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15262 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15263 instructions if they are supported.
15264 (__divsi3, __umodsi3, __modsi3): Likewise.
15265 (__ashldi3, __ashrdi3, __lshrdi3): New.
15266 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15268 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15269 Tony Linthicum <tony.linthicum@amd.com>
15271 * doc/invoke.texi: Add fvect-cost-model flag.
15272 * common.opt (fvect-cost-model): New flag.
15273 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15274 cost fields in stmt_vec_info struct for STMT.
15275 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15276 fields in stmt_vec_info struct and access functions for the same.
15277 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15278 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15279 load, store and vector to scalar operation.
15280 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15281 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15282 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15283 (TARG_VEC_STORE_COST): Define cost of vector store.
15284 (vect_estimate_min_profitable_iters): Define new function.
15285 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15286 check to evaluate if loop iterations are less than minimum profitable
15287 iterations determined by cost model or minimum vect loop bound defined
15288 by user, whichever is more conservative.
15289 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15290 run-time check to evaluate if loop iterations are less than minimum
15291 profitable iterations determined by cost model or minimum vect loop
15292 bound defined by user, whichever is more conservative.
15293 (vect_estimate_min_profitable_iterations): New function to estimate
15294 mimimimum iterartions required for vector version of loop to be
15295 profitable over scalar version.
15296 (vect_model_reduction_cost): New function.
15297 (vect_model_induction_cost): New function.
15298 (vect_model_simple_cost): New function.
15299 (vect_cost_strided_group_size): New function.
15300 (vect_model_store_cost): New function.
15301 (vect_model_load_cost): New function.
15302 (vectorizable_reduction): Call vect_model_reduction_cost during
15304 (vectorizable_induction): Call vect_model_induction_cost during
15306 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15307 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15308 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15309 vectorizable_promotion, vectorizable_demotion): Call
15310 vect_model_simple_cost during analysis phase.
15312 2007-06-08 Simon Baldwin <simonb@google.com>
15314 * reg-stack.c (get_true_reg): Readability change. Moved default case
15315 label into direct switch statement scope.
15317 2007-06-08 Simon Baldwin <simonb@google.com>
15319 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15320 in gcc_assert() with '==' comparison.
15322 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15324 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15325 TARGET_ABM handling of x86_popcnt variable.
15327 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15329 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15330 __builtin_copysignq and __builtin_infq built-in functions.
15332 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15334 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15335 SSE4.2 section. Correct built-in function names in SSE4A section.
15337 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15339 PR tree-optimization/32243
15340 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15341 for ncopies after ratio check between nunits_out and nunits_in.
15342 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15344 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15346 PR tree-optimization/32224
15347 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15348 vectorization upon a non GIMPLE_MODIFY_STMT.
15350 2007-06-08 Christian Bruel <christian.bruel@st.com>
15353 * config/sh/sh.md (doloop_end): New pattern and splitter.
15354 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15356 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15358 PR middle-end/32209
15359 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15361 (verify_dominators): Do not change dominance tree.
15363 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15365 * config/sh/constraints.md: New file.
15366 * config/sh/sh.c: Include tm-constrs.h.
15367 (reg_class_from_letter): Remove.
15368 (prepare_cbranch_operands): Use satisfies_constraint_*
15369 function instead of macro.
15370 (andcosts, broken_move, sh_secondary_reload): Likewise.
15371 * config/sh/predicates.md (trapping_target_operand): Likewise.
15372 (and_operand, arith_operand, arith_reg_or_0_operand,
15373 cmp_operand, logical_operand, target_operand,
15374 ua_address_operand, ua_offset, xor_operand): Likewise.
15375 * config/sh/sh.md: Include constraints.md.
15376 (*movsicc_t_false): Use satisfies_constraint_* function
15378 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15379 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15380 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15381 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15382 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15383 (REG_CLASS_FROM_CONSTRAINT): Remove.
15384 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15385 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15386 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15387 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15388 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15389 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15390 function instead of macro.
15391 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15392 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15393 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15394 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15395 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15396 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15397 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15398 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15399 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15400 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15401 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15402 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15403 EXTRA_CONSTRAINT_STR): Likewise.
15404 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15406 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15408 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15410 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15413 * c-common.h (flag_cpp0x): Replaced by...
15414 (cxx_dialect): ... this new variable specifying the C++ dialect that
15416 * c-common.c (flag_cpp0x): Removed.
15417 (cxx_dialect): Defined.
15418 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15420 * c-opts.c (c_common_post_options): Likewise.
15421 (set_std_cxx98): Set cxx_dialect to cxx98.
15422 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15424 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15425 Hui-May Chang <hm.chang@apple.com>
15427 * doc/invoke.texi (Darwin Options): Update documentation for
15428 -mmacosx-version-min.
15429 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15430 * config/darwin-driver.c: New file.
15431 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15432 * config/t-darwin (darwin-driver.o): New rule.
15434 * config/darwin-c.c (version_as_macro): Ignore low digit.
15436 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15438 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15439 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15440 (CSGNMODE): New mode macro.
15441 (CSGNVMODE): New mode attribute.
15442 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15443 expander using CSGNMODE mode macro. Handle TFmode.
15444 (copysign<mode>3_const): Rename from copysignsf3_const and
15445 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15447 (copysign<mode>3_var): Rename from copysignsf3_var and
15448 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15450 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15451 mode macro. Handle TFmode.
15452 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15453 (iortf3, *iortf3): Ditto.
15454 (xortf3, *xortf3): Ditto.
15455 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15456 TFmode and TImode masks.
15457 (ix86_expand_copysign): Expand TFmode copysign insn.
15458 (IX86_BUILTIN_INFQ): New.
15459 (IX86_BUILTIN_FABSQ): Ditto.
15460 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15461 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15462 [__builtin_fabsq]: Ditto.
15463 [__builtin_copysignq]: Ditto.
15464 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15465 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15466 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15467 ix86_expand_binop_builtin().
15469 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15471 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15473 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15476 * rtl.h (push_to_sequence2): New.
15477 * emit-rtl.c (push_to_sequence2): New.
15478 * function.c (assign_parm_data_all): Add new fields.
15479 (assign_parm_setup_block): Call push_to_sequence2 instead of
15481 (assign_parm_setup_reg): Ditto.
15482 (assign_parm_setup_stack): Ditto.
15483 (assign_parms_unsplit_complex): Ditto.
15484 (assign_parms): Change field name.
15486 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15488 PR tree-optimization/32220
15489 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15490 phi node is reached before defining statement.
15492 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15495 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15496 after changing the right hand side of the assignment.
15498 2007-06-06 Eric Christopher <echristo@apple.com>
15500 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15501 (x86_64-*-darwin*): Ditto.
15502 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15503 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15505 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15507 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15508 coding conventions.
15509 (add_key): Likewise.
15510 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15511 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15513 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15515 (add_cost_one_coalesce): Likewise.
15516 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15517 variable names. Rename orig to orig_name for consistency.
15518 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15519 coding conventions.
15520 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15522 (record_equivalences_from_stmt): Likewise.
15523 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15524 the coding conventions.
15525 (memory_ssa_name_same): Likewise.
15526 (dse_optimize_stmt): Likewise.
15527 (dse_record_phis): Likewise.
15528 (dse_finalize_block): Likewise.
15529 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15530 keywords as variable names.
15531 (may_move_till): Cast according to the coding conventions.
15532 (force_move_till_expr): Avoid using C++ keywords as variable names.
15533 (force_move_till): Cast according to the coding conventions.
15534 (memref_hash): Likewise.
15535 (memref_eq): Likewise.
15536 (gather_mem_refs_stmt): Likewise.
15537 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15538 using C++ keywords as variable names.
15539 (idx_find_step): Cast according to the coding conventions.
15540 (idx_record_use): Likewise.
15541 (find_depends): Likewise.
15542 (prepare_decl_rtl): Likewise.
15543 (mbc_entry_hash): Likewise.
15544 (mbc_entry_eq): Likewise.
15545 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15546 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15547 (idx_infer_loop_bounds): Cast according to the coding conventions.
15548 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15549 * tree-ssa-math-opts.c (occ_new ): Likwise.
15550 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15552 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15554 (add_use_op): Likewise.
15555 (add_vop): Likewise.
15556 (add_vuse_op): Likewise.
15557 (add_vdef_op): Likewise.
15558 (get_expr_operands): Likewise.
15559 (push_stmt_changes): Use type safe memory macros.
15560 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15561 keywords as variable names.
15562 (conditional_replacement): Likewise.
15563 (minmax_replacement): Likewise.
15564 (abs_replacement): Likewise.
15565 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15566 coding conventions.
15567 (insert_fake_stores): Avoid using C++ keywords as variable names.
15568 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15570 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15571 (heapvar_insert): Use type safe memory macros.
15572 (new_var_info): Cast according to the coding conventions.
15573 (new_constraint): Likewise.
15574 (remove_preds_and_fake_succs): Use type safe memory macros.
15575 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15577 (thread_single_edge): Likewise.
15578 (thread_through_loop_header): Likewise.
15580 2007-06-06 Eric Christopher <echristo@apple.com>
15582 * config/i386/i386.c (override_options): Move handling
15583 of TARGET_SUBTARGET* earlier.
15585 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15587 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15590 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15592 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15593 emited outside of basic block.
15594 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15595 the created blocks.
15596 * rtl.h (delete_insn_chain): Declaration changed.
15597 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15599 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15600 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15601 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15602 to delete_insn_chain.
15603 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15604 do not have bb field set.
15605 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15607 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15608 * cfgcleanup.c (try_optimize_cfg): Ditto.
15610 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15612 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15613 (lambda_body_vector_new): Use type safe memory macros.
15614 (lambda_linear_expression_new): Likewise.
15615 (lambda_loopnest_new): Likewise.
15616 (lambda_lattice_new): Likewise.
15617 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15618 conventions. Use type safe memory macros.
15619 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15620 (lambda_body_vector_s): Likewise.
15621 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15622 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15624 2007-06-06 Richard Guenther <rguenther@suse.de>
15626 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15627 if we need to schedule cfg_cleanup.
15628 (tree_ssa_forward_propagate_single_use_vars): Do so.
15630 2007-06-06 Ian Lance Taylor <iant@google.com>
15632 * fold-const.c (merge_ranges): If range_successor or
15633 range_predecessor fail, just return 0.
15635 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15637 PR tree-optimization/32216
15638 * tree-vectorizer.c (supportable_widening_operation): Determine
15639 signedness of FIX_TRUNC_EXPR from output operand.
15640 (supportable_narrowing_operation): Ditto.
15641 * tree-vect-generic.c (expand_vector_operations_1): Determine
15642 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15643 from input operand.
15645 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15647 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15648 (struct pta): ...from here. Change flags to unsigned to avoid
15649 excessive casting (as it is used as a bit mask).
15650 (override_options): Add casts according to the coding convenventions.
15651 (x86_64_elf_unique_section): Likewise.
15652 (examine_argument): Avoid using C++ keywords as variable names.
15653 (construct_container): Likewise.
15654 (legitimize_pic_address): Likewise.
15655 (get_dllimport_decl): Cast according to the coding conventions. Use
15656 type safe memory macros.
15657 (legitimize_address): Cast according to the coding conventions.
15658 (emit_i387_cw_initialization): Corrected the type of slot to enum
15660 (ix86_init_machine_status): Use type safe memory macros.
15661 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15662 (bdesc_pcmpistr): Likewise.
15663 (bdesc_crc32): Likewise.
15664 (bdesc_sse_3arg): Likewise.
15665 (bdesc_2arg): Likewise.
15666 (bdesc_1arg): Likewise.
15667 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15668 (ix86_expand_sse_pcmpistr): Likewise.
15669 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15670 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15671 int to match the langhook definition.
15672 (ix86_builtin_conversion): Change the type of code to unsigned init to
15673 match the langhook definition.
15674 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15676 (ix86_preferred_output_reload_class): Likewise.
15677 (ix86_cannot_change_mode_class): Likewise.
15678 (ix86_memory_move_cost): Likewise.
15679 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15680 avoid excessive casting later on.
15681 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15683 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15685 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15686 as flags setting insn.
15687 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15689 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15691 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15692 (UNSPEC_ROUND): New.
15693 ("sse4_1_round<mode>2"): New insn pattern.
15694 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15696 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15697 expander using SSEMODEF mode macro. Expand using
15698 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15699 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15700 expander using SSEMODEF mode macro. Expand using
15701 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15702 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15703 expander using SSEMODEF mode macro. Expand using
15704 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15705 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15706 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15707 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15710 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15711 Sebastian Pop <sebpop@gmail.com>
15713 * lambda.h (build_linear_expr): New.
15714 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15715 Use build_linear_expr, call fold and force_gimple_operand.
15716 (lambda_loopnest_to_gcc_loopnest): Check that there is
15717 something to insert.
15718 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15720 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15722 PR preprocessor/23479
15723 * doc/extend.texi: Document the 0b-prefixed binary integer
15724 constant extension.
15726 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15728 PR tree-optimization/32215
15729 * tree-vectorizer.c (supportable_widening_operation): Return false
15730 for unsupported FIX_TRUNC_EXPR tree code.
15731 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15733 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15735 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15736 register on SPE targets. Change documentation to reflect
15738 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15739 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15740 out of the register allocation pool.
15741 (rs6000_reg_live_or_pic_offset_p): New function.
15742 (rs6000_emit_prologue): Move the actual saving of LR up to free
15743 r0 for holding r11. Split saving of SPE 64-bit registers into
15744 its own case. Ensure that offsets will always be in-range for
15745 'evstdd' by using r11 as a scratch register to point at the start
15746 of the SPE save area. Save r11 if necessary, as it is the static
15748 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15749 into its own case. Ensure that offsets will always be in-range
15750 for 'evldd' by using r11 as a scratch register to point at the
15751 start of the SPE save area. Also adjust r11 when restoring
15752 the stack pointer to compensate for pre-loading r11.
15754 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15756 * cfg.c (init_flow): Use type safe memory macros.
15757 (alloc_block): Likewise.
15758 (unchecked_make_edge): Likewise.
15759 (dump_flow_info): Avoid using C++ keywords as variable names.
15760 (copy_original_table_clear): Cast according to the coding conventions.
15761 (copy_original_table_set): Likewise.
15762 * cfgexpand (label_rtx_for_bb): Likewise.
15763 (expand_gimple_basic_block): Likewise.
15764 * cfghooks.c (dump_bb): Likewise.
15765 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15767 (lv_add_condition_to_bb): Likewise.
15768 * cfglayout (relink_block_chain): Cast according to the coding
15770 (fixup_reorder_chain): Likewise.
15771 (fixup_fallthru_exit_predecessor): Likewise.
15772 * cfgloop.c (glb_enum_p): Likewise.
15773 (get_exit_description): Likewise.
15774 (dump_recorded_exit): Likewise.
15775 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15776 (struct loop): ... from here.
15777 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15779 * cfgrtl.c (rtl_create_basic_block): Likewise.
15780 (rtl_split_block): Likewise.
15781 (rtl_dump_bb): Likewise.
15782 (cfg_layout_split_block): Likewise.
15783 (init_rtl_bb_info): Use typesafe memory macros.
15785 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15786 * graphds.h: Updated all usages of edge to graph_edge.
15787 * graphds.c: Likewise.
15788 * cfgloopanal.c: Likewise.
15790 2007-06-05 Ian Lance Taylor <iant@google.com>
15792 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15793 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15794 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15796 (test_for_singularity): Likewise.
15798 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15800 * config/i386/constraints.md ("Y2"): Replaced by ...
15802 * config/i386/i386.md: Likewise.
15803 * config/i386/mmx.md: Likewise.
15804 * config/i386/sse.md: Likewise.
15806 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15808 * config/i386/constraints.md ("z"): Replaced by ...
15810 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15811 (sse4_1_blendvps): Likewise.
15812 (sse4_1_pblendvb): Likewise.
15813 (sse4_2_pcmpestr): Likewise.
15814 (sse4_2_pcmpestrm): Likewise.
15815 (sse4_2_pcmpestr_cconly): Likewise.
15816 (sse4_2_pcmpistr): Likewise.
15817 (sse4_2_pcmpistrm): Likewise.
15818 (sse4_2_pcmpistr_cconly): Likewise.
15820 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15822 * matrix-reorg.c (transform_access_sites): Fix computation.
15823 (transform_allocation_sites): Same.
15825 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15827 * config/i386/i386.c (override_options): Use
15828 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15830 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15833 (nonimm_not_xmm0_operand): Ditto.
15834 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15835 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15836 as operand[2] predicate. Require "z" class XMM register for
15837 operand[3]. Adjust asm template.
15838 ("sse4_1_blendvpd"): Ditto.
15839 ("sse4_1_pblendvb"): Ditto.
15840 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15841 force op2 into xmm0 register for variable blend instructions.
15843 2007-06-04 Tom Tromey <tromey@redhat.com>
15845 * c-tree.h (start_enum): Update.
15846 (build_enumerator): Likewise.
15847 * c-decl.c (enum_next_value): Removed.
15848 (enum_overflow): Likewise.
15849 (start_enum): Add c_enum_contents argument. Don't use globals.
15850 (build_enumerator): Likewise.
15851 * c-tree.h (struct c_enum_contents): New struct.
15853 2007-06-04 Tom Tromey <tromey@redhat.com>
15855 * c-common.c (c_common_get_alias_set): Fix indentation.
15857 2007-06-04 Ian Lance Taylor <iant@google.com>
15859 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15860 to overflow, reduce overflow infinity to regular infinity.
15861 (vrp_var_may_overflow): New static function.
15862 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15864 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15866 * stor-layout.c (layout_type): Remove duplicate code.
15868 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15871 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15872 before build_common_builtin_nodes ().
15874 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15877 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15879 2007-06-04 Jan Hubicka <jh@suse.cz>
15881 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15882 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15883 instead of _stat version.
15885 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15887 PR tree-optimization/32194
15888 * tree-predcom.c (determine_offset): Check that both references have
15891 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15893 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15894 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15895 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15896 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15897 Add argument to iterate_fix_dominators call.
15898 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15899 * gcse.c (hoist_code): Change domby to vector.
15900 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15901 Add argument to iterate_fix_dominators call.
15902 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15903 recompute_dominator.
15904 * lambda-code.c (perfect_nestify): Ditto.
15905 * cfgloopanal.c: Include graphds.h.
15906 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15907 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15908 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15910 * graphds.c: New file.
15911 * graphds.h: New file.
15912 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15913 (get_dominated_by, get_dominated_by_region): Change return type to
15915 (verify_dominators): Recompute all dominators and compare the results.
15916 (recount_dominator): Renamed to ...
15917 (recompute_dominator): ... this. Do not check that the block is
15918 dominated by entry.
15919 (iterate_fix_dominators): Reimplemented.
15920 (prune_bbs_to_update_dominators, root_of_dom_tree,
15921 determine_dominators_for_sons): New functions.
15922 * et-forest.c (et_root): New function.
15923 * et-forest.h (et_root): Declare.
15924 * Makefile.in (graphds.o): Add.
15925 (cfgloopanal.o): Add graphds.h dependency.
15926 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15927 * basic-block.h (get_dominated_by, get_dominated_by_region,
15928 iterate_fix_dominators): Declaration changed.
15929 (recount_dominator): Renamed to ...
15930 (recompute_dominator): ... this.
15931 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15932 (thread_through_all_blocks): Do not free dominance info.
15934 2007-06-03 Andreas Schwab <schwab@suse.de>
15936 * config/m68k/m68k.c (override_options): Don't override
15938 * config/m68k/m68k-modes.def (SF, DF): Define to use
15939 motorola_single_format and motorola_double_format, resp.
15940 * real.c (motorola_single_format): Renamed from
15941 coldfire_single_format.
15942 (motorola_double_format): Renamed from coldfire_double_format.
15943 (encode_ieee_extended): Generate a proper canonical NaN image
15944 respecting canonical_nan_lsbs_set.
15945 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15947 * real.h: Adjust declarations.
15949 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15952 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15953 the symbol is generated with the stack protector.
15955 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15957 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15958 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15960 * doc/extend.texi (interrupt): Mention m68k.
15962 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15964 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15965 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15966 (ix86_expand_sse_pcmpestr): Do not check operands for
15967 "register_operand", when insn operand predicate is "register_operand".
15968 (ix86_expand_sse_pcmpistr): Ditto.
15970 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15971 Uros Bizjak <ubizjak@gmail.com>
15973 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15974 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15975 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15976 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15977 * config/i386/constraints.md ("z"): New register constraint
15978 for members of SSE_FIRST_REG class.
15979 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15980 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15981 SSE_FIRST_REG class.
15982 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15983 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15984 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15985 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15986 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15987 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15988 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15989 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15990 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15991 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15992 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15993 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15994 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15995 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15996 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15997 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15998 (struct builtin_description): Change "flag" field to unsigned.
15999 (bdesc_pcmpestr): New builtin description table.
16000 (bdesc_pcmpistr): Likewise.
16001 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
16002 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
16003 Initialize pcmp[ei]str[im] insns for SSE4.2.
16004 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
16005 (ix86_expand_sse_pcmpistr): Likewise.
16006 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
16007 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
16008 (UNSPEC_PCMPISTR): Likewise.
16009 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
16010 (sse4_2_pcmpestri):New isns pattern.
16011 (sse4_2_pcmpestrm): Likewise.
16012 (sse4_2_pcmpestr_cconly): Likewise.
16013 (sse4_2_pcmpistr): New insn patern and splitter.
16014 (sse4_2_pcmpistri):New isns pattern.
16015 (sse4_2_pcmpistrm): Likewise.
16016 (sse4_2_pcmpistr_cconly): Likewise.
16017 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16020 2007-06-01 David Daney <ddaney@avtrex.com>
16022 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16023 LOADGP_ABSOLUTE and not binds_local_p.
16025 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16027 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16029 2007-06-01 Ian Lance Taylor <iant@google.com>
16031 * tree-vrp.c (compare_name_with_value): Always set
16032 used_strict_overflow if we get a result from the variable itself.
16034 2007-06-01 Ian Lance Taylor <iant@google.com>
16036 PR rtl-optimization/31455
16037 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16038 subregs which have a cast between modes which are not tieable.
16040 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16042 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16043 breaks after return statements.
16045 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16047 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16048 only after no_new_pseudos.
16050 2007-05-31 Eric Christopher <echristo@apple.com>
16052 * expr.c (convert_move): Assert that we don't have a BLKmode
16054 (store_expr): Handle BLKmode moves by calling emit_block_move.
16056 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16058 * c-typeck.c (build_indirect_ref): Include type in error message.
16059 (build_binary_op): Pass types to binary_op_error.
16060 * c-common.c (binary_op_error): Take two type arguments, print out
16062 * c-common.h (binary_op_error): Update prototype.
16064 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16066 * config/i386/i386.c: Correct coments on -mno-sse4.
16068 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16070 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16071 (x86_64-*-*): Likewise.
16072 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16073 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16074 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16075 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16076 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16077 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16078 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16079 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16080 (OPTION_MASK_ISA_SSE4): Likewise.
16081 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16082 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16083 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16084 (override_options): Support SSE4.2.
16085 (ix86_build_const_vector): Support SImode and DImode.
16086 (ix86_build_signbit_mask): Likewise.
16087 (ix86_expand_int_vcond): Support V2DImode.
16088 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16089 (IX86_BUILTIN_CRC32HI): Likewise.
16090 (IX86_BUILTIN_CRC32SI): Likewise.
16091 (IX86_BUILTIN_CRC32DI): Likewise.
16092 (IX86_BUILTIN_PCMPGTQ): Likewise.
16093 (bdesc_crc32): Likewise.
16094 (bdesc_sse_3arg): Likewise.
16095 (ix86_expand_crc32): Likewise.
16096 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16097 (ix86_expand_builtin): Likewise.
16098 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16099 __SSE4_2__ for -msse4.2.
16100 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16101 (CRC32MODE): Likewise.
16102 (crc32modesuffix): Likewise.
16103 (crc32modeconstraint): Likewise.
16104 (sse4_2_crc32<mode>): Likewise.
16105 (sse4_2_crc32di): Likewise.
16106 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16108 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16109 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16110 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16111 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16112 (vcondu<mode>): Likewise.
16113 * doc/extend.texi: Document SSE4.2 built-in functions.
16114 * doc/invoke.texi: Document -msse4.2/-msse4.
16116 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16118 PR tree-optimization/32160
16119 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16120 variable as gimple reg.
16121 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16123 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16125 * gcc.c (main): Don't consider linker options when issuing the
16126 warning about a linker input file not being used.
16128 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16130 * tree-vrp.c (compare_names): Initialize sop.
16132 2007-05-30 Dirk Mueller <dmueller@suse.de>
16134 * cgraphunit.c (cgraph_analyze_function): Remove
16135 computation of inline parameters.
16137 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16139 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16141 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16143 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16144 Add vx-common.h. Include vxworks.h between vx-common.h and
16146 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16148 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16149 (TARGET_ASM_DESTRUCTOR): Likewise.
16150 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16151 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16152 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16153 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16154 (VXWORKS_ENDIAN_SPEC): Define.
16155 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16156 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16157 VXWORKS_* equivalents.
16158 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16159 (ASM_FILE_START): Delete.
16160 (TARGET_VERSION): Reformat.
16161 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16162 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16163 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16164 (FPBIT, DPBIT): Define.
16165 (fp-bit.c, dp-bit.c): New rules.
16166 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16167 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16168 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16169 * config/arm/arm.h: Include vxworks-dummy.h.
16170 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16171 Mark with ATTRIBUTE_UNUSED.
16172 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16173 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16174 make it incompatible with -msingle-pic-base.
16175 (arm_function_ok_for_sibcall): Return false for calls that might
16176 go through a VxWorks PIC PLT entry.
16177 (require_pic_register): New function, split out from...
16178 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16180 (arm_load_pic_register): Handle the VxWorks RTP initialization
16181 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16182 (arm_emit_call_insn): New function.
16183 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16184 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16185 (pic_offset_arm): New pattern.
16186 (call, call_value): Use arm_emit_call_insn.
16187 (call_internal, call_value_internal): New expanders.
16188 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16189 VxWorks unless __PIC__.
16191 2007-05-30 Eric Christopher <echristo@gmail.com>
16193 * genrecog.c: Include regs.h in generated file.
16194 * genemit.c: Ditto. Fix up formatting.
16195 * config/mn10300/constraints.md: New.
16196 * config/mn10300/mn10300.md: Include.
16197 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16198 Fix up for removed macro.
16199 * config/mn10300/predicates.md (call_address_operand): Ditto.
16200 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16201 (CONST_OK_FOR_I): Ditto.
16202 (CONST_OK_FOR_J): Ditto.
16203 (CONST_OK_FOR_K): Ditto.
16204 (CONST_OK_FOR_L): Ditto.
16205 (CONST_OK_FOR_M): Ditto.
16206 (CONST_OK_FOR_N): Ditto.
16207 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16211 (EXTRA_CONSTRAINT): Ditto.
16213 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16215 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16217 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16218 OPTION_MASK_ISA_64BIT.
16219 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16221 2007-05-30 Richard Guenther <rguenther@suse.de>
16223 PR middle-end/32152
16224 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16225 types for comparison.
16226 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16227 with original typed arguments.
16228 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16230 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16232 PR tree-optimization/31769
16233 * except.c (duplicate_eh_regions): Clear prev_try if
16234 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16236 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16238 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16239 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16240 bsi of the location where statements should be inserted.
16241 (sink_code_in_bb): Take bsi from statement_sink_location.
16242 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16243 instead of bsi_start.
16244 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16246 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16247 (bsi_move_before): Document inconsistency with bsi_move_after.
16248 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16250 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16252 * config/i386/i386.h (TARGET_ABM): New define.
16253 (TARGET_POPCNT): Ditto.
16254 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16255 New temporary defines to redefine from OPTION_ISA_* defines.
16256 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16257 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16258 (ix86_isa_flags): New extern int declaration.
16259 (TARGET_SUBTARGET_DEFAULT): New define.
16260 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16261 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16262 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16263 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16264 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16265 * config/i386/darwin.h: Change TARGET_64BIT define to
16268 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16269 using existing "ix86_isa_flags" varible.
16270 (m32, m64): Use existing "ix86_isa_flags" variable.
16271 (mmmx, m3dnow): Ditto.
16272 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16273 (mabm): Define as non-negative option using "x86_abm" variable.
16274 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16276 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16277 Rewrite feature test bitmap.
16278 (ix86_isa_flags): New initialized global int varible.
16279 (ix86_isa_flags_explicit): New static int variable.
16280 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16281 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16282 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16283 target_flags_explicit.
16284 (override_options): Remove "target_enable" and "target_disable" fields
16285 from "struct ptt". Update processor_target_table accordingly. Remove
16286 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16287 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16288 "target_flags" and "ix86_isa_flags_explicit" instead of
16289 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16290 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16291 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16292 to true when either of PTA_POPCNT or PTA_ABM is set in
16293 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16294 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16295 processor_alias_table flags entry. Remove handling of
16296 "target_enable" and "target_disable" fields of processor_target_table.
16297 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16298 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16299 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16300 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16301 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16303 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16305 2007-05-29 David Daney <ddaney@avtrex.com>
16308 * config/mips/mips.c (mips_output_mi_thunk): Emit
16309 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16311 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16312 * config/i386/i386.c (ix86_function_regparm): Added checking of
16313 ix86_force_align_arg_pointer to determine the number of
16314 register parameters.
16316 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16318 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16319 (SET_DR_MISALIGNMENT): New.
16320 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16321 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16322 Use SET_DR_MISALIGNMENT.
16323 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16325 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16326 find_loop_nest): Export.
16327 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16328 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16329 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16330 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16332 (struct mem_ref): Add field reuse_distance.
16333 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16334 Initialize reuse_distance field.
16335 (issue_prefetch_ref): Select temporality of prefetch according to
16337 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16338 self_reuse_distance, determine_loop_nest_reuse): New functions.
16339 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16340 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16341 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16344 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16346 * tree-ssa-alias.c: Add aliasing overview.
16348 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16349 Danny Smith <dannysmith@users.sourceforge.net>
16352 * config/i386/t-crtfm: Compile crtfastmath.o with
16353 -minline-all-stringops.
16354 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16355 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16357 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16359 * doc/md.texi: Document constraints on HP PA-RISC.
16361 * pa/constraints.md: New file.
16362 * pa.md: Include constraints.md.
16363 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16364 (integer_store_memory_operand, ldil_cint_p): New functions.
16365 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16366 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16367 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16368 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16369 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16371 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16374 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16375 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16376 case POSTDECREMENT_EXPR>): Return the error_mark_node
16377 if either the real or imaginary parts would an
16380 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16382 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16383 name when we remove it from a call.
16385 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16387 * targhooks.c (default_narrow_bitfield): Remove.
16388 * targhooks.h: Remove the prototype for
16389 default_narrow_bitfield.
16391 * langhooks-def.h: Remove the prototype for
16392 hook_get_alias_set_0.
16393 * langhooks.c (hook_get_alias_set_0): Remove.
16395 * global.c (EXECUTE_IF_CONFLICT): Remove.
16397 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16400 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16401 return true when truth_value_p is true and the type
16404 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16406 * doc/install.texi (Prerequisites): We no longer require Autoconf
16407 2.13 for the top-level.
16409 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16411 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16412 memory access via x86_expand_vector_move_misalign() only for
16413 TImode values on 32-bit targets.
16415 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16417 * matrix-reorg.c: New file. Implement matrix flattening and
16418 transposing optimization.
16419 * tree-pass.h: Add matrix reorg pass.
16420 * common.opt: Add fipa-mreorg flag.
16421 * Makefile.in: Add matrix-reorg.c.
16422 * passes.c: Add matrix reorg pass.
16423 * varpool.c (add_new_static_var): New function.
16424 * cgraph.h (add_new_static_var): Declare.
16426 2007-05-27 Eric Christopher <echristo@apple.com>
16428 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16429 sp_offset depending on stack size. Save r12 depending
16430 on registers we're saving later.
16431 (rs6000_emit_epilogue): Update sp_offset depending only
16434 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16436 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16437 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16438 * ifcvt.c (if_convert): Ditto.
16439 * tree-ssa-threadupdate.c (thread_block): Ditto.
16440 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16441 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16442 verify_loop_closed_ssa): Check number_of_loops instead of
16444 * predict.c (tree_estimate_probability): Ditto.
16445 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16446 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16447 * modulo-sched.c (sms_schedule): Ditto.
16448 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16449 (scev_finalize): Do not do anything if scev analysis was not
16451 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16452 current_loops == NULL.
16453 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16454 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16455 there are no loops.
16456 (loop_optimizer_finalize): Assert that loops were analyzed.
16457 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16458 rtl_doloop): Check number_of_loops instead of current_loops.
16459 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16460 current_loops == NULL.
16461 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16462 gate_tree_vectorize tree_linear_transform, check_data_deps,
16463 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16464 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16465 Check number_of_loops instead of current_loops.
16466 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16467 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16468 free loops if available.
16469 (execute_pre): Do not pass do_fre to fini_pre.
16471 2007-05-27 Tobias Burnus <burnus@net-b.de>
16473 PR middle-end/32083
16474 * real.c (mpfr_from_real): Fix sign of -Inf.
16476 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16478 * tree-vect-transform.c (vectorizable_conversion): Initialize
16479 tree_code variables to ERROR_MARK.
16480 (vectorizable_type_demotion): Likewise.
16481 (vectorizable_type_promotion): Likewise.
16483 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16486 * config/i386/i386.md (movti): Handle push operands via
16487 ix86_expand_push().
16489 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16491 * basic-block.h: Remove the prototype for merge_seq_blocks.
16492 * cfgcleanup.c (merge_seq_blocks): Remove.
16494 * tree-flow.h: Remove the prototype for is_aliased_with.
16495 * tree-ssa-alias.c (is_aliased_with): Remove.
16497 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16499 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16501 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16503 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16504 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16505 (vec_unpacks_hi_v16qi): Likewise.
16506 (vec_unpacku_lo_v16qi): Likewise.
16507 (vec_unpacks_lo_v16qi): Likewise.
16508 (vec_unpacku_hi_v8hi): Likewise.
16509 (vec_unpacks_hi_v8hi): Likewise.
16510 (vec_unpacku_lo_v8hi): Likewise.
16511 (vec_unpacks_lo_v8hi): Likewise.
16512 (vec_unpacku_hi_v4si): Likewise.
16513 (vec_unpacks_hi_v4si): Likewise.
16514 (vec_unpacku_lo_v4si): Likewise.
16515 (vec_unpacks_lo_v4si): Likewise.
16517 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16519 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16520 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16521 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16522 follow spelling conventions in various
16523 warning/error/diagnostic messages.
16525 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16526 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16527 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16528 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16529 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16530 * doc/tm.texi: Follow spelling conventions.
16532 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16535 * tree-ssa-forwprop.c
16536 (forward_propagate_addr_into_variable_array_index): Remove
16537 the lhs argument. Use the type of def_rhs instead of lhs.
16538 (forward_propagate_addr_expr_1): Update use of
16539 forward_propagate_addr_into_variable_array_index.
16541 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16542 Nigel Stephens <nigel@mips.com>
16544 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16545 function attributes, "far" being an alias for "long_call".
16546 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16547 (mips_near_type_p, mips_far_type_p): New.
16548 (mips_comp_type_attributes): New function to check that attributes
16549 attached to a function type are compatible.
16550 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16551 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16552 to the target function of the thunk.
16553 (mips_encode_section_info): Check for "near" and "far" function
16554 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16556 * config/mips/predicates.md (const_call_insn_operand): Test only
16557 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16559 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16562 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16563 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16564 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16565 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16567 2007-05-25 Eric Christopher <echristo@apple.com>
16569 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16570 to x86-darwin configurations.
16571 * config/i386/t-darwin: Add softfp support.
16572 * config/i386/t-darwin64: Ditto.
16573 * config/i386/sfp-machine.h: If mach then don't use
16574 aliasing, emit a stub to call.
16576 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16578 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16579 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16580 tree-predcom.c, tree-ssa-alias-warnings.c,
16581 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16582 comment typos. Follow spelling conventions.
16583 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16585 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16588 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16589 constants into memory. Expand unaligned memory references for
16590 SSE modes via x86_expand_vector_move_misalign() function.
16592 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16594 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16595 "memory" attribute for "sseishft" type insn without operands[2].
16597 2007-05-25 Dirk Mueller <dmueller@suse.de>
16598 Marcus Meissner <meissner@suse.de>
16600 * doc/extend.texi (alloc_size): New attribute.
16601 * c-common.c (handle_alloc_size_attribute): New.
16602 * tree-object-size.c (alloc_object_size): Use alloc_size
16603 attribute, if available.
16605 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16607 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16609 (__builtin_ia32_vec_ext_v2di): Likewise.
16610 (__builtin_ia32_vec_ext_v4si): Likewise.
16611 (__builtin_ia32_vec_ext_v8hi): Likewise.
16612 (__builtin_ia32_vec_ext_v16qi): Likewise.
16613 (__builtin_ia32_vec_set_v8hi): Likewise.
16615 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16617 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16619 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16621 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16622 (arm_is_longcall_p): Rename to...
16623 (arm_is_long_call_p): ...this. Take a single tree argument and
16625 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16626 (CUMULATIVE_ARGS): Remove call_cookie.
16627 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16628 (ENCODED_LONG_CALL_ATTR_P): Delete.
16629 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16630 LONG_CALL_FLAG_CHAR cases.
16631 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16632 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16633 ARM_DECLARE_FUNCTION_SIZE.
16634 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16635 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16636 (arm_encode_call_attribute, current_file_function_operand): Delete.
16637 (arm_function_in_section_p): New function.
16638 (arm_is_longcall_p): Rename to...
16639 (arm_is_long_call_p): ...this. Take the target function as a single
16640 argument and return a bool. Do not rely on call cookies. Check
16641 whether the target symbol is in the same section as the current
16642 function, not just the same compilation unit.
16643 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16644 (arm_encode_section_info): Don't encode a call type.
16645 * config/arm/arm.md (call, call_value): Update calls to
16646 arm_is_long(_)call_p. Simplify logic.
16647 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16648 Update calls to arm_is_long(_)call_p.
16650 2007-05-25 Richard Guenther <rguenther@suse.de>
16652 PR tree-optimization/31982
16653 * tree-ssa-forwprop.c
16654 (forward_propagate_addr_into_variable_array_index): Handle arrays
16655 with element size one.
16657 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16659 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16660 (umulsi3_highpart): Likewise.
16662 2007-05-24 Ian Lance Taylor <iant@google.com>
16664 PR rtl-optimization/32069
16665 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16668 2007-05-24 Ollie Wild <aaw@google.com>
16670 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16673 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16675 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16676 (oprs_unchanged_p): Use it to check all registers in a REG.
16677 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16678 (reg_set_between_after_reload_p): Delete.
16679 (reg_used_between_after_reload_p): Likewise.
16680 (reg_set_or_used_since_bb_start): Likewise.
16681 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16682 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16683 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16684 * rtlanal.c (reg_set_p): Check whether REG overlaps
16685 regs_invalidated_by_call, rather than just checking the
16686 membership of REGNO (REG).
16688 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16690 * doc/passes.texi: Document predictive commoning.
16691 * doc/invoke.texi (-fpredictive-commoning): Document.
16692 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16693 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16694 adding indices to the generated name.
16695 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16696 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16697 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16698 (op_symbol_code): ... and exported.
16699 (dump_omp_clause, op_symbol): Use op_symbol_code
16700 instead of op_symbol_1.
16701 * tree-pass.h (pass_predcom): Declare.
16702 * timevar.def (TV_PREDCOM): New timevar.
16703 * tree-ssa-loop.c (run_tree_predictive_commoning,
16704 gate_tree_predictive_commoning, pass_predcom): New.
16705 * tree-data-ref.c (find_data_references_in_loop): Find the
16706 references in dominance order.
16707 (canonicalize_base_object_address): Ensure that the result has
16709 (dr_analyze_innermost): Export.
16710 (create_data_ref): Code to fail for references with invariant
16712 (find_data_references_in_stmt): ... here.
16713 * tree-data-ref.h (dr_analyze_innermost): Declare.
16714 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16715 (aff_combination_find_elt, name_expansion_hash,
16716 name_expansion_eq, tree_to_aff_combination_expand,
16717 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16719 * tree-affine.h (aff_combination_constant_multiple_p,
16720 tree_to_aff_combination_expand): Declare.
16721 * tree-predcom.c: New file.
16722 * common.opt (fpredictive-commoning): New option.
16723 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16724 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16725 * Makefile.in (tree-predcom.o): Add.
16726 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16727 * passes.c (init_optimization_passes): Add dceloop after
16728 copy propagation in loop optimizer. Add predictive commoning
16729 to loop optimizer passes.
16731 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16733 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16736 2007-05-24 Jan Hubicka <jh@suse.cz>
16738 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16740 (genheader): Include statistics.h.
16742 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16744 * print-rtl.c (flag_dump_unnumbered): Update comments.
16745 (print_rtl): Fix my previous change.
16746 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16749 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16751 PR middle-end/32018
16752 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16754 (thread_through_all_blocks): Call initialize_original_copy_tables
16755 and free_original_copy_tables.
16756 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16758 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16759 * cfghooks.c (duplicate_block): Use get_loop_copy.
16760 * cfg.c: Include cfgloop.h.
16761 (loop_copy): New hash table.
16762 (initialize_original_copy_tables): Initialize loop_copy table.
16763 (free_original_copy_tables): Free loop_copy table.
16764 (copy_original_table_clear, copy_original_table_set,
16765 set_loop_copy, get_loop_copy): New functions.
16766 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16767 * cfgloop.h (struct loop): Remove copy field.
16768 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16769 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16771 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16773 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16774 -msse/-msse2/-msse3.
16776 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16778 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16779 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16781 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16784 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16785 * targhooks.h (default_mangle_decl_assembler_name): Declare
16787 * targhooks.c (default_mangle_decl_assembler_name): Define
16789 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16791 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16792 * langhooks.c (lhd_set_decl_assembler_name): Call
16793 targetm.mangle_decl_assembler_name for names with global scope.
16795 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16797 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16798 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16800 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16801 New. Factored out of i386_pe_encode_section_info.
16802 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16803 Move check for prior decoration of stdcall
16804 symbols to i386_pe_encode_section_info.
16805 (i386_pe_encode_section_info): Adjust call to
16806 gen_stdcall_or_fastcall_suffix. Use
16807 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16808 (i386_pe_mangle_decl_assembler_name): New. Wrap
16809 i386_pe_maybe_mangle_decl_assembler_name.
16811 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16813 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16814 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16815 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16816 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16817 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16820 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16821 Nigel Stephens <nigel@mips.com>
16822 Richard Sandiford <richard@codesourcery.com>
16824 Fix up MIPS16 hard float and add support for complex.
16826 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16827 (TARGET_SOFT_FLOAT_ABI): New.
16828 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16829 __mips_soft_float to reflect the ABI in use, not whether the
16830 FPU is directly accessible (e.g., in MIPS16 mode).
16831 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16832 (UNITS_PER_FPVALUE): Likewise.
16834 * config/mips/mips.c (mips_expand_call): Remove redundant
16835 TARGET_MIPS16 check.
16836 (mips_arg_regno): New.
16837 (function_arg_advance): When setting bits in cum->fp_code for
16838 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16840 (function_arg): Use mips_arg_regno.
16841 (mips_return_mode_in_fpr_p): New.
16842 (mips16_call_stub_mode_suffix): New.
16843 (mips16_cfun_returns_in_fpr_p): New.
16844 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16845 (mips_output_function_prologue): Test mips16_hard_float, not
16846 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16847 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16848 return value into a floating-point register.
16849 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16850 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16851 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16852 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16853 word of double arguments from or to the high bits of 64-bit
16854 floating point registers.
16855 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16856 (mips16_fpret_double): New helper function.
16857 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16858 support for complex modes. Fill in DECL_RESULT for stubdecl.
16859 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16861 * config/mips/mips16.S
16862 (RET, ARG1, ARG2): New.
16863 (MERGE_GPRf, MERGE_GPRt): New.
16864 (DELAYt, DELAYf): New.
16865 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16866 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16867 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16868 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16869 (SFOP): Renamed to...
16870 (OPSF3): This, and macro-ified. Updated all uses.
16871 (SFOP2): Renamed to...
16872 (OPSF2): This, and macro-ified. Updated all uses.
16873 (SFCMP): Renamed to...
16874 (CMPSF): This, and macro-ified. Updated all uses.
16875 (SFREVCMP): Renamed to...
16876 (REVCMPSF): This, and macro-ified. Updated all uses.
16877 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16878 (LDDBL1, LDDBL2, RETDBL): Deleted.
16879 (DFOP): Renamed to...
16880 (OPDF3): This, and macro-ified. Updated all uses.
16881 (DFOP2): Renamed to...
16882 (OPDF2): This, and macro-ified. Updated all uses.
16883 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16884 (DFCMP): Renamed to...
16885 (CMPDF): This, and macro-ified. Updated all uses.
16886 (DFREVCMP): Renamed to...
16887 (REVCMPDF): This, and macro-ified. Updated all uses.
16888 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16889 (RET_FUNCTION): New.
16890 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16891 (__mips16_ret_sc, __mips16_ret_dc): New.
16892 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16893 STUB_ARGS_6, STUB_ARGS_10): New.
16894 (CALL_STUB_NO_RET): New.
16895 (__mips16_call_stub_1): Macro-ified.
16896 (__mips16_call_stub_5): Macro-ified.
16897 (__mips16_call_stub_2): Macro-ified.
16898 (__mips16_call_stub_6): Macro-ified.
16899 (__mips16_call_stub_9): Macro-ified.
16900 (__mips16_call_stub_10): Macro-ified.
16901 (CALL_STUB_RET): New.
16902 (__mips16_call_stub_sf_0): Macro-ified.
16903 (__mips16_call_stub_sf_1): Macro-ified.
16904 (__mips16_call_stub_sf_5): Macro-ified.
16905 (__mips16_call_stub_sf_2): Macro-ified.
16906 (__mips16_call_stub_sf_6): Macro-ified.
16907 (__mips16_call_stub_sf_9): Macro-ified.
16908 (__mips16_call_stub_sf_10): Macro-ified.
16909 (__mips16_call_stub_df_0): Macro-ified.
16910 (__mips16_call_stub_df_1): Macro-ified.
16911 (__mips16_call_stub_df_5): Macro-ified.
16912 (__mips16_call_stub_df_2): Macro-ified.
16913 (__mips16_call_stub_df_6): Macro-ified.
16914 (__mips16_call_stub_df_9): Macro-ified.
16915 (__mips16_call_stub_df_10): Macro-ified.
16916 (__mips16_call_stub_sc_0): New.
16917 (__mips16_call_stub_sc_1): New.
16918 (__mips16_call_stub_sc_5): New.
16919 (__mips16_call_stub_sc_2): New.
16920 (__mips16_call_stub_sc_6): New.
16921 (__mips16_call_stub_sc_9): New.
16922 (__mips16_call_stub_sc_10): New.
16923 (__mips16_call_stub_dc_0): New.
16924 (__mips16_call_stub_dc_1): New.
16925 (__mips16_call_stub_dc_5): New.
16926 (__mips16_call_stub_dc_2): New.
16927 (__mips16_call_stub_dc_6): New.
16928 (__mips16_call_stub_dc_9): New.
16929 (__mips16_call_stub_dc_10): New.
16931 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16932 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16933 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16935 2007-05-23 Ian Lance Taylor <iant@google.com>
16937 * doc/invoke.texi (Invoking GCC): Document that the order of the
16940 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16943 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16944 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16945 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16949 * config/score/score.c (score_print_operand): Make sure that only
16950 lower bits are used.
16952 2007-05-22 Ian Lance Taylor <iant@google.com>
16954 * tree-vrp.c (avoid_overflow_infinity): New static function,
16955 broken out of set_value_range_to_value.
16956 (set_value_range_to_value): Call avoid_overflow_infinity.
16957 (extract_range_from_assert): Likewise.
16959 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16961 PR middle-end/31095
16962 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16963 change the type before looking for a COMPOUND_EXPR.
16965 2007-05-22 Ian Lance Taylor <iant@google.com>
16967 * lower-subreg.c (decompose_multiword_subregs): If we change an
16968 insn, call remove_retval_note on it.
16970 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16972 * regs.h (end_hard_regno): New function.
16973 (END_HARD_REGNO, END_REGNO): New macros.
16974 (add_to_hard_reg_set): New function.
16975 (remove_from_hard_reg_set): Likewise.
16976 (in_hard_reg_set_p): Likewise.
16977 (overlaps_hard_reg_set_p): Likewise.
16978 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16979 (note_btr_set): Use END_HARD_REGNO.
16980 * caller-save.c (setup_save_areas): Use end_hard_regno.
16981 (mark_set_regs): Use END_HARD_REGNO.
16982 (add_stored_regs): Use end_hard_regno.
16983 (mark_referenced_regs): Use add_to_hard_reg_set.
16984 * combine.c (update_table_tick): Use END_REGNO.
16985 (record_value_for_reg): Likewise.
16986 (record_dead_and_set_regs): Likewise.
16987 (get_last_value_validate): Likewise.
16988 (use_crosses_set_p): Likewise.
16989 (reg_dead_at_p_1): Likewise.
16990 (reg_dead_at_p): Likewise.
16991 (mark_used_regs_combine): Use add_to_hard_reg_set.
16992 (move_deaths): Use END_HARD_REGNO.
16993 (reg_bitfield_target_p): Use end_hard_regno.
16994 (distribute_notes): Use END_HARD_REGNO.
16995 * cse.c (mention_regs): Use END_REGNO.
16996 (insert): Use add_to_hard_reg_set.
16997 (invalidate): Use END_HARD_REGNO.
16998 (invalidate_for_call): Likewise.
16999 (exp_equiv_p): Use END_REGNO.
17000 (cse_insn): Likewise.
17001 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
17002 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
17003 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
17004 * function.c (keep_stack_depressed): Use end_hard_regno.
17005 * global.c (global_alloc): Use end_hard_regno.
17006 (global_conflicts): Use add_to_hard_reg_set instead of
17008 (find_reg): Likewise.
17009 (mark_reg_store): Likewise.
17010 (mark_reg_conflicts): Likewise.
17011 (mark_reg_death): Use remove_from_hard_reg_set.
17012 (mark_reg_live_nc): Delete.
17013 (set_preference): Use end_hard_regno.
17014 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17015 remove_from_hard_reg_set.
17016 (post_mark_life): Use add_to_hard_reg_set.
17017 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17018 (reg_becomes_live): Use add_to_hard_reg_set.
17019 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17020 (peep2_find_free_register): Use add_to_hard_reg_set.
17021 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17022 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17023 * regrename.c (note_sets): Use add_to_hard_reg_set.
17024 (clear_dead_regs): Use remove_from_hard_reg_set.
17025 (regrename_optimize): Use add_to_hard_reg_set.
17026 (find_oldest_value_reg): Use in_hard_reg_set_p.
17027 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17028 (hard_reg_set_here_p): Use end_hard_regno.
17029 (decompose): Likewise.
17030 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17031 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17032 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17033 (mark_home_live): Use end_hard_regno.
17034 (spill_hard_reg): Likewise.
17035 (clear_reload_reg_in_use): Likewise.
17036 * reorg.c (delete_prior_computation): Use END_REGNO.
17037 * resource.c (update_live_status): Use END_HARD_REGNO.
17038 (mark_referenced_resources): Use add_to_hard_reg_set.
17039 (mark_set_resources): Likewise.
17040 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17041 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17042 (reg_overlap_mentioned_p): Likewise.
17043 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17044 (covers_regno_no_parallel_p): Use END_REGNO.
17045 (find_regno_note): Likewise.
17046 (find_reg_fusage): Use END_HARD_REGNO.
17047 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17048 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17050 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17052 * mode-switching.c (reg_dies): Change type of second argument to
17054 (optimize_mode_switching): Update accordingly.
17056 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17058 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17060 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17061 (hard_reg_set_empty_p): ...these new functions.
17062 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17063 GO_IF_HARD_REG_SUBSET.
17064 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17065 instead of GO_IF_HARD_REG_EQUAL.
17066 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17067 instead of GO_IF_HARD_REG_EQUAL.
17068 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17069 GO_IF_HARD_REG_SUBSET.
17070 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17071 GO_IF_HARD_REG_EQUAL.
17072 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17073 of GO_IF_HARD_REG_SUBSET.
17074 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17075 instead of GO_IF_HARD_REG_EQUAL.
17076 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17077 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17078 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17079 of GO_IF_HARD_REG_SUBSET,
17080 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17081 GO_IF_HARD_REG_SUBSET.
17082 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17083 instead of GO_IF_HARD_REG_EQUAL.
17084 * config/sh/sh.c (push_regs, calc_live_regs): Use
17085 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17086 (hard_regs_intersect_p): Delete.
17088 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17090 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17092 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17093 Richard Henderson <rth@redhat.com>
17095 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17097 (x86_64-*-*): Likewise.
17099 * i386/i386-modes.def (V2QI): New.
17101 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17103 (override_options): Support SSE4.1.
17104 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17105 (IX86_BUILTIN_BLENDPS): Likewise.
17106 (IX86_BUILTIN_BLENDVPD): Likewise.
17107 (IX86_BUILTIN_BLENDVPS): Likewise.
17108 (IX86_BUILTIN_PBLENDVB128): Likewise.
17109 (IX86_BUILTIN_PBLENDW128): Likewise.
17110 (IX86_BUILTIN_DPPD): Likewise.
17111 (IX86_BUILTIN_DPPS): Likewise.
17112 (IX86_BUILTIN_INSERTPS128): Likewise.
17113 (IX86_BUILTIN_MOVNTDQA): Likewise.
17114 (IX86_BUILTIN_MPSADBW128): Likewise.
17115 (IX86_BUILTIN_PACKUSDW128): Likewise.
17116 (IX86_BUILTIN_PCMPEQQ): Likewise.
17117 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17118 (IX86_BUILTIN_PMAXSB128): Likewise.
17119 (IX86_BUILTIN_PMAXSD128): Likewise.
17120 (IX86_BUILTIN_PMAXUD128): Likewise.
17121 (IX86_BUILTIN_PMAXUW128): Likewise.
17122 (IX86_BUILTIN_PMINSB128): Likewise.
17123 (IX86_BUILTIN_PMINSD128): Likewise.
17124 (IX86_BUILTIN_PMINUD128): Likewise.
17125 (IX86_BUILTIN_PMINUW128): Likewise.
17126 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17127 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17128 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17129 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17130 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17131 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17132 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17133 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17134 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17135 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17136 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17137 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17138 (IX86_BUILTIN_PMULDQ128): Likewise.
17139 (IX86_BUILTIN_PMULLD128): Likewise.
17140 (IX86_BUILTIN_ROUNDPD): Likewise.
17141 (IX86_BUILTIN_ROUNDPS): Likewise.
17142 (IX86_BUILTIN_ROUNDSD): Likewise.
17143 (IX86_BUILTIN_ROUNDSS): Likewise.
17144 (IX86_BUILTIN_PTESTZ): Likewise.
17145 (IX86_BUILTIN_PTESTC): Likewise.
17146 (IX86_BUILTIN_PTESTNZC): Likewise.
17147 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17148 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17149 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17150 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17151 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17152 (bdesc_ptest): New.
17153 (bdesc_sse_3arg): Likewise.
17154 (bdesc_2arg): Likewise.
17155 (bdesc_1arg): Likewise.
17156 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17158 (ix86_expand_sse_4_operands_builtin): New.
17159 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17160 smaller than 8 bits as the 2nd arg.
17161 (ix86_expand_sse_ptest): New.
17162 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17163 (ix86_expand_vector_set): Support SSE4.1.
17164 (ix86_expand_vector_extract): Likewise.
17166 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17167 __SSE4_1__ for -msse4.1.
17169 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17170 (UNSPEC_INSERTPS): Likewise.
17171 (UNSPEC_DP): Likewise.
17172 (UNSPEC_MOVNTDQA): Likewise.
17173 (UNSPEC_MPSADBW): Likewise.
17174 (UNSPEC_PHMINPOSUW): Likewise.
17175 (UNSPEC_PTEST): Likewise.
17176 (UNSPEC_ROUNDP): Likewise.
17177 (UNSPEC_ROUNDS): Likewise.
17179 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17181 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17182 (const_pow2_1_to_32768_operand): Likewise.
17184 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17187 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17189 (sse4_1_insertps): Likewise.
17190 (*sse4_1_extractps): Likewise.
17191 (sse4_1_ptest): Likewise.
17192 (sse4_1_mulv2siv2di3): Likewise.
17193 (*sse4_1_mulv4si3): Likewise.
17194 (*sse4_1_smax<mode>3): Likewise.
17195 (*sse4_1_umax<mode>3): Likewise.
17196 (*sse4_1_smin<mode>3): Likewise.
17197 (*sse4_1_umin<mode>3): Likewise.
17198 (sse4_1_eqv2di3): Likewise.
17199 (*sse4_1_pinsrb): Likewise.
17200 (*sse4_1_pinsrd): Likewise.
17201 (*sse4_1_pinsrq): Likewise.
17202 (*sse4_1_pextrb): Likewise.
17203 (*sse4_1_pextrb_memory): Likewise.
17204 (*sse4_1_pextrw_memory): Likewise.
17205 (*sse4_1_pextrq): Likewise.
17206 (sse4_1_blendpd): Likewise.
17207 (sse4_1_blendps): Likewise.
17208 (sse4_1_blendvpd): Likewise.
17209 (sse4_1_blendvps): Likewise.
17210 (sse4_1_dppd): Likewise.
17211 (sse4_1_dpps): Likewise.
17212 (sse4_1_movntdqa): Likewise.
17213 (sse4_1_mpsadbw): Likewise.
17214 (sse4_1_packusdw): Likewise.
17215 (sse4_1_pblendvb): Likewise.
17216 (sse4_1_pblendw): Likewise.
17217 (sse4_1_phminposuw): Likewise.
17218 (sse4_1_extendv8qiv8hi2): Likewise.
17219 (*sse4_1_extendv8qiv8hi2): Likewise.
17220 (sse4_1_extendv4qiv4si2): Likewise.
17221 (*sse4_1_extendv4qiv4si2): Likewise.
17222 (sse4_1_extendv2qiv2di2): Likewise.
17223 (*sse4_1_extendv2qiv2di2): Likewise.
17224 (sse4_1_extendv4hiv4si2): Likewise.
17225 (*sse4_1_extendv4hiv4si2): Likewise.
17226 (sse4_1_extendv2hiv2di2): Likewise.
17227 (*sse4_1_extendv2hiv2di2): Likewise.
17228 (sse4_1_extendv2siv2di2): Likewise.
17229 (*sse4_1_extendv2siv2di2): Likewise.
17230 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17231 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17232 (sse4_1_zero_extendv4qiv4si2): Likewise.
17233 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17234 (sse4_1_zero_extendv2qiv2di2): Likewise.
17235 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17236 (sse4_1_zero_extendv4hiv4si2): Likewise.
17237 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17238 (sse4_1_zero_extendv2hiv2di2): Likewise.
17239 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17240 (sse4_1_zero_extendv2siv2di2): Likewise.
17241 (*sse4_1_zero_extendv2siv2di2): Likewise.
17242 (sse4_1_roundpd): Likewise.
17243 (sse4_1_roundps): Likewise.
17244 (sse4_1_roundsd): Likewise.
17245 (sse4_1_roundss): Likewise.
17246 (mulv4si3): Don't expand for SSE4.1.
17247 (smax<mode>3): Likewise.
17248 (umaxv4si3): Likewise.
17249 (uminv16qi3): Likewise.
17250 (umin<mode>3): Likewise.
17251 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17253 * doc/extend.texi: Document SSE4.1 built-in functions.
17255 * doc/invoke.texi: Document -msse4.1.
17257 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17259 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17260 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17261 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17262 (ASM_SPEC): Add asm_pcrel_spec.
17263 (EXTRA_SPECS): Add asm_pcrel_spec.
17265 2007-05-21 David Daney <ddaney@avtrex.com>
17267 * doc/install.texi (Building a cross compiler): Add requirements
17268 for Java cross compiler.
17270 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17272 PR middle-end/31995
17273 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17274 Add loopno argument. Use evolution_function_is_invariant_rec_p
17275 instead of evolution_function_is_constant_p.
17276 Update calls to evolution_function_is_affine_multivariate_p.
17277 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17278 Add loopno argument.
17279 * tree-scalar-evolution.c (gather_chrec_stats): Call
17280 evolution_function_is_affine_multivariate_p with a loop
17282 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17283 (analyze_overlapping_iterations): Likewise.
17284 (access_functions_are_affine_or_constant_p): Likewise.
17285 (build_classic_dist_vector_1): If the access functions
17286 are equal, don't do anything.
17288 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17289 Paolo Carlini <pcarlini@suse.de>
17290 Uros Bizjak <ubizjak@gmail.com>
17292 * c-cppbuiltin.c (c_cpp_builtins): Define
17293 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17294 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17295 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17296 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17298 2007-05-21 Mike Stump <mrs@apple.com>
17300 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17302 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17304 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17306 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17307 implementation if __OPTIMIZE__ is not defined.
17308 (_mm_alignr_pi8): Ditto.
17309 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17310 (_mm_inserti_si64): Ditto.
17311 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17312 (_mm_slli_epi16): Ditto.
17313 (_mm_slli_epi32): Ditto.
17314 (_mm_slli_epi64): Ditto.
17315 (_mm_srai_epi16): Ditto.
17316 (_mm_srai_epi32): Ditto.
17317 (_mm_srli_si128): Ditto.
17318 (_mm_slli_si128): Ditto.
17319 (_mm_srli_epi16): Ditto.
17320 (_mm_srli_epi32): Ditto.
17321 (_mm_srli_epi64): Ditto.
17322 (_mm_extract_epi16): Ditto.
17323 (_mm_insert_epi16): Ditto.
17324 (_mm_shufflehi_epi16): Ditto.
17325 (_mm_shufflelo_epi16): Ditto.
17326 (_mm_shuffle_epi32): Ditto.
17327 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17328 (_m_pextrw): Ditto.
17329 (_mm_insert_pi16): Ditto.
17330 (_m_pinsrw): Ditto.
17331 (_mm_shuffle_pi16): Ditto.
17332 (_m_pshufw): Ditto.
17333 (_mm_shufle_ps): Ditto.
17334 (_mm_prefetch): Ditto.
17336 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17338 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17339 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17340 * real.c (encode_i370_single, decode_i370_single,
17341 encode_i370_double, decode_i370_double): Functions removed.
17342 (i370_single_format, i370_double_format): Initializations removed.
17343 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17344 Consider the log2_b field to always be one.
17345 (ieee_single_format, mips_single_format, coldfire_single_format,
17346 ieee_double_format, mips_double_format, coldfire_double_format,
17347 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17348 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17349 ibm_extended_format, mips_extended_format, ieee_quad_format,
17350 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17351 decimal_single_format, decimal_double_format, decimal_quad_format,
17352 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17353 initialization of log2_b.
17354 * real.h (i370_single_format, i370_double_format): Declarations
17356 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17357 field to always be one.
17359 2007-05-21 Andreas Schwab <schwab@suse.de>
17361 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17362 NOTE_INSN_BASIC_BLOCK_P.
17363 (process_for_unwind_directive): Likewise.
17365 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17367 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17368 * function.h (struct function): Move va_list_gpr_size,
17369 va_list_fpr_size, function_frequency to front of bitfields. Add
17371 (current_function_calls_unwind_init): New.
17372 * except.c (expand_builtin_unwind_init): Set
17373 current_function_calls_unwind_init not
17374 current_function_has_nonlocal_label.
17375 * reload1.c (has_nonexceptional_receiver): New.
17376 (reload): Use it and current_function_calls_unwind_init to
17377 determine whether call-saved regs must be saved.
17379 2007-05-20 Jan Hubicka <jh@suse.cz>
17381 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17382 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17383 * ddg.c (create_ddg): LIkewise.
17384 * final.c (final): Remove hunk moving line number notes around since
17385 they are no longer present at this stage.
17386 (final_scan_insn): Use NOTE_KIND instead of
17387 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17388 (output_asm_label): Likewise.
17389 * reorg.c (dbr_schedule): Likewise.
17390 * haifa-sched.c (unlink_other_notes): Likewise.
17391 * mode-switching.c (optimize_mode_switching): Likewise.
17392 * graph.c (start_bb): Likewise.
17393 * rtl.def (NOTE): Update description.
17394 * jump.c (squeeze_notes): Delete.
17395 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17396 NOTE_INSN_BASIC_BLOCK_P when possible.
17397 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17398 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17399 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17400 (dwarf2out_var_location): Likewise.
17401 * cfgbuild.c (make_edges): Likewise.
17402 (find_basic_blocks_1): Likewise.
17403 * function.c (reorder_blocks_1): Likewise.
17404 (epilogue_done): Likewise.
17405 (reposition_prologue_and_epilogue_notes): Likewise.
17406 * print-rtl.c (print_rtx): Likewise; drop code for printing
17408 (print_rtl): Likewise.
17409 (print_rtl_single): Likewise.
17410 * gcse.c (insert_insn_start_bb): Likewise.
17411 * alias.c (init_alias_analysis): Likewise.
17412 * calls.c (fixup_tail_calls): Likewise.
17413 * except.c (sjlj_emit_function_enter): Likewise.
17414 * emit-rtl.c (add_insn_after): Likeiwse.
17415 (emit_label_before): Likewise.
17416 (emit_label_after): Likewise.
17417 (emit_note_before, emit_note_after, emit_note): Update
17418 parameter to be enum insn_note; do not deal with source
17420 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17421 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17423 (merge_blocks_move_successor_nojumps): Simplify now when
17424 we don't have BLOCK notes.
17425 (try_optimize_cfg): Likewise.
17426 * cfglayout.c (skip_insns_after_block): Likewise.
17427 (record_effective_endpoints): Likewise.
17428 (duplicate_insn_chain): Likewise.
17429 * varasm.c (output_constant_pool_1): Likewise.
17430 * sched-deps.c (sched_analyze): Likewise.
17431 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17433 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17434 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17435 (SET_INSN_DELETED): Simplify.
17436 (NOTE_LINE_NUMBER): Exterminate.
17437 (NOTE_LINE_KIND): New.
17438 (NOTE_INSN_BASIC_BLOCK_P): Update.
17439 (enum insn_note): Simplify.
17440 (GET_NOTE_INSN_NAME) Simplify.
17441 (emit_note_before, emit_note_after, emit_note): Update prototype.
17442 (squeeze_notes): Remove.
17443 * sched-int.h (NOTE_NOT_BB_P): Update.
17444 * resource.c (mark_target_live_regs): Update.
17445 * sched-rgn.c (debug_dependencies): Update.
17446 * sched-vis.c (print_insn): Update.
17447 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17448 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17449 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17450 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17451 (split_branches): Update.
17452 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17454 (sh_adjust_unroll_max): Exterminate.
17455 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17456 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17457 (m68hc11_reorg): Likewise.
17458 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17459 (emit_predicate_relation_info): Update.
17460 (process_for_unwind_directive): Update.
17461 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17462 (output_call): Update.
17463 * config/pa/pa.c (output_lbranch): Update.
17464 (output_millicode_call): Update.
17465 (output_call): Update.
17466 (pa_combine_instructions): Update.
17467 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17468 * config/bfin/bfin.c (gen_one_bundle): Update.
17469 * cfgrtl.c (can_delete_note_p): Update.
17470 (delete_insn): Update.
17471 (rtl_merge_blocks): Update.
17472 (commit_one_edge_insertion): Update.
17473 (rtl_verify_flow_info): Update.
17474 * stmt.c (expand_case): Do not call squeeze_notes.
17476 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17483 * c.opt (Wtype-limits): New.
17484 * doc/invoke.texi (Wtype-limits): Document it.
17485 (Wextra): Enabled by -Wextra.
17486 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17487 * c-common.c (shorten_compare): Warn with Wtype-limits.
17489 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17491 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17492 inlined function, not as a macro.
17493 (_mm_alignr_pi8): Ditto.
17494 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17495 (_mm_inserti_si64): Ditto.
17496 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17497 (_mm_extract_epi16): Ditto.
17498 (_mm_insert_epi16): Ditto.
17499 (_mm_shufflehi_epi16): Ditto.
17500 (_mm_shufflelo_epi16): Ditto.
17501 (_mm_shuffle_epi32): Ditto.
17502 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17503 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17505 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17507 (_m_to_float): Use C89 compatible assignment.
17509 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17512 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17514 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17517 * doc/invoke.texi (Wreturn-type): Complete description.
17518 (Wextra): Delete item about return-type warning.
17519 * c-decl.c: Delete redundant Wextra warning.
17521 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17524 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17525 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17526 inlined function, not as a macro.
17527 (_mm_prefetch): Ditto.
17528 (_m_pextrw): Ditto.
17529 (_mm_insert_pi16): Ditto.
17530 (_m_pinsrw): Ditto.
17531 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17532 (_m_pshufw): Ditto. Add const to __N argument.
17533 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17534 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17535 (_mm_slli_epi32): Ditto.
17536 (_mm_srli_si128): Implement as always inlined function, not as a
17537 macro. Add __inline to function declaration.
17538 (_mm_slli_si128): Ditto.
17540 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17542 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17543 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17545 (struct fenv): New structure.
17546 (FP_HANDLE_EXCEPTIONS): New define.
17547 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17548 (_FP_DECL_EXP): New define.
17549 (FP_INIT_ROUNDMODE): New define.
17550 (FP_ROUNDMODE): New define.
17552 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17554 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17555 (Wconversion): Update description.
17556 (Wconversion-sign): New.
17557 * c.opt (Wconversion-sign): New.
17558 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17559 means disabled for C++. Otherwise, take the status of Wconversion.
17560 * c-common.c (conversion_warning): Warn with either Wconversion or
17562 (warnings_for_convert_and_check): Conditions are already checked by
17563 conversion_warning.
17564 (convert_and_check): Don't check warnings if the conversion failed.
17566 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17567 Anatoly Sokolov <aesok@dol.ru>
17569 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17570 avr_epilogue_uses) : Add declaration.
17571 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17572 * config/avr/constraints.md (R): New constraint.
17573 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17574 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17575 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17576 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17577 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17578 call_prologue_saves, epilogue_restores, return_from_epilogue,
17579 return_from_main_epilogue, return_from_interrupt_epilogue,
17580 return_from_naked_epilogue, prologue, epilogue): New patterns.
17581 (jump): Handle symbol reference.
17582 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17583 avr_output_function_prologue, avr_output_function_epilogue): Remove
17585 (avr_init_machine_status, expand_prologue, expand_epilogue,
17586 avr_asm_function_end_prologue, avr_epilogue_uses,
17587 avr_asm_function_begin_epilogue): New functions.
17588 (prologue_size, epilogue_size, jump_tables_size): Remove global
17590 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17591 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17592 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17593 (avr_override_options): Initialise init_machine_status.
17594 (output_movhi): Handle all stack pointer loads.
17595 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17596 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17597 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17598 (EPILOGUE_USES) Redefine.
17599 (machine_function) Declare.
17601 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17603 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17604 Use a single return statement.
17606 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17608 PR middle-end/30250
17609 * builtins.c (do_mpfr_lgamma_r): New.
17610 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17611 * tree.h (CASE_FLT_FN_REENT): New.
17613 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17615 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17616 (output_die): Use 'unsigned long' with %x.
17617 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17618 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17619 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17621 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17623 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17628 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17629 true if function has no argument.
17631 2007-05-18 DJ Delorie <dj@redhat.com>
17633 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17634 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17636 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17638 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17639 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17640 count_trailing_zeros.
17641 (__i386__): Implement count_leading_zeros using __builtin_clz().
17642 Implement count_trailing_zeros usign __builtin_ctz().
17644 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17646 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17648 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17650 PR middle-end/31344
17651 * expr.c (emit_move_change_mode): Change mode of push operands here.
17653 2007-05-17 Ian Lance Taylor <iant@google.com>
17655 PR tree-optimization/31953
17656 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17657 Change all callers.
17658 (set_value_range_to_null): Call set_value_range_to_value.
17659 (extract_range_from_comparison): Likewise.
17661 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17663 * toplev.c (print_version): Output GMP/MPFR version info.
17665 * builtins.c (CASE_MATHFN_REENT): New macro.
17666 (mathfn_built_in): Use it.
17667 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17668 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17669 BUILT_IN_LGAMMAL_R): New.
17670 * doc/extend.texi: Document new builtins.
17672 PR middle-end/31796
17673 * builtins.c (do_mpfr_remquo): New.
17674 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17675 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17677 PR middle-end/30251
17678 * builtins.c (fold_builtin_1): Handle y0, y1.
17679 (fold_builtin_2): Handle yn.
17681 PR middle-end/30251
17682 * builtins.c (do_mpfr_bessel_n): New.
17683 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17684 (fold_builtin_2): Handle BUILT_IN_JN.
17686 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17689 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17690 TYPE_PRECISION (intmax_type_node).
17692 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17695 * reload.c (subst_reloads): Remove checking.
17697 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17699 PR rtl-optimization/31691
17700 * combine.c (simplify_set): Build a new src pattern instead of
17701 substituting its operands in the COMPARE case.
17703 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17705 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17706 (execute_vrp): Preserve loops through jump threading.
17707 * tree-ssa-threadupdate.c (thread_single_edge,
17708 dbds_continue_enumeration_p, determine_bb_domination_status,
17709 thread_through_loop_header): New functions.
17710 (create_edge_and_update_destination_phis,
17711 create_edge_and_update_destination_phis): Set loops for the new blocks.
17712 (prune_undesirable_thread_requests): Removed.
17713 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17715 (thread_block): Do not call prune_undesirable_thread_requests.
17717 (mark_threaded_blocks): Select edges to thread here.
17718 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17719 Thread edges through loop headers independently.
17720 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17721 * tree-pass.h (TODO_mark_first_instance): New.
17722 (first_pass_instance): Declare.
17723 * cfghooks.c (duplicate_block): Put the block to the original loop
17724 if copy is not specified.
17725 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17726 jump threading. Pass may_peel_loop_headers to
17727 thread_through_all_blocks according to first_pass_instance.
17728 * cfgloop.h (create_preheader): Declare.
17729 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17730 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17731 * passes.c (first_pass_instance): New variable.
17732 (next_pass_1): Set TODO_mark_first_instance.
17733 (execute_todo): Set first_pass_instance.
17735 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17737 PR tree-optimization/24659
17738 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17739 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17740 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17741 OTI_vec_pack_ufix_trunc.
17742 (vec_unpacks_float_hi_optab): Define new macro.
17743 (vec_unpacks_float_lo_optab): Ditto.
17744 (vec_unpacku_float_hi_optab): Ditto.
17745 (vec_unpacku_float_lo_optab): Ditto.
17746 (vec_pack_sfix_trunc_optab): Ditto.
17747 (vec_pack_ufix_trunc_optab): Ditto.
17748 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17749 and vec_pack_[s|u]fix_trunc_optab using
17750 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17751 * tree-vectorizer.c (supportable_widening_operation): Handle
17752 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17753 (supportable_narrowing_operation): New function.
17754 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17755 * tree-vect-transform.c (vectorizable_conversion): Handle
17756 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17757 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17758 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17759 to check for target support.
17760 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17761 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17762 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17763 for VEC_PACK_FIX_TRUNC_EXPR.
17764 (expand_binop): Special case mode of the result for
17765 vec_pack_[u|s]fix_trunc_optab.
17766 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17767 vec_pack_[u|s]fix_trunc_optab.
17769 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17770 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17771 * tree-pretty-print.c (dump_generic_node): Handle
17772 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17773 VEC_PACK_FIX_TRUNC_EXPR.
17775 * expr.c (expand_expr_real_1): Ditto.
17776 * tree-inline.c (estimate_num_insns_1): Ditto.
17777 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17779 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17780 (vec_unpacks_float_lo_v8hi): Ditto.
17781 (vec_unpacku_float_hi_v8hi): Ditto.
17782 (vec_unpacku_float_lo_v8hi): Ditto.
17783 (vec_unpacks_float_hi_v4si): Ditto.
17784 (vec_unpacks_float_lo_v4si): Ditto.
17785 (vec_pack_sfix_trunc_v2df): Ditto.
17787 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17789 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17790 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17791 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17792 [vec_pack_ufix_trunc]: Ditto.
17793 [vec_unpacks_float_hi]: Ditto.
17794 [vec_unpacks_float_lo]: Ditto.
17795 [vec_unpacku_float_hi]: Ditto.
17796 [vec_unpacku_float_lo]: Ditto.
17798 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17800 * soft-fp/README: Update for new files.
17801 * soft-fp/floattisf.c: New file.
17802 * soft-fp/floattidf.c: New file.
17803 * soft-fp/floattitf.c: New file.
17804 * soft-fp/floatuntisf.c: New file.
17805 * soft-fp/floatuntidf.c: New file.
17806 * soft-fp/floatuntitf.c: New file.
17807 * soft-fp/fixsfti.c: New file.
17808 * soft-fp/fixdfti.c: New file.
17809 * soft-fp/fixtfti.c: New file.
17810 * soft-fp/fixunssfti.c: New file.
17811 * soft-fp/fixunsdfti.c: New file.
17812 * soft-fp/fixunstfti.c: New file.
17813 * soft-fp/extendxftf.c: New file.
17814 * soft-fp/trunctfxf.c: New file.
17816 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17817 (__trunctfxf2): Ditto.
17819 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17820 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17821 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17822 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17823 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17824 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17826 * config/i386/t-fprules-softfp64: New file.
17827 * config/i386/sfp-machine.h: New file.
17828 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17829 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17830 and soft-fp/t-softfp to tmake_file.
17831 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17832 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17834 * config/i386/t-linux64 (softfp_wrap_start): New.
17835 (softfp_wrap_end): New.
17836 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17837 supported for TARGET_64BIT.
17839 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17841 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17842 c_common_unsigned_type behavior.
17844 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17846 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17849 2007-05-16 Eric Christopher <echristo@apple.com>
17851 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17852 saving after stack push. Set sp_offset whenever we push.
17853 (rs6000_emit_epilogue): Move altivec register restore before
17856 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17858 * configure.ac: Allow sysroots to be relocated under $prefix as
17859 well as $exec_prefix.
17860 * configure: Regenerate.
17862 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17866 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17868 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17869 (gcc_tooldir): Likewise.
17870 * configure: Regenerate.
17871 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17872 old configure.ac gcc_tooldir setting.
17873 (prefix_to_exec_prefix): New variable.
17874 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17875 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17877 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17879 * c-typeck.c (build_binary_op): Return early for error.
17881 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17883 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17884 struct nb_iter_bound.
17885 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17886 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17887 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17888 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17889 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17890 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17891 (del_scev_info): Use ggc_free.
17892 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17893 * loop-init.c: Include ggc.h.
17894 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17895 (loop_optimizer_finalize): Use ggc_free.
17896 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17897 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17898 pass_iv_optimize): Add TODO_ggc_collect.
17899 * function.h (struct function): Remove skip marker from
17901 * cfgloop.c: Include ggc.h.
17902 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17904 (establish_preds): Vector superloops is gc allocated.
17905 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17907 (flow_loops_find): Vector larray is gc allocated.
17908 (loop_exit_free): Use ggc_free.
17909 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17910 that head of exits list is now not a part of struct loop.
17911 (record_loop_exits): Allocate exits table in gc memory.
17912 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17913 that head of exits list is now not a part of struct loop.
17914 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17915 struct loop_exit): Add GTY marker.
17916 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17917 Add skip marker to aux field. Make head of exits list a separate
17919 (struct loops): Add GTY marker. Make larray vector gc allocated.
17920 Add param marker to exits table.
17921 (get_loops): Type changed.
17922 * Makefile.in (tree-scalar-evolution.o): Add
17923 gt-tree-scalar-evolution.h dependency.
17924 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17925 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17926 * basic-block.h (struct basic_block_def): Remove skip marker from
17929 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17931 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17932 of 0 in the call to expand_expr().
17933 (expand_builtin_mathfn_3): Ditto.
17934 (expand_builtin_interclass_mathfn): Ditto.
17935 (expand_builtin_cexpi): Ditto.
17936 (expand_builtin_int_roundingfn): Ditto.
17937 (expand_builtin_int_roundingfn_2): Ditto.
17938 (expand_builtin_pow): Ditto.
17939 (expand_builtin_powi): Ditto.
17940 (expand_builtin_bswap): Ditto.
17941 (expand_builtin_unop): Ditto.
17942 (expand_builtin_fabs): Ditto.
17943 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17944 the call to expand_expr().
17945 (expand_builtin_sync_operation): Ditto.
17946 (expand_builtin_compare_and_swap): Ditto.
17947 (expand_builtin_lock_test_and_set): Ditto.
17948 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17949 instead of 0 in the call to expand_expr().
17950 (expand_builtin_extract_return_addr): Ditto.
17951 (expand_builtin_eh_return): Ditto.
17952 (expand_eh_return): Ditto.
17953 * explow.c (expr_size): Ditto.
17954 * expr.c (optimize_bitfield_assignment_op): Ditto.
17955 (expand_assignement): Ditto.
17956 (store_expr): Ditto.
17957 (store_field): Ditto.
17958 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17959 the call to expand_expr().
17960 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17961 in the call to expand_expr().
17962 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17963 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17964 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17966 * optabs.c (expand_vec_shift_expr): Ditto.
17967 (expand_vec_cond_expr): Ditto.
17968 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17969 call to expand_expr().
17970 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17971 in the call to expand_expr().
17973 2007-05-14 Dave Korn <dave.korn@artimi.com>
17975 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17977 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17979 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17980 instead of c_common_unsigned_type.
17981 (c_common_unsigned_type): Remove.
17982 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17983 c_common_unsigned_type.
17984 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17985 c_common_unsigned_type.
17986 * c-common.h (c_common_unsigned_type): Remove.
17987 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17988 c_common_unsigned_type.
17989 * c-format.c (check_format_types): Use unsigned_type_for instead of
17990 c_common_unsigned_type.
17991 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17992 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17993 of c_common_unsigned_type.
17994 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17995 lang_hooks.types.unsigned_type.
17996 * expmed.c (make_tree): Use unsigned_type_for instead of
17997 lang_hooks.types.unsigned_type.
17998 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17999 lang_hooks.types.unsigned_type.
18000 (build_range_check): Likewise.
18001 (fold_unary): Likewise.
18002 (fold_binary): Likewise.
18003 (fold_ternary): Likewise.
18004 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
18005 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
18006 * tree.c (get_unsigned_type): New.
18007 (unsigned_type_for): Use get_unsigned_type instead of
18008 lang_hooks.types.unsigned_type.
18010 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
18012 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18013 to m68k_get_function_kind. Update its prototype.
18014 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18016 (m68k_interrupt_function_p): Return enum m68k_function_type
18017 instead of bool. Rename to m68k_get_function_kind.
18018 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18019 target is not fido.
18020 (m68k_compute_frame_layout): Don't mark any register for save
18021 if an interrupt_thread attribute is specified.
18022 (m68k_hard_regno_rename_ok): Update a use of
18023 m68k_interrupt_function_p.
18024 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18025 m68k_interrupt_function_p.
18026 (m68k_function_type): New.
18027 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18028 for a function with an interrupt_thread attribute.
18029 * doc/extend.texi: Document the interrupt_thread attribute.
18031 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18033 Fix PR tree-optimization/31911
18034 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18035 if they didn't change the expression.
18037 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18039 * tree-scalar-evolution.c (resolve_mixers): Exported.
18040 * tree-scalar-evolution.h (resolve_mixers): Declare.
18041 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18042 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18043 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18044 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18045 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18046 strip_conversion, analyze_offset_expr, address_analysis,
18047 object_analysis, analyze_offset): Removed.
18048 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18049 split_constant_offset, canonicalize_base_object_address,
18050 object_address_invariant_in_loop_p, disjoint_objects_p,
18051 dr_may_alias_p, dr_address_invariant_p): New functions.
18052 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18053 and dr_analyze_alias.
18054 (initialize_data_dependence_relation): Use dr_may_alias_p
18055 and object_address_invariant_in_loop_p.
18056 (compute_self_dependence): Handle the case when
18057 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18058 (find_data_references_in_stmt): Restrict the analysis of data
18059 references to the given loop nest.
18060 (find_data_references_in_loop): Made static. Pass loop nest to
18061 find_data_references_in_stmt.
18062 (compute_data_dependences_for_loop): Use DR_VOPS.
18063 (free_data_ref): Free DR_VOPS.
18064 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18065 (struct innermost_loop_behavior): ... new.
18066 (struct base_object_info): Replaced by ...
18067 (struct indices): ... new.
18068 (struct dr_alias): New.
18069 (enum data_ref_type): Removed.
18070 (struct data_reference): Consist of struct innermost_loop_behavior,
18071 struct indices and struct dr_alias.
18072 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18073 (DR_MEMTAG): Renamed to ...
18074 (DR_SYMBOL_TAG): ... this.
18075 (find_data_references_in_loop): Declaration removed.
18076 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18077 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18078 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18079 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18081 2007-05-13 Revital Eres <eres@il.ibm.com>
18083 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18084 which walks virtual def-use chains to find redundant stores.
18085 (dse_optimize_stmt): Call it.
18087 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18089 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18090 * passes.c (init_optimization_passes): Move pass_jump_bypass
18093 * basic-block.h (bb_has_eh_pred): Fix style issue.
18095 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18097 PR rtl-optimization/31848
18098 * loop-invariant.c (move_invariant_reg): If we move an insn
18099 with a REG_EQUAL note, and that insn is not always executed,
18100 remove the REG_EQUAL note.
18102 2007-05-12 Richard Guenther <rguenther@suse.de>
18104 PR tree-optimization/31797
18105 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18106 propagate into a stmt that has volatile ops.
18108 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18110 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18111 (gcc_tooldir): Likewise.
18112 * configure: Regenerate.
18113 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18114 old configure.ac gcc_tooldir setting.
18115 (prefix_to_exec_prefix): New variable.
18116 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18117 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18119 2007-05-11 Silvius Rus <rus@google.com>
18121 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18122 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18123 * c-common.h (strict_aliasing_warning): Change return type.
18124 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18125 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18126 (build_c_cast): Condition call to strict_aliasing_warning.
18127 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18128 * flags.h (set_Wstrict_aliasing): Declare.
18129 * opts.c (set_Wstrict_alising): Define, add call to.
18130 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18131 * tree-ssa-alias-warnings.c: New file.
18132 * tree-ssa-alias.c (compute_may_aliases): Add call to
18133 strict_aliasing_warning_backend.
18135 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18137 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18138 Use loop_depth and loop_outer accessor functions.
18139 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18140 determine_invariantness_stmt, move_computations_stmt): Ditto.
18141 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18142 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18143 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18144 * tree-scalar-evolution.c (interpret_loop_phi,
18145 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18146 instantiate_parameters_1, scev_const_prop): Ditto.
18147 * cfghooks.c (make_forwarder_block): Ditto.
18148 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18149 * modulo-sched.c (loop_canon_p): Ditto.
18150 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18151 slpeel_can_duplicate_loop_p): Ditto.
18152 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18153 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18154 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18155 cancel_loop, verify_loop_structure): Ditto.
18156 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18157 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18158 superloops vector instead of "pred" array.
18159 (establish_preds): Take father loop as an argument. Initialize the
18161 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18162 Do not initialize loop->outer.
18163 (flow_loop_tree_node_remove): Truncate the superloops vector.
18164 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18165 "pred" merged to "superloops" vector.
18166 (loop_depth, loop_outer): New.
18167 (fel_init): Use loop_outer.
18169 2007-05-11 Jan Hubicka <jh@suse.cz>
18171 * cgraphunit.c: Include gt-cgraphunit.h
18172 (static_ctors, static_dtors): New static vars.
18173 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18174 based on implementation in c-common.c
18175 (cgraph_finalize_function): Call record_cdtor_fn.
18176 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18177 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18178 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18179 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18180 build_cdtor, c_build_cdtor_fns): Remove.
18181 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18182 c_build_cdtor_fns): Remove prototype.
18184 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18187 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18188 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18189 * builtins.c (fold_builtin_memchr): New.
18190 (expand_builtin_memchr): Call the latter.
18191 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18192 * doc/extend.texi ([Other built-in functions provided by GCC]):
18195 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18197 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18198 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18199 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18200 PFPO_OP1_TYPE_SHIFT): Constants added.
18201 (DFP_ALL): Mode macro defined.
18202 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18203 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18204 Insn definitions added.
18205 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18206 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18209 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18211 PR tree-optimization/31885
18212 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18213 NULL_TREE to be undetermined.
18214 (automatically_generated_chrec_p): Return false for NULL.
18216 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18218 * config/bfin/bfin.h (MOVE_RATIO): Define.
18220 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18222 * config.gcc (sparc-wrs-vxworks): New target.
18223 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18224 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18225 * config/sparc/sparc.h: Include vxworks-dummy.h.
18226 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18227 include LABEL_REFs too.
18228 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18229 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18231 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18233 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18234 (sparc_emit_call_insn): New function.
18235 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18236 functions when generating VxWorks PIC.
18237 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18238 (call, call_value): Use sparc_emit_call_insn instead of
18241 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18243 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18245 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18247 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18248 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18249 split_double instead of operand_subword.
18251 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18253 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18254 * config/bfin/bfin.c (bfin_local_alignment): New function.
18255 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18257 2007-05-08 Chao-ying Fu <fu@mips.com>
18259 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18260 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18261 (smsub_widen_optab, umsub_widen_optab): Define.
18262 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18264 * genopinit.c (optabs): Fill in smsub_widen_optab and
18266 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18267 and umsub_widen_optab to implement multiply-subtract sequences.
18268 * config/mips/mips.md (*msac<u>_di): Rename to...
18269 (<u>msubsidi4): ...this. Extend condition to include
18270 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18271 of operand 0 to "ka" and use the three-operand form of msub<u>
18273 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18276 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18278 PR rtl-optimization/28011
18279 * reload.c (push_reload): Set dont_share if IN appears in OUT
18280 also when IN is a PLUS rtx.
18281 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18284 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18286 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18287 call unshare_all_decls.
18288 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18289 (unshare_all_decls): Remove.
18291 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18294 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18297 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18298 Nigel Stephens <nigel@mips.com>
18300 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18301 Update comments and all uses.
18302 (MIN_FPRS_PER_FMT): Define.
18303 * config/mips/mips.c (function_arg): Fix to correctly handle
18304 the -mips32r2 -mfp64 -mabi=32 case.
18305 (override_options): Enable use of odd-numbered registers for
18306 SFmode values on MIPS32.
18307 (mips_save_reg_p): Save whole floating-point register pair if
18308 either half is used.
18309 (compute_frame_size): Fix comment.
18311 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18313 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18314 argument of type bool.
18315 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18316 argument. Safely select temporary P register according to it.
18317 (do_link): Change call site of add_to_reg accordingly.
18318 (do_unlink): Add epilogue_p as a fourth argument and pass it
18320 (expand_interrupt_handler_epilogue): Change call of do_unlink
18322 (bfin_expand_prologue): Add a third argument sibcall_p.
18323 * config/bfin/bfin.md (epilogue): Change call of
18324 bfin_expand_epilogue accordingly.
18325 (sibcall_epilogue): Likewise.
18326 (eh_return_internal): Likewise.
18328 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18329 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18330 * config/bfin/bfin.c (bfin_handle_option): Handle
18331 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18332 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18333 Support bf534, bf536 and bf561.
18334 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18336 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18339 * config/i386/i386.c (ix86_function_regparm): Process local
18340 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18342 2007-05-07 Mike Stump <mrs@apple.com>
18344 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18345 also checks for and while statements in C++.
18347 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18349 * gcc.c (at_file_supplied): New variable.
18350 (main): Set it if we expanded argv.
18351 (do_spec_1): Pass an @-file to the linker if we were called with
18352 an @-file argument and HAVE_GNU_LD.
18353 * collect2.c (at_file_supplied): New variable.
18354 (response_file): New variable.
18355 (collect_exit): Unlink response_file if necessary.
18356 (handler): Likewise.
18357 (do_wait): Likewise.
18358 (main): Set at_file_supplied if we expanded argv.
18359 (collect_execute): Pass an @-file to subprocesses if we were called
18360 with an @-file argument.
18361 * configure.ac: Add define for HAVE_GNU_LD.
18362 * configure: Regenerate.
18363 * config.in: Regenerate.
18365 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18367 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18368 operand to HI mode.
18373 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18375 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18376 (TARGET_ENCODE_SECTION_INFO): Re-define.
18377 (m32c_encode_section_info): New
18378 (function_vector_handler): New
18379 (current_function_special_page_vector): New
18380 (m32c_special_page_vector_p): New.
18381 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18383 * config/m32c/jump.md: Added instruction JSRS for functions
18384 with attribute "function_vector".
18385 * doc/extend.texi (function_vector): Added description
18386 for M16C, M32C targets.
18388 2007-05-07 DJ Delorie <dj@redhat.com>
18391 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18392 ashrpsi3, lshrpsi3): Update shift count constraint.
18394 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18395 Nathan Froyd <froydnj@codesourcery.com>
18398 * c-incpath.c (add_path): Strip trailing path separators.
18400 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18402 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18403 Free dominance info before purging EH edges.
18404 (eliminate_degenerate_phis): Likewise.
18405 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18407 2007-05-07 Jan Hubicka <jh@suse.cz>
18409 * gimplify.c (gimplify_expr): Do not crash when folding
18410 (void *)(int)&a + 4.
18412 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18415 * c-opts.c (lang_fortran): Make it non static.
18416 * c-common.h (lang_fortran): New prototype.
18417 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18418 -lang-fortran option was passed by the driver.
18420 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18422 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18423 of ASSERT_CHECKING. Tweak message.
18425 2007-05-06 Revital Eres <eres@il.ibm.com>
18428 * loop-unroll.c (insert_var_expansion_initialization):
18429 Initialize the expansions with -zero instead of +zero.
18431 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18433 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18434 into pic and non-pic versions. Mark r19 as used for
18435 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18436 for tgd_load, tld_load and tie_load .
18437 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18438 version of tgd_load, tld_load and tie_load depending on the
18441 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18442 Jakub Jelinek <jakub@redhat.com>
18444 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18445 (__do_global_dtors_aux): Use more paranoid loop to run
18446 destructors if HIDDEN_DTOR_LIST_END.
18447 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18449 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18451 * varasm.c (align_variable): Don't increase alignment for
18452 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18453 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18455 2007-05-04 Josh Conner <jconner@apple.com>
18457 * basic-block.h (cdi_direction): Assign values to all enumeration
18459 (dom_computed): Remove.
18460 (dom_info_state): New.
18461 (set_dom_info_availability): New.
18462 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18463 walk_data.dom_direction.
18464 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18465 instead of dom_computed[].
18466 (split_edge): Likewise.
18467 (create_basic_block): Likewise.
18468 (merge_blocks): Likewise.
18469 * ifcvt.c (find_if_header): Likewise.
18470 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18471 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18472 * tree-ssa.c (verify_ssa): Likewise.
18473 * tree-cfg.c (tree_verify_flow_info): Likewise.
18474 (remove_edge_and_dominated_blocks): Likewise.
18475 * dominance.c (dom_computed): Make static.
18476 (calc_dfs_tree_nonrec): Change third param to a bool.
18477 (calc_dfs_tree): Change second param to a bool.
18478 (calc_idioms): Change second param to a bool. Use
18479 dom_convert_dir_to_idx.
18480 (init_dom_info): Validate dir before using.
18481 (dom_convert_dir_to_idx): New.
18482 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18483 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18484 (free_dominance_info): Use dom_convert_dir_to_idx.
18485 (get_immediate_dominator): Likewise.
18486 (set_immediate_dominator): Likewise.
18487 (get_dominated_by): Likewise.
18488 (redirect_immediate_dominators): Likewise.
18489 (nearest_common_denominator): Likewise.
18490 (dominated_by_p): Likewise.
18491 (bb_dom_dfs_in): Likewise.
18492 (bb_dom_dfs_out): Likewise.
18493 (recount_dominator): Likewise.
18494 (iterate_fix_dominators): Likewise.
18495 (add_to_dominance_info): Likewise.
18496 (delete_from_dominance_info): Likewise.
18497 (first_dom_son): Likewise.
18498 (next_dom_son): Likewise.
18499 (dom_info_available_p): Likewise.
18500 (dom_info_state): New.
18501 (set_dom_info_availability): New.
18503 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18505 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18507 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18509 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18511 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18512 (subdi3, subdi_carry): Delete.
18514 2007-05-04 Jan Hubicka <jh@suse.cz>
18515 Richard Guenther <rguenther@suse.de>
18517 * opts.c (decode_options): Do not fiddle with inlining
18518 parameters in case of optimizing for size.
18519 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18520 for size do nothing.
18521 (cgraph_decide_inlining_of_small_function): When optimizing for
18522 size never inline functions increasing caller size.
18523 (cgraph_early_inlining): Inline for size when optimizing for size.
18525 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18527 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18528 logical operations piecewise.
18529 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18530 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18531 subdi_sesidi_di): Delete.
18532 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18533 the generated sequence. Allow three-reg add in constraints. Rewrite
18534 the rtl expression for carry to avoid zero_extend of a constant.
18535 (sub_with_carry): New pattern.
18536 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18537 different sequence not involving jumps.
18538 (notbi): Now a named pattern.
18540 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18542 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18543 Add the note about a significant loss of accuracy of some
18544 mathematical routines when these options are used.
18546 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18548 * haifa-sched.c (rtx_vec_t): New typedef.
18549 (contributes_to_priority_p): Extract piece of priority () into new
18551 (priority): Use the function. Add assertion.
18552 (rank_for_schedule, set_priorities): Add assertion to check that
18553 insn's priority is initialized.
18554 (clear_priorities, calc_priorities): Change signature. Make it update
18555 all relevant insns. Update all callers ('add_to_speculative_block ()'
18556 and 'create_block_check_twin ()').
18557 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18558 Add new field 'priority_status'.
18559 (INSN_PRIORITY_STATUS): New macro.
18560 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18562 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18564 * sched-ebb.c (debug_ebb_dependencies): New static function.
18565 (init_ready_list): Use it.
18567 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18568 with changed signature and 'debug_rgn_dependencies ()'.
18569 (debug_rgn_dependencies): New static function.
18570 (init_ready_list): Use it.
18572 * sched-int.h (debug_dependencies): Declare.
18574 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18576 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18578 2007-05-04 Dirk Mueller <dmueller@suse.de>
18580 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18582 2007-05-03 Jan Hubicka <jh@suse.cz>
18584 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18585 ((T1)X op (T1)Y), for pointer type in more cases than before.
18587 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18589 * tree-object-size.c (plus_expr_object_size): When operand size is
18590 unknown, return unknown.
18592 2007-05-03 Dirk Mueller <dmueller@suse.de>
18594 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18596 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18599 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18601 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18603 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18605 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18607 * config/soft-fp/double.h, config/soft-fp/extended.h,
18608 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18609 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18610 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18611 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18614 2007-05-03 Ian Lance Taylor <iant@google.com>
18616 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18617 MASK_PPC_GFXOPT for 8540 or 8548.
18619 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18621 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18622 vect_print_dump_info() to output debug information.
18624 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18627 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18628 operands of size 2 when operand is not MEM_P.
18630 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18632 PR tree-optimization/30565
18633 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18635 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18637 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18638 (umulsi3_highpart): Use them.
18639 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18640 for final accumulator to D regisster tranfser.
18642 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18644 PR tree-optimization/31699
18645 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18647 (vect_enhance_data_refs_alignment): Compute peel amount using
18648 TYPE_VECTOR_SUBPARTS instead of vf.
18649 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18651 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18654 * system.h: Remove inclusion of double-int.h
18655 * tree.h: Include double-int.h
18656 * gengtype.c: Likewise
18657 * cfgloop.h: Likewise
18658 * Makefile.in: Adjust dependencies on double-int.h
18660 2007-05-02 Eric Christopher <echristo@apple.com>
18662 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18663 -shared to -Zdynamiclib.
18665 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18668 * c-common.c (strip_pointer_or_array_types): New function.
18669 * c-common.h (strip_pointer_or_array_types): New function declaration.
18671 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18673 PR tree-optimization/31771
18674 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18676 2007-05-02 Paul Brook <paul@codesourcery.com>
18678 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18680 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18682 PR middle-end/29715
18683 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18686 2007-05-02 Nick Clifton <nickc@redhat.com>
18688 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18690 2007-05-02 Richard Guenther <rguenther@suse.de>
18692 PR tree-optimization/31146
18693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18694 argument, single_use_p. If we have a single use that is
18695 a conversion to the definition rhs type, propagate that rhs.
18696 (forward_propagate_addr_expr): Pass single_use_p argument
18697 to forward_propagate_addr_expr_1.
18699 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18701 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18704 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18706 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18707 'AMD Family 10 core'.
18709 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18711 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18712 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18713 with SSE3 instruction set support.
18714 * doc/invoke.texi: Likewise.
18716 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18718 * config/i386/i386.c (override_options): Tuning 32-byte loop
18719 alignment for amdfam10 architecture. Increasing the max loop
18720 alignment to 24 bytes.
18722 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18724 * config/m68k/constraints.md: New.
18725 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18726 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18727 EXTRA_CONSTRAINT): Remove.
18728 * config/m68k/m68k.md: Include constraints.md.
18729 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18731 2007-05-01 Ian Lance Taylor <iant@google.com>
18733 PR tree-optimization/31739
18734 * tree-vrp.c (vrp_val_is_max): New static function.
18735 (vrp_val_is_min): New static function.
18736 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18738 (set_value_range): Use vrp_val_is_{max,min}.
18739 (extract_range_from_assert): Likewise.
18740 (extract_range_from_binary_expr): Likewise.
18741 (extract_range_from_unary_expr): Likewise.
18742 (dump_value_range, vrp_meet): Likewise.
18743 (vrp_visit_phi_node): Likewise.
18744 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18746 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18748 * config/i386/gmon-sol2.c (size_t): New type.
18749 (intptr_t): Likewise.
18750 (s_textsize): Declare as size_t.
18752 (monstartup): Use size_t for sizes.
18753 (_mcount): Save and restore registers.
18754 (internal_mcount): Pass 0 as the first argument to monstartup
18756 (moncontrol): Convert pointer to appropriately sized integer
18757 before passing to profil.
18759 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18761 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18762 __NO_FPRS__, not just if _SOFT_DOUBLE.
18763 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18764 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18765 also for E500 double.
18766 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18767 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18770 2007-05-01 Richard Guenther <rguenther@suse.de>
18772 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18775 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18777 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18779 2007-05-01 Jan Hubicka <jh@suse.cz>
18781 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18784 2007-05-01 Jan Hubicka <jh@suse.cz>
18786 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18787 (maybe_fold_offset_to_reference): Declare.
18788 * fold-const.c (fold_unary): Do not fold
18789 (type *)&A into &A->field_of_type_and_offset_0
18790 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18791 size is unknown, give up.
18792 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18794 (maybe_fold_offset_to_reference): New.
18795 (maybe_fold_stmt_indirect): Use it.
18796 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18797 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18799 (gimplify_expr): Likewise for plus_expr.
18801 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18803 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18804 bsi_after_labels. Always insert statements before bsi.
18805 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18806 * predict.c (apply_return_prediction): Check for empty blocks.
18807 * cfgexpand.c (lab_rtx_for_bb): New variable.
18808 (label_rtx_for_bb): Do not create new tree labels.
18809 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18810 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18811 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18813 (label_for_bb): Add field used.
18814 (update_eh_label, main_block_label): Mark the label used.
18815 (cleanup_dead_labels): Remove unused labels.
18817 2007-05-01 Richard Guenther <rguenther@suse.de>
18819 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18820 if it is not about to be set.
18821 (get_value_range): Do not pre-allocate equiv bitmap.
18822 (update_value_range): No need to clear equiv field.
18823 (add_equivalence): Change prototype to get bitmap pointer.
18824 Allocate bitmap here if it is not already.
18825 (extract_range_from_assert): Do not allocate bitmap here.
18826 Update callers to add_equivalence.
18827 (extract_range_from_ssa_name): Likewise.
18828 (get_vr_for_comparison): New static helper.
18829 (compare_name_with_value): Handle NULL equiv bitmap by
18830 peeling the first iteration of the comparison loop.
18831 Use get_vr_for_comparison.
18832 (compare_names): Handle NULL equiv bitmaps by using fake
18833 ones. Use get_vr_for_comparison.
18835 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18837 * double-int.c (mpz_set_double_int): Moved from
18838 tree-ssa-loop-niter.c.
18839 (mpz_get_double_int): Likewise; also, add option to wrap
18840 out-of-range integers.
18841 * double-int.h: New prototypes for above.
18842 * tree.c (get_static_type_bounds): Moved from
18843 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18844 TYPE_MAX_VALUE if they exist..
18845 * tree.h: New prototype for above.
18846 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18847 get_type_bounds calls.
18848 (mpz_set_double_int): Move to double-int.c.
18849 (get_type_bounds): Move to tree.c, rename to
18850 get_static_type_bounds.
18851 (mpz_to_double_int): Move to double-int.c, rename to
18852 mpz_get_double_int.
18854 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18856 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18857 DIV0 exception can fall through to a normal return.
18859 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18861 PR middle-end/22156
18862 Temporarily revert:
18863 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18864 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18865 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18866 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18867 initialize align to silence bogus warning.
18868 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18869 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18871 (struct sra_walk_fns): Remove use_all parameter from use.
18872 (sra_hash_tree): Handle BIT_FIELD_REFs.
18873 (sra_elt_hash): Don't hash bitfld blocks.
18874 (sra_elt_eq): Skip them in parent compares as well. Handle
18876 (sra_walk_expr): Don't maintain or pass down use_all_p.
18877 (scan_use): Remove use_all parameter.
18878 (scalarize_use): Likewise. Re-expand assignment to
18879 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18880 output, and re-scalarize after output. Don't mark anything
18882 (scalarize_ldst): Adjust.
18883 (scalarize_walk_gimple_modify_statement): Likewise.
18884 (build_element_name_1): Handle BIT_FIELD_REFs.
18885 (instantiate_element): Don't warn for any element whose parent
18886 is used as a whole.
18887 (instantiate_missing_elements_1): Return the sra_elt.
18888 (canon_type_for_field): New.
18889 (try_instantiate_multiple_fields): New.
18890 (instantiate_missing_elemnts): Use them.
18891 (mark_no_warning): Removed.
18892 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18893 (REPLDUP, sra_build_elt_assignment): New.
18894 (generate_copy_inout): Use them.
18895 (generate_element_copy): Likewise. Handle bitfld differences.
18896 (generate_element_zero): Don't recurse for blocks. Use
18897 sra_build_elt_assignment.
18898 (generate_one_element_int): Take elt instead of var. Use
18899 sra_build_elt_assignment.
18900 (generate_element_init_1): Adjust.
18901 (scalarize_use, scalarize_copy): Use REPLDUP.
18902 (scalarize_ldst): Move assert before dereference.
18903 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18905 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18908 * tree.c (reconstruct_complex_type): Reconstruct a reference
18910 Also use the same mode for the pointer as the old pointer type.
18912 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18914 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18917 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18919 PR rtl-optimization/31676
18920 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18921 (df_refs_record): Call it.
18923 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18925 * rtl.def (SS_ABS): New code.
18926 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18927 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18928 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18929 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18930 (bfin_init_builtins): Define them.
18931 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18932 (bfin_expand_builtin): ... and handle the others here.
18933 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18934 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18935 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18936 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18937 operand is only HImode.
18939 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18941 * regclass.c (scan_one_insn): Remove splitting of
18944 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18945 Nigel Stephens <nigel@mips.com>
18947 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18949 2007-04-28 Jan Hubicka <jh@suse.cz>
18951 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18952 insn_locators_alloc instead of insn_locators_initialize;
18953 call reset_block_changes.
18954 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18955 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18956 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18957 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18958 * config/score/score.c (th_output_mi_thunk): Likewise.
18959 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18960 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18961 tolerate uninitialized locator info.
18964 * function.c (init_function_start): Don't init line number info.
18965 (expand_function_end): Update.
18966 (reset_block_changes, record_block_change, finalize_block_changes,
18967 check_block_change, free_block_changes): Kill.
18968 * function.h (reset_block_changes, record_block_change,
18969 finalize_block_changes, check_block_change, free_block_changes):
18971 (struct function): Remove ib_boundaries_block.
18972 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18973 Use curr_insn_locator to initialize locator.
18974 (emit_line_note): Remove.
18975 * cfgexpand.c (expand_gimple_cond_expr): Update.
18976 (construct_exit_block): Likewise.
18977 (tree_expand_cfg): Initialize/finalize locators.
18978 * expr.c (expand_expr_real): Update.
18979 * cfglayout.c (line_locators_locs, line_locators_lines,
18980 file_locators_locs, file_locators_files): Remove.
18981 (set_block_levels): Move to cfgexpand.c.
18982 (insn_locators_initialize): Remove.
18983 (pass_insn_locators_initialize): Remove.
18984 (locations_locators_locs, locations_locators_vals): New static vars.
18985 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18987 (insn_locators_alloc, insn_locators_finalize,
18988 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18990 (locator_location): New.
18991 (locator_line, locator_file): Rewrite.
18992 * rtl.h (emit_line_note): Kill.
18993 (insn_locators_alloc, insn_locators_finalize,
18994 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18996 * tree-inline.c (initialize_cfun): Do not initialize
18997 ib_boundaries_block.
18998 * passes.c (pass_insn_locators_initialize): Remove.
19000 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
19002 * tree-cfg.c (move_block_to_fn): Release bb from dominance
19003 info. Update last_basic_block correctly.
19005 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
19008 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
19009 register itself to hold the offset constant. Tell flow the use
19010 of r4 and r5 when they are used.
19012 2007-04-27 Richard Guenther <rguenther@suse.de>
19014 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19015 if we simplified anything.
19016 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19017 warnings until we did a simplification and the stmt was not
19018 marked as TREE_NO_WARNING.
19020 2007-04-27 Mike Stump <mrs@apple.com>
19022 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19024 2007-04-27 Ian Lance Taylor <iant@google.com>
19026 PR middle-end/31710
19027 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19028 TYPE_MAX_VALUE exist, convert them to the new type.
19030 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19032 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19033 if it claims to be available.
19034 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19035 edge is redirected.
19036 (perform_tree_ssa_dce): Always free postdominators.
19038 2007-04-27 Richard Henderson <rth@redhat.com>
19040 * config/alpha/predicates.md (aligned_memory_operand): Mark
19041 as define_special_predicate.
19042 (unaligned_memory_operand, normal_memory_operand): Likewise.
19043 (reg_or_unaligned_mem_operand): Remove.
19044 (any_memory_operand): Match the documentation and check for
19045 non-renumbered pseudos during reload.
19046 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19047 alpha_secondary_reload_class, update to new interface, make static.
19048 Handle CQImode like HImode. Remove FP subreg check.
19049 (alpha_expand_mov): Use replace_equiv_address.
19050 (alpha_expand_mov_nobwx): Use any_memory_operand.
19051 (TARGET_SECONDARY_RELOAD): New.
19052 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19053 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19054 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19055 * config/alpha/alpha.md: ... here.
19056 (RELOAD12, reloadmode): New.
19058 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19059 Don't handle the aligned case here.
19060 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19061 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19062 reload_inhi_help. Don't expect a scratch register.
19063 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19065 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19067 2007-04-27 Richard Guenther <rguenther@suse.de>
19069 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19071 2007-04-27 Richard Guenther <rguenther@suse.de>
19073 PR tree-optimization/30965
19074 PR tree-optimization/30978
19075 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19076 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19077 (find_equivalent_equality_comparison): Likewise.
19078 (simplify_cond): Likewise.
19079 (get_prop_source_stmt): New helper.
19080 (get_prop_dest_stmt): Likewise.
19081 (can_propagate_from): Likewise.
19082 (remove_prop_source_from_use): Likewise.
19083 (combine_cond_expr_cond): Likewise.
19084 (forward_propagate_comparison): New function.
19085 (forward_propagate_into_cond): Rewrite to use fold for
19087 (tree_ssa_forward_propagate_single_use_vars): Call
19088 forward_propagate_comparison to propagate comparisons.
19090 2007-04-27 Richard Guenther <rguenther@suse.de>
19092 PR tree-optimization/31715
19093 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19094 sure to do computation on the offset in an appropriate
19097 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19099 * reload.h (elimination_target_reg_p): Declare.
19100 * reload.c (find_reloads): Don't apply the reg_rtx move
19101 optimization if the SET_DEST satisfies elimination_target_reg_p.
19102 * reload1.c (elimination_target_reg_p): New function.
19103 (gen_reload): In the move/add2 fallback, make sure that op0
19104 does not overlap the destination register.
19106 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19108 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19109 transform only GIMPLE_MODIFY_STMTs.
19110 * tree-complex.c (expand_complex_operations_1): Ditto.
19111 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19112 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19113 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19115 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19116 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19117 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19118 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19119 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19120 slpeel_add_loop_guard): Ditto.
19121 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19122 * lambda-code.c (perfect_nestify): Ditto.
19123 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19124 before the first statement.
19125 * tree-optimize.c (execute_free_datastructures): Fix comments.
19126 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19127 * tree-flow.h (disband_implicit_edges): Declaration removed.
19128 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19130 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19131 COND_EXPRs without gotos.
19132 (disband_implicit_edges, has_label_p): Removed.
19133 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19134 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19136 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19138 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19139 also for COND_EXPRs.
19140 * cfgexpand.c (label_rtx_for_bb): New function.
19141 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19142 Use label_rtx_for_bb to find the labels.
19143 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19144 last block. Detect fallthru edges.
19146 2007-04-26 Ian Lance Taylor <iant@google.com>
19149 * reload.c (find_reloads_subreg_address): If the address was valid
19150 in the original mode but not in the new mode, reload the whole
19153 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19155 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19156 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19157 (cleanup_control_expr_graph): Do not invalidate dominance info.
19158 Record altered blocks.
19159 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19160 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19161 cleanup_tree_cfg_bb): New functions.
19162 (remove_forwarder_block): Do not maintain the worklist of blocks.
19163 Record altered blocks.
19164 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19165 not over whole cfg.
19166 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19167 delete_unreachable_blocks if dominators are not available.
19168 * tree-inline.c (optimize_inline_calls): Free dominance information
19170 * tree-flow.h (remove_edge_and_dominated_blocks,
19171 cfgcleanup_altered_bbs): Altered.
19172 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19174 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19176 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19177 do not invalidate dominators.
19179 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19181 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19182 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19183 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19184 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19186 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19188 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19190 2007-04-26 Richard Guenther <rguenther@suse.de>
19192 PR tree-optimization/31703
19193 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19194 the right type for the target of the bittest.
19196 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19198 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19199 ix86_sol10_return_in_memory.
19201 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19203 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19206 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19209 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19211 PR tree-optimization/30558
19212 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19213 clear this_state.prev_try.
19215 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19216 Mark Mitchell <mark@codesourcery.com>
19218 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19219 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19220 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19222 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19225 * doc/invoke.texi (%:print-asm-header): Document.
19226 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19228 (static_spec_functions): Add print-asm-header.
19229 (main): Print a banner before the --target-help linker options.
19230 (print_asm_header_spec_function): New function.
19232 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19235 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19236 (movsf_ie): Likewise.
19238 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19240 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19242 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19244 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19245 exception for divide-by-zero.
19246 (__umodsi3, __modsi3): Likewise.
19248 2007-04-25 Dirk Mueller <dmueller@suse.de>
19250 * c-typeck.c (build_compound_expr): Annotate warning()
19251 call with OPT_Wunused_value.
19252 * tree-ssa.c (warn_uninit): Annotate warning with
19254 * c-common.c (handle_sentinel_attribute): Annotate warning
19255 call with OPT_Wattributes.
19257 2007-04-25 Thiemo Seufer <ths@mips.com>
19259 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19260 (mips16): Fix typo.
19261 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19262 on to the assembler. Improve handling of -mno-mips16. Add handling
19263 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19264 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19265 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19266 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19268 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19271 * config/i386/winnt.c (i386_pe_file_end): Strip only
19272 USER_LABEL_PREFIX when writing export name.
19274 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19276 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19277 sh/elf.h, vx-common.h and vxworks.h.
19278 * config/sh/sh.h: Include config/vxworks-dummy.h.
19279 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19280 (OVERRIDE_OPTIONS): Use it.
19281 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19282 (vxworks_picreg): New pattern.
19283 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19284 VXWORKS_OS_CPP_BUILTINS.
19285 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19286 to their VXWORKS_* equivalents.
19287 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19288 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19289 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19290 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19291 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19292 -mrtp/-fPIC multilibs.
19293 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19294 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19295 (MULTILIB_OSDIRNAMES): Delete.
19297 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19300 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19302 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19304 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19305 rounding mode to be specified by the caller.
19306 (real_to_mpfr) Likewise.
19307 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19308 include new arguments.
19309 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19311 2007-04-24 Ian Lance Taylor <iant@google.com>
19313 PR tree-optimization/31605
19314 * tree-vrp.c (set_value_range): Check that min and max are not
19315 both overflow infinities.
19316 (set_value_range_to_value): New static function.
19317 (extract_range_from_binary_expr): Call set_value_range_to_value.
19318 (extract_range_from_cond_expr): Likewise.
19319 (extract_range_from_expr): Likewise.
19320 (extract_range_from_unary_expr): Likewise. Don't create a range
19321 which overflows on both sides.
19322 (vrp_meet): Check for a useless range.
19323 (vrp_visit_phi_node): If we see a constant which looks like an
19324 overflow infinity, turn off the TREE_OVERFLOW flag.
19326 2007-04-24 Ian Lance Taylor <iant@google.com>
19328 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19330 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19332 PR diagnostic/25923
19333 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19334 diagnostic message is being built.
19335 * tree-pretty-print.c (dump_generic_node): Only write the
19336 formatted text into BUFFER's stream if we are not building a
19337 diagnostic message.
19338 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19340 * Makefile.in (toplev.o): Depend on tree-pass.h.
19342 2007-04-24 Ian Lance Taylor <iant@google.com>
19344 PR tree-optimization/31602
19345 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19346 conditionals in the copied loop header.
19347 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19348 warnings if TREE_NO_WARNING is set.
19349 * doc/invoke.texi (Warning Options): Clarify that
19350 -Wstrict-overflow does not warn about loops.
19352 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19354 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19355 expand on the comment about _Decimal128 arguments and check the
19356 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19357 that _Decimal128 argument uses even/odd register pair.
19358 (function_arg): Ditto.
19360 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19362 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19363 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19365 2007-04-24 Richard Guenther <rguenther@suse.de>
19366 Olga Golovanevsky <olga@il.ibm.com>
19368 * fold-const.c (multiple_of_p): Check for bottom
19371 2007-04-24 Richard Henderson <rth@redhat.com>
19373 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19374 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19375 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19376 looking for non-zero bits shifted out. Avoid a recursive call
19377 when constructing the scalar.
19378 (__floatundisf): Likewise.
19380 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19382 * dwarf2out.c (field_byte_offset): Move the existing logic
19383 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19384 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19386 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19389 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19390 length argument of 0 for memset.
19391 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19392 unsigned shift instead of the signed variant.
19394 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19396 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19397 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19398 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19399 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19400 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19401 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19402 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19403 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19404 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19405 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19406 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19407 "mul<mode>3", "div<mode>3"): Insn definitions added.
19408 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19409 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19410 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19411 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19412 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19413 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19414 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19415 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19416 TARGET_FLOAT_FORMAT): Macro definitions removed.
19417 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19418 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19419 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19420 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19421 (s390_gen_rtx_const_DI): Function removed.
19422 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19424 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19426 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19427 over an external ffs function.
19429 2007-04-24 Chao-ying Fu <fu@mips.com>
19430 Richard Sandiford <richard@nildram.co.uk>
19432 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19433 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19434 (smadd_widen_optab, umadd_widen_optab): Define.
19435 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19437 * genopinit.c (optabs): Fill in smadd_widen_optab and
19439 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19440 and umadd_widen_optab to implement multiply-add sequences.
19441 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19442 (<u>maddsidi4): ...this. Extend condition to include
19443 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19444 of operand 0 to "ka" and use the three-operand form of madd<u>
19446 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19448 * config/mips/constraints.md (ka): New register constraint.
19450 2007-04-24 Jan Hubicka <j@suse.cz>
19454 2007-04-23 Jan Hubicka <jh@suse.cz>
19455 * function.c (init_function_start): Don't init line number info.
19456 (expand_function_end): Update.
19457 (reset_block_changes, record_block_change, finalize_block_changes,
19458 check_block_change, free_block_changes): Kill.
19459 * function.h (reset_block_changes, record_block_change,
19460 finalize_block_changes, check_block_change, free_block_changes):
19462 (struct function): Remove ib_boundaries_block.
19463 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19464 Use curr_insn_locator to initialize locator.
19465 (emit_line_note): Remove.
19466 * cfgexpand.c (expand_gimple_cond_expr): Update.
19467 (construct_exit_block): Likewise.
19468 (tree_expand_cfg): Initialize/finalize locators.
19469 * expr.c (expand_expr_real): Update.
19470 * cfglayout.c (line_locators_locs, line_locators_lines,
19471 file_locators_locs, file_locators_files): Remove.
19472 (set_block_levels): Move to cfgexpand.c.
19473 (insn_locators_initialize): Remove.
19474 (pass_insn_locators_initialize): Remove.
19475 (locations_locators_locs, locations_locators_vals): New static vars.
19476 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19478 (insn_locators_alloc, insn_locators_finalize,
19479 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19481 (locator_location): New.
19482 (locator_line, locator_file): Rewrite.
19483 * rtl.h (emit_line_note): Kill.
19484 (insn_locators_alloc, insn_locators_finalize,
19485 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19487 * tree-inline.c (initialize_cfun): Do not initialize
19488 ib_boundaries_block.
19489 * passes.c (pass_insn_locators_initialize): Remove.
19491 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19493 * doc/invoke.texi: Removed leading '-' from option index entries.
19495 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19497 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19499 (create_phi_node): Use set_phi_nodes.
19500 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19501 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19502 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19503 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19504 (bsi_start, bsi_last): Use bb_stmt_list.
19505 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19506 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19507 Traverse the statements using tsi iterator.
19508 * basic-block.h (struct basic_block_def): Fields stmt_list
19509 and phi_nodes moved to ...
19510 (struct tree_bb_info): ... new structure.
19511 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19512 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19513 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19514 (tree_verify_flow_info): Verify that il.tree is not set for
19515 entry and exit block.
19516 (tree_split_block): Use set_bb_stmt_list.
19518 2007-04-23 Mike Stump <mrs@apple.com>
19520 * config/i386/i386.c (ix86_tune_features
19521 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19524 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19526 * config/i386/i386.md (prefix_extra): New attribute.
19527 (length): Add prefix_extra.
19529 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19530 (sse2_movntv2di): Likewise.
19531 (sse2_cvtps2dq): Likewise.
19532 (sse2_cvtpd2pi): Likewise.
19533 (sse2_cvttpd2pi): Likewise.
19534 (*sse2_cvtpd2ps): Likewise.
19535 (*add<mode>3): Likewise.
19536 (sse2_ssadd<mode>3): Likewise.
19537 (sse2_usadd<mode>3): Likewise.
19538 (*sub<mode>3): Likewise.
19539 (sse2_sssub<mode>3): Likewise.
19540 (sse2_ussub<mode>3): Likewise.
19541 (*mulv8hi3): Likewise.
19542 (*smulv8hi3_highpart): Likewise.
19543 (*umulv8hi3_highpart): Likewise.
19544 (sse2_umulv2siv2di3): Likewise.
19545 (sse2_pmaddwd): Likewise.
19546 (ashr<mode>3): Likewise.
19547 (lshr<mode>3): Likewise.
19548 (ashl<mode>3): Likewise.
19549 (sse2_ashlti3): Likewise.
19550 (sse2_lshrti3): Likewise.
19551 (*umaxv16qi3): Likewise.
19552 (*smaxv8hi3): Likewise.
19553 (*uminv16qi3): Likewise.
19554 (*sminv8hi3): Likewise.
19555 (sse2_eq<mode>3): Likewise.
19556 (sse2_gt<mode>3): Likewise.
19557 (*and<mode>3): Likewise.
19558 (sse2_nand<mode>3): Likewise.
19559 (*ior<mode>3): Likewise.
19560 (*xor<mode>3): Likewise.
19561 (sse2_packsswb): Likewise.
19562 (sse2_packssdw): Likewise.
19563 (sse2_packuswb): Likewise.
19564 (sse2_punpckhbw): Likewise.
19565 (sse2_punpcklbw): Likewise.
19566 (sse2_punpckhwd): Likewise.
19567 (sse2_punpcklwd): Likewise.
19568 (sse2_punpckhdq): Likewise.
19569 (sse2_punpckldq): Likewise.
19570 (sse2_punpckhqdq): Likewise.
19571 (sse2_punpcklqdq): Likewise.
19572 (*sse2_pinsrw): Likewise.
19573 (*sse2_pextrw): Likewise.
19574 (sse2_pshufd_1): Likewise.
19575 (sse2_uavgv16qi3): Likewise.
19576 (sse2_uavgv8hi3): Likewise.
19577 (sse2_psadbw): Likewise.
19578 (sse2_pmovmskb): Likewise.
19579 (*sse2_maskmovdqu): Likewise.
19580 (*sse2_maskmovdqu_rex64): Likewise.
19581 (sse4a_extrqi): Likewise.
19582 (sse4a_extrq): Likewise.
19583 (sse3_lddqu): Set prefix_rep.
19584 (sse3_addsubv4sf3): Likewise.
19585 (sse3_haddv4sf3): Likewise.
19586 (sse3_hsubv4sf3): Likewise.
19587 (sse_cvtss2si): Likewise.
19588 (sse_cvtss2si_2): Likewise.
19589 (sse_cvtss2siq): Likewise.
19590 (sse_cvtss2siq_2): Likewise.
19591 (sse_cvttss2si): Likewise.
19592 (sse_cvttss2siq): Likewise.
19593 (sse2_cvttps2dq): Likewise.
19594 (sse3_movshdup): Likewise.
19595 (sse3_movsldup): Likewise.
19596 (sse2_cvtsd2si): Likewise.
19597 (sse2_cvtsd2si_2): Likewise.
19598 (sse2_cvtsd2siq): Likewise.
19599 (sse2_cvtsd2siq_2): Likewise.
19600 (sse2_cvttsd2si): Likewise.
19601 (sse2_cvttsd2siq): Likewise.
19602 (*sse2_cvtpd2dq): Likewise.
19603 (*sse2_cvttpd2dq): Likewise.
19604 (sse2_pshuflw_1): Likewise.
19605 (sse2_pshufhw_1): Likewise.
19606 (sse4a_insertqi): Likewise.
19607 (sse4a_insertq): Likewise.
19608 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19609 (ssse3_phadddv4si3): Likewise.
19610 (ssse3_phaddswv8hi3): Likewise.
19611 (ssse3_phsubwv8hi3): Likewise.
19612 (ssse3_phsubdv4si3): Likewise.
19613 (ssse3_phsubswv8hi3): Likewise.
19614 (ssse3_pmaddubswv8hi3): Likewise.
19615 (ssse3_pmulhrswv8hi3): Likewise.
19616 (ssse3_pshufbv16qi3): Likewise.
19617 (ssse3_psign<mode>3): Likewise.
19618 (ssse3_palignrti): Likewise.
19619 (abs<mode>2): Likewise.
19620 (ssse3_phaddwv4hi3): Set prefix_extra.
19621 (ssse3_phadddv2si3): Likewise.
19622 (ssse3_phaddswv4hi3): Likewise.
19623 (ssse3_phsubwv4hi3): Likewise.
19624 (ssse3_phsubdv2si3): Likewise.
19625 (ssse3_phsubswv4hi3): Likewise.
19626 (ssse3_pmaddubswv4hi3): Likewise.
19627 (ssse3_pmulhrswv4hi3): Likewise.
19628 (ssse3_pshufbv8qi3): Likewise.
19629 (ssse3_psign<mode>3): Likewise.
19630 (ssse3_palignrdi): Likewise.
19631 (abs<mode>2): Likewise.
19632 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19633 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19634 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19636 2007-04-23 Nick Clifton <nickc@redhat.com>
19638 * params.def: Fix formatting of emacs local variables.
19640 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19642 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19643 move if inter-unit move isn't allowed.
19644 Don't split moving the first element of V2DI to DI to inter-unit
19645 move if inter-unit move isn't allowed.
19647 2007-04-23 Richard Guenther <rguenther@suse.de>
19649 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19650 and CDI_POST_DOMINATORS separately.
19652 2007-04-23 Nick Clifton <nickc@redhat.com>
19654 * c.opt (Wformat-contains-nul): Add warning attribute.
19656 2007-04-23 Jan Hubicka <jh@suse.cz>
19658 * function.c (init_function_start): Don't init line number info.
19659 (expand_function_end): Update.
19660 (reset_block_changes, record_block_change, finalize_block_changes,
19661 check_block_change, free_block_changes): Kill.
19662 * function.h (reset_block_changes, record_block_change,
19663 finalize_block_changes, check_block_change, free_block_changes):
19665 (struct function): Remove ib_boundaries_block.
19666 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19667 Use curr_insn_locator to initialize locator.
19668 (emit_line_note): Remove.
19669 * cfgexpand.c (expand_gimple_cond_expr): Update.
19670 (construct_exit_block): Likewise.
19671 (tree_expand_cfg): Initialize/finalize locators.
19672 * expr.c (expand_expr_real): Update.
19673 * cfglayout.c (line_locators_locs, line_locators_lines,
19674 file_locators_locs, file_locators_files): Remove.
19675 (set_block_levels): Move to cfgexpand.c.
19676 (insn_locators_initialize): Remove.
19677 (pass_insn_locators_initialize): Remove.
19678 (locations_locators_locs, locations_locators_vals): New static vars.
19679 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19681 (insn_locators_alloc, insn_locators_finalize,
19682 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19684 (locator_location): New.
19685 (locator_line, locator_file): Rewrite.
19686 * rtl.h (emit_line_note): Kill.
19687 (insn_locators_alloc, insn_locators_finalize,
19688 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19690 * tree-inline.c (initialize_cfun): Do not initialize
19691 ib_boundaries_block.
19692 * passes.c (pass_insn_locators_initialize): Remove.
19694 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19696 PR middle-end/31448
19697 * expr.c (reduce_to_bit_field_precision): Handle
19700 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19702 PR tree-optimization/24659
19703 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19704 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19705 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19706 * genopinit.c (optabs): Rename vec_pack_mod_optab
19707 to vec_pack_trunc_optab.
19708 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19709 early for scalar floating point operands for NOP_EXPR.
19710 (vectorizable_type_promotion): Ditto.
19711 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19712 vec_pack_trunc_optab.
19713 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19715 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19716 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19717 Rename from VEC_PACK_MOD_EXPR.
19718 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19719 * expr.c (expand_expr_real_1): Ditto.
19720 * tree-inline.c (estimate_num_insns_1): Ditto.
19721 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19723 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19724 (vec_unpacks_lo_v4sf): Ditto.
19725 (vec_pack_trunc_v2df): Ditto.
19726 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19727 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19728 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19730 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19732 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19734 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19735 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19736 packing of floating point operands.
19737 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19738 represent unpacking of floating point operands.
19739 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19740 [vec_unpacks_hi]: Ditto.
19741 [vec_unpacks_lo]: Ditto.
19743 2007-04-22 Jan Hubicka <jh@suse.cz>
19745 * final.c (rest_of_handle_final): Call
19746 targetm.asm_out.constructor/targetm.asm_out.destructor
19747 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19748 proper priority via decl_*_priority_insert.
19749 * c-common.c (c_expand_body): Likewise.
19751 2007-04-22 Richard Guenther <rguenther@suse.de>
19753 PR tree-optimization/29789
19754 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19755 (rewrite_reciprocal): New helper split out from
19756 determine_invariantness_stmt.
19757 (rewrite_bittest): Likewise.
19758 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19759 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19762 2007-04-22 Revital Eres <eres@il.ibm.com>
19764 * loop-unroll.c (var_to_expand): New field to support also
19765 insns of the form x = something + x.
19766 (analyze_insn_to_expand_var): Use it.
19767 (expand_var_during_unrolling): Likewise.
19769 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19771 * predict.c: Include pointer-set.h.
19772 (bb_predictions): New variable.
19773 (tree_predicted_by_p, tree_predict_edge,
19774 remove_predictions_associated_with_edge): Use bb_predictions map
19775 instead of bb->predictions.
19776 (clear_bb_predictions, assert_is_empty): New functions.
19777 (combine_predictions_for_bb): Use bb_predictions map. Call
19778 clear_bb_predictions.
19779 (tree_estimate_probability): Create and free bb_predictions map.
19780 * Makefile.in (predict.o): Add pointer-set.h dependency.
19781 * basic-block.h (struct basic_block_def): Remove predictions
19783 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19785 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19788 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19791 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19793 * timevar.c (timevar_print): Change reference of --disable-checking to
19794 --enable-checking=release. Also warn if assert checking is disabled.
19796 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19799 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19800 decl as addressable if the compound literal was marked as
19802 Mark the decl as a gimple register if it is a complex or
19803 vector decl and does not live in memory.
19805 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19807 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19808 (GENERIC_NEXT): New function macro.
19809 (PHI_CHAIN): Use phi_node's new chain variable.
19810 (tree_phi_node): Change tree_common to tree_base
19811 and add the chain field.
19812 * tree-phinodes.c (make_phi_node): Don't set
19813 TREE_TYPE on the new node.
19814 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19815 instead of checking GIMPLE_TUPLE_P in chain_next.
19816 * tree-vect-transform.c
19817 (get_initial_def_for_induction): Look at
19818 PHI_RESULT_TREE for the type of the phi node.
19819 (update_vuses_to_preheader): Use PHI_CHAIN
19820 instead of TREE_CHAIN on the phi node.
19821 * tree-ssa-structalias.c (compute_points_to_sets):
19823 (ipa_pta_execute): Likewise.
19825 2007-04-21 Richard Guenther <rguenther@suse.de>
19827 PR middle-end/31136
19828 * fold-const.c (fold_unary): Call fold_convert_const on the
19831 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19833 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19834 (store_killed_in_pat): New.
19836 2007-04-20 Richard Henderson <rth@redhat.com>
19839 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19840 TREE_LIST with a void_type_node value, not void_list_node exactly.
19842 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19844 * doc/standards.texi: Re-arrange into language-specific
19845 subsections. Add a C++ section, documenting which standards we
19848 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19850 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19851 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19853 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19855 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19856 ecrti.o and crtbegin.o.
19857 (LIB_DEFAULT_SPEC): Include -lc.
19858 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19860 2007-04-20 Richard Henderson <rth@redhat.com>
19863 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19864 argument; update all callers.
19865 (get_unaligned_offset): New.
19866 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19867 get_unaligned_address, just pass on the address directly.
19868 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19869 the subreg in the helper patterns.
19870 (unaligned_extendqidi_le): Use get_unaligned_offset.
19871 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19872 (unaligned_extendhidi_be): Likewise.
19873 (unaligned_extendhidi): Tidy.
19874 * config/alpha/alpha-protos.h: Update.
19876 2007-04-20 Richard Henderson <rth@redhat.com>
19878 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19879 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19880 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19881 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19882 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19883 (CPP_SPEC): Don't include %(cpp_subtarget).
19884 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19885 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19886 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19888 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19890 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19891 for __builtin_ia32_cmpordss.
19893 PR tree-optimization/31632
19894 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19895 and arg1 for optimizations of comparison against min/max values.
19896 Fold arg0 to arg1's type for optimizations of comparison against
19897 min+1 and max-1 values.
19899 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19901 * reload.c (combine_reloads): When trying to use a dying register,
19902 check whether it's uninitialized and don't use if so.
19904 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19906 * fold-const.c: Remove prototypes for native_encode_expr and
19907 native_interpret_expr.
19908 (native_encode_expr): Make non-static.
19909 (native_interpret_expr): Likewise.
19910 * tree.h: Add prototypes for the above.
19912 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19914 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19915 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19916 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19917 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19918 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19919 Add length attributes.
19921 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19923 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19926 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19927 __STDC_WANT_DEC_FP__.
19929 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19931 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19932 for long double compatibility.
19933 * configure: Regenerate.
19935 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19937 PR rtl-optimization/29841
19938 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19940 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19941 that may cause control flow transfer from being moved.
19943 2007-04-18 Jan Hubicka <jh@suse.cz>
19945 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19948 2007-04-18 Eric Christopher <echristo@apple.com>
19950 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19951 only. Update operands.
19952 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19953 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19954 link register to pic register.
19956 2007-04-18 Dirk Mueller <dmueller@suse.de>
19958 PR diagnostic/31227
19959 * tree-vrp.c (search_for_addr_array): New.
19960 (check_array_bounds): Suppress warning about
19961 address taken of array refs if its not de-referenced.
19963 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19965 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19966 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19968 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19969 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19970 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19972 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19974 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19976 (vect_analyze_scalar_cycles): Fix indentation.
19977 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19978 (vect_mark_relevant): Include phis in relevance analysis.
19980 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19982 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19984 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19985 output_operand_lossage().
19987 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19989 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19990 the unused code for reduction without adjust-in-epilog to simplify the
19993 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19995 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19996 (S390_TDC_NEGATIVE_ZERO): New constant.
19997 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19998 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19999 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
20000 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
20001 (S390_TDC_POSITIVE_INFINITY): New constant.
20002 (S390_TDC_NEGATIVE_INFINITY): New constant.
20003 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
20004 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
20005 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
20006 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
20007 (S390_TDC_INFINITY): New constant.
20008 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
20009 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
20010 optimization for UNSPEC_CCZ_TO_INT.
20011 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
20012 ("*ccz_to_int"): New insn.
20013 ("isinf<mode>2"): New insn.
20014 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20015 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20016 (UNSPEC_CCZ_TO_INT): New constant.
20018 2007-04-18 Richard Guenther <rguenther@suse.de>
20020 PR tree-optimization/19431
20021 PR tree-optimization/21463
20022 * tree-pass.h (pass_phiprop): Declare.
20023 * passes.c (init_optimization_passes): New phiprop pass.
20024 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20025 (phivn_valid_p): New helper function.
20026 (phiprop_insert_phi): Likewise.
20027 (propagate_with_phi): Likewise.
20028 (tree_ssa_phiprop): New propagator propagating loads
20029 through phi nodes if profitable.
20031 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20033 * tree-vect-analyze.c (process_use): New function.
20034 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20035 Check phis in all bbs.
20036 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20039 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20041 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20044 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20047 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20050 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20052 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20054 (sse_vmmulv4sf3): Likewise.
20055 (sse2_vmaddv2df3): Likewise.
20056 (sse2_vmmulv2df3): Likewise.
20058 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20060 PR rtl-optimization/31360
20061 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20062 (target_reg_cost): New.
20063 (init_set_costs): Initialize target_reg_cost. Add comments
20064 regarding the rationale of the costs.
20065 (global_cost_for_size): Renamed to...
20066 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20067 of register pressure.
20068 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20069 estimate_reg_pressure_cost. Add number of ivs.
20070 (determine_set_costs): Dump target_reg_cost.
20071 * loop-invariant.c (gain_for_invariant): Use
20072 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20073 (best_gain_for_invariant, find_invariants_to_move): Remove
20075 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20076 (target_reg_cost): Declare.
20077 (global_cost_for_size): Declaration removed.
20078 (estimate_reg_pressure_cost): Declare.
20080 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20082 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20083 regnos into even/odd register pairs.
20084 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20085 TDmode similar to the other floating point modes.
20086 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20087 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20089 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20090 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20091 (movdd_hardfloat64): Use TARGET_MFPGPR.
20093 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20095 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20098 2005-01-05 Richard Henderson <rth@redhat.com>
20100 * reload1.c (do_input_reload): Restrict the optimization deleteing
20101 a previous output reload to RELOAD_FOR_INPUT.
20103 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20105 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20106 induc_vec_info_type.
20107 (vectorizable_induction): New function declaration.
20108 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20109 check if already vectorized. Find first place in BB where new stmts
20110 can be inserted. Takes only one argument.
20111 (vectorizable_induction): New function.
20112 (vect_transform_stmt): Add case for induc_vec_info_type to call
20113 vectorizable_induction.
20114 (vect_transform_loop): Consider phis for vectorization.
20115 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20117 (analyze_operations): Call vectorizable_induction when analyzing phis.
20119 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20120 (vect_mark_relevant): Include phis in relevance analysis.
20121 (vect_mark_stmts_to_be_vectorize): Likewise.
20122 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20124 2007-04-16 Lawrence Crowl <crowl@google.com>
20126 * doc/invoke.texi (Debugging Options): Add documentation for the
20127 -femit-struct-debug options -femit-struct-debug-baseonly,
20128 -femit-struct-debug-reduced, and
20129 -femit-struct-debug-detailed[=...].
20131 * c-opts.c (c_common_handle_option): Add
20132 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20133 and OPT_femit_struct_debug_detailed_.
20134 * c.opt: Add specifications for
20135 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20136 and -femit-struct-debug-detailed[=...].
20137 * opts.c (set_struct_debug_option): Parse the
20138 -femit-struct-debug-... options.
20139 * opts.c (matches_main_base, main_input_basename,
20140 main_input_baselength, base_of_path, matches_main_base): Add
20141 variables and functions to compare header base name to compilation
20143 * opts.c (should_emit_struct_debug): Add to determine to emit a
20144 structure based on the option.
20145 (dump_struct_debug) Also disabled function to debug this
20147 * opts.c (handle_options): Save the base name of the
20150 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20152 This hook indicates if a type is generic. Set it by default
20153 to "never generic".
20154 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20155 to determine if a struct type is generic or not.
20156 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20157 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20158 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20159 with live C++ hook.
20161 * flags.h (enum debug_info_usage): Add an enumeration to describe
20162 a program's use of a structure type.
20163 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20164 to indicate the program's usage of the type. Filter structs based
20165 on the -femit-struct-debug-... specification.
20166 (gen_type_die): Split into two routines, gen_type_die and
20167 gen_type_die_with_usage. gen_type_die is now a wrapper
20168 that assumes direct usage.
20169 (gen_type_die_with_usage): Replace calls to gen_type_die
20170 with gen_type_die_with_usage adding the program usage of
20171 the referenced type.
20172 (dwarf2out_imported_module_or_decl): Suppress struct debug
20173 information using should_emit_struct_debug when appropriate.
20175 2007-04-16 Ian Lance Taylor <iant@google.com>
20177 PR tree-optimization/31522
20178 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20179 (vrp_initialize): Allocate vr_phi_edge_counts.
20180 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20181 executable edge. Drop test for all constants.
20182 (vrp_finalize): Free vrp_phi_edge_counts.
20184 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20185 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20187 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20188 predecessors at head rather than tail.
20190 2007-04-16 Matthias Klose <doko@debian.org>
20192 * config/alpha/linux.h (CPP_SPEC): Define.
20193 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20195 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20197 * function.h: Remove sequence_stack extern declaration.
20199 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20201 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20203 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20206 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20208 * config/avr/avr.c (avr_arch_types): Rearranging array.
20209 (enum avr_arch): Add.
20210 (avr_mcu_types): Use avr_arch enumeration constants instead of
20212 * config/avr/avr.h (LINK_SPEC): Simplify.
20214 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20216 * config/m68k/m68k.c (m68k_libcall_value,
20217 m68k_function_value): Use macros for register names more.
20219 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20221 (M68K_REGNAME): Use A6_REG.
20222 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20224 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20226 PR middle-end/28071
20227 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20228 'pending_read_list_length' and 'pending_write_list_length'. Update
20230 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20231 to handle two length counters instead of one. Update all uses.
20232 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20233 two length counters instead of one.
20234 * sched-rgn.c (propagate_deps): Update to handle two length counters
20237 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20240 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20241 copy of source, pass it to ix86_expand_vector_set and return
20244 2007-04-16 David Ung <davidu@mips.com>
20245 Joseph Myers <joseph@codesourcery.com>
20247 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20248 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20249 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20250 Add 74K processor information.
20251 * config/mips/mips.md: Include 74k.md.
20252 (cpu): Add 74kc,74kf,74kx.
20253 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20254 * config/mips/74k.md: New.
20255 * doc/invoke.texi (MIPS Options): Document 74K support.
20257 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20259 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20260 vectorizable_* functions.
20261 * tree-vect-transform.c (vectorizable_call): Add check for
20262 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20263 (vectorizable_store): likewise.
20264 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20266 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20267 (vectorizable_type_promotion, vectorizable_load): Likewise.
20268 (vectorizable_live_operation, vectorizable_condition): Likewise.
20269 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20271 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20273 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20275 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20276 register numbers more.
20277 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20278 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20279 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20280 FUNCTION_VALUE_REGNO_P): Likewise.
20281 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20282 STATIC_CHAIN_REGNUM): Likewise.
20283 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20284 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20285 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20286 * config/m68k/m68k.md (FP_REG): New.
20288 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20290 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20293 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20295 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20296 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20299 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20301 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20304 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20307 * c-decl.c (finish_decl): Grab the type of the decl after the call
20308 to store_init_value.
20310 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20312 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20314 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20317 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20318 dominators, post dominators and cleanup cfg before returning.
20320 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20322 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20323 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20325 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20327 * config.gcc: Recognize fido.
20328 * config/m68k/m68k-devices.def (fidoa): New.
20329 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20331 (FL_FIDOA, TARGET_FIDOA): New.
20332 * config/m68k/m68k.opt (mfidoa): New.
20334 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20336 PR middle-end/31322
20337 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20338 when a personality function is used.
20340 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20342 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20344 2007-04-13 Mike Stump <mrs@apple.com>
20346 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20348 * config/darwin.opt (fapple-kext): Make C++ only.
20349 * config/darwin.c (darwin_override_options): Remove code to ensure
20350 -fapple-kext is given for C++ only.
20352 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20354 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20355 * config/mips/mips.c (override_options): Call
20356 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20358 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20360 * config/i386/i386.opt (msvr3-shlib): Removed.
20362 * doc/invoke.texi: Remove -msvr3-shlib.
20364 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20366 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20367 with "popcnt" instruction.
20369 2007-04-13 Richard Guenther <rguenther@suse.de>
20371 PR tree-optimization/21258
20372 * tree-vrp.c (compare_case_labels): New helper.
20373 (find_switch_asserts): New function.
20374 (find_assert_locations): Call it for SWITCH_EXPRs.
20376 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20378 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20379 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20380 check is now implied in X87_FLOAT_MODE_P.
20381 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20382 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20383 (fix_trunc<mode>_i386_fisttp): Ditto.
20384 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20385 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20386 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20387 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20388 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20389 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20390 (unnamed_splitters): Ditto.
20391 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20392 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20393 FIRST_SSE_REG for local functions when SSE math is enabled or
20394 for functions with sseregparm attribute.
20395 (standard_80387_constant_p): Return -1 if mode is not
20397 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20398 (ix86_expand_compare): Ditto.
20399 (ix86_expand_carry_flag_compare): Ditto.
20400 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20401 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20402 DECIMAL_FLOAT_MODE_P.
20403 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20404 of SCALAR_FLOAT_MODE_P.
20405 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20406 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20407 checks before FLOAT_MODE_P.
20408 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20409 before FLOAT_MODE_P.
20414 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20416 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20417 Charles Wilson <libtool@cwilson.fastmail.fm>
20419 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20420 (libgcc.mvars): Don't depend on them.
20421 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20422 * exec-tool.in: New.
20424 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20426 * doc/invoke.text (--help): Document --help=common.
20428 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20430 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20432 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20434 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20435 * genemit.c (main): Emit #include "integrate.h".
20436 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20437 (LOADGP_RTP): New mips_loadgp_style.
20438 * config/mips/mips.h: Include config/vxworks-dummy.h.
20439 (TARGET_RTP_PIC): New macro.
20440 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20441 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20442 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20443 for TARGET_RTP_PIC.
20444 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20445 -mvxworks-pic when using -mrtp and a PIC option.
20446 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20448 (mips_symbolic_constant_p, mips_symbolic_address_p)
20449 (mips_symbol_insns): Handle SYMBOL_HALF.
20450 (override_options): Warn about -G and -mrtp being used together.
20451 Initialize mips_lo_relocs[SYMBOL_HALF].
20452 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20453 (mips_emit_loadgp): Handle LOADGP_RTP.
20454 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20455 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20456 (tablejump): Handle function-relative case table entries if
20458 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20460 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20462 * config/mips/mips.md (load_call<mode>): Allow any general register.
20464 (sibcall_value_internal, sibcall_value_multiple_internal)
20465 (call_value_internal, call_value_split, call_value_multiple_internal)
20466 (call_value_multiple_split): Remove constraints from operand 0.
20468 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20470 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20471 rather than loadgp_noshared.
20472 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20473 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20475 * config/mips/mips.md (loadgp): Rename to...
20476 (loadgp_newabi): ...this.
20477 (loadgp_noshared): Rename to...
20478 (loadgp_absolute): ...this.
20480 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20482 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20483 false for locally-binding symbols.
20484 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20486 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20488 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20489 (SYMBOL_GOT_PAGE_OFST): ...this.
20490 (SYMBOL_GOT_GLOBAL): Rename to...
20491 (SYMBOL_GOT_DISP): ...this.
20492 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20493 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20494 * config/mips/mips.c (mips_global_symbol_p): New function.
20495 (mips_symbol_binds_local_p): Likewise.
20496 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20497 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20498 mips_global_symbol_p and mips_symbol_binds_local_p.
20499 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20500 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20501 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20502 SYMBOL_GOTOFF_DISP.
20503 (mips_ok_for_lazy_binding_p): New function.
20504 (mips_load_call_address, mips_expand_call): Use it.
20505 (mips_dangerous_for_la25_p): Likewise.
20506 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20507 (*got_disp<mode>): Use got_disp_operand instead of
20508 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20509 SYMBOL_GOTOFF_GLOBAL.
20510 (*got_page<mode>): Use got_page_ofst_operand instead of
20512 * config/mips/predicates.md (const_call_insn_operand): Use
20513 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20514 (global_got_operand): Rename to...
20515 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20517 (local_got_operand): Rename to...
20518 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20519 of SYMBOL_GOT_LOCAL.
20521 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20523 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20524 TARGET_CALL_CLOBBERED_GP.
20525 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20526 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20527 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20528 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20529 of TARGET_ABICALLS && !TARGET_NEWABI.
20530 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20531 * config/mips/mips.c (mips_load_call_address): Check
20532 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20533 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20534 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20535 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20536 TARGET_ABICALLS && TARGET_NEWABI.
20537 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20539 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20540 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20541 TARGET_ABICALLS && TARGET_NEWABI.
20542 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20543 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20544 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20545 whether indirect calls must use $25.
20546 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20548 * config/mips/mips.md (jal_macro): Check flag_pic and
20549 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20550 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20551 instead of TARGET_ABICALLS.
20552 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20553 TARGET_ABICALLS && TARGET_OLDABI.
20554 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20555 (sibcall): In the comment above the define_insn, mention
20556 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20557 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20558 instead of TARGET_ABICALLS.
20560 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20562 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20563 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20564 (MACFLAGS_MATCH_P): New macro.
20565 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20566 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20567 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20568 the other MACFLAG constants.
20569 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20570 (flag_machi): Tighten constraints. Renumber some of the operands.
20571 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20573 (flag_machi_parts_acconly): New pattern.
20574 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20576 (flag_macinit1hi): Tighten constraints.
20577 (flag_mul_macv2hi_parts_acconly): New pattern.
20579 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20580 Use a more efficient implementation.
20581 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20582 inline sequences when not optimizing for size.
20584 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20585 movhi_high2low): Delete, merge functionality into...
20586 (packv2hi): ... this pattern.
20588 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20589 * config/bfin/bfin.opt (msim): New option.
20590 (mcpu=): New option.
20591 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20592 (bfin_cpu_t): Typedef of enum bfin_cpu.
20593 (bfin_cpu_type): New declaration.
20594 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20595 -msim and -mcpu= options.
20596 (LIB_SPEC): Likewise.
20597 * config/bfin/bfin.c (bfin_cpu_type): Define.
20598 (bfin_handle_option): Handle -mcpu= option.
20599 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20600 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20601 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20603 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20605 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20606 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20607 (powerpc-wrs-vxworksae): Use ${tm_file}.
20608 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20609 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20610 * config/i386/vx-common.h: New file.
20612 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20614 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20617 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20619 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20622 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20626 * c-common.c (c_build_qualified_type): Set canonical type
20629 2007-04-12 Richard Guenther <rguenther@suse.de>
20631 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20632 lower bound and element size if lower bound is not zero
20633 or either of the ARRAY_REF operands is set.
20635 2007-04-12 Richard Guenther <rguenther@suse.de>
20637 PR tree-optimization/24689
20638 PR tree-optimization/31307
20639 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20641 * gimplify.c (canonicalize_addr_expr): To be consistent with
20642 gimplify_compound_lval only set operands two and three of
20643 ARRAY_REFs if they are not gimple_min_invariant. This makes
20644 it never at this place.
20645 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20647 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20649 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20650 null before emitting a .nsubspa directive.
20652 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20654 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20655 need_to_partition_p if there are no memory statements in the
20658 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20660 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20661 (gcd_of_steps_may_divide_p): New function.
20662 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20664 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20666 * reload.c (find_reloads_toplev, find_reloads_address,
20667 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20668 not a pointer equality test, to decide if we need to call
20669 push_reg_equiv_alt_mem.
20671 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20673 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20674 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20676 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20678 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20680 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20681 vector to be positive.
20683 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20687 * doc/invoke.texi: Document --params max-aliased-vops and
20689 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20690 debug_memory_partitions): Move to tree-flow.h
20691 * params.h (AVG_ALIASED_VOPS): Define.
20692 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20694 (mp_info_t): Likewise.
20695 (get_mem_sym_stats_for): New.
20696 (set_memory_partition): Move from tree-flow-inline.h.
20697 (mark_non_addressable): Only clear the set of symbols for the
20698 partition if it exists.
20699 (dump_memory_partitions): Move from tree-ssa-operands.c
20700 (debug_memory_partitions): Likewise.
20701 (need_to_partition_p): New.
20702 (dump_mem_ref_stats): New.
20703 (debug_mem_ref_stats): New.
20704 (dump_mem_sym_stats): New.
20705 (debug_mem_sym_stats): New.
20706 (update_mem_sym_stats_from_stmt): New.
20707 (compare_mp_info_entries): New.
20708 (mp_info_cmp): Call it.
20709 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20711 (get_mpt_for): Move from tree-ssa-operands.c.
20712 (find_partition_for): New.
20713 (create_partition_for): Remove.
20714 (estimate_vop_reduction): New.
20715 (update_reference_counts): New.
20716 (build_mp_info): New.
20717 (compute_memory_partitions): Refactor.
20718 Document new heuristic.
20719 Call build_mp_info, update_reference_counts,
20720 find_partition_for and estimate_vop_reduction.
20721 (compute_may_aliases): Populate virtual operands before
20722 calling debugging dumps.
20723 (delete_mem_sym_stats): New.
20724 (delete_mem_ref_stats): New.
20725 (init_mem_ref_stats): New.
20726 (init_alias_info): Call it.
20727 (maybe_create_global_var): Remove alias_info argument.
20728 Get number of call sites and number of pure/const call sites
20729 from gimple_mem_ref_stats().
20730 (dump_alias_info): Call dump_memory_partitions first.
20731 (dump_points_to_info_for): Show how many times a pointer has
20733 * opts.c (decode_options): For -O2 set --param
20734 max-aliased-vops to 500.
20735 For -O3 set --param max-aliased-vops to 1000 and --param
20736 avg-aliased-vops to 3.
20737 * fortran/options.c (gfc_init_options): Remove assignment to
20739 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20740 * tree-dfa.c (dump_variable): Dump memory reference
20742 Dump NO_ALIAS* settings.
20743 (referenced_var_lookup): Tidy.
20744 (mem_sym_stats): New.
20745 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20746 and ORIG are different SSA names for a memory partition.
20747 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20748 * tree-flow.h (struct mem_sym_stats_d): Define.
20749 (mem_sym_stats_t): Define.
20750 (struct mem_ref_stats_d): Define.
20751 (struct gimple_df): Add field mem_ref_stats.
20752 (enum noalias_state): Define.
20753 (struct var_ann_d): Add bitfield noalias_state.
20754 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20755 debug_mem_ref_stats, debug_memory_partitions,
20756 debug_mem_sym_stats): Declare.
20757 * tree-ssa-structalias.c (update_alias_info): Update call
20758 sites, pure/const call sites and asm sites in structure
20759 returned by gimple_mem_ref_stats.
20760 Remove local variable IS_POTENTIAL_DEREF.
20761 Increase NUM_DEREFS if the memory expression is a potential
20763 Call update_mem_sym_stats_from_stmt.
20764 If the memory references memory, call
20765 update_mem_sym_stats_from_stmt for all the direct memory
20766 symbol references found.
20767 (intra_create_variable_infos): Set noalias_state field for
20768 pointer arguments according to the value of
20769 flag_argument_noalias.
20770 * tree-ssa-structalias.h (struct alias_info): Remove fields
20771 num_calls_found and num_pure_const_calls_found.
20772 (update_mem_sym_stats_from_stmt): Declare.
20773 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20774 Set default value to 100.
20775 (PARAM_AVG_ALIASED_VOPS): Define.
20777 2007-04-11 Richard Guenther <rguenther@suse.de>
20779 PR middle-end/31530
20780 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20781 a * -b + c as c - a * b if we honor sign dependent rounding.
20783 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20785 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20786 bfin_expand_strmov.
20787 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20788 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20790 (initialize_trampoline): Don't use old-style function definition.
20791 (bfin_secondary_reload): Mark IN_P argument as unused.
20793 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20795 PR tree-optimization/31343
20796 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20797 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20798 * testsuite/gcc.dg/vect/pr31343.c: New.
20800 2007-04-10 Eric Christopher <echristo@apple.com>
20802 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20803 * config/i386/i386.md (*cmpfp0): Use.
20804 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20805 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20806 (fix_trunc<mode>_i386_fisttp): Ditto.
20807 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20808 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20809 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20810 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20811 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20812 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20813 (unnamed_splitters): Ditto.
20814 * config/i386/i386.c (output_fix_trunc): Assert that
20815 we're not being passed a TFmode operand.
20817 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20819 PR tree-optimization/31526
20820 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20821 n_basic_blocks to find newly added blocks.
20823 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20825 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20827 (fix_trunc<mode>si_sse): Ditto.
20828 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20829 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20830 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20831 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20832 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20833 expander using SSEMODEF mode macro.
20834 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20835 expander using SSEMODEF mode macro.
20836 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20837 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20838 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20839 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20840 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20841 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20842 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20843 Macroize insn using X87MODEF mode macro.
20845 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20847 * config/i386/sse.md (sse2_pinsrw): Removed.
20848 (sse2_pextrw): Renamed to ...
20849 (*sse2_pextrw): This.
20851 2007-04-09 Jan Hubicka <jh@suse.cz>
20854 * config/i386/sse.md
20855 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20856 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20857 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20858 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20860 2007-04-09 Jan Hubicka <jh@suse.cz>
20862 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20863 multiple fields of union.
20865 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20867 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20868 (create_preheaders): Check that loops are available.
20869 (fix_loop_structure): Clean up, improve comments.
20870 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20871 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20873 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20874 * predict.c (tree_estimate_probability): Do not call
20875 calculate_dominance_info. Call create_preheaders.
20876 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20877 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20879 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20880 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20881 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20882 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20885 2007-04-08 Jan Hubicka <jh@suse.cz>
20887 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20888 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20889 * fold-const.c (fold_unary): Use it.
20891 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20893 * varasm.c (assemble_variable): Remove call to
20894 lang_hooks.decls.prepare_assemble_variable.
20895 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20896 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20897 * langhooks.h (lang_hooks_for_decls): Remove
20898 prepare_assemble_variable.
20900 2007-04-08 Mike Stump <mrs@apple.com>
20902 * config/i386/i386.c: Use inc/dec on Core2.
20904 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20906 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20907 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20908 lhd_tree_inlining_end_inlining): Remove.
20909 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20910 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20911 end_inlining hooks.
20912 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20913 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20914 lhd_tree_inlining_end_inlining): Remove prototypes.
20915 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20916 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20917 LANG_HOOKS_TREE_INLINING_START_INLINING,
20918 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20920 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20923 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20926 * config/avr/predicates.md (io_address_operand): Delete predicate.
20927 (low_io_address_operand): Don't use 'mode' argument.
20928 (higth_io_address_operand): Rename ...
20929 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20930 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20933 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20935 Revert change removing staticp.
20937 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20940 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20943 2007-04-07 Bruce Korb <bkorb@gnu.org>
20945 * c.opt: Add -Wformat-contains-nul.
20946 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20948 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20949 the NUL byte warning.
20951 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20953 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20955 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20957 * tree.c (staticp): No longer use staticp langhook.
20958 * langhooks.c (lhd_staticp): Removed.
20959 * langhooks.h (struct lang_hooks): Remove staticp.
20960 * c-common.c (c_staticp): Remove.
20961 * c-common.h (c_staticp): Ditto.
20962 * langhooks-defs.h (lhd_staticp): Ditto.
20963 (LHD_HOOKS_STATICP): Ditto
20964 * tree.h (gcc_assert_lowered): New macro.
20966 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20968 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20969 argument "reliable".
20970 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20971 Add argument "reliable". Propagate it through calls.
20972 (infer_loop_bounds_from_undefined): Derive number of iterations
20973 estimates from references in blocks that do not dominate loop latch.
20974 (gcov_type_to_double_int): New function.
20975 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20976 and expected_loop_iterations_unbounded.
20977 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20978 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20979 * tree-data-ref.c (estimated_loop_iterations): Export.
20980 (get_references_in_stmt): Fix -- do not return addresses of local
20982 * cfgloop.h (expected_loop_iterations_unbounded,
20983 estimated_loop_iterations): Declare.
20985 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20987 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20989 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20991 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20992 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20993 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20994 Use output_387_reg_move().
20995 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20996 expander using X87MODEF12 mode macro.
20997 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20998 choosing register preferences. Use output_387_reg_move().
20999 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
21000 instead of "x". Use output_387_reg_move().
21001 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
21002 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
21003 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
21004 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
21005 Use output_387_reg_move().
21006 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
21008 (*truncxf?f_i387 splitter): Ditto.
21010 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
21012 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21013 LANG_HOOKS_SAFE_FROM_P.
21014 * expr.c (safe_from_p): Remove langhook call.
21015 * langhooks.h (lang_hooks): Remove safe_from_p.
21016 (lhd_safe_from_p): Remove prototype.
21017 * langhooks.c (lhd_safe_from_p): Remove.
21019 2007-04-06 Jan Hubicka <jh@suse.cz>
21021 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21024 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21026 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21027 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21028 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21029 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21031 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21032 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21034 2007-04-05 Richard Henderson <rth@redhat.com>
21036 * config/alpha/alpha.c (print_operand) [+]: Remove.
21037 (alpha_end_function): Print nop if call at end of function.
21038 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21039 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21040 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21041 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21042 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21043 the call pattern. Update peepholes to match.
21045 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21047 * doc/extend.texi (Other Builtins): Add decimal float variants
21049 * builtins.def: Ditto.
21050 * builtins.c (expand_builtin): Ditto.
21052 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21053 H.J. Lu <hongjiu.lu@intel.com>
21056 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21057 of V8HImode when calling ix86_binary_operator_ok.
21058 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21059 (sdot_prodv8hi): Operands 1 and 2 must be register.
21061 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21063 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21064 initialize align to silence bogus warning.
21066 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21068 PR middle-end/22156
21069 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21071 (struct sra_walk_fns): Remove use_all parameter from use.
21072 (sra_hash_tree): Handle BIT_FIELD_REFs.
21073 (sra_elt_hash): Don't hash bitfld blocks.
21074 (sra_elt_eq): Skip them in parent compares as well. Handle
21076 (sra_walk_expr): Don't maintain or pass down use_all_p.
21077 (scan_use): Remove use_all parameter.
21078 (scalarize_use): Likewise. Re-expand assignment to
21079 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21080 output, and re-scalarize after output. Don't mark anything
21082 (scalarize_ldst): Adjust.
21083 (scalarize_walk_gimple_modify_statement): Likewise.
21084 (build_element_name_1): Handle BIT_FIELD_REFs.
21085 (instantiate_element): Don't warn for any element whose parent
21086 is used as a whole.
21087 (instantiate_missing_elements_1): Return the sra_elt.
21088 (canon_type_for_field): New.
21089 (try_instantiate_multiple_fields): New.
21090 (instantiate_missing_elemnts): Use them.
21091 (mark_no_warning): Removed.
21092 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21093 (REPLDUP, sra_build_elt_assignment): New.
21094 (generate_copy_inout): Use them.
21095 (generate_element_copy): Likewise. Handle bitfld differences.
21096 (generate_element_zero): Don't recurse for blocks. Use
21097 sra_build_elt_assignment.
21098 (generate_one_element_int): Take elt instead of var. Use
21099 sra_build_elt_assignment.
21100 (generate_element_init_1): Adjust.
21101 (scalarize_use, scalarize_copy): Use REPLDUP.
21102 (scalarize_ldst): Move assert before dereference.
21103 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21105 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21107 * regmove.c: Fix unused variable warnings due to previous commit.
21109 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21111 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21112 (regmove_bb_head): Remove.
21113 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21114 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21115 problems with fixup_match_1.
21116 Don't initialize/free regmove_bb_head.
21118 (reg_is_remote_constant_p): If an insn is in the same basic block
21119 but not before INSN, consider it remote, too.
21121 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21124 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21125 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21127 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21129 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21130 (CONDITIONAL_REGISTER_USAGE): Likewise.
21132 2007-04-04 Richard Henderson <rth@redhat.com>
21134 * config/alpha/lib1funcs.asm: Remove unused file.
21136 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21139 * opts.c (print_specific_help): Fix --help=<language>
21141 (common_handle_option): Support --help=common.
21143 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21146 * gcc.c (main): Do not run the linker if
21147 print_subprocess_help indicates that it shouldn't be
21150 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21153 * doc/invoke.texi (--help=): Document <languages> value, fix
21154 formatting in tables of values.
21156 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21158 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21159 dllimport attribute of virtual methods.
21161 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21163 * config/score/crti.asm: Change _bss_start to __bss_start.
21164 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21165 (OUTGOING_REG_PARM_STACK_SPACE) update.
21166 * config/score/score.opt: add options to make backend support
21167 score5, score5u, score7 and score7d.
21168 * config/score/score.md: Likewise.
21169 * config/score/misc.md: Likewise.
21170 * config/score/mac.md: Likewise.
21171 * doc/invoke.texi: Likewise.
21172 * doc/md.texi: update constraints define.
21174 2007-04-03 Richard Henderson <rth@redhat.com>
21176 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21177 an appropriate type, use the mode instead.
21179 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21181 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21182 Set the default --with-arch setting to mips2.
21183 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21184 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21185 (MULTILIB_OSDIRNAMES): Delete.
21186 (MULTILIB_DIRNAMES): Define.
21187 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21188 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21189 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21190 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21191 VXWORKS_OS_CPP_BUILTINS.
21192 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21193 (MIPS_DEBUGGING_INFO): Undefine.
21194 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21196 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21198 PR middle-end/30704
21199 * fold-const.c (native_encode_real): Encode real.c provided longs
21200 as a series of 32-bit native integers.
21201 (native_interpret_real): Interpret buffer as a series of 32-bit
21204 2007-04-03 Richard Guenther <rguenther@suse.de>
21206 * genpreds.c (write_insn_constraint_len): Write function
21207 optimized for CONSTRAINT_LEN implementation.
21208 (write_tm_preds_h): Output insn_constraint_len inline and
21209 use it for CONSTRAINT_LEN.
21210 (write_insn_preds_c): Don't output insn_constraint_len.
21211 * doc/md.texi (define_register_constraint): Document multi-letter
21212 constraints shall have the same length if they start with the same
21215 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21218 * config/i386/i386.md (isinf<mode>2): Expand only when
21219 TARGET_C99_FUNCTIONS is set.
21221 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21223 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21224 (x86_64-*-linux*): Ditto.
21225 * config/i386/i386.opt (mpc): New option.
21226 * config/i386/i386.c (overrride_options): Handle
21227 ix87_precision_string.
21228 * config/i386/crtprec.c: New file.
21229 * config/i386/t-crtpc: Ditto.
21230 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21231 and -mpc80 options.
21232 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21233 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21234 crtprec32.o, crtprec64.o and crtprec80.o.
21236 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21237 and -mpc80 options.
21238 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21240 2007-04-02 Eric Christopher <echristo@apple.com>
21242 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21243 limitations on darwin.
21245 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21248 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21250 2007-04-02 Dave Korn <dave.korn@artimi.com>
21252 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21254 2007-04-02 Dave Korn <dave.korn@artimi.com>
21256 * libgcc2.h (exception_descriptor): Don't forward-declare.
21257 (__get_eh_table_language, __get_eh_table_version): Delete
21258 prototypes of long-dead functions.
21260 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21262 * ebitmap.h: New file
21263 * ebitmap.c: New file
21264 * Makefile.in (ebitmap.o): New target.
21266 2007-04-01 Jan Hubicka <jh@suse.cz>
21268 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21269 before very first instruction.
21271 2007-04-01 Jan Hubicka <jh@suse.cz>
21273 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21274 waring on 64bit hosts.
21275 * bitmap.h: Fix typo in bitmap_head_def.
21277 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21279 PR rtl-optimization/31391
21280 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21281 into a DELETED_LABEL note, and the label is in an empty basic
21282 block, update BB_END as well as BB_HEAD.
21284 2007-04-01 Richard Henderson <rth@redhat.com>
21286 PR tree-optimization/31169
21287 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21288 to varying if the range is outside [0, prec-1].
21290 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21293 * config/mips/mips.md (load_const_gp): New insn.
21294 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21295 the MIPS16 GP pseudo register if no_new_pseudos.
21296 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21298 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21301 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21303 (call_value): Likewise.
21305 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21306 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21309 * doc/invoke.texi: (optimization options): Reword description
21310 of -ffast-math. Document its primary purpose.
21312 2007-03-31 Richard Guenther <rguenther@suse.de>
21314 * omp-low.c (splay-tree.h): Include.
21315 (lookup_decl): Replace splay-tree usage by pointer-map.
21316 (maybe_lookup_decl): Likewise.
21317 (new_omp_context): Likewise.
21318 (delete_omp_context): Likewise.
21319 * gimplify.c (splay-tree.h): Include.
21320 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21322 (remap_ssa_name): Likewise.
21323 (remap_decl): Likewise.
21324 (remap_type_1): Likewise.
21325 (remap_type): Likewise.
21326 (copy_body_r): Likewise.
21327 (expand_call_inline): Likewise.
21328 (clone_body): Likewise.
21329 (copy_tree_r): Likewise.
21330 (remap_save_expr): Likewise.
21331 (unsave_r): Likewise.
21332 (unsave_expr_now): Likewise.
21333 (tree_function_versioning): Likewise.
21334 (build_duplicate_type): Likewise.
21335 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21336 (struct copy_body_data): Replace splay-tree by pointer-map.
21337 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21338 not $(SPLAY_TREE_H).
21339 (gimplify.o): Depend on $(SPLAY_TREE_H).
21340 (omp-low.p): Likewise.
21342 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21344 * config/avr/predicates.md (even_register_operand,
21345 odd_register_operand): New predicates.
21346 * config/avr/avr.md (movw peephole2): New.
21347 (movw_r peephole2): New.
21349 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21351 * tree.h (get_signed_or_unsigned_type): New.
21352 * fold-const.c (operand_equal_for_comparison_p): Use
21353 get_signed_or_unsigned_type instead of
21354 lang_hooks.types.signed_or_unsigned_type.
21355 * expr.c (store_expr): Ditto.
21356 * langhooks.c (get_signed_or_unsigned_type): New.
21357 (lhd_signed_or_unsigned_type): New.
21358 * langhooks.h (lhd_signed_or_unsigned_type): New.
21359 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21361 2007-03-30 Richard Henderson <rth@redhat.com>
21363 * tree-ssa-loop-ivopts.c: Include target.h.
21364 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21365 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21366 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21367 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21369 2007-03-30 Richard Henderson <rth@redhat.com>
21370 Kai Tietz <kai.tietz@onevision.com>
21372 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21373 default for 64-bit.
21374 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21375 (TARGET_64BIT_MS_ABI): New.
21376 (DBX_REGISTER_NUMBER): Handle 64-bit.
21377 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21378 (LONG_TYPE_SIZE): Force to 32.
21379 (REG_PARM_STACK_SPACE): New.
21380 (OUTGOING_REG_PARM_STACK_SPACE): New.
21381 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21382 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21383 (STACK_BOUNDARY): Use 128 for 64-bit.
21384 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21385 Add 64-bit implementation.
21386 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21388 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21389 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21390 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21391 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21392 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21393 TARGET_64BIT_MS_ABI.
21394 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21395 (ix86_pass_by_reference): Likewise.
21396 (ix86_function_value_regno_p): Likewise.
21397 (ix86_build_builtin_va_list): Likewise.
21398 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21399 (function_arg_advance_ms_64): New.
21400 (function_arg_advance): Call it.
21401 (function_arg_ms_64): New.
21402 (function_arg): Call it.
21403 (function_value_ms_64): New.
21404 (ix86_function_value_1): Call it.
21405 (return_in_memory_ms_64): New.
21406 (ix86_return_in_memory): Call it.
21407 (setup_incoming_varargs_ms_64): New.
21408 (ix86_setup_incoming_varargs): Call it.
21409 (ix86_expand_prologue): Handle 64-bit stack probing.
21410 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21411 (output_pic_addr_const): Likewise.
21412 (x86_this_parameter): Likewise.
21413 (x86_output_mi_thunk): Likewise.
21414 (x86_function_profiler): Likewise.
21415 (TARGET_STRICT_ARGUMENT_NAMING): New.
21416 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21417 (TARGET_64BIT_MS_ABI): New.
21418 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21419 * config/i386/i386.md (allocate_stack_worker): Remove.
21420 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21421 describe the clobber of eax without a match_scratch.
21422 (allocate_stack_worker_postreload): Remove.
21423 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21424 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21425 (allocate_stack_worker_rex64_postreload): Remove.
21426 (allocate_stack): Handle 64-bit.
21427 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21428 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21429 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21430 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21431 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21432 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21433 * config.build (x86_64-*-mingw*): New host.
21434 * config.host (x86_64-*-mingw*): New host.
21435 * config.gcc (x86_64-*-mingw*): New target.
21436 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21438 2007-03-30 Richard Henderson <rth@redhat.com>
21439 Kai Tietz <kai.tietz@onevision.com>
21441 * c-pragma.c (struct def_pragma_macro_value): New.
21442 (struct def_pragma_macro): New.
21443 (pushed_macro_table): New.
21444 (dpm_hash, dpm_eq): New.
21445 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21446 (init_pragma): Install them.
21447 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21449 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21451 * config/avr/avr.c (avr_override_options): Clear
21452 'flag_delete_null_pointer_checks'.
21454 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21457 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21458 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21459 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21460 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21461 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21462 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21463 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21465 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21467 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21469 * regmove.c: Move all of pass_stack_adjustments from here...
21470 * combine-stack-adj.c: ...to this new file.
21471 * Makefile.in: Add rules for combine-stack-adj.o.
21473 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21475 PR tree-optimization/31383
21476 * tree-data-ref.c (affine_function_equal_p): Do not require the
21477 vectors to have the same length.
21479 2007-03-30 Jan Hubicka <jh@suse.cz>
21481 PR middle-end/30700
21482 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21483 availablility; add more sanity checking; ask varpool only about
21486 2007-03-29 Richard Henderson <rth@redhat.com>
21488 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21489 to decide, but __SIZEOF_LONG_LONG__.
21491 2007-03-29 Richard Henderson <rth@redhat.com>
21493 * emutls.c (struct __emutls_array): New.
21494 (emutls_destroy): Use it instead of casting element 0 from void*.
21495 (__emutls_get_address): Likewise.
21497 2007-03-29 Richard Henderson <rth@redhat.com>
21499 * varasm.c (initializer_constant_valid_p): Don't deny
21500 DECL_DLLIMPORT_P on functions.
21502 * config/i386/cygming.h: Remove function declarations.
21503 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21504 (ASM_OUTPUT_LABELREF): Remove.
21505 (COMMON_ASM_OP): Remove.
21506 (ASM_OUTPUT_COMMON): Remove.
21507 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21508 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21509 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21510 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21511 Rename from TARGET_ENCODE_SECTION_INFO.
21512 * config/i386/netware.h: Likewise.
21513 * config/i386/i386-protos.h: Update.
21514 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21515 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21516 (legitimate_constant_p): Reject dllimports.
21517 (dllimport_map, get_dllimport_decl): New.
21518 (legitimize_dllimport_symbol): New.
21519 (legitimize_address, ix86_expand_move): Use it.
21520 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21521 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21522 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21523 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21524 * config/i386/predicates.md (constant_call_address_operand): Only
21525 accept symbols; reject dllimport_p symbols.
21526 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21527 i386_pe_maybe_record_exported_symbol.
21528 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21529 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21530 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21531 trust the setting of DECL_DLLIMPORT_P.
21532 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21533 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21534 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21535 tidy the argument scanning loop.
21536 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21537 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21538 (i386_pe_strip_name_encoding): Remove.
21539 (i386_pe_binds_local_p): New.
21540 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21541 (i386_pe_output_labelref): Remove.
21542 (i386_pe_asm_output_aligned_decl_common): New.
21543 (i386_pe_maybe_record_exported_symbol): Rename from
21544 i386_pe_record_exported_symbol; check for dllexported symbols.
21546 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21548 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21549 add comment explaining why vsnprintf cannot be used.
21551 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21553 PR tree-optimization/30666
21554 * tree.c (build_complex_type): When creating type names for DWARF2
21555 debug info, create TYPE_DECLs for TYPE_NAME instead of
21557 (build_common_tree_nodes_2): Use build_complex_type when building
21558 predefined complex types, to preserve canonical types.
21560 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21562 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21563 (noce_get_alt_condition): Look at it to determine whether to
21564 reverse the condition or not.
21565 (noce_get_condition): Substitute the truth for lies.
21566 (noce_find_if_block): Set the then_else_reversed field.
21568 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21570 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21571 destination of this insn.
21572 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21573 than calling gen_rtx_SET directly. Use r0 to hold the value of
21574 'address + 4' rather than a stack based temporary which can be
21575 mis-optimized away.
21577 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21579 * config/s390/s390.c (s390_secondary_input_reload_class,
21580 s390_secondary_output_reload_class): Functions removed.
21581 (s390_secondary_reload): New function.
21582 (TARGET_SECONDARY_RELOAD): Target macro defined.
21583 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21584 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21585 * config/s390/s390.md ("reload_outti", "reload_outdi",
21586 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21587 "reload_out<mode>"): Expanders removed.
21588 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21589 "reload<mode>_nonoffmem_out"): Expanders added.
21591 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21593 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21594 action if SRC->DEST replacement failed anyway.
21596 2007-03-28 Mike Stump <mrs@apple.com>
21598 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21599 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21600 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21602 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21604 * config.gcc: Accept barcelona as a variant of amdfam10.
21605 * config/i386/i386.c (override_options): Likewise.
21606 * doc/invoke.texi: Likewise.
21608 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21610 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21611 offsets for BIT_FIELD_REF and COMPONENT_REF.
21613 2007-03-28 Richard Guenther <rguenther@suse.de>
21615 * tree.c (is_global_var): Move ...
21616 * tree-flow-inline.h (is_global_var): ... here.
21617 * tree.h (is_global_var): Remove declaration.
21619 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21621 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21623 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21624 * config/i386/i386.c (ix86_tune_features): Initialize new
21626 * config/i386/predicates.md (promotable_binary_operator): Use
21627 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21629 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21632 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21634 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21636 * config/fr30/fr30.md (movsi_internal): Change destination
21637 constraint from m to V and add m to the end.
21639 2007-03-28 Christian Bruel <christian.bruel@st.com>
21641 * config/sh/sh.md (movsi_i): Fix type attribute.
21643 2007-03-28 Christian Bruel <christian.bruel@st.com>
21645 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21646 (movsf_ie): Likewise.
21648 2007-03-28 Christian Bruel <christian.bruel@st.com>
21650 * config.gcc: Add sh4-300 to multilib.
21651 * config/sh/t-mlib-sh4-300: New file.
21653 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21655 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21656 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21657 fix_trunc<mode>di2.
21658 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21659 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21660 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21661 "fixuns_trunctddi2"): Whitespace fix.
21663 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21665 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21666 the definition of struct sh_args.
21667 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21668 CALL_COOKIE_INT_REG_GET): Likewise.
21670 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21672 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21673 transformations are applied successfully.
21675 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21677 * tree.c (tree_contains_struct): Permit 512 tree codes.
21678 * tree.h (tree_contains_struct): Ditto.
21679 (MAX_TREE_CODES): Ditto.
21680 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21681 SPARE member to store remaining padding bits.
21683 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21685 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21688 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21690 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21691 * configure: Regenerate.
21693 * configure: Regenerate using the correct version of autoconf.
21695 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21697 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21699 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21700 regs to "__SP_L__" and "__SP_H__".
21702 2007-03-27 Richard Guenther <rguenther@suse.de>
21704 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21705 computations with it with a HOST_WIDE_INT variable.
21707 2007-03-26 Mike Stump <mrs@apple.com>
21709 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21710 objective-c-header, objective-c++-header and objc++-cpp-output
21712 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21714 2007-03-26 Richard Henderson <rth@redhat.com>
21717 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21718 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21719 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21720 IX86_BUILTIN_PSRLQ128): New.
21721 (ix86_init_mmx_sse_builtins): Add them.
21722 (ix86_expand_builtin): Expand them.
21723 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21724 operand 2 be TImode.
21725 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21726 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21727 _mm_srli_epi64): Mark __B const.
21728 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21729 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21730 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21731 new two-vector shift builtins.
21733 2007-03-26 Ian Lance Taylor <iant@google.com>
21735 PR tree-optimization/31345
21736 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21737 [+INF, +INF(OVF)] into VARYING.
21739 2007-03-26 Zack Weinberg <zackw@panix.com>
21741 * gengtype-parse.c: New file.
21742 * gengtype-yacc.y: Delete.
21743 * gengtype-lex.l: Don't include gengtype-yacc.h.
21744 Define YY_DECL and yyterminate appropriately for recursive
21745 descent parser. yylval is now a string out-parameter to yylex.
21746 (HWS, EOID): New shorthand.
21747 (IWORD): Add a couple more types.
21748 (yylex): Add a setup stanza. Remove the complex rules for
21749 detecting GTY'ed types and typedefs; replace with simple
21750 keyword detectors. Adjust everything for the changed
21751 definition of yylval. Ignore all pp-directives, not just #define.
21753 (parse_file): Rename yybegin; do not call yyparse.
21755 * gengtype.c (xasprintf): Export again.
21756 (this_file): New. Use everywhere __FILE__ was being used.
21757 (get_lang_bitmap): Special case types defined in gengtype.c.
21758 (do_typedef, new_structure): Suppress definition of certain types.
21759 (new_structure): Improve diagnostics of duplicate definitions.
21760 Make sure location_s is associated with input.h.
21761 (nreverse_pairs, define_location_structures): New functions.
21762 (main): Improve tagging of kludge types. Remove old kludges
21763 for input.h types; use define_location_structures.
21764 * gengtype.h: Update prototypes. Define token codes here.
21765 * Makefile.in: Remove all references to gengtype-yacc.
21766 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21768 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21769 add GTY((skip)) to the field that's only conditionally there.
21770 * doc/install.texi: Document that Bison is no longer required
21771 unless building treelang.
21773 * gengtype.c: Don't include gtyp-gen.h.
21774 (srcdir): Declare here.
21775 (base_files, lang_dir_names): Allocate dynamically.
21776 (gt_files, num_gt_files, num_lang_dirs): New globals.
21777 (measure_input_list, read_input_line, read_input_list)
21778 (set_lang_bitmap): New functions.
21779 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21780 simplify, relying on read_input_list to set up the bitmaps.
21781 (main): Arguments are no longer unused. Check for correct number
21782 of command line arguments, set srcdir and srcdir_len, then call
21783 read_input_list, before doing anything else. No need to worry
21784 about duplicates in main loop.
21785 * configure.ac: Simplify the calculation of all_gtfiles.
21786 Put language tags in there. Don't set or substitute
21787 all_gtfiles_files_langs or all_gtfiles_files_frags.
21788 * Makefile.in: Revamp the way gengtype is invoked, now that it
21789 takes a file on its command line with a much simpler format.
21790 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21791 (GTFILES): Remove duplicates and C source files.
21792 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21793 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21794 * configure: Regenerate.
21796 * gengtype.h: Remove all type definitions to gengtype.c; leave
21797 only definitions of options_p, type_p, and pair_p as opaque
21798 pointers. Update prototypes.
21799 * gengtype.c: Many type definitions moved here from gengtype.h.
21800 Consolidate type definitions at the top of the file.
21801 (xvasprintf): Delete.
21802 (xasprintf): Make static.
21803 (create_nested_pointer_option): Add 'next' parameter.
21804 (create_field_all, create_field_at): New functions.
21805 (create_field): Now a thin wrapper around create_field_all.
21806 (create_optional_field): Rename create_optional_field_ and add
21807 line argument. Original name is now a macro which supplies
21809 (oprintf): Use vsnprintf directly.
21810 (close_output_files): Use fatal rather than perror/exit.
21811 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21812 (main): Set progname. Don't use exit.
21813 * gengtype-yacc.y (struct_fields): Use create_field_at.
21814 (option, optionseqopt): Delete.
21815 (optionseq): Consolidate productions from option here so we
21816 can use the first argument to create_option.
21818 * gengtype-lex.l: Distinguish unions from structures in the
21819 token type. Don't call find_structure; return the tag as a string.
21820 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21821 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21822 string. Reorganize typedef_struct production accordingly.
21823 Use create_nested_ptr_option.
21824 * gengtype.c (create_nested_ptr_option): New function.
21825 * gengtype.h: Declare it.
21827 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21828 (string_type): Don't declare.
21829 (do_scalar_typedef): Declare.
21830 (create_scalar_type): Update prototype.
21831 * gengtype.c (string_type): Make static.
21832 (scalar_nonchar, scalar_char): New.
21833 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21834 (resolve_typedef): Use scalar_nonchar for error recovery.
21835 (create_scalar_type): Remove name_len field. Return scalar_char
21836 or scalar_nonchar as appropriate.
21837 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21838 to use string_type.
21839 (throughout): Use scalar_nonchar instead of calling
21840 create_scalar_type, whenever possible.
21841 (main): Initialize scalar_char and scalar_nonchar before calling
21843 * gengtype-lex.l: Adjust for removal of second argument to
21844 create_scalar_type. Use yylval.s instead of yylval.t when
21846 * gengtype-yacc.y: Type of SCALAR is string. Call
21847 create_scalar_type from type:SCALAR rule. Adjust for removal of
21848 second argument to create_scalar_type.
21850 * vec.h: Remove all #if IN_GENGTYPE blocks.
21851 Add comment saying that changes may require adjustments to gengtype.
21852 * gengtype.c: Don't include coretypes.h or tm.h.
21853 Add comment to inclusion of errors.h.
21854 (note_def_vec, note_def_vec_alloc): New functions.
21855 * gengtype.h: Declare new functions.
21856 * gengtype-lex.l: Don't include coretypes.h.
21857 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21859 (update_lineno): Remove unnecessary prototype.
21860 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21861 (VEC rule): Just return VEC_TOKEN.
21862 * gengtype-yacc.y (VEC_TOKEN): New token type.
21863 (type): Add a production for VEC(a,b).
21864 * Makefile.in: Update dependencies.
21866 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21867 typedefs that use the old PARAMS macro.
21869 * gengtype-lex.l: Remove all rules and states relating to yacc
21871 * gengtype-yacc.y: Similarly.
21872 * gengtype.c (note_yacc_type): Delete function.
21873 * gengtype.h: Update prototypes.
21875 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21877 * tree-pretty-print.c (dump_generic_node): Report precision of
21878 unnamed integer types.
21880 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21882 * ifcvt.c (noce_try_store_flag_constants): Don't check
21883 no_new_pseudos here.
21884 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21885 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21886 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21887 noce_try_sign_mask): Likewise.
21888 (if_convert): Check no_new_pseudos here.
21890 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21892 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21893 (noce_get_condition): Handle new then_else_reversed argument.
21894 (noce_init_if_info): Remove, fold into noce_find_if_block.
21895 (noce_process_if_block): Take a struct noce_if_info as the
21896 argument. Don't set up one based on ce_if_info. Update pointer
21897 references accordingly.
21898 (cond_move_process_if_block): Likewise.
21899 (process_if_block): Removed.
21900 (find_if_block): Removed. Move functionality two new functions,
21901 noce_find_if_block and cond_exec_find_if_block.
21902 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21903 blocks and the symmetric IF-ELSE-JOIN case.
21904 (cond_exec_find_if_block): Also new function mostly based on old
21905 find_if_block and process_if_block.
21906 (find_if_header): Replace find_if_block call with separately
21907 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21908 (find_cond_trap): Update noce_get_condition call.
21909 (dead_or_predicable): Likewise.
21911 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21913 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21915 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21916 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21917 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21918 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21919 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21920 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21921 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21922 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21923 __builtin_ia32_psrad128 builtins.
21925 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21927 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21928 * config/i386/constraints.md
21929 (define_constraint "I"): Use IN_RANGE macro.
21930 (define_constraint "J"): Ditto.
21931 (define_constraint "K"): Ditto.
21932 (define_constraint "M"): Ditto.
21933 (define_constraint "N"): Ditto.
21934 (define_constraint "O"): Ditto.
21935 * config/i386/predicates.md
21936 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21937 (define_predicate "const_0_to_3_operand"): Ditto.
21938 (define_predicate "const_0_to_7_operand"): Ditto.
21939 (define_predicate "const_0_to_15_operand"): Ditto.
21940 (define_predicate "const_0_to_63_operand"): Ditto.
21941 (define_predicate "const_0_to_255_operand"): Ditto.
21942 (define_predicate "const_1_to_31_operand"): Ditto.
21943 (define_predicate "const_2_to_3_operand"): Ditto.
21944 (define_predicate "const_4_to_7_operand"): Ditto.
21946 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21948 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21949 in SImode for save_world.
21950 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21953 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21955 PR tree-optimization/30784
21956 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21959 2007-03-25 Revital Eres <eres@il.ibm.com>
21961 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21962 Fold movement_possibility function into it.
21964 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21966 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21967 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21968 (call_indirect_nonlocal_darwin64): Same.
21969 (call_nonlocal_darwin64): Same.
21970 (call_value_indirect_nonlocal_darwin64): Same.
21971 (call_value_nonlocal_darwin64): Same.
21972 (sibcall_nonlocal_darwin64): Same.
21973 (sibcall_value_nonlocal_darwin64): Same.
21974 (sibcall_symbolic_64): Same.
21975 (sibcall_value_symbolic_64): Same.
21976 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21978 (rs6000_emit_load_toc_table): Same.
21979 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21980 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21982 (divss_call): Same.
21983 (divus_call): Same.
21984 (quoss_call): Same.
21985 (quous_call): Same.
21986 (load_toc_v4_pic_si): Same
21987 (load_toc_v4_PIC_1): Same.
21988 (load_toc_v4_PIC_1b): Same.
21989 (call_indirect_aix{32,64}): Same.
21990 (call_value_indirect_aix{32,64}): Same.
21992 (call_value): Same.
21993 (call_local{32,64}): Same.
21994 (call_value_local{32,64}): Same.
21995 (call_indirect_nonlocal_aix{32,64}): Same.
21996 (call_nonlocal_aix{32,64}): Same.
21997 (call_value_indirect_nonlocal_aix{32,64}): Same.
21998 (call_value_nonlocal_aix{32,64}): Same.
21999 (call_indirect_nonlocal_sysv<mode>): Same.
22000 (call_nonlocal_sysv<mode>): Same.
22001 (call_value_indirect_nonlocal_sysv<mode>): Same.
22002 (call_value_nonlocal_sysv<mode>): Same.
22004 (sibcall_local{32,64}): Same.
22005 (sibcall_value_local{32,64}): Same.
22006 (sibcall_nonlocal_aix{32,64}): Same.
22007 (sibcall_value_nonlocal_aix{32,64}): Same.
22008 (sibcall_nonlocal_sysv<mode>): Same.
22009 (sibcall_value): Same.
22010 (sibcall_value_nonlocal_sysv<mode>): Same.
22012 2007-03-24 Paul Brook <paul@codesourcery.com>
22014 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22015 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22017 2007-03-24 Richard Henderson <rth@redhat.com>
22019 * config/ia64/constraints.md: New file.
22020 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22021 satisfies_constraint_?.
22022 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22023 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22024 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22025 ia64_output_mi_thunk): Likewise.
22026 (ia64_const_ok_for_letter_p): Remove.
22027 (ia64_const_double_ok_for_letter_p): Remove.
22028 (ia64_extra_constraint): Remove.
22029 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22030 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22031 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22032 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22033 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22034 EXTRA_MEMORY_CONSTRAINT): Remove.
22035 * config/ia64/ia64.md: Include constriants.md. Replace
22036 CONST_OK_FOR_? with satisfies_constraint_?.
22038 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22039 H.J. Lu <hongjiu.lu@intel.com>
22041 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22043 (name macros): Use DPD_BID_NAME to convert names properly.
22045 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22046 decimal floating point format.
22047 (init_floating_libfuncs): Change decimal functions so that they
22048 have a "bid_" prefix if the decimal system uses the BID format,
22049 and "dpd_" prefix if the decimal system uses the DPD format.
22050 (init_interclass_conv_libfuncs): Ditto.
22051 (init_intraclass_conv_libfuncs): Ditto.
22053 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22054 using the BID format.
22056 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22057 whether we are using the BID decimal format.
22058 * configure: Regenerate.
22060 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22061 the compiler has decimal floating point enabled. Define
22062 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22065 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22066 using the BID format.
22068 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22069 whether we are using the BID decimal format.
22070 * configure: Regenerate.
22072 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22073 the compiler has decimal floating point enabled. Define
22074 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22077 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22078 options, and that it is enabled for i386/x86_64 systems.
22080 * Makefile.in (enable_decimal_float): New.
22082 (DECNUMINC): Add -I$(DECNUMFMT).
22083 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22084 to $(DECNUMFMT) from $(DECNUM).
22086 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22087 Substitute enable_decimal_float.
22088 * configure: Regenerated.
22091 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22094 * configure.ac: Enable decimal float for x86_64-*-linux*.
22095 * configure: Regenerated.
22098 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22099 decimal128ClearSign to flip and clear the sign bit in decimal128.
22100 (decimal_real_maxval): Set decimal128SetSign to set the sign
22103 2007-03-23 Ian Lance Taylor <iant@google.com>
22105 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22107 2007-03-23 Ian Lance Taylor <iant@google.com>
22109 * tree-dump.c (dump_files): Correct comment.
22111 2007-03-23 Ian Lance Taylor <iant@google.com>
22113 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22115 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22117 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22118 in cfglayout mode. Don't go into and out of cfglayout mode.
22119 Link the blocks in the order of the constructed traces.
22120 (rest_of_handle_tracer): Adjust call to tracer.
22121 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22122 Don't go into cfglayout mode.
22123 (rtl_loop_done): Don't go out of cfglayout mode.
22124 * cfglayout.c (relink_block_chain): New function, split out from...
22125 (fixup_reorder_chain): ...here. Remove redundant checking.
22126 (cfg_layout_finalize): Don't clear the header, footer, and aux
22127 fields here, move the code to do so to relink_block_chain. Likewise
22128 for free_original_copy_tables.
22129 * rtl.h (tracer): Update prototype.
22130 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22131 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22132 mode. Use relink_block_chain to serialize the CFG according to the
22133 new basic block order. Move targetm.cannot_modify_jumps_p check from
22135 (gate_handle_reorder_blocks): ...to here.
22136 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22138 (gate_duplicate_computed_gotos): ...to here.
22139 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22140 something always changes when going into and out of cfglayout mode.
22141 Perform an expensive cfg cleanup while going into cfglayout mode.
22142 Always update liveness information on HAVE_conditional_execution
22143 targets. Reserialize the basic blocks and go out of cfglayout mode.
22144 * reg-stack.c: Include cfglayout.h.
22145 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22146 the call to reorder_basic_blocks.
22147 * basic-block.h (reorder_basic_blocks): Update prototype.
22148 (relink_block_chain): New prototype.
22149 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22151 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22153 * config/mips/mips.md (type, hazard, *movdi_32bit,
22154 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22155 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22156 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22157 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22158 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22160 (movcc): Change first xfer to multi.
22161 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22162 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22163 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22164 config/mips/generic.md: Change reservations using "xfer" to use
22166 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22167 using match_operand.
22168 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22169 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22171 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22173 2007-03-22 Richard Henderson <rth@redhat.com>
22175 * config/i386/i386.c: Remove unnecessary function declarations.
22176 Move targetm definition, and all related macros, to the end of
22177 the file. Resort some functions to put definitions before uses.
22178 (ix86_attribute_table): Make static. Move to end of file.
22179 (ix86_gimplify_va_arg): Make static.
22181 2007-03-22 Richard Henderson <rth@redhat.com>
22183 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22184 don't increase local_regparm with force_align_arg_pointer check.
22185 (ix86_function_sseregparm): Assert 32-bit.
22186 (type_has_variadic_args_p): New.
22187 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22188 type_has_variadic_args_p.
22189 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22190 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22191 use memset instead. Do maybe_vaarg check first; skip attribute
22192 tests if true; skip attribute tests for 64-bit.
22193 (construct_container): Remove TARGET_DEBUG_ARG.
22194 (function_arg_advance_32, function_arg_advance_64): Split out ...
22195 (function_arg_advance): ... from here.
22196 (function_arg_32, function_arg_64): Split out ...
22197 (function_arg): ... from here.
22198 (ix86_pass_by_reference): Tidy.
22199 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22200 (function_value_32): New, from parts of ix86_function_value
22201 and ix86_value_regno.
22202 (function_value_64): New, from parts of ix86_function_value
22203 and ix86_libcall_value.
22204 (ix86_function_value_1): New.
22205 (ix86_function_value, ix86_libcall_value): Use it.
22206 (return_in_memory_32, return_in_memory_64): Split out ...
22207 (ix86_return_in_memory): ... from here.
22208 (ix86_struct_value_rtx): Skip for 64-bit.
22209 (ix86_libcall_value, ix86_value_regno): Remove.
22210 (setup_incoming_varargs_64): Split out ...
22211 (ix86_setup_incoming_varargs): ... from here.
22212 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22213 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22214 * config/i386/i386-protos.h (ix86_function_value): Remove.
22215 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22217 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22220 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22221 infinities not supported, otherwise emit warning if -Woverflow. On
22222 underflow, emit warning if -Woverflow.
22223 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22225 * real.h (real_from_string): Update declaration
22227 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22228 Richard Henderson <rth@redhat.com>
22230 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22231 * calls.c (compute_argument_block_size, expand_call,
22232 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22233 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22234 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22235 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22236 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22237 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22238 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22239 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22242 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22244 * c-incpath.c (add_sysroot_to_chain): New.
22245 (merge_include_chains): Add sysroot argument. Call
22246 add_sysroot_to_chain if sysrooted.
22247 (register_include_chains): Update call to merge_include_chains.
22248 * doc/cppopts.texi: Document use of '=' in include directory
22251 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22253 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22254 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22255 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22256 insn pattern using X87MODEF12 mode macro.
22258 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22260 * regmove.c (regmove_optimize): Use reg_mentioned_p
22261 instead of reg_overlap_mentioned_p for DST.
22263 2007-03-21 Mike Stump <mrs@apple.com>
22265 * c.opt: Fixup for Objective-C/C++.
22267 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22269 * explow.c (convert_memory_address): Fold memory reference when
22270 POINTERS_EXTEND_UNSIGNED < 0
22272 2007-03-21 Richard Henderson <rth@redhat.com>
22275 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22276 * config/i386/mmintrin.h (__m64): Likewise.
22277 * config/i386/xmmintrin.h (__m128): Likewise.
22279 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22281 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22282 (VXWORKS_OS_CPP_BUILTINS): Define.
22283 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22284 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22286 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22288 * rtl.h (constant_pool_reference_p): Delete.
22289 (find_constant_src): Declare.
22290 * rtlanal.c (find_constant_src): New function.
22291 * simplify-rtx.c (constant_pool_reference_p): Delete.
22292 * config/i386/i386.md: Use find_constant_src instead of
22293 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22295 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22297 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22298 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22300 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22302 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22303 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22304 (arm_elf_asm_constructor): Use it.
22305 (arm_elf_asm_destructor): New function.
22307 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22309 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22311 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22313 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22315 2007-03-19 Andrew Haley <aph@redhat.com>
22317 PR tree-optimization/31264
22318 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22319 VIEW_CONVERT_EXPRs.
22321 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22323 PR rtl-optimization/30907
22324 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22325 (fwprop_init): Always call loop_optimizer_initialize.
22326 (fwprop_done): Always call loop_optimizer_finalize.
22327 (fwprop): We always have loop info now.
22328 (gate_fwprop_addr): Remove.
22329 (pass_fwprop_addr): Use gate_fwprop as gate.
22331 PR rtl-optimization/30841
22332 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22333 df_chain_alloc): Call df_reorganize_refs unconditionally.
22334 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22335 refs_organized to refs_organized_size.
22336 (df_ref_create_structure): Use refs_organized_size instead of
22337 bitmap_size if refs had been organized, and keep refs_organized_size
22339 * df.h (struct df_ref_info): Change refs_organized to
22340 refs_organized_size.
22341 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22344 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22346 * except.c (output_function_exception_table): Do not reference the
22347 EH personality routine for functions that do not require an
22350 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22353 * c-typeck.c (convert_for_assignment): Call comptypes for
22354 RECORD_TYPE or UNION_TYPE.
22356 PR inline-asm/30505
22357 * reload1.c (reload): Do invalid ASM checking after
22358 cleanup_subreg_operands.
22360 2007-03-19 Jeff Law <law@redhat.com>
22362 * tree-cfg.c (find_taken_edge): Tighten conditions for
22363 optimizing computed gotos.
22365 2007-03-19 Michael Matz <matz@suse.de>
22367 * builtins.c (expand_builtin_sync_operation,
22368 expand_builtin_compare_and_swap,
22369 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22372 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22373 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22376 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22378 * doc/tm.texi: Add brackets around the return type of
22379 TARGET_SECONDARY_RELOAD.
22381 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22382 Richard Guenther <rguenther@suse.de>
22384 PR tree-optimization/31254
22385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22386 Use handled_component_p () where appropriate. Continue
22387 propagating into the rhs if we propagated into an INDIRECT_REF
22390 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22392 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22393 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22394 (xde, xdee): Mode attributes adjusted to support DFP modes.
22395 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22396 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22397 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22398 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22399 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22400 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22401 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22403 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22404 "movsf"): Insn definitions removed.
22405 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22406 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22407 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22409 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22410 "reload_in<mode>", "reload_out<mode>"): Expander added.
22411 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22414 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22416 * config/s390/s390.md: Only non-functional changes. Renamed
22417 FPR mode macro to BFP all over the file.
22419 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22421 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22422 (op_type attribute): RRF instruction type added.
22423 (fT0): New mode attribute.
22424 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22425 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22426 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22427 instruction no secondary memory is needed when moving DFmode values
22428 between GPRs and FPRs.
22430 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22432 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22433 inverted and documentation adjusted.
22434 ("mhard-dfp", "msoft-dfp"): New options.
22435 * config/s390/s390.c (s390_handle_arch_option): New architecture
22437 (override_options): Sanity checks for the new options added.
22438 * config.gcc: New architecture switch: z9-ec.
22439 * config/s390/s390.h (processor_flags): PF_DFP added.
22440 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22441 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22442 when the bit is NOT set so remove it from the defaults.
22444 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22446 * genemit.c (main): Print include statement for dfp.h.
22447 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22450 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22452 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22454 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22457 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22458 instead of PATTERN.
22460 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22462 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22463 attr_length_call, output_call, output_indirect_call): Cleanup
22464 formatting of targetm calls.
22466 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22468 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22470 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22472 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22473 reservation, bypass and anti-bypass descriptions for these
22474 instructions. Update move patterns.
22475 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22478 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22480 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22481 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22482 (get_initial_def_for_reduction): Likewise.
22484 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22486 Fix PR tree-optimization/29922
22487 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22488 (get_representative): Removed.
22489 (value_dies_in_block_x): Update for rvuse removal.
22490 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22491 (compute_antic_aux): Handle when PHI nodes appear in
22492 non-single-successors.
22493 (dump_bitmap_of_names): Removed.
22494 (compute_antic_safe): Renamed and removed rvuse calculation.
22495 Calculate only antic safe.
22496 (insert_into_preds_of_block): Remove assert.
22497 (execute_pre): Update for renamed functions.
22498 (defer_or_phi_translate_block): New function.
22500 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22502 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22503 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22505 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22506 Follow spelling conventions.
22508 * tree-data-ref.h: Remove the prototype for analyze_array.
22510 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22512 PR tree-optimization/31041
22513 * tree-vect-transform.c (get_initial_def_for_induction): Call
22514 force_gimple_operand.
22516 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22518 * ipa-type-escape.c (look_for_casts) : Revert code to use
22519 handled_component_p due to ada test a-numaux.adb.
22521 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22523 * final.c (final_scan_insn): Alter the condition of a
22524 conditional trap if we have nonstandard CC.
22526 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22528 * configure.ac: Remove excess quoting from asm line 0 test.
22529 * configure: Rebuilt.
22531 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22533 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22534 * c-common.c (convert_and_check): Move warning logic to...
22535 (warnings_for_convert_and_check): ...here. Define.
22536 * c-common.h (warnings_for_convert_and_check): Declare.
22538 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22540 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22541 (output_call): Likewise.
22543 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22545 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22547 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22549 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22551 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22553 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22554 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22556 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22558 PR tree-optimization/31183
22559 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22560 Use double_int instead of unsigned int for representing access_strides.
22561 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22563 2007-03-16 Richard Guenther <rguenther@suse.de>
22565 PR tree-optimization/31146
22566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22567 to allow recursion of forward_propagate_addr_expr.
22568 (forward_propagate_addr_into_variable_array_index): Likewise.
22569 (forward_propagate_addr_expr): Likewise.
22570 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22571 (forward_propagate_addr_expr_1): Recurse on simple copies
22572 instead of propagating into them. Do so for useless conversions
22574 (forward_propagate_addr_expr): Clean up unused statements after
22577 2007-03-16 Richard Guenther <rguenther@suse.de>
22579 * builtins.c (expand_builtin_cexpi): Use the right argument
22580 for the expansion via cexp.
22582 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22584 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22585 * configure: Rebuilt.
22587 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22590 * dwarf2out.c (force_type_die): Adjust comment.
22591 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22593 2007-03-15 DJ Delorie <dj@redhat.com>
22595 * config/frv/predicates.md (minmax_operator): Don't check operands
22598 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22600 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22601 Update constant estimates of number of iterations.
22602 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22603 argument renamed to "realistic".
22604 (compute_estimated_nb_iterations): Removed.
22605 (record_niter_bound): New function.
22606 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22607 call record_nonwrapping_iv with upper = false.
22608 (infer_loop_bounds_from_signedness): Pass upper argument to
22609 record_nonwrapping_iv.
22610 (estimate_numbers_of_iterations_loop): Do not call
22611 compute_estimated_nb_iterations. Record estimate based on profile
22612 information. Initialize the constant estimates of number of
22614 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22616 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22617 number of iterations is too small.
22618 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22619 (EST_NOT_AVAILABLE): Removed.
22620 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22621 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22624 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22626 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22627 Handle NE_EXPR guards.
22629 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22632 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22633 Set also -pedantic-errors by default for the preprocessor unless
22634 -fpermissive is given.
22636 2007-03-15 Richard Guenther <rguenther@suse.de>
22638 PR middle-end/29719
22639 PR middle-end/31161
22640 * builtins.c (expand_builtin_cexpi): As a fallback if we
22641 don't have builtins for sincos or cexp create a function
22642 declaration for cexp and expand to a call to that.
22643 (expand_builtin_int_roundingfn): Always fall
22644 back to floor/ceil and its variants even if they may be
22647 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22649 PR middle-end/31159
22650 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22651 jump tables, move the call to delete_dead_jumptables from here...
22652 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22653 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22654 don't allow merging of blocks that try_redirect_by_replacing_jump
22655 also does not handle when not optimizing.
22657 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22658 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22660 * config/i386/i386.md (x86_sahf_1): Correctly handle
22663 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22666 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22667 x86_64_general_operand as operand[2] predicate. Remove "iF"
22668 from operand constraints and use "e" constraint instead.
22669 (*subti3_1, *subti3_1 splitter): Ditto.
22670 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22671 operand[1] predicate.
22673 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22675 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22676 arrays, multiply the access strides by the size of the sub-array.
22677 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22679 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22681 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22682 the configured assembler supports the sahf mnemonic.
22683 * configure: Regenerate.
22684 * config.in: Regenerate.
22686 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22687 emit "sahf" or ".byte\t0x9e" as asm template.
22689 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22692 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22693 option to replace hard coded TARGET_xxx in md file.
22694 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22695 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22696 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22697 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22698 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22699 (X86_TUNE_NOT_VECTORMODE): Ditto.
22700 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22701 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22702 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22703 (TUNE_SLOW_IMUL_IMM8): Ditto.
22704 (TUNE_MOVE_M1_VIA_OR): Ditto.
22705 (TUNE_NOT_UNPAIRABLE): Ditto.
22706 (TUNE_NOT_VECTORMODE): Ditto.
22708 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22711 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22712 tuning options instead of hard coded TARGET_xxx.
22713 (fix ssemode peephole2's): Ditto.
22714 (imul peephole2's): Ditto.
22716 (movdi_or_rex64): Ditto.
22717 (move peephole2): Ditto.
22718 (not peephole2's): Ditto.
22720 2007-03-14 Dirk Mueller <dmueller@suse.de>
22722 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22723 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22724 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22726 * c-parser.c (c_parser_do_statement): Warn about empty body in
22727 do/while statement.
22728 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22729 * doc/invoke.texi (-Wempty-body): Update documentation.
22731 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22734 * c-common.h (warn_for_div_by_zero): Declare.
22735 * c-common.c (warn_for_div_by_zero): Define.
22736 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22739 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22741 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22742 to PREFIX and STANDARD_PREFIX.
22744 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22745 Phil Edwards <phil@codesourcery.com>
22747 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22748 (__gthread_once_t): Remove busy field for RTPs.
22749 (__GTHREAD_ONCE_INIT): Update accordingly.
22751 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22753 * doc/invoke.texi: Document VxWorks options.
22755 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22757 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22759 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22761 PR tree-optimization/30590
22762 * tree-nrv.c (tree_nrv): Check for the partial update of the
22765 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22767 * flags.h (flag_random_seed): Remove declaration, in favor of...
22768 * toplev.h (get_random_seed, set_random_seed): ... these.
22769 * tree.c (get_file_function_name): Use the former.
22770 * opts.c (common_handle_option): Use the latter.
22773 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22775 PR middle-end/31127
22776 * cse.c (cse_find_path): Do not bail out if a basic block that
22777 we already visited now becomes part of a path that starts at a
22778 different basic block. Just disallow this, to make sure we
22779 visit each basic block at most once.
22781 2007-03-13 Jan Hubicka <jh@suse.cz>
22783 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22784 attributes, when profile esitmate is present, calls with very low
22785 frequency are cold.
22787 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22789 PR tree-optimization/30730
22790 PR tree-optimization/26900
22791 * tree-ssa-loop-niter.c: Include gmp.h.
22792 (bounds): New type.
22793 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22794 split_to_var_and_offset, determine_value_range,
22795 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22796 bound_difference, bounds_add, bounds_negate,
22797 number_of_iterations_ne_max, dump_affine_iv): New functions.
22798 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22799 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22800 difference of initial and final value of control iv to validate
22802 (number_of_iterations_cond): Add loop parameter. Determine bounds
22803 on the difference of the extremes of the control iv. Add dumps.
22804 (expand_simple_operations): Handle phi nodes.
22805 (simplify_using_initial_conditions): Do not record used conditions.
22806 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22807 Do not set additional_info.
22808 (implies_nonnegative_p, implies_ge_p): Removed.
22809 (derive_constant_upper_bound): Do not use parameter `additional'.
22810 (record_estimate): Parameter `additional' removed. Parameter
22811 `i_bound' added. Do not call derive_constant_upper_bound.
22812 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22813 bound the number of iterations estimate.
22814 (estimate_numbers_of_iterations_loop): Pass the estimate from
22815 the number of iterations analysis to record_estimate.
22816 * tree.h (multiple_of_p): Declare.
22817 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22818 (scev_const_prop): Do not check expression_expensive_p.
22819 * fold-const.c (multiple_of_p): Exported.
22820 * double-int.c (double_int_mask): Exported.
22821 * double-int.h (double_int_mask): Declare.
22822 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22823 field. Added max field.
22825 2007-03-13 David Taylor <taylor@candd.org>
22828 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22831 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22834 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22835 two unamed patterns.
22837 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22839 * config/i386/i386.opt (mcx16, msahf): New options.
22840 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22841 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22843 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22844 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22845 Output -mcx16 and -msahf options when corresponding bit is set.
22847 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22848 and -msahf options.
22850 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22852 * configure.ac: Test for assembler tolerance to # 0 "".
22853 * configure, config.in: Rebuilt.
22854 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22856 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22858 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22860 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22861 (handle_syscall): Handle direct system calls.
22862 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22864 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22866 * doc/invoke.texi: Fix cpp.info cross-reference.
22867 * doc/passes.texi: Fix gcc.info cross-reference.
22869 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22871 PR tree-optimization/30835
22872 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22873 bb_for_stmt is not NULL before accessing it.
22875 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22877 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22880 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22883 * doc/install.texi: Document --enable-stage1-languages
22885 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22887 * tree-pass.h (pass_into_cfg_layout_mode,
22888 pass_outof_cfg_layout_mode): Declare.
22889 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22890 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22891 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22892 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22894 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22896 * c-decl.c (warn_variable_length_array): New function.
22897 Refactored from grokdeclarator to handle warn_vla
22898 and handle unnamed array case.
22899 (grokdeclarator): Refactored VLA warning case.
22900 * c.opt (Wvla): New flag.
22901 * doc/invoke.texi (Wvla): New warning.
22903 2007-03-12 Richard Henderson <rth@redhat.com>
22905 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22906 (TARGET_SECTION_TYPE_FLAGS): New.
22908 2007-03-12 Richard Henderson <rth@redhat.com>
22910 * config/darwin.c (machopic_reloc_rw_mask): New.
22911 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22912 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22914 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22916 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22917 * cppdefault.h (cpp_PREFIX): Document.
22918 (cpp_PREFIX_len): Likewise.
22919 (cpp_EXEC_PREFIX): New variable.
22920 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22921 * c-incpath.c (add_standard_paths): Correct logic for relocating
22922 paths within prefix.
22924 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22926 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22927 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22929 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22930 fix_truncdfdi_sse using SSEMODEF mode macro.
22931 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22932 fix_truncdfsi_sse using SSEMODEF mode macro.
22933 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22934 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22936 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22938 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22939 elfos.h to tm_file.
22941 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22943 * tree.h : Add multiple_of_p declaration.
22944 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22945 * ipa-type-escape.c (results_of_malloc): Redundant.
22946 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22947 (cast_type): Extended with new members.
22948 (check_cast): Returns cast_type.
22949 (cast): New structure for data of walk_use_def_chains.
22950 (is_malloc_result, is_cast_from_non_pointer_1,
22951 is_cast_from_non_pointer,
22952 is_array_access_through_pointer_and_index): New functions.
22953 (look_for_casts): Returns cast types.
22954 (check_call): Returns void.
22955 (okay_pointer_operation): Use support of pointer plus index,
22956 pointer plus constant and allow all multiplications.
22958 2007-03-11 Richard Guenther <rguenther@suse.de>
22960 PR tree-optimization/31115
22961 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22962 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22963 A shift count of zero is not special as with *_DIV_EXPR.
22964 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22967 2007-03-11 Ian Lance Taylor <iant@google.com>
22969 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22970 the *_DIV_EXPR codes correctly with overflow infinities.
22972 2007-03-11 Ira Rosen <irar@il.ibm.com>
22974 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22975 indicate success/failure of the analysis. Add negation to subtrahend
22976 in case of subtraction. Fail if both operands contain constants.
22977 (create_data_ref): Fail if analyze_offset fails.
22979 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22981 * config/i386/i386.md (frndintxf2): Rename to ...
22982 (rintxf2): ... this. Remove expander having same name.
22983 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22984 (roundsf2, rounddf2): Ditto.
22985 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22986 (lround<mode>di2, lround<mode>si2): Ditto.
22988 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22990 * lower-subreg.c: Include except.h.
22991 (decompose_multiword_subregs): Verify that the only control flow
22992 insns we can split are loads to multi-words pseudos.
22993 Handle breaking such blocks after splitting, instead of calling
22994 find_many_sub_basic_blocks.
22996 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22997 on the new basic block. Add a lengthy comment explaining why we
22998 thought this was necessary.
22999 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
23001 2007-03-10 Mark Mitchell <mark@codesourcery.com>
23004 * tree.c (walk_type_fields): Recurse into the element type of
23005 ARRAY_TYPEs if there is a pointer set.
23007 2007-03-10 Dirk Mueller <dmueller@suse.de>
23009 * c-common.c (warn_logical_operator): Fix condition.
23011 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23013 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23015 * config/darwin.c (machopic_select_section): Remove superfluous
23016 argument in call to categorize_decl_for_section. Remove unused
23019 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23021 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23023 * configure: Regenerate.
23025 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23028 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23029 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23030 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23031 Add LABEL_NUSES to emitted label.
23032 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23033 branch probability value to emitted jump insn.
23034 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23035 Do not check life information and do not re-arrange input operands
23036 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23038 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23040 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23041 the change of decode_asm_operands.
23043 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23045 * mode-switching.c (create_pre_exit): Skip blockage insn.
23047 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23049 * tree-pass.h (TODO_update_smt_usage): Remove.
23051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23055 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23057 * pa.c (attr_length_call): Revise condition for long
23058 pc-relative branch.
23059 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23060 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23061 sequence on SOM target.
23063 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23065 * gcc.c: Document %{, in big comment at top.
23066 (input_suffix_matches): Remove special handling for .s and
23068 (input_spec_matches): New.
23069 (handle_braces): Handle %{,.
23070 (validate_switches): ',' indicates a value which is not a switch.
23071 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23072 to detect assembler input.
23073 * config/i386/sol2.h (CPP_SPEC): Likewise.
23074 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23075 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23076 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23077 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23078 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23079 -m64 causes deployment target to default to 10.5.
23080 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23082 2007-03-09 Richard Henderson <rth@redhat.com>
23085 * target.h (targetm.asm.out.reloc_rw_mask): New.
23086 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23087 (TARGET_ASM_OUT): Use it.
23088 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23089 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23090 use the new reloc_rw_mask target hook instead.
23091 (default_section_type_flags_1): Merge into...
23092 (default_section_type_flags): ... here.
23093 (decl_readonly_section_1): Merge into...
23094 (decl_readonly_section): ... here.
23095 (default_elf_select_section_1): Merge into...
23096 (default_elf_select_section): ... here.
23097 (default_unique_section_1): Merge into...
23098 (default_unique_section): ... here.
23099 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23100 (default_select_rtx_section): Use it.
23101 (default_elf_select_rtx_section): Likewise.
23102 * output.h: Update to match.
23103 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23104 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23105 (TARGET_ASM_RELOC_RW_MASK): New.
23106 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23107 to categorize_decl_for_section.
23108 (x86_64_elf_unique_section): Likewise.
23109 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23110 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23111 (TARGET_ASM_RELOC_RW_MASK): New.
23112 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23113 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23114 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23115 (TARGET_RWRELOC): Remove.
23116 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23117 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23118 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23119 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23120 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23121 (rs6000_xcoff_select_section): Use decl_readonly_section.
23122 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23123 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23124 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23125 (TARGET_SECTION_TYPE_FLAGS): Remove.
23126 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23128 2007-03-09 Roger Sayle <roger@eyesopen.com>
23130 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23131 complex constant equality/inequality comparisons for here.
23132 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23133 known at compile-time or can be simplified to a scalar comparison.
23134 (fold_relational_const): Move compile-time evaluation of complex
23135 constant equality/inequality comparisons to here.
23137 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23139 PR rtl-optimization/30643
23140 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23142 (fold_rtx): Recurse, like before 2006-11-03.
23144 2007-03-09 DJ Delorie <dj@redhat.com>
23146 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23149 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23151 PR tree-optimization/30375
23152 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23153 LHS of statements is not the same.
23154 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23156 2007-03-09 Chao-ying Fu <fu@mips.com>
23158 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23160 * doc/invoke.texi (-mdspr2): Document new option.
23161 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23162 New unspec for DSP REV 2.
23163 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23164 these instructions are extended in DSP REV 2.
23165 (mips-dspr2.md): Include.
23166 * config/mips/mips.opt (mdspr2): New option.
23167 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23168 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23169 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23170 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23171 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23172 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23173 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23175 (bdesc_map): Add one field of unsupported_target_flags.
23176 (bdesc_arrays): Update entries to have extra fields. Add
23178 (mips_init_builtins): Initialize new function types.
23179 Check unsupported_target_fileds to filter out builtins.
23180 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23182 (ASM_SPEC): Pass mdspr2 to the assembler.
23183 * config/mips/mips-dspr2.md: New file.
23185 2007-03-09 Sa Liu <saliu@de.ibm.com>
23187 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23189 2007-03-09 Ian Lance Taylor <iant@google.com>
23191 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23192 argument) like -Wstrict-overflow=2.
23193 * doc/invoke.texi (Warning Options): Update documentation.
23195 2007-03-09 Dirk Mueller <dmueller@suse.de>
23198 * doc/invoke.texi (-Wlogical-op): Document.
23199 * common.opt (-Wlogical-op): New.
23200 * c-common.h (warn_logical_operator): Declare.
23201 * c-common.c (warn_logical_operator): Define.
23202 * c-typeck.c (parser_build_binary_op): Call
23203 warn_logical_operator.
23205 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23207 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23208 * final.c (final_scan_insn): Test for non-"" file name.
23210 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23212 * doc/loop.texi: Document the Omega linear constraints solver.
23213 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23214 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23215 omega-hash-table-size, omega-max-keys, and
23216 omega-eliminate-redundant-constraints.
23217 * tree-pass.h (pass_check_data_deps): Declared.
23220 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23221 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23222 pass_check_data_deps): New.
23223 * tree-data-ref.c (init_data_ref): Remove declaration.
23224 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23225 (analyze_array): Renamed init_array_ref, move up initializations.
23226 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23227 Removed arguments that are set to NULL.
23228 (analyze_indirect_ref): Correct indentation, correct call to
23230 (object_analysis): Call init_array_ref instead of analyze_array.
23231 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23232 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23233 of DR_ACCESS_FNS_ADDR.
23234 (init_omega_eq_with_af, omega_extract_distance_vectors,
23235 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23236 ddr_consistent_p): New.
23237 (compute_affine_dependence): Check consistency of ddrs when
23238 flag_check_data_deps is passed.
23239 (analyze_all_data_dependences): Uncomment.
23240 (tree_check_data_deps): New.
23241 * tree-data-ref.h: Include omega.h.
23242 (DR_ACCESS_FNS_ADDR): Removed.
23243 (data_dependence_relation): Add inner_loop.
23244 (DDR_INNER_LOOP): New.
23245 * common.opt (fcheck-data-deps): New.
23246 * tree-flow.h (tree_check_data_deps): Declare.
23247 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23248 (OBJS-common): Depend on omega.o.
23250 * passes.c (pass_check_data_deps): Scheduled.
23251 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23252 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23253 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23254 PARAM_VECT_MAX_VERSION_CHECKS,
23255 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23257 2007-03-09 Richard Guenther <rguenther@suse.de>
23259 PR tree-optimization/30904
23260 PR middle-end/31058
23261 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23262 the same way as *_DIV_EXPR.
23264 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23266 * recog.c (decode_asm_operands): No mixed declarations and code.
23268 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23270 * rtl.def (ASM_INPUT): Add location.
23271 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23272 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23273 (decode_asm_operands): Add loc operand.
23274 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23275 * stmt.c (expand_asm): Rename to...
23276 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23277 gen_rtx_ASM_INPUT_loc.
23278 (expand_asm_expr): Adjust.
23279 * recog.c (decode_asm_operands): Add loc operand.
23280 (check_asm_operands, extract_insn): Adjust.
23281 * reload1.c (maybe_fix_stack_asms): Likewise.
23282 * final.c (asm_insn_count): Likewise.
23283 (final_scan_insn): Output # line before and after asm.
23285 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23287 * tree-ssa-structalias.c (variable_info): Remove
23289 (new_var_info): Ditto.
23290 (shared_bitmap_info_t): New structure.
23291 (shared_bitmap_table): New variable.
23292 (shared_bitmap_hash): New function.
23293 (shared_bitmap_eq): Ditto
23294 (shared_bitmap_lookup): Ditto.
23295 (shared_bitmap_add): Ditto.
23296 (merge_smts_into): Change to take bitmap directly.
23297 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23298 (init_alias_vars): Init shared bitmap hashtable.
23299 (delete_points_to_sets): Delete shared bitmap hashtable.
23300 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23301 is_aliased removal as a change that was still necessary was
23304 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23306 * config/i386/i386.h (override_options): Conditionally disable
23307 x86_sahf for 64bit targets only.
23309 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23312 * c-decl.c (merge_decls): Don't call make_var_volatile.
23313 * varasm.c (make_var_volatile): Remove.
23314 * output.h (make_var_volatile): Remove.
23316 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23318 PR tree-optimization/31085
23319 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23321 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23323 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23324 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23325 ATTR_CONST_NOTHROW_LIST.
23327 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23330 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23332 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23334 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23337 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23339 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23340 passed, use shared libgcc.
23342 2007-03-08 Roger Sayle <roger@eyesopen.com>
23344 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23345 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23346 (honor_protect_cleanup_actions, lower_try_finally_switch):
23348 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23349 ifc_temp_var): Likewise.
23350 * tree-inline.c (setup_one_parameter): Likewise.
23351 * tree-mudflap.c (mf_decl_cache_locals,
23352 mf_build_check_statement_for): Likewise.
23353 * tree-nested.c (init_tmp_var, save_tmp_var,
23354 finalize_nesting_tree_1): Likewise.
23355 * tree-outof-ssa.c (insert_copy_on_edge,
23356 insert_backedge_copies): Likewise.
23357 * tree-profile.c (tree_gen_edge_profiler,
23358 tree_gen_ic_profiler): Likewise.
23359 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23360 * tree-sra.c (sra_build_assignment): Likewise.
23361 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23362 * tree-ssa-math-opts.c (insert_reciprocals,
23363 execute_cse_sincos_1): Likewise.
23364 * tree-tailcall.c (adjust_accumulator_values,
23365 adjust_return_value): Likewise.
23366 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23367 * tree-vect-transform.c (vect_create_data_ref_ptr,
23368 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23369 vect_create_epilog_for_reduction, vectorizable_reduction,
23370 vectorizable_call, vectorizable_conversion,
23371 vectorizable_assignment, vectorizable_operation,
23372 vectorizable_type_demotion, vect_gen_widened_results_half,
23373 vect_permute_store_chain, vectorizable_store,
23374 vect_setup_realignment, vect_permute_load_chain,
23375 vectorizable_load, vectorizable_condition,
23376 vect_create_cond_for_align_checks): Likewise.
23377 * tree-vrp.c (build_assert_expr_for): Likewise.
23379 2007-03-08 Ian Lance Taylor <iant@google.com>
23381 * tree-vrp.c: Include "intl.h".
23382 (usable_range_p): New static function.
23383 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23384 overflowed values, juts set *strict_overflow_p.
23385 (compare_values): Only return -2 if one of the operands is not a
23387 (compare_ranges): Call usable_range_p.
23388 (compare_range_with_value): Likewise.
23389 (vrp_evaluate_conditional_warnv): Rename from
23390 vrp_evaluate_conditional. Make static. Change all callers.
23391 (vrp_evaluate_conditional): New function.
23392 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23393 on signed overflow.
23394 (simplify_abs_using_ranges): Likewise.
23395 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23396 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23397 within_stmt parameter.
23398 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23399 vrp_evaluate_conditional.
23400 * tree-ssa-threadedge.c
23401 (record_temporary_equivalences_from_stmts_at_dest): Change
23402 simplify parameter to take a second tree parameter.
23403 (simplify_control_stmt_condition): Likewise.
23404 (thread_across_edge): Likewise.
23405 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23406 (thread_across_edge): Likewise.
23407 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23409 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23411 * config/i386/i386.h (TARGET_SAHF): New define.
23412 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23413 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23414 (x86_sahf): New global variable.
23415 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23416 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23417 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23418 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23420 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23421 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23422 when expanding fcomi/sahf based tests.
23423 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23424 expanding sahf based alternative. Emit sahf based sequence when
23425 optimizing for code size.
23426 * config/i386/i386.md (x86_sahf_1): Do not disable for
23427 TARGET_64BIT, enable for TARGET_SAHF.
23429 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23431 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23432 spurious whitespace from error message.
23434 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23437 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23439 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23441 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23443 * tree-sra.c (instantiate_element): Propagate disabled warnings
23444 from the element itself to the created variable.
23446 2007-03-07 Richard Henderson <rth@redhat.com>
23449 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23450 silently fix up the stack in the case of a missing register.
23452 2007-03-07 Paul Brook <paul@codesourcery.com>
23454 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23456 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23458 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23460 (phase1_vrs): Use them.
23461 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23462 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23463 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23464 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23465 __gnu_Unwind_Restore_WMMXC if required.
23466 (_Unwind_VRS_Pop): Implement iWMMXt support.
23467 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23468 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23469 gnu_Unwind_Save_WMMXC): Define.
23471 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23473 * config/vxworks.h (vxworks_override_options): Declare.
23474 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23475 * config/vxworks.c: Include target.h and toplev.h.
23476 (vxworks_override_options): New function.
23477 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23479 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23481 * config/s390/s390.c (override_options): Don't emit an error when
23482 -mstack-size is used without providing -mstack-guard.
23483 (s390_emit_prologue): Choose stack_guard value automatically if not
23484 provided via command line.
23485 * doc/invoke.texi: Adjust description of -mstack-guard and
23488 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23490 * config/i386/i386.c (output_set_got): Add a GOT initialization
23491 sequence for VxWorks PIC.
23492 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23493 around labels as well as symbols. Use gotoff_operand instead
23494 of local_symbolic_operand.
23495 (legitimize_pic_address): Use gotoff_operand instead of
23496 local_symbolic_operand. Use @GOT accesses for labels as
23498 (ix86_output_addr_diff_elt): Use PC-relative rather than
23499 GP-relative offsets for VxWorks PIC.
23500 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23501 no_new_pseudos. Check whether the returned register is op0.
23502 * config/i386/i386.md (tablejump): Use PC-relative rather than
23503 GP-relative offsets for VxWorks PIC.
23504 * config/i386/predicates.md (gotoff_operand): New predicate.
23506 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23508 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23510 * config/vxworks-dummy.h: New file.
23511 * config/i386/i386.h: Include it.
23513 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23515 * dwarf2out.c (is_inlined_entry_point): New
23516 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23517 DW_AT_ranges if the first subblock is the entry point.
23519 2007-03-06 David Daney <ddaney@avtrex.com>
23521 * doc/install.texi (mips-*-*): Change recommended binutils
23524 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23526 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23527 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23529 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23530 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23532 2007-03-06 Jan Hubicka <jh@suse.cz>
23534 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23535 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23537 (probably_cold_bb_p): Cold functions are cold.
23538 (probably_never_executed_bb_p): Cold functions are cold.
23539 (tree_bb_level_predictions): Predict calls to cold functions as not
23541 (compute_function_frequency): Check hot/cold attributes.
23542 * function.h (function_frequency): Update comments.
23543 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23544 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23545 (c_common_att): Add cold and hot.
23547 * doc/extend.texi (hot,cold attributes): Document.
23549 2007-03-06 Andrew Haley <aph@redhat.com>
23551 * function.c (expand_function_end): Move blockage to just after we
23552 emit the label for the naked return from the function.
23554 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23556 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23559 2007-03-06 Jan Hubicka <jh@suse.cz>
23561 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23562 loaded for constant large models. Non-large 64bit PIC can do.
23563 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23564 * cmodel.h: Add LARGE PIC.
23565 * i386.md (UNSPEC_PLTOFF): New.
23566 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23568 (*call_1_rex64): Disable for large models.
23569 (*call_1_rex64_large): New.
23570 (*call_value_1_rex64): Disable for large models.
23571 (*call_value_1_rex64_large): New.
23572 (set_rip_rex4): New.
23573 (set_got_offset_rex64): New.
23574 * predicates.md (constant_call_address_operand): For large model
23575 constant calls are not possible.
23576 * i386-protos.h (construct_plt_address): Declare.
23577 * i386.c (override_options): Accept large models.
23578 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23579 (legitimate_constant_p): Add new UNSPECs.
23580 (legitimate_pic_operand_p): Likewise.
23581 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23582 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23584 (output_pic_addr_const): Add PLTOFF.
23585 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23586 (ix86_expand_move): Legitimize pic address when in PIC mode.
23587 (construct_plt_address): New function.
23588 (ix86_expand_call): Offload the address to register and use GOT
23589 pointer for large model.
23590 * invoke.texi (mcmodel=large): Update documentation.
23592 2007-03-06 Richard Henderson <rth@redhat.com>
23594 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23595 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23596 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23597 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23598 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23599 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23600 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23601 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23602 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23603 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23604 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23605 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23606 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23607 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23608 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23609 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23610 x86_schedule, x86_use_bt, x86_pad_returns,
23611 x86_use_xchgb): Merge into ...
23612 (ix86_tune_features): ... here. New array.
23613 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23614 x86_bswap): Merge into ...
23615 (ix86_arch_features): ... here. New array.
23616 (x86_3dnow_a): Remove.
23617 (x86_accumulate_outgoing_args): Make static.
23618 (x86_arch_always_fancy_math_387): Make static.
23619 (ix86_tune_mask, ix86_arch_mask): Move ...
23620 (override_options): ... to local variables here. Apply the
23621 appropriate mask to each element of ix86_arch_features and
23622 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23623 as were done in the old macros.
23624 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23625 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23626 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23627 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23628 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23629 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23630 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23631 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23632 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23633 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23634 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23635 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23636 x86_accumulate_outgoing_args, x86_prologue_using_move,
23637 x86_epilogue_using_move, x86_decompose_lea,
23638 x86_arch_always_fancy_math_387, x86_shift1,
23639 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23640 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23641 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23642 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23643 x86_use_incdec, x86_pad_returns, x86_bswap,
23644 x86_partial_flag_reg_stall): Remove.
23645 (enum ix86_tune_indices): New.
23646 (ix86_tune_features): New.
23647 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23648 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23649 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23650 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23651 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23652 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23653 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23654 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23655 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23656 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23657 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23658 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23659 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23660 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23661 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23662 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23663 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23664 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23665 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23666 TARGET_EXT_80387_CONSTANTS): Use it.
23667 (enum ix86_arch_indices): New.
23668 (ix86_arch_features): New.
23669 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23670 TARGET_BSWAP): Use it.
23671 (ix86_tune_mask, ix86_arch_mask): Remove.
23673 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23676 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23677 Define using $${sysroot_headers_suffix}.
23678 * configure: Regenerate.
23679 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23680 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23682 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23683 * gcc.c (print_sysroot_headers_suffix): New.
23684 (option_map): Include --print-sysroot-headers-suffix.
23685 (display_help): Mention -print-sysroot-headers-suffix.
23686 (process_command): Handle -print-sysroot-headers-suffix.
23687 (do_spec_1): Append multilib directory to include-fixed path if
23688 sysroot suffixes in use.
23689 (main): Handle -print-sysroot-headers-suffix.
23690 * Makefile.in (start.encap): Don't depend on xlimits.h
23691 (xlimits.h): Remove.
23692 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23693 limits.h for each multilib in fixinc_list.
23694 (fixinc_list, s-fixinc_list): New.
23695 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23696 generate them for each multilib in fixinc_list.
23697 (stmp-fixproto): Use include-fixed. Run fixproto for each
23698 multilib in fixinc_list.
23699 (mostlyclean): Don't remove xlimits.h.
23700 (clean): Remove include-fixed.
23701 (real-install-headers-tar, real-install-headers-cpio,
23702 real-install-headers-cp): Don't copy include, only include-fixed.
23703 (install-mkheaders): Depend on fixinc_list. Don't depend on
23704 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23705 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23706 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23708 2007-03-06 Jan Hubicka <jh@suse.cz>
23710 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23713 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23715 * configure.ac: Allow tm_file to contain build-directory files.
23716 * configure: Regenerate.
23717 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23718 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23719 * config/m68k/print-sysroot-suffix.sh: New file.
23721 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23723 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23724 of pic_offset_table_rtx if reload_completed.
23725 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23726 PIC_OFFSET_TABLE_REGNUM.
23727 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23729 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23730 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23732 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23734 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23735 functions that call eh_return.
23737 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23739 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23740 functions that need a constant pool.
23742 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23745 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23746 (m68k_preferred_reload_class): Likewise.
23747 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23748 (SECONDARY_RELOAD_CLASS): Define.
23749 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23750 (LIMIT_RELOAD_CLASS): Delete.
23751 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23752 registers from storing bytes.
23753 (m68k_secondary_reload_class): New function.
23754 (m68k_preferred_reload_class): Likewise.
23756 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23758 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23760 (m68k_expand_prologue): Likewise.
23762 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23764 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23765 (mips_expand_epilogue): Add a bool parameter.
23766 (m68k_legitimize_sibcall_address): Declare.
23767 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23768 (m68k_expand_epilogue): Add a parameter to select between sibling
23769 and normal epilogues. Only generate a return for the latter.
23770 (m68k_ok_for_sibcall_p): New function.
23771 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23772 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23773 (sibcall_value, *sibcall_value): Likewise.
23774 (*call, *call_value): Require !SIBLING_CALL_P.
23775 (epilogue): Update call to m68k_expand_epilogue.
23776 (sibcall_epilogue): New pattern.
23777 * config/m68k/predicates.md (const_call_operand): Say that this
23778 predicate applies to sibling calls too.
23779 (sibcall_operand): New predicate.
23781 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23783 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23784 alternatives as movsi_cf.
23785 (movsf_cf_hard): Add commentary.
23787 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23788 Richard Sandiford <richard@codesourcery.com>
23790 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23791 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23792 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23793 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23794 as being live on exit from an interrupt function.
23795 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23796 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23797 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23798 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23799 (m68k_interrupt_function_p): Globalize.
23800 (m68k_compute_frame_layout): Remove reverse mask code.
23801 (m68k_emit_movem, m68k_set_frame_related): New functions.
23802 (m68k_output_function_prologue): Delete in favor of...
23803 (m68k_expand_prologue): ...this new function.
23804 (m68k_output_function_epilogue): Delete in favor of...
23805 (m68k_expand_epilogue): ...this new function.
23806 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23808 (print_operand): Handle %?.
23809 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23810 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23811 (prologue, epilogue): New patterns.
23812 (return): Turn into a define_expand.
23813 (*return): New pattern, derived from old "return" pattern. Use rte
23814 rather than rts for interrupt functions. Only use rtd if the pop
23816 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23817 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23818 (link, *link, unlink, *unlink, load_got): Likewise.
23820 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23824 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23825 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23826 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23827 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23828 and m68k_matches_u_p.
23829 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23830 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23831 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23832 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23833 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23834 (REG_STRICT_P): New macro.
23835 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23836 PCREL_GENERAL_OPERAND_OK.
23837 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23838 m68k_legitimate_base_reg_p.
23839 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23840 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23841 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23842 * config/m68k/m68k.c (m68k_address): New structure.
23843 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23844 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23845 (m68k_jump_table_ref_p, m68k_decompose_address)
23846 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23847 (m68k_matches_u_p): New functions.
23848 (print_operand_address): Rewrite to use m68k_decompose_index.
23850 2007-03-05 David Taylor <dtaylor@emc.com>
23852 * gcc.c: Correct copyright date in --version output.
23854 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23856 * pa.md: In unamed move patterns, disparge copies between general
23857 and floating point registers using '?' modifier. Don't include 'f'
23858 constraint for register preferences in DImode, SImode, HImode and
23859 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23860 Remove constraints for copies between general and floating registers
23861 in soft-float DFmode pattern.
23862 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23866 2007-03-05 Mike Stump <mrs@apple.com>
23868 * c-common.c (targetcm): Add.
23869 * c-opts.c (c_common_handle_option): Handle language specific
23871 * opts.c (handle_option): Verify language for target options, if
23873 * opth-gen.awk: Add CL_LANG_ALL.
23874 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23875 (TARGETCM_INITIALIZER): Add.
23876 * target.h (struct gcc_targetcm): Add.
23878 * targhooks.c (default_handle_c_option): Add.
23879 * targhooks.h (default_handle_c_option): Add.
23880 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23882 * config/darwin.opt (iframework): Add.
23883 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23884 * config/darwin-c.c (handle_c_option): Add.
23885 (TARGET_HANDLE_C_OPTION): Add.
23887 * doc/invoke.texi (Darwin Options): Add -iframework.
23889 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23891 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23894 2007-03-05 Ian Lance Taylor <iant@google.com>
23896 * c.opt (fgnu89-inline): New option.
23897 * c-opts.c (c_common_post_options): Set default value for
23899 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23900 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23902 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23903 (grokdeclarator, start_function): Likewise.
23904 * c-cppbuiltin.c (c_cpp_builtins): Define either
23905 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23906 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23907 (C Dialect Options): Document -fgnu89-inline.
23908 * doc/extend.texi (Function Attributes): Explain what the
23909 gnu_inline attribute does.
23910 * doc/cpp.texi (Common Predefined Macros): Document
23911 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23913 2007-03-05 Ian Lance Taylor <iant@google.com>
23915 PR tree-optimization/31034
23916 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23917 half-range if the other side is an overflow infinity.
23919 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23921 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23922 (bfin*-linux-uclibc*): New configuration.
23923 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23925 * config/bfin/linux.h: New file.
23926 * config/bfin/libgcc-bfin.ver: New file.
23927 * config/bfin/t-bfin-uclinux: New file.
23928 * config/bfin/t-bfin-linux: New file.
23929 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23930 (TARGET_OS_CPP_BUILTINS): New macro.
23932 2007-03-05 Richard Guenther <rguenther@suse.de>
23934 * fold-const.c (fold_binary): Remove duplicate folding
23935 of comparison of non-null ADDR_EXPR against null.
23937 2007-03-05 Richard Guenther <rguenther@suse.de>
23938 Dorit Nuzman <dorit@il.ibm.com>
23940 PR tree-optimization/26420
23941 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23942 are no loops in the function. Only print the number of
23943 vectorized loops if it is greater than zero or we are supposed
23944 to print information about unvectorized loops.
23946 2007-03-05 Revital Eres <eres@il.ibm.com>
23948 * gcc.dg/var-expand1.c: New test.
23949 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23950 when an accumulator is expanded.
23952 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23955 * c-common.c (convert_and_check): Don't give warnings for
23956 conversion if 'expr' already overflowed.
23958 2007-03-04 Roger Sayle <roger@eyesopen.com>
23960 PR middle-end/30744
23961 * fold-const.c (fold_comparison): Enforce type consistency when
23962 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23964 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23966 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23967 containing a cast to the base of TARGET_MEM_REF.
23969 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23971 * tree.c (tree_contains_struct_check_failed): Remove spurious
23972 whitespace from error message.
23974 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23977 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23978 instead of precision.
23980 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23981 Nathan Sidwell <nathan@codesourcery.com>
23983 * emit-rtl.c (find_auto_inc): New.
23984 (try_split): recreate REG_INC notes,
23985 Use regular for loops rather than whiles.
23987 2007-03-03 Andreas Schwab <schwab@suse.de>
23989 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23990 * configure: Regenerate.
23992 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23994 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23995 flag_rounding_math, not flag_unsafe_math_optimizations.
23997 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23999 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
24000 alpha_fold_vector_minmax): Likewise.
24001 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
24002 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
24004 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24006 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
24007 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
24008 if the lhs has side-effects.
24009 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
24011 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24013 * config/i386/i386.h (TUNEMASK): Remove define.
24014 (ARCHMASK): Remove define.
24015 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24016 Use ix86_arch_mask variable instead of ARCHMASK.
24017 * config/i386/i386.c (override_options): Ditto.
24018 (standard_80387_constant_p): Ditto.
24020 2007-03-02 Ian Lance Taylor <iant@google.com>
24022 Used signed infinities in VRP.
24023 * tree-vrp.c (uses_overflow_infinity): New static function.
24024 (supports_overflow_infinity): New static function.
24025 (make_overflow_infinity): New static function.
24026 (negative_overflow_infinity): New static function.
24027 (positive_overflow_infinity): New static function.
24028 (is_negative_overflow_infinity): New static function.
24029 (is_positive_overflow_infinity): New static function.
24030 (is_overflow_infinity): New static function.
24031 (overflow_infinity_range_p): New static function.
24032 (compare_values_warnv): New function split out of compare_values.
24033 (compare_value): Call it.
24034 (set_value_range_to_nonnegative): Add overflow_infinity
24035 parameter. Change caller.
24036 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24038 (vrp_expr_computes_nonzero): Likewise.
24039 (compare_ranges, compare_range_with_value): Likewise.
24040 (compare_name_with_value, compare_names): Likewise.
24041 (vrp_evaluate_conditional): Likewise.
24042 (set_value_range): Handle infinity
24043 (vrp_operand_equal_p, operand_less_p): Likewise.
24044 (extract_range_from_assert): Likewise.
24045 (vrp_int_const_binop): Likewise.
24046 (extract_range_from_binary_expr): Likewise.
24047 (extract_range_from_unary_expr): Likewise.
24048 (extract_range_from_comparison): Likewise.
24049 (extract_range_from_expr): Likewise.
24050 (dump_value_range): Likewise.
24051 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24052 (test_for_singularity): Likewise.
24053 (vrp_int_const_binop): Remove inline qualifier.
24054 (adjust_range_with_scev): Add comment.
24055 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24057 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24059 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24060 (get_constraint_for): Likewise.
24061 (do_structure_copy): Likewise.
24062 (find_func_aliases): Fix references to MODIFY_EXPR.
24063 (intra_create_variable_infos): Tidy.
24064 * tree-ssa-operands.c (add_virtual_operand): Add argument
24066 When adding members of alias sets, if IS_CALL_SITE is true and
24067 the symbol is not call-clobbered, skip it.
24068 Adjust all callers.
24070 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24072 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24073 entry by means of emit_insn_at_entry.
24075 2007-03-02 Richard Henderson <rth@redhat.com>
24077 * expr.h (promoted_input_arg): Remove decl.
24078 * function.c (promoted_input_arg): Merge into ...
24079 * combine.c (setup_incoming_promotions): ... only caller.
24080 Rearrange to avoid double loop.
24082 2007-03-02 Ben Elliston <bje@au.ibm.com>
24083 Peter Bergner <bergner@vnet.ibm.com>
24084 Janis Johnson <janis187@us.ibm.com>
24086 * config/rs6000/dfp.md: New file.
24087 * config/rs6000/rs6000.md: Include dfp.md.
24088 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24089 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24090 and TDmode decimal float modes in FP registers.
24091 (num_insns_constant): Likewise.
24092 (rs6000_legitimate_offset_address_p): Likewise.
24093 (rs6000_legitimize_address): Likewise.
24094 (rs6000_legitimize_reload_address): Likewise.
24095 (rs6000_legitimate_address): Likewise.
24096 (rs6000_emit_move): Likewise.
24097 (function_arg_boundary): Likewise.
24098 (function_arg_advance): Likewise.
24099 (rs6000_darwin64_record_arg_recurse): Likewise.
24100 (function_arg): Likewise.
24101 (rs6000_gimplify_va_arg): Likewise.
24102 (rs6000_split_multireg_move): Likewise.
24103 (rs6000_output_function_epilogue): Likewise.
24104 (rs6000_output_function_epilogue): Likewise.
24105 (rs6000_register_move_cost): Likewise.
24106 (rs6000_function_value): Likewise.
24107 (rs6000_libcall_value): Likewise.
24109 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24111 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24113 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24115 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24116 Use $MULTIDIR to choose between the kernel and RTP headers,
24117 and use $WIND_BASE and $WIND_USR to locate them.
24119 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24121 * config/i386/i386.c (override_options): Put initialization of
24122 ix86_tune_mask and ix86_arch_mask to the correct place.
24124 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24125 Michael Meissner <michael.meissner@amd.com>
24128 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24129 (ARCHMASK): Define.
24130 (TARGET_CMOVE): Use ARCHMASK.
24131 (TARGET_CMPXCHG): Ditto.
24132 (TARGET_CMPXCHG8B): Ditto.
24133 (TARGET_XADD): Ditto.
24134 (TARGET_BSWAP): Ditto.
24135 * config/i386/i386.c (ix86_tune_mask): New global variable.
24136 (ix86_arch_mask): Ditto.
24137 (override_options): Initialize ix86_tune_mask and
24138 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24141 2007-03-02 Ben Elliston <bje@au.ibm.com>
24144 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24146 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24148 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24149 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24150 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24151 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24153 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24154 rs6000_init_dwarf_reg_sizes_extra): New.
24155 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24156 SPE register high parts.
24158 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24160 * Makefile.in: Add install-pdf target as
24161 copied from automake v1.10 rules.
24162 * configure.ac: Add install-pdf to target list.
24163 * configure: Regenerate.
24165 2007-03-01 Paul Brook <paul@codesourcery.com>
24167 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24168 modes to LDRD for DImode.
24169 (output_move_double): Fixup out of range ldrd/strd.
24170 (vfp_secondary_reload_class): Rename...
24171 (coproc_secondary_reload_class): ... to this. Add wb argument.
24172 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24173 coproc_secondary_reload_class for CLASS_IWMMXT.
24174 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24175 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24177 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24179 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24180 unroll factor by the estimated number of iterations.
24181 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24182 than prefetch latency.
24184 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24185 decode_caches_intel, detect_caches_intel): New functions.
24186 (host_detect_local_cpu): Use detect_caches_amd and
24187 detect_caches_intel.
24189 2007-03-01 Richard Henderson <rth@redhat.com>
24191 * expr.c (emit_move_complex_push): Export.
24192 (emit_move_complex_parts): Split out from ...
24193 (emit_move_complex): ... here.
24194 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24195 * config/i386/i386.md (movcdi): New.
24197 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24199 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24200 size of mode1 to check for tieable modes in MMX case.
24202 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24204 * Makefile.in (rtlanal.o): Depend on tree.h.
24205 * rtl.h (offset_within_section_p, split_const): Declare.
24206 * rtlanal.c: Include tree.h.
24207 (offset_within_block_p): New function, taken from
24208 mips_offset_within_object_p.
24209 (split_const): New function, taken from mips_split_const.
24210 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24212 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24213 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24214 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24215 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24216 (m68k_illegitimate_symbolic_constant_p): New function.
24217 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24218 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24219 symbolic constant that might be outside the symbol's section,
24220 move the symbol first and then add the offset.
24221 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24223 * config/mips/mips.c (mips_split_const): Delete.
24224 (mips_offset_within_object_p): Delete.
24225 (mips_symbolic_constant_p): Use offset_within_section_p and
24226 split_const instead of mips_offset_within_object_p and
24228 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24229 (mips_legitimize_const_move, print_operand_reloc)
24230 (mips_dangerous_for_la25_p): Use split_const instead of
24233 2007-02-28 Eric Christopher <echristo@apple.com>
24235 * Makefile.in (install-include-dir): Don't rm -rf include.
24237 2007-02-28 Richard Guenther <rguenther@suse.de>
24239 PR middle-end/30364
24240 * fold-const.c (fold_binary): Do not associate expressions
24241 with more than one variable for integer types that do not wrap.
24243 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24245 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24246 Delete, and replace with...
24247 (fold_builtin_call_array): This. Update callers to use it.
24248 * fold-const.c (fold_build_call_list): Delete, and replace with...
24249 (fold_build_call_array): This.
24250 (fold_build_call_list_initializer): Delete, and replace with...
24251 (fold_build_call_array_initializer): This.
24252 * tree.h: Update declarations to reflect above changes.
24254 * c-typeck.c (build_function_call): Store converted arguments
24255 in a stack-allocated array instead of building a list.
24256 (convert_arguments): Store arguments in the array passed in as an
24257 argument, and return the actual number of arguments.
24258 * c-format.c: (check_function_format): Pass arguments in an
24259 array instead of a list.
24260 * c-common.c (check_function_nonnull): Likewise.
24261 (check_function_sentinel): Likewise.
24262 (check_function_arguments): Likewise.
24263 * c-common.h: Update declarations to reflect above changes.
24265 2007-02-28 Jan Hubicka <jh@suse.cz>
24267 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24268 PRED_NEGATIVE_RETURN): Update outcomes.
24270 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24272 * calls.c (emit_library_call_value_1): Handle partial registers
24273 correctly when building up CALL_INSN_FUNCTION_USAGE.
24275 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24277 * pa/predicates.md (move_src_operand): Allow zero for mode.
24278 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24281 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24284 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24285 *movv2df_internal): Enable pattern only for valid operand
24287 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24288 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24290 2007-02-27 Mike Stump <mrs@apple.com>
24292 * config/darwin-crt3.c: Avoid compilation when compiling for a
24295 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24297 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24299 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24300 for fixed headers and limits.h.
24301 (install-include-dir, install-headers-tar, install-headers-cpio,
24302 install-headers-cp, real-install-headers-tar,
24303 real-install-headers-cpio, real-install-headers-cp): Handle
24304 include-fixed as well as include.
24305 (install-mkheaders): Don't install files that go only in include
24307 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24308 from GCC_INCLUDE_DIR.
24309 * gcc.c (process_command): Remove special -BstageN/ handling.
24310 (do_spec_1): Add include-fixed directories.
24312 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24314 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24316 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24318 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24321 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24323 * c-common.c (get_priority): Add check for
24324 SUPPORTS_INIT_PRIORITY.
24326 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24328 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24330 * config/bfin/bfin.c: Include "cfglayout.h".
24331 (MAX_LSETUP_DISTANCE): New macro.
24332 (struct loop_info): New members incoming, incoming_src and
24333 incoming_dest. Delete member predecessor.
24334 (length_for_loop): New function.
24335 (bfin_optimize_loop): Handle more different loop structures.
24336 (bfin_discover_loop): Rework detection of predecessor blocks by
24337 examining incoming edges.
24338 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24340 (bfin_reorder_loops): New function.
24341 (bfin_reorg_loops): Use these three new functions.
24343 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24344 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24345 (CONSTRAINT_LEN): Add entry for 'q'.
24346 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24347 Add 'q' constraints.
24348 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24349 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24351 * config/bfin/bfin.md (add_with_carry): New pattern.
24352 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24353 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24354 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24355 support unsigned multiplies too. Removed incorrect commutativity from
24356 operand 1 constraint where appropriate.
24357 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24359 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24360 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24362 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24363 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24364 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24365 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24366 usmulhisi_hh_huh): New patterns.
24368 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24369 lshifthi3): Fix output template to use half reg for operand 2.
24371 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24374 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24376 2007-02-27 Andreas Schwab <schwab@suse.de>
24378 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24380 2007-02-27 Jan Hubicka <jh@suse.cz>
24382 * predict.c (last_basic_block_p): Remove.
24383 (tree_estimate_probability): Update return heuristic for commonized
24386 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24388 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24390 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24392 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24393 * doc/cpp.texi: Standardize title page.
24394 * doc/cppinternals.texi: Likewise.
24395 * doc/gcc.texi: Standardize title page, remove version number
24396 from copyright page.
24397 * doc/gccint.texi: Likewise.
24398 * doc/install.texi: Standardize title page, add table of
24401 2007-02-26 Jan Hubicka <jh@suse.cz>
24403 * predict.def: Set outcomes according to more recent results.
24404 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24405 Remove dead predictors.
24406 * predict.c (return_prediction): Fix pasto.
24408 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24410 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24411 change; avoid a memory leak when returning early.
24413 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24415 * c-decl.c (static_ctors): Move to c-common.c.
24416 (static_dtors): Likewise.
24417 (finish_function): Use c_record_cdtor_fn.
24418 (build_cdtor): Move to c-common.c.
24419 (c_write_global_declarations): Use c_build_cdtor_fns.
24420 * c-common.h (static_ctors): Declare.
24421 (static_dtors): Likewise.
24422 (c_record_cdtor_fn): Likewise.
24423 (c_build_cdtor_fns): Likewise.
24424 * c-common.c (static_ctors): New variable.
24425 (static_dtors): Likewise.
24426 (c_record_cdtor_fn): New function.
24427 (build_cdtor): Move from c-decl.c
24428 (c_build_cdtor_fns): New function.
24430 * output.h (assemble_addr_to_section): Declare.
24431 (get_cdtor_priority_section): Likewise.
24432 * varasm.c (assemble_addr_to_section): New function.
24433 (get_cdtor_priority_section): Likewise.
24434 (default_named_section_asm_out_destructor): Use them.
24435 (destor_dtor_section_asm_out_destructor): Likewise.
24436 (default_named_section_asm_out_constructor): Likewise.
24437 (default_ctor_section_asm_out_constructor): Likewise.
24438 * config.gcc (*-*-vxworks*): Include vxworks.o.
24439 * config/t-vxworks (vxworks.o): New target.
24440 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24441 (TARGET_ASM_CONSTRUCTOR): Define.
24442 (TARGET_ASM_DESTRUCTOR): Likewise.
24443 (vxworks_asm_out_constructor): Declare.
24444 (vxworks_asm_out_destructor): Likewise.
24446 * c-common.c (get_priority): Check that we have not just an
24447 INTEGER_CST, but an integer constant with integeral type.
24449 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24451 PR tree-optimization/30938
24452 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24453 use &dt[nargs-1] instead of &dt[nargs] in the call to
24454 vect_is_simple_use().
24456 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24458 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24459 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24460 Do not attempt to handle MEM inside auto-inc expressions.
24461 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24462 of a register modified by an auto-inc expression. However, do handle
24463 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24464 (elimination_effects): Prohibit elimination of a register modified
24465 by an auto-inc expression. Disable register elimination rules whose
24466 target register is modified by an auto-inc expression with variable
24469 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24471 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24473 (array_at_struct_end_p): New function.
24474 (idx_infer_loop_bounds): Use it.
24475 (estimate_numbers_of_iterations_loop): Export.
24476 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24477 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24478 (tree_estimate_probability): Call record_loop_exits.
24479 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24480 (estimated_loop_iterations, estimated_loop_iterations_int,
24481 estimated_loop_iterations_tree): New functions.
24482 (analyze_siv_subscript_cst_affine,
24483 compute_overlap_steps_for_affine_1_2,
24484 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24485 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24486 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24487 (PRED_LOOP_ITERATIONS_GUESSED): New.
24488 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24489 * cfgloop.h (estimate_numbers_of_iterations_loop,
24490 estimated_loop_iterations_int): Declare.
24492 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24494 * doc/extend.texi: Document optional priority argument to
24495 constructors and destructors.
24496 * tree.c (init_priority_for_decl): Adjust GTY markers.
24497 (init_ttree): Use priority-info hash functions for
24498 init_priority_for_decl.
24499 (tree_map_eq): Rename to ...
24500 (tree_map_base_eq): ... this.
24501 (tree_map_marked_p): Rename to ...
24502 (tree_map_base_marked_p): ... this.
24503 (tree_map_base_hash): New function.
24504 (decl_init_priority_lookup): Rework.
24505 (decl_fini_priority_lookup): New function.
24506 (decl_priority_info): New function.
24507 (decl_init_priority_insert): Use it.
24508 (decl_fini_priority_insert): Likewise.
24509 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24511 (decl_restrict_base_insert): Likewise.
24512 (decl_debug_expr_insert): Likewise.
24513 (decl_value_expr_lookup): Likewise.
24514 (decl_value_expr_insert): Likewise.
24515 * tree.h (priority_type): New type.
24516 (decl_init_priority_lookup): Use priority_type.
24517 (decl_fini_priority_lookup): New function.
24518 (decl_init_priority_insert): Use priority_type.
24519 (decl_fini_priority_insert): New function.
24520 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24521 (DECL_INIT_PRIORITY): Likewise.
24522 (SET_DECL_INIT_PRIORITY): Add comment.
24523 (DECL_FINI_PRIORITY): New macro.
24524 (SET_DECL_FINI_PRIORITY): Likewise.
24525 (DEFAULT_INIT_PRIORITY): Document.
24526 (MAX_INIT_PRIORITY): Likewise.
24527 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24528 (tree_map_base): New type.
24529 (tree_map_base_eq): New function.
24530 (tree_map_base_hash): Likewise.
24531 (tree_map_base_marked_p): Likewise.
24532 (tree_map): Inherit from tree_map_base.
24533 (tree_map_eq): Make it a macro.
24534 (tree_map_marked_p): Likewise.
24535 (tree_int_map): Inherit from tree_map_base.
24536 (tree_int_map_eq): Make it a macro.
24537 (tree_int_map_hash): Likewise.
24538 (tree_int_map_marked_p): Likewise.
24539 (tree_priority_map): New type.
24540 (tree_priority_map_eq): New macro.
24541 (tree_priority_map_hash): Likewise.
24542 (tree_priority_map_marked_p): Likewise.
24543 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24545 (emutls_common_1): Likewise.
24546 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24547 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24548 of tree_map hierarchy.
24549 * tree-cfg.c (move_stmt_r): Likewise.
24550 (new_label_mapper): Likewise.
24551 * c-tree.h (c_expand_body): Move to ...
24552 * c-common.h (c_expand_body): ... here.
24553 * c-decl.c (c_expand_body): Move to ...
24554 * c-common.c (c_expand_body): ... here.
24555 (c_common_attribute_table): Allow 1 argument for the constructor
24556 and destructor attributes.
24557 (get_priority): New function.
24558 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24559 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24561 2007-02-24 Jan Hubicka <jh@suse.cz>
24563 PR middle-end/30509
24564 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24565 copying for inlining.
24567 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24568 Jan Hubicka <jh@suse.cz>
24571 * i386.c (counter_mode): New function.
24572 (expand_set_or_movmem_via_loop): Use it.
24573 (expand_movmem_epilogue): Likewise; fix pasto.
24574 (ix86_expand_movmem): Do emit guard even for constant counts.
24575 (ix86_expand_setmem): Likewise.
24577 2007-02-25 Nick Clifton <nickc@redhat.com>
24579 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24580 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24582 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24585 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24586 count argument with 0x10, not with 0x16.
24587 (expand_setmem_epilogue): Ditto.
24589 2007-02-24 Mike Stump <mrs@apple.com>
24591 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24594 2007-02-24 Richard Guenther <rguenther@suse.de>
24596 PR middle-end/30951
24597 * fold-const.c (fold_binary): Fold x +- CST op x for
24598 EQ_EXPR and NE_EXPR.
24600 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24602 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24604 2007-02-24 Jan Hubicka <jh@suse.cz>
24606 * cgraphunit.c (decide_is_function_needed): Honor
24607 -fkeep-inline-functions.
24609 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24611 * builtins.c (fold_builtin_modf): New.
24612 (fold_builtin_2): Use it.
24614 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24616 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24617 (determine_max_iter): Take additional LOOP arg; all callers changed.
24618 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24619 one using simplifications.
24620 (simplify_using_initial_values): Return if the expression becomes
24621 invalid due to altered regs.
24623 2007-02-23 DJ Delorie <dj@redhat.com>
24625 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24627 2007-02-23 Mike Stump <mrs@apple.com>
24629 * tlink.c (scan_linker_output): Parse linker messages from
24630 darwin9's linker better.
24632 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24635 * varpool.c (varpool_assemble_pending_decls): Set
24636 varpool_last_needed_node to null.
24638 2007-02-23 DJ Delorie <dj@redhat.com>
24640 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24641 alignment bigger than the object file can handle.
24643 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24646 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24647 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24648 (*movsf_1): Penalize MMX moves.
24650 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24652 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24653 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24655 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24657 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24659 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24660 (fold_builtin_1): Use them.
24661 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24662 BUILT_IN_SIGNIFICAND.
24664 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24666 * config/i386/i386.c (bdesc_1arg): Initialize
24667 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24668 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24669 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24670 and IX86_BUILTIN_MOVSLDUP.
24672 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24674 PR rtl-optimization/30841
24675 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24677 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24679 * builtins.c (fold_builtin_frexp): New.
24680 (fold_builtin_2): Use it.
24682 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24684 * doc/invoke.texi (Spec Files): Document getenv spec function.
24686 * gcc.c (getenv_spec_function): New function.
24687 (static_spec_functions): Add it.
24688 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24689 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24692 2007-02-22 Michael Matz <matz@suse.de
24695 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24696 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24698 2007-02-22 Ian Lance Taylor <iant@google.com>
24701 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24702 (mem_loc_descriptor): Call it.
24704 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24705 Ira Rosen <irar@il.ibm.com>
24707 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24709 2007-02-22 Ira Rosen <irar@il.ibm.com>
24711 PR tree-optimization/30843
24712 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24713 stores only after all the group is vectorized.
24715 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24717 PR tree-optimization/30858
24718 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24719 in the reduction cycle have a single use in the loop.
24720 * tree-vectorizer.h (relevant): Add documentation.
24722 2007-02-20 Mike Stump <mrs@apple.com>
24724 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24725 * configure: Regenerate.
24727 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24729 Change the defaults of some parameters and options.
24730 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24731 * config/spu/spu.c (spu_optimization_options): Add.
24732 (spu_override_options): Change params in spu_optimization_options.
24733 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24735 Register 127 is only 16 byte aligned when used as a frame pointer.
24736 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24737 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24738 HARD_FRAME_POINTER_REGNUM.
24739 (spu_legitimate_address): Use regno_aligned_for_reload.
24740 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24741 aligned when frame_pointer_needed is true.
24742 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24744 * config/spu/spu.h (INIT_EXPANDERS): Define.
24746 Make sure shift and rotate instructions have valid immediate operands.
24747 * config/spu/predicates.md (spu_shift_operand): Remove.
24748 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24749 * config/spu/constraints.md (W, O): Extend range.
24750 * config/spu/spu.md (umask, nmask): Define.
24751 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24752 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24753 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24754 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24755 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24756 (lshr<mode>3_reg): Fix rtl description.
24758 Make sure mulhisi immediate operands are valid.
24759 * config/spu/predicates.md (imm_K_operand): Add.
24760 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24762 Generate constants using fsmbi and andi.
24763 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24764 (print_operand, spu_split_immediate, classify_immediate,
24765 fsmbi_const_p): Handle IC_FSMBI2.
24767 Correctly handle a CONST_VECTOR containing symbols.
24768 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24769 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24770 (immediate_load_p): Allow symbols that use 2 instructions to create.
24771 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24772 with symbols when flag_pic is set.
24773 (const_vector_immediate_p): New.
24774 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24775 accept a CONST_VECTOR with symbols.
24776 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24777 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24779 * config/spu/spu.md (high, low): Delete.
24780 (low_<mode>): Define.
24782 Remove INTRmode and INTR_REGNUM, which didn't work.
24783 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24785 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24786 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24787 peephole2 pattern): Don't use INTR or 131.
24788 (movintrcc): Delete.
24789 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24790 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24791 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24792 (UNSPEC_SET_INTR): Add.
24793 * config/spu/spu-modes.def (INTR): Remove.
24795 More accurate warnings about run-time relocations.
24796 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24798 Correctly warn about immediate arguments to specific intrinsics.
24799 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24800 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24801 the instruction predicate.
24803 Fix tree check errors with latest update.
24804 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24806 (spu_expand_builtin): Use CALL_EXPR_FN.
24808 Add missing specific intrinsics.
24809 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24811 * config/spu/spu_internals.h: Ditto.
24813 Fix incorrect operand modifiers.
24814 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24815 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24817 Optimize one case of zero_extend of a vec_select.
24818 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24820 Accept any immediate for hbr.
24821 * config/spu/spu.md (hbr): Change s constraints to i.
24823 2007-02-21 Paul Brook <paul@codesourcery.com>
24825 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24826 condexec_count when skipping USE and CLOBBER.
24828 2007-02-21 Nick Clifton <nickc@redhat.com>
24830 * common.opt (Warray-bounds): Add Warning attribute.
24831 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24833 (fsized-zeroes): Add Optimization attribute.
24834 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24835 * c.opt (Wc++0x-compat): Add Warning attribute.
24837 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24839 PR middle-end/30761
24840 * reload1.c (eliminate_regs_in_insn): In the single_set special
24841 case, attempt to re-recognize the insn before falling back to
24842 having reload fix it up.
24844 2007-02-20 Eric Christopher <echristo@gmail.com>
24846 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24847 Rewrite accordingly.
24848 (frv_read_iacc_argument): Ditto.
24849 (frv_expand_set_builtin): Take a call instead of arglist, update for
24851 (frv_expand_unop_builtin): Ditto.
24852 (frv_expand_binop_builtin): Ditto.
24853 (frv_expand_cut_builtin): Ditto.
24854 (frv_expand_binopimm_builtin): Ditto.
24855 (frv_expand_voidbinop_builtin): Ditto.
24856 (frv_expand_int_void2arg): Ditto.
24857 (frv_expand_prefetches): Ditto.
24858 (frv_expand_voidtriop_builtin): Ditto.
24859 (frv_expand_voidaccop_builtin): Ditto.
24860 (frv_expand_load_builtin): Ditto.
24861 (frv_expand_store_builtin): Ditto.
24862 (frv_expand_mdpackh_builtin): Ditto.
24863 (frv_expand_mclracc_builtin): Ditto.
24864 (frv_expand_mrdacc_builtin): Ditto.
24865 (frv_expand_mwtacc_builtin): Ditto.
24866 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24869 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24871 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24872 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24874 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24875 point instructions.
24876 * configure: Regenerate.
24877 * config.in: Regenerate.
24878 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24879 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24880 masks to power6 and power6x and to POWERPC_MASKS.
24881 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24883 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24884 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24885 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24886 Access PROTOTYPE as variable, not mask.
24888 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24890 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24891 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24892 * combine.c (adjust_for_new_dest): Use it.
24893 * postreload.c (reload_combine): Likewise.
24895 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24897 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24898 notes on an insn with multiple sets, even if single_set returns
24899 non-NULL for that insn.
24901 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24903 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24904 scalbn and scalbln.
24906 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24908 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24909 if user didn't pass it.
24910 * config/i386/darwin.h (CC1_SPEC): Likewise.
24911 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24912 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24913 -mmacosx-version-min.
24915 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24916 Uros Bizjak <ubizjak@gmail.com>
24918 * optabs.h (enum optab_index): Add new OTI_scalb.
24919 (scalb_optab): Define corresponding macro.
24920 * optabs.c (init_optabs): Initialize scalb_optab.
24921 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24923 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24924 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24925 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24926 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24927 flag_unsafe_math_optimizations is set.
24929 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24930 to implement scalbf, scalb and scalbl built-ins as inline x87
24933 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24934 DJ Delorie <dj@redhat.com>
24937 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24938 (diagnostic_report_diagnostic): ... here, and turn them into real
24939 errors. If warnings are inhibited, no need to do anything.
24941 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24943 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24944 better code generation.
24946 2007-02-20 Ben Elliston <bje@au.ibm.com>
24948 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24950 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24952 * config/alpha/alpha.c, config/alpha/alpha.md,
24953 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24954 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24955 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24956 config/arm/lib1funcs.asm: Follow spelling conventions.
24958 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24959 config/fr30/fr30.md, config/i386/i386.h,
24960 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24961 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24962 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24963 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24964 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24965 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24966 config/sparc/sparc.c, config/sparc/sparc.h,
24967 config/sparc/sparc.md, config/spu/constraints.md,
24968 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24971 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24974 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24977 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24979 * doc/invoke.texi (-ftree-lrs): Remove.
24981 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24983 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24986 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24988 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24989 new CALL_EXPR_FN macro for retrieving the function
24990 declaration of the input expression.
24992 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24994 * c.opt (Waddress): New.
24995 * common.opt (Walways-true): Delete.
24996 (Wstring-literal-comparison): Delete.
24997 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24998 -Wstring-literal-comparison. Add -Waddress.
25000 (Walways-true): Delete.
25001 (Wstring-literal-comparison): Delete.
25002 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
25003 consistently instead of -Walways-true in example.
25004 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
25005 * c-typeck.c (parser_build_binary_op): Replace
25006 -Wstring-literal-comparison and -Walways-true with -Waddress.
25007 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
25010 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25012 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25013 without DECL_STRUCT_FUNCTION initialized.
25015 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25017 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25018 due to calls to functions taking pointers as parameters.
25020 2007-02-19 Richard Henderson <rth@redhat.com>
25023 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25026 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25028 * config/s390/s390.c (s390_call_saved_register_used,
25029 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25030 accessed to the new scheme.
25032 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25034 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25035 (cris_print_index, cris_print_operand, cris_print_operand_address)
25036 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25037 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25038 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25039 GET_CODE () == xxx.
25040 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25041 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25042 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25043 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25044 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25045 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25046 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25047 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25048 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25049 (uminsi3, call, call_value): Ditto.
25050 (define_split: indir_to_reg_split, unnamed): Ditto.
25052 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25054 PR tree-optimization/30975
25055 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25058 2007-02-18 Eric Christopher <echristo@gmail.com>
25060 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25061 Remove use of arglist.
25062 (mips_expand_builtin): Remove use of arglist, pass in expr.
25063 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25064 (mips_expand_builtin_movtf): Ditto.
25065 (mips_expand_builtin_compare): Ditto.
25067 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25069 * tree-sra.c (sra_build_assignment): Replace assertion
25070 checking with a comment explaining why it can't be done.
25072 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25074 PR middle-end/30833
25075 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25076 during CALL_EXPR representation conversion.
25077 * tree-ssa-propagate.c (set_rhs): Likewise.
25079 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25081 * tree-sra.c (sra_build_assignment): Disable assertion checking
25084 2007-02-18 Roger Sayle <roger@eyesopen.com>
25086 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25087 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25088 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25090 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25091 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25092 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25093 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25094 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25095 force_gimple_operand): Likewise.
25096 * ipa-cp.c (constant_val_insert): Likewise.
25097 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25098 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25099 perfect_nestify): Likewise.
25100 * langhooks.c (lhd_omp_assignment): Likewise.
25101 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25102 lower_copyprivate_clauses, lower_send_clauses,
25103 lower_send_shared_vars, expand_parallel_call,
25104 expand_omp_for_generic, expand_omp_for_static_nochunk,
25105 expand_omp_for_static_chunk, expand_omp_sections,
25106 lower_omp_single_copy, lower_omp_for_lastprivate,
25107 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25108 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25109 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25112 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25114 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25115 config/sh/sh.md: Follow spelling conventions.
25117 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25118 config/frv/predicates.md: Follow spelling conventions.
25120 * config/m68k/linux-unwind.h: Fix a comment typo.
25121 * target.h: Follow spelling conventions.
25123 2007-02-18 Roger Sayle <roger@eyesopen.com>
25125 PR rtl-optimization/28173
25126 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25127 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25128 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25129 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25130 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25132 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25134 * builtins.c (fold_builtin_load_exponent): New.
25135 (fold_builtin_2): Use it.
25137 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25139 PR rtl-optimization/30773
25140 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25141 if we fail to attach a REG_EQUIV note.
25143 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25144 Roger Sayle <roger@eyesopen.com>
25146 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25148 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25150 * calls.c (initialize_argument_information): Pass original EXP
25151 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25152 code to split complex arguments here, as part of initializing the
25154 (expand_call): Remove code that builds a list of arguments and
25155 inserts implicit arguments into it. Instead, just count how many
25156 implicit arguments there will be so we can determine the size of
25157 the ARGS array, and let initialize_argument_information do the work.
25158 (split_complex_values): Delete unused function.
25160 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25162 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25164 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25166 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25167 for arg pointer based indexed addressing.
25169 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25171 * config/ia64/ia64.h, config/ia64/ia64.md,
25172 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25173 spelling conventions.
25175 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25177 * config/m68k/m68k.c (split_di): New.
25178 * config/m68k/m68k-protos.h: Declare split_di.
25179 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25180 Improve predicate handling and split constant shifts.
25182 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25184 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25185 parameter for register bitfield operations, general predicates
25188 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25190 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25191 * config/m68k/linux-unwind.h: New file.
25193 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25195 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25196 config/i386/athlon.md, config/ia64/ia64.md,
25197 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25198 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25199 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25200 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25201 tree-vect-transform.c: Fix comment typos.
25203 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25205 * sched-deps.c (find_insn_list): Remove.
25206 * sched-int.h: Remove the prototype for find_insn_list.
25208 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25210 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25212 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25213 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25214 darwin_rs6000_override_options.
25215 (C_COMMON_OVERRIDE_OPTIONS): Expect
25216 darwin_macosx_version_min to be non-NULL always.
25217 (TARGET_C99_FUNCTIONS): Likewise.
25218 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25219 (DARWIN_MINVERSION_SPEC): New.
25220 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25221 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25223 (DARWIN_MINVERSION_SPEC): New.
25224 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25226 * config/darwin-c.c (darwin_cpp_builtins): Expect
25227 darwin_macosx_version_min to be non-NULL always.
25229 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25231 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25233 * config/i386/i386.h (x86_use_xchgb): New.
25234 (TARGET_USE_XCHGB): New macro.
25235 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25236 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25237 Split after reload into bswaphi for shifts of 8.
25238 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25239 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25240 or when optimizing for size.
25242 2007-02-16 Richard Guenther <rguenther@suse.de>
25243 Christian Bruel <christian.bruel@st.com>
25245 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25246 DECLs but prefer SSA_NAMEs over DECLs.
25248 2007-02-16 Richard Guenther <rguenther@suse.de>
25250 * tree-flow-inline.h (single_imm_use_p): Remove.
25251 (zero_imm_uses_p): Likewise.
25252 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25253 instead of single_imm_use_p.
25254 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25257 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25260 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25261 nested double- and backquotes.
25263 2007-02-15 Roger Sayle <roger@eyesopen.com>
25265 PR middle-end/30391
25266 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25267 should be unreachable.
25268 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25269 For the time being redirect GIMPLE_MODIFY_STMT to the new
25270 (renamed) build_gimple_modify_stmt_stat.
25271 (build2_gimple_stat): Rename to...
25272 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25273 Always build a GIMPLE_MODIFY_STMT node.
25274 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25275 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25278 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25279 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25280 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25281 expand_complex_div_wide): Likewise.
25282 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25283 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25284 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25285 * tree-ssa-loop-manip.c (create_iv): Likewise.
25286 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25287 abs_replacement): Likewise.
25288 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25289 realify_fake_stores): Likewise.
25291 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25292 node rather than a GIMPLE_MODIFY_STMT node.
25293 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25294 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25296 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25297 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25298 GIMPLE_MODIFY_STMT.
25300 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25302 PR middle-end/30433
25303 * fold-const.c (fold_comparison): Add back the
25304 folding of constant complex comparisions.
25306 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25308 PR middle-end/30729
25309 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25310 effects unknown to this function, return early.
25312 2007-02-15 Ian Lance Taylor <iant@google.com>
25314 * lower-subreg.c (move_eh_region_note): New static function.
25315 (resolve_simple_move): Call it.
25316 (decompose_multiword_subregs): Track blocks for which we resolve a
25317 simple move which is also a control flow insn. Pass them to
25318 find_many_sub_basic_blocks.
25319 (pass_lower_subreg): Add TODO_verify_flow.
25320 (pass_lower_subreg2): Likewise.
25322 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25323 Brooks Moses <brooks.moses@codesourcery.com>
25324 Lee Millward <lee.millward@codesourcery.com>
25326 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25327 (VL_EXP_CLASS_P): New.
25328 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25330 (TREE_OPERAND_CHECK_CODE): Likewise.
25331 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25332 (TREE_RTL_OPERAND_CHECK): Likewise.
25333 (tree_operand_check_failed): Make second parameter the whole tree
25334 instead of its code. Fixed callers.
25335 (VL_EXP_CHECK): New.
25336 (TREE_OPERAND_LENGTH): New.
25337 (VL_EXP_OPERAND_LENGTH): New.
25338 (CALL_EXPR_FN): New.
25339 (CALL_EXPR_STATIC_CHAIN): New.
25340 (CALL_EXPR_ARGS): New.
25341 (CALL_EXPR_ARG): New.
25342 (call_expr_nargs): New.
25343 (CALL_EXPR_ARGP): New.
25344 (build_nt_call_list): Declare.
25345 (build_vl_exp_stat): Declare.
25346 (build_vl_exp): New.
25347 (build_call_list): Declare.
25348 (build_call_nary): Declare.
25349 (build_call_valist): Declare.
25350 (build_call_array): Declare.
25351 (call_expr_arg): Declare.
25352 (call_expr_argp): Declare.
25353 (call_expr_arglist): Declare.
25354 (fold_build_call_list): Declare.
25355 (fold_build_call_list_initializer): Declare.
25356 (fold_call_expr): Declare to replace fold_builtin.
25357 (fold_builtin_fputs): Update to agree with modified definition.
25358 (fold_builtin_strcpy): Likewise.
25359 (fold_builtin_strncpy): Likewise.
25360 (fold_builtin_memory_chk): Likewise.
25361 (fold_builtin_stxcpy_chk): Likewise.
25362 (fold_builtin_strncpy_chk): Likewise.
25363 (fold_builtin_next_arg): Likewise.
25364 (fold_build_call_expr): Declare.
25365 (fold_builtin_call_list): Declare.
25366 (fold_builtin_call_valist): Declare.
25367 (build_call_expr): Declare.
25368 (validate_arglist): Update to agree with modified definition.
25369 (tree_operand_length): New.
25370 (call_expr_arg_iterator): New.
25371 (init_call_expr_arg_iterator): New.
25372 (next_call_expr_arg): New.
25373 (first_call_expr_arg): New.
25374 (more_call_expr_args_p): New.
25375 (FOR_EACH_CALL_EXPR_ARG): New.
25377 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25378 and tcc_gimple_stmt.
25379 (tree_code_size): Update documentation. Use sizeof (tree) rather
25380 than sizeof (char *).
25381 (tree_size): Likewise. Add case for tcc_vl_exp.
25382 (tree_node_structure): Add case for tcc_vl_exp.
25383 (contains_placeholder_p): Likewise.
25384 (substitute_in_expr): Likewise.
25385 (substitute_placeholder_in_expr): Likewise.
25386 (stabilize_reference_1): Likewise.
25387 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25388 to diagnose breakage of this interface for constructing CALL_EXPRs.
25389 (build_nt): Add similar assertion here.
25390 (build_nt_call_list): New.
25391 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25392 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25394 (get_callee_fndecl): Use new CALL_EXPR accessors.
25395 (tree_operand_check_failed): Change parameters to pass entire node
25396 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25397 (process_call_operands): New.
25398 (build_vl_exp_stat): New.
25399 (build_call_list): New.
25400 (build_call_nary): New.
25401 (build_call_valist): New.
25402 (build_call_array): New.
25403 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25404 (call_expr_arglist): New.
25406 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25407 tcc_vl_exp instead of a fixed-size tcc_expression.
25409 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25410 accessors for CALL_EXPRs.
25411 (AGGR_INIT_EXPR): Likewise.
25413 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25414 Brooks Moses <brooks.moses@codesourcery.com>
25415 Lee Millward <lee.millward@codesourcery.com>
25417 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25418 (expand_builtin_nonlocal_goto): Change parameter to be entire
25419 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25420 (expand_builtin_prefetch): Likewise.
25421 (expand_builtin_classify_type): Likewise.
25422 (mathfn_built_in): Return NULL_TREE instead of 0.
25423 (expand_errno_check): Use new CALL_EXPR accessors.
25424 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25425 Return NULL_RTX instead of 0.
25426 (expand_builtin_mathfn_2): Likewise.
25427 (expand_builtin_mathfn_3): Likewise.
25428 (expand_builtin_interclass_mathfn): Likewise.
25429 (expand_builtin_sincos): Likewise.
25430 (expand_builtin_cexpi): Likewise.
25431 (expand_builtin_int_roundingfn): Likewise.
25432 (expand_builtin_int_roundingfn_2): Likewise.
25433 (expand_builtin_pow): Likewise.
25434 (expand_builtin_powi): Likewise.
25435 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25436 of arglist, fixing callers appropriately. Use new CALL_EXPR
25437 accessors and constructors. Return NULL_RTX instead of 0.
25438 (expand_builtin_strstr): Likewise.
25439 (expand_builtin_strchr): Likewise.
25440 (expand_builtin_strrchr): Likewise.
25441 (expand_builtin_strpbrk): Likewise.
25442 (expand_builtin_memcpy): Likewise.
25443 (expand_builtin_mempcpy): Likewise.
25444 (expand_builtin_mempcpy_args): New.
25445 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25446 (expand_builtin_memmove_args): New.
25447 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25448 (expand_movstr): Likewise.
25449 (expand_builtin_strcpy): Likewise.
25450 (expand_builtin_strcpy_args): New.
25451 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25452 (expand_builtin_strncpy): Likewise.
25453 (expand_builtin_memset): Likewise.
25454 (expand_builtin_memset_args): New.
25455 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25456 (expand_builtin_memcmp): Likewise.
25457 (expand_builtin_strcmp): Likewise.
25458 (expand_builtin_strncmp): Likewise.
25459 (expand_builtin_strcat): Likewise.
25460 (expand_builtin_strncat): Likewise.
25461 (expand_builtin_strspn): Likewise.
25462 (expand_builtin_strcspn): Likewise.
25463 (expand_builtin_args_info): Likewise.
25464 (expand_builtin_va_start): Likewise.
25465 (gimplify_va_arg_expr): Likewise.
25466 (expand_builtin_va_end): Likewise.
25467 (expand_builtin_va_copy): Likewise.
25468 (expand_builtin_frame_address): Likewise.
25469 (expand_builtin_alloca): Likewise.
25470 (expand_builtin_bswap): Likewise.
25471 (expand_builtin_unop): Likewise.
25472 (expand_builtin_fputs): Likewise.
25473 (expand_builtin_expect): Likewise.
25474 (expand_builtin_fabs): Likewise.
25475 (expand_builtin_copysign): Likewise.
25476 (expand_builtin_printf): Likewise.
25477 (expand_builtin_fprintf): Likewise.
25478 (expand_builtin_sprintf): Likewise.
25479 (expand_builtin_init_trampoline): Likewise.
25480 (expand_builtin_signbit): Likewise.
25481 (expand_builtin_fork_or_exec): Likewise.
25482 (expand_builtin_sync_operation): Likewise.
25483 (expand_builtin_compare_and_swap): Likewise.
25484 (expand_builtin_lock_test_and_set): Likewise.
25485 (expand_builtin_lock_release): Likewise.
25486 (expand_builtin): Likewise.
25487 (builtin_mathfn_code): Likewise.
25489 (fold_builtin_constant_p): Pass call arguments individually instead
25490 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25491 accessors and constructors. Return NULL_TREE instead of 0.
25492 (fold_builtin_expect): Likewise.
25493 (fold_builtin_classify_type): Likewise.
25494 (fold_builtin_strlen): Likewise.
25495 (fold_builtin_nan): Likewise.
25496 (integer_valued_real_p): Likewise.
25497 (fold_trunc_transparent_mathfn): Likewise.
25498 (fold_fixed_mathfn): Likewise.
25499 (fold_builtin_cabs): Likewise.
25500 (fold_builtin_sqrt): Likewise.
25501 (fold_builtin_cbrt): Likewise.
25502 (fold_builtin_cos): Likewise.
25503 (fold_builtin_cosh): Likewise.
25504 (fold_builtin_tan): Likewise.
25505 (fold_builtin_sincos): Likewise.
25506 (fold_builtin_cexp): Likewise.
25507 (fold_builtin_trunc): Likewise.
25508 (fold_builtin_floor): Likewise.
25509 (fold_builtin_ceil): Likewise.
25510 (fold_builtin_round): Likewise.
25511 (fold_builtin_int_roundingfn): Likewise.
25512 (fold_builtin_bitop): Likewise.
25513 (fold_builtin_bswap): Likewise.
25514 (fold_builtin_logarithm): Likewise.
25515 (fold_builtin_hypot): Likewise.
25516 (fold_builtin_pow): Likewise.
25517 (fold_builtin_powi): Likewise.
25518 (fold_builtin_exponent): Likewise.
25519 (fold_builtin_memset): Likewise.
25520 (fold_builtin_bzero): Likewise.
25521 (fold_builtin_memory_op): Likewise.
25522 (fold_builtin_bcopy): Deleted; call site changed to invoke
25523 fold_builtin_memory_op directly.
25524 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25525 (fold_builtin_strncpy): Likewise.
25526 (fold_builtin_memcmp): Likewise.
25527 (fold_builtin_strcmp): Likewise.
25528 (fold_builtin_strncmp): Likewise.
25529 (fold_builtin_signbit): Likewise.
25530 (fold_builtin_copysign): Likewise.
25531 (fold_builtin_isascii): Likewise.
25532 (fold_builtin_toascii): Likewise.
25533 (fold_builtin_isdigit): Likewise.
25534 (fold_builtin_fabs): Likewise.
25535 (fold_builtin_abs): Likewise.
25536 (fold_builtin_fmin_fmax): Likewise.
25537 (fold_builtin_carg): Likewise.
25538 (fold_builtin_classify): Likewise.
25539 (fold_builtin_unordered_cmp): Likewise.
25541 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25542 New functions split out from fold_builtin_1.
25543 (fold_builtin_n): New.
25544 (fold_builtin_varargs): New.
25545 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25547 (fold_call_expr): New.
25548 (build_function_call_expr): Rewrite to use new helper function.
25549 (fold_builtin_call_list): New.
25550 (build_call_expr): New.
25551 (fold_builtin_call_valist): New.
25552 (rewrite_call_expr): New.
25553 (validate_arg): New.
25554 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25555 of an arglist. Change return type to bool. Use new CALL_EXPR
25558 (fold_builtin_strstr): Pass call arguments individually instead
25559 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25560 accessors and constructors. Return NULL_TREE instead of 0.
25561 (fold_builtin_strchr): Likewise.
25562 (fold_builtin_strrchr): Likewise.
25563 (fold_builtin_strpbrk): Likewise.
25564 (fold_builtin_strcat): Likewise.
25565 (fold_builtin_strncat): Likewise.
25566 (fold_builtin_strspn): Likewise.
25567 (fold_builtin_strcspn): Likewise.
25568 (fold_builtin_fputs): Likewise.
25569 (fold_builtin_next_arg): Likewise.
25570 (fold_builtin_sprintf): Likewise.
25572 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25573 NULL_RTX instead of 0.
25574 (expand_builtin_memory_chk): Likewise.
25575 (maybe_emit_chk_warning): Likewise.
25576 (maybe_emit_sprintf_chk_warning): Likewise.
25578 (fold_builtin_object_size): Pass call arguments individually instead
25579 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25580 accessors and constructors. Return NULL_TREE instead of 0.
25581 (fold_builtin_memory_chk): Likewise.
25582 (fold_builtin_stxcpy_chk): Likewise.
25583 (fold_builtin_strncpy_chk): Likewise.
25584 (fold_builtin_strcat_chk): Likewise.
25585 (fold_builtin_strcat_chk): Likewise.
25586 (fold_builtin_strncat_chk): Likewise.
25587 (fold_builtin_sprintf_chk): Likewise.
25588 (fold_builtin_snprintf_chk): Likewise.
25589 (fold_builtin_printf): Likewise.
25590 (fold_builtin_vprintf): Likewise.
25592 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25594 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25595 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25596 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25597 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25598 (fold_unary): Likewise.
25599 (fold_binary): Likewise.
25600 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25601 ternary expressions.
25602 (fold): Add logic for tcc_vl_exp.
25603 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25604 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25605 (fold_build3_stat): Add assertion to flag broken interface for
25606 constructing CALL_EXPRs.
25607 (fold_build_call_list): New.
25608 (fold_build_call_list_initializer): New.
25609 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25611 (fold_strip_sign_ops): Likewise.
25613 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25614 Brooks Moses <brooks.moses@codesourcery.com>
25615 Lee Millward <lee.millward@codesourcery.com>
25617 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25618 accessors and dump arguments explicitly.
25620 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25622 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25624 (print_call_name): Use new CALL_EXPR accessors.
25626 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25627 CALL_EXPR arguments explicitly instead of as a list. Use
25628 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25630 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25631 (vrp_visit_stmt): Likewise.
25633 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25634 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25636 (force_move_till_expr): Likewise.
25638 * targhooks.c (default_external_stack_protect_fail): Use
25639 build_call_expr instead of build_function_call_expr.
25640 (default_hidden_stack_protect_fail): Likewise.
25642 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25645 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25646 and walk arguments explicitly.
25648 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25649 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25650 (expand_simple_operations): Likewise.
25651 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25653 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25654 of TREE_CODE_LENGTH.
25655 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25657 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25658 instead of TREE_CODE_LENGTH.
25660 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25661 (tree_ic_transform): Likewise.
25662 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25663 parameter instead of arglist. Fix callers.
25664 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25665 (tree_stringops_transform): Likewise.
25666 (tree_indirect_call_to_profile): Likewise.
25667 (tree_stringops_values_to_profile): Likewise.
25669 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25670 (eliminate_tail_call): Likewise.
25672 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25674 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25675 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25677 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25679 * omp-low.c (build_omp_barrier): Use build_call_expr.
25680 (lower_rec_input_clauses): Likewise.
25681 (lower_reduction_clauses): Likewise.
25682 (expand_parallel_call): Likewise.
25683 (maybe_catch_exception): Likewise.
25684 (expand_omp_for_generic): Likewise.
25685 (expand_omp_for_static_nochunk): Likewise.
25686 (expand_omp_sections): Likewise.
25687 (lower_omp_single_simple): Likewise.
25688 (lower_omp_single_copy): Likewise.
25689 (lower_omp_master): Likewise.
25690 (lower_omp_ordered): Likewise.
25691 (lower_omp_critical): Likewise.
25693 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25694 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25696 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25697 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25698 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25700 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25701 and generalize to handle any number of operands.
25702 (chrec_contains_undetermined): Likewise.
25703 (tree_contains_chrecs): Likewise.
25704 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25706 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25708 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25709 fold_call_expr instead of fold_builtin.
25710 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25711 match declarations there.
25712 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25715 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25716 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25718 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25719 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25721 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25724 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25725 (execute_cse_sincos): Use new CALL_EXPR accessors.
25727 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25729 * gimple-low.c (lower_function_body): Use build_call_expr.
25730 (lower_builtin_setjmp): Likewise.
25732 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25733 (set_storage_via_libcall): Likewise.
25734 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25735 instead of TREE_CODE_LENGTH.
25736 (expand_expr_real_1): Use new CALL_EXPR accessors.
25738 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25739 generalize to handle any number of operands.
25740 (TB_parent_eq): Likewise.
25742 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25743 (strip_builtin_expect): Likewise.
25745 * function.c (gimplify_parameters): Use build_call_expr.
25747 * tree-vectorizer.c (vect_is_simple_reduction): Use
25748 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25750 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25751 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25753 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25756 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25757 (gimplify_decl_expr): Likewise.
25758 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25759 Use new CALL_EXPR iterators.
25760 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25761 (gimplify_modify_expr_to_memset): Likewise.
25762 (gimplify_variable_sized_compare): Likewise.
25763 (gimplify_omp_atomic_fetch_op): Likewise.
25764 (gimplify_omp_atomic_pipeline): Likewise.
25765 (gimplify_omp_atomic_mutex): Likewise.
25766 (gimplify_function_tree): Likewise.
25768 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25769 (call_expr_flags): Likewise.
25770 (expand_call): Likewise.
25772 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25773 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25776 * coverage.c (create_coverage): Use build_call_expr.
25778 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25779 (temp_call_expr_obstack): New.
25780 (pool_copy_list): Delete.
25781 (temp_copy_call_expr): New.
25782 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25783 CALL_EXPR accessors. Get rid of special goo for copying argument
25784 lists and use temp_copy_call_expr instead.
25785 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25786 CALL_EXPR accessors.
25787 (create_expression_by_pieces): Likewise. Use build_call_array
25788 to construct the result instead of fold_build3.
25789 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25790 dealing with argument lists.
25791 (init_pre): Remove references to expression_node_pool and
25792 list_node_pool. Init temp_call_expr_obstack instead.
25793 (fini_pre): Remove references to expression_node_pool and
25796 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25797 and walk arguments explicitly instead of as a list.
25799 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25800 (mx_register_decls): Likewise.
25801 (mudflap_register_call): Likewise.
25802 (mudflap_finish_file): Likewise.
25804 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25805 (ipa_callsite_compute_param): Likewise.
25807 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25808 accessors and constructor.
25810 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25811 accessors and constructor.
25812 (convert_tramp_reference): Likewise.
25813 (convert_call_expr): Likewise.
25814 (finalize_nesting_tree_1): Likewise.
25816 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25819 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25821 * tree-inline.c (initialize_inlined_parameters): Pass entire
25822 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25824 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25825 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25827 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25828 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25829 (vectorizable_reduction): Likewise.
25830 (vectorizable_call): Use new CALL_EXPR iterators.
25831 (vectorizable_conversion): Use build_call_expr.
25832 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25833 (vect_gen_widened_results_half): Use build_call_expr.
25834 (vect_setup_realignment): Likewise.
25835 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25837 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25838 (pass_through_call): Likewise.
25839 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25842 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25843 (tree_gen_pow2_profiler): Likewise.
25844 (tree_gen_one_value_profiler): Likewise.
25845 (tree_gen_ic_func_profiler): Likewise.
25846 (tree_gen_average_profiler): Likewise.
25847 (tree_gen_ior_profiler): Likewise.
25849 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25850 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25851 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25853 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25854 of TREE_CODE_LENGTH.
25856 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25857 of TREE_CODE_LENGTH.
25859 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25861 (convert_to_integer): Likewise.
25863 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25866 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25867 Brooks Moses <brooks.moses@codesourcery.com>
25868 Lee Millward <lee.millward@codesourcery.com>
25870 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25872 * config/frv/frv.c (frv_expand_builtin): Likewise.
25873 * config/s390/s390.c (s390_expand_builtin): Likewise.
25875 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25876 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25878 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25879 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25880 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25881 (ix86_expand_store_builtin): Likewise.
25882 (ix86_expand_unop_builtin): Likewise.
25883 (ix86_expand_unop1_builtin): Likewise.
25884 (ix86_expand_sse_compare): Likewise.
25885 (ix86_expand_sse_comi): Likewise.
25886 (ix86_expand_vec_init_builtin): Likewise.
25887 (ix86_expand_vec_ext_builtin): Likewise.
25888 (ix86_expand_vec_set_builtin): Likewise.
25889 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25891 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25892 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25894 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25895 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25896 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25898 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25900 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25901 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25902 arglist. Use new CALL_EXPR accessors. Fix callers.
25903 (altivec_expand_abs_builtin): Likewise.
25904 (rs6000_expand_binop_builtin): Likewise.
25905 (altivec_expand_predicate_builtin): Likewise.
25906 (altivec_expand_lv_builtin): Likewise.
25907 (spe_expand_stv_builtin): Likewise.
25908 (altivec_expand_stv_builtin): Likewise.
25909 (rs6000_expand_ternop_builtin): Likewise.
25910 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25911 (altivec_expand_st_builtin): Likewise.
25912 (altivec_expand_dst_builtin): Likewise.
25913 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25914 arglist. Use new CALL_EXPR accessors. Fix callers.
25915 (altivec_expand_vec_set_builtin): Likewise.
25916 (altivec_expand_vec_ext_builtin): Likewise.
25917 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25918 (spe_expand_builtin): Likewise.
25919 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25920 arglist. Use new CALL_EXPR accessors. Fix callers.
25921 (spe_expand_evsel_builtin): Likewise.
25922 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25923 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25925 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25926 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25927 (arm_expand_unop_builtin): Likewise.
25928 (arm_expand_builtin): Use new CALL_EXPR accessors.
25930 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25933 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25934 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25936 (bfin_expand_unop_builtin): Likewise.
25937 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25939 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25940 Brooks Moses <brooks.moses@codesourcery.com>
25941 Lee Millward <lee.millward@codesourcery.com>
25943 * c-semantics.c (build_stmt): Add internal diagnostic check.
25945 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25946 accessors. Print arguments explicitly instead of as a list.
25948 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25950 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25951 (c_finish_omp_flish): Likewise.
25953 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25954 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25955 instead of TREE_CODE_LENGTH.
25956 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25957 (c_warn_unused_result): Likewise.
25959 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25962 * doc/invoke.texi (Warning Options): Remove
25963 -Werror-implicit-function-declaration.
25964 (Wimplicit-function-declaration): Update description.
25965 * opts.c (common_handle_option): Move handling of -Werror=* to...
25966 (enable_warning_as_error): ...here.
25967 * opts.h (enable_warning_as_error): Declare.
25968 * c-decl.c (implicit_decl_warning): Unless
25969 -Wno-implicit-function-declaration is given, emit a pedwarn if
25970 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25971 * c.opt (Wimplicit-function-declaration): Replace
25972 mesg_implicit_function_declaration with
25973 warn_implicit_function_declaration.
25974 * c-opts.c (c_common_handle_option):
25975 -Werror-implicit-function-declaration is exactly equal as
25976 -Werror=implicit-function-declaration.
25977 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25978 warn_implicit_function_declaration.
25979 (c_common_post_options): -Wimplict-function-declaration is enabled
25980 by default by -std=c99, otherwise is disabled by default.
25981 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25983 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25985 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25986 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25987 former is ignored but not the latter.
25989 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25991 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25992 is made and the reference doesn't use the alias set of its type,
25993 do not create the temporary using that type.
25995 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25997 * jump.c: Remove prototypes for delete_computation and
25998 delete_prior_computation.
26000 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26002 * jump.c (get_label_after): Delete.
26003 (get_label_before, delete_computation, delete_jump,
26004 delete_prior_computation, follow_jumps): Move...
26005 * reorg.c (delete_computation, delete_prior_computation): ... here...
26006 (get_label_before, delete_jump): ... making these static ...
26007 (follow_jumps): ... and simplifying this since it only runs after
26009 * rtl.h (get_label_after, get_label_before, delete_jump,
26010 follow_jumps): Delete prototypes.
26012 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26014 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26016 2007-02-15 Nick Clifton <nickc@redhat.com>
26018 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26019 order to prevent it from being munged by the target.
26021 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26023 * config/i386/i386.md: Remove misleading comment.
26025 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26027 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26028 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26031 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26033 * tree-sra.c (instantiate_missing_elements): Canonicalize
26035 (sra_build_assignment): New.
26036 (generate_copy_inout, generate_element_copy,
26037 generate_element_zero, generate_one_element_init): Use it.
26039 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26041 * tree-sra.c (instantiate_missing_elements): Canonicalize
26043 (sra_build_assignment): New.
26044 (generate_copy_inout, generate_element_copy,
26045 generate_element_zero, generate_one_element_init): Use it.
26047 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26049 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26052 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26054 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26055 types as aggregates not scalars.
26056 * function.c (assign_stack_temp_for_type): Likewise.
26058 2007-02-14 Roger Sayle <roger@eyesopen.com>
26059 Zdenek Dvorak <dvorakz@suse.cz>
26061 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26064 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26066 * passes.c (next_pass_1): Clear the next field of the copied
26069 2007-02-14 Richard Henderson <rth@redhat.com>
26071 * tree-sra.c (early_sra): New.
26072 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26073 (tree_sra_early, pass_sra_early): New.
26074 * tree-pass.h (pass_sra_early): Declare.
26075 * passes.c (init_optimization_passes): Use it.
26077 2007-02-14 Richard Guenther <rguenther@suse.de>
26079 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26081 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26083 PR tree-optimization/30771
26084 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26086 (vect_analyze_operations): Induction phis can now be marked as
26088 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26089 Update documentation accordingly.
26091 2007-02-14 Nick Clifton <nickc@redhat.com>
26093 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26094 most 3 arguments are supported.
26095 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26097 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26099 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26100 Ensure dst->current is valid.
26102 2007-02-13 Paul Brook <paul@codesourcery.com>
26104 * config.gcc: Add arm*-*-uclinux-*eabi.
26105 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26106 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26107 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26108 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26109 (LINK_SPEC): Define.
26110 (LIB_SPEC): Define.
26111 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26113 * config/arm/uclinux-eabi.h: New file.
26114 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26115 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26118 2007-02-13 Ian Lance Taylor <iant@google.com>
26120 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26121 * flags.h (warn_strict_overflow): Declare.
26122 (enum warn_strict_overflow_code): Define.
26123 (issue_strict_overflow_warning): New static inline function.
26124 * opts.c (warn_strict_overflow): New variable.
26125 (common_handle_option): Handle OPT_Wstrict_overflow and
26126 OPT_Wstrict_overflow_.
26127 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26129 * fold-const.c: Include intl.h.
26130 (fold_deferring_overflow_warnings): New static variable.
26131 (fold_deferred_overflow_warning): New static variable.
26132 (fold_deferred_overflow_code): New static variable.
26133 (fold_defer_overflow_warnings): New function.
26134 (fold_undefer_overflow_warnings): New function.
26135 (fold_undefer_and_ignore_overflow_warnings): New function.
26136 (fold_deferring_overflow_warnings_p): New function.
26137 (fold_overflow_warning): New static function.
26138 (make_range): Add strict_overflow_p parameter. Change all
26140 (extract_muldiv, extract_muldiv_1): Likewise.
26141 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26142 tree_expr_nonnegative_p.
26143 (fold_negate_expr): Call fold_overflow_warning.
26144 (fold_range_test): Likewise.
26145 (fold_comparison): Likewise.
26146 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26147 instead of tree_expr_nonnegative_p.
26148 (tree_expr_nonnegative_warnv_p): Rename from
26149 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26150 (tree_expr_nonnegative_p): New function.
26151 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26152 strict_overflow_p parameter.
26153 (tree_expr_nonzero_p): New function.
26154 * passes.c (verify_interpass_invariants): New static function.
26155 (execute_one_pass): Call it.
26156 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26158 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26159 (estimate_numbers_of_iterations): Likewise.
26160 (scev_probably_wraps_p): Likewise.
26161 * tree-ssa-ccp.c: Include "toplev.h".
26162 (evaluate_stmt): Defer fold overflow warnings until we know we are
26164 (struct fold_stmt_r_data): Add stmt field.
26165 (fold_stmt_r): Defer fold overflow warnings until we know we
26167 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26168 (fold_stmt_inplace): Likewise.
26169 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26170 (cleanup_control_expr_graph): Defer fold overflow warnings until
26171 we know we are going to optimize.
26172 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26173 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26175 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26176 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26177 * tree-ssa-loop-manip.c (create_iv): Likewise.
26178 * c-typeck.c (build_conditional_expr): Likewise.
26179 (build_binary_op): Likewise.
26180 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26181 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26182 (extract_range_from_unary_expr): Likewise.
26183 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26184 assuming that signed overflow does not occur.
26185 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26186 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26187 (fold_defer_overflow_warnings): Declare.
26188 (fold_undefer_overflow_warnings): Declare.
26189 (fold_undefer_and_ignore_overflow_warnings): Declare.
26190 (fold_deferring_overflow_warnings_p): Declare.
26191 (tree_expr_nonzero_warnv_p): Declare.
26192 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26193 of warning options.
26194 (Warning Options): Document -Wstrict-overflow.
26195 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26196 (tree-ssa-ccp.o): Likewise.
26197 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26198 (fold-const.o): Depend on intl.h.
26200 2007-02-13 Ian Lance Taylor <iant@google.com>
26202 PR middle-end/30751
26203 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26206 2007-02-13 Stuart Hastings <stuart@apple.com>
26208 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26210 2007-02-13 Richard Henderson <rth@redhat.com>
26212 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26213 handled_component_p before looking for the indirect_ref.
26215 2007-02-13 Richard Henderson <rth@redhat.com>
26217 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26218 remove flags clobber.
26219 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26220 (bswaphi_lowpart): New.
26221 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26222 remove TARGET_BSWAP test. Delete expander of the same name.
26224 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26225 (expand_unop): Use them.
26227 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26229 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26230 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26231 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26232 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26233 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26234 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26235 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26236 assembler dialect choice from asm templates.
26238 2007-02-12 Richard Henderson <rth@redhat.com>
26240 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26241 (fixuns_trunc<SSEMODEF>si2): Use it.
26242 * config/i386/sse.md (vec_setv4sf_0): Export.
26243 * config/i386/i386.c (ix86_build_const_vector): Export.
26244 (ix86_split_convert_uns_si_sse): Rename from
26245 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26246 * config/i386/i386-protos.h: Update.
26248 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26251 * c-typeck.c (c_finish_return): Improve warning message.
26253 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26255 * alias.c (find_symbolic_term): Delete unused function.
26257 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26259 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26260 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26261 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26263 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26265 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26266 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26267 the function, temporarily point the debug interface to the null one.
26269 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26271 * dwarf2out.c (round_up_to_align): New static function.
26272 (field_byte_offset): Use it to round the offset.
26274 2007-02-12 Richard Henderson <rth@redhat.com>
26276 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26277 (inswl_const): Export.
26279 2007-02-12 Richard Henderson <rth@redhat.com>
26281 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26282 result mode of the libcall, convert back to outmode.
26284 2007-02-12 Roger Sayle <roger@eyesopen.com>
26286 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26287 (bswapdi2): New define_expand to implement 32-bit implementation.
26289 2007-02-12 Nick Clifton <nickc@redhat.com>
26291 * doc/invoke.texi (Overall Options): Document --help=.
26292 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26293 (cc1_options): Pass --help= on to cc1.
26294 (display_help): Add description of --help=.
26295 (process_command): Add code to handle --help=. Allow translated
26296 --help and --target-help switches to be passed on to compiler
26298 (main): Remove unused if statement.
26299 * opts.c (columns): Remove.
26300 (LEFT_COLUMN): Define.
26301 (wrap_help): Add columns argument.
26302 (print_filtered_help): Change parameters to be an include bitmask,
26303 an exclude bitmask, an any bitmask and the column width. Move the
26304 code to display the params list here. Add code to display the
26305 status of options rather than their descriptions if the quiet flag
26307 (print_specific_help): Change parameters to be an include bitmask,
26308 an exclude bitmask and an any bitmask. Move code to look up the
26309 column width here. Decide upon the title for an options listing.
26310 (common_handle_options): Add code to handle --help=. Adapt code
26311 for --help and --target-help to use the revised form of the
26312 print_specific_help function.
26313 (print_help): Delete.
26314 (print_param_help): Delete.
26315 (print_switch): Delete.
26316 * opts.h (cl_lang_count): Add prototype.
26317 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26318 CL_MAX_OPTION_CLASS): New defines.
26319 * optc-gen.awk: Add construction of cl_lang_count.
26320 * c.opt: Add Warning attribute to warning options and Optimization
26321 attribute to optimization options.
26322 * common.opt: Likewise.
26324 Add -fhelp and -ftarget-help as aliases for the transformed --help
26325 and --target-help options.
26326 * opt-functions.awk: Add code to handle Warning and Optimization
26329 2007-02-12 Richard Henderson <rth@redhat.com>
26331 * config/alpha/constraints.md: New file.
26332 * config/alpha/alpha.c: Include tm-constrs.h.
26333 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26334 alpha_extra_constraint): Remove.
26335 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26336 * config/alpha/alpha-protos.h: Update.
26337 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26338 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26339 (EXTRA_CONSTRAINT): Remove.
26340 * config/alpha/alpha.md: Include constraints.md.
26341 (adddi splitter): Use satisfies_constraint_*.
26342 * config/alpha/predicates.md (add_operand): Likewise.
26343 (sext_add_operand, addition_operation): Likewise.
26345 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26347 PR tree-optimization/29145
26348 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26349 in our handling of restrict qualified pointers.
26351 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26354 * doc/invoke.texi (Wunused-value): Update description.
26355 (Wextra): Delete item.
26356 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26357 value of Wunused-value.
26358 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26359 (c_finish_stmt_expr): Don't check extra_warnings.
26360 (emit_side_effect_warnings): The caller is responsible to check
26363 2007-02-11 Roger Sayle <roger@eyesopen.com>
26364 Matt Thomas <matt@3am-software.com>
26366 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26368 2007-02-11 Roger Sayle <roger@eyesopen.com>
26370 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26371 comparisons of POPCOUNT against zero.
26372 (simplify_const_relational_operation): Likewise.
26374 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26376 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26378 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26380 * dwarf2out.c (root_type): Delete unused function.
26382 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26384 * genattrtab.c (contained_in_p): Delete unused function.
26385 (write_expr_attr_cache): Likewise.
26387 2007-02-11 Jan Hubicka <jh@suse.cz>
26389 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26392 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26394 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26395 to add the REG_EQ* note.
26396 * see.c (see_merge_one_use_extension): Likewise.
26397 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26398 turn REG_EQUAL notes into REG_EQUIV notes if the target
26399 register may have more than one set.
26400 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26401 * gcse.c (try_replace_reg): Likewise.
26402 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26403 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26404 more than one REG_EQUIV note.
26405 * reload1.c (gen_reload): Use set_unique_reg_note.
26407 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26409 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26410 (ix86_builtin_conversion): New function.
26412 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26415 * tree.h (DECL_REPLACEABLE_P): New macro.
26416 * except.c (set_nothrow_function_flags): Likewise.
26418 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26419 Ira Rosen <irar@il.ibm.com>
26420 Dorit Nuzman <dorit@il.ibm.com>
26422 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26423 * targhooks.c (default_builtin_vectorized_conversion): New.
26424 * targhooks.h (default_builtin_vectorized_function): New declaration.
26425 * target.h (struct vectorize): Add builtin_conversion field.
26426 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26427 stmt_vec_info_type value.
26428 (vectorizable_conversion): New declaration.
26429 * tree-vect-analyze.c (vect_analyze_operations): Add
26430 vectorizable_conversion call.
26431 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26432 * tree-vect-transform.c (vectorizable_conversion): New function.
26433 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26434 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26436 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26437 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26438 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26439 or ALTIVEC_BUILTIN_VCFSX.
26441 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26444 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26445 CONST_DOUBLE and operand 0 is a hard register.
26446 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26447 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26448 is a hard floating-point register.
26450 2007-02-10 Richard Henderson <rth@redhat.com>
26451 Jakub Jelinek <jakub@redhat.com>
26452 Alexandre Oliva <aoliva@redhat.com>
26454 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26455 * builtin-types.def (BT_WORD): Make unsigned.
26456 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26457 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26458 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26459 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26460 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26461 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26463 * expr.c (emutls_var_address): New.
26464 (expand_expr_real_1): Expand emulated tls.
26465 (expand_expr_addr_expr_1): Likewise.
26466 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26467 * output.h (emutls_finish): Declare.
26468 * toplev.c (compile_file): Call it.
26469 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26470 address before wrapping in CONST.
26471 * varasm.c (emutls_htab, emutls_object_type): New.
26472 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26473 (get_emutls_object_name, get_emutls_object_type): New.
26474 (get_emutls_init_templ_addr, emutls_decl): New.
26475 (emutls_common_1, emutls_finish): New.
26476 (assemble_variable): When emulating tls, swap decls; generate
26477 constructor for the emutls objects.
26478 (do_assemble_alias): When emulating tls, swap decl and target name.
26479 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26481 * varpool.c (decide_is_variable_needed): Look at force_output.
26482 Recurse for emulated tls.
26483 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26484 with decide_is_variable_needed.
26485 * emutls.c: New file.
26486 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26487 tls_object for real tls.
26489 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26491 PR rtl-optimization/29599
26492 * reload1.c (eliminate_regs_in_insn): Take the destination
26493 mode into account when computing the offset.
26495 2007-02-09 Stuart Hastings <stuart@apple.com>
26496 Richard Henderson <rth@redhat.com>
26498 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26499 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26500 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26501 fixuns_truncdfhi2): New.
26502 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26503 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26504 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26505 (floatunssidf2): Allow nonimmediate source.
26506 * config/i386/sse.md (movdi_to_sse): New.
26507 (vec_concatv2di): Drop '*'.
26508 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26509 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26510 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26512 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26513 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26514 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26515 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26516 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26517 ix86_build_const_vector.
26518 (x86_emit_floatuns): Rewrite.
26520 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26522 * genautomata.c (longest_path_length): Delete unused function.
26523 (struct state): Delete unused longest_path_length.
26524 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26525 (get_free_state): Delete unused.
26527 2007-02-09 Jan Hubicka <jh@suse.cz>
26529 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26530 * doc/invoke.texi (inline-unit-growth): Update default value.
26532 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26533 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26534 (rebuild_cgraph_edges): Likewise.
26535 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26536 (dump_cgraph_node): Dump frequencies.
26537 (cgraph_clone_edge): Add frequency scales.
26538 (cgraph_clone_node): Add freuqnecy.
26539 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26540 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26541 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26542 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26543 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26544 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26545 (save_inline_function_body): Likewise.
26546 * ipa-inline.c: inluce rtl.h
26547 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26548 (cgraph_edge_badness): Use frequencies.
26549 (cgraph_decide_recursive_inlining): Update clonning.
26550 (cgraph_decide_inlining_of_small_function): Dump frequency.
26551 * predict.c (estimate_bb_frequencies): Export.
26552 * predict.h (estimate_bb_frequencies): Declare.
26553 * tree-inline.c (copy_bb): Watch overflows.
26554 (expand_call_inline): Update call of cgraph_create_edge.
26555 (optimize_inline_calls): Use TODO flags to update frequnecies.
26556 * passes.h: Include predict.h
26557 (init_optimization_passes): Move profile ahead.
26558 (execute_function_todo): Handle TODO_rebuild_frequencies.
26560 2007-02-09 Roger Sayle <roger@eyesopen.com>
26562 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26563 the insbl or inswl pattern into a register.
26565 2007-02-09 Roger Sayle <roger@eyesopen.com>
26567 * config/ia64/ia64.md (bswapdi2): New define_insn.
26569 2007-02-09 Richard Henderson <rth@redhat.com>
26571 * config/i386/constraints.md (Ym): New constraint.
26572 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26573 (movdi_1_rex64): Split sse and xmm general register moves from
26574 memory move alternatives. Use conditional register constraints.
26575 (movsf_1, movdf_integer): Likewise.
26576 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26577 (movdf_integer_rex64): New.
26578 (pushsf_rex64): Fix output constraints.
26579 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26580 (sse2_stored): Likewise.
26581 (sse2_storeq_rex64): New.
26582 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26583 amd and not generic.
26584 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26585 for optimize_size. Remove SF/DFmode hack.
26587 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26589 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26592 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26593 Richard Sandiford <richard@codesourcery.com>
26595 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26596 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26597 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26598 m68k/t-mlib to tmake_file.
26599 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26600 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26601 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26602 Allow it to be cf or m68k. Set m68k_arch_family. If that
26603 variable is not empty, add t-$m68k_arch_family to tmake_file.
26604 Add t-mlibs to tmake_file.
26605 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26606 * config/m68k/t-cf: New file.
26607 * config/m68k/t-m68k: Likewise.
26608 * config/m68k/t-mlibs: Likewise.
26609 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26610 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26611 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26612 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26613 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26615 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26616 (INSTALL_LIBGCC): Delete.
26617 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26618 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26619 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26620 (M68K_MLIB_CPU): Define.
26621 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26622 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26623 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26625 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26626 Richard Guenther <rguenther@suse.de>
26628 PR middle-end/23361
26629 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26630 against INT_MIN/INT_MAX.
26631 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26632 file if a loop is removed.
26634 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26636 * calls.c (store_one_arg): Pass correct alignment to
26637 emit_push_insn for non-BLKmode values.
26638 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26639 unaligned stack slot via a suitably aligned slot.
26641 2007-02-08 DJ Delorie <dj@redhat.com>
26643 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26645 (legal_subregs): Use unsigned char, make const.
26646 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26648 2007-02-08 Paul Brook <paul@codesourcery.com>
26650 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26651 special interworking needed.
26653 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26655 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26656 conditional to __SSE2__.
26657 (Entries below should have been added to first ChangeLog
26658 entry for amdfam10 dated 2007-02-05)
26659 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26661 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26663 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26666 2007-02-08 DJ Delorie <dj@redhat.com>
26668 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26669 * config/m32c/m32c.c (legal_subregs): New.
26670 (m32c_illegal_subreg_p): New.
26671 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26672 unsupported subregs of hard regs.
26674 2007-02-08 Jan Hubicka <jh@suse.cz>
26676 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26677 the same one; always update histograms.
26679 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26681 * passes.c (init_optimization_passes): Tidy comment.
26683 2007-02-08 Roger Sayle <roger@eyesopen.com>
26685 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26686 strip zero_extend, bswap and rotates from POCOUNT's argument.
26687 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26688 zero_extend and rotates from PARITY's argument.
26689 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26690 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26691 of an integer constant at compile-time.
26693 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26696 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26698 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26701 * tree-ssa-live.c (remove_unused_locals): Do not remove
26702 TREE_ADDRESSABLE variables.
26703 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26704 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26705 FOR_CLOBBER. Update all users.
26706 If VAR has an associated alias set, add a virtual operand for
26707 it if no alias is found to conflict with the memory reference.
26709 2007-02-07 Jan Hubicka <jh@suse.cz>
26710 Robert Kidd <rkidd@crhc.uiuc.edu>
26712 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26714 2007-02-07 Ian Lance Taylor <iant@google.com>
26716 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26718 2007-02-07 Roger Sayle <roger@eyesopen.com>
26720 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26721 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26722 tablejumpdi, movsi_to_cr_one): Remove constraints from
26723 define_expand's match_operands.
26725 2007-02-07 Roger Sayle <roger@eyesopen.com>
26727 * global.c (compute_regsets): Move declatation of "i" inside of
26728 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26730 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26733 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26734 of INDIRECT_REF <RESULT_DECL>.
26736 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26738 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26739 Kaz Kojima <kkojima@gcc.gnu.org>
26742 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26744 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26746 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26748 * doc/loop.texi: Document possibility not to perform disambiguation
26749 of loops with multiple latches.
26750 * cfgloopmanip.c (alp_enum_p): Removed.
26751 (add_loop): Handle subloops. Use get_loop_body_with_size.
26752 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26753 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26754 the new forwarder block.
26755 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26756 Handle the case latch is NULL.
26757 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26758 modifications when marking loop exits.
26759 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26761 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26762 disambiguate_loops_with_multiple_latches.
26763 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26764 before fix_loop_structure.
26765 * cfgloop.c: Include pointer-set.h and output.h.
26766 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26767 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26768 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26769 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26770 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26771 disambiguate_multiple_latches, get_loop_body_with_size,
26772 disambiguate_loops_with_multiple_latches): New functions.
26773 (flow_loop_dump): Dump multiple latch edges.
26774 (flow_loop_nodes_find): Handle loops with multiple latches.
26775 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26776 (glb_enum_p): Modified.
26777 (get_loop_body): Use get_loop_body_with_size.
26778 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26779 (AVOID_CFG_MODIFICATIONS): New constant.
26780 (disambiguate_loops_with_multiple_latches, add_loop,
26781 get_loop_body_with_size): Declare.
26782 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26784 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26786 PR inline-asm/28686
26787 * global.c (compute_regsets): New function.
26788 (global_alloc): Refactored ELIMINABLE_REGSET
26789 and NO_GLOBAL_ALLOC_REGS computation out.
26790 (rest_of_handle_global_alloc): Call compute_regsets()
26791 for non-optimizing case.
26793 2007-02-06 Richard Henderson <rth@redhat.com>
26795 * config/i386/constraints.md (Y2): Rename from Y.
26796 (Yi): New constraint.
26797 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26798 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26799 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26800 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26801 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26802 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26803 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26804 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26805 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26806 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26807 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26808 vec_extractv2si_1): Change Y constraints to Y2.
26809 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26810 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26811 Change Y constraints to Y2.
26812 (sse2_loadld): Change Y constraints to x.
26814 2007-02-06 Roger Sayle <roger@eyesopen.com>
26816 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26817 (parity<mode>2): New define_expand using rs6000_emit_parity.
26818 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26819 rs6000_emit_parity): New functions.
26820 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26821 rs6000_emit_parity): Prototype here.
26823 2007-02-06 Ian Lance Taylor <iant@google.com>
26825 * lower-subreg.c (simple_move_operand): Reject CONST.
26826 (resolve_clobber): Call validate_change rather than directly
26827 assigning to XEXP (pat, 0).
26829 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26831 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26832 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26833 (tree-cfg.o): Remove hashtab.h dependency.
26835 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26836 (struct ivopts_data): Change niters to pointer_map_t.
26837 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26838 (niter_for_exit): Create pointer_map on demand. Change for
26840 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26841 (free_loop_data): Destroy data->niters if created and reset field.
26842 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26843 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26845 * tree-ssa-reassoc.c: Include pointer-set.h.
26846 (bb_rank): Change to long *.
26847 (operand_rank): Change to pointer_map_t.
26848 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26849 (insert_operand_rank): Accept long.
26850 (operand_entry_hash, operand_entry_eq): Remove.
26851 (get_rank): Return long. Adjust for changes above.
26852 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26854 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26856 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26857 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26858 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26860 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26861 directly since it cannot be NULL.
26862 (get_vi_for_tree): Rewrite for pointer_map API.
26863 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26864 (init_alias_vars): Create vi_for_tree as pointer_map.
26865 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26867 * tree-cfg.c: Don't include hashtab.h.
26868 (edge_to_cases): Declare as pointer_map.
26869 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26871 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26872 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26873 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26875 (record_switch_edge): Delete.
26876 (get_cases_for_edge): Adjust for pointer_map API, inline
26877 record_switch_edge (rewritten for new API), remove goto.
26879 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26881 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26882 * tree-nested.c: Include pointer-set.h.
26883 (var_map_elt, var_map_eq, var_map_hash): Delete.
26884 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26885 to pointer_map_t's.
26886 (nesting_info_bitmap_obstack): New.
26887 (lookup_field_for_decl): Adjust for pointer_map API.
26888 (lookup_tramp_for_decl): Adjust for pointer_map API.
26889 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26890 (get_local_debug_decl): Adjust for pointer_map API.
26891 (convert_nl_goto_reference): Adjust for pointer_map API.
26892 (convert_nl_goto_receiver): Adjust for pointer_map API.
26893 (create_nesting_tree): Create outside GGC space. Create bitmap on
26894 the new obstack. Create field_map and var_map as pointer_maps.
26895 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26897 (lower_nested_functions): Move root here, no need to NULL it.
26898 Initialize and release the obstack.
26900 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26902 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26903 Remove prototypes and make them non-static.
26904 (struct tree_int_map): Remove.
26905 * tree.h (struct tree_int_map): Move here, turning TO into an
26907 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26909 * tree.h (TREE_COMPLEXITY): Remove.
26910 (struct tree_exp): Remove complexity field.
26911 * tree.c (build1_stat): Don't set it.
26913 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26914 Victor Kaplansky <victork@il.ibm.com>
26916 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26917 (vect_is_simple_reduction): Support reduction with induction as
26918 one of the operands.
26919 (vect_is_simple_iv_evolution): Fix formatting.
26920 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26921 formatting. Don't mark induction phis for vectorization.
26922 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26923 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26924 (vect_get_vec_def_for_operand): Support induction.
26925 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26927 (vectorizable_reduction): Support reduction with induction as one of
26929 (vectorizable_type_demotion): Use def-type of stmt argument rather
26930 than dummy def-type.
26932 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26933 flag_tree_scev_cprop.
26934 * common.opt (tree-scev-cprop): New flag.
26936 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26937 call to vect_get_new_vect_var.
26939 2007-02-06 Ira Rosen <irar@il.ibm.com>
26941 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26942 vectype is not NULL.
26943 (vect_pattern_recog_1): Likewise.
26945 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26947 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26948 (fold_negate_expr): Likewise.
26950 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26953 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26954 even if cv-qualification is the same.
26956 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26958 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26959 __enable_execute_stack on completion.
26961 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26963 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26964 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26965 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26966 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26967 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26968 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26969 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26970 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26972 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26974 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26975 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26976 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26977 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26978 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26979 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26980 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26981 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26982 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26983 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26984 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26985 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26986 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26987 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26988 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26989 sqrtextenddfxf2_i387): Added amdfam10_decode.
26991 * config/i386/athlon.md (athlon_idirect_amdfam10,
26992 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26993 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26994 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26995 athlon_ivector_store_amdfam10): New define_insn_reservation.
26996 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26999 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27001 * config/i386/athlon.md (athlon_call_amdfam10,
27002 athlon_pop_amdfam10, athlon_lea_amdfam10): New
27003 define_insn_reservation.
27004 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
27005 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
27006 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
27008 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27010 * config/i386/athlon.md (athlon_sseld_amdfam10,
27011 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
27012 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27016 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27017 define_insn_reservation.
27018 * config/i386/i386.md (sseins): Added sseins to define_attr type
27019 and define_attr unit.
27020 * config/i386/sse.md: Set type attribute to sseins for insertq
27023 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27025 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27026 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27027 ssecomi_load_amdfam10, ssecomi_amdfam10,
27028 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27029 define_insn_reservation.
27030 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27032 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27034 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27035 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27036 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27037 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27038 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27039 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27040 define_insn_reservation.
27042 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27043 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27044 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27045 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27046 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27048 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27050 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27051 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27052 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27053 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27054 athlon_ssemul_load_k8): Added amdfam10.
27056 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27058 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27059 (x86_sse_unaligned_move_optimal): New variable.
27061 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27063 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27064 for unaligned vector SSE double/single precision loads for AMDFAM10.
27066 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27068 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27069 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27070 Define TARGET_CPU_DEFAULT_amdfam10.
27071 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27072 (processor_type): Add PROCESSOR_AMDFAM10.
27074 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27075 processor_type in config/i386/i386.h.
27076 Enable imul peepholes for TARGET_AMDFAM10.
27078 * config.gcc: Add support for --with-cpu option for amdfam10.
27080 * config/i386/i386.c (amdfam10_cost): New variable.
27081 (m_AMDFAM10): New macro.
27082 (m_ATHLON_K8_AMDFAM10): New macro.
27083 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27084 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27085 x86_promote_QImode, x86_integer_DFmode_moves,
27086 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27087 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27088 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27089 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27090 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27091 Enable/disable for amdfam10.
27092 (override_options): Add amdfam10_cost to processor_target_table.
27093 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27094 processor_alias_table.
27095 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27096 (ix86_adjust_cost): Add code for amdfam10.
27098 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27100 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27101 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27102 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27103 * config/i386/i386.h: Add builtin definition for SSE4A.
27104 * config/i386/i386.md: Add support for ABM instructions
27105 (popcnt and lzcnt).
27106 * config/i386/sse.md: Add support for SSE4A instructions
27107 (movntss, movntsd, extrq, insertq).
27108 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27109 Add -march=amdfam10 flag.
27110 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27111 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27113 * doc/extend.texi: Add documentation for SSE4A builtins.
27115 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27117 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27119 2007-02-05 Richard Guenther <rguenther@suse.de>
27121 * tree-vectorizer.h (vectorizable_function): Add argument type
27122 argument, change return type.
27123 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27124 * tree-vect-transform.c (vectorizable_function): Handle extra
27125 argument, return vectorized function decl.
27126 (build_vectorized_function_call): Remove.
27127 (vectorizable_call): Handle calls with result and argument types
27128 differing. Handle loop vectorization factor correctly.
27129 * targhooks.c (default_builtin_vectorized_function): Adjust for
27131 * targhooks.h (default_builtin_vectorized_function): Likewise.
27132 * target.h (builtin_vectorized_function): Add argument type
27134 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27135 extra argument, allow vectorizing of lrintf.
27136 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27137 documentation of target hook.
27139 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27142 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27143 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27144 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27146 2007-02-05 Roger Sayle <roger@eyesopen.com>
27148 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27149 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27150 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27151 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27152 before canonicalizing sincos to cexpi.
27153 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27155 2007-02-05 Roger Sayle <roger@eyesopen.com>
27157 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27158 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27159 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27161 2007-02-05 Roger Sayle <roger@eyesopen.com>
27163 * mips-tfile.c (initialize_init_file): Correct endianness test.
27165 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27167 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27168 the 'y' constraint.
27170 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27172 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27173 saves in a PARALLEL before the register assignments.
27175 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27177 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27178 DWARF_FRAME_RETURN_COLUMN to be a general register.
27179 * dwarf2out.c (init_return_column_size): New function, split from...
27180 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27181 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27182 to be nongeneral registers.
27183 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27185 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27186 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27188 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27190 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27192 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27194 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27195 (remove_path): Use can_remove_branch_p and remove_branch instead
27196 of loop_delete_branch_edge.
27197 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27198 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27199 Update profile using scale_dominated_blocks_in_loop.
27200 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27201 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27202 (can_remove_branch_p, remove_branch): Declare.
27203 * tree-cfg.c (tree_can_remove_branch_p): New function.
27204 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27205 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27206 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27208 2007-02-05 Jan Hubicka <jh@suse.cz>
27210 PR middle-end/30696
27211 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27212 nodes in cgraph, don't remove offline copy of the function.
27214 2007-02-04 Jan Hubicka <jh@suse.cz>
27216 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27217 vectors might cause maybe_lookup_element_for_expr to be called
27218 on non-sra-candidate.
27220 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27222 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27223 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27224 spelling conventions.
27226 2007-02-04 Richard Guenther <rguenther@suse.de>
27228 PR middle-end/30636
27229 * fold-const.c (try_move_mult_to_index): Make sure to not
27230 overflow one dimension of a multi-dimensional array access.
27232 2007-02-04 Jan Hubicka <jh@suse.cz>
27234 * passes.c (init_optimization_passes): Reindent.
27236 2007-02-04 Jan Hubicka <jh@suse.cz>
27237 Eric Botcazou <ebotcazou@adacore.com>
27239 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27240 (execute_fixup_cfg): Break out the abnormal goto code.
27241 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27242 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27243 (optimize_inline_calls): Call make_nonlocal_label_edges.
27245 2007-02-04 Jan Hubicka <jh@suse.cz>
27247 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27248 true when something was changed.
27249 (rename_ssa_copies): When something was changed, do
27250 TODO_remove_unused_locals.
27251 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27252 add TODO_remove_unused_locals when instruction was removed.
27254 2007-02-04 Jan Hubicka <jh@suse.cz>
27256 * ipa-inline.c (try_inline): Improve debug output; work on already
27258 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27259 call try_inline for already inlined edges too when flattening;
27260 inline also functions that make callee growth but overall unit size
27263 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27265 * config/m32c/bitops.md, config/m32c/jump.md,
27266 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27267 config/m32r/m32r.h, config/m32r/m32r.md,
27268 config/m32r/predicates.md, config/m68hc11/larith.asm,
27269 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27270 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27271 config/mips/mips-protos.h, config/mips/mips.c,
27272 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27273 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27274 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27275 spelling conventions.
27277 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27278 Follow spelling conventions.
27280 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27282 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27283 warn about C++0x compatibility.
27285 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27287 * config/h8300/h8300.c, config/h8300/h8300.h,
27288 config/h8300/h8300.md: Follow spelling conventions.
27290 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27292 PR middle-end/30667
27293 * combine.c (try_combine): Do not substitute source operand
27294 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27296 2007-02-03 Jan Hubicka <jh@suse.cz>
27298 PR gcov-profile/30650
27299 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27300 do not divide by zero for never executed counters.
27301 (tree_find_values_to_profile): Fix counters.
27302 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27304 2007-02-03 Ian Lance Taylor <iant@google.com>
27306 * lower-subreg.c (simple_move_operand): New static function,
27307 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27309 (simple_move): Call simple_move_operand.
27310 (find_decomposable_subregs): Add special handling of MEMs.
27311 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27312 meaning of return value. If we see a hard register, test whether
27313 it can store a word_mode value. Change all callers.
27315 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27317 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27318 ftrapv insns and expanders.
27319 (subdi3): Change define_expand operand 1 to arith11_operand, and
27320 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27321 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27322 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27325 PR middle-end/30174
27326 * varasm.c (notice_global_symbol): Treat global objects as weak when
27327 flag_shlib is true.
27329 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27331 * emit-rtl.c (dconstpi): Delete.
27332 (dconstsqrt2): New.
27333 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27334 * real.h (dconstpi): Delete.
27335 (dconstsqrt2): New.
27336 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27337 (fold_builtin_hypot): Likewise.
27339 2007-02-03 Tom Tromey <tromey@redhat.com>
27342 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27343 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27345 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27347 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27348 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27349 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27350 config/rs6000/cell.md, config/rs6000/darwin.h,
27351 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27352 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27353 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27354 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27355 typos. Follow spelling conventions.
27356 * doc/invoke.texi: Follow spelling conventions.
27358 2007-02-03 Roger Sayle <roger@eyesopen.com>
27360 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27361 canonicalization transformations that attempt to simplify integer
27362 constant comparisons to become comparisons against zero.
27364 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27366 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27368 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27369 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27371 2007-02-02 Mike Stump <mrs@apple.com>
27373 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27374 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27375 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27376 generate a branch island.
27378 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27380 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27381 (xtensa_legitimate_address_p): New.
27382 (xtensa_legitimize_address): New.
27383 (xtensa_output_addr_const_extra): New.
27384 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27386 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27387 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27388 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27389 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27390 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27391 (xtensa_legitimize_address): New.
27392 (xtensa_output_addr_const_extra): New.
27394 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27396 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27398 2007-02-02 Ian Lance Taylor <iant@google.com>
27400 * expmed.c (expand_divmod): Add comment.
27402 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27404 * emit-rtl.c (renumber_insns): Remove.
27405 * flags.h: Remove the extern for flag_renumber_insns.
27406 * rtl.h: Remove the prototype for renumber_insns.
27407 * toplev.c (flag_renumber_insns): Remove.
27409 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27411 Revert for x86 darwin:
27412 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27414 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27415 code before the following patch under TARGET_MACHO.
27416 (ix86_function_value_regno_p): Likewise.
27418 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27420 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27423 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27426 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27427 loads to general or fp registers. Add comments.
27428 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27430 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27432 * pointer-set.c (insert_aux): Only return insertion slot.
27433 (pointer_set_insert): Adjust.
27434 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27435 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27436 pointer_map_traverse): New.
27437 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27438 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27439 pointer_map_contains, pointer_map_traverse): Declare.
27441 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27443 PR middle-end/30473
27444 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27445 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27447 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27449 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27451 (struct _dep): New type.
27452 (dep_t): New typedef.
27453 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27454 (DEP_STATUS): New access macro. The macro with the same name was
27455 renamed to DEP_LINK_STATUS.
27456 (dep_init): Declare function
27458 (struct _dep_link): New type.
27459 (dep_link_t): New typedef.
27460 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27461 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27462 (DEP_LINK_STATUS): New macro.
27463 (debug_dep_links): New debug function.
27465 (struct _deps_list): New type.
27466 (deps_list_t): New typedef.
27467 (DEPS_LIST_FIRST): New access macro.
27468 (FOR_EACH_DEP_LINK): New cycle macro.
27469 (create_deps_list, free_deps_list, delete_deps_list): Declare
27471 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27472 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27473 (copy_deps_list_change_con): Ditto.
27475 (move_dep_link): Declare function.
27477 (struct _dep_node): New type.
27478 (dep_node_t): New typedef.
27479 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27481 (struct haifa_insn_data.back_deps): New field to hold backward
27482 dependencies of the insn.
27483 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27485 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27486 Change its type to deps_list_t.
27487 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27488 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27489 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27491 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27493 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27495 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27497 (dep_cost): Declare.
27499 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27500 (ds_to_dk, dk_to_ds): New functions.
27502 (init_dep_1): New static function.
27503 (init_dep): New function.
27504 (copy_dep): New static function.
27506 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27508 (detach_dep_link): New static function.
27509 (move_dep_link): New function.
27511 (dep_links_consistent_p, dump_dep_links): New static functions.
27512 (debug_dep_links): New debugging function.
27514 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27516 (alloc_deps_list, init_deps_list): New static functions.
27517 (create_deps_list): New function.
27518 (clear_deps_list): New static function.
27519 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27520 (deps_list_consistent_p, dump_deps_list): New static functions.
27521 (debug_deps_list): New function.
27522 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27524 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27526 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27527 use new scheduler dependencies lists.
27528 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27529 (sched_analyze): Ditto. Initialize dependencies lists.
27530 (add_forw_dep, compute_forward_dependences): Update to use new
27531 scheduler dependencies lists.
27533 (init_dependency_caches): Init deps_obstack.
27534 (free_dependency_caches): Free deps_obstack.
27536 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27537 new scheduler dependencies lists.
27538 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27539 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27541 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27542 Update to use new scheduler dependencies lists.
27543 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27544 (debug_dependencies): Ditto.
27545 (schedule_region): Update comments.
27547 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27548 scheduler dependencies lists.
27549 (schedule_ebb): Update comments.
27551 * rtl.def (DEPS_LIST): Remove.
27553 * lists.c (unused_deps_list): Remove.
27554 (free_list): Update assertions.
27556 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27557 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27559 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27560 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27562 * haifa-sched.c (comments): Update.
27563 (insn_cost1): Remove. Inline the code into insn_cost ().
27564 (insn_cost): Update to use new scheduler dependencies lists. Move
27565 processing of the dependency cost to dep_cost ().
27566 (dep_cost): New function. Use it instead of insn_cost () when
27567 evaluating cost of the dependency. Use compatible interface to
27568 interact with the target.
27569 (priority): Update to use new scheduler dependencies lists.
27570 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27571 with greater number of insns that depend on the insn.
27572 (schedule_insn): Update to use new scheduler dependencies lists. Add
27573 code to free backward dependencies lists. Inline and optimize code
27574 from resolve_dep () - see PR28071.
27575 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27576 lists. Update call to targetm.sched.is_costly_dependence hook.
27578 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27579 scheduler dependencies lists.
27581 (resolve_dep): Remove. Move the logic to schedule_insn ().
27582 (init_h_i_d): Initialize dependencies lists.
27584 (process_insn_depend_be_in_spec): Rename to
27585 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27586 dependencies lists.
27587 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27588 Update to use new scheduler dependencies lists.
27589 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27591 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27592 new scheduler dependencies lists.
27593 (build_intra_loop_deps): Ditto.
27595 * target.h (struct _dep): Declare to use in
27596 gcc_target.sched.is_costly_dependence.
27597 (struct gcc_target.sched.adjust_cost): Fix typo.
27598 (struct gcc_target.sched.is_costly_dependence): Change signature to
27599 use single dep_t parameter instead of an equivalent triad.
27600 (struct gcc_target.sched.adjust_cost_2): Remove.
27602 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27604 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27606 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27608 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27610 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27611 (REG_DEP_TRUE): Document.
27613 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27614 Change signature to correspond to the targetm.sched.adjust_cost hook.
27615 Update use in TARGET_SCHED_ADJUST_COST_2.
27616 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27617 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27618 new scheduler dependencies lists.
27619 (ia64_gen_check): Ditto.
27621 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27622 scheduler dependencies lists.
27624 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27625 signature to correspond to the targetm.sched.is_costly_dependence hook.
27626 (is_costly_group): Update to use new scheduler dependencies lists.
27628 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27629 instead of INSN_COST () macro.
27631 2007-02-01 Ian Lance Taylor <iant@google.com>
27633 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27635 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27637 * pa.md (tp_load): Correct mfctl instruction syntax.
27639 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27641 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27642 altivec_padding_size calculation on AIX. Improve comment, add
27643 assert to verify that it's right.
27645 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27648 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27650 PR inline-asm/28686
27651 * global.c (global_alloc): Add mising initialization of
27654 2007-02-01 Roger Sayle <roger@eyesopen.com>
27656 * alias.c (init_alias_analysis): Correct whitespace.
27657 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27658 partition_hot_cold_basic_blocks): Likewise.
27659 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27660 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27661 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27662 fold_builtin_snprintf_chk, fold_builtin_printf,
27663 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27664 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27665 * cfgcleanup.c (cleanup_cfg): Likewise.
27666 * cfgexpand.c (tree_expand_cfg): Likewise.
27667 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27668 * function.c (get_next_funcdef_no): Likewise.
27669 * gengtype.c (main): Likewise.
27670 * genmodes.c (main): Likewise.
27671 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27672 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27673 * ifcvt.c (noce_emit_move_insn): Likewise.
27674 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27676 * stor-layout.c (get_best_mode): Likewise.
27677 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27678 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27679 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27680 perform_var_substitution, solve_graph): Likewise.
27681 * tree-vrp.c (vrp_finalize): Likewise.
27683 2007-02-01 Ian Lance Taylor <iant@google.com>
27685 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27686 high part of a paradoxical subreg, return a constant zero.
27688 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27690 * toplev.c (lang_dependent_init): Call init_set_costs.
27691 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27693 2007-02-01 Richard Guenther <rguenther@suse.de>
27695 PR middle-end/30656
27696 * fold-const.c (fold_negate_expr): Allow negating a
27697 constant if overflow does not change.
27699 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27701 * doc/c-tree.texi (Expression trees): Improve markup.
27702 * doc/tm.texi (Register Classes, Addressing Modes)
27703 (Floating Point): Fix spacing after abbreviations. Fix some
27706 2007-02-01 Ben Elliston <bje@au.ibm.com>
27708 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27709 * doc/contrib.texi: Likewise.
27710 * doc/install.texi: Likewise.
27712 2007-01-31 Richard Henderson <rth@redhat.com>
27713 Ian Lance Taylor <iant@google.com>
27715 * lower-subreg.c: New file.
27716 * rtl.def (CONCATN): Define.
27717 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27718 pass_lower_subreg2.
27719 * emit-rtl.c (update_reg_offset): New static function, broken out
27720 of gen_rtx_REG_offset.
27721 (gen_rtx_REG_offset): Call update_reg_offset.
27722 (gen_reg_rtx_offset): New function.
27723 * regclass.c: Revert patch of 2006-03-05, restoring
27725 (clear_reg_info_regno): New function.
27726 * dwarf2out.c (concatn_loc_descriptor): New static function.
27727 (loc_descriptor): Handle CONCATN.
27728 * common.opt (fsplit_wide_types): New option.
27729 * opts.c (decode_options): Set flag_split_wide_types when
27731 * timevar.def (TV_LOWER_SUBREG): Define.
27732 * rtl.h (gen_reg_rtx_offset): Declare.
27733 (reg_scan_update): Declare.
27734 * regs.h (clear_reg_info_regno): Declare.
27735 * tree-pass.h (pass_lower_subreg): Declare.
27736 (pass_lower_subreg2): Declare.
27737 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27738 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27739 -fsplit-wide-types.
27740 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27741 * Makefile.in (OBJS-common): Add lower-subreg.o.
27742 (lower-subreg.o): New target.
27744 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27746 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27748 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27751 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27753 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27755 PR middle-end/29335
27756 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27758 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27760 * cfgloop.h: Include vec-prim.h.
27761 (enum li_flags): Remove LI_ONLY_OLD.
27762 (loop_iterator): Changed.
27763 (fel_next, fel_init): Iterate over loop tree.
27764 (FOR_EACH_LOOP_BREAK): New macro.
27765 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27767 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27768 * modulo-sched.c (sms_schedule): Ditto.
27769 * tree-vectorizer.c (vectorize_loops): Ditto.
27770 * doc/loop.texi: Update information on loop numbering and behavior of
27771 FOR_EACH_LOOP wrto new loops.
27772 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27773 add_to_evolution_1): Test nestedness of loops instead of comparing
27775 * tree-chrec.c (chrec_fold_plus_poly_poly,
27776 chrec_fold_multiply_poly_poly, chrec_evaluate,
27777 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27778 reset_evolution_in_loop): Ditto.
27779 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27781 2007-01-31 Dirk Mueller <dmueller@suse.de>
27783 * c-common.c (warn_about_parentheses): Separate warning about
27784 un-parenthized sequence of comparison operators from the one
27785 which is supposed to warn about x <= y <= z.
27787 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27789 * optabs.h (enum optab_index): Add new OTI_isinf.
27790 (isinf_optab): Define corresponding macro.
27791 * optabs.c (init_optabs): Initialize isinf_optab.
27792 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27794 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27795 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27797 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27798 expand_builtin_interclass_mathfn.
27799 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27800 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27801 (fxam<mode>2_i387): New insn pattern.
27802 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27803 built-in functions as x87 inline asm.
27805 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27807 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27809 2007-01-30 Eric Christopher <echristo@apple.com>
27811 * config.gcc: Add geode.
27813 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27815 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27816 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27817 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27818 value-prof.c: Fix comment typos.
27820 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27823 * doc/invoke.texi (Wpointer-arith): Document warning.
27825 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27827 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27828 the list of discrepancies from the draft TR.
27830 2007-01-30 Dirk Mueller <dmueller@suse.de>
27833 * doc/invoke.texi (-Wreturn-type): Update description to
27834 match new behavior.
27836 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27838 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27840 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27842 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27843 to handle optabs that operate on floating point input argument and
27844 output to integer output.
27845 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27846 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27847 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27848 expand_builtin_interclass_mathfn ().
27849 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27850 (ilogbsi2): Remove.
27851 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27852 ilogbl built-in functions as x87 intrinsics.
27854 2007-01-30 Richard Guenther <rguenther@suse.de>
27856 PR middle-end/27657
27857 * dwarf2out.c (reference_to_unused): Query varpool if the
27858 variable was output.
27860 2007-01-30 Richard Guenther <rguenther@suse.de>
27862 PR middle-end/30313
27863 * passes.c (execute_one_pass): Reset in_gimple_form to not
27864 confuse non-unit-at-a-time mode.
27866 2007-01-29 Roger Sayle <roger@eyesopen.com>
27867 Richard Guenther <rguenther@suse.de>
27869 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27870 avoid undefined behaviour on overflow. Use force_fit_type_double
27871 to construct the constant with the specified TREE_OVERFLOW.
27873 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27875 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27876 * config/dfp-bit.h: Ditto.
27878 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27880 * c-decl.c (pop_scope): Replace warnings with call to
27881 warn_for_unused_label.
27882 * c-common.h (warn_for_unused_label): Declare.
27883 * c-common.c (warn_for_unused_label): Define.
27885 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27887 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27890 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27892 * Makefile.in (USER_H): Remove decfloat.h.
27893 * ginclude/decfloat.h: Delete, moving contents to ...
27894 * ginclude/float.h: Add support for decimal floating point,
27895 guarded by __STDC_WANT_DEC_FP__.
27897 2007-01-29 Mike Stump <mrs@apple.com>
27899 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27900 Analysis and Representation to resolve case insensitive conflict.
27901 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27903 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27905 * tree.h (struct tree_memory_tag): Add aliases member.
27906 (MTAG_ALIASES): New macro.
27907 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27908 (add_may_alias): Remove pointer-set. Update for may_aliases being
27910 (mark_aliases_call_clobbered): Update for may_aliases being a
27912 (compute_tag_properties): Ditto.
27913 (create_partition_for): Ditto.
27914 (compute_memory_partitions): Ditto.
27915 (dump_may_aliases_for): Ditto.
27916 (is_aliased_with): Ditto.
27917 (add_may_alias_for_new_tag): Ditto.
27918 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27919 (compute_is_aliased): New function.
27920 (compute_may_aliases): Call compute_is_aliased).
27921 (init_alias_info): Initialize alias_bitmap_obstack.
27922 (union_alias_set_into): New function.
27923 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27924 (have_common_aliases_p): Rewrite to take two bitmaps and use
27926 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27927 Update for bitmaps.
27928 (finalize_ref_all_pointers): Update for add_may_alias changes.
27929 (new_type_alias): Ditto.
27930 * tree-flow-inline.h (may_aliases): Return a bitmap.
27931 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27932 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27933 may_aliases being a bitmap.
27934 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27935 may_aliases now returns a bitmap.
27936 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27938 * tree-ssa-operands.c (add_virtual_operand): Update for
27939 may_aliases being a bitmap.
27941 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27943 PR tree-optimization/30630
27944 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27945 variable as changed.
27947 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27950 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27951 expanded only once even if an error occurs.
27953 2007-01-29 Ben Elliston <bje@au.ibm.com>
27955 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27956 (__gcov_average_profiler): Likewise.
27957 (__gcov_ior_profiler): Likewise.
27958 (__gcov_merge_ior): Likewise.
27960 2007-01-28 Jan Hubicka <jh@suse.cz>
27962 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27963 * value-prof.c (stringop_block_profile): Likewise.
27965 2007-01-28 Jan Hubicka <jh@suse.cz>
27967 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27968 Add variant handling histograms; add wrapper.
27969 (clear_storage_via_libcall): Export.
27970 (emit_block_move_hints): Break out from ...; add histograms.
27971 (emit_block_move): ... this one.
27972 (clear_storage_hints): Break out from ...; add histograms.
27973 (clear_storage): ... this one.
27974 (set_storage_via_memset): Handle histogram.
27975 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27976 (clear_storage_hints, clear_storage_via_libcall): Declare.
27977 (set_storage_via_setmem): Update prototype.
27978 * doc/md.texi (movmem, setmem): Document new arguments.
27980 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27981 Add new histograms.
27982 (stringop_block_profile): New global function.
27983 (tree_stringops_values_to_profile): Profile block size and alignment.
27984 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27986 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27987 (stringop_block_profile): Declare.
27988 * builtins.c: Include value-prof.h.
27989 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27990 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27991 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27992 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27993 * profile.c (instrument_values): Add new counters.
27994 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27996 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27997 (tree_init_edge_profiler): Build new profilers.
27998 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27999 (pass_tree_profile): Add dump.
28000 (tree_profile_hooks): Update.
28001 * Makefile.in (LIBGCOV): Add new constants.
28002 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
28003 __gcov_ior_profiler): New.
28004 * i386.md (movmem/setmem expanders): Add new optional arguments.
28006 2007-01-28 David Edelsohn <edelsohn@gnu.org>
28008 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
28010 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28012 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28013 (tree_unswitch_single_loop): Pass eni_size_weights to
28014 tree_num_loop_insns.
28015 * tree-ssa-loop-manip.c: Include tree-inline.h.
28016 (can_unroll_loop_p): Pass eni_size_weights to
28017 tree_num_loop_insns.
28018 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28019 Pass eni_size_weights to estimate_num_insns.
28020 * tree.h (init_inline_once): Export.
28021 * toplev.c (backend_init): Call init_inline_once.
28022 * cgraphunit.c (cgraph_process_new_functions,
28023 cgraph_analyze_function): Pass eni_inlining_weights to
28024 estimate_num_insns.
28025 * ipa-inline.c (compute_inline_parameters): Ditto.
28026 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28027 to estimate_num_insns.
28028 (try_unroll_loop_completely): Pass eni_size_weights to
28029 tree_num_loop_insns.
28030 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28031 ot estimate_num_insns.
28032 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28033 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28034 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28035 eni_time_weights): New variables.
28036 (init_inline_once): Initialize them.
28037 (struct eni_data): Mew.
28038 (estimate_num_insns_1, estimate_num_insns): Use weights.
28039 * tree-inline.h (struct eni_weights_d): New.
28040 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28041 (estimate_num_insns): Declaration changed.
28042 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28043 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28044 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28046 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28048 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28049 relations in the conflict function is valid.
28051 2007-01-27 Ian Lance Taylor <iant@google.com>
28053 * common.opt: Add fstrict-overflow.
28054 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28055 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28056 (TYPE_OVERFLOW_UNDEFINED): Define.
28057 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28059 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28060 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28061 (fold_negate_expr): Likewise.
28062 (make_range): Likewise.
28063 (extract_muldiv_1): Likewise.
28064 (maybe_canonicalize_comparison): Likewise.
28065 (fold_comparison): Likewise.
28066 (fold_binary): Likewise.
28067 (tree_expr_nonnegative_p): Likewise.
28068 (tree_expr_nonzero_p): Likewise.
28069 * tree-vrp.c (compare_values): Likewise.
28070 (extract_range_from_binary_expr): Likewise.
28071 (extract_range_from_unary_expr): Likewise.
28072 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28074 (nowrap_type_p): Likewise.
28075 * tree-scalar-evolution.c (simple_iv): Likewise.
28076 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28077 (build_range_check): Likewise.
28078 (extract_muldiv_1): Likewise.
28079 (fold_comparison): Likewise.
28080 * tree-vrp.c (vrp_int_const_binop): Likewise.
28081 (extract_range_from_unary_expr): Likewise.
28082 * convert.c (convert_to_integer): Likewise.
28083 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28084 (fold_comparison): Likewise.
28085 (fold_binary): Likewise.
28086 * optabs.c (optab_for_tree_code): Likewise.
28087 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28088 * simplify-rtx.c (simplify_const_relational_operation): Check
28089 flag_strict_overflow and flag_trapv.
28090 (simplify_const_relational_operation): Likewise.
28091 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28092 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28095 2007-01-27 Roger Sayle <roger@eyesopen.com>
28097 * tree.c (tree_fold_gcd): Delete.
28098 * tree.h (tree_fold_gcd): Remove prototype.
28099 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28100 test whether one constant integer is a multiple of another. Instead
28101 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28102 * fold-const.c (multiple_of_p): We've determined both TOP and
28103 BOTTOM are integer constants so we can call int_const_binop directly
28104 instead of the more generic const_binop.
28106 2007-01-27 Roger Sayle <roger@eyesopen.com>
28108 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28109 1*X check that the constant hasn't overflowed, to preserve the
28111 (round_up): Provide an efficient implementation when rouding-up an
28112 INTEGER_CST to a power-of-two.
28114 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28116 * doc/sourcebuild.texi: Add comma for clarity.
28117 * doc/extend.texi: Fix some typos.
28118 * doc/passes.texi: Likewise.
28119 * doc/cppinternals.texi: Likewise.
28120 * doc/c-tree.texi: Likewise.
28121 * doc/tree-ssa.texi: Likewise.
28122 * doc/install.texi: Likewise.
28124 2007-01-27 Jan Hubicka <jh@suse.cz>
28126 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28127 (pass_sra): Do not require alias information.
28128 * passes.c (init_optimization_passes): Add SRA
28130 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28132 * tracer.c (rest_of_handle_tracer): We already cleaned
28133 up the CFG in tracer() so don't do it here again.
28134 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28135 cleanup_cfg here, either. And don't call renumber_insns.
28137 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28138 and BB_HEAD are in the insn stream here. Instead make sure
28139 that BB_INSN is valid on all insns. Also, do check here that
28140 there are no pending branch predictions...
28141 (rtl_verify_flow_info): ...instead of doing it here. Checks
28142 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28145 2007-01-26 Roger Sayle <roger@eyesopen.com>
28147 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28148 function to simplify/factorize operand order canonicalization.
28149 (ix86_fixup_binary_operands): Reorganize using the above function.
28150 (ix86_binary_operator_ok): Likewise.
28152 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28154 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28155 file scope from optimize_attrs.
28156 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28158 (optimize_attrs): Clear insn_code_values after freeing it.
28160 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28162 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28163 a parts.base assignment.
28165 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28167 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28168 (compute_subscript_distance, initialize_data_dependence_relation,
28169 finalize_ddr_dependent, analyze_ziv_subscript,
28170 analyze_siv_subscript_cst_affine,
28171 compute_overlap_steps_for_affine_univar,
28172 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28173 analyze_siv_subscript, analyze_miv_subscript,
28174 analyze_overlapping_iterations, subscript_dependence_tester_1,
28175 compute_self_dependence, free_dependence_relation): Work
28176 with affine_fn instead of chrecs.
28177 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28178 common_affine_function, affine_function_base,
28179 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28180 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28181 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28182 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28183 (all_chrecs_equal_p): Removed.
28184 * tree-data-ref.h (affine_fn, conflict_function): New types.
28185 (struct subscript): Change type of conflicting_iterations_in_a
28186 and conflicting_iterations_in_b.
28188 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28191 * config/pa/pa.h (TARGET_HPUX_11): New.
28192 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28193 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28195 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28196 Richard Guenther <rguenther@suse.de>
28198 * tree-ssa-structalias.c (solve_graph): Handle case
28199 we merged the variable to another.
28201 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28203 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28206 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28207 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28209 2007-01-25 DJ Delorie <dj@redhat.com>
28211 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28212 allow changes to modes which don't fit in those registers.
28214 * reload1.c (choose_reload_regs): Check for invalid subregs before
28215 computing their locations, not after.
28217 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28220 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28221 save Altivec registers in an eh_return function.
28222 (compute_vrsave_mask): Likewise.
28223 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28224 for saving Altivec registers.
28225 (rs6000_emit_prologue): Don't allocate stack twice in
28226 eh_return function. Correct expected value of altivec_save_offset
28227 when using save_world. Describe save of R0 to stack when using
28228 save_world. Describe stack pointer adjustment when using
28229 save_world. Remove duplicated eh_return parameter register saving.
28230 Update sp_offset variable after save_world.
28231 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28233 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28234 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28237 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28239 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28241 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28244 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28245 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28247 2007-01-25 Richard Guenther <rguenther@suse.de>
28249 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28250 * common.opt (-Wcoverage-mismatch): New warning option.
28251 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28252 if -Wcoverage-mismatch is given.
28254 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28256 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28257 (ipcp_driver): Change to static definition.
28258 Add dumping of the ifunctions.
28259 (constant_val_insert): Remove unused parameter. Support for SSA.
28260 (ipcp_propagate_const): Support for SSA.
28261 (ipcp_profile_bb_print): Print only analyzed nodes.
28262 (ipcp_replace_map_create): Remove support for Fortran constant
28264 * ipa-prop.c (ipa_method_modify_stmt,
28265 ipa_callsite_compute_param): Support for SSA.
28266 * ipa-prop.h (ipcp_driver): Remove declaration.
28267 (IS_VALID_TREE_MAP_INDEX): Add define.
28269 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28271 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28273 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28275 PR middle-end/30447
28276 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28277 constant argument to cabs and do it without checking for
28278 -funsafe-math-optimizations.
28280 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28282 * c-common.h (RID_FIRST_CXX0X): New.
28283 (RID_LAST_CXX0X): New.
28284 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28286 * c.opt (Wc++0x-compat): New.
28287 * doc/invoke.texi (-Wc++0x-compat): Document.
28289 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28291 * builtins.c (fold_builtin_carg): New.
28292 (fold_builtin_1): Use it.
28294 2007-01-24 Jan Hubicka <jh@suse.cz>
28296 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28298 * ipa-inline.c (initial_insns, max_insns): Delete.
28299 (compute_max_insns): New function.
28300 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28301 amount of insns as base for code growth.
28302 (cgraph_decide_inlining): Make initial_insns local; do not compute
28304 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28305 * doc/invoke.texi (inline-unit-growth): Update docs.
28307 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28309 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28310 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28311 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28312 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28313 for CPUs that have PTA_CX16 set.
28315 PR middle-end/27416
28316 * gimplify.c (omp_check_private): New function.
28317 (gimplify_scan_omp_clauses): Use it for
28318 firstprivate/lastprivate/reduction.
28320 PR middle-end/30494
28321 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28322 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28324 PR middle-end/30421
28325 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28326 If lower_lastprivate_clauses emits some statements, append them
28327 to dlist rather than body_p and to body_p append an initializer.
28328 (lower_omp_for): Adjust caller.
28330 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28332 * target.h (globalize_decl_name): New.
28333 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28334 * output.h (default_globalize_decl_name): New.
28335 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28337 (globalize_decl): Ditto.
28338 (default_globalize_decl_name): New.
28339 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28340 (ia64_handle_version_id_attribute): New.
28341 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28342 (ia64_asm_output_external): Use globalize_decl_name instead
28343 of globalize_label.
28344 * doc/extend.texi (version_id): New pragma.
28345 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28347 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28349 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28350 _uleb128_t and _Unwind_SWord with _sleb128_t.
28351 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28352 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28354 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28355 * unwind-pe.h (read_uleb128, read_sleb128,
28356 read_encoded_value_with_base): Likewise.
28357 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28359 2007-01-24 Richard Guenther <rguenther@suse.de>
28361 * builtins.c (expand_builtin_cexpi): Get the fndecl
28362 for cexp in the correct way.
28364 2007-01-24 Jan Hubicka <jh@suse.cz>
28366 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28369 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28371 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28372 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28373 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28374 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28375 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28376 __SIZEOF_PTRDIFF_T__.
28377 * doc/cpp.texi: Documentation for the new builtin macros added.
28379 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28381 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28382 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28383 instead of operands[2] to avoid access past the end of array.
28385 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28387 * reload1.c (emit_reload_insns): Pass the reload register
28388 for a non-spill output reload through forget_old_reloads_1.
28390 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28392 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28393 _SOFT_DOUBLE if doubles use software floating-point.
28394 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28395 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28396 * config/rs6000/darwin-ldouble.c: Also compile functions for
28397 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28398 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28399 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28400 commented-out long double override.
28401 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28402 * config/rs6000/eabispe.h: Likewise.
28403 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28404 long double for non-SPE.
28405 (rs6000_handle_option): Likewise.
28406 (invalid_e500_subreg): Disallow more subregs involding DImode,
28407 DFmode, TImode or TFmode.
28408 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28410 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28412 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28413 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28415 (rs6000_legitimate_address): Also check for TFmode for E500
28417 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28418 (spe_build_register_parallel): Handle TFmode and TCmode.
28419 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28421 (function_arg): Handle TFmode and TCmode for E500 double.
28422 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28424 (print_operand): Handle TFmode and TImode for %y.
28425 (rs6000_generate_compare): Handle TFmode comparisons for E500
28427 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28428 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28429 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28430 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28431 TFmode for E500 double.
28432 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28433 (floatsidf2): Enable for E500 double.
28434 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28435 (extenddftf2): Change to extenddftf2_fprs.
28436 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28437 depending on TARGET_E500_DOUBLE.
28438 (extendsftf2): Enable for E500 double.
28439 (trunctfdf2): Enable for E500 double.
28440 (trunctfsf2): Change to trunctfsf2_fprs.
28441 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28442 depending on TARGET_E500_DOUBLE.
28443 (floatsitf2): Enable for E500 double.
28444 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28445 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28446 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28447 (negtf2): Change to negtf2_internal.
28448 (negtf2): New expander.
28449 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28450 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28451 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28452 (movdi_internal32): Use rs6000_nonimmediate_operand.
28453 (unnamed splitter): Likewise.
28454 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28455 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28456 (SPE64TF, DITI): New mode macros.
28457 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28460 (frob_<mode>_di_2): New.
28461 (frob_tf_di_8_2): New.
28462 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28464 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28466 (frob_ti_<mode>_8_2): New.
28467 (frob_ti_tf_2): New.
28468 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28469 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28471 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28472 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28473 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28474 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28475 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28476 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28479 2007-01-23 Ian Lance Taylor <iant@google.com>
28481 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28483 (OBJS-archive): Reformat, alphabetize.
28484 (OBJS): Change out_object_file to OBJS-md.
28486 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28488 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28489 JUMP_P and CALL_P predicates where applicable.
28490 * config/i386/i386.c: Ditto.
28491 * config/i386/i386.md: Ditto.
28492 * config/i386/mmx.md: Ditto.
28493 * config/i386/predicates.md: Ditto.
28495 2007-01-22 Andreas Schwab <schwab@suse.de>
28497 * config/m68k/m68k.h: Fix comment.
28499 2007-01-22 Jan Hubicka <jh@suse.cz>
28501 * passes.c (init_optimization_passes): Do not rerun
28502 pass_early_warn_uninitialized.
28504 2007-01-22 Richard Guenther <rguenther@suse.de>
28506 PR tree-optimization/30038
28507 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28509 (execute_cse_sincos_1): Likewise.
28510 (execute_cse_sincos): Likewise.
28511 (gate_cse_sincos): Likewise.
28512 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28513 the cexpi() canonicalization of sincos().
28514 * tree-pass.h (pass_cse_sincos): Declare.
28515 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28517 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28519 PR rtl-optimization/29329
28520 * combine.c (replaced_rhs_insn): Rename to i2mod.
28521 (replaced_rhs_value): Rename to i2mod_new_rhs.
28522 (i2mod_old_rhs): New global variable.
28523 (combine_instructions): Adjust for above change. Save a copy of
28524 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28525 note are substituted in the second instruction.
28526 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28527 ditch the note if it pertains to the second eliminated register
28528 and this register is mentioned in i2mod_old_rhs.
28531 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28533 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28534 the insn to which the note was originally attached.
28536 2007-01-21 Jan Hubicka <jh@suse.cz>
28538 * ipa-inline.c (inlining_mode): Comment, move up.
28539 (cgraph_decide_inlining_incrementally): Do not perform inlining
28540 itself; fix handling of flattening of self recursive functions.
28541 (cgraph_find_cycles): Remove.
28542 (cgraph_flatten_node): Remove.
28543 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28544 (try_inline): New function.
28545 (cgraph_early_inlining): Update call of
28546 cgraph_decide_inlining_incrementally. Apply inlining here.
28547 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28549 2007-01-21 Dirk Mueller <dmueller@suse.de>
28552 * tree-vrp.c (check_array_bounds): do not warn
28553 about ADDR_EXPR's of ARRAY_REF's which are immediately
28554 used in binary expressions.
28556 2007-01-21 Ira Rosen <irar@il.ibm.com>
28558 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28559 read_write_dep and macros for its access.
28560 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28561 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28562 argument, call vect_check_interleaving for every independent pair of
28563 data-refs. Mark loads that access the same memory location as a store
28565 (vect_check_dependences): Remove.
28566 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28567 call, fix the call to vect_analyze_data_ref_dependence.
28568 (vect_analyze_data_ref_access): For statements that access the same
28569 data-ref, check that they are not stores; for loads, check that there
28570 is no store that access the same location.
28572 2007-01-20 Roger Sayle <roger@eyesopen.com>
28573 Joseph Myers <joseph@codesourcery.com>
28575 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28576 (-fdump-rtl-stack): Likewise.
28577 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28578 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28579 (-mpt-fixed): Use @minus{} for minus sign.
28580 (Using Precompiled Headers): Fix under/overfull hbox.
28582 2007-01-20 Jan Hubicka <jh@suse.cz>
28584 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28585 place within annotation.
28587 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28589 * pa.c (output_move_double): Change array size of xoperands to 4.
28591 2007-01-20 Jan Hubicka <jh@suse.cz>
28593 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28596 2007-01-19 Ian Lance Taylor <iant@google.com>
28598 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28599 constant to unsigned HOST_WIDE_INT before negating.
28601 2007-01-19 Ian Lance Taylor <iant@google.com>
28603 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28605 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28606 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28607 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28608 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28609 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28610 (realloc_vdef, realloc_vuse): Change second parameter to
28612 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28613 fields to unsigned.
28614 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28615 unsigned. Change x and lim locals to unsigned.
28616 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28618 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28619 (copy_virtual_operands): Change i and n locals to unsigned.
28621 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28623 PR middle-end/29335
28624 * builtins.c (fold_builtin_1): Handle builtin fdim.
28626 2007-01-20 Jan Hubicka <jh@suse.cz>
28628 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28629 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28630 init_alias_heapvars.
28631 (init_alias_heapvars): Initialize only when not already initialized.
28632 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28634 2007-01-19 Roger Sayle <roger@eyesopen.com>
28636 * common.opt (fsigned-zeros): New command line option.
28637 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28638 of flag_unsafe_math_optimizations.
28639 * opts.c (set_fast_math_flags): The -ffast-math command line option
28640 implies -fno-signed-zeros.
28641 (fast_math_flags_set_p): Likewise.
28643 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28644 the documentation of -ffast-math appropriately. Wrap long lines.
28646 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28648 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28649 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28651 2007-01-19 Tomas Bily <tbily@suse.cz>
28653 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28655 (tree_init_ic_make_global_vars): New function
28656 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28657 (tree_gen_ic_profiler): New function
28658 (tree_gen_ic_func_profiler): New function
28659 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28660 (tree_profile_hooks): Added hook for indirec/virtual calls
28661 * value-prof.c (tree_find_values_to_profile): New case for
28663 (tree_values_to_profile): Call for determining indirect/virtual
28665 (tree_indirect_call_to_profile): New function
28666 (tree_ic_transform): New function
28667 (tree_ic): New function
28668 (find_func_by_pid): New function
28669 (init_pid_map): New function
28670 (tree_value_profile_transformations): Added check for
28671 indirect/virtual call transformation
28672 * value-prof.h (enum hist_type): New counter type for
28673 indirect/virtual calls
28674 (profile_hooks): Added new hook for profiling indirect/virtual
28676 * profile.c (instrument_values): New case for indirect/virtual
28678 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28679 (GCOV_COUNTER_V_INDIR): New counter type
28680 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28681 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28683 * cgraph.c: Definition of cgraph_max_pid
28684 (cgraph_create_node): Default init of pid attribute
28685 * cgraph.h: Declaration of cgraph_max_pid
28686 (struct cgraph_node): Added pid attribute
28687 * libgcov.c (__gcov_indirect_call_profiler): New function
28688 (__gcov_one_value_profiler_body): New function
28689 (__gcov_one_value_profiler): Body was moved to
28690 __gcov_one_value_profiler_body and calls it
28692 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28694 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28695 * gengtype.c (write_types_data, write_func_for_structure,
28696 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28697 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28698 (walk_type, write_func_for_structure): Generate the mark_hook if
28701 2007-01-19 Jan Hubicka <jh@suse.cz>
28703 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28704 'early' argument take inlining mode argument specifying whether to
28705 inline for size/speeed or all functions; add support for flattening;
28707 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28709 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28712 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28713 the name of the declared identifier.
28715 2007-01-19 Dirk Mueller <dmueller@suse.de>
28717 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28718 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28719 duplicate evaluation.
28721 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28723 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28724 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28725 to XFMode, use acosxf2 and truncate result to requested mode.
28726 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28727 (asin<mode>2): Similarly, with asin expanders.
28728 (*fscalexf4_i387): Rename from *fscalexf4.
28729 (expNcorexf3): New expander.
28730 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28731 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28732 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28733 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28734 patterns for SSE math.
28735 (exp10<mode>2): Similarly, with exp10 expanders.
28736 (exp2<mode>2): Similarly, with exp2 expanders.
28737 (expm1<mode>2): Similarly, with expm1 expanders.
28738 (ldexp<mode>3): Similarly, with ldexp expanders.
28739 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28740 Use gen_truncxf<mode>2_i387_noop to truncate result.
28742 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28744 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28745 for ColdFire targets.
28747 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28748 Richard Sandiford <richard@codesourcery.com>
28750 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28751 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28752 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28753 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28754 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28755 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28757 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28759 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28760 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28761 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28762 (*adddi_dilshr32_cf): New pattern.
28763 (adddi3, subdi3): Remove first alternatives.
28765 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28767 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28768 implemented using move.l, do not use its cc result for floating-point
28771 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28773 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28774 from accepting 's' constraints if flag_pic.
28776 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28778 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28779 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28780 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28781 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28783 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28785 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28786 ColdFire alternatives.
28787 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28788 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28789 architectures that support ff1 instruction.
28791 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28792 Julian Brown <julian@codesourcery.com>
28794 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28795 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28796 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28799 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28801 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28803 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28804 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28805 HOST_WIDE_INT instead of an rtx.
28806 (m68k_rtx_costs): Update call accordingly.
28807 (output_move_const_into_data_reg): Likewise. Fix formatting.
28808 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28810 (output_move_simode_const): Update calls after above changes.
28811 Rework to use automatic variables and predicates like MEM_P.
28812 * config/m68k/m68k.md (pushexthisi_const): Update call to
28815 2007-01-19 Dirk Mueller <dmueller@suse.de>
28817 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28818 in dump_flags test.
28820 2007-01-19 Richard Guenther <rguenther@suse.de>
28822 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28823 via cexp in case sincos is not available.
28825 2007-01-19 Richard Guenther <rguenther@suse.de>
28827 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28828 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28829 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28830 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28831 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28832 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28833 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28834 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28836 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28838 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28840 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28841 (atan2xf3): Directly generate RTL pattern.
28842 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28843 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28844 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28845 disable patterns for SSE math.
28846 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28847 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28848 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28849 disable patterns for SSE math.
28851 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28853 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28855 2007-01-18 Roger Sayle <roger@eyesopen.com>
28857 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28858 VIEW_CONVERT_EXPR to the same type as it's operand.
28860 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28862 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28863 configured for long double 128.
28865 2007-01-18 Mike Stump <mrs@apple.com>
28867 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28870 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28872 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28875 2007-01-18 Jan Hubicka <jh@suse.cz>
28877 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28878 greater than NUM_VOP_FREE_BUCKETS.
28880 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28882 * tree-ssa-structalias.c: Update comments.
28883 (ptabitmap_obstack): Removed.
28884 (pta_obstack): New.
28885 (oldpta_obstack): Ditto.
28886 (stats): Add a few members.
28887 (struct variable_info): Remove node, complex, address_taken, and
28888 indirect_target members. Add oldsolution member.
28889 (new_var_info): Do not initialize removed members.
28890 (constraint_expr_type): Remove INCLUDES.
28891 (constraint_graph): Add size, implicit_preds, rep,
28892 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28893 (FIRST_REF_NODE): New macro.
28894 (LAST_REF_NODE): Ditto.
28895 (FIRST_ADDR_NODE): Ditto.
28896 (find): New function.
28898 (dump_constraint): Do not handle INCLUDES.
28899 (insert_into_complex): Do not insert duplicate constraints.
28900 (condense_varmap_nodes): Renamed and rewritten into ...
28901 (merge_node_constraints): This. Also fix bug in handling of
28902 offseted copy constraints.
28903 (clear_edges_for_node): No longer need to deal with preds at all,
28904 or removing associated preds/succs.
28905 (merge_graph_nodes): Deal with indirect_cycles.
28906 Don't deal with predecessors.
28907 (add_implicit_graph_edge): New function.
28908 (add_pred_graph_edge): Ditto.
28909 (add_graph_edge): Don't deal with predecessors.
28910 (build_constraint_graph): Removed.
28911 (build_pred_graph): New function.
28912 (build_succ_graph): Ditto.
28913 (struct scc_info): Removed in_component. Added roots, dfs, and
28914 node_mapping. Remove visited_index, unification_queue.
28915 (scc_visit): Deal with union-find we do now.
28916 Deal with cycles with REF nodes.
28917 (collapse_nodes): Renamed and rewritten to ...
28918 (unify_nodes): This.
28919 (process_unification_queue): Removed.
28920 (topo_visit): Cleanup
28921 (do_da_constraint): Use find.
28922 (do_sd_constraint): Ditto.
28923 (do_ds_constraint): Ditto.
28924 (do_complex_constraint): Ditto.
28925 (init_scc_info): Update for removed and added members.
28926 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28927 (find_indirect_cycles): This.
28928 (equivalence_class): New variable.
28929 (label_visit): New function.
28930 (perform_variable_substitution): Rewritten.
28931 (free_var_substitution_info): New function.
28932 (find_equivalent_node): Ditto.
28933 (move_complex_constraints): Ditto.
28934 (eliminate_indirect_cycles): Ditto.
28935 (solve_graph): Only propagate changed bits.
28936 Use indirect cycle elimination.
28938 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28939 (tree_id_eq): Renamed to ...
28940 (tree_vi_eq): This. Update for member change
28941 (insert_id_for_tree): Renamed and rewritten to ...
28942 (insert_vi_for_tree): This.
28943 (lookup_id_for_tree): Renamed and rewritten to ...
28944 (lookup_vi_for_tree): This.
28945 (get_id_for_tree): Renamed and rewritten to ...
28946 (get_vi_for_tree): Ditto.
28947 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28948 (process_constraint): Don't handle INCLUDES.
28949 Remove special ADDRESSOF case.
28950 (find_func_aliases): Rewrite to use vi functions instead of id
28952 (create_function_info_for): Ditto.
28953 (create_variable_info_for): Ditto.
28954 (intra_create_variable_infos): Ditto.
28955 (merge_smts_into): Ditto.
28956 (find_what_p_points_to): Ditto.
28957 (init_base_vars): Ditto.
28958 (init_alias_vars): Ditto.
28959 (remove_preds_and_fake_succs): New function.
28960 (dump_sa_points_to_info): Dump new stats.
28961 (dump_solution_for_var): Use find.
28962 (set_used_smts): Fix formatting.
28963 (compute_points_to_sets): Updated for new functions.
28964 (ipa_pta_execute): Ditto.
28966 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28967 Richard Sandiford <richard@codesourcery.com>
28969 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28971 * calls.c (expand_call): If the return value is a PARALLEL,
28972 extract its first member.
28973 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28974 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28975 use FUNCTION_EXTRA_EPILOGUE.
28976 (m68k_function_value): Return a PARALLEL if the return value
28977 is of a pointer type.
28978 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28979 (FUNCTION_EXTRA_EPILOGUE): Remove.
28980 * config/m68k/m68k.md (D0_REG): New constant.
28982 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28984 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28985 output a NOP for empty epilogues.
28987 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28989 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28990 before function. Extend register save check to include all
28991 registers, not just integer ones.
28993 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28995 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28996 (m68k_use_return_insn): ...this.
28997 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28998 * config/m68k/m68k.c (use_return_insn): Rename to...
28999 (m68k_use_return_insn): ...this.
29000 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
29001 of USE_RETURN_INSN.
29003 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29005 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
29006 nearest even, fix denormal rounding overflow.
29008 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29010 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
29011 f%$smove and f%$move.
29012 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29013 (extendsfdf2_cf): Use fdmove instead of f%&move.
29014 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29015 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29017 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29019 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29022 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29024 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29025 (coldfire_single_format): Declare.
29026 (coldfire_double_format): Likewise.
29027 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29028 of qnan_msb_set to determine the lower bits of a canonical
29030 (encode_ieee_double): Likewise.
29031 (encode_ieee_quad): Likewise.
29032 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29033 (mips_single_format): Likewise.
29034 (ieee_double_format): Likewise.
29035 (mips_double_format): Likewise.
29036 (ieee_extended_motorola_format): Likewise.
29037 (ieee_extended_intel_96_format): Likewise.
29038 (ieee_extended_intel_128_format): Likewise.
29039 (ieee_extended_intel_96_round_53_format): Likewise.
29040 (ibm_extended_format): Likewise.
29041 (mips_extended_format): Likewise.
29042 (ieee_quad_format): Likewise.
29043 (mips_quad_format): Likewise.
29044 (vax_f_format): Likewise.
29045 (vax_d_format): Likewise.
29046 (vax_g_format): Likewise.
29047 (i370_single_format): Likewise.
29048 (i370_double_format): Likewise.
29049 (decimal_single_format): Likewise.
29050 (decimal_double_format): Likewise.
29051 (decimal_quad_format): Likewise.
29052 (c4x_single_format): Likewise.
29053 (c4x_extended_format): Likewise.
29054 (real_internal_format): Likewise.
29055 (coldfire_single_format): New real_format.
29056 (coldfire_double_format): Likewise.
29057 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29058 canonical_nan_lsbs_set.
29059 (pdp11_d_format): Likewise.
29060 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29061 if TARGET_COLDFIRE_CPU.
29063 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29065 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29066 (output_call, m68k_legitimize_call_address): Declare.
29067 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29068 parenthesees. Add support for a 'W' constraint.
29069 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29070 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29071 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29072 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29074 (override_options): Initialize them. Do not set flag_no_function_cse
29075 for TARGET_ID_SHARED_LIBRARY.
29076 (m68k_output_pic_call): Delete.
29077 (m68k_legitimize_call_address): New function.
29078 (print_operand): Remove the %o prefix. Handle the %p prefix.
29079 (output_call): New function.
29080 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29081 target address from the GOT if symbolic jumps are not allowed.
29082 * config/m68k/m68k.md (call, general_operand): Do not set
29083 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29084 Merge separate flag_pic and !flag_pic define_insns into...
29085 (*call, *call_value): ...these new patterns. Match the address
29086 rather than the containing MEM and require it to be a call_operand.
29087 Use output_call to generate the asm template.
29088 * config/m68k/predicates.md (const_call_operand): New predicate.
29089 (call_operand): Likewise.
29091 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29093 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29094 (STACK_GROWS_DOWNWARD): Define to 1.
29095 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29096 comments, emphasizing that these values are only defaults.
29097 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29098 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29102 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29104 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29105 Richard Sandiford <richard@codesourcery.com>
29107 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29108 (FP_REGNO_P): New macros.
29109 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29110 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29111 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29112 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29114 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29116 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29117 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29119 * config/m68k/t-floatlib: New file, extracting common code from...
29120 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29121 * config/m68k/t-uclinux: Here.
29122 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29123 routines on ColdFire targets.
29125 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29127 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29128 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29129 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29130 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29131 explicitly set MOTOROLA to 1.
29132 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29135 Nathan Sidwell <nathan@codesourcery.com>
29137 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29138 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29139 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29140 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29141 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29142 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29143 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29144 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29145 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29146 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29147 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29148 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29149 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29150 (DBX_REGISTER_NUMBER): Delete.
29151 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29152 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29153 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29155 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29157 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29158 * config/flat.h: New file.
29159 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29160 OBJECT_FORMAT_FLAT.
29161 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29162 indirect references for -msep-data or -mid-shared-library.
29163 Do not use PC-relative code addresses either.
29164 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29166 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29167 for shared libraries and crt1.o for executables. Use crti.o and
29169 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29170 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29171 Do not add -elf2flt or -shared-lib-id options here.
29172 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29173 Pass -shared-lib-id if -mid-shared-library, taking the library
29174 identifier from -mshared-library-id if given, otherwise
29176 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29177 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29178 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29179 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29180 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29181 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29183 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29184 jump sequence for ISA A and ISA A+.
29185 (PICJUMP): Likewise.
29187 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29189 * config.gcc (m68k-*-uclinux*): Base the port on the common
29190 and m68k GNU/Linux files rather than on the generic ELF ones.
29191 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29192 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29194 2007-01-18 Julian Brown <julian@codesourcery.com>
29195 Richard Sandiford <richard@codesourcery.com>
29197 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29198 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29199 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29201 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29202 80 unconditionally.
29203 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29205 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29207 * doc/install.texi: Document m68k-uclinuxoldabi.
29208 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29209 * config/m68k/uclinux-oldabi.h: New file, copied from
29210 config/m68k/uclinux.h.
29212 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29214 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29215 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29216 (m32r_compute_frame_size): Use unsigned for regno.
29217 (m32r_reload_lr): Use gen_frame_mem.
29219 (m32r_output_function_epilogue): Don't output the function epilogue
29221 (m32r_expand_epilogue): New.
29222 (direct_return): Return false if the function has the interrupt
29224 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29225 * config/m32r/m32r.md (epilogue): New expander.
29226 (return_lr, return_rte): New insns.
29227 (return): Make it expander.
29228 (return_normal): New expander.
29230 2007-01-18 Josh Conner <jconner@apple.com>
29233 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29234 support for UNLE, UNLT, UNGE, and UNGT.
29236 2007-01-18 Jan Hubicka <jh@suse.cz>
29238 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29239 * tree-tailcall (add_virtual_phis): Likewise.
29240 (optimize_tail_call): Return TODOs.
29241 (execute_tail_calls): Return TODOs.
29242 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29243 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29245 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29246 Cleanup cfg using TODO.
29247 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29248 * passes.c (execute_function_todo): When cleanup did something, remove
29250 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29251 (make_edges): Don't cleanup_cfg.
29253 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29255 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29256 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29257 operate on the top of stack.
29258 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29259 register handling of instructions that output to the second
29261 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29262 (move_for_stack_reg): Special-case check for dead destination
29263 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29265 * config/i386/i386.md (UNSPEC_TAN): New constant.
29266 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29267 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29268 to correctly model move of constant 1.0 to top stack slot.
29269 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29270 (unnamed peephole2 pattern): Remove corresponding peephole2
29271 pattern that optimizes tan insn and loading of constant 1.0.
29272 (tanxf2): Use fptanxf4_i387.
29273 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29274 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29275 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29276 disable patterns for SSE math.
29277 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29278 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29280 2007-01-18 Dirk Mueller <dmueller@suse.de>
29281 Richard Guenther <rguenther@suse.de>
29284 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29285 * common.opt (Warray-bounds): Add new warning option.
29286 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29288 * Makefile.in: make tree-vrp.o depend on toplev.h
29289 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29291 (check_array_refs, check_array_bounds, check_array_ref): New.
29293 2007-01-18 Jan Hubicka <jh@suse.cz>
29295 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29296 (execute_ssa_ccp): Return flags conditionally.
29297 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29299 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29301 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29303 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29304 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29306 * Makefile.c (GTFILES): Add cfglayout.h.
29307 * gengtype.c (open_base_files): Likewise.
29308 * cfglayout.c (cfg_layout_function_footer,
29309 cfg_layout_function_header) Reindent to make gengtype happy.
29310 * cfglayout.h (cfg_layout_function_footer,
29311 cfg_layout_function_header): Add GTY(()) marker.
29313 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29315 2007-01-18 Ben Elliston <bje@au.ibm.com>
29317 * genautomata.c (write_automata): Include xstrerror output in the
29318 error message if writing the DFA description file fails.
29320 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29322 * config/mips/mips-protos.h (mips_output_external): Make it
29324 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29325 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29326 (extern_list): Likewise.
29327 (extern_head): Likewise.
29328 (TARGET_ASM_FILE_END): Likewise.
29329 (mips_file_end): Likewise.
29330 (mips_output_external): Rewritten.
29332 2007-01-18 Ben Elliston <bje@au.ibm.com>
29334 * genpreds.c (write_insn_preds_c): Only write out the function
29335 body for regclass_for_constraint if we have register constraints.
29337 2007-01-17 Tom Tromey <tromey@redhat.com>
29339 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29340 * doc/install.texi (Testing): Use sourceware.org.
29341 (Binaries): Likewise.
29342 (Specific): Likewise.
29343 * doc/contrib.texi (Contributors): Use sourceware.org.
29345 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29347 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29348 (AVR_ENHANCED): Rename to ...
29349 (AVR_HAVE_MUL): ... new.
29350 (avr_enhanced_p): Rename to ...
29351 (avr_have_mul_p): ... new.
29352 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29353 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29354 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29355 (avr_have_mul_p): ... new.
29356 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29357 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29358 'avr_enhanced_p' and 'enhanced'.
29359 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29360 AVR_HAVE_MUL instead of AVR_ENHANCED.
29361 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29362 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29363 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29364 instead of AVR_ENHANCED.
29365 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29366 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29367 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29369 2007-01-17 Ian Lance Taylor <iant@google.com>
29371 * vec.h (VEC_reserve_exact): Define.
29372 (vec_gc_p_reserve_exact): Declare.
29373 (vec_gc_o_reserve_exact): Declare.
29374 (vec_heap_p_reserve_exact): Declare.
29375 (vec_heap_o_reserve_exact): Declare.
29376 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29378 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29379 negative parameter.
29380 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29381 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29382 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29383 * vec.c (calculate_allocation): Add exact parameter. Change all
29385 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29386 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29387 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29388 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29389 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29390 (vec_heap_p_reserve_exact): New function.
29391 (vec_heap_o_reserve_exact): New function.
29393 2007-01-17 Jan Hubicka <jh@suse.cz>
29395 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29397 2007-01-17 Eric Christopher <echristo@apple.com>
29399 * config.gcc: Support core2 processor.
29401 2007-01-16 Jan Hubicka <jh@suse.cz>
29403 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29404 the names, just unlink the chain so we don't crash on dangling
29408 2007-01-16 Jan Hubicka <jh@suse.cz>
29410 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29411 * tree-pass.h: Reorder to make IPA passes appear toegher.
29412 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29414 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29415 parameters, do not call early inliner.
29416 * ipa-inline.c: Update comments. Include tree-flow.h
29417 (cgraph_decide_inlining): Do not compute inlining parameters.
29418 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29419 be called with function context set up.
29420 (pass_ipa_inline): Remove unreachable functions before pass.
29421 (cgraph_early_inlining): Simplify assuming to be called from the
29423 (pass_early_inline): New pass.
29424 (cgraph_gate_ipa_early_inlining): New gate.
29425 (pass_ipa_early_inline): Turn into simple wrapper.
29426 (compute_inline_parameters): New function.
29427 (gate_inline_passes): New gate.
29428 (pass_inline_parameters): New pass.
29429 (apply_inline): Move here from tree-optimize.c
29430 (pass_apply_inline): New pass.
29431 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29433 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29434 doing them by hand.
29435 (tree_function_versioning): Do not allocate dummy struct function.
29436 * tree-inline.h (optimize_inline_calls): Update prototype.
29437 * tree-optimize.c (execute_fixup_cfg): Export.
29438 (pass_fixup_cfg): Remove
29439 (tree_rest_of_compilation): Do not apply inlines.
29440 * tree-flow.h (execute_fixup_cfg): Declare.
29441 * Makefile.in (gt-passes.c): New.
29442 * passes.c: Include gt-passes.h
29443 (init_optimization_passes): New passes.
29444 (nnodes, order): New static vars.
29445 (do_per_function_toporder): New function.
29446 (execute_one_pass): Dump current pass here.
29447 (execute_ipa_pass_list): Don't dump current pass here.
29449 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29451 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29452 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29454 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29456 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29457 (strong_alias): Define.
29458 (__gcc_qmul): Provide non-FMA for soft-float.
29459 (__gcc_qdiv): Same.
29464 (__gcc_qunord): New.
29474 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29475 soft-float functions.
29476 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29477 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29478 about long double soft float.
29480 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29481 Tehila Meyzels <tehila@il.ibm.com>
29483 * tree-vectorizer.h (is_pattern_stmt_p): New.
29484 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29485 formatting (tabs instead of spaces). Cleanup and clarify setting
29486 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29487 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29488 (vectorizable_type_demotion): Check that types are integral.
29489 (vectorizable_type_promotion): Likewise.
29490 (vectorizable_store): Fix typo. Eliminate new-line at end of
29493 2007-01-16 Jan Hubicka <jh@suse.cz>
29495 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29498 2007-01-15 Eric Christopher <echristo@apple.com>
29500 * ifcvt.c: Include vec.h, vecprim.h.
29501 (check_cond_move_block): New argument regs.
29502 Reorganize. Add registers used to regs.
29503 (cond_move_process_if_block): Use regs set above as
29506 2007-01-15 Eric Christopher <echristo@apple.com>
29508 * config/darwin.h: Update copyright.
29509 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29510 (LINK_COMMAND_SPEC): Add -u.
29511 (LINK_SPEC): Fix umbrella for above.
29513 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29515 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29518 2007-01-15 Tom Tromey <tromey@redhat.com>
29520 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29521 * doc/install.texi (Testing): Don't mention jacks.
29522 (Configuration): Document --enable-java-maintainer-mode. Move
29523 --with-java-home to libgcj-specific section. Document
29525 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29527 2007-01-15 Jan Hubicka <jh@suse.cz>
29529 * tree-ssa-dce.c (DCE_TODOs): New.
29530 (propagate_necessity): Return if something changed.
29531 (eliminate_unnecessary_stmts): Likewise.
29532 (perform_tree_ssa_dce): Return TODO flags when needed.
29533 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29535 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29537 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29538 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29539 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29540 patterns using X87MODEF12 mode macro. Extend operand 1
29541 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29542 (log10<mode>2): Ditto.
29543 (log2<mode>2): Ditto.
29544 (log1p<mode>2): Ditto.
29545 (logb<mode>2): Ditto.
29546 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29547 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29548 (*fxtractxf3_i387): Rename from *fxtractxf3.
29549 (fxtract_extend<mode>xf3_i387): New insn pattern.
29550 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29551 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29552 and gen_fyl2xxf3_i387().
29554 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29556 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29557 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29558 get_loop_exit_edges. Changed return type to bool.
29559 * cfgloop.h (fix_loop_placement): Declaration removed.
29561 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29563 * param.h (MIN_VECT_LOOP_BOUND): New.
29564 * params.def (MIN_VECT_LOOP_BOUND): New.
29565 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29566 argument - minimum threshold for number of iterations.
29567 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29568 argument to declaration.
29569 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29570 MIN_VECT_LOOP_BOUND.
29571 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29572 slpeel_tree_peel_loop_to_edge with additional argument.
29573 (vect_do_peeling_for_alignment): Likewise.
29574 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29576 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29579 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29580 operands of size 1.
29582 2007-01-14 Jan Hubicka <jh@suse.cz>
29584 * tree-dfa.c (remove_referenced_var): New function.
29585 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29586 prune referenced vars list too.
29587 * tree-flow.h (remove_referenced_var): Declare.
29589 2007-01-14 Jan Hubicka <jh@suse.cz>
29591 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29593 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29594 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29595 * except.h (verify_eh_throw_table_statements): Kill prototype.
29596 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29597 into call exrepssions.
29598 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29600 * tree-cfg.c: Include pointer-set.h.
29601 (verify_node_sharing): Work on pointer set.
29602 (verify_eh_throw_stmt_node): New.
29603 (verify_stmts): Use pointers sets, verify throw_stmt.
29605 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29607 * ipa-reference.c (analyze_function): Consider also addresses taken
29610 2007-01-12 Roger Sayle <roger@eyesopen.com>
29612 * c-typeck.c (null_pointer_constant_p): Replace use of
29613 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29614 (build_c_cast): Likewise.
29616 2007-01-12 Roger Sayle <roger@eyesopen.com>
29618 * tree.h (force_fit_type_double): Remove unused final argument.
29619 * c-common.c (constant_expression_warning): Replace use of
29620 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29621 (convert_and_check): Likewise.
29622 (shorten_compare): Update call to force_fit_type_double.
29623 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29624 * convert.c (convert_to_pointer): Update call to
29625 force_fit_type_double.
29626 * fold-const.c (force_fit_type_double): Remove overflowed_const
29628 (int_const_binop, fold_convert_const_int_from_int,
29629 fold_convert_const_int_from_real, fold_div_compare,
29630 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29631 fold_abs_const, fold_not_const): Remove the final argument from
29632 calls to force_fit_type_double.
29634 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29636 * configure.ac: Set insn to "nop" for spu-*-* also.
29637 * configure: Regenerate.
29639 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29641 * builtins.def : Add BUILT_IN_FREE.
29643 2007-01-12 Jan Hubicka <jh@suse.cz>
29645 PR tree-optimization/30443
29646 * tree-inline.c (tree_function_versioning): Do not optimize when
29647 cloning for inlining.
29649 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29651 * doc/loop.texi: Document recording of loop exits.
29652 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29653 (update_single_exits_after_duplication,
29654 update_single_exit_for_duplicated_loop,
29655 update_single_exit_for_duplicated_loops): Removed.
29656 (duplicate_loop_to_header_edge): Do not call
29657 update_single_exits_after_duplication and
29658 update_single_exit_for_duplicated_loops.
29659 (loop_version): Do not update single_exit information.
29660 (fix_loop_structure): Use record_loop_exits instead of
29661 mark_single_exit_loops.
29662 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29663 the lists of loop exits.
29664 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29665 split_edge, merge_blocks): Update the lists of loop exits.
29666 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29667 loop_optimizer_init.
29668 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29669 of mark_single_exit_loops.
29670 (loop_optimizer_finalize): Call release_recorded_exits.
29671 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29672 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29673 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29674 update single exit information.
29675 * lambda-code.c (perfect_nestify): Ditto.
29676 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29677 (mark_single_exit_loops): Removed.
29678 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29679 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29680 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29682 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29683 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29684 (verify_loop_structure): Verify consistency of the exit lists.
29685 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29686 (set_single_exit): Removed.
29687 * cfgloop.h (struct loop_exit): New function.
29688 (struct loop): single_exit_ field replaced by exits field.
29689 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29690 LOOPS_HAVE_RECORDED_EXITS.
29691 (struct loops): Added exits hash.
29692 (mark_single_exit_loops, set_single_exit): Declaration removed.
29693 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29695 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29697 * doc/invoke.texi: Avoid use of @headitem.
29699 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29701 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29703 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29705 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29708 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29709 Richard Sandiford <richard@codesourcery.com>
29711 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29712 * config/m68k/m68k.opt: Resort options.
29713 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29715 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29716 Richard Sandiford <richard@codesourcery.com>
29718 * doc/invoke.texi: Document the macros that are defined by
29719 m68k's -mtune and -mhard-float options.
29720 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29721 (m68k_cpp_cpu_family): Likewise.
29722 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29723 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29724 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29725 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29726 (m68k_cpp_cpu_family): Likewise.
29728 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29730 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29731 macros besides mc68000 as tuning macros. Use a switch statement
29732 to set them and mcpu32.
29734 2007-01-12 Julian Brown <julian@codesourcery.com>
29736 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29737 (TARGET_68040_ONLY): Rename to...
29738 (TARGET_68040): ...this.
29739 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29740 * config/m68k/m68k.md: Likewise.
29742 2007-01-12 Julian Brown <julian@codesourcery.com>
29743 Nathan Sidwell <nathan@codesourcery.com>
29744 Richard Sandiford <richard@codesourcery.com>
29746 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29747 the -mcpu= argument associated with the --with-cpu setting.
29748 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29749 if different from the one implied by the -mcpu setting.
29750 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29751 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29752 * doc/invoke.texi: Mention ColdFire in the introduction to the
29753 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29754 -mno-div and -mhard-float options. Make -m68881 a synonym for
29755 -mhard-float. Document the previously-undocumented -m5206e,
29756 -m528x, -m5307 and -m5407 options. Tweak the existing option
29757 documentation for consistency.
29758 * doc/install.texi: Mention new --with-cpu arguments.
29759 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29760 default CPU if neither -mcpu nor -march are specified.
29761 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29762 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29763 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29764 using m68k_tune to decide between families that implement the
29765 same ISA. Use m68k_tune to set __mcfv4e__.
29766 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29767 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29768 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29769 (FL_ISA_C, FL_ISA_MMU): New macros.
29770 (MASK_COLDFIRE): Delete.
29771 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29772 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29773 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29774 (TARGET_HARD_FLOAT): Do not define here.
29775 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29776 (TUNE_68000): New macro.
29777 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29778 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29779 (TUNE_CFV2): Redefine in terms of m68k_tune.
29780 (uarch_type, target_device, fpu_type): New enums.
29781 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29782 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29783 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29784 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29785 (FL_FOR_isa_c): New macros.
29786 (m68k_isa): New enum.
29787 (m68k_target_selection): New structure.
29788 (all_devices, all_isas, all_microarchs): New tables.
29789 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29790 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29791 (MASK_ALL_CPU_BITS): Delete.
29792 (m68k_find_selection): New function.
29793 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29794 Map the legacy target options to a combination of the new ones.
29795 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29796 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29797 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29799 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29800 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29802 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29803 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29804 * config/m68k/m68k-devices.def: New file.
29806 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29807 Nathan Sidwell <nathan@codesourcery.com>
29809 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29810 (SUBTARGET_EXTRA_SPECS): New macros.
29811 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29812 use %(asm_cpu_spec) instead.
29813 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29814 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29815 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29816 (EXTRA_SPECS): Rename to...
29817 (SUBTARGET_EXTRA_SPECS): ...this.
29819 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29820 Richard Sandiford <richard@codesourcery.com>
29821 Julian Brown <julian@codesourcery.com>
29823 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29824 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29825 to the configuration's default CPU.
29826 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29827 Remove default masks.
29828 (m680[012]0-*-*): Set the default with_cpu to the first part of
29830 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29831 (m68k*-*-linux): Extend the --with-cpu handling to...
29832 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29833 and m68010. Don't set target_cpu_default2.
29834 * doc/install.texi: Document --with-cpu for m68k.
29835 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29836 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29837 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29838 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29839 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29840 (ASM_SPEC): Remove use of %(asm_cpu_default).
29841 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29842 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29843 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29844 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29845 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29846 (TARGET_DEFAULT): Delete.
29847 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29848 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29849 (CPP_CPU_SPEC): Delete.
29850 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29851 the appropriate string.
29852 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29853 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29854 (ASM_SPEC): Don't use %(asm_default_spec).
29855 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29856 TARGET_DEFAULT and add MASK_68881.
29857 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29859 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29861 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29862 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29863 MASK_68010 alongside MASK_68020.
29864 * doc/invoke.texi: Document -m68010.
29865 * config/m68k/m68k.opt (m68010): New.
29866 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29868 (TUNE_68010): New macro.
29869 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29870 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29871 (M68K_CPU_m68332): Add MASK_68010.
29872 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29873 fallback definition.
29874 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29876 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29877 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29878 to all entries that use MASK_68020.
29879 (output_move_simode_const, output_move_himode, output_move_qimode)
29880 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29881 instead of TARGET_68020 to select clr behavior. Remove comment
29882 about there being no TARGET_68010.
29883 * config/m68k/m68k.md: Likewise throughout.
29885 2007-01-12 Julian Brown <julian@codesourcery.com>
29887 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29888 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29889 * config/m68k/m68k.md: Likewise.
29891 2007-01-12 Julian Brown <julian@codesourcery.com>
29893 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29894 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29896 2007-01-12 Julian Brown <julian@codesourcery.com>
29898 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29899 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29900 * config/m68k/m68k.md: Likewise.
29902 2007-01-12 Julian Brown <julian@codesourcery.com>
29903 Richard Sandiford <richard@codesourcery.com>
29905 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29906 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29907 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29909 (TARGET_CPU32): Rename to...
29910 (TUNE_CPU32): ...this.
29911 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29912 (TUNE_CFV2): New macros.
29913 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29914 remove conditions that are implied by TARGET_68020.
29915 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29916 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29917 (m68k_output_function_epilogue): Likewise.
29918 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29919 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29920 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29921 non-68000 timings. Refactor multiplication and division costs.
29922 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29923 TUNE_CPU32 instead of TARGET_CPU32.
29924 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29925 and TUNE_68060 instead of TARGET_68060.
29926 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29927 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29929 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29930 && !TARGET_COLDFIRE" to choose between moveq and clr.
29931 Likewise in the unnamed movsf pattern.
29932 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29933 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29936 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29938 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29939 of tabbing before backslashes.
29941 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29943 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29944 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29945 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29947 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29949 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29950 find_interesting_uses_cond.
29951 (find_interesting_uses_cond): Use extract_cond_operands.
29952 (rewrite_use_compare): Use extract_cond_operands and
29953 force_gimple_operand_bsi. Do not call update_stmt.
29954 (determine_use_iv_cost_condition): Use extract_cond_operands.
29955 Return cheaper of using original bound and changing the exit bound.
29957 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29959 PR tree-optimization/29516
29960 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29961 most_expensive_mult_to_index, addr_to_parts,
29962 create_mem_ref, maybe_fold_tmr): Make the type of
29963 fields of TARGET_MEM_REF sizetype.
29964 (move_fixed_address_to_symbol, move_pointer_to_base):
29966 * tree.def (TARGET_MEM_REF): Add comment on types of
29969 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29971 * c-common.c (vector_types_convertible_p): Treat opaque types as
29972 always convertible if they have the same size, but not otherwise.
29974 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29976 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29977 Remove the b_unconditional field.
29978 (noce_try_sign_mask): Do not look at b_unconditional.
29979 (noce_process_if_block): Do not use merge_if_blocks. Update
29980 the CFG here. Do not set b_unconditional.
29981 (cond_move_process_if_block): Likewise.
29982 (find_cond_trap): Likewise.
29983 (check_cond_move_block): Require simple jump insns at the end
29984 of the basic block.
29986 2007-01-11 Jan Hubicka <jh@suse.cz>
29988 PR tree-optimization/1046
29989 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29990 when alias info is not ready.
29991 (pass_tail_recursion): Do not require aliasing.
29992 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29993 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29994 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29995 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29996 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29997 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29998 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
30000 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
30001 When aliasing is not build, mark statement as volatile.
30003 2007-01-11 Tom Tromey <tromey@redhat.com>
30005 PR preprocessor/15185, PR preprocessor/20989:
30006 * doc/cppopts.texi <-MT>: Update description of algorithm for
30007 computing default target.
30008 <-M, -MD>: Reword "basename" text.
30010 2007-01-11 Roger Sayle <roger@eyesopen.com>
30012 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30013 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30014 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30015 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30016 fold_builtin_bswap, real_constp, fold_builtin_pow,
30017 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30018 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30019 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30020 * convert.c (convert_to_pointer): Likewise.
30021 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30022 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30023 const_binop, fold_convert_const_int_from_int,
30024 fold_convert_const_int_from_real,
30025 fold_convert_const_real_from_real, sign_bit_p,
30026 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30027 fold_sign_changed_comparison, fold_unary, fold_comparison,
30028 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30029 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30030 * print-tree.c (print_node_brief, print_node): Likewise.
30031 * stor-layout.c (place_field, layout_type): Likewise.
30032 * tree-chrec.c (keep_cast): Likewise.
30033 * tree.c (build_vector, build_real, build_real_from_int_cst,
30034 build_complex): Likewise.
30036 2007-01-11 Roger Sayle <roger@eyesopen.com>
30038 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30039 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30041 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30043 * configure.ac (strict1_warn): Rename to strict_warn.
30044 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30045 cc_set_by_configure, quoted_cc_set_by_configure,
30046 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30047 all_boot_languages, all_stagestuff): Remove.
30048 (target_list): Remove bootstrap targets.
30049 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30050 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30051 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30052 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30053 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30054 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30055 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30056 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30057 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30058 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30059 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30060 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30061 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30062 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30063 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30064 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30065 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30066 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30067 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30068 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30069 (mostlyclean): Adjust.
30070 (clean, distclean): Don't mention bootstrap stuff.
30071 * configure: Regenerate.
30072 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30073 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30074 treelang/config-lang.in (stagestuff): Remove.
30075 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30076 stageprofile, stagefeedback, stagestuff): Remove mention.
30078 2007-01-11 Nick Clifton <nickc@redhat.com>
30080 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30082 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30083 (mcore_arith_K_S_operand): Run the test for the S constraint not
30084 the test for the M constraint.
30085 (mcore_addsub_operand): Do not accept integer values that are
30086 larger than 32 bits.
30087 * config/mcore/mcore.md: Remove unused constraints from split.
30088 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30089 (addsi3): Likewise.
30090 (allocate_stack): Likewise.
30091 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30092 operands to 32 bits.
30093 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30095 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30096 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30097 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30098 mcore_output_bclri, mcore_output_andn, output_inline_const,
30099 mcore_output_move, mcore_output_movedouble): Likewise.
30100 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30101 (output_inline_const): Likewise.
30102 (output_inline_const): Fix format strings used in sprintf
30104 * config/mcore/mcore-protos.h: Update prototypes for changed
30105 functions in mcore.c.
30106 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30107 HOST_WIDE_INT and not int.
30108 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30109 CONST_OK_FOR_N): Likewise.
30110 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30111 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30114 2007-01-10 Jan Hubicka <jh@suse.cz>
30116 * tree-vrp.c (remove_range_assertions): Release defs.
30117 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30118 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30120 2007-01-10 Paul Brook <paul@codesourcery.com>
30122 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30123 * config/arm/arm.md (mulsi3subsi): New insn.
30125 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30127 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30128 (tree_transform_and_unroll_loop): New.
30129 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30132 2007-01-10 Robert Kennedy <jimbob@google.com>
30134 * fold-const.c (fold_comparison): Fold comparisons like (x *
30135 1000 < 0) to (x < 0).
30137 2007-01-10 Ian Lance Taylor <iant@google.com>
30139 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30140 operands have the same priority.
30142 2007-01-10 Tom Tromey <tromey@redhat.com>
30144 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30145 (fold_binary): Likewise.
30146 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30147 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30148 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30149 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30150 * langhooks.h (struct lang_hooks): Removed field
30151 'can_use_bit_fields_p'.
30153 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30155 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30157 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30159 * function.c (get_last_funcdef_no): New function.
30160 * function.h (get_last_funcdef_no): Declare.
30161 * tree-inline.c (initialize_cfun): Add initialization.
30162 (tree_function_versioning): Cleanup.
30164 2007-01-10 Jan Hubicka <jh@suse.cz>
30166 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30169 2007-01-10 Sa Liu <saliu@de.ibm.com>
30170 Ben Elliston <bje@au.ibm.com>
30172 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30173 for SAVE_NONLOCAL and Pmode for any other save level.
30174 * spu-protos.h (spu_restore_stack_block): Declare.
30175 * spu.md (save_stack_block): Remove.
30176 (restore_stack_block): Call spu_restore_stack_block.
30177 * spu.c (spu_restore_stack_block): New function.
30178 (spu_expand_epilogue): Remove old comment.
30180 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30182 PR tree-optimization/30322
30183 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30184 (cand_value_at): Return the value as aff_tree.
30185 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30186 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30187 aff_combination_mult): New functions.
30188 (aff_combination_add): Use aff_combination_add_cst.
30189 (aff_combination_convert): Allow conversions to a wider type.
30190 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30191 * tree-affine.h (aff_combination_mult): Declare.
30193 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30195 * doc/tm.texi: Update documentation to reflect reality of exec
30196 and start file search behaviours. Update copyright year.
30197 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30198 header file directories.
30200 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30202 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30203 (*cosxf2): Rename to cosxf2_i387.
30204 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30205 using X87MODEF12 mode macro. Rename patterns to
30206 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30208 (*cosdf2, *cossf2): Ditto.
30209 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30210 to match extended input operands.
30211 (sincos<mode>3): New expander.
30212 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30213 insn patterns and corresponding splitters.
30215 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30217 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30218 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30220 2007-01-09 Nicolas Pitre <nico@cam.org>
30223 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30225 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30227 * target.h (struct gcc_target): New field library_rtti_comdat.
30228 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30229 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30230 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30231 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30233 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30235 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30237 2007-01-08 Richard Guenther <rguenther@suse.de>
30239 * tree.h (force_fit_type_double): Export.
30240 (force_fit_type): Remove.
30241 * fold-const.c (force_fit_type_double): New function.
30242 (force_fit_type): Remove.
30243 (int_const_binop): Use it.
30244 (fold_convert_const_int_from_int): Likewise.
30245 (fold_convert_const_int_from_real): Likewise.
30246 (fold_div_compare): Likewise.
30247 (fold_sign_changed_comparison): Likewise.
30248 (fold_unary): Likewise.
30249 (fold_negate_const): Likewise.
30250 (fold_abs_const): Likewise.
30251 (fold_not_const): Likewise.
30252 * c-common.c (shorten_compare): Use force_fit_type_double.
30253 * convert.c (convert_to_pointer): Likewise.
30255 2007-01-08 Richard Guenther <rguenther@suse.de>
30257 * tree.h (build_int_cst_wide_type): Export.
30258 * tree.c (build_int_cst_wide_type): New function.
30259 (build_int_cst_wide): Fix comment.
30260 * builtins.c (fold_builtin_object_size): Use build_int_cst
30261 to build -1 or 0 of the correct type. Use fit_double_type
30262 to check for overflow.
30263 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30265 (decode_field_reference): Likewise.
30266 (all_ones_mask_p): Likewise.
30267 (native_interpret_int): Use build_int_cst_wide_type.
30268 (fold_binary): Use build_int_cst_type to build an all-ones
30270 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30272 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30274 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30276 2007-01-09 Ben Elliston <bje@au.ibm.com>
30278 * genautomata.c (STATS_OPTION): New option.
30279 (stats_flag): New flag.
30280 (gen_automata_option): Handle it.
30281 (initiate_automaton_gen): Ditto.
30282 (write_automata): Output statistics only if stats_flag is
30283 set. Likewise, output time statistics only if time_flag is set.
30284 * doc/md.texi (Processor pipeline description): Document new flag.
30286 2007-01-08 Richard Guenther <rguenther@suse.de>
30288 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30289 * tree.c (build_int_cst_type): Likewise.
30290 (size_in_bytes): Don't call force_fit_type on the result.
30291 (int_fits_type_p): Use fit_double_type.
30292 * fold-const.c (fit_double_type): New function.
30293 (force_fit_type): Use it.
30294 * tree.h (fit_double_type): Export.
30296 2007-01-08 Jan Hubicka <jh@suse.cz>
30298 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30299 * ipa.c (function_and_variable_visibility): Fix return type.
30301 2007-01-08 Richard Guenther <rguenther@suse.de>
30303 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30304 of offset to build the index.
30305 * tree-pretty-print.c (dump_generic_node): Don't build negated
30306 const just for printing.
30307 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30308 * builtins.c (fold_builtin_int_roundingfn): Check if result
30309 fits the type by using force_fit_type and comparing the result.
30310 * predict.c (predict_loops): Use compare_tree_int for comparison.
30311 * tree.c (build_int_cst): Fall back to integer_type_node for
30313 (build_int_cst_wide): Assert type is non-null.
30315 2007-01-08 Roberto Costa <roberto.costa@st.com>
30317 * tree-vrp.c (extract_range_from_cond_expr): New.
30318 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30319 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30321 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30322 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30323 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30324 used as expressions.
30325 * tree-object-size.c (cond_expr_object_size): New.
30326 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30328 2007-01-08 Jan Hubicka <jh@suse.cz>
30330 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30331 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30334 2007-01-08 Richard Guenther <rguenther@suse.de>
30336 PR tree-optimization/23603
30337 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30338 (extract_range_from_binary): Fall back to truthvalue instead of
30339 varying for TRUTH_*_EXPR.
30340 (extract_range_from_comparison): Fall back to truthvalue instead of
30342 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30343 if all visited PHI values were constant.
30345 2007-01-08 Jan Hubicka <jh@suse.cz>
30347 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30348 (cgraph_analyze_function): break out from ...
30349 (cgraph_finalize_compilation_unit): ... here.
30350 (cgraph_expand_function): Remove forgoten commented out line.
30351 (cgraph_optimize): Analyze functions.
30353 2007-01-08 Jan Hubicka <jh@suse.cz>
30355 * tree-pas.h (TODO_remove_function): New flag.
30356 (TODO_update*): Renumber.
30357 (pass_ipa_increase_alignment,
30358 pass_ipa_function_and_variable_visibility): New passes.
30359 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30360 (cgraph_function_and_variable_visibility): Move to ipa.c
30361 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30362 cgraph_increase_alignment.
30363 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30364 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30365 calling tree-inline.
30366 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30367 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30368 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30369 (gate_increase_alignment): New function.
30370 (pass_ipa_increase_alignment): New pass.
30371 * ipa.c: Inline tree-pass.h and timevar.h
30372 (function_and_variable_visibility): Move here from cgraphunit.c
30373 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30374 * passes.c (init_optimization_passes): Add the two new passes.
30375 (execute_todo): Handle cgraph_remove_functions.
30377 2007-01-08 Nick Clifton <nickc@redhat.com>
30379 * config/frv/predicates.md (reg_or_0_operand): Accept
30382 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30384 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30385 * config.gcc: Add bfin*-rtems*.
30387 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30389 * c.opt: Add -flax-vector-conversions.
30390 * c-typeck.c (convert_for_assignment): Pass flag to
30391 vector_types_convertible_p to allow emission of note.
30392 (digest_init): Likewise.
30393 * c-opts.c: Handle -flax-vector-conversions.
30394 * c-common.c (flag_lax_vector_conversions): New.
30395 (vector_types_convertible_p): Unless -flax-vector conversions
30396 has been passed, disallow conversions between vectors with
30397 differing numbers of subparts and/or element types. If such
30398 a conversion is disallowed, possibly emit a note on the first
30399 occasion only to inform the user of -flax-vector-conversions.
30400 The new last argument specifies this.
30401 * c-common.h (flag_lax_vector_conversions): New.
30402 (vector_types_convertible_p): Add extra argument.
30403 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30404 char_type_node for V*QI type vectors.
30405 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30406 Update to satisfy new typechecking rules.
30407 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30408 C and C++ variants.
30409 * doc/invoke.texi (C Dialect Options): Document
30410 -flax-vector-conversions.
30412 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30414 PR tree-optimization/29877
30415 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30416 a register variable on the RHS to not be replaceable.
30418 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30419 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30420 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30421 const_simm15, const_pow2, const_npow2): Added.
30422 * config/score/misc.md (insv, extv, extzv, movmemsi,
30423 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30424 * config/score/score.c (score_address_cost, score_select_cc_mode):
30426 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30427 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30428 Update score_print_operand.
30429 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30430 Adjust register allocate order and update some macro define.
30431 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30432 mdx_block_move_straight, mdx_block_move_loop_head,
30433 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30434 mdx_block_move_loop, mdx_block_move): Added.
30435 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30436 mdp_limm): Updated and fix some bug and typo.
30437 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30438 (movsf, movdf, doloop_end): Added.
30440 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30442 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30443 config/arm/thumb2.md: Fix comment typos.
30444 * doc/extend.texi: Fix a typo.
30446 2007-01-07 Eric Christopher <echristo@apple.com>
30448 * configure.ac: Check for __stack_chk_fail for darwin.
30449 * configure: Regenerate.
30451 2007-01-07 Richard Guenther <rguenther@suse.de>
30453 * tree-vrp.c (extract_range_from_assert): CSE calls to
30454 compare_values where possible.
30455 (extract_range_from_unary_expr): Likewise.
30457 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30459 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30460 * config/avr/avr.c (call_insn_operand): Delete function.
30461 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30462 instead of register number. Use predicates.
30463 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30464 call_insn_operand): Add.
30466 2007-01-06 Jan Hubicka <jh@suse.cz>
30468 * tree-pass.h (pass_build_cgraph_edges): Declare.
30469 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30470 (visited_nodes): Remove.
30471 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30472 build_cgrpah_edges; make visited_nodes local.
30473 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30474 (record_references_in_initializer): Move to cgraphbuild.c
30475 (initialize_inline_failed, rebuild_cgraph_edges,
30476 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30477 (verify_cgraph_node): Make visited_nodes local.
30478 (cgraph_analyze_function): Do not call cgraph_create_edges and
30479 initialize_inline_failed.
30480 (cgraph_expand_function): Do not call cgraph_lower_function;
30481 assert that function is already lowered.
30482 * Makefile.in (cgraphbuild.o): New.
30483 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30484 at the end of lowering passes.
30486 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30488 * ifcvt.c (cond_move_convert_if_block): New function, code
30489 factored out from...
30490 (cond_move_process_if_block): ...here. Call the new function
30491 on the THEN and ELSE blocks.
30492 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30493 already takes care of this.
30495 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30498 * tree.h (TREE_OVERFLOW_P): New.
30499 * c-typeck.c (parser_build_unary_op): Warn only if result
30500 overflowed and operands did not.
30501 (parser_build_binary_op): Likewise.
30502 (convert_for_assignment): Remove redundant overflow_warning.
30503 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30505 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30507 * c-typeck.c (store_init_value): Split over two lines to follow
30508 the GNU coding style.
30510 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30512 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30513 __GXX_EXPERIMENTAL_CXX0X__.
30514 * doc/cpp.texi: Same.
30516 2007-01-05 Richard Guenther <rguenther@suse.de>
30518 PR middle-end/27826
30519 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30520 with mismatched types. Instead explicitly build a
30521 conversion NOP_EXPR.
30523 2007-01-05 Ian Lance Taylor <iant@google.com>
30525 * c-common.c (decl_with_nonnull_addr_p): New function.
30526 (c_common_truthvalue_conversion): Call it.
30527 * c-typeck.c (build_binary_op): Likewise.
30528 * c-common.h (decl_with_nonnull_addr_p): Declare.
30530 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30533 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30536 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30538 * doc/install.texi (Final install): Document the fact that
30539 the GNAT runtime should not be stripped.
30541 2007-01-04 Jan Hubicka <jh@suse.cz>
30543 * tree-inline.c (fold_marked_statements): Update operand caches
30544 and EH after folding
30546 2007-01-04 Ian Lance Taylor <iant@google.com>
30548 * c-common.c (check_function_nonnull): Whitespace fix.
30550 2007-01-04 Jan Hubicka <jh@suse.cz>
30552 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30553 comitted older version of patch.
30554 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30555 function, celanup cfg and collect garbage.
30557 2007-01-04 Mike Stump <mrs@apple.com>
30559 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30562 2007-01-04 Eric Christopher <echristo@apple.com>
30564 * libgcc2.c (__bswapsi2): Use SItype.
30565 (__bswapdi2): Use DItype.
30566 * libgcc2.h: Update for above.
30568 2007-01-04 Paul Brook <paul@codesourcery.com>
30570 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30571 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30572 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30573 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30574 umulsi3_highpart): Make conditional on !arm_arch6.
30575 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30576 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30577 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30578 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30579 umulsi3_highpart_v6): New insns.
30581 2007-01-04 Roger Sayle <roger@eyesopen.com>
30583 * fold-const.c (fold_convert): When casting an expression to void,
30584 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30585 have a type. Instead of attempting to build a NOP_EXPR, return
30586 these "special" trees directly.
30588 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30590 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30591 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30592 rs6000_cost->fp not 0 as adjustment for outer NEG.
30594 2007-01-04 Jan Hubicka <jh@suse.cz>
30596 * cgraph.c (cgraph_release_function_body): New function.
30597 (cgraph_remove_node): Use it.
30598 * cgraph.h (cgraph_release_function_body): Declare.
30599 * cgraphunit.c (cgraph_expand_function): Use it.
30600 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30601 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30602 is initialized and while compilation of other function is running.
30603 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30604 statement CFG annotations from here to ...
30605 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30607 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30609 * cfgloop.h (enum li_flags): Make the constants powers of two.
30611 2007-01-04 Jan Hubicka <jh@suse.cz>
30613 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30615 (fold_marked_statements): New function.
30616 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30617 * tree-inline.h (copy_body_data): Add statements_to_fold.
30619 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30621 * config.gcc: Mention libgcc/config.host.
30622 * Makefile.in: Update comments mentioning libgcc.
30623 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30624 (all.cross, start.encap, rest.encap, rest.cross): Update
30625 dependencies for libgcc move.
30626 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30627 (clean-target, clean-target-libgcc): Delete.
30628 (srcdirify, GCC_EXTRA_PARTS): New macros.
30629 (libgcc-support, libgcc.mvars): New rules.
30630 (distclean): Remove mention of mklibgcc.
30631 (install): Don't reference INSTALL_LIBGCC.
30632 (install-common): Don't reference EXTRA_PARTS.
30633 (install-libgcc, install-multilib): Delete rules.
30634 * mklibgcc.in: Delete file.
30635 * doc/configfiles.texi: Don't mention mklibgcc.
30637 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30638 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30639 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30640 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30641 (mklibgcc, ldblspecs): Likewise.
30643 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30644 (posixpre.def): Use $(T).
30645 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30646 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30647 (SHLIB_LINK): Make dummy.
30648 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30650 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30652 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30653 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30654 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30655 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30657 * configure.ac (all_outputs): Remove mklibgcc.
30658 * configure: Regenerated.
30660 2007-01-03 Josh Conner <jconner@apple.com>
30662 PR middle-end/29683
30663 * calls.c (compute_argument_addresses): Set stack and stack_slot
30664 for partial args, too.
30665 (store_one_arg): Use locate.size.constant for the size when
30666 generating a save_area.
30668 2007-01-03 Robert Kennedy <jimbob@google.com>
30670 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30671 whose definitions are deleted due to basic block merging.
30673 2007-01-03 Paul Brook <paul@codesourcery.com>
30676 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30678 (use_return_insn): Return 0 for Thumb interrupt functions.
30679 (print_multi_reg): Add rfe argument for IRQ returns.
30680 (arm_output_epilogue): Pop interrupt return address directly into PC.
30681 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30683 2007-01-03 Paul Brook <paul@codesourcery.com>
30685 Merge from sourcerygxx-4_1.
30686 * config/arm/thumb2.md: New file.
30687 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30689 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30690 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30691 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30692 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30694 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30695 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30697 * config/arm/ieee754-sf.S: Ditto.
30698 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30699 (thumb1_base_register_rtx_p): ... to this.
30700 (thumb_index_register_rtx_p): Rename...
30701 (thumb1_index_register_rtx_p): ... to this.
30702 (thumb_output_function_prologue): Rename...
30703 (thumb1_output_function_prologue): ... to this.
30704 (thumb_legitimate_address_p): Rename...
30705 (thumb1_legitimate_address_p): ... to this.
30706 (thumb_rtx_costs): Rename...
30707 (thumb1_rtx_costs): ... to this.
30708 (thumb_compute_save_reg_mask): Rename...
30709 (thumb1_compute_save_reg_mask): ... to this.
30710 (thumb_final_prescan_insn): Rename...
30711 (thumb1_final_prescan_insn): ... to this.
30712 (thumb_expand_epilogue): Rename...
30713 (thumb1_expand_epilogue): ... to this.
30714 (arm_unwind_emit_stm): Rename...
30715 (arm_unwind_emit_sequence): ... to this.
30716 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30717 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30718 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30719 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30720 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30721 thumb2_output_casesi): New functions.
30722 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30723 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30724 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30725 THUMB2_WORK_REGS): Define.
30726 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30727 arm_condexec_mask, arm_condexec_masklen)): New variables.
30728 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30729 (arm_override_options): Check new CPU capabilities.
30730 Set new architecture flag variables.
30731 (arm_isr_value): Handle v7m interrupt functions.
30732 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30734 (const_ok_for_arm): Handle Thumb-2 constants.
30735 (arm_gen_constant): Ditto. Use movw when available.
30736 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30738 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30739 (thumb_find_work_register, arm_load_pic_register,
30740 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30741 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30742 print_multi_reg, output_mov_long_double_fpa_from_arm,
30743 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30744 output_mov_double_fpa_from_arm, output_move_double,
30745 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30746 output_return_instruction, arm_output_function_prologue,
30747 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30748 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30749 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30750 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30751 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30752 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30754 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30755 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30756 (arm_file_start): Output directive for unified syntax.
30757 (arm_unwind_emit_set): Handle stack alignment instruction.
30758 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30759 Add v6t2, v7, v7a, v7r and v7m.
30760 (RETLDM): Add Thumb-2 code.
30761 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30762 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30763 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30764 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30765 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30766 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30767 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30768 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30769 ADJUST_INSN_LENGTH): Define.
30770 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30771 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30772 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30773 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30774 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30775 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30776 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30777 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30778 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30779 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30780 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30781 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30782 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30783 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30784 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30785 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30786 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30788 * config/arm/arm-tune.md: Regenerate.
30789 * config/arm/arm-protos.h: Update prototypes.
30790 * config/arm/vfp.md: Enable patterns for Thumb-2.
30791 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30792 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30793 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30794 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30795 * config/arm/libunwind.S: Add Thumb-2 code.
30796 * config/arm/constraints.md: Update include Thumb-2.
30797 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30798 * config/arm/ieee754-df.S: Ditto.
30799 * config/arm/bpabi.S: Ditto.
30800 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30801 * config/arm/predicates.md (low_register_operand,
30802 low_reg_or_int_operand, thumb_16bit_operator): New.
30803 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30804 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30805 * config/arm/t-arm-elf: Add armv7 multilib.
30806 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30808 (UNSPEC_STACK_ALIGN, ce_count): New.
30809 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30810 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30812 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30813 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30814 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30815 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30816 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30817 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30819 * doc/extend.texi: Document ARMv7-M interrupt functions.
30820 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30822 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30824 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30825 (struct _Unwind_Context): Rename args_size to flags, remove
30826 signal_frame field, add a new args_size field and version field.
30827 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30828 _Unwind_IsExtendedContext): New inline functions.
30829 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30830 Assume by_value array is only present if _Unwind_IsExtendedContext.
30831 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30832 _Unwind_IsSignalFrame.
30833 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30834 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30835 (uw_init_context_1): Initialize context->flags to
30836 EXTENDED_CONTEXT_BIT.
30837 * config/rs6000/linux-unwind.h (frob_update_context): Use
30838 _Unwind_SetSignalFrame.
30840 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30842 PR middle-end/30353
30843 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30844 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30847 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30849 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30850 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30851 RET, AT_SP): Remove.
30852 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30855 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30856 * cfgbuild.c (find_basic_blocks): Likewise.
30857 * cfgrtl.c (rtl_create_basic_block): Likewise.
30858 * function.c (temp_slots_at_level): Likewise.
30859 * reg-stack.c (stack_regs_mentioned): Likewise.
30860 * regclass.c (allocate_reg_info): Likewise.
30861 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30862 set_bb_for_stmt, move_block_to_fn): Likewise.
30863 * tree-complex.c (tree_lower_complex): Likewise.
30864 * vec.h (VEC_safe_grow_cleared): New.
30866 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30868 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30870 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30871 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30873 * cfgloopmanip.c (scale_loop_frequencies): Export.
30874 (loopify): Scale the frequencies by prescribed coefficients.
30875 (set_zero_probability): New function.
30876 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30877 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30878 and frequencies according to arguments.
30879 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30881 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30882 * modulo-sched.c (sms_schedule): Set probabilities for entering
30883 versioned loop correctly.
30884 * tree-vect-transform.c (vect_transform_loop): Ditto.
30885 * cfgloop.h (loopify, loop_version): Declaration changed.
30886 (scale_loop_frequencies): Declared.
30888 2007-01-02 Jan Hubicka <jh@suse.cz>
30890 * cgraph.c: Include tree-flow.h
30891 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30892 early_local_passes.
30893 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30894 * tree-pass.h (pass_all_early_optimizations): Declare.
30895 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30896 early_local_passes.
30897 (cgraph_analyze_function): Do early_local_passes.
30898 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30899 Do not add referenced vars.
30900 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30902 (gate_all_early_local_passes): New gate.
30903 (pass_early_local_passes): Use new gate.
30904 (execute_early_local_optimizations): New functions.
30905 (gate_all_early_optimizations): New gate.
30906 (pass_all_early_optimizations): New pass.
30907 (execute_free_datastructures): Free SSA only when initialized.
30908 (gate_init_datastructures): Init only when optimizing.
30909 (tree_lowering_passes): Do early local passes when called late.
30910 * tree-profile.c (do_tree_profiling): Don't profile functions added
30912 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30913 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30915 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30916 during early_local_passes.
30917 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30920 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30922 * Makefile.in: Update copyright year.
30924 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30926 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30927 in $(lang_checks) and check-consistency targets.
30929 2007-01-02 Jan Hubicka <jh@suse.cz>
30931 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30932 Do not add referenced vars.
30933 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30935 * passes.c (init_optimization_passes): Put mudflap_2 after
30936 free_datastructures.
30938 2007-01-02 Jan Hubicka <jh@suse.cz>
30940 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30941 Set NOTHROW flag on call statements proved to be nothrow.
30942 Update statement of local calls so new pure/const functions are
30943 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30945 (tree_rest_of_compilation): Register hooks and initialize bitmap
30946 early. Do not set after_inlining flag.
30948 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30950 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30951 HOST_BITS_PER_LONGLONG
30953 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30956 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30957 warning for non-static initializers.
30959 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30961 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30962 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30963 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30964 Always use set_unique_reg_note to add REG_EQUAL notes.
30966 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30969 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30971 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30972 * cfgbuild.c (find_basic_blocks): Likewise.
30973 * cfgrtl.c (rtl_create_basic_block): Likewise.
30974 * function.c (temp_slots_at_level): Likewise.
30975 * reg-stack.c (stack_regs_mentioned): Likewise.
30976 * regclass.c (allocate_reg_info): Likewise.
30977 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30978 set_bb_for_stmt, move_block_to_fn): Likewise.
30979 * tree-complex.c (tree_lower_complex): Likewise.
30980 * vec.h (VEC_safe_grow_cleared): New.
30982 2007-01-02 Ian Lance Taylor <iant@google.com>
30984 * c-common.c (c_common_truthvalue_conversion): When warning about
30985 using an assignment as a truth value, set TREE_NO_WARNING.
30987 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30990 * c.opt (Wold-style-declaration): New.
30991 * doc/invoke.texi (C-only Warning Options): New.
30992 (Wold-style-declaration): Document it.
30993 (Wextra): Enabled by -Wextra.
30994 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30995 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30996 -Wold-style-declaration.
30998 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
31000 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31001 * cfgbuild.c (find_basic_blocks): Likewise.
31002 * cfgrtl.c (rtl_create_basic_block): Likewise.
31003 * function.c (temp_slots_at_level): Likewise.
31004 * reg-stack.c (stack_regs_mentioned): Likewise.
31005 * regclass.c (allocate_reg_info): Likewise.
31006 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31007 set_bb_for_stmt, move_block_to_fn): Likewise.
31008 * tree-complex.c (tree_lower_complex): Likewise.
31009 * vec.h (VEC_safe_grow_cleared): New.
31011 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31013 * c-common.c (c_common_nodes_and_builtins): Since variants of
31014 void_type_node get built before it is given a name, we need to
31015 give those variants the name, too.
31016 (complete_array_type): We need to work with the canonical main
31017 type of the array, from which we will build the qualified version.
31018 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31019 * print-tree.c (print_node): Display canonical type information
31021 * stor-layout.c (layout_type): When we don't know the
31022 alignment of a type for which we're building an array, we end up
31023 guessing wrong, so make the type require structural equality.
31024 * tree.c (make_node_stat): When we build a new type, it is its
31025 own canonical type.
31026 (build_type_attribute_qual_variant): When building an attribute
31027 variant, its canonical type is the non-attribute variant. However,
31028 if the attributes are target-dependent and they differ, we need to
31029 use structural equality checks for this type.
31030 (build_qualified_type): A qualified type is not equivalent to its
31031 unqualified variant; set the canonical type appropriately.
31032 (build_distinct_type_copy): When building a distinct type from
31033 another type, the new type is its own canonical type.
31034 (build_variant_type_copy): When building a new type variant, we
31035 assume that it is equivalent to the original type.
31036 (build_pointer_type_for_mode): When building a pointer type, also
31037 build a canonical type pointer.
31038 (build_reference_type_for_mode): When building a reference type,
31039 also build a canonical type reference.
31040 (build_index_type): When we can't hash an index type (e.g.,
31041 because its maximum value is negative), the index type requires
31042 structural equality tests.
31043 (build_array_type): Build the canonical form of an array type.
31044 (build_function_type): Function types require structural equality,
31045 because they contain default arguments, attributes, etc.
31046 (build_method_type_directly): Ditto for method types.
31047 (build_offset_type): Build the canonical offset type.
31048 (build_complex_type): Build the canonical vector type.
31049 (make_vector_type): Build the canonical vector type.
31050 * tree.h (TYPE_CANONICAL): New.
31051 (TYPE_STRUCTURAL_EQUALITY_P): New.
31052 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31053 (struct tree_type): Added "canonical" field.
31054 * params.h (VERIFY_CANONICAL_TYPES): New.
31055 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31056 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31057 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31058 * doc/invoke.texi (verify-canonical-types): Document --param
31059 parameter for verifying canonical types.
31061 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31063 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31064 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31065 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31066 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31068 * config/rs6000/e500.h: New.
31069 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31070 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31072 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31073 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31074 TARGET_E500_DOUBLE): Remove.
31075 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31076 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31077 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31078 * config/rs6000/rs6000.c (rs6000_override_options): Use
31079 CHECK_E500_OPTIONS.
31081 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31083 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31084 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31085 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31086 rs6000_emit_cmove): Don't check TARGET_E500.
31087 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31088 sordered): Don't check TARGET_E500.
31090 2007-01-01 Eric Christopher <echristo@apple.com>
31092 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31093 HARD_REGISTER_NUM_P.
31095 2007-01-01 Roger Sayle <roger@eyesopen.com>
31097 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31098 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31099 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31102 2007-01-01 Mike Stump <mrs@apple.com>
31104 * configure.ac: Remove support for building with Apple's gcc-3.1.
31106 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31108 PR middle-end/30311
31109 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31110 REG is a hard register. Do not modify REG before calling
31112 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31113 multiple of the size of YMODE for certain lowpart cases.
31115 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31117 PR middle-end/30253
31118 * gimplify (voidify_wrapper_expr): Update for
31119 GIMPLE_MODIFY_STMT.
31121 2007-01-01 Andreas Schwab <schwab@suse.de>
31124 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31125 save of BR0 in extra_spill_size instead of spill_size.
31126 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31128 (ia64_expand_epilogue): Restore BR0 from its new location.
31130 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31132 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31133 Use a temporary variable if the left hand side is not a gimple
31136 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31138 * gimplify.c (gimplify_return_expr): Make the temporary variable
31139 for the return expression, a gimple register variable.
31141 2007-01-01 Jan Hubicka <jh@suse.cz>
31143 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31146 2007-01-01 Mike Stump <mrs@apple.com>
31148 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31150 * config/darwin.c (machopic_select_rtx_section): Use
31151 HAVE_GAS_LITERAL16.
31152 (darwin_mergeable_constant_section): Likewise.
31153 * configure: Regenerate.
31154 * config.in: Regenerate.
31156 2007-01-01 Jan Hubicka <jh@suse.cz>
31157 Andrew Pinski <pinskia@gmail.com>
31159 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31160 before starting IPA passes.