1 2007-10-25 Richard Guenther <rguenther@suse.de>
3 * tree-flow.h (mem_sym_stats): Remove.
4 (dump_mem_sym_stats_for_var): Declare.
5 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
6 (mem_sym_stats): Move ...
7 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
8 (mem_sym_score): Rename from ...
9 (pscore): ... this. Remove.
10 (dump_mem_sym_stats_for_var): New function. Dump the score, but
12 (compare_mp_info_entries): Make sort stable by disambiguating
15 2007-10-25 Ira Rosen <irar@il.ibm.com>
17 PR tree-optimization/33866
18 * tree-vect-transform.c (vectorizable_store): Check operands of all the
19 stmts in the group of strided accesses. Get def stmt type for each store
20 in the group and pass it to vect_get_vec_def_for_stmt_copy ().
22 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
25 (Yt): Rename register constraint to Y2.
26 * config/i386/sse.md: Use renamed register constraints.
27 * config/i386/mmx.md: Ditto.
28 * config/i386/i386.md: Ditto.
30 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
32 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
34 2007-10-24 Chao-ying Fu <fu@mips.com>
36 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
37 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
39 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
40 Olga Golovanevsky <olga@il.ibm.com>
42 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
43 the compiler that wr.wrap and wr.domain are initialized in
46 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
48 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
49 to print gcov_type values.
51 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
53 * config/avr/avr.h: Do not include progmem_section definition when
54 building with IN_TARGET_LIBS.
56 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
59 * config/mips/mips.c (mips_lo_sum_offset): New structure.
60 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
61 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
62 (mips_orphaned_high_part_p: New functions.
63 (mips_avoid_hazard): Don't check INSN_P here.
64 (mips_avoid_hazards): Rename to...
65 (mips_reorg_process_insns): ...this. Cope with
66 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
67 or turn them into nops.
68 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
69 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
70 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
71 (mips_override_options): Set flag_delayed_branch to 0.
73 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
75 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
76 MIPS-specific implementation details.
77 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
78 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
79 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
80 for targets with movmemsi.
81 (MOVE_BY_PIECES_P): Define.
82 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
83 (mips_block_move_loop): Add a bytes_per_iter argument.
84 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
85 Update call to mips_block_move_loop.
87 2007-10-24 Michael Matz <matz@suse.de>
90 * var-tracking.c (variable_union): Don't break after one loop iteration
91 but only when a difference is found.
92 (dump_variable): Also print DECL_UID.
94 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
96 * ipa-type-escape.h: Expose function
97 is_array_access_through_pointer_and_index.
99 (is_array_access_through_pointer_and_index):
100 Add three new parameters. Add support of
101 POINTER_PLUS_EXPR tree code.
103 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
105 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
106 * tree-pass.h: Add pass_ipa_struct_reorg.
107 * common.opt: Add ipa-struct-reorg flag.
108 * Makefile.in: Add ipa-strcut-reorg.o compilation.
109 * passes.c: Add pass pass_ipa_struct_reorg.
110 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
111 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
113 2007-10-24 Ira Rosen <irar@il.ibm.com>
115 PR tree-optimization/33804
116 * tree-vect-transform.c (vectorizable_operation): Remove the
117 checks that the vectorization is worthwhile from the transformation
120 2007-10-24 Ira Rosen <irar@il.ibm.com>
122 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
123 vectype cannot be determined for the scalar type.
124 (vect_analyze_slp_instance): Likewise.
125 * tree-vect-transform.c (vect_model_reduction_cost): Change the
126 return type to bool. Return false if vectype cannot be determined
128 (vect_get_constant_vectors): Return false if vectype cannot be
129 determined for the scalar type.
130 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
131 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
132 vectorizable_reduction): Likewise.
134 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
136 * config.gcc: For a FreeBSD target, parse the value of ${target}
137 to determine the value of FBSD_MAJOR, instead of adding an
138 explicit check for every possible FreeBSD major version.
140 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
142 PR rtl-optimization/33846
143 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
145 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
147 PR tree-optimization/33860
148 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
149 interleaved accesses in case the dr is inside the inner-loop during
150 outer-loop vectorization.
152 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
154 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
155 Document MEM_POINTER. Replace mentions of "integrated"
156 field with "return_val". Delete outdated stuff.
158 2007-10-23 David Edelsohn <edelsohn@gnu.org>
160 * config/rs6000/rs6000.c (rs6000_override_options): Set
161 rs6000_altivec_abi on AIX.
162 (conditional_register_usage): Set VR20:31 fixed on AIX.
164 2007-10-23 Richard Guenther <rguenther@suse.de>
166 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
169 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
170 David S. Miller <davem@davemloft.net>
172 * df-scan.c (df_get_call_refs): Mark global registers as both a
173 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
175 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
177 PR tree-optimization/33834
178 PR tree-optimization/33835
179 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
180 stmts need to be checked for success seperately.
181 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
182 Remove the check that stmt is not LIVE.
183 (vectorizable_assignment, vectorizable_induction): Likewise.
184 (vectorizable_operation, vectorizable_type_demotion): Likewise.
185 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
187 (vectorizable_live_operation): Check that op is not NULL.
189 2007-10-22 Janis Johnson <janis187@us.ibm.com>
191 * doc/invoke.texi (Optimization Options): In the summary, show
192 that the value for options -falign-jumps, -falign-labels,
193 -falign-loops, -falign-functions, -fsched-stalled-insns, and
194 -fsched-stalled-insns-dep is optional. In the summary, show that
195 -fsched-stalled-insns takes an optional argument and that
196 -fparallelize-loops takes an argument. Add opindex for several
197 optimization options, and fix typos in the opindex commands for
198 several others. In the descriptions for -fsched-stalled-insns
199 and -fsched-stalled-insns-dep, show the options with and without
202 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
204 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
206 * config/avr/avr.h (LINK_SPEC): Likewise.
207 (CRT_BINUTILS_SPECS): Likewsie.
208 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
210 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
212 PR rtl-optimization/33644
213 * cfgcleanup.c: Do not include dce.h.
214 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
215 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
216 * dce.c (something_changed): Delete.
217 (libcall_dead_p): New predicate.
218 (delete_unmarked_insns): Use it to delete dead libcalls.
219 Deal with REG_LIBCALL and REG_RETVAL notes.
220 (prescan_libcall_for_dce): New function.
221 (prescan_insns_for_dce): Use it to deal with libcalls.
222 (mark_reg_dependencies): Do nothing special for libcalls.
223 (dce_process_block): Likewise.
224 (fast_dce): Delete unused local variable.
225 (run_fast_dce): Do not return a value.
226 * dce.h (struct df): Delete.
227 (run_fast_dce): Adjust prototype.
228 * optabs.c (libcall_id): Delete.
229 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
230 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
231 * reload1.c (reload): Delete REG_LIBCALL_ID case.
232 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
233 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
234 notes instead of REG_LIBCALL_ID notes.
235 * reg-notes.def (LIBCALL_ID): Delete.
236 * Makefile.in (see.o): Add dce.h dependency.
237 (cfgcleanup.o): Remove dce.h dependency.
239 2007-10-22 Michael Matz <matz@suse.de>
241 PR tree-optimization/33855
242 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
245 2007-10-22 Ira Rosen <irar@il.ibm.com>
247 PR tree-optimization/33854
248 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
249 FLOAT_EXPR to the list of promotion operations.
251 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
255 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
256 (print_reg): Print register prefix only with AT&T asm syntax.
257 Support pc_rtx for RIP register.
258 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
259 relative addressing. Always print segment register prefix with AT&T
260 asm syntax and never with Intel asm syntax.
261 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
262 Fix prefix for 16-byte XFmode operands.
263 (output_addr_const_extra): Support Intel asm syntax.
264 (x86_file_start): Don't use register prefix with Intel asm syntax.
265 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
266 ("return_internal_long"): Fix Intel asm syntax output.
267 ("set_got_rex64"): Support Intel asm syntax.
268 ("set_rip_rex64"): Likewise.
269 ("set_got_offset_rex64"): Likewise.
270 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
272 ("*tls_global_dynamic_64"): Likewise.
273 ("*tls_local_dynamic_base_64"): Likewise.
274 ("*load_tp_si")("*load_tp_di"): Likewise.
275 ("*add_tp_si")("*add_tp_di"): Likewise.
276 ("*tls_dynamic_lea_64"): Likewise.
277 ("*sibcall_value_1_rex64_v"): Likewise.
278 ("stack_tls_protect_set_si"): Likewise.
279 ("stack_tls_protect_set_di"): Likewise.
280 ("stack_tls_protect_test_si"): Likewise.
281 ("stack_tls_protect_test_di"): Likewise.
282 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
284 ("*movv2sf_internal_rex64"): Likewise.
285 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
286 (__get_cpuid_max): Likewise.
288 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
290 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
291 the STRICT_P argument type "bool" rather than "int".
292 (mips_legitimate_address_p): Likewise.
293 (fp_register_operand, lo_operand): Delete.
294 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
295 (mips_emit_scc): Rename to...
296 (mips_expand_scc): ...this.
297 (gen_conditional_branch): Rename to...
298 (mips_expand_conditional_branch): ...this.
299 (gen_conditional_move): Rename to...
300 (mips_expand_conditional_move): ...this.
301 (mips_gen_conditional_trap): Rename to...
302 (mips_expand_conditional_trap): ...this and take an rtx code instead
303 of an operands array.
304 (mips_expand_call): Give the SIBCALL_P argument type "bool"
306 (mips_emit_fcc_reload): Rename to...
307 (mips_expand_fcc_reload): ...this.
308 (init_cumulative_args): Rename to...
309 (mips_init_cumulative_args): ...this and remove the libname argument.
310 (function_arg_advance): Rename to...
311 (mips_function_arg_advance): ...this.
312 (function_arg): Rename to...
313 (mips_function_arg): ...this and use "rtx" instead of
315 (function_arg_boundary): Rename to...
316 (mips_function_arg_boundary): ...this.
317 (mips_expand_unaligned_load): Rename to...
318 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
319 and BITPOS arguments type "HOST_WIDE_INT".
320 (mips_expand_unaligned_store): Rename to...
321 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
322 and BITPOS arguments type "HOST_WIDE_INT".
323 (override_options): Rename to...
324 (mips_override_options): ...this.
325 (print_operand): Rename to...
326 (mips_print_operand): ...this.
327 (print_operand_address): Rename to...
328 (mips_print_operand_address): ...this.
329 (mips_output_ascii): Remove the PREFIX argument.
330 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
332 (mips_can_use_return_insn): Return a "bool" rather than an "int".
333 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
334 of "struct rtx_def *".
335 (mips_secondary_reload_class): Give the IN_P argument type "bool"
337 (build_mips16_call_stub): Delete.
338 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
339 (mips_use_ins_ext_p): Give the second and third arguments type
340 "HOST_WIDE_INT" rather than "rtx".
341 * config/mips/mips.h: Update after the above changes. Tweak comments
343 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
344 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
345 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
346 element type from "char" to "bool".
347 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
348 (mips_cpu_info_table): Delete.
349 * config/mips/mips.md: Update after the above changes. Tweak some
351 * config/mips/mips-ps-3d.md: Likewise.
352 * config/mips/mips.c: Tweak comments and formatting.
353 Use NULL-like macros rather than 0 in various places.
354 (mips_section_threshold): Rename to...
355 (mips_small_data_threshold): ...this and give it an unsigned type.
356 (num_source_filenames): Remove explicit initialization.
357 (sdb_label_count): Likewise.
358 (sym_lineno): Delete.
359 (set_noat): Make static.
360 (mips_branch_likely): Likewise, and give it type "bool".
361 (mips_isa_info): Rename to...
362 (mips_isa_option_info): ...this.
363 (mips_flag_delayed_branch): Rename to...
364 (mips_base_delayed_branch): ...this.
365 (mips_split_addresses): Delete.
366 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
367 element type from "char" to "bool".
368 (mips_regno_to_class): Add an explicit array size.
369 (mips16_flipper): Change from type "int" to type "bool".
370 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
371 (mips_tls_operand_p): Rename to...
372 (mips_tls_symbol_p): ...this.
373 (mips_global_symbol_p): Remove redundant "const".
374 (mips_offset_within_alignment_p): Simplify.
375 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
376 to STRICT_P and give it type bool.
377 (mips_valid_base_register_p): Likewise.
378 (mips_classify_address): Likewise.
379 (mips_legitimate_address_p): Likewise.
380 (mips16_unextended_reference_p): Take the offset as an
381 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
382 (mips_const_insns): Use IN_RANGE.
383 (mips_force_temporary): Remove an unnecessary copy_rtx.
384 (mips16_gp_pseudo_reg): Simplify.
385 (mips_split_symbol): Remove an unnecessary copy_rtx.
386 (mips_legitimize_tls_address): Only create registers if we need them.
387 (mips_legitimize_address): Use mips_split_plus.
388 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
389 variable COST to NUM_OPS.
390 (mips_legitimize_move): Use gen_lowpart.
391 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
392 (m16_check_op): Use IN_RANGE.
393 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
394 (mips_split_doubleword_move): Pass booleans to mips_subword.
395 (mips_output_move): Store the mode in a local variable.
396 Explicitly assert that this function does not deal with
397 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
398 cases more consistent.
399 (mips_relational_operand_ok_p): Rename to...
400 (mips_int_order_operand_ok_p): ...this.
401 (mips_canonicalize_comparison): Rename to...
402 (mips_canonicalize_int_order_test): ...this.
403 (mips_emit_int_relational): Rename to...
404 (mips_emit_int_order_test): ...this. Store the mode in a local
406 (mips_reverse_fp_cond_p): Rename to...
407 (mips_reversed_fp_cond): ...this.
408 (mips_emit_compare): Make the order of the statements more consistent.
409 (mips_emit_scc): Rename to...
410 (mips_expand_scc): ...this.
411 (gen_conditional_branch): Rename to...
412 (mips_expand_conditional_branch): ...this.
413 (gen_conditional_move): Rename to...
414 (mips_expand_conditional_move): ...this. Build the condition
415 separately from the main pattern.
416 (mips_gen_conditional_trap): Rename to...
417 (mips_expand_conditional_trap): ...this and take an rtx code instead
418 of an operands array. Simplify.
419 (init_cumulative_args): Rename to...
420 (mips_init_cumulative_args): ...this. Use memset rather than a
421 copy from a zeroed static. Use prototype_p and stdarg_p.
422 (mips_arg_info): Rename to...
423 (mips_get_arg_info): ...this and put the INFO argument first.
424 (function_arg): Rename to...
425 (mips_function_arg): ...this and use "rtx" instead of
426 "struct rtx_def *". Only split structures into chunks if
427 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
428 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
429 comparison with REAL_TYPE. Rename local variable REG to REGNO
430 and make it unsigned.
431 (function_arg_advance): Rename to...
432 (mips_function_arg_advance): ...this.
433 (function_arg_boundary): Rename to...
434 (mips_function_arg_boundary): ...this.
435 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
437 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
438 comparison with REAL_TYPE.
439 (mips_function_value): Remove the FUNC argument. Rename local
440 variable UNSIGNEDP to UNSIGNED_P.
441 (mips_return_in_memory): Use IN_RANGE.
442 (mips_setup_incoming_varargs): Pass a boolean rather than an int
443 to FUNCTION_ARG_ADVANCE.
444 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
445 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
446 SIZE and RSIZE if needed.
447 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
449 (build_mips16_function_stub): Rename to...
450 (mips16_build_function_stub): ...this.
451 (build_mips16_call_stub): Rename to...
452 (mips16_build_call_stub): ...this. Make static, and return a
453 "bool" rather than an "int". Rename the ARG_SIZE argument to
454 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
455 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
456 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
458 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
459 are not sibling ones.
460 (mips_emit_fcc_reload): Rename to...
461 (mips_expand_fcc_reload): ...this.
462 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
464 (mips_expand_unaligned_load): Rename to...
465 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
466 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
468 (mips_expand_unaligned_store): Rename to...
469 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
470 and BITPOS arguments type "HOST_WIDE_INT".
471 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
472 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
474 (mips_init_split_addresses): Replace with...
475 (mips_split_addresses_p): ...this new function.
476 (mips_init_relocs): Check mips_split_addresses_p () rather than
477 mips_split_addresses. Always initialize mips_split_p with booleans.
478 (print_operand_reloc): Rename to...
479 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
481 (print_operand): Rename to...
482 (mips_print_operand): ...this.
483 (print_operand_address): Rename to...
484 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
485 (mips_in_small_data_p): Simplify.
486 (mips_output_ascii): Remove the PREFIX argument and "register"
487 keywords. Use the STRING parameter directly and cast to
489 (mips16e_collect_argument_save_p): Use IN_RANGE.
490 (mips_function_has_gp_insn): Simplify.
491 (mips_set_return_address): Use BITSET_P.
492 (mips_restore_gp): Use a separate statement to pick the base
494 (mips_output_function_prologue): Use a local FRAME variable.
495 (mips_save_reg): Pass booleans to mips_subword.
496 (mips_expand_prologue): Use a local FRAME variable. Use
497 cprestore_size to detect when .cprestore is needed.
498 (mips_restore_reg): Use GP_REG_FIRST.
499 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
500 rather than "int". Use local FRAME and REGNO variables.
501 (mips_can_use_return_insn): Return a "bool" rather than an "int".
502 (mips_secondary_reload_class): Give the IN_P argument type "bool"
504 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
505 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
506 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
507 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
508 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
509 (builtin_description): Rename to...
510 (mips_builtin_description): ...this.
511 (mips_bdesc): Rename to...
512 (mips_ps_bdesc): ...this.
513 (sb1_bdesc): Rename to...
514 (mips_sb1_bdesc): ...this.
515 (dsp_bdesc): Rename to...
516 (mips_dsp_bdesc): ...this.
517 (dsp_32only_bdesc): Rename to...
518 (mips_dsp_32only_bdesc): ...this.
519 (bdesc_map): Rename to...
520 (mips_bdesc_map): ...this.
521 (bdesc_arrays): Rename to...
522 (mips_bdesc_arrays): ...this.
523 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
525 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
526 Rename local variables I and J to OPNO and ARGNO respectively.
527 Assert that the number of arguments is no more than the number of
529 (mips_expand_builtin_compare): Use an array of arguments rather
530 than an array of operands. Assert that the number of operands is
532 (add_constant): Rename to...
533 (mips16_add_constant): ...this. Use XNEW.
534 (dump_constants_1): Rename to...
535 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
536 (dump_constants): Rename to...
537 (mips16_emit_constants): ...this.
538 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
539 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
540 Assign mips16_p to was_mips16_p.
541 (mips_parse_cpu): Tweak warning message.
542 (override_options): Rename to...
543 (mips_override_options): ...this. Move the mips_cost initialization
544 out of the "shared with GAS" block. Quote option names in error
546 (mips_conditional_register_usage): Make local variable REGNO unsigned.
547 (mips_order_regs_for_local_alloc): Remove register keyword.
549 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
551 * system.h (IN_RANGE): Cast each argument individually.
553 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
555 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
556 MIPS16 code unless using o32 or o64.
558 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
560 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
561 for modes smaller than 4 bytes.
562 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
565 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
567 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
568 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
569 (ASM_OUTPUT_ALIGNED_BSS): Delete.
570 * config/mips/mips.c (mips_output_aligned_bss): Delete.
572 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
574 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
575 sibling calls to "mips16" functions if the function satisfies
576 const_call_insn_operand.
578 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
580 * config/mips/mips.c (mips_va_start): Fix types in calls
583 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
585 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
588 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
590 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
591 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
592 instead of checking mips_isa.
594 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
596 * doc/invoke.texi (-mpaired-single): Don't say that the option
597 requires 64-bit code.
598 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
599 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
600 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
601 V2SF if ISA_MIPS32R2.
602 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
603 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
604 to ISA_HAS_NMADD_NMSUB.
605 (mips_split_doubleword_move): Handle V2SF.
606 (mips_modes_tieable_p): New function.
607 (override_options): Report a warning rather than an error when
608 -mpaired-single is used on ISAs that don't support it; use
609 ISA_HAS_PAIRED_SINGLE to check that case.
610 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
611 and DF move splitters with a single MOVE64 splitter, thereby adding
613 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
614 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
615 (HALFMODE): Add V2SF.
616 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
617 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
618 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
619 (movv2sf_hardfloat_32bit): New pattern.
620 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
621 TARGET_DOUBLE_FLOAT conditions.
623 2007-10-20 Jakub Jelinek <jakub@redhat.com>
625 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
626 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
627 64-bit register in 64-bit libgcc.
629 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
631 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
632 * config/avr/avr.h (LINK_SPEC): Likewise.
633 (CRT_BINUTILS_SPECS): Likewsie.
634 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
636 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
638 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
639 and -Wfatal-errors together.
641 2007-10-20 Alan Modra <amodra@bigpond.net.au>
644 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
645 change for vrsave, ie restore after frame pop.
647 2007-10-19 David S. Miller <davem@davemloft.net>
649 * config/sparc/niagara2.md: Fix copyright notice.
651 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
653 PR tree-optimization/23820
654 PR tree-optimization/24309
655 PR tree-optimization/33766
656 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
657 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
658 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
659 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
660 * tree-loop-linear.c (perfect_loop_nest_depth): New.
661 (linear_transform_loops): Use perfect_loop_nest_depth.
662 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
663 should have a single condition: their exit.
665 2007-10-19 Richard Guenther <rguenther@suse.de>
669 * stor-layout.c (layout_type): Assert that aggregates do not
670 have their alias sets set.
671 * alias.c (get_alias_set): Return alias set zero for incomplete
672 types, return the alias set of the element for incomplete array
673 types, but do not remember these.
675 2007-10-19 Richard Guenther <rguenther@suse.de>
678 2007-10-19 Richard Guenther <rguenther@suse.de>
681 * tree.c (build_array_type): Do not re-layout unbound array
684 2007-10-19 Richard Guenther <rguenther@suse.de>
687 * tree.c (build_array_type): Do not re-layout unbound array
690 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
692 * config/mips/mips.c (mips_canonicalize_comparison): Check
693 mips_relational_operand_ok_p before trying to rewrite the test.
694 Only calculate PLUS_ONE if needed.
695 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
698 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
700 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
703 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
705 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
706 the call uses the incoming value of $2.
708 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
710 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
711 rather then gen_rtx_MEM.
712 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
714 (mips_set_return_address): Likewise.
715 (mips_restore_gp): Likewise.
717 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
719 * config/mips/mips.c (gpr_mode): Delete.
720 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
722 (mips_for_each_saved_reg): Likewise.
723 (mips_expand_prologue, mips_expand_epilogue): Likewise.
724 (override_options): Don't initialize gpr_mode.
725 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
727 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
729 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
731 (mips_class_max_nregs): Calculate the smallest consituent register
732 size and use that to determine an upper bound on the number of
735 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
737 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
739 (mips_expand_epilogue): ...here.
740 (mips_mdebug_abi_name): New function, split out from...
741 (mips_file_start): ...here.
742 (mips_hard_regno_mode_ok_p): New function, split out from...
743 (override_options): ...here.
744 (mips_expand_builtin_1): New function, split out from...
745 (mips_expand_buitin): ...here. Abort if we don't recognize
748 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
750 * config/mips/mips.c (build_mips16_function_stub): Load the
751 target address into $1 before transfering the arguments.
752 Don't use ".set noreorder".
753 (build_mips16_call_stub): Likewise.
755 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
757 * config/mips/mips.c (mips_output_32bit_xfer): New function.
758 (mips_output_64bit_xfer): Likewise.
759 (mips16_fp_args): Rename to...
760 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
761 with a DIRECTION argument. Use mips_output_32bit_xfer and
762 mips_output_64bit_xfer.
763 (build_mips16_function_stub): Update accordingly.
764 (mips16_fpret_double): Delete.
765 (build_mips16_call_stub): Update after above changes.
766 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
767 of mips16_fpret_double. Use GP_REG_RETURN.
769 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
771 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
772 use asm_out_file instead.
773 (build_mips16_function_stub): Likewise.
774 (build_mips16_call_stub, mips_output_function_prologue): Update
777 2007-10-18 David S. Miller <davem@davemloft.net>
779 Add Niagara-2 support.
780 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
781 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
782 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
783 (include): Add inclusion of niagara2.md
784 * config/sparc/sparc.c (niagara2_costs): New.
785 (sparc_override_options): Add niagara2 entry to cpu_default[]
786 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
787 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
788 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
789 (sparc_initialize_trampoline): Handle niagara2 like niagara.
790 (sparc64_initialize_trampoline): Likewise.
791 (sparc_use_sched_lookahead): Likewise.
792 (sparc_issue_rate): Likewise.
793 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
795 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
796 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
798 (PROCESSOR_NIAGARA2): New.
799 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
800 (BRANCH_COST): Likewise.
801 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
802 * config/sparc/sol2.h: Likewise.
803 * config/sparc/niagara2.md: New file.
805 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
807 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
809 (mips_compute_frame_info): Remove associated code.
810 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
812 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
814 * config/mips/mips-protos.h (compute_frame_size): Delete.
815 * config/mips/mips.h: Update comments.
816 * config/mips/mips.c (mips_frame_info): Remove initialized.
817 (compute_frame_size): Rename to...
818 (mips_compute_frame_info): ...this and make static. Remove the
819 SIZE argument and return no value. Remove the setting of initialized.
820 Update rest of file accordingly.
821 (mips_set_return_address): Don't call compute_frame_size.
822 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
823 Don't call compute_frame_size.
825 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
827 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
828 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
829 mips_hard_frame_pointer_required.
830 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
832 * config/mips/mips.c (mips_frame_pointer_required): New function.
834 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
836 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
837 and hard_frame_pointer_offset.
838 (mips_debugger_offset): Use hard_frame_pointer_offset.
839 (mips16e_collect_argument_save_p): Likewise.
840 (compute_frame_size): Initialize arg_pointer_offset and
841 hard_frame_pointer_offset.
842 (mips_initial_elimination_offset): Use them.
843 (mips_output_function_prologue): Use hard_frame_pointer_offset.
844 (mips_expand_prologue, mips_expand_epilogue): Likewise.
846 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
848 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
850 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
851 "unsigned int" rather than "int" and put them with the other
852 register-related fields. Put expanded comments above fields
853 rather than to their right.
854 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
855 with a NUM_REGS_PTR argument.
856 (mips16e_save_restore_pattern_p): Update accordingly.
857 (compute_frame_size): Clarify frame diagram. Rewrite.
859 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
861 * config/mips/mips-ftypes.def: New file.
862 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
863 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
864 (mips_function_type): Redefine using mips-ftypes.def.
865 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
866 (mips_builtin_vector_type): New function.
867 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
868 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
869 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
870 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
872 (mips_build_function_type): New function.
873 (mips_init_builtins): Use it to create types lazily.
875 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
877 * config/mips/mips.h (set_volatile): Delete.
878 * config/mips/mips.c (set_volatile): Delete.
879 (mips_print_operand_punctuation): New function, split out from
880 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
881 Use the same character ordering in the code and the comments.
882 Use a recursive call to handle '*'. Abort on unknown characters.
883 (mips_init_print_operand_punct): New function, split out from
885 (mips_print_int_branch_condition): New function, split out from
886 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
887 to report unexpected codes.
888 (mips_print_float_branch_condition): New function, split out from
889 print_operand. Use output_operand_lossage to report unexpected codes.
890 (print_operand): Rework to use a case statement. Use the
891 same letter ordering in the code and the comments. Use
892 output_operand_lossage to report unexpected codes and
893 reverse_condition to handle inverted branch conditions.
894 (override_options): Use mips_init_print_operand_punct.
896 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
898 * config/mips/mips.h: Move variable declarations to end of file and
899 enclose them all in #ifndef USED_FOR_TARGET.
900 * config/mips/mips.c: Reorder functions into more logical groups,
901 and so that callees appear before callers. Put the targetm
902 initializer at the end of the file. Remove forward static
903 declarations where possible.
904 (mips_init_builtins): Add "static" to definition.
905 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
907 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
909 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
910 (TARGET_MAX_ANCHOR_OFFSET): Delete.
911 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
912 (mips_set_mips16_mode): Initialize min_anchor_offset and
913 max_anchor_offset directly to constants.
915 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
917 * config/mips/mips.c: Delete trailing whitespace.
919 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
921 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
922 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
924 * config/mips/mips.md (load_call<mode>): Don't make the unspec
925 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
927 2007-10-18 David Daney <ddaney@avtrex.com>
929 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
930 reg_offset variable to calculate register locations.
932 2007-10-18 Richard Guenther <rguenther@suse.de>
934 * tree-ssa.c (uid_ssaname_map_eq): New function.
935 (uid_ssaname_map_has): Likewise.
936 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
937 * tree-flow.h (struct gimple_df): Make default_defs a
939 * tree-dfa.c (gimple_default_def): Deal with it.
940 (set_default_def): Likewise.
942 2007-10-18 Richard Guenther <rguenther@suse.de>
944 * tree-flow.h (struct gimple_df): Make referenced_vars
946 (uid_decl_map_eq): Declare.
947 (uid_decl_map_hash): Likewise.
948 * tree-ssa.c (uid_decl_map_eq): New function.
949 (uid_decl_map_hash): Likewise.
950 (init_tree_ssa): Make referenced_vars a uid_decl_map.
951 * tree-flow-inline.h (first_referenced_var): Deal with
952 the referenced_vars representation change.
953 (next_referenced_var): Likewise.
954 * tree-dfa.c (referenced_var_lookup): Likewise.
955 (referenced_var_check_and_insert): Likewise.
956 (remove_referenced_var): Likewise.
958 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
960 * config/mips/mips.c (mips_dwarf_register_span): New.
961 (TARGET_DWARF_REGISTER_SPAN): Define.
963 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
965 * config.gcc : update score-*-elf(extra_objs).
966 * config/score/mac.md : Remove.
967 * config/score/misc.md : Remove.
968 * config/score/score7.md : Remove.
969 * config/score/score-mdaux.h : Remove.
970 * config/score/score-mdaux.c : Remove.
971 * config/score/score-version.h : Remove.
972 * config/score/score-generic.md : New.
973 * config/score/score3.h : New.
974 * config/score/score3.c : New.
975 * config/score/score7.h : New.
976 * config/score/score7.c : New.
977 * config/score/mul-div.S : add flush_cache score3 support.
978 * config/score/elf.h : Fix some typos.
979 * config/score/score.md : merge score3 and score7 pattern.
980 * config/score/score.c : use to seperate which target it used.
981 * config/score/score.h : use to seperate the target macro.
982 * config/score/score.opt : remove -mmac option , add -mscore3,
983 -mscore3d and -march OPTION support.
985 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
987 * cfgexpand.c (expand_stack_vars): Add checking to make sure
988 that the offset of a variable is not greater than the size
991 2007-10-17 Anatoly Sokolov <aesok@post.ru>
993 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
994 atmega88p, atmega168p and atmega328p devices.
995 * config/avr/avr.h (LINK_SPEC): (Ditto.).
996 (CRT_BINUTILS_SPECS): (Ditto.).
997 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
999 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1001 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
1003 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
1004 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
1005 (print_insn): Move declaration to ...
1006 * rtl.h (print_insn): ... here.
1008 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1010 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
1011 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
1012 m68k_sched_branch_type): Move declarations to ...
1013 * config/m68/m68k-protos.h: ... here.
1015 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1017 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1019 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1021 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1022 * config/avr/avr.h (LINK_SPEC): Likewise.
1023 (CRT_BINUTILS_SPECS): Likewsie.
1024 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1026 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1028 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1029 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1030 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1032 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1035 * reg-stack.c (move_for_stack_reg): Swap input argument of
1036 UNSPEC_TAN insn to the top of the stack.
1038 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1042 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1043 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1044 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1045 immediate shift value.
1046 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1047 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1048 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1049 Remove macros for !__OPTIMIZE__ case.
1051 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1053 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1055 (perform_var_substitution): Only DFS from real nodes. Don't test
1057 (unite_pointer_equivalences): Fix broken test.
1059 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1061 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1062 altivec sp_offset. Rearrange sp_offset assignments to
1063 correspond to stack adjustments. Use frame_reg_rtx for
1064 SPE register restores. Correct SPE stack adjustment.
1066 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1068 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1069 * toplev.c (check_global_declaration_1): Use appropriate warning
1070 option instead of unnamed warning.
1071 * stor-layout.c (layout_decl): Likewise.
1072 * c-typeck.c (build_conditional_expr): Likewise.
1073 (build_compound_expr): Fix wrong comment.
1074 (build_binary_op): Use appropriate warning option instead of
1076 * cfgexpand.c (tree_expand_cfg): Likewise.
1077 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1078 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1079 (execute_warn_function_return): Likewise.
1080 * stmt.c (warn_if_unused_value): Likewise.
1082 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1084 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1085 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1087 (CRT_BINUTILS_SPECS): Likewsie.
1088 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1090 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1093 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1095 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1097 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1098 (fini_dce): Only release them for the fast pass.
1099 (end_ud_dce): Delete.
1100 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1101 Call fini_dce instead of end_ud_dce.
1102 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1103 (run_fast_df_dce): Reset df_in_progress to false on exit.
1105 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1106 Maxim Kuvyrkov <maxim@codesourcery.com>
1108 * target.h (unspec_may_trap_p): New target hook.
1109 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1110 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1112 * targhooks.h (default_unspec_may_trap_p): Declare it.
1113 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1114 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1115 * rtl.h (may_trap_p_1): Declare.
1117 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1118 override default hook implementation.
1119 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1122 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1124 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1125 options enabled by Wextra and mention Wuninitialized.
1127 2007-10-15 Nigel Stephens <nigel@mips.com>
1129 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1131 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1133 PR tree-optimization/33136
1134 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1136 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1138 PR tree-optimization/33735
1139 PR tree-optimization/33572
1140 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1141 2007-10-09's change.
1142 * except.c (duplicate_eh_regions): Don't look for prev_try
1143 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1145 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1148 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1149 __builtin_va_arg_pack-containing call stmt.
1151 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1153 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1156 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1158 PR tree-optimization/33619
1159 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1162 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1164 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1166 2007-10-15 Richard Guenther <rguenther@suse.de>
1168 * fold-const.c (extract_array_ref): Remove.
1169 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1170 generic address expression comparison folding. Remove
1171 the folding that used extract_array_ref.
1173 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1176 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1177 speculation type of insn can be changed before trying to do that.
1179 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1181 * dse.c (struct insn_info): Add 'frame_read' field.
1182 (scan_insn): For the call to a const function, set frame_read if
1183 reload has been run.
1184 If the insn reads the frame, kill the frame related stores.
1185 (scan_reads_nospill): Likewise.
1187 2007-10-14 Jason Merrill <jason@redhat.com>
1189 * tree-eh.c (optimize_double_finally): Don't assume that the
1190 cleanup we're duplicating is only one statement.
1192 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1194 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1195 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1196 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1197 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1198 tree-vect-transform.c: Fix comment typos.
1199 * doc/extend.texi: Fix a typo.
1201 * c-common.h: Remove the prototype for c_expand_body.
1202 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1203 * tree.h: Remove the prototype for fold_build_call_expr.
1205 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1207 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1209 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1211 * config/rs6000/aix53.h: New file.
1212 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1213 (TARGET_ALTIVEC_ABI): Same.
1214 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1215 (TARGET_ALTIVEC_ABI): Delete.
1216 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1217 stanza defaulting to aix5.3.
1219 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1221 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1222 (strmov): Use defined constants.
1223 (cmpstrnsi): Likewise.
1224 * config/i386/i386.c (decide_alg): Use defined constants.
1225 (ix86_expand_strlen): Likewise.
1227 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1229 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1230 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1231 (mode_for_reg_attrs, var_lowpart): New functions.
1232 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1233 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1234 or copy is known, set LOC to the SET that performs the set, instead
1236 (find_src_status, find_src_set_src): Remove LOC parameter.
1237 Replace INSN with the source value.
1238 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1239 handling MO_SET and MO_COPY. Update the calls to find_src_status
1240 and find_src_set_src.
1242 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1245 * config/i386/i386.md (strmov): Check for esi and edi usage.
1246 * config/i386/i386.c (decide_alg): Check whether we can use a
1247 rep prefix and adjust algorithm choice accordingly.
1248 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1250 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1252 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1254 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1256 * global.c (build_insn_chain): Formatting fixes.
1258 2007-10-12 Richard Guenther <rguenther@suse.de>
1260 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1261 combining both operands require either both have single uses
1262 or combining to a constant.
1264 2007-10-12 Richard Guenther <rguenther@suse.de>
1267 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1268 a rhs with side-effects or which is a load.
1269 (forward_propagate_into_cond): Also try combining both operands.
1271 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1273 PR tree-optimization/33742
1274 * tree-vect-transform.c (vectorizable_operation): Return false
1275 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1276 (vectorizable_call): Same for rhs_type and lhs_type.
1278 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1280 PR tree-optimization/33645
1281 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1282 pass it to walk_tree.
1283 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1284 When calling set_is_used on a VAR_DECL, if data is not NULL and
1285 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1286 DECL_INITIAL after clearing the bit in bitmap.
1287 (remove_unused_locals): Adjust mark_all_vars_used callers.
1288 Instead of removing unused global vars from unexpanded_var_list
1289 immediately record them in bitmap, call mark_all_vars_used on
1290 all used global vars from unexpanded_var_list and only purge
1291 global vars that weren't found used even during that step.
1293 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1295 * gthr-posix.h (__gthread_active_init): Create detached instead of
1296 joinable thread when testing whether threads are active on hppa-hpux.
1297 * gthr-posix95.h (__gthread_active_init): Likewise.
1299 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1302 * global.c (build_insn_chain): Include insn that occur between
1305 2007-10-11 Tom Tromey <tromey@redhat.com>
1307 * gengtype-yacc.y: Delete.
1309 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1312 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1313 function_value_32, function_value_64, function_value_ms_64,
1314 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1315 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1318 2007-10-11 Richard Guenther <rguenther@suse.de>
1320 * gcse.c (hash_scan_set): If the next nonnote insn is in
1321 a different basic block insert the set.
1323 2007-10-11 Richard Guenther <rguenther@suse.de>
1326 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1327 (verify_gimple_expr): Use it to verify pointer-to types for
1330 2007-10-11 Richard Guenther <rguenther@suse.de>
1333 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1334 the array element type.
1336 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1338 PR rtl-optimization/33638
1339 * dse.c (struct insn_info): Remove 'stack_read' field,
1340 add 'stack_pointer_based' field.
1341 (record_store): For a store with non-constant base, record
1342 whether it is stack pointer based.
1343 (scan_insn): For the call to a const function, remove stack
1344 pointer based stores from the list of local active stores.
1345 (scan_reads_nospill): Delete code dealing with const functions.
1347 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1349 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1351 (conflict_p, set_conflict, set_conflicts): Likewise.
1352 * global.c (global_alloc): Likewise.
1353 * ra.h: Update prototypes.
1355 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1357 * opth-gen.awk: Fixed generation of comment stating the origin
1360 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1363 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1364 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1365 and '%}', respectively.
1368 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1369 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1370 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1372 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1376 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1377 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1378 syntax for ASSEMBLER_DIALECT.
1379 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1381 2007-10-10 Revital Eres <eres@il.ibm.com>
1383 * modulo-sched.c (check_nodes_order): Dump the final order of
1385 (get_sched_window): Add dump info.
1386 (calculate_order_params): Dump order params of the nodes.
1388 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1391 * ra-conflict.c (record_one_conflict_between_regnos,
1392 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1393 (global_conflicts): Enhanced incorrect check.
1395 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1397 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1398 if flag_exceptions is not set.
1399 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1400 assemble_name rather than incorrectly emulating it.
1402 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1403 friends are removed from G++.
1405 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1407 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1408 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1409 enabling them is redundant. Don't check two times for
1412 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1414 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1416 (set_conflicts_for_earlyclobber): Likewise.
1417 (global_conflicts): Likewise.
1419 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1421 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1422 and '%}', respectively.
1424 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1426 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1427 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1429 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1432 2007-10-09 Richard Guenther <rguenther@suse.de>
1435 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1436 of referenced structure and component.
1438 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1441 * ra-conflict.c (record_one_conflict_between_regnos,
1442 set_conflicts_for_earlyclobber, global_conflicts): Improved
1444 (global_conflicts): Removed incorrect check.
1446 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1448 PR tree-optimization/33615
1449 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1450 if the statement might throw. Fix formatting.
1452 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1454 PR tree-optimization/33615
1455 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1456 if the rhs might throw.
1458 2007-10-09 Jan Hubicka <jh@suse.cz>
1460 * invoke.texi (align-threshold, align-loop-iterations): Document.
1461 * final.c: Include cfgloop.h, params.h
1462 (compute_alignments): Dump decisions and compare them with loop
1463 structure; honor given parameters.
1464 (pass_compute_alignments): New dump file.
1465 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1466 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1468 2007-10-09 James E. Wilson <wilson@specifix.com>
1470 PR tree-optimization/33655
1472 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1473 convert it to bitsizetype before size_binop call.
1475 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1477 PR tree-optimization/33572
1478 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1479 the absence of a corresponding edge from the exit block.
1481 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1484 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1486 (sra_build_assignment): Likewise. Set up mask depending on
1487 precision, not type.
1488 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1489 computing bit masks.
1490 (sra_build_elt_assignment): Don't view-convert from signed to
1492 (sra_explode_bitfield_assignment): Use bit-field type if
1493 possible. Use BYTES_BIG_ENDIAN.
1495 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1498 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1499 the original stmt can throw.
1500 (sra_build_bf_assignment): Fix type mismatch when applying negated
1503 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1505 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1506 '#pragma mark' to be executed at preprocessing time.
1508 2007-10-08 Ollie Wild <aaw@google.com>
1510 * varasm.c (compare_constant): Removed call to
1511 lang_hooks.expand_constant.
1512 (copy_constants): Removed call to lang_hooks.expand_constant.
1513 (compute_reloc_for_constant): Removed call to
1514 lang_hooks.expand_constant.
1515 (output_addressed_constants): Removed call to
1516 lang_hooks.expand_constant.
1517 (constructor_static_from_elts_p): Removed call to
1518 lang_hooks.expand_constant.
1519 (output_constant): Removed calls to lang_hooks.expand_constant.
1520 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1521 * langhooks-def.h (lhd_return_tree): Removed.
1522 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1523 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1524 * langhooks.c (lhd_return_tree): Removed.
1526 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1528 * combine.c (setup_incoming_promotions): Ensure that
1529 arguments that have not undergone mode promotions do not
1530 incorrectly get marked as being sign- or zero-extended.
1532 2007-10-08 Richard Guenther <rguenther@suse.de>
1537 * fold-const.c (fold_binary): Use correct types in folding
1538 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1539 and building of RROTATE_EXPR.
1541 2007-10-08 Richard Guenther <rguenther@suse.de>
1546 * fold-const.c (fold_binary): Use the correct types when
1547 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1548 (fold_binary): Use the correct types when folding
1549 (-A) - B to (-B) - A.
1550 (fold_unary): Use the correct types when folding ~(X).
1552 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1554 * doc/invoke.texi (Wall): fix formatting issues.
1556 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1558 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1559 truncated shift counts.
1561 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1563 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1564 syntax for ASSEMBLER_DIALECT.
1565 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1567 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1568 Nathan Froyd <froydnj@codesourcery.com>
1570 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1571 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1573 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1576 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1578 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1579 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1580 the function, temporarily point the debug interface to the null one.
1582 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1584 PR tree-optimization/33655
1586 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1589 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1591 PR tree-optimization/33572
1592 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1593 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1594 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1596 (copy_edges_for_bb): Handle nonlocal label edges.
1597 (make_nonlocal_label_edges): Deleted.
1598 (optimize_inline_calls): Don't call it.
1600 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1602 * gthr-single.h: Revert last change.
1604 2007-10-05 Michael Matz <matz@suse.de>
1607 * lower-subreg.c (decompose_multiword_subregs): Use
1608 validate_unshare_change().
1610 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1612 * ra-conflict.c: Include "sparseset.h".
1613 (conflicts): Change to HOST_WIDEST_FAST_INT.
1614 (allocnos_live): Redefine variable as a sparseset.
1615 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
1616 (allocno_row_words): Removed global variable.
1617 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1618 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1619 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1620 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1622 (record_one_conflict): Update uses of allocnos_live to use
1623 the sparseset routines. Use set_conflicts_p.
1624 (mark_reg_store): Likewise.
1625 (set_reg_in_live): Likewise.
1626 (global_conflicts): Update uses of allocnos_live.
1627 Use the new adjacency list to visit an allocno's neighbors
1628 rather than iterating over all possible allocnos.
1629 Call set_conflicts_p to setup conflicts rather than adding
1631 * global.c: Comments updated.
1632 (CONFLICTP): Delete define.
1633 (regno_compare): New function. Add prototype.
1634 (global_alloc): Sort the allocno to regno mapping according to
1635 which basic blocks the regnos are referenced in. Modify the
1636 conflict bit matrix to a compressed triangular bitmatrix.
1637 Only allocate the conflict bit matrix and adjacency lists if
1638 we are actually going to allocate something.
1639 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1640 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1641 allocno's neighbors rather than iterating over all possible allocnos.
1642 (mirror_conflicts): Removed function.
1643 (dump_conflicts): Iterate over regnos rather than allocnos so
1644 that all dump output will be sorted by regno number.
1645 Use the FOR_EACH_CONFLICT macro.
1646 * ra.h: Comments updated.
1647 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1648 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
1649 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1650 (adjacency_list_d, adjacency_iterator_d): New types.
1651 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1652 adjacency_iter_next, regno_basic_block): New static inline functions.
1653 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1654 (conflict_p): Add function prototype.
1655 * sparseset.h, sparseset.c: New files.
1656 * Makefile.in (OBJS-common): Add sparseset.o.
1657 (sparseset.o): New rule.
1659 2007-10-05 Richard Guenther <rguenther@suse.de>
1662 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1665 2007-10-05 Michael Matz <matz@suse.de>
1668 * function.c (match_asm_constraints_1): Check for input
1669 being used in the outputs.
1671 2007-10-05 Richard Guenther <rguenther@suse.de>
1673 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1675 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1678 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1679 subset checks. Make the cost of FPR -> FPR moves depend on
1680 mips_mode_ok_for_mov_fmt_p.
1682 2007-10-04 Doug Kwan <dougkwan@google.com>
1684 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1685 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1686 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1687 support of conditional variables.
1688 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1689 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1690 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1691 support of conditional variables.
1692 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1693 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1694 conditional variables.
1695 * gthr.h: Update comments to document new interface.
1697 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1699 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1702 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1704 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1706 2007-10-04 Richard Guenther <rguenther@suse.de>
1709 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1710 does not need to be of INTEGER_TYPE.
1711 (verify_gimple_2): New function split out from ...
1712 (verify_gimple_1): ... here. ICE if there was an error during
1715 2007-10-04 Michael Matz <matz@suse.de>
1717 PR rtl-optimization/33653
1718 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1719 * dse.c (scan_insn): Same.
1721 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1723 * config.gcc: Remove USE_GAS for m68k targets.
1725 2007-10-04 Richard Guenther <rguenther@suse.de>
1727 PR tree-optimization/33627
1728 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1729 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1731 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1732 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1734 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1736 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1737 commands_in_epilogues): Remove variables.
1738 (avr_file_start): Remove unneded initializations of commands_in_file,
1739 commands_in_prologues and commands_in_epilogues variables.
1740 (avr_file_end): Remove dead code.
1742 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1744 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1745 MOTOROLA is to true.
1747 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1750 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1751 (mips_split_doubleword_move): ...this.
1752 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1753 use natural endianness for multi-format FPR values.
1754 (mips_split_64bit_move): Rename to...
1755 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1756 Use move_doubleword_fpr* patterns for moves involving FPRs.
1757 (mips_save_reg): Update the call to mips_split_64bit_move.
1758 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1759 nonzero constant into an FPR if the constant can be forced to memory.
1760 * config/mips/mips.md: Update the splitter calls to
1761 mips_split_64bit_move.
1762 (UNSPEC_LOAD_DF_LOW): Rename to...
1763 (UNSPEC_LOAD_LOW): ...this.
1764 (UNSPEC_LOAD_DF_HIGH): Rename to...
1765 (UNSPEC_LOAD_HIGH): ...this.
1766 (UNSPEC_STORE_DF_HIGH): Rename to...
1767 (UNSPEC_STORE_WORD): ...this.
1768 (SPLITF): New mode iterator.
1769 (HALFMODE): New mode attribute.
1770 (movtf): New expander.
1771 (*movtf_internal): New define_insn_and_split.
1772 (move_doubleword_fpr<mode>): New expander.
1773 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1775 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1776 (mfhc1<mode>): ...these more general patterns.
1778 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1780 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1782 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1784 * gcse.c (hash_scan_set): Insert set in insn before note at
1785 the end of basic block.
1787 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1789 PR tree-optimization/33576
1790 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1791 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1792 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1793 (remove_iv): Declared.
1794 * lambda-code.c (remove_iv): Not static.
1795 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1796 Don't remove ivs there, save ivs in the buffer.
1798 2007-10-03 Jason Merrill <jason@redhat.com>
1801 * tree-eh.c (same_handler_p): New fn.
1802 (optimize_double_finally): New fn.
1803 (refactor_eh_r): New fn.
1804 (refactor_eh): New fn.
1805 (pass_refactor_eh): New pass.
1806 * tree-pass.h: Declare it.
1807 * passes.c (init_optimization_passes): Add it.
1809 2007-10-03 Doug Kwan <dougkwan@google.com>
1810 Richard Guenther <rguenther@suse.de>
1813 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1814 be conservative instead.
1816 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1819 * doc/invoke.texi (-fwhole-program): Document that Fortran
1820 doesn't support this option.
1822 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1825 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1828 2007-10-02 David Daney <ddaney@avtrex.com>
1830 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1831 against constant zero.
1832 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1835 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1837 * ra-conflict.c: New file.
1839 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1840 usage to DF_LIVE usage.
1841 (reload): Remove reference to df_get_live_top.
1842 * rtlanal.c (subreg_nregs_with_regno): New function.
1843 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1844 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1845 (df_has_eh_preds): Removed.
1846 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1847 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1849 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1850 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1851 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1852 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1853 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1854 (global_alloc): Turn off rescanning insns after call to
1855 global_conflicts and added call to set_preferences.
1856 (global_conflicts): Moved to ra-alloc.c.
1857 (set_preferences_1, set_preferences): New function.
1858 (mirror_conflicts): Changed types for various variables.
1859 (mark_elimination): Change DF_RA_LIVE
1860 usage to DF_LIVE usage.
1861 (build_insn_chain): Rewritten from scratch and made local.
1862 (print_insn_chain, print_insn_chains): New functions.
1863 (dump_conflicts): Do not print conflicts for fixed_regs.
1864 (rest_of_handle_global_alloc): Turn off insn rescanning.
1865 * hard-reg-set.h: Fixed comment.
1866 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1867 usage to DF_LIVE usage and delete refs to TOP sets.
1868 (block_alloc): Mark regs as live if they are in the artificial
1869 defs at top of block.
1870 (find_stack_regs): New function.
1871 (rest_of_handle_local_alloc): Changed urec problem to live
1872 problem and do not turn off df rescanning.
1873 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1874 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1875 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1876 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1877 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1878 fields in df_ref_flags. The rest have been renumbered.
1879 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1881 * rtl.h (subreg_nregs_with_regno): New function.
1882 * df-problems.c: (df_get_live_out, df_get_live_in,
1883 df_get_live_top): Removed reference to DF_RA_LIVE.
1884 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1885 df_live_alloc, df_live_reset, df_live_local_finalize,
1886 df_live_free): Make top set only if different from in set.
1887 (df_lr_top_dump, df_live_top_dump): Only print top set if
1888 different from in set.
1889 (df_lr_bb_local_compute): Removed unnecessary check.
1890 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1891 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1892 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1893 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1894 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1895 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1896 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1897 df_urec_add_problem): Removed.
1898 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1900 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1901 * basic_block.h (bb_has_abnormal_pred): New function.
1902 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1903 usage to DF_LIVE usage.
1905 2007-10-02 Revital Eres <eres@il.ibm.com>
1907 * config/rs6000/predicates.md (easy_vector_constant): Return false
1908 for 750CL paired vectors.
1909 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1911 (vec_initv2sf): Add new description.
1912 (vconcatsf): Likewise.
1913 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1914 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1916 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1918 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1919 sinking the last stmt in a BB.
1921 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1924 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1925 (sra_hash_tree): Handle BIT_FIELD_REFs.
1926 (sra_elt_hash): Don't hash bitfld blocks.
1927 (sra_elt_eq): Skip them in parent compares as well. Handle
1929 (build_element_name_1): Handle BIT_FIELD_REFs.
1930 (instantiate_element): Propagate nowarn from parents. Create
1931 BIT_FIELD_REF for variables that are widened by scalarization.
1932 Gimple-zero-initialize all bit-field variables that are not
1933 part of parameters that are going to be scalarized on entry.
1934 (instantiate_missing_elements_1): Return the sra_elt.
1935 (canon_type_for_field): New.
1936 (try_instantiate_multiple_fields): New. Infer widest possible
1937 access mode from decl or member type, but clip it at word
1938 size, and only widen it if a field crosses an alignment
1940 (instantiate_missing_elements): Use them.
1941 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1942 (scalar_bitfield_p): New.
1943 (sra_build_assignment): Optimize assignments from scalarizable
1944 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1947 (sra_build_bf_assignment): New. Optimize assignments to
1948 scalarizable BIT_FIELD_REFs.
1949 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1950 assignments to full variables.
1951 (generate_copy_inout): Use the new macros and functions.
1952 (generate_element_copy): Likewise. Handle bitfld differences.
1953 (generate_element_zero): Don't recurse for blocks. Use
1954 sra_build_elt_assignment.
1955 (generate_one_element_init): Take elt instead of var. Use
1956 sra_build_elt_assignment.
1957 (generate_element_init_1): Adjust.
1958 (bitfield_overlap_info): New struct.
1959 (bitfield_overlaps_p): New.
1960 (sra_explode_bitfield_assignment): New. Adjust widened
1961 variables to account for endianness.
1962 (sra_sync_for_bitfield_assignment): New.
1963 (scalarize_use): Re-expand assignment to/from scalarized
1964 BIT_FIELD_REFs. Explode or sync needed members for
1965 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1966 (scalarize_copy): Use REPLDUP.
1967 (scalarize_ldst): Move assert before dereference. Adjust EH
1969 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1971 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1973 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1974 Rename CR_* constants to CMP_*. Fix spacing.
1976 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1979 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1980 to be processed with the special script doc/install.texi2html.
1982 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1984 * doc/invoke.texi (Wall): List the options enabled by Wall.
1985 (Wstrict-aliasing): Add missing @option.
1987 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1989 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1990 rather than gen_lowpart to change a register from DImode to DFmode.
1991 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1992 both FROM and TO are integer modes that are no bigger than 4 bytes.
1993 (mips_mode_ok_for_mov_fmt_p): New function.
1994 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1995 (mips_secondary_reload_class): Tweak formatting and comments.
1996 Use reg_class_subset_p instead of direct comparisons with
1997 classes. Only allow direct FPR<->FPR moves for modes that
1998 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1999 for 4- and 8-byte types. Handle reloads in which X is an FPR.
2000 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
2001 (*movdi_64bit): Likewise.
2002 (*movsi_internal): Likewise.
2003 (*movhi_internal): Likewise.
2004 (*movqi_internal): Likewise.
2006 2007-09-30 Diego Novillo <dnovillo@google.com>
2009 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
2012 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2014 PR tree-optimization/33597
2015 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2016 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2018 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2020 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2021 instead of variants of (!reload_in_progress && !reload_completed).
2022 (x86_expand_vector_move): Ditto.
2024 2007-09-28 Ollie Wild <aaw@google.com>
2027 2007-09-27 Ollie Wild <aaw@google.com>
2029 * varasm.c (compare_constant): Removed call to
2030 lang_hooks.expand_constant.
2031 (copy_constants): Removed call to lang_hooks.expand_constant.
2032 (compute_reloc_for_constant): Removed call to
2033 lang_hooks.expand_constant.
2034 (output_addressed_constants): Removed call to
2035 lang_hooks.expand_constant.
2036 (constructor_static_from_elts_p): Removed call to
2037 lang_hooks.expand_constant.
2038 (output_constant): Removed calls to lang_hooks.expand_constant.
2039 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2040 * langhooks-def.h (lhd_return_tree): Removed.
2041 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2042 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2043 * langhooks.c (lhd_return_tree): Removed.
2045 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2048 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2049 argument to gen_selb.
2051 2007-09-28 Chao-ying Fu <fu@mips.com>
2053 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2054 * doc/libgcc.texi (Fixed-point fractional library routines):
2055 Fix typos for neg and cmp functions.
2057 2007-09-28 Michael Matz <matz@suse.de>
2059 PR rtl-optimization/33552
2060 * function.c (match_asm_constraints_1): Check for overlap in
2061 inputs and replace all occurences.
2063 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2065 * config/mips/mips.c (override_options): Fix comment typo.
2067 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2069 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2070 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2071 * config/bfin/t-bfin-linux (crti.o): Don't build.
2073 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2074 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2076 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2078 2007-09-27 Ollie Wild <aaw@google.com>
2080 * varasm.c (compare_constant): Removed call to
2081 lang_hooks.expand_constant.
2082 (copy_constants): Removed call to lang_hooks.expand_constant.
2083 (compute_reloc_for_constant): Removed call to
2084 lang_hooks.expand_constant.
2085 (output_addressed_constants): Removed call to
2086 lang_hooks.expand_constant.
2087 (constructor_static_from_elts_p): Removed call to
2088 lang_hooks.expand_constant.
2089 (output_constant): Removed calls to lang_hooks.expand_constant.
2090 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2091 * langhooks-def.h (lhd_return_tree): Removed.
2092 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2093 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2094 * langhooks.c (lhd_return_tree): Removed.
2096 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2099 * expr.c (emit_group_load_1): Split constant double when destination
2100 length is half source length.
2102 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2104 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2105 (mips_cpu_info): Add tune_flags.
2106 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2107 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2109 (override_options): Remove deprecation code. Use branch-likely
2110 instructions for optimize_size or if the tuning flags do not
2111 suggest otherwise. Tweak warning.
2112 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2114 2007-09-27 Matthias Klose <doko@ubuntu.com>
2116 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2117 multilib osdirname if it exists.
2118 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2120 2007-09-27 Ian Lance Taylor <iant@google.com>
2122 PR tree-optimization/33565
2123 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2124 assignments of comparisons.
2125 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2126 parameter. Change caller. Defer overflow warnings around call to
2128 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2129 TREE_NO_WARNING is set on the statement.
2130 * tree-ssa-forwprop.c
2131 (tree_ssa_forward_propagate_single_use_vars): Don't test
2132 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2133 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2135 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2137 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2138 reduce offset by units of 0x10000 for SPE vector modes or modes
2139 used with E500 double instructions.
2141 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2143 * simplify-rtx.c (comparison_result): New.
2144 (simplify_const_relational_operation): Use it instead of the five
2145 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2146 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2147 optimizations. Extract nonzero_address_p optimizations into a
2148 separate "if" together with optimizations where op1 is const0_rtx.
2149 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2150 floating-point arguments too when appropriate. Hoist test for ABS
2151 outside the final switch statement.
2152 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2153 folded_arg0 if we found a constant equivalent. Remove
2154 transformations done in simplify-rtx.c for "op0 RELOP op0".
2156 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2158 * builtins.c (expand_builtin, expand_builtin_object_size,
2159 expand_builtin_memory_chk, maybe_emit_chk_warning,
2160 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2162 * expr.c (expand_expr_real_1): Likewise.
2163 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2164 (lhd_print_error_function): Add third argument.
2165 * langhooks.h (struct diagnostic_info): Add forward decl.
2166 (struct lang_hooks): Add third argument to print_error_function.
2167 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2168 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2170 (diagnostic_report_current_function): Likewise.
2171 * toplev.c (announce_function): Pass NULL as second argument to
2172 diagnostic_set_last_function.
2173 * diagnostic.c (diagnostic_report_current_function): Add second
2174 argument, pass it as third argument to lang_hooks.print_error_function.
2175 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2176 to diagnostic_report_current_function.
2177 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2178 and message.abstract_origin.
2179 (verbatim): Initialize abstract_origin.
2180 * pretty-print.h (text_info): Add abstract_origin field.
2181 * pretty-print.c (pp_base_format): Handle %K.
2182 * langhooks.c (lhd_print_error_function): Add third argument. If
2183 diagnostic->abstract_origin, print virtual backtrace.
2184 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2185 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2186 (init_dynamic_diag_info): Likewise.
2188 2007-09-26 David Daney <ddaney@avtrex.com>
2191 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2192 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2193 sync_old_nand<mode>, sync_new_nand<mode>,
2194 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2195 Update length attributes.
2196 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2197 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2199 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2200 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2201 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2204 2007-09-26 Richard Guenther <rguenther@suse.de>
2206 PR tree-optimization/33563
2207 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2208 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2210 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2211 get_use_of_stmt_lhs.
2213 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2216 * c-common.c (complete_array_type): Diagnose too-large arrays and
2217 set type to error_mark_node.
2219 2007-09-26 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/30375
2222 PR tree-optimization/33560
2223 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2227 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2229 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2230 (dse_global_data): Add aggregate_vardecl field.
2231 (dse_possible_dead_store_p): New.
2232 Add prev_defvar variable.
2233 Allow immediate uses and previous immediate uses to differ
2234 if they are setting different parts of the whole.
2235 (get_aggregate_vardecl): New.
2236 (dse_record_partial_aggregate_store): New.
2237 (dse_whole_aggregate_clobbered_p): New.
2238 (dse_partial_kill_p): New.
2239 Call dse_maybe_record_aggregate_store().
2240 When checking whether a STMT and its USE_STMT refer to the
2241 same memory address, check also for partial kills that clobber
2243 Move some variable definitions to the block where they are used.
2244 (aggregate_vardecl_hash): New.
2245 (aggregate_vardecl_eq): New.
2246 (aggregate_vardecl_free): New.
2247 (aggregate_whole_store_p): New.
2248 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2249 Mark which aggregate stores we care about.
2251 2007-09-25 DJ Delorie <dj@redhat.com>
2254 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2257 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2260 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2261 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2262 for vector int32 -> int64 conversions. Don't write beyond the end
2263 of the allocated vector for int32 -> int64 conversions.
2265 2007-09-25 Revital Eres <eres@il.ibm.com>
2267 * config/rs6000/paired.h (paired_sel): New.
2268 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2269 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2270 when expanding selv2sf.
2271 * config/rs6000/rs6000.h (rs6000_builtins): Add
2272 PAIRED_BUILTIN_SELV2SF4.
2274 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2277 * c-typeck.c (default_conversion): Call require_complete_type
2278 before perform_integral_promotions.
2279 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2280 (build_c_cast): Call require_complete_type except for casts to
2282 (convert_for_assignment): Call require_complete_type.
2284 2007-09-25 Revital Eres <eres@il.ibm.com>
2286 * config/spu/spu.md: Fix doloop pattern.
2288 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2290 * config/bfin/bfin.c (expand_prologue_reg_save,
2291 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
2293 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2294 ... from here. New argument ALL; callers changed.
2295 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2296 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2297 have the "saveall" attribute.
2299 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2301 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2303 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2304 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2305 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2307 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2308 with REG_P tests before REGNO access.
2310 2007-09-24 DJ Delorie <dj@redhat.com>
2313 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2315 (movqicc_<code>_<mode>): Likewise.
2316 (movhicc_<code>_<mode>): Likewise.
2318 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2321 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2322 register for reload.
2324 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2327 * config/i386/i386.c (ix86_comp_type_attributes): Check
2330 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2332 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2333 "move.l %a4,%a4" to produce nops.
2334 * config/m68k/m68k.c (override_options): Reset align options,
2335 if neccessary align macro isn't avaible.
2337 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2339 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2341 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2343 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2345 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2346 reload is completed.
2347 (peephole pattern): Convert most of them to RTL peephole pattern.
2349 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2351 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2352 (moved from fp compare patterns).
2353 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2354 Cleanup predicates to relieve reload.
2355 (conditional_trap): Reject conditional trap with fp condition.
2356 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2357 certain constants early.
2359 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2361 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2363 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2365 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2366 Allow --with-tune=cell and --with-cpu=cell.
2368 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2370 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2371 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2373 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2375 (TARGET_BUILTIN_RECIPROCAL): Use it.
2376 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2377 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2378 (rs6000_emit_swrsqrtsf): New.
2379 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2381 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2382 (divsf3): Remove swdiv support.
2385 (rsqrt_internal1): New.
2386 (divdf3): Remove swdiv support.
2389 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2392 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2394 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2395 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2396 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2397 lang_hooks.type.type_hash_eq in addition to generic tests.
2399 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2400 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2402 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2403 reflect the cost per call to a target specific builtin.
2404 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2405 call to a target specific builtin, then use target_builtin_call_cost.
2406 (init_inline_once): Initialize target_builtin_call_cost field.
2408 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2411 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2414 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2416 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2417 * configure: Regenerated.
2419 2007-09-23 Ollie Wild <aaw@google.com>
2421 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2423 (get_pointer_modulus_and_residue): New function.
2425 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2427 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2428 combine an SC return value into a single register.
2430 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2432 * opth-gen.awk (target_flags_explicit): Declare.
2433 * toplev.h (target_flags_explicit): Delete declaration.
2434 * toplev.c (target_flags): Likewise.
2435 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2436 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2437 Never return true for TARGET_MIPS16.
2438 * config/mips/mips.c (mips_llsc): Delete.
2439 (mips_handle_option): Remove -mllsc handling.
2440 (mips_strip_unspec_address): Tweak comment.
2441 * config/mips/mips.opt (mllsc): Use a target mask.
2443 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2445 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2446 word_mode as well as Pmode.
2448 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2450 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2451 parameters from word_mode to the subword type if such a truncation
2454 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2456 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2457 * configure: Regenerated.
2459 2007-09-23 Jan Hubicka <jh@suse.cz>
2461 * params.def (INLINE_CALL_COST): Set to 12.
2462 * invoke.texi (inline-call-cost): Update default value.
2464 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2466 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2468 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2469 Revital Eres <eres@il.ibm.com>
2471 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2472 checks whether the count_reg is found outside the control part.
2474 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2476 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2477 instead of checking CALL_EXPR_FN directly to test for builtins.
2478 If error or warning attributes are present, print
2479 error resp. warning.
2480 * c-common.c (handle_error_attribute): New function.
2481 (c_common_attribute_table): Add error and warning
2483 * doc/extend.texi: Document error and warning attributes.
2485 * tree.h (block_nonartificial_location): New prototype.
2486 * tree.c (block_nonartificial_location): New function.
2487 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2488 if artificial attribute is present on abstract inline decl.
2489 * c-common.c (handle_artificial_attribute): New function.
2490 (c_common_attribute_table): Add artificial attribute.
2491 * final.c (override_filename, override_linenum): New variables.
2492 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2493 and override_linenum if inside of a block inlined from
2494 __attribute__((__artificial__)) function.
2495 (notice_source_line): Honor override_filename and override_linenum.
2496 * doc/extend.texi: Document __attribute__((__artificial__)).
2497 * config/i386/emmintrin.h: Add __artificial__ attribute to
2498 all __always_inline__ functions.
2499 * config/i386/mmintrin.h: Likewise.
2500 * config/i386/tmmintrin.h: Likewise.
2501 * config/i386/mm3dnow.h: Likewise.
2502 * config/i386/pmmintrin.h: Likewise.
2503 * config/i386/ammintrin.h: Likewise.
2504 * config/i386/xmmintrin.h: Likewise.
2505 * config/i386/smmintrin.h: Likewise.
2506 * config/i386/bmmintrin.h: Likewise.
2507 * config/i386/mmintrin-common.h: Likewise.
2510 * expr.c (expand_constructor): New function.
2511 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2512 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2515 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2517 * config/mips/mips.c (dump_constants_1): Generalize to include
2518 fractional and accumulator modes.
2520 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2522 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2523 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2525 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2526 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2528 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2530 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2532 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2533 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2535 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2536 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2537 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2539 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2541 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2542 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2543 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2545 2007-09-22 Jason Merrill <jason@redhat.com>
2548 * attribs.c (lookup_attribute_spec): Split out...
2549 (decl_attributes): From here.
2550 * tree.h: Declare it.
2552 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2554 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2556 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2558 * tree-inline.c (remap_type_1): Correctly chain variants.
2560 2007-09-22 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/33146
2563 * fold-const.c (fold_binary): Use the original tree
2565 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2566 also changes "sign".
2568 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2571 * except.c (finish_eh_generation): Call commit_edge_insertions if
2572 there are insns queued on the entry edge.
2573 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2576 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2578 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2580 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2582 * gcc/config/i386/i386.c: Delete trailing whitespace.
2583 * gcc/config/i386/i386.h: Ditto.
2584 * gcc/config/i386/bmmintrin.h: Ditto.
2585 * gcc/config/i386/sync.md: Ditto.
2586 * gcc/config/i386/ppro.md: Ditto.
2587 * gcc/config/i386/mmx.md: Ditto.
2588 * gcc/config/i386/constraints.md: Ditto.
2589 * gcc/config/i386/sse.md: Ditto.
2590 * gcc/config/i386/athlon.md: Ditto.
2591 * gcc/config/i386/i386.md: Ditto.
2593 2007-09-21 Richard Guenther <rguenther@suse.de>
2595 PR tree-optimization/33508
2596 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2597 quadratic loop by keeping a bitmap of variables we have
2598 to clobber all subvariables for.
2599 (set_initial_properties): Likewise.
2601 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2603 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2605 2007-09-20 Nigel Stephens <nigel@mips.com>
2606 Chao-ying Fu <fu@mips.com>
2608 * c-decl.c (finish_declspecs): When _Sat is used without
2609 _Fract or _Accum, set the default type to cts_fract.
2610 This avoids a warning of "type defaults to int".
2612 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2614 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2615 bit-fields wider than one bit.
2617 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2620 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2622 * dbxout.c (dbxout_type): Likewise.
2626 * gimplify.c (gimplify_vla_decl): New function.
2627 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2629 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2631 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2633 * doc/invoke.texi (-minterlink-mips16): Document.
2634 * config/mips/mips.opt (minterlink-mips16): New option.
2635 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2638 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2640 * doc/extend.texi (Attribute Syntax): Remove old speculative
2643 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2645 * combine.c: Include cgraph.h.
2646 (setup_incoming_promotions): Rework to allow more aggressive
2647 elimination of sign extensions when all call sites of the
2648 current function are known to lie within the current unit.
2650 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2652 * dse.c (find_shift_sequence): No-op rework of control flow.
2654 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2656 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2657 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2659 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2661 * cfgexpand.c (dump_stack_var_partition): Use the correct
2662 index for the offset.
2664 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2666 * config/mips/sde.h: Switch to GPLv3.
2668 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2670 * tree-sra.c (decide_block_copy): Decide if there are groups.
2672 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2674 * config/m68k/m68k.c (output_move_himode): Remove jump table
2676 config/m68k/m68k.md (lea): Likewise.
2677 * config/m68k/m68k.c (print_operand_address): Use simple pc
2678 relative addressing.
2680 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2682 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2683 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2685 (asm_insn_count): Pass template as second argument to it.
2686 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2687 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2688 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2689 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2690 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2691 (sh_insn_length_adjustment): Pass template as second argument to it.
2692 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2694 * config/bfin/bfin.md (define_asm_attributes): New.
2696 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2698 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2700 * config/bfin/print-sysroot-suffix.sh: New.
2701 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2702 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2703 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2704 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2705 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2706 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2707 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2708 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2709 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2710 (linux-sysroot-suffix.h): New target.
2711 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2712 (mspecld-anomaly): Likewise.
2713 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2714 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2715 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2716 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2717 (bfin_si_revision): Declare.
2718 (bfin_workarounds): Declare.
2719 (WA_SPECULATIVE_LOADS): Define.
2720 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2721 (WA_SPECULATIVE_SYNCS): Define.
2722 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2723 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2724 (LIB_SPEC): Add %s to the linker scripts.
2725 Use proper linker script for bf522, bf525, bf527,
2726 bf538, bf539, bf542, bf544, bf548, and bf549.
2727 * config/bfin/bfin.c (bfin_si_revision): Define.
2728 (bfin_workarounds): Define.
2729 (struct bfin_cpu): New.
2731 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2732 (override_options): Set bfin_workarounds.
2733 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2734 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2735 ENABLE_WA_SPECULATIVE_LOADS.
2736 (bfin_reorg): Likewise.
2737 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2738 macros for bf522, bf525, bf527, bf538, bf539,
2739 bf542, bf544, bf548, and bf549.
2740 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2741 Don't define __ID_SHARED_LIB__ when -msep-data.
2742 (TARGET_DEFAULT): Define as 0.
2743 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2744 * doc/invoke.texi (Blackfin Options): Document silicon
2745 revision part of -mcpu option and it now accepts bf522, bf525,
2746 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2748 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2750 * alias.c (memory_modified_1): Deconstify.
2751 (memory_modified_in_insn_p): Don't use const_note_stores.
2752 * rtl.h (const_note_stores): Delete.
2753 * rtlanal.c (const_note_stores): Likewise.
2755 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2757 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2760 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2764 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2765 (addsi_small_int): Likewise.
2766 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2767 (one_cmplsi2): Likewise.
2769 (enter_func): Expand insn using hard_frame_pointer_rtx and
2772 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2773 hard_frame_pointer_rtx instead of using REGNO() check.
2774 Properly sign extend GEN_INT() argument.
2776 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2778 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2780 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2781 alternatives with just jcc.
2782 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2783 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2784 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2785 dbge_hi, dbge_si): Likewise.
2787 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2789 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2790 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2791 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2792 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2793 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2795 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2797 * config/m68k/m68k-devices.def (51qe): New device.
2798 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2799 to all uses of FL_FOR_isa_c for compatibility.
2800 (all_microarchs): Add cfv1 microarchitecture.
2801 (m68k_handle_option): Handle m51qe option.
2802 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2803 (TUNE_CFV1): New macro.
2804 (enum uarch_type): Add ucfv1.
2805 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2807 2007-09-18 Richard Guenther <rguenther@suse.de>
2809 PR tree-optimization/31863
2810 * tree-ssa-structalias.c (create_variable_info_for): Always
2811 free the fieldstack.
2813 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2815 * opts.c (decode_options): Enable vectorization under -O3.
2817 2007-09-18 Richard Guenther <rguenther@suse.de>
2819 PR tree-optimization/33340
2820 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2821 SSA_NAMEs that occur in abnormal PHI nodes.
2823 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2826 Don't use const_get_call_expr_in.
2827 * tree-gimple.c (const_get_call_expr_in): Delete.
2828 * tree-gimple.h (const_get_call_expr_in): Likewise.
2830 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2832 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2833 not yet have a basic block.
2834 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2836 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2838 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2839 to both ".section"s.
2841 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2843 * config/mips/mips.c (mips_output_mi_thunk): Use
2844 mips_function_ok_for_sibcall and const_call_insn_operand
2845 to determine if a direct sibcall is allowed. Use
2846 mips_classify_symbol to determine a global pointer is needed.
2848 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2850 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2852 2007-09-17 Chao-ying Fu <fu@mips.com>
2853 Nigel Stephens <nigel@mips.com>
2855 * config/fixed-bit.h: New file.
2856 * config/fixed-bit.c: New file.
2857 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2859 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2861 * c-format.h (format_kind_info): Add alloc_char field.
2862 * c-format.c (scanf_flag_specs): Add 'm'.
2863 (scanf_flag_pairs): Add 'a', 'm' pair.
2864 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2865 (format_types_orig): Add alloc_char fields.
2866 (check_format_info_main): Rename aflag to alloc_flag.
2867 Handle fki->alloc_char. modifier after width and before length
2868 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2869 length modifiers as well.
2870 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2873 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2874 returned by build_call_expr.
2876 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2878 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2879 NULL for variable-sized records too.
2880 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2882 2007-09-17 Tom Tromey <tromey@redhat.com>
2884 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2885 (c_builtin_function): Likewise.
2886 (grokdeclarator): Likewise.
2888 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2890 PR rtl-optimization/26449
2891 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2892 (seq_insns_valid_p): Removed.
2894 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2896 * tree-nomudflap.c (gate_mudflap): New static function.
2897 (pass_mudflap_1): Use it as gate function.
2898 (pass_mudflap_2): Likewise.
2900 2007-09-17 Jan Hubicka <jh@suse.cz>
2904 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2906 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2908 PR tree-optimization/33319
2909 * tree-vect-analyze.c (vect_same_range_drs): New.
2910 (vect_vfa_range_equal): New.
2911 (vect_is_duplicate_ddr): Removed.
2912 (vect_mark_for_runtime_alias_test): Do not perform marking when
2913 optimizing for size or max_param for alias checking is zero.
2914 Move the function before vect_analyze_data_ref_dependence.
2915 (vect_analyze_data_ref_dependence): Add call to
2916 vect_mark_for_runtime_alias_test in two cases when dependence
2918 (vect_analyze_data_ref_dependences): Do not call to
2919 vect_mark_for_runtime_alias_test.
2920 (vect_prune_runtime_alias_test_list): New.
2921 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2922 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2923 Update vec_outside_cost.
2924 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2925 (vect_create_cond_for_alias_checks): Build the base address of data
2926 reference from DR_GROUP_FIRST_DR.
2927 (vect_loop_versioning): New.
2928 (vect_transform_loop): Add a call to vect_loop_versioning.
2929 Remove factored out code.
2931 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2934 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2937 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2939 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2940 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2941 Fix the call to insn_rtx_cost. Skip access sizes that require a
2942 real truncation of the store register. Use convert_move instead
2943 of gen_lowpart when narrowing the result.
2944 (replace_read): Use convert_move instead of gen_lowpart when
2945 narrowing the store rhs.
2947 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2949 * config/mips/mips.md (SHORT): Fix long line.
2950 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2951 to QImode and HImode.
2953 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2955 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2957 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2959 * tree-parloops.c: New file.
2960 * tree-ssa-operands.h (free_stmt_operands): Declare.
2961 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2963 * tree-pass.h (pass_parallelize_loops): Declare.
2964 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2966 (build_omp_regions_1): Allow analysing just a single OMP region and
2968 ( build_omp_regions_root, omp_expand_local): New functions.
2969 (build_omp_regions): Add argument to build_omp_regions_1 call.
2970 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2971 autoparallelization is run.
2972 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2973 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2974 pass_parallelize_loops): New.
2975 * common.opt (ftree-parallelize-loops): New.
2976 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2977 parallelize_loops): Declare.
2978 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2979 * Makefile.in (tree-parloops.o): Added.
2980 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2982 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2983 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2984 one extra edge as well.
2985 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2986 Use VEC_free to free doms vector.
2987 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2988 operands. Recompute operand caches in the new function.
2989 (move_sese_region_to_fn): Update loop info.
2990 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2991 * tree-ssa-operands.c (free_stmt_operands): New function.
2993 * doc/passes.texi: Document autoparallelization.
2994 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2996 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2999 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
3002 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
3004 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
3005 the VEC is not NULL.
3006 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
3007 get_vectype_for_scalar_type succeeded.
3008 (vectorizable_conversion): Likewise.
3010 2007-09-14 Jan Hubicka <jh@suse.cz>
3012 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3015 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3018 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3019 register when operands[2] equals operands[1].
3020 (remainderxf3): Ditto.
3022 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3023 Nigel Stephens <nigel@mips.com>
3025 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3026 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3027 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3029 (_Unwind_ForcedUnwind): Likewise.
3030 (_Unwind_Resume): Likewise.
3031 (_Unwind_Resume_or_Rethrow): Likewise.
3032 (_Unwind_Backtrace): Likewise.
3033 (_Unwind_SjLj_RaiseException): Likewise.
3034 (_Unwind_SjLj_ForcedUnwind): Likewise.
3035 (_Unwind_SjLj_Resume): Likewise.
3036 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3037 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3039 (_Unwind_ForcedUnwind): Likewise.
3040 (_Unwind_Resume): Likewise.
3041 (_Unwind_Resume_or_Rethrow): Likewise.
3042 (_Unwind_Backtrace): Likewise.
3043 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3044 (_Unwind_ForcedUnwind): Likewise.
3045 (_Unwind_RaiseException): Likewise.
3046 (_Unwind_Resume): Likewise.
3047 (_Unwind_Resume_or_Rethrow): Likewise.
3049 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3050 nomips16 mode when IN_LIBGCC2 with hard float.
3052 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3054 * config/mips/sdemtk.opt: Update to GPLv3.
3055 * config/mips/sdemtk.h: Likewise.
3057 2007-09-14 Nigel Stephens <nigel@mips.com>
3059 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3060 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3061 for mipsisa32-*-linux*.
3063 2007-09-14 Nigel Stephens <nigel@mips.com>
3064 David Ung <davidu@mips.com>
3065 Thiemo Seufer <ths@mips.com>
3066 Richard Sandiford <richard@codesourcery.com>
3068 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3069 * configure.ac: Add a mipssde threading type.
3070 * configure: Regenerate.
3071 * config/mips/sdemtk.h: New file.
3072 * config/mips/t-sdemtk: Likewise.
3073 * config/mips/sdemtk.opt: Likewise.
3074 * gthr-mipssde.h: Likewise.
3075 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3076 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3077 (MIPS_ICACHE_SYNC): New macro, split from ...
3078 * config/mips/mips.md (clear_cache): ...here.
3079 * config/mips/mips.c (mips_save_reg_p): Check
3080 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3081 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3082 (build_mips16_call_stub): Likewise.
3084 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3086 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3088 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3091 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3092 current_frame_info.n_local_regs. Don't return emitted local
3094 (ia64_compute_frame_size): Improve unwind hack to put
3095 RP, PFS, FP in that order by allowing some of the registers
3096 been already emitted, as long as they are emitted to the
3099 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3101 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3102 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3103 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3105 2007-09-13 Eric Christopher <echristo@apple.com>
3106 Kenneth Zadeck <zadeck@naturalbridge.com>
3108 * dse.c (find_shift_sequence): New function.
3109 (replace_read): Add case to remove read if it requires shift.
3110 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3112 2007-09-13 Tom Tromey <tromey@redhat.com>
3114 * c-common.c (fname_as_string): Update.
3115 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3116 (c_lex_one_token): Update. Add 'parser' argument.
3117 (c_parser_simple_asm_expr): Update.
3118 (c_parser_attributes): Update.
3119 (c_parser_asm_statement): Update.
3120 (c_parser_asm_operands): Update.
3121 (c_parser_peek_token): Update.
3122 (c_parser_peek_2nd_token): Update.
3123 * c-lex.c (c_lex_string_translate): Remove.
3124 (c_lex_return_raw_strings): Likewise.
3125 (c_lex_with_flags): Added 'lex_flags' argument.
3126 (lex_string): Added 'translate' argument.
3127 * c-pragma.h (c_lex_with_flags): Update.
3128 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3129 (C_LEX_STRING_NO_TRANSLATE): New define.
3130 (C_LEX_RAW_STRINGS): Likewise.
3132 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3135 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3136 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3137 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3138 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3139 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3140 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3141 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3142 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3143 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3144 (bdesc_1arg): Add __builtin_bfin_ones.
3145 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3146 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3147 and __builtin_bfin_csqu_fr16.
3148 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3149 (ones): New define_insn.
3150 (ssaddhi3_parts): New define_insn.
3151 (sssubhi3_parts): New define_insn.
3152 (flag_mulhi_parts): New define_insn.
3154 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3156 * common.opt (femit-class-debug-always): Turn off by default.
3158 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3160 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3161 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3163 2007-09-13 James E. Wilson <wilson@specifix.com>
3165 PR tree-optimization/33389
3166 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3167 then set build_loads before returning.
3169 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3170 David Ung <davidu@mips.com>
3172 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3173 {d}addiu and a negative immediate such that it works with MIPS16
3176 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3179 * configure.ac (ld_vers): Support Linux linker.
3180 * configure: Regenerated.
3182 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3183 Sandra Loosemore <sandra@codesourcery.com>
3185 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3186 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3187 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3188 nomips16 into decl attributes.
3189 (TARGET_INSERT_ATTRIBUTES): Override.
3190 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3191 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3192 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3193 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3194 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3195 (mips_use_mips16_mode_p): Reimplement as a function that takes
3196 a decl and considers only decl attributes. If the decl is nested
3197 function, use its parent attributes.
3198 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3199 instead of SYMBOL_REF_MIPS16_FUNC_P.
3200 (mips_set_mips16_mode): Move call to sorry here from old
3201 mips_use_mips16_mode_p.
3202 (mflip_mips16_entry): New structure.
3203 (mflip_mips16_htab): New variable.
3204 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3205 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3206 (mips_merge_decl_attributes): New function.
3207 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3208 Use mips_use_mips16_mode_p.
3209 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3210 SYMBOL_REF_MIPS16_FUNC_P.
3211 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3213 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3215 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3217 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3220 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3222 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3223 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3224 Tony Linthicum <tony.linthicum@amd.com>
3226 * tree.h (function_args_iterator): New type to iterate over
3228 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3229 function arguments providing a pointer to the argument.
3230 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3231 function arguments providing the argument.
3232 (function_args_iter_init): Inline function to initialize
3233 function_args_iterator.
3234 (function_args_iter_cond_ptr): Inline function to return the next
3235 pointer to hold the argument.
3236 (function_args_iter_cond): Inline function to return the next
3238 (function_args_iter_cond_next): Advance the function args
3240 (stdarg_p): New function, return true if variable argument
3242 (prototype_p): New function, return true if function is
3244 (function_args_count): New function, count the number of arguments
3247 * tree.c (stdarg_p): New function, return true if variable
3249 (prototype_p): New function, return true if function is
3252 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3253 (TARGET_ROUND): New macro for the round/ptest instructions which
3254 are shared between SSE4.1 and SSE5.
3255 (OPTION_MASK_ISA_ROUND): Ditto.
3256 (OPTION_ISA_ROUND): Ditto.
3257 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3258 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3260 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3261 (-mfused-madd): New switch to give users control over whether the
3262 compiler optimizes to use the multiply/add SSE5 instructions.
3264 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3265 m_ATHLON_K8_AMDFAM10, and change all uses.
3266 (enum pta_flags): Add PTA_SSE5.
3267 (ix86_handle_option): Turn off 3dnow if -msse5.
3268 (override_options): Add SSE5 support.
3269 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3271 (ix86_expand_sse_movcc): Add SSE5 support.
3272 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3273 vector type to the next largest size.
3274 (ix86_expand_sse5_pack): New function to use pperm to pack a
3275 vector type to the next smallest size.
3276 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3277 (IX86_BUILTIN_FMADDSD): Ditto.
3278 (IX86_BUILTIN_FMADDPS): Ditto.
3279 (IX86_BUILTIN_FMADDPD): Ditto.
3280 (IX86_BUILTIN_FMSUBSS): Ditto.
3281 (IX86_BUILTIN_FMSUBSD): Ditto.
3282 (IX86_BUILTIN_FMSUBPS): Ditto.
3283 (IX86_BUILTIN_FMSUBPD): Ditto.
3284 (IX86_BUILTIN_FNMADDSS): Ditto.
3285 (IX86_BUILTIN_FNMADDSD): Ditto.
3286 (IX86_BUILTIN_FNMADDPS): Ditto.
3287 (IX86_BUILTIN_FNMADDPD): Ditto.
3288 (IX86_BUILTIN_FNMSUBSS): Ditto.
3289 (IX86_BUILTIN_FNMSUBSD): Ditto.
3290 (IX86_BUILTIN_FNMSUBPS): Ditto.
3291 (IX86_BUILTIN_FNMSUBPD): Ditto.
3292 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3293 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3294 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3295 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3296 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3297 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3298 (IX86_BUILTIN_PPERM): Ditto.
3299 (IX86_BUILTIN_PERMPS): Ditto.
3300 (IX86_BUILTIN_PERMPD): Ditto.
3301 (IX86_BUILTIN_PMACSSWW): Ditto.
3302 (IX86_BUILTIN_PMACSWW): Ditto.
3303 (IX86_BUILTIN_PMACSSWD): Ditto.
3304 (IX86_BUILTIN_PMACSWD): Ditto.
3305 (IX86_BUILTIN_PMACSSDD): Ditto.
3306 (IX86_BUILTIN_PMACSDD): Ditto.
3307 (IX86_BUILTIN_PMACSSDQL): Ditto.
3308 (IX86_BUILTIN_PMACSSDQH): Ditto.
3309 (IX86_BUILTIN_PMACSDQL): Ditto.
3310 (IX86_BUILTIN_PMACSDQH): Ditto.
3311 (IX86_BUILTIN_PMADCSSWD): Ditto.
3312 (IX86_BUILTIN_PMADCSWD): Ditto.
3313 (IX86_BUILTIN_PHADDBW): Ditto.
3314 (IX86_BUILTIN_PHADDBD): Ditto.
3315 (IX86_BUILTIN_PHADDBQ): Ditto.
3316 (IX86_BUILTIN_PHADDWD): Ditto.
3317 (IX86_BUILTIN_PHADDWQ): Ditto.
3318 (IX86_BUILTIN_PHADDDQ): Ditto.
3319 (IX86_BUILTIN_PHADDUBW): Ditto.
3320 (IX86_BUILTIN_PHADDUBD): Ditto.
3321 (IX86_BUILTIN_PHADDUBQ): Ditto.
3322 (IX86_BUILTIN_PHADDUWD): Ditto.
3323 (IX86_BUILTIN_PHADDUWQ): Ditto.
3324 (IX86_BUILTIN_PHADDUDQ): Ditto.
3325 (IX86_BUILTIN_PHSUBBW): Ditto.
3326 (IX86_BUILTIN_PHSUBWD): Ditto.
3327 (IX86_BUILTIN_PHSUBDQ): Ditto.
3328 (IX86_BUILTIN_PROTB): Ditto.
3329 (IX86_BUILTIN_PROTW): Ditto.
3330 (IX86_BUILTIN_PROTD): Ditto.
3331 (IX86_BUILTIN_PROTQ): Ditto.
3332 (IX86_BUILTIN_PROTB_IMM): Ditto.
3333 (IX86_BUILTIN_PROTW_IMM): Ditto.
3334 (IX86_BUILTIN_PROTD_IMM): Ditto.
3335 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3336 (IX86_BUILTIN_PSHLB): Ditto.
3337 (IX86_BUILTIN_PSHLW): Ditto.
3338 (IX86_BUILTIN_PSHLD): Ditto.
3339 (IX86_BUILTIN_PSHLQ): Ditto.
3340 (IX86_BUILTIN_PSHAB): Ditto.
3341 (IX86_BUILTIN_PSHAW): Ditto.
3342 (IX86_BUILTIN_PSHAD): Ditto.
3343 (IX86_BUILTIN_PSHAQ): Ditto.
3344 (IX86_BUILTIN_FRCZSS): Ditto.
3345 (IX86_BUILTIN_FRCZSD): Ditto.
3346 (IX86_BUILTIN_FRCZPS): Ditto.
3347 (IX86_BUILTIN_FRCZPD): Ditto.
3348 (IX86_BUILTIN_CVTPH2PS): Ditto.
3349 (IX86_BUILTIN_CVTPS2PH): Ditto.
3350 (IX86_BUILTIN_COMEQSS): Ditto.
3351 (IX86_BUILTIN_COMNESS): Ditto.
3352 (IX86_BUILTIN_COMLTSS): Ditto.
3353 (IX86_BUILTIN_COMLESS): Ditto.
3354 (IX86_BUILTIN_COMGTSS): Ditto.
3355 (IX86_BUILTIN_COMGESS): Ditto.
3356 (IX86_BUILTIN_COMUEQSS): Ditto.
3357 (IX86_BUILTIN_COMUNESS): Ditto.
3358 (IX86_BUILTIN_COMULTSS): Ditto.
3359 (IX86_BUILTIN_COMULESS): Ditto.
3360 (IX86_BUILTIN_COMUGTSS): Ditto.
3361 (IX86_BUILTIN_COMUGESS): Ditto.
3362 (IX86_BUILTIN_COMORDSS): Ditto.
3363 (IX86_BUILTIN_COMUNORDSS): Ditto.
3364 (IX86_BUILTIN_COMFALSESS): Ditto.
3365 (IX86_BUILTIN_COMTRUESS): Ditto.
3366 (IX86_BUILTIN_COMEQSD): Ditto.
3367 (IX86_BUILTIN_COMNESD): Ditto.
3368 (IX86_BUILTIN_COMLTSD): Ditto.
3369 (IX86_BUILTIN_COMLESD): Ditto.
3370 (IX86_BUILTIN_COMGTSD): Ditto.
3371 (IX86_BUILTIN_COMGESD): Ditto.
3372 (IX86_BUILTIN_COMUEQSD): Ditto.
3373 (IX86_BUILTIN_COMUNESD): Ditto.
3374 (IX86_BUILTIN_COMULTSD): Ditto.
3375 (IX86_BUILTIN_COMULESD): Ditto.
3376 (IX86_BUILTIN_COMUGTSD): Ditto.
3377 (IX86_BUILTIN_COMUGESD): Ditto.
3378 (IX86_BUILTIN_COMORDSD): Ditto.
3379 (IX86_BUILTIN_COMUNORDSD): Ditto.
3380 (IX86_BUILTIN_COMFALSESD): Ditto.
3381 (IX86_BUILTIN_COMTRUESD): Ditto.
3382 (IX86_BUILTIN_COMEQPS): Ditto.
3383 (IX86_BUILTIN_COMNEPS): Ditto.
3384 (IX86_BUILTIN_COMLTPS): Ditto.
3385 (IX86_BUILTIN_COMLEPS): Ditto.
3386 (IX86_BUILTIN_COMGTPS): Ditto.
3387 (IX86_BUILTIN_COMGEPS): Ditto.
3388 (IX86_BUILTIN_COMUEQPS): Ditto.
3389 (IX86_BUILTIN_COMUNEPS): Ditto.
3390 (IX86_BUILTIN_COMULTPS): Ditto.
3391 (IX86_BUILTIN_COMULEPS): Ditto.
3392 (IX86_BUILTIN_COMUGTPS): Ditto.
3393 (IX86_BUILTIN_COMUGEPS): Ditto.
3394 (IX86_BUILTIN_COMORDPS): Ditto.
3395 (IX86_BUILTIN_COMUNORDPS): Ditto.
3396 (IX86_BUILTIN_COMFALSEPS): Ditto.
3397 (IX86_BUILTIN_COMTRUEPS): Ditto.
3398 (IX86_BUILTIN_COMEQPD): Ditto.
3399 (IX86_BUILTIN_COMNEPD): Ditto.
3400 (IX86_BUILTIN_COMLTPD): Ditto.
3401 (IX86_BUILTIN_COMLEPD): Ditto.
3402 (IX86_BUILTIN_COMGTPD): Ditto.
3403 (IX86_BUILTIN_COMGEPD): Ditto.
3404 (IX86_BUILTIN_COMUEQPD): Ditto.
3405 (IX86_BUILTIN_COMUNEPD): Ditto.
3406 (IX86_BUILTIN_COMULTPD): Ditto.
3407 (IX86_BUILTIN_COMULEPD): Ditto.
3408 (IX86_BUILTIN_COMUGTPD): Ditto.
3409 (IX86_BUILTIN_COMUGEPD): Ditto.
3410 (IX86_BUILTIN_COMORDPD): Ditto.
3411 (IX86_BUILTIN_COMUNORDPD): Ditto.
3412 (IX86_BUILTIN_COMFALSEPD): Ditto.
3413 (IX86_BUILTIN_COMTRUEPD): Ditto.
3414 (IX86_BUILTIN_PCOMEQUB): Ditto.
3415 (IX86_BUILTIN_PCOMNEUB): Ditto.
3416 (IX86_BUILTIN_PCOMLTUB): Ditto.
3417 (IX86_BUILTIN_PCOMLEUB): Ditto.
3418 (IX86_BUILTIN_PCOMGTUB): Ditto.
3419 (IX86_BUILTIN_PCOMGEUB): Ditto.
3420 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3421 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3422 (IX86_BUILTIN_PCOMEQUW): Ditto.
3423 (IX86_BUILTIN_PCOMNEUW): Ditto.
3424 (IX86_BUILTIN_PCOMLTUW): Ditto.
3425 (IX86_BUILTIN_PCOMLEUW): Ditto.
3426 (IX86_BUILTIN_PCOMGTUW): Ditto.
3427 (IX86_BUILTIN_PCOMGEUW): Ditto.
3428 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3429 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3430 (IX86_BUILTIN_PCOMEQUD): Ditto.
3431 (IX86_BUILTIN_PCOMNEUD): Ditto.
3432 (IX86_BUILTIN_PCOMLTUD): Ditto.
3433 (IX86_BUILTIN_PCOMLEUD): Ditto.
3434 (IX86_BUILTIN_PCOMGTUD): Ditto.
3435 (IX86_BUILTIN_PCOMGEUD): Ditto.
3436 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3437 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3438 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3439 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3440 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3441 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3442 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3443 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3444 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3445 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3446 (IX86_BUILTIN_PCOMEQB): Ditto.
3447 (IX86_BUILTIN_PCOMNEB): Ditto.
3448 (IX86_BUILTIN_PCOMLTB): Ditto.
3449 (IX86_BUILTIN_PCOMLEB): Ditto.
3450 (IX86_BUILTIN_PCOMGTB): Ditto.
3451 (IX86_BUILTIN_PCOMGEB): Ditto.
3452 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3453 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3454 (IX86_BUILTIN_PCOMEQW): Ditto.
3455 (IX86_BUILTIN_PCOMNEW): Ditto.
3456 (IX86_BUILTIN_PCOMLTW): Ditto.
3457 (IX86_BUILTIN_PCOMLEW): Ditto.
3458 (IX86_BUILTIN_PCOMGTW): Ditto.
3459 (IX86_BUILTIN_PCOMGEW): Ditto.
3460 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3461 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3462 (IX86_BUILTIN_PCOMEQD): Ditto.
3463 (IX86_BUILTIN_PCOMNED): Ditto.
3464 (IX86_BUILTIN_PCOMLTD): Ditto.
3465 (IX86_BUILTIN_PCOMLED): Ditto.
3466 (IX86_BUILTIN_PCOMGTD): Ditto.
3467 (IX86_BUILTIN_PCOMGED): Ditto.
3468 (IX86_BUILTIN_PCOMFALSED): Ditto.
3469 (IX86_BUILTIN_PCOMTRUED): Ditto.
3470 (IX86_BUILTIN_PCOMEQQ): Ditto.
3471 (IX86_BUILTIN_PCOMNEQ): Ditto.
3472 (IX86_BUILTIN_PCOMLTQ): Ditto.
3473 (IX86_BUILTIN_PCOMLEQ): Ditto.
3474 (IX86_BUILTIN_PCOMGTQ): Ditto.
3475 (IX86_BUILTIN_PCOMGEQ): Ditto.
3476 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3477 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3478 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3479 OPTION_MASK_ISA_ROUND for instructions that are shared between
3481 (bdesc_2arg): Ditto.
3482 (bdesc_sse_3arg): Ditto.
3483 (enum multi_arg_type): New enum for describing the various SSE5
3484 intrinsic argument types.
3485 (bdesc_multi_arg): New table for SSE5 intrinsics.
3486 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3487 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3489 (ix86_expand_builtin): Add SSE5 intrinsic support.
3490 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3491 operand instructions.
3492 (ix86_expand_sse5_multiple_memory): New function to split the
3493 second memory reference from SSE5 instructions.
3494 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3495 (ix86_return_pops_args): Use stdarg_p to determine if the function
3496 has variable arguments.
3497 (ix86_setup_incoming_varargs): Ditto.
3498 (x86_this_parameter): Ditto.
3500 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3502 (ix86_expand_sse5_pack): Ditto.
3503 (ix86_sse5_valid_op_p): Ditto.
3504 (ix86_expand_sse5_multiple_memory): Ditto.
3506 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3507 constant for SSE5 support.
3508 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3509 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3510 (UNSPEC_SSE5_PERMUTE): Ditto.
3511 (UNSPEC_SSE5_ASHIFT): Ditto.
3512 (UNSPEC_SSE5_LSHIFT): Ditto.
3513 (UNSPEC_FRCZ): Ditto.
3514 (UNSPEC_CVTPH2PS): Ditto.
3515 (UNSPEC_CVTPS2PH): Ditto.
3516 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3518 (COM_FALSE_S): Ditto.
3519 (COM_FALSE_P): Ditto.
3520 (COM_TRUE_S): Ditto.
3521 (COM_TRUE_P): Ditto.
3522 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3523 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3525 (memory attribute): Ditto.
3526 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3527 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3528 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3529 (floor<mode>2): Ditto.
3530 (ceil<mode>2): Ditto.
3531 (btrunc<mode>2): Ditto.
3532 (nearbyintdf2): Ditto.
3533 (nearbyintsf2): Ditto.
3534 (sse_setccsf): Disable if SSE5.
3535 (sse_setccdf): Ditto.
3536 (sse5_setcc<mode>): New support for SSE5 conditional move.
3537 (sse5_pcmov_<mode>): Ditto.
3539 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3541 (SSEMODEF2P): Ditto.
3542 (ssemodesuffixf4): New mode attribute for SSE5.
3543 (ssemodesuffixf2s): Ditto.
3544 (ssemodesuffixf2c): Ditto.
3545 (sserotatemax): Ditto.
3546 (ssescalarmode): Ditto.
3547 (sse_maskcmpv4sf3): Disable if SSE5.
3548 (sse_maskcmpv2df3): Ditto.
3549 (sse_vmmaskcmpv4sf3): Ditto.
3550 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3552 (sse5_vmfmadd<mode>4): Ditto.
3553 (sse5_fmsub<mode>4): Ditto.
3554 (sse5_vmfmsub<mode>4): Ditto.
3555 (sse5_fnmadd<mode>4): Ditto.
3556 (sse5_vmfnmadd<mode>4): Ditto.
3557 (sse5_fnmsub<mode>4): Ditto.
3558 (sse5_vmfnmsub<mode>4): Ditto.
3559 (sse5i_fmadd<mode>4): Ditto.
3560 (sse5i_fmsub<mode>4): Ditto.
3561 (sse5i_fnmadd<mode>4): Ditto.
3562 (sse5i_fnmsub<mode>4): Ditto.
3563 (sse5i_vmfmadd<mode>4): Ditto.
3564 (sse5i_vmfmsub<mode>4): Ditto.
3565 (sse5i_vmfnmadd<mode>4): Ditto.
3566 (sse5i_vmfnmsub<mode>4): Ditto.
3567 (mulv16qi3): Add SSE5 support.
3569 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3570 (sse2_mulv4si3): Disable if SSE5.
3571 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3572 (sse4_1_roundps): Ditto.
3573 (sse4_1_roundsd): Ditto.
3574 (sse4_1_roundss): Ditto.
3575 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3577 (sse_maskcmpsf3): Ditto.
3578 (sse_vmmaskcmpv4sf3): Ditto.
3579 (sse2_maskcmpv2df3): Ditto.
3580 (sse2_maskcmpdf3): Ditto.
3581 (sse2_vmmaskcmpv2df3): Ditto.
3582 (sse2_eq<mode>3): Ditto.
3583 (sse2_gt<mode>3): Ditto.
3584 (sse5_pcmov_<mode>): Add SSE5 support.
3585 (vec_unpacku_hi_v16qi): Ditto.
3586 (vec_unpacks_hi_v16qi): Ditto.
3587 (vec_unpacku_lo_v16qi): Ditto.
3588 (vec_unpacks_lo_v16qi): Ditto.
3589 (vec_unpacku_hi_v8hi): Ditto.
3590 (vec_unpacks_hi_v8hi): Ditto.
3591 (vec_unpacku_lo_v8hi): Ditto.
3592 (vec_unpacks_lo_v8hi): Ditto.
3593 (vec_unpacku_hi_v4si): Ditto.
3594 (vec_unpacks_hi_v4si): Ditto.
3595 (vec_unpacku_lo_v4si): Ditto.
3596 (vec_unpacks_lo_v4si): Ditto.
3597 (sse5_pmacsww): New SSE5 intrinsic insn.
3598 (sse5_pmacssww): Ditto.
3599 (sse5_pmacsdd): Ditto.
3600 (sse5_pmacssdd): Ditto.
3601 (sse5_pmacssdql): Ditto.
3602 (sse5_pmacssdqh): Ditto.
3603 (sse5_pmacsdqh): Ditto.
3604 (sse5_pmacsswd): Ditto.
3605 (sse5_pmacswd): Ditto.
3606 (sse5_pmadcsswd): Ditto.
3607 (sse5_pmadcswd): Ditto.
3608 (sse5_pcmov_<move>): Conditional move support on SSE5.
3609 (sse5_phaddbw): New SSE5 intrinsic insn.
3610 (sse5_phaddbd): Ditto.
3611 (sse5_phaddbq): Ditto.
3612 (sse5_phaddwd): Ditto.
3613 (sse5_phaddwq): Ditto.
3614 (sse5_phadddq): Ditto.
3615 (sse5_phaddubw): Ditto.
3616 (sse5_phaddubd): Ditto.
3617 (sse5_phaddubq): Ditto.
3618 (sse5_phadduwd): Ditto.
3619 (sse5_phadduwq): Ditto.
3620 (sse5_phaddudq): Ditto.
3621 (sse5_phsubbw): Ditto.
3622 (sse5_phsubwd): Ditto.
3623 (sse5_phsubdq): Ditto.
3624 (sse5_pperm): Ditto.
3625 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3626 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3627 (sse5_pperm_sign_v8hi_v4si): Ditto.
3628 (sse5_pperm_zero_v8hi_v4si): Ditto.
3629 (sse5_pperm_sign_v4si_v2di): Ditto.
3630 (sse5_pperm_sign_v4si_v2di): Ditto.
3631 (sse5_pperm_pack_v2di_v4si): Ditto.
3632 (sse5_pperm_pack_v4si_v8hi): Ditto.
3633 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3634 (sse5_perm<mode>): New SSE5 intrinsic insn.
3635 (rotl<mode>3): Ditto.
3636 (sse5_rotl<mode>3): Ditto.
3637 (sse5_ashl<mode>3): Ditto.
3638 (sse5_lshl<mode>3): Ditto.
3639 (sse5_frcz<mode>2): Ditto.
3640 (sse5s_frcz<mode>2): Ditto.
3641 (sse5_cvtph2ps): Ditto.
3642 (sse5_cvtps2ph): Ditto.
3643 (sse5_vmmaskcmp<mode>3): Ditto.
3644 (sse5_com_tf<mode>3): Ditto.
3645 (sse5_maskcmp<mode>3): Ditto.
3646 (sse5_maskcmp_uns<mode>3): Ditto.
3647 (sse5_maskcmp_uns2<mode>3): Ditto.
3648 (sse5_pcom_tf<mode>3): Ditto.
3650 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3652 (sse5_comparison_float_operator): New predicate to match the
3653 comparison operators supported by the SSE5 com instruction.
3654 (ix86_comparison_int_operator): New predicate to match just the
3655 signed int comparisons.
3656 (ix86_comparison_uns_operator): New predicate to match just the
3657 unsigned int comparisons.
3659 * doc/invoke.texi (-msse5): Add documentation.
3660 (-mfused-madd): Ditto.
3662 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3664 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3666 (x86_64-*-*): Ditto.
3668 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3670 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3671 intrinisics for SSE5.
3673 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3676 * config/i386/mmintrin-common.h: New file, to contain common
3677 instructions between SSE4.1 and SSE5.
3679 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3680 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3681 (gen_regparm_prefix): Ditto.
3683 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3684 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3685 prototype_p to determine if a function is prototyped.
3687 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3689 * config/dfp-bit.c (dfp_conversion_exception): New function.
3690 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3691 (DFP_TO_INT): Ditto.
3692 (INT_TO_DFP): Ditto.
3693 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3695 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3698 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3699 before sp restoration even when total_size is 0, but
3700 frame_pointer_needed.
3702 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3704 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3705 (xtensa_copy_incoming_a7): Use start_sequence instead of
3706 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3707 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3708 of the saveregs sequence.
3710 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3712 * c-tree.h (grokfield): Add a "tree *" argument.
3713 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3714 Chain nested decl attributes to it. Don't call decl_attributes here.
3715 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3716 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3717 (grokfield): Take a pointer to the decl's attributes and pass
3718 it to grokdeclarator.
3719 * c-parser.c (c_parser_struct_declaration): Update the calls to
3720 grokfield. Call decl_attributes for anonymous struct and union
3723 2007-09-12 Jan Hubicka <jh@suse.cz>
3725 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3727 2007-09-12 Ira Rosen <irar@il.ibm.com>
3729 PR tree-optimization/32377
3730 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3731 between positive and negative dependence distance using DDR_REVERSED_P.
3733 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3735 PR tree-optimization/33373
3736 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3737 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3739 2007-09-12 Jan Hubicka <jh@suse.cz>
3742 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3745 2007-09-12 Christian Bruel <christian.bruel@st.com>
3747 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3748 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3750 2007-09-12 Ira Rosen <irar@il.ibm.com>
3752 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3753 for oprnd1 if not required.
3754 (vectorizable_operation): Use scalar operand in SLP in case of
3755 shift with scalar argument.
3757 2007-09-12 Ira Rosen <irar@il.ibm.com>
3759 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3762 2007-09-11 James E. Wilson <wilson@specifix.com>
3764 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3765 TARGET_UNWIND_INFO is defined.
3766 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3769 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3771 * config/sh/sh.c (calc_live_regs): Use
3772 current_function_saves_all_registers instead of
3773 current_function_has_nonlocal_label.
3774 (sh_allocate_initial_value): Likewise.
3775 (sh_get_pr_initial_val): Likewise.
3776 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3777 * config/sh/sh.md (load_ra): Likewise.
3779 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3781 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3784 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3785 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3787 2007-09-12 Sa Liu <saliu@de.ibm.com>
3789 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3790 operands to DFmode GE or LE compares.
3792 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3794 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3795 REG_CLASS_NAMES): Add P0REGS.
3796 (REGNO_REG_CLASS): Return it where appropriate.
3797 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3798 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3799 * doc/md.texi (Blackfin family): Document 'q' constraints.
3801 2007-09-11 Steve Kenton <skenton@ou.edu>
3803 * pa/linux-unwind.h: Guard with inhibit_libc.
3804 * pa/hpux-unwind.h: Likewise.
3806 2007-09-11 David Daney <ddaney@avtrex.com>
3808 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3809 * doc/install.texi: Document new --with-llsc and --without-llsc
3811 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3812 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3813 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3815 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3816 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3817 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3818 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3819 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3820 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3821 * config/mips/mips.opt (mllsc): New option.
3822 * config/mips/mips.c (mips_llsc): Define variable.
3823 (mips_handle_option): Handle mllsc option.
3824 (override_options): Set mips_print_operand_punct for '|' and '-'.
3825 (print_operand): Add new %| and %- operand codes.
3826 * config/mips/mips.h (mips_llsc_setting): New enum type.
3827 (mips_llsc): Declare.
3828 (OPTION_DEFAULT_SPECS): Add llsc handling.
3829 (GENERATE_SYNC): New macro.
3830 (GENERATE_LL_SC): New macro.
3831 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3832 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3833 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3834 in %| and %- operand codes.
3836 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3838 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3839 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3841 2007-09-11 Jason Merrill <jason@redhat.com>
3844 * stor-layout.c (layout_decl): Do pack variable size fields.
3846 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3848 * config/m68k/predicates.md (movsi_const0_operand,
3849 non_symbolic_call_operand): New predicates.
3851 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3853 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3854 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3855 CW, CZ, CS, Ap and Ac.
3857 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3858 (constraints.md): New include.
3859 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3860 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3861 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3863 (pushdi): Add split.
3864 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3865 attributes. Split tstsi_internal_68020_cf from it.
3866 (tstsi_internal_68020_cf): New pattern.
3867 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3868 (tst<mode>_cf): Specify attributea.
3869 (cmpsi_cf): Name pattern. Specify attributes.
3870 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3871 (pushexthisi_const): Fix to use alternatives. Specify
3873 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3874 from it. Fix to use alternatives. Specify attributes.
3875 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3876 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3878 (movsf_cf_soft): Specify attributes.
3879 (movdf_cf_soft): Add split.
3880 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3881 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3882 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3883 (truncdfsf2_68881): Name pattern. Specify attributes.
3884 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3885 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3886 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3888 (addsi3_5200): Fix to use alternatives. Specify attributes.
3890 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3891 (subsi3): Add alternative for subq.l. Specify attributes.
3892 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3893 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3895 (umulhisi3): Specify attributes.
3896 (mulhisisi3_z): Name pattern. Specify attributes.
3897 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3898 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3899 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3900 bsetmemqi): Specify attributes.
3901 (bsetmemqi_ext): Name pattern. Specify attributes.
3902 (bclrmemqi): Specify attributes.
3903 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3904 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3906 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3907 pattern. Specify attributes.
3908 (jump): Specify attributes.
3909 (tablejump_internal): Name pattern. Specify attributes.
3910 (call_value): Split into non_symbolic_call_value,
3911 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3912 alternatives. Specify attributes.
3913 (non_symbolic_call_value, symbolic_call_value_jsr,
3914 symbolic_call_value_bsr): New patterns.
3915 (nop, return, unlink, indirect_jump): Specify attributes.
3916 (trap): Fix condition. Specify attributes.
3919 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3920 (override_options): Initialize it. Initialize m68k_sched_cpu.
3921 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3922 (const_method): Make global, rename to m68k_const_method.
3923 (const_int_cost, output_move_const_into_data_reg): Update.
3924 (output_move_double): Parametrize to emit rtl code, rename to
3926 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3927 emit_movsi): New static functions.
3928 (output_move_double): New function with semantics of old
3930 (m68k_emit_move_double): New function.
3931 (m68k_sched_cpu): New variable.
3932 (attr_op_type): New enum.
3933 (sched_guess_p): New variable.
3934 (sched_address_type, sched_operand_type, sched_attr_op_type):
3935 New static functions.
3936 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3937 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3938 (sched_branch_type): New static variable.
3939 (m68k_sched_branch_type): New function.
3940 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3941 (m68k_symbolic_call_var): Declare.
3942 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3943 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3944 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3945 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3948 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3950 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3951 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3952 error if __builtin_va_arg_pack_len () wasn't optimized out during
3954 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3955 with the number of inline's anonymous arguments.
3956 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3958 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3960 * fold-const.c (extract_muldiv_1): Do not simplify
3963 2007-09-11 Jan Hubicka <jh@suse.cz>
3965 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3966 (TARGET_INTER_UNIT_CONVERSIONS): New.
3967 * i386.md (floatsi expanders): Remove redundant check for SImode
3968 source; offload to memory when asked for.
3969 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3970 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3972 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3973 floatsidf2_mixed_memory, floatsidf2_sse_memory
3974 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3975 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3977 2007-09-11 Jan Hubicka <jh@suse.cz>
3979 * toplev.c (process_options): all frontends now do unit-at-a-time.
3980 * cgraphunit.c: update comments.
3981 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3982 * c-decl.c (finish_function): use cgraph_add_new_function.
3983 * function.c (expand_function_end): We are always unit-at-a-time.
3985 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3987 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3988 settings for MIPS16.
3989 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3991 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3993 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3994 SYMBOL_FORCE_TO_MEM constants.
3995 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3996 (mips16_rewrite_pool_refs_info): New structure.
3997 (mips16_rewrite_pool_constant): New function, split out from...
3998 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3999 mips16_rewrite_pool_refs_info structure rather than a pointer
4000 to a constant pool. Force force_to_mem_operands into memory.
4001 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
4002 * config/mips/predicates.md (force_to_mem_operand): New predicate.
4003 * config/mips/constraints.md (kf): New constraint.
4004 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
4005 (*movsi_mips16): Likewise.
4007 2007-09-11 Richard Sandiford <richard@codesourcery.com>
4008 Nigel Stephens <nigel@mips.com>
4009 David Ung <davidu@mips.com>
4011 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
4012 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
4013 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4014 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4015 (mips_zero_extend_cost): New functions.
4016 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4017 Use the new functions. Tweak many cost estimates, both here
4018 and in the new subroutines. Return false when the cost of the
4019 operands has not been calculated. Check for *clear_upper32.
4020 Check for floating-point multiply-add, reciprocal and rsqrt
4021 patterns. Handle comparison and rotation codes.
4023 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4025 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4027 * config/i386/i386.c (get_dllimport_decl): Don't strip
4030 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4033 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4034 declarations to top.
4035 (DFP_TO_BFP): Use for either XFmode or TFmode.
4036 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4038 * config/dfp-bit.h: Include float.h.
4039 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4040 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4041 which doesn't mean the same thing.
4042 (BFP_KIND): Use 4 to mean TFmode.
4043 (BFP_FMT): Specify the number of decimal digits based on the
4044 number of mantissa digits.
4045 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4046 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4047 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4048 (TFtype): Define if TFmode is supported.
4049 * doc/libgcc.texi (Decimal float library routines): Document
4050 TF conversion functions.
4052 2007-09-10 Chao-ying Fu <fu@mips.com>
4054 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4055 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4056 (mips_emit_compare): Process fixed-point modes.
4057 (mips_pad_arg_upward): Support fixed-point types.
4058 (override_options): Allow fixed-point modes in accumulators.
4059 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4060 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4061 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4062 (mips_scalar_mode_supported_p): New function to accept fixed-point
4063 modes if the width is not greater than two BITS_PER_WORD.
4064 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4065 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4066 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4067 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4068 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4070 ("IMODE"): New mode attribute.
4071 (mips-fixed.md): Include.
4072 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4074 * config/mips/mips-fixed.md: New file.
4076 2007-09-11 Ben Elliston <bje@au.ibm.com>
4078 * config/spu/spu.md: Formatting fixes.
4080 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4082 * config/dfp-bit.c (dfp_unary_func): Delete.
4083 (dfp_unary_op): Delete.
4084 (dfp_binary_op): Use decFloat functions instead of decNumber
4085 functions for binary operations.
4086 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4087 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4089 (dfp_compare_op): Use decFloat functions insteadof decNumber
4090 functions for comparisons.
4091 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4092 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4094 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4095 call to dxx_binary_op and decFloat function.
4096 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4097 calls to dxx_binary_op and decFloat function.
4098 * config/dfp-bit.h: Include decFloat header files.
4099 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4100 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4101 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4102 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4104 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4105 Jan Sjodin <jan.sjodin@amd.com>
4107 * tree-vect-analyze.c (vect_analyze_operations): Change
4108 comparison of loop iterations with threshold to less than
4109 or equal to instead of less than. Reduce
4110 min_scalar_loop_bound by one.
4111 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4112 Change prologue and epilogue iterations estimate to vf/2,
4113 when unknown at compile-time. Change versioning guard
4114 cost to taken_branch_cost. If peeling for alignment is
4115 unknown at compile-time, change peel guard costs to one
4116 taken branch and one not-taken branch per peeled loop.
4117 If peeling for alignment is known but number of scalar loop
4118 iterations is unknown at compile-time, change peel guard
4119 costs to one taken branch per peeled loop. Change the cost
4120 model equation to consider vector iterations as the loop
4121 iterations less the prologue and epilogue iterations.
4122 Change outside vector cost check to less than or equal to
4123 zero instead of equal to zero.
4124 (vect_do_peeling_for_loop_bound): Reduce
4125 min_scalar_loop_bound by one.
4126 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4127 TARG_COND_NOT_TAKEN_BRANCH_COST.
4128 * config/i386/i386.h (processor_costs): Add
4129 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4130 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4131 vec_align_load_cost, vect_unalign_load_cost,
4132 vec_store_cost, cond_taken_branch_cost,
4133 cond_not_taken_branch_cost.
4134 Define macros for x86 costs.
4135 * config/i386/i386.c:
4136 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4137 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4138 scalar_to_vec_cost, vec_align_load_cost,
4139 vect_unalign_load_cost, vec_store_cost,
4140 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4141 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4142 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4143 core2_cost, generic64_cost, generic32_cost): Set to default
4145 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4146 (x86_builtin_vectorization_cost): New.
4148 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4149 Ben Elliston <bje@au.ibm.com>
4151 * dfp.c: Include decimal128Local.h;
4152 (dfp_byte_swap): Remove.
4153 (encode_decimal32, decode_decimal32): Don't handle endianness.
4154 (encode_decimal64, decode_decimal64): Ditto.
4155 (encode_decimal128, decode_decimal128): Ditto.
4156 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4158 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4160 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4161 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4163 2007-09-10 David Daney <ddaney@avtrex.com>
4165 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4167 (memory_barrier): Rewrote as an insn that clobbers memory.
4169 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4171 * config/mips/mips.c (mips_global_pointer): Check
4172 call_really_used_regs instead of call_used_regs.
4173 (mips_save_reg_p): Likewise. Save all call-saved registers
4174 if current_function_saves_all_registers. Fix indentation.
4175 No longer treat $18 as a special case.
4176 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4178 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4180 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4181 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4182 the introductory comment.
4183 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4184 (override_options): Don't test for it.
4185 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4186 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4187 * config/mips/vr.h: As for config/mips/sde.h.
4189 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4190 Revital Eres <eres@il.ibm.com>
4192 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4193 (struct ddg): Define.
4194 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4195 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4196 * config/spu/spu.c: Include ddg.h.
4197 (TARGET_SCHED_SMS_RES_MII): Define.
4198 (spu_sms_res_mii): New function to calculate mii.
4199 * modulo-sched (res_MII): Use it.
4200 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4202 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4204 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4205 pool entries since they might hold values that must not be shared.
4207 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4210 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4211 Use 'N' operand constraint for op2.
4212 (lshr<mode>3): Ditto.
4213 (ashl<mode>3): Ditto.
4214 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4215 (vec_shr_<mode>): Ditto.
4216 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4217 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4219 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4221 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4222 Change mode macro in the last real_2expN parameter to uppercase.
4224 2007-09-10 Michael Matz <matz@suse.de>
4226 * tree-pass.h (pass_cselim): Declare new pass.
4227 * passes.c (init_optimization_passes): Link in pass_cselim.
4228 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4229 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4230 cond_store_replacement.
4231 (condstoretemp): New static variable.
4232 (cond_store_replacement): New function.
4233 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4234 tree_ssa_phiopt_worker.
4235 (struct name_to_bb): New.
4236 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4237 nt_init_block, nt_fini_block): New static functions.
4238 (seen_ssa_names, nontrap_set): New static variables.
4239 (gate_cselim, pass_cselim): Define new pass.
4240 * common.opt (ftree-cselim): New flag.
4241 * toplev.c (process_options): Set flag_tree_cselim if required.
4243 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4245 * simplify-rtx.c (simplify_relational_operation_1): For recent
4246 canonicalization, don't recurse if op1 equals both PLUS arguments.
4248 2007-09-09 David Daney <ddaney@avtrex.com>
4250 * optabs.c (expand_sync_operation): Use plus insn if minus
4252 (expand_sync_fetch_operation): Ditto.
4254 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4256 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4258 (*floatsisf2_sse_vector): Likewise.
4260 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4262 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4264 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4266 * config/i386/i386.h (ix86_tune_indices): Rename
4267 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4268 (TARGET_USE_VECTOR_CONVERTS): Updated.
4269 * config/i386/i386.c: Likewise.
4271 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4272 Nigel Stephens <nigel@mips.com>
4274 * doc/invoke.texi (Overall Options): Add .sx file extension
4275 as a synonym for .S.
4276 * cppspec.c (known_suffixes): Likewise.
4277 * gcc.c (default_compilers): Likewise.
4279 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4282 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4283 * simplify-rtx.c (simplify_relational_operation_1): Add the
4284 canonicalization from i386.h.
4285 * doc/md.texi (Canonicalization of Instructions): Document it.
4287 2007-09-09 Jan Hubicka <jh@suse.cz>
4288 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4290 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4291 (TARGET_USE_VECTOR_CONVERTS): New.
4292 * i386.md: New post-reload splitters for converting SF to DF and DF to
4294 (floatsi* expander): Special case vector conversions.
4295 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4296 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4297 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4298 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4299 Disable when doing vector converts.
4300 (floatsi<mode>2_i387): Disable when
4301 * sse.md (vec_dupv2df): Export.
4302 * i386.c (ix86_tune_features): Enable SSE conversions.
4304 2007-09-09 Richard Guenther <rguenther@suse.de>
4306 * tree-ssa-operands.c (add_virtual_operand): Only mark
4307 stores as has_volatile_ops if alias information is not available.
4309 2007-09-09 Revital Eres <eres@il.ibm.com>
4311 * doc/contrib.texi: Add myself.
4313 2007-09-09 Ira Rosen <irar@il.ibm.com>
4315 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4316 stmt_vinfo_set_outside_of_loop_cost): New functions.
4317 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4318 (vect_model_simple_cost): Call
4319 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4320 field instead of calling vect_get_cost_fields.
4321 (vect_model_store_cost, vect_model_load_cost): Likewise.
4323 2007-09-09 Revital Eres <eres@il.ibm.com>
4325 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4326 declaration to bdesc_paired_preds variable.
4327 (paired_expand_builtin): Likewise.
4329 2007-09-09 Revital Eres <eres@il.ibm.com>
4331 * dbgcnt.def (sms_sched_loop): New counter.
4332 * modulo-sched.c: Use sms_sched_loop instead of
4333 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4334 perform swing modulo scheduling on. Include dbgcnt.h.
4335 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4336 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4338 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4341 Substitute all uses with ...
4342 (MODEF): New mode iterator.
4344 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4345 from pre-regalloc define_insn_and_split splitter pattern.
4346 (*fix_trunc<mode>_i387_1): Ditto.
4347 (*fistdi2_1): Ditto.
4348 (*fist<mode>2_1): Ditto.
4349 (frndintxf2_floor): Ditto.
4350 (*fist<mode>2_floor_1): Ditto.
4351 (frndintxf2_ceil): Ditto.
4352 (*fist<mode>2_ceil_1): Ditto.
4353 (frndintxf2_trunc): Ditto.
4354 (frndintxf2_mask_pm): Ditto.
4356 (prologue): Use (const_int 0) as never generated filler insn.
4358 (sibcall_epilogue): Ditto.
4359 (eh_return_si): Ditto.
4360 (eh_return_di): Ditto.
4362 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4363 using MODEF mode iterator.
4364 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4365 using MODEF mode iterator.
4366 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4367 using MODEF mode iterator.
4368 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4369 Macroize expander using MODEF mode iterator.
4371 (zero_extendsidi2): Remove operand constraints from expander.
4372 (smuldi3_highpart): Ditto.
4373 (indirect_jump): Ditto.
4376 * config/i386/sse.md (storentv4sf): Ditto.
4377 (storentv2df): Ditto.
4378 (storentv2di): Ditto.
4380 (sse2_cvtpd2ps): Ditto.
4381 (vec_interleave_highv16qi): Ditto.
4382 (vec_interleave_lowv16qi): Ditto.
4383 (vec_interleave_highv8hi): Ditto.
4384 (vec_interleave_lowv8hi): Ditto.
4385 (vec_interleave_highv4si): Ditto.
4386 (vec_interleave_lowv4si): Ditto.
4387 (vec_interleave_highv2di): Ditto.
4388 (vec_interleave_lowv2di): Ditto.
4389 (sse2_maskmovdqu): Ditto.
4390 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4392 2007-09-09 Ira Rosen <irar@il.ibm.com>
4394 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4395 (struct _slp_tree, struct _slp_instance): Define new data structures
4396 along macros for their access.
4397 (struct _loop_vec_info): Define new fields: strided_stores,
4398 slp_instances, and slp_unrolling_factor along macros for their access.
4399 (enum slp_vect_type): New.
4400 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4402 (STMT_VINFO_STRIDED_ACCESS): New macro.
4403 (vect_free_slp_tree): Declare.
4404 (vectorizable_load): Add an argument of type slp_tree.
4405 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4406 vectorizable_assignment): Likewise.
4407 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4408 Declare (make extern).
4409 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4410 (new_loop_vec_info): Likewise.
4411 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4412 * tree-vect-analyze.c: Include recog.h.
4413 (vect_update_slp_costs_according_to_vf): New.
4414 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4415 functions. For not pure SLP stmts with strided access check that the
4416 group size is power of 2. Update the vectorization factor according to
4417 SLP. Call vect_update_slp_costs_according_to_vf.
4418 (vect_analyze_group_access): New.
4419 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4420 (vect_free_slp_tree): New functions.
4421 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4422 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4423 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4424 vect_detect_hybrid_slp): Likewise.
4425 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4426 and vect_detect_hybrid_slp.
4427 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4428 SLP costs into account.
4429 (vect_get_cost_fields): New function.
4430 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4432 (vect_model_store_cost, vect_model_load_cost): Likewise.
4433 (vect_get_constant_vectors): New function.
4434 (vect_get_slp_vect_defs, vect_get_slp_defs,
4435 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4436 vect_get_vec_defs): Likewise.
4437 (vectorizable_reduction): Don't handle SLP for now.
4438 (vectorizable_call): Don't handle SLP for now. Add argument to
4439 vect_model_simple_cost.
4440 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4441 get SLPed and vectorized defs). Fix indentation and spacing.
4442 (vectorizable_assignment): Handle SLP.
4443 (vectorizable_induction): Don't handle SLP for now.
4444 (vectorizable_operation): Likewise.
4445 (vectorizable_type_demotion): Add argument to
4446 vect_model_simple_cost.
4447 (vectorizable_type_promotion): Likewise.
4448 (vectorizable_store, vectorizable_load): Handle SLP.
4449 (vectorizable_condition): Don't handle SLP for now.
4450 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4451 no SLP transformation required for unsupported cases. Add SLP
4452 argument for supported cases.
4453 (vect_remove_stores): New function.
4454 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4455 (vect_transform_loop): Schedule SLP instances.
4456 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4458 2007-09-09 Andrew Haley <aph@redhat.com>
4460 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4463 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4465 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4466 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4467 Similar for what label_refs can go in the JUMP_TARGET field. Split
4468 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4469 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4470 REG_LABEL when replacing an operand with a LABEL_REF for a
4472 (subst_reloads): When replacing a LABEL_REG with a register,
4473 instead of generating a REG_LABEL note, assert that there already
4474 is one or that the label is a known target for the insn.
4475 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4476 note, check the JUMP_LABEL field. Remove "else" after return.
4477 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4478 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4479 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4480 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4481 insns. Iterate over all notes; don't assume there's only one.
4482 * cse.c (recorded_label_ref): Adjust comment to refer to
4484 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4485 insns, not just NONJUMP_INSN_P.
4486 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4487 isn't a jump target.
4488 * jump.c (rebuild_jump_labels): Adjust head comment.
4489 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4490 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4491 (mark_all_labels): For JUMP_P insns without a target, check if the
4492 the target is noted on the previous nonjump insn.
4493 (mark_jump_label_1): New function, guts from mark_jump_label.
4494 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4495 marking jump target labels.
4496 <case LABEL_REF>: Adjust for whether to generate a
4497 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4498 For 'E' format rtl, iterate in descending element order.
4499 (delete_related_insns): Handle both REG_LABEL_TARGET and
4500 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4501 reference count, delete and fallthrough. Move finding-next-
4502 non-deleted insn last in the function. Look at all INSN_P insns
4503 for REG_LABEL_OPERAND notes.
4504 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4506 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4507 JUMP_LABEL, output the INSN_UID of it.
4508 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4509 and/or REG_LABEL_TARGET.
4510 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4511 with jump.c copy by only adding notes for labels actually
4512 referenced in the insn.
4513 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4514 usage count increment; handle all INSN_P trial insns.
4515 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4517 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4518 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4519 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4521 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4522 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4523 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4524 on all INSN_P insns.
4525 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4526 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4527 REG_LABEL_OPERAND notes.
4528 * reload1.c (calculate_needs_all_insns): Adjust comments.
4529 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4530 * config/alpha/alpha.md (split for load of an address into a
4531 four-insn sequence on Unicos/Mk): Adjust to use
4533 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4535 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4538 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4539 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4540 FOR_BB_INSNS_SAFE instead of for loop.
4541 * cse.c (cse_extended_basic_block): Likewise.
4542 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4543 that the for loop does not invoke NEXT_INSN on a deleted insn.
4544 * function.c (instantiate_virtual_regs): Likewise.
4545 * lower-subreg.c (remove_retval_note): Likewise.
4546 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4548 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4550 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4551 insn, if it's a jump.
4552 (try_redirect_by_replacing_jump): New variable jump_p. Call
4553 tablejump_p before delete_insn_chain.
4554 * reload1.c (reload): New variable next. Make sure that the for
4555 loop does not invoke NEXT_INSN on a deleted insn.
4556 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4557 (delete_output_reload): New variable prev. Make sure the the for
4558 loops do not invoke PREV_INSN on a deleted insn.
4560 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4562 * pa/constraints.md: Remove 'X' from unused letters comment.
4564 2007-09-08 Richard Guenther <rguenther@suse.de>
4566 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4567 computed check stmt_ann->references_memory instead of counting
4570 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4572 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4573 validate_change() in one more case.
4575 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4577 PR tree-optimization/32283
4578 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4579 estimated_loop_iterations.
4580 (determine_use_iv_cost_condition): Decrease cost of expressions
4581 used in iv elimination.
4583 2007-09-08 Richard Guenther <rguenther@suse.de>
4585 * tree-cfg.c (verify_gimple_expr): Avoid building new
4586 pointer types, use TYPE_POINTER_TO if available instead.
4588 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4591 PR rtl-optimization/26449
4592 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4593 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4595 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4596 define_expand. Split insn in split1 pass.
4599 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4601 PR tree-optimization/33301
4602 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4605 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4607 PR tree-optimization/32183
4608 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4610 * tree-ssa-reassoc.c: Include cfgloop.h.
4611 (is_reassociable_op): Add a loop argument and return true only
4613 (linearize_expr): Updated.
4614 (should_break_up_subtract): Likewise.
4615 (linearize_expr_tree): Likewise.
4616 (init_reassoc): Call loop_optimizer_init with
4617 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4618 with CDI_DOMINATORS.
4619 (fini_reassoc): Call loop_optimizer_finalize.
4621 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4623 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4624 if there is no i-cache.
4626 2007-09-07 Richard Guenther <rguenther@suse.de>
4629 2007-09-06 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/32586
4632 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4633 folding if nothing changed.
4634 (simplify_unary_expression): New function. Do tree combining
4635 on conversion like codes.
4636 (try_to_simplify): Call it.
4638 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4641 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4642 (__gthread_active,__gthread_start, __gthread_active_init): New.
4643 * gthr-posix95.h: Likewise.
4645 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4647 * function.h (struct function): Rename calls_unwind_init
4648 to saves_all_registers.
4649 (current_function_saves_all_registers): Renamed from
4650 current_function_calls_unwind_init.
4651 * reload1.c (reload): Set current_function_saves_all_registers.
4652 * except.c (expand_builtin_unwind_init): Likewise.
4653 * config/m68k/m68k.c (m68k_save_reg): Use
4654 current_function_saves_all_registers to save pic register.
4656 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4658 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4659 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4661 Reapply reverted changes:
4663 2007-09-06 Jan Hubicka <jh@suse.cz>
4665 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4668 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4670 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4671 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4673 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4675 * optabs.c (expand_float): Convert unsigned integer as signed only
4676 if it provides sufficient accuracy; add mode argument to real_2expN.
4677 (expand_fix): Fix comment typos; extend binary float into mode
4678 wider than destination for converion to unsigned integer; add mode
4679 argument to real_2expN.
4680 * real.c (real_2expN): Add mode argument to special-case decimal
4682 * real.h (real_2expN): Ditto.
4683 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4685 (fixed_from_string): Ditto.
4686 (fixed_to_decimal): Ditto.
4687 (fixed_convert_from_real): Ditto.
4688 (real_convert_from_fixed): Ditto.
4689 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4690 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4691 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4692 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4694 2007-09-07 Diego Novillo <dnovillo@google.com>
4696 * tree-flow.h (const_block_stmt_iterator): Remove.
4697 Update all users to use block_stmt_iterator.
4698 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4699 Update all users to use tree_stmt_iterator.
4701 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4703 * config/mips/mips.c (mips_set_current_function): Temporarily
4704 make this a no-op to fix bootstrap errors, pending rewrite.
4706 2007-09-07 Jan Hubicka <jh@suse.cz>
4708 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4711 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4713 PR tree-optimization/33299
4714 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4715 uses for all relevant loop-exit phis, not just the first.
4717 2007-09-07 Richard Guenther <rguenther@suse.de>
4720 * tree-ssa-operands.c (access_can_touch_variable): An access
4721 of the form (*p)[0] can touch a variable of same size.
4723 2007-09-07 Jan Hubicka <jh@suse.cz>
4725 * passes.c (init_optimization_passes): Add simple dce and addressable
4727 * tree-ssa.c (execute_update_addresses_taken): New function.
4728 (pass_update_address_taken): New.
4729 * tree-ssa-dse.c (execute_simple_dse): New function.
4730 (pass_simple_dse): New.
4731 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4733 2007-09-07 Tobias Burnus <burnus@net-b.de>
4736 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4738 2007-09-07 Richard Guenther <rguenther@suse.de>
4741 2007-09-06 Richard Guenther <rguenther@suse.de>
4743 PR tree-optimization/32586
4744 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4745 folding if nothing changed.
4746 (simplify_unary_expression): New function. Do tree combining
4747 on conversion like codes.
4748 (try_to_simplify): Call it.
4750 2007-09-07 Richard Guenther <rguenther@suse.de>
4751 Uros Bizjak <ubizjak@gmail.com>
4753 PR tree-optimization/32821
4754 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4755 NULL in the call to set_bb_stmt_list.
4757 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4759 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4760 float calls here, rather than leaving some to the caller.
4761 Use call_internal_direct and call_value_internal_direct.
4762 * config/mips/mips.md (call_internal_direct): New pattern.
4763 (call_value_internal_direct): Likewise.
4765 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4767 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4768 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4770 (override_options): Set mips_base_move_loop_invariants.
4772 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4774 * config/mips/mips.opt (mcode-readable=): Move to keep list
4777 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4779 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4780 and -mgpopt options. Adjust the -G documentation to match.
4781 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4782 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4783 function, split out from mips_classify_symbol. Return false for
4784 !TARGET_LOCAL_SDATA.
4785 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4786 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4787 (override_options): Check whether the -mgpopt setting is consistent
4788 with the other flags.
4789 (symbolic_expression_p): Delete.
4790 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4791 and default_elf_select_rtx_section.
4792 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4793 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4794 external data and TARGET_EXTERN_SDATA.
4796 2007-09-07 Tobias Burnus <burnus@net-b.de>
4799 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4801 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4803 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4804 FOR_BB_INSNS_SAFE instead of for loop.
4805 * cse.c (cse_extended_basic_block): Likewise.
4806 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4807 that the for loop does not invoke NEXT_INSN on a deleted insn.
4808 * function.c (instantiate_virtual_regs): Likewise.
4809 * lower-subreg.c (remove_retval_note): Likewise.
4810 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4812 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4814 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4815 insn, if it's a jump.
4816 (try_redirect_by_replacing_jump): New variable jump_p. Call
4817 tablejump_p before delete_insn_chain.
4818 * reload1.c (reload): New variable next. Make sure that the for
4819 loop does not invoke NEXT_INSN on a deleted insn.
4820 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4821 (delete_output_reload): New variable prev. Make sure the the for
4822 loops do not invoke PREV_INSN on a deleted insn.
4824 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4826 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4827 * cgraph.h (rebuild_cgraph_edges): Declare.
4828 * tree-pass.h (pass_expand_omp_ssa): New.
4829 * omp-low.c (find_omp_clause): Export.
4830 (copy_var_decl): Split from omp_copy_decl_2.
4831 (build_omp_barrier): Return the call to emit instead of emitting
4833 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4835 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4836 expand_omp_for_generic, expand_omp_for_static_nochunk,
4837 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4838 Adapted to work on SSA form.
4839 (execute_expand_omp): Do not invalidate dominance information.
4840 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4841 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4842 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4844 (force_gimple_operand): Allow gimplifying code expressions without
4846 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4847 * common.opt (fopenmp-ssa): New.
4848 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4849 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4850 * tree-cfg.c: Include tree-inline.h.
4851 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4852 (replace_by_duplicate_decl, replace_ssa_name,
4853 mark_virtual_ops_in_region): New functions.
4854 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4855 to work on SSA form.
4856 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4857 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4860 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4862 * tree-loop-linear.c: Include obstack.h.
4863 (linear_transform_loops): New obstack lambda_obstack.
4864 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4865 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4866 and free afterwards.
4867 * lambda.h (struct obstack): New forward declaration.
4868 (lambda_linear_expression_new): New parameter of type struct
4870 (lambda_loopnest_new): Likewise.
4871 (lambda_loopnest_transform): Likewise.
4872 (lambda_body_vector_new): Likewise.
4873 (lambda_body_vector_compute_new): Likewise.
4874 (gcc_loopnest_to_lambda_loopnest): Likewise.
4875 (lambda_loopnest_to_gcc_loopnest): Likewise.
4876 * lambda-code.c: Include obstack.h.
4877 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4879 (lambda_body_vector_new): Likewise.
4880 (lambda_linear_expression_new): Likewise.
4881 (lambda_lattice_new): Likewise.
4882 (lambda_loopnest_new): Likewise. Additionally use obstack to
4883 allocate LN_LOOPS(ret).
4884 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4885 it to lambda_lattice_new.
4886 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4887 Pass it to lambda_body_vector_new.
4888 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4889 it to lambda_lattice_new.
4890 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4891 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4892 (lambda_compute_target_space): Likewise.
4893 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4894 Pass it to lambda_lattice_compute_base and
4895 compute_nest_using_fourieer_motzkin.
4896 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4897 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4898 and lambda_lattice_compute_target_space.
4899 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4900 Pass it to lambda_linear_expression_new.
4901 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4902 to gcc_tree_to_linear_expression.
4903 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4904 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4905 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4906 Pass it to lambda_body_vector_new and
4907 lambda_body_vector_compute_new.
4908 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4909 (lambda-code.o): Likewise.
4911 2007-09-06 Chao-ying Fu <fu@mips.com>
4913 * ginclude/stdfix.h: New file.
4914 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4915 (convert.o): Add dependence on fixed-value.h.
4916 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4917 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4918 to define fixed-point constants.
4919 (c_cpp_builtins): Define fixed-point constants.
4920 * convert.c (fixed-value.h): New include.
4921 (convert_to_real): Update comment to include fixed-point.
4922 Support FIXED_POINT_TYPE.
4923 (convert_to_integer): Update comment to include fixed-point.
4924 Support FIXED_POINT_TYPE.
4925 (convert_to_complex): Support FIXED_POINT_TYPE.
4926 (convert_to_fixed): New function.
4927 * convert.h (convert_to_fixed): Declare.
4928 * genopinit.c: Add comment about $Q for only fixed-point modes.
4929 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4930 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4931 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4932 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4933 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4934 usneg_optab for fixed-point modes.
4935 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4937 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4938 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4939 unsigned saturation optabs, when type is saturating.
4940 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4941 (expand_fixed_convert): New function.
4942 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4943 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4944 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4945 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4946 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4947 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4949 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4950 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4951 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4952 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4953 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4955 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4956 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4957 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4958 fractuns, satfractuns.
4959 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4960 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4961 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4962 OTI_ssmsub_widen, OTI_usmsub_widen.
4963 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4964 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4965 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4966 umsub_widen_optab, usmsub_widen_optab): Define.
4967 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4969 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4971 (expand_fixed_convert): Declare.
4972 * expr.c (convert_move): Support the move of fixed-point modes.
4973 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4974 (categorize_ctor_elements_1): Handle FIXED_CST.
4975 (count_type_elements): Handle FIXED_POINT_TYPE.
4976 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4977 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4979 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4980 multiply and add/subtract for fixed-point types.
4981 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4982 mode, we jump to binop directly.
4983 Support FIXED_CONVERT_EXPR.
4984 (do_store_flag): Check FIXED_CST to put a constant second.
4985 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4986 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4987 (const_vector_from_tree): Support FIXED_CST.
4988 * doc/extend.texi (Fixed-Point): New node.
4989 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4990 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4991 satfract, fractuns, satfractuns): Document them.
4993 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4995 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4996 addresses into I registers.
4998 2007-09-06 Jan Hubicka <jh@suse.cz>
4999 Andreas Tobler <a.tobler@schweiz.org>
5001 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
5003 (machopic_legitimize_pic_address): Likewise.
5005 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5006 Jan Hubicka <jh@suse.cz>
5008 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
5009 instead of ufloat_optab->handlers directly.
5010 (floatdidf2): Likewise.
5012 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5014 * config/mips/mips.c: Include diagnostic.h.
5015 (mips_set_current_function): Check errorcount and sorrycount
5016 before generating RTL.
5018 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5021 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5022 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5023 (print_operand_reloc): Likewise.
5025 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5029 2007-09-06 Jan Hubicka <jh@suse.cz>
5031 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5034 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5036 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5037 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5039 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5041 * optabs.c (expand_float): Convert unsigned integer as signed only
5042 if it provides sufficient accuracy; add mode argument to real_2expN.
5043 (expand_fix): Fix comment typos; extend binary float into mode
5044 wider than destination for converion to unsigned integer; add mode
5045 argument to real_2expN.
5046 * real.c (real_2expN): Add mode argument to special-case decimal
5048 * real.h (real_2expN): Ditto.
5049 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5051 (fixed_from_string): Ditto.
5052 (fixed_to_decimal): Ditto.
5053 (fixed_convert_from_real): Ditto.
5054 (real_convert_from_fixed): Ditto.
5055 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5056 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5057 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5058 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5060 2007-09-06 Tom Tromey <tromey@redhat.com>
5062 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5063 * c-pch.c (c_common_read_pch): Restore current location after
5065 * tree.c (expand_location): Update.
5066 (expr_filename): Changed return type. Unified the two cases.
5067 (expr_lineno): Likewise.
5068 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5070 * toplev.c (line_table): Changed type.
5071 (general_init): Update.
5072 (realloc_for_line_map): New function.
5073 (general_init): Allocate line_table using GC.
5074 * fix-header.c (line_table): Changed type.
5075 (read_scan_file): Update.
5076 (read_scan_file): Update.
5077 * c-ppoutput.c (maybe_print_line): Update.
5078 (print_line): Update.
5079 (cb_line_change): Update.
5080 (cb_define): Update.
5081 (pp_file_change): Update.
5082 * c-opts.c (c_common_init_options): Update.
5083 (finish_options): Update.
5084 (push_command_line_include): Update.
5085 * c-lex.c (cb_line_change): Update.
5086 (cb_def_pragma): Update.
5087 (cb_define): Update.
5089 (c_lex_with_flags): Use cpp_get_token_with_location.
5090 * input.h (line_table): Changed type.
5091 (location_from_locus): New macro.
5092 * tree.h (EXPR_FILENAME): No longer an lvalue.
5093 (EXPR_LINENO): Likewise.
5094 (expr_locus, set_expr_locus): Declare separately for
5095 USE_MAPPED_LOCATION.
5096 (expr_filename, expr_lineno): Changed return type.
5097 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5098 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5099 (expand_gimple_basic_block): Likewise.
5100 * final.c (final_scan_insn): Use expanded_location.
5102 2007-09-06 Richard Guenther <rguenther@suse.de>
5104 PR tree-optimization/32586
5105 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5106 folding if nothing changed.
5107 (simplify_unary_expression): New function. Do tree combining
5108 on conversion like codes.
5109 (try_to_simplify): Call it.
5110 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5111 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5113 2007-09-06 Jan Hubicka <jh@suse.cz>
5116 * cse.c (fold_rtx): Avoid invalid sharing.
5118 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5120 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5121 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5123 2007-09-06 Revital Eres <eres@il.ibm.com>
5125 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5126 Fix offsettable memory reference for 750CL.
5128 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5130 * reload.c (find_reloads_address_1): Try to preserve original
5131 base/index regclass of operands.
5132 * regrename.c (scan_rtx_address): Likewise.
5133 (replace_oldest_value_addr): Likewise.
5135 2007-09-06 Richard Guenther <rguenther@suse.de>
5137 PR tree-optimization/33302
5138 * domwalk.c (walk_dominator_tree): The exit block is
5139 interesting even if it is not reachable.
5141 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5144 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5146 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5148 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5151 2007-09-05 Ian Lance Taylor <iant@google.com>
5153 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5155 (dump_generic_node): Likewise.
5156 * print-rtl.c (print_decl_name): Likewise.
5157 * print-tree.c (print_node_brief): Likewise.
5158 (print_node): Likewise.
5159 * Makefile.in (RTL_BASE_H): Add alias.h.
5162 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5164 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5166 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5167 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5169 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5171 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5172 (tm_defines): Define UCLIBC_DEFAULT to 1.
5173 (extra_options): Add linux.opt.
5174 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5175 (CRT_CALL_STATIC_FUNCTION): Likewise.
5176 (NO_IMPLICIT_EXTERN_C): Likewise.
5177 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5178 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5179 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5180 (ENDFILE_SPEC): Don't define.
5181 (LIB_SPEC): Likewise.
5182 (CRT_CALL_STATIC_FUNCTION): Likewise.
5183 (NO_IMPLICIT_EXTERN_C): Likewise.
5184 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5185 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5187 2007-09-06 Jan Hubicka <jh@suse.cz>
5189 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5192 2007-09-06 Jan Hubicka <jh@suse.cz>
5194 * opts.c (common_handle_option): Enable inlining functions for
5197 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5199 * builtin-attrs.def (ATTR_NONNULL_3): New.
5200 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5201 ATTR_NOTHROW_NONNULL_##FA.
5202 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5203 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5204 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5205 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5206 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5207 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5208 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5210 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5211 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5212 ATTR_FORMAT_NOTHROW_3_4): Remove.
5213 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5214 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5215 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5216 instead of ATTR_FORMAT_*_*.
5218 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5220 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5221 parts re-used for REG_FRAME_RELATED_EXPR.
5223 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5225 * optabs.c (expand_float): Convert unsigned integer as signed only
5226 if it provides sufficient accuracy; add mode argument to real_2expN.
5227 (expand_fix): Fix comment typos; extend binary float into mode
5228 wider than destination for converion to unsigned integer; add mode
5229 argument to real_2expN.
5230 * real.c (real_2expN): Add mode argument to special-case decimal
5232 * real.h (real_2expN): Ditto.
5233 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5235 (fixed_from_string): Ditto.
5236 (fixed_to_decimal): Ditto.
5237 (fixed_convert_from_real): Ditto.
5238 (real_convert_from_fixed): Ditto.
5239 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5240 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5241 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5242 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5244 2007-09-05 Ian Lance Taylor <iant@google.com>
5246 * init-regs.c (initialize_uninitialized_regs): Call
5247 emit_insn_before rather than add_insn_before.
5249 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5251 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5252 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5253 * tree-inline.h (copy_body_data): Add call_expr field.
5254 * tree-inline.c (expand_call_inline): Initialize call_expr.
5255 (copy_bb): Append anonymous inline fn arguments to arguments
5256 when inlining a CALL_EXPR_VA_ARG_PACK call.
5257 * builtins.c (expand_builtin): Issue an error if
5258 BUILT_IN_VA_ARG_PACK is seen during expand.
5259 (fold_call_expr, fold_builtin_call_array): Don't fold
5260 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5261 __builtin_va_arg_pack () call as last argument.
5262 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5263 function is __builtin_va_arg_pack (), decrease number of call
5264 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5265 * expr.c (expand_expr_real_1): Issue an error if
5266 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5267 * tree-pretty-print.c (dump_generic_node): Handle printing
5268 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5269 * doc/extend.texi (__builtin_va_arg_pack): Document.
5271 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5273 PR tree-optimization/21513
5274 * builtins.c (build_builtin_expect_predicate): New function.
5275 (fold_builtin_expect): Add argument for expected value.
5276 Distribute __builtin_expect over short-circuiting operations.
5277 Fold nested builtin_expects.
5278 (fold_builtin_2): Adjust call to fold_builtin_expect.
5280 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5283 PR tree-optimization/13756
5284 * doc/invoke.texi (Options That Control Optimization): Document
5287 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5289 * gcc/config/i386/cpuid.h: New file.
5290 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5291 (describe_cache): Shrink size and line strings to 100 bytes.
5292 (detect_caches_amd): Return "" for unsupported max_ext_level.
5293 Use __cpuid function.
5294 (detect_caches_intel): Return "" for unsupported max_level.
5295 Use __cpuid function.
5296 (host_detect_local_cpu): Change feature flag variables to
5297 unsigned int. Initialize only extended feature flag variables.
5298 Use __get_cpuid_max to determine max supported cpuid level.
5299 Use __cpuid function to determine supported features. Fix
5300 calculation of family id. Remove is_amd and check signature
5301 directly. Check for Geode signature. Handle family 4 id.
5302 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5303 cpu discovery code to lower part of the function.
5304 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5305 for sub-architecture.
5306 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5307 [PROCESSOR_K8]: Add k8-sse3 architecture.
5308 [PROCESSOR_NOCONA]: Remove.
5309 [PROCESSOR_GENERIC64]: Ditto.
5310 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5311 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5312 to check for SSE and FXSAVE support.
5313 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5314 Add -minline-all-stringops.
5315 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5316 (x86_64-*-*): Ditto.
5318 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5320 * config/bfin/linux-unwind.h: New file.
5321 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5322 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5324 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5326 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5327 * stmt.c: Include alloc-pool.h.
5328 (struct case_node): Remove GTY marker.
5329 (add_case_node): New parameter case_node_pool. Use it for
5331 (expand_case): New allocation pool case_node_pool. Initialize it,
5332 pass to add_case_node and free it.
5334 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5335 David Ung <davidu@mips.com>
5336 Nigel Stephens <nigel@mips.com>
5338 Add mips16/nomips16 function attributes and -mflip-mips16 option
5339 for testing mixed-mode compilation.
5341 * config/mips/mips.opt (mflip-mips16): New.
5343 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5344 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5346 * config/mips/mips.c (mips_base_target_flags): New.
5347 (mips_base_mips16): New.
5348 (mips_base_schedule_insns): New.
5349 (mips_base_reorder_blocks_and_partition): New.
5350 (mips_base_align_loops): New.
5351 (mips_base_align_jumps): New.
5352 (mips_base_align_functions): New.
5353 (mips16_flipper): New.
5354 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5355 (TARGET_SET_CURRENT_FUNCTION): Define.
5356 (mips_mips16_type_p, mips_nomips16_type_p): New.
5357 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5358 (mips_function_ok_for_sibcall): Make it deal with functions with
5360 (mips_init_split_addresses): New, split out from override_options.
5361 (mips_init_relocs): New, split out from override_options.
5362 (was_mips16_p): New.
5363 (mips_set_mips16_mode): New, split out from override_options.
5364 (mips_set_current_function): New.
5365 (override_options): Add sorry for unsupported mips16/pic
5366 combination. Remove error for mips16/dsp combination. Save
5367 base option settings.
5368 (mips_file_start): Move mips16 mode setting output from here....
5369 (mips_output_function_prologue): ....to here.
5370 (mips_output_mi_thunk): Check for mips16 function.
5371 (build_mips16_function_stub): Don't set .mips16 here.
5372 (build_mips16_call_stub): Likewise.
5373 (mips_expand_builtin): Error in mips16 mode.
5374 (mips_use_mips16_mode_p): New.
5375 (mips_encode_section_info): Check for mips16 function, and set
5376 SYMBOL_REF_FLAGS accordingly.
5378 * doc/extend.texi (Function Attributes): Document new
5379 mips16/nomips16 attributes.
5380 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5381 (MIPS Options): Document -mflip-mips16.
5383 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5385 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5386 if we encounter TLS address in MIPS16 mode.
5387 (mips_legitimize_const_move): Check cannot_force_const_mem for
5388 the (const (plus symbol offset)) case; this forces invalid TLS
5389 address in MIPS16 mode to be caught by the above call to sorry.
5390 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5391 because that now enables emutls, which is not ABI compatible
5392 with native TLS in non-MIPS16 mode.
5394 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5396 Add target hook invoked when cfun changes.
5398 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5399 * target.h (struct gcc_target): Add set_current_function.
5400 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5401 (TARGET_INITIALIZER): Add initializer for set_current_function.
5402 * tree.h (push_struct_function): New.
5403 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5405 (set_cfun): Declare.
5406 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5408 (push_function_context_to): Use allocate_struct_function
5409 to create null context, not init_dummy_function_start. Use set_cfun.
5410 (pop_function_context_from): Use set_cfun.
5411 (in_dummy_function): New.
5412 (invoke_set_current_function_hook): New.
5414 (push_cfun, pop_cfun): Use set_cfun.
5415 (push_struct_function): New.
5416 (allocate_struct_function): Call invoke_set_current_function_hook
5418 (prepare_function_start): Don't set cfun here. Remove unused
5419 argument; fix all callers.
5420 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5421 push_struct_function.
5422 (init_function_start): Set cfun here.
5423 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5424 * omp-low.c (create_omp_child_function): Use push_struct_function
5425 and pop_cfun to save/restore state.
5426 (expand_omp_parallel): Remove unused saved_cfun variable.
5427 * cgraphunit.c (ipa_passes): Use set_cfun.
5428 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5429 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5430 * matrix-reorg.c (transform_allocation_sites): Likewise.
5431 (matrix_reorg): Use set_cfun.
5432 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5433 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5434 assignment to cfun; use set_cfun for the other.
5435 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5436 (dump_function_to_file): Use push_cfun/pop_cfun here.
5437 * c-decl.c (finish_function): Use set_cfun.
5439 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5441 * regrename.c (rerename_optimize): Use deferred rescanning and
5442 insert explicit calls to rescan insns when changed.
5444 2007-09-05 Jan Hubicka <jh@suse.cz>
5446 * optabs.c (libfunc_entry): Change optab to integer.
5447 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5448 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5449 of pointers for hashing.
5451 2007-09-05 Jan Hubicka <jh@suse.cz>
5453 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5455 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5456 * see.c (pass_see): Likewise.
5457 * tracer.c (pass_tracer): Likewise.
5458 * postreload-gcse.c (pass_gcse2): Likewise.
5459 * postreload.c (pass_postreload_cse): Likewise.
5460 * mode-switching.c (pass_mode_switching): Likewise.
5461 * modulo-sched.c (pass_sms): Likewise.
5462 * cse.c (cse_insn): Likewise.
5463 * web.c (pass_web): Likweise.
5464 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5465 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5466 * loop-init.c (pass_rtl_loop_init): Likewise.
5467 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5468 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5469 * global.c (pass_global_alloc): Likewise.
5470 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5471 pass_if_after_reload): Likewise.
5472 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5473 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5474 * regmove.c (pass_regmove): Likewise.
5475 * function.c (pass_thread_prologugues_epilogues): Likewise.
5476 * gcse.c (pass_gcse): Likewise.
5477 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5478 * lower-subreg.c (pass_lower_subreg2): Likewise.
5479 * bt-load.c (pass_branch_target_load): Likewise.
5480 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5481 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5482 * combine.c (pass_combine): Likewise.
5483 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5484 (pass_partition_blocks): Likewise.
5485 * var-tracking.c (pass_variable_track): Likewise.
5486 * reg-stack.c (pass_stack_regs_run): Likewise.
5487 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5488 * passes.c (pass_postreload): Likewise.
5489 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5490 * tree-pass.h (TODO_verify_rtl_sharing): New.
5491 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5492 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5493 TODO_set_props, TODO_df_finish, TODO_df_verify,
5494 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5496 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5498 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5499 fold_real_zero_addition_p, reorder_operands_p,
5500 div_if_zero_remainder, fold_undefer_overflow_warnings,
5501 int_binop_types_match_p, fold_convert_const_int_from_int,
5502 fold_convert_const_int_from_real,
5503 fold_convert_const_int_from_fixed,
5504 fold_convert_const_real_from_real,
5505 fold_convert_const_real_from_fixed,
5506 fold_convert_const_fixed_from_fixed,
5507 fold_convert_const_fixed_from_int,
5508 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5509 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5510 debug_fold_checksum, multiple_of_p): Constify.
5511 * tree-flow-inline.h (get_lineno): Likewise.
5512 * tree-flow.h (get_lineno): Likewise.
5513 * tree-object-size.c (compute_object_offset, addr_object_size,
5514 alloc_object_size, pass_through_call): Likewise.
5515 * tree-pretty-print.c (op_symbol, print_call_name,
5516 print_struct_decl, do_niy): Likewise.
5517 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5518 debug_fold_checksum): Likewise.
5520 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5523 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5524 note, remove the associated REG_RETVAL note.
5526 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5528 * config.gcc (powerpc*-*-*): Install
5529 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5530 * config/rs6000/spu2vmx.h: New header.
5531 * config/rs6000/si2vmx.h: New header.
5532 * config/rs6000/vec_types.h: New header.
5534 2007-09-05 Ben Elliston <bje@au.ibm.com>
5536 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5538 2007-09-05 Ben Elliston <bje@au.ibm.com>
5540 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5542 (__stdcx): Make asm volatile.
5543 (__stwcx, __stdcx): Return only 0 or 1.
5545 2007-09-05 Jan Hubicka <jh@suse.cz>
5549 2007-09-04 Jan Hubicka <jh@suse.cz>
5550 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5552 2007-09-04 Richard Guenther <rguenther@suse.de>
5553 * tree-ssa-operands.c (add_virtual_operand): Only mark
5554 stores as has_volatile_ops if alias information is not available.
5556 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5558 * config/rs6000/tramp.asm: Include config.h.
5559 Check __PIC__ or __pic__ macro instead of SHARED.
5561 PR rtl-optimization/32300
5562 * see.c (see_copy_insn): New function.
5563 (see_def_extension_not_merged, see_merge_one_use_extension,
5564 see_merge_one_def_extension): Use it. Avoid changing
5565 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5566 into sequences. Call df_insn_delete on temporary insns
5567 that won't be emitted into the insn stream.
5568 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5569 and run df_process_deferred_rescans () before run_fast_dce.
5571 PR tree-optimization/33017
5572 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5573 recurse for pure or const function calls.
5575 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5577 * c-format.c: Include alloc-pool.h.
5578 (check_format_info_main): New argument fwt_alloc. Use allocation
5579 pool instead of GC. Remove GC deallocation code.
5580 (check_format_arg): Create allocation pool, pass it to
5581 check_format_info_main and free it afterwards.
5582 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5584 2007-09-05 Ben Elliston <bje@au.ibm.com>
5586 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5587 Rename count macro arugment for clarity.
5588 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5589 (__protected_stream_set): Likewise, pass 0.
5591 2007-09-04 Jan Hubicka <jh@suse.cz>
5593 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5595 2007-09-04 Jan Hubicka <jh@suse.cz>
5597 * invoke.texi (-finline-small-functions): Document.
5598 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5599 when deciding what is inlinable.
5600 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5601 (cgraph_decide_inlining_of_small_function): Handle new flags.
5602 (cgraph_decide_inlining_incrementally): Likewise.
5603 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5604 * common.opt (finline-small-functions): New.
5605 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5607 2007-09-04 Richard Guenther <rguenther@suse.de>
5609 * tree-ssa-operands.c (add_virtual_operand): Only mark
5610 stores as has_volatile_ops if alias information is not available.
5612 2007-09-04 Andrew Haley <aph@redhat.com>
5614 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5616 2007-09-04 Andrew Haley <aph@redhat.com>
5618 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5619 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5620 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5622 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5625 * common.opt: Mention ABI version 2 in comment.
5627 2007-09-04 Jan Hubicka <jh@suse.cz>
5629 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5630 (libfunc_entry): New structure.
5631 (libfunc_hash): New hashtable.
5632 (hash_libfunc): New function.
5633 (eq_libfunc): New function.
5634 (convert_optab_libfunc): New function.
5635 (optab_libfunc): New function.
5636 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5637 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5638 expand_float, expand_fix, new_optab, new_convert_optab):
5639 Update for new libfunc API.
5640 (init_libfunc, init_integral_libfuncs,
5641 init_floating_libfuncs, init_interclass_conv_libfuncs
5642 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5643 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5644 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5645 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5646 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5647 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5648 gen_extend_conv_libfunc): New.
5649 (init_one_libfunc): Revamp for hashtables.
5650 (set_conv_libfunc): Likewise.
5651 (init_optabs): Initialize hashtable; use lazy initialization where
5653 * optabs.h (optab_handlers): Move out of GGC.
5654 (optab, convert_optab): Move out of GGC; add lazy gen info.
5655 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5656 (optab_libfunc, convert_optab_libfunc): New.
5657 * builtins.c (expand_builtin_powi): Update for new API.
5658 * expr.c (convert_move): Likewise.
5659 * expmed.c (expand_divmod): Likewise.
5661 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5663 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5664 GOT pointer only if there is a constant pool. Use the allocated space
5667 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5669 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5672 2007-09-04 Revital Eres <eres@il.ibm.com>
5673 Richard Guenther <rguenther@suse.de>
5674 R. Clint Whaley <whaley@cs.utsa.edu>
5676 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5678 * tree-tailcall.c (process_assignment): Use -fassociative-math
5679 when reodering operands of floating-point type.
5680 * fold-const.c (fold_comparison, fold_binary): Use
5681 -fassociative-math and -freciprocal-math instead of
5682 -funsafe-math-optimization flag.
5683 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5684 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5685 -freciprocal-math instead of -funsafe-math-optimizations.
5686 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5687 -fassociative-math when -ffast-math is set.
5688 (set_unsafe_math_optimizations_flags): New Function
5689 to set -freciprocal-math and -fassociative-math when
5690 -funsafe-math-optimizations is set.
5691 (common_handle_option): Call it.
5692 * tree-vectorizer.c (vect_is_simple_reduction): Use
5693 -fassociative-math when doing reduction on floats.
5694 * loop-unroll.c (analyze_insn_to_expand_var): Use
5695 -fassociative-math when expanding an accumulator of type float.
5696 * simplify-rtx.c (simplify_binary_operation_1): Use
5697 -fassociative-math and -freciprocal-math when reordeing operands
5698 of floating-point type.
5699 * combine.c (combine_simplify_rtx): Likewise.
5700 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5702 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5704 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5707 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5709 2007-09-04 Jan Hubicka <jh@suse.cz>
5711 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5713 2007-09-04 Jan Hubicka <jh@suse.cz>
5715 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5716 and corresponding MATCH_DUP.
5718 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5721 * combine.c (subst): Do not try to simplify X if it represents load
5722 of FP constant from the constant pool via float extension.
5724 2007-09-04 Ben Elliston <bje@au.ibm.com>
5726 * c-opts.c: Include "tm_p.h".
5727 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5729 2007-09-04 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/33291
5732 * tree-pretty-print.c (dump_generic_node): Dump all
5733 qualifiers for pointer types, not only first. Dump
5734 qualifiers for aggregate types as well.
5735 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5736 use the canonical type for building ARRAY_REFs.
5737 * gimplify.c (canonicalize_addr_expr): Clean up. The
5738 correct validness check is compatibility of the pointer
5739 types. Always use the canonical type for building
5740 ARRAY_REFs and ADDR_EXPRs.
5741 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5742 change that disabled propagation of ADDR_EXPRs into statements
5745 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5747 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5748 (umulsi3_highpart): Make into expanders; existing insns are
5749 now named *[insn]_nov6. Add stars to existing [insn]_v6
5750 counterparts' names.
5752 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5754 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5755 (unprotoize.o): Remove SHLIB_MULTILIB.
5757 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5759 * doc/extend.texi: Document progmem attribute for AVR.
5761 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5764 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5766 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5768 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5771 * optabs.c: Remove unnecessary forward declarations.
5772 (expand_unop_direct): New, broken out of expand_unop.
5773 (expand_doubleword_clz): New.
5774 (expand_ctz): Move above expand_ffs. Use
5775 start_sequence, end_sequence, add_equal_note, and
5776 expand_unop_direct. Add more commentary.
5777 (expand_ffs): Try both ctz optab and expand_ctz.
5778 Generate a test and branch if the hardware doesn't give us
5779 a useful value for input zero. Style improvements similar to
5782 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5784 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5786 * config.gcc: Delete stanza for arm-semi-aof and
5787 armel-semi-aof targets.
5788 * config/arm/arm-protos.h
5790 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5791 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5792 delete aof_pic_label and remove mention of AOF in comments.
5793 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5795 * config/arm/semiaof.h
5796 * config/arm/t-semi: Delete file.
5798 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5800 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5801 CONST_CAST_BB): New macros for type-specific casts.
5802 (CONST_CAST): Add a TYPE parameter and define it in terms of
5805 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5806 * c-lex.c (cb_ident, lex_string): Likewise,
5807 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5808 * config/i386/i386.c (ix86_function_regparm,
5809 ix86_function_sseregparm): Use CONST_CAST_TREE.
5810 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5812 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5813 give_switch, set_multilib_dir): Likewise,
5814 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5815 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5816 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5817 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5818 * prefix.c (update_path): Likewise,
5819 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5820 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5821 * tree-cfg.c (tree_can_merge_blocks_p,
5822 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5823 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5824 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5825 (attribute_list_contained): Use CONST_CAST_TREE.
5827 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5829 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5831 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5834 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5835 before forcing them into a register.
5837 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5839 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5840 rather than define_code_macro.
5842 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5844 * gcc.c (xputenv): New function.
5845 (putenv_from_prefixes): Use xputenv instead of putenv.
5846 (process_command): Use xputenv instead of putenv.
5847 (set_collect_gcc_options): Use xputenv instead of putenv.
5848 (main): Use xputenv instead of putenv.
5850 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5852 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5853 availability of swap instruction.
5854 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5856 2007-09-03 Revital Eres <eres@il.ibm.com>
5858 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5861 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5862 Ayal Zaks <zaks@il.ibm.com>
5863 Revital Eres <eres@il.ibm.com>
5865 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5866 compute_split_row): New functions.
5867 (ps_unschedule_node): Remove.
5868 (normalize_sched_times): Iterate over the already scheduled
5869 insns instead of the number of nodes.
5870 (MAX_SPLIT_NUM): New definition.
5871 (sms_schedule_by_order): Change the scheduling heuristic to
5872 avoid useless increases of initiation interval ii.
5873 (get_sched_window): Add dump printouts.
5875 2007-09-02 David Daney <ddaney@avtrex.com>
5877 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5878 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5879 (optab, insn): Add more attributes.
5880 (fetchop_bit): New code macro.
5881 (immediate_insn): New code macro attribute.
5882 (sync): Change condition to ISA_HAS_SYNC.
5883 (rdhwr): Change predicate for operand 0 to register_operand.
5884 (memory_barrier): New expand.
5885 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5886 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5887 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5888 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5889 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5890 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5891 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5892 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5893 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5895 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5896 Hans-Peter Nilsson <hp@axis.com>
5898 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5899 Defined to describe availability and behavior of CLZ.
5900 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5901 * config/cris/cris.opt: Tweak comment for "-metrax4".
5902 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5903 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5904 (count_leading_zeros): Define.
5906 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5908 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5910 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5913 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5916 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5918 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5919 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5920 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5921 sched-deps.c, sched-int.h, system.h, target.h,
5922 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5923 tree.def: Fix comment typos.
5925 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5927 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5928 (override_options): Turn on -mstrict-align on non-ColdFire
5930 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5932 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5934 * c-common.c (const_strip_array_types): Delete.
5935 * c-common.h (const_strip_array_types): Likewise.
5936 * emit-rtl.c (const_next_insn, const_previous_insn,
5937 const_next_nonnote_insn, const_prev_nonnote_insn,
5938 const_next_real_insn, const_prev_real_insn,
5939 const_next_active_insn, const_prev_active_insn, const_next_label,
5940 const_prev_label): Delete.
5941 * gimple-low.c (block_may_fallthru): Use expr_last.
5942 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5943 * rtl.h (const_previous_insn, const_next_insn,
5944 const_prev_nonnote_insn, const_next_nonnote_insn,
5945 const_prev_real_insn, const_next_real_insn,
5946 const_prev_active_insn, const_next_active_insn, const_prev_label,
5947 const_next_label): Delete.
5948 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5949 * system.h (CONST_CAST): Update comment.
5950 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5951 (const_first_stmt, const_last_stmt): Delete.
5952 (tree_block_ends_with_condjump_p): Use last_stmt.
5953 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5954 * tree-iterator.c (const_expr_first, const_expr_last,
5955 const_expr_only): Delete.
5956 * tree.c (const_lookup_attribute): Likewise.
5957 (attribute_list_contained): Use lookup_attribute.
5958 * tree.h (const_lookup_attribute, const_expr_first,
5959 const_expr_last, const_expr_only): Delete.
5961 2007-09-01 Richard Guenther <rguenther@suse.de>
5963 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5964 instead of TREE_THIS_VOLATILE.
5965 * tree-ssa-operands.c (add_virtual_operand): Do not set
5966 has_volatile_ops. Do not check s_ann for NULL.
5967 (get_indirect_ref_operands): Likewise.
5968 (get_expr_operands): Likewise. For all reference trees
5969 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5970 check base of reference for TREE_THIS_VOLATILE.
5972 2007-09-01 Richard Guenther <rguenther@suse.de>
5974 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5975 between integral types. Also allow conversions between
5978 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5980 * optabs.c (prepare_float_lib_cmp): Use
5981 libgcc_cmp_return_mode instead of word_mode.
5982 * config/dfp-bit.h: Likewise.
5983 * config/fp-bit.h: Likewise.
5984 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5986 (spu_libgcc_shift_count_mode): New function.
5987 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5988 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5990 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5992 * tree-pretty-print.c: Include output.h.
5993 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5994 HOST_WIDE_INT_PRINT_DEC.
5995 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5997 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5999 PR rtl-optimization/33224
6000 * loop-iv.c (latch_dominating_def): Check that the definition belongs
6001 to the analysed region.
6003 2007-08-31 Richard Guenther <rguenther@suse.de>
6005 * function.c (allocate_struct_function): Do not set
6006 current_function_returns_pointer.
6007 * function.h (struct var_refs_queue): Remove.
6008 (struct simple_obstack_stack): Likewise.
6009 (struct function): Remove fixup_var_refs_queue member.
6010 Remove returns_pointer flag.
6011 (current_function_returns_pointer): Remove define.
6013 2007-08-31 Nick Clifton <nickc@redhat.com>
6015 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6016 secondary keys in order to obtain a stable sort.
6018 2007-08-31 Nick Clifton <nickc@redhat.com>
6021 * config/m32r/constraints.md: Add W constraint for integer zero.
6022 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6023 Fix length calculation by using alternatives.
6025 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6027 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6028 split out from expand_binop.
6029 (avoid_expensive_constant): New function.
6030 (expand_binop_directly): Remove commutative_op argument and
6031 (expand_binop_directly): Remove commutative_op argument and
6032 call cummutative_optab_p instead. Do not change op0 or op1
6033 when swapping xop0 and xop1. Apply avoid_expensive_constant
6034 to each argument after potential swapping. Enforce the
6035 canonical order of commutative operands.
6036 (expand_binop): Use shift_optab_p and commutative_optab_p.
6037 Update the calls to expand_binop_directly. Only force constants
6038 into registers when widening an operation. Only swap operands
6039 once a direct expansion has been rejected.
6040 (expand_twoval_binop): Only force constants into registers when
6041 using a direct expansion.
6043 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6045 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6046 (sched_analyze_insn): Don't postprocess speculative dependencies when
6047 target has no scheduling.
6048 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6049 'uninitialized' warning.
6051 2007-08-31 Richard Guenther <rguenther@suse.de>
6053 * tree.c (build_complex_type): Always set TYPE_NAME for
6056 2007-08-31 Olivier Hainque <hainque@adacore.com>
6058 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6059 internal macro. Default alignment factor for csect directives, chosen
6060 to match what BIGGEST_ALIGNMENT allows.
6061 (DATA_SECTION_ASM_OP): Use it.
6062 * config/rs6000/rs6000.c
6063 (rs6000_xcoff_output_readonly_section_asm_op):
6064 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6065 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6067 2007-08-31 Olivier Hainque <hainque@adacore.com>
6069 * dbxout.c (dbxout_block): Move declaration within the first
6070 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6071 block to include the definition, together with the associated
6074 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6075 Revital Eres <eres@il.ibm.com>
6077 * doc/invoke.texi (-mpaired): Document flag.
6078 * config.gcc: Include paired.h in powerpc extra_headers and
6079 750cl.h in powerpc-*-linux*paired*.
6080 * config/rs6000/rs6000.opt (-mpaired): New flag.
6081 * config/rs6000/rs6000.c (paired_init_builtins,
6082 paired_expand_builtin, paired_expand_lv_builtin,
6083 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6084 New functions to support the paired single builtin functions.
6085 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6086 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6088 (bdesc_paired_preds): New structure for paired predicate
6090 (rs6000_expand_builtin): Expand paired single builtins.
6091 (rs6000_init_builtins): Init paired single builtins.
6092 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6093 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6094 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6095 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6096 (rs6000_vector_mode_supported_p): Support paired vector mode.
6097 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6098 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6100 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6101 (DATA_ALIGNMENT): Likewise.
6102 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6103 (rs6000_builtins): Add PAIRED builtins.
6104 * config/rs6000/rs6000.md: Include paired.md.
6105 * config/rs6000/paired.h: New.
6106 * config/rs6000/paired.md: New.
6107 * config/rs6000/750cl.h: New.
6108 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6110 2007-08-30 Ollie Wild <aaw@google.com>
6112 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6113 * gcc.c (default_compilers): Add -fno-directives-only to
6114 @assembler-with-cpp.
6116 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6120 * regclass.c (initial_fixed_regs): Revert previous change and make
6122 (initial_call_used_regs): Likewise.
6123 (initial_call_really_used_regs): Delete, reverting previous addition.
6124 (initial_reg_names): Likewise.
6125 (init_reg_sets): Revert previous change.
6126 (saved_fixed_regs): New.
6127 (saved_call_used_regs): New.
6128 (saved_call_really_used_regs): New.
6129 (saved_reg_names): New.
6130 (save_register_info): New.
6131 (restore_register_info): New.
6132 (init_reg_sets_1): Replace reset of register info with call to
6133 restore_register_info.
6134 * rtl.h (save_register_info): Declare.
6135 * toplev.c (backend_init): Call save_register_info.
6137 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6139 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6140 from the original statement.
6142 2007-08-30 Chao-ying Fu <fu@mips.com>
6144 * c-lex.c (interpret_fixed): Declare.
6145 (interpret_float): Process _Fract and _Accum.
6146 (interpret_fixed): New function.
6147 * final.c (output_addr_const): Process CONST_FIXED.
6148 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6149 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6151 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6153 (simplify_immed_subreg): Support CONST_FIXED.
6154 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6155 (simplify_subreg): Support CONST_FIXED.
6157 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6159 * config/rs6000/ppu_intrinsics.h: New file.
6160 * config.gcc (powerpc*-*-* <extra_headers>): Install
6163 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6165 * cfg.c (dump_flow_info): Change to also print entry and exit
6167 * print-rtl.c (print_rtl_single): Allow to print rtl with
6170 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6172 * df-core.h (df_dump_region): New function.
6173 * df.h (df_dump_region): New function.
6174 * loop-invariant.c (find_defs): Add call to df_dump_region.
6175 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6178 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6181 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6182 true if any of the compare_section_name calls returned true,
6183 rather than if any returned false.
6185 2007-08-30 Richard Guenther <rguenther@suse.de>
6187 PR tree-optimization/33199
6188 * tree-ssa-structalias.c (handle_lhs_call): New function.
6189 (find_func_aliases): In non-IPA mode make sure that for
6190 calls that return a pointer we add a constraint for the
6191 result to point to anything.
6193 2007-08-30 Richard Guenther <rguenther@suse.de>
6195 * doc/invoke.texi (-mveclibabi): Document new target option.
6196 * config/i386/i386.opt (-mveclibabi): New target option.
6197 * config/i386/i386.c (ix86_veclib_handler): Handler for
6198 vectorization library support.
6199 (override_options): Handle the -mveclibabi option, initialize
6200 the vectorization library handler.
6201 (ix86_builtin_vectorized_function): As fallback call the
6202 vectorization library handler, if set.
6203 (ix86_veclibabi_acml): New static function for ACML ABI style
6204 vectorization support.
6206 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6208 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6209 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6210 SImode and update m. Don't run gen_lowpart_common on arbitrary
6211 memory address, force it to register first.
6214 * dce.c (dce_process_block): Don't delete setters of
6215 artificially used registers.
6217 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6219 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6220 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6221 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6223 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6225 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6227 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6228 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6230 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6232 * system.h: Activate -Wcast-qual as warning-only.
6234 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6237 * config/rs6000/rs6000.c (compare_section_name): New function.
6238 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6241 2007-08-29 Olivier Hainque <hainque@adacore.com>
6243 * xcoffout.c: #include debug.h.
6244 * Makefile.in (xcoffout.o): Add debug.h dependency.
6246 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6248 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6249 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6251 2007-08-29 Richard Guenther <rguenther@suse.de>
6253 * tree-pretty-print.c (dump_generic_node): Print
6254 label DECL_UID as D.%u.
6255 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6257 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6259 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6260 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6262 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6265 * tree.c (build_type_attribute_qual_variant): Set canonical types
6266 on the final, unqualified attribute variant before building the
6269 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6271 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6272 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6274 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6277 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6278 * config/bfin/bfin.md (composev2hi): Put operands into vector
6281 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6283 * config/bfin/bfin.md (composev2hi): Put operands into vector
6286 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6288 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6289 attribute when appropriate.
6290 (bfin_handle_l1_text_attribute): New.
6291 (bfin_handle_l1_data_attribute): New.
6292 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6293 l1_data_A and l1_data_B.
6294 * doc/extend.texi (node Function Attributes): Document l1_text
6296 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6297 l1_data_A and l1_data_B variable attributes.
6299 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6301 * config/bfin/bfin.opt (minline-plt): Add.
6302 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6303 call to global functions.
6304 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6305 (Blackfin Options): Document -minline-plt.
6307 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6309 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6310 given a non-function.
6311 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6313 2007-08-28 DJ Delorie <dj@redhat.com>
6315 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6317 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6319 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6321 2007-08-28 Richard Guenther <rguenther@suse.de>
6323 * tree.h (struct tree_function_decl): Increase size of
6324 function_code bitfield.
6326 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6327 Kazu Hirata <kazu@codesourcery.com>
6329 * gcc/config/m68k/linux.h
6330 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6331 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6332 (m68k_return_in_memory): New.
6333 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6336 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6339 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6340 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6341 operand) when top VEC_SELECT extracts scalar element.
6342 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6343 (*vec_extract_v4sf_mem): Ditto.
6345 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6348 * passes.c (init_optimization_passes): Move pass_df_finish
6349 after pass_postreload sublist.
6351 PR rtl-optimization/33148
6352 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6353 (neg (lt X 0)) if X has scalar int mode.
6356 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6357 initializer, use build_vector_from_ctor if possible to create
6358 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6359 even after this, return NULL.
6361 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6363 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6365 2007-08-28 Richard Guenther <rguenther@suse.de>
6367 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6368 (struct tree_function_decl): Make function_code a bitfield.
6369 Add disregard_inline_limits flag.
6370 * cgraphunit.c (cgraph_process_new_functions): Check
6371 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6372 (cgraph_preserve_function_body_p): Likewise.
6373 * ipa-inline.c (compute_inline_parameters): Likewise.
6374 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6375 for GNU C extern inline functions.
6376 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6377 * tree-inline.c (disregard_inline_limits_p): Remove.
6378 * tree-inline.h (disregard_inline_limits_p): Likewise.
6379 * c-common.c (handle_always_inline_attribute): Set
6380 DECL_DISREGARD_INLINE_LIMITS.
6381 * langhooks.c (add_builtin_function): Verify the function code
6382 fits in the bitfield.
6384 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6385 Vladimir Yanovsky <yanov@il.ibm.com>
6386 Revital Eres <eres@il.ibm.com>
6387 Andrey Belevantsev <abel@ispras.ru>
6389 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6391 * modulo-sched.c: Add documentation regarding do-loop.
6392 (doloop_register_get): Change number of arguments to support
6393 the new do-loop pattern and check whether COUNT_REG has no other
6394 occurences in the loop besides in the control part.
6395 (duplicate_insns_of_cycles): Do not duplicate the insn which
6396 changes count_reg as it is already adjusted.
6397 (generate_prolog_epilog): New argument to support the new
6398 do-loop pattern. Change the subtract instruction to use
6399 expand_simple_binop. Call duplicate_insns_of_cycles with new
6401 (sms_schedule): Call doloop_register_get and
6402 generate_prolog_epilog with new argument. Do not handle loops
6403 with single sets insns with subreg in their lhs.
6404 * loop-doloop.c (doloop_optimize): Support for another do-loop
6406 (doloop_condition_get): Gets an instruction instead of a pattern
6407 and change the return condition when the do-loop pattern is
6409 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6410 deps when considering to not create edges.
6412 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6414 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6417 2007-08-27 Jason Merrill <jason@redhat.com>
6420 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6421 zero-sized types after calling gimplify_modify_expr_rhs.
6423 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6425 * regclass.c (init_reg_autoinc): Fix typo.
6427 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6429 Fix PR tree-optimization/33173
6430 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6432 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6435 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6436 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6439 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6440 David Ung <davidu@mips.com>
6441 Nigel Stephens <nigel@mips.com>
6443 Separate target-specific initialization from general
6444 back-end initialization.
6446 * toplev.c (init_alignments): New, split out from...
6447 (process_options): ...here.
6448 (backend_init_target): New, split out from...
6449 (backend_init): ...here.
6450 (lang_dependent_init_target): New, split out from...
6451 (lang_dependent_init): ...here.
6452 (target_reinit): New.
6453 * toplev.h (target_reinit): Declare.
6454 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6455 now can be called more than once. Update comments.
6456 * expr.h (init_expr_target): Likewise.
6457 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6458 now can be called more than once. Explicitly zero
6459 static_reg_base_value.
6460 * emit-rtl.c (init_emit_regs): New, split out from...
6461 (init_emit_once): Here.
6462 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6463 non-const, so that changes from command-line arguments can overwrite
6464 values provided by the static initializers.
6465 (initial_call_really_used_regs): New, used similarly to the above.
6466 (initial_reg_names): Likewise.
6467 (last_mode_for_init_move_cost): Promoted function-local static to
6468 file-scope static to make it accessible outside init_move_cost.
6469 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6470 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6471 reg_names since it is needed for parsing command-line options.
6472 (init_move_cost): Use last_mode_for_init_move_cost instead of
6473 function-local static.
6474 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6475 call_really_used_regs now. Reinitialize reg_names. Also
6476 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6477 reg_class_superunion. Clear losing_caller_save_reg_set.
6478 Preserve global registers if called more than once. Reset
6479 move cost, may_move_in_cost, may_move_out_cost, and
6480 last_mode_for_init_move_cost.
6481 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6482 can now be invoked more than once. Update comments.
6483 (init_regs): Update comments.
6484 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6485 and initial_call_really_used_regs, instead of the non-initial
6486 variables. This allows us to save the command-line register settings
6487 after target reinitialization.
6488 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6489 * rtl.h (init_emit_regs): Declare.
6490 (init_reg_modes_target, init_alias_target): Renamed as described
6492 * reload1.c (init_reload): Update comments.
6493 * optabs.c (init_optabs): Likewise.
6494 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6496 2007-08-26 Chao-ying Fu <fu@mips.com>
6498 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6501 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6503 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6505 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6507 * bb-reorder.c (copy_bb_p): Likewise.
6508 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6509 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6510 block_ends_with_condjump_p): Likewise.
6511 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6512 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6513 block_ends_with_condjump_p): Likewise.
6514 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6515 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6516 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6517 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6518 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6519 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6520 debug_true_const_tree instad of debug_true_tree.
6521 * debug.c (do_nothing_debug_hooks): Likewise.
6522 * debug.h (ignore_block, debug_true_const_tree): Constify.
6523 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6524 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6525 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6526 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6527 dbx_reg_number, is_based_loc, field_type,
6528 simple_type_align_in_bits, simple_decl_align_in_bits,
6529 simple_type_size_in_bits, field_byte_offset, insert_float,
6530 type_tag, member_declared_type, is_redundant_typedef,
6531 secname_for_decl, is_inlined_entry_point): Likewise.
6532 * emit-rtl.c (const_next_insn, const_previous_insn,
6533 const_next_nonnote_insn, const_prev_nonnote_insn,
6534 const_next_real_insn, const_prev_real_insn,
6535 const_next_active_insn, const_prev_active_insn, const_next_label,
6536 const_prev_label): Likewise.
6537 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6539 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6540 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6541 sched_insn_is_legitimate_for_speculation_p): Likewise.
6542 * jump.c (reversed_comparison_code_parts,
6543 reversed_comparison_code, reversed_comparison, condjump_label):
6545 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6546 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6548 * rtl.h (const_previous_insn, const_next_insn,
6549 const_prev_nonnote_insn, const_next_nonnote_insn,
6550 const_prev_real_insn, const_next_real_insn,
6551 const_prev_active_insn, const_next_active_insn, const_prev_label,
6552 const_next_label, modified_between_p, modified_in_p,
6553 const_note_storeskeep_with_call_p, condjump_label,
6554 reversed_comparison, reversed_comparison_code,
6555 reversed_comparison_code_parts, memory_modified_in_insn_p,
6556 stack_regs_mentioned): Likewise.
6557 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6558 keep_with_call_p): Likewise.
6559 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6560 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6561 sd_lists_size, sd_lists_empty_p): Likewise.
6562 * sched-int.h (sched_insns_conditions_mutex_p,
6563 haifa_classify_insn, no_real_insns_p,
6564 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6565 sd_lists_size, sd_lists_empty_p): Likewise.
6566 * sdbout.c (sdb_debug_hooks): Likewise.
6567 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6568 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6569 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6571 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6572 tree_can_throw_internal): Likewise.
6573 * tree-flow-inline.h (phi_nodes): Likewise.
6574 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6575 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6576 * tree-gimple.c (const_get_call_expr_in): Likewise.
6577 * tree-gimple.h (const_get_call_expr_in): Likewise.
6578 * tree.c (const_lookup_attribute, attribute_list_equal,
6579 attribute_list_contained): Likewise.
6580 * tree.h (attribute_list_equal, attribute_list_contained,
6581 const_lookup_attribute): Likewise.
6582 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6584 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6586 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6587 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6589 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6592 * config/alpha/constraints.md: Delete "svn:mime-type" property
6593 with svn propdel "svn:mime-type".
6595 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6598 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6599 non NOTE insn doesn't cross basic block.
6600 (noce_try_abs): Likewise.
6601 (noce_process_if_block): Likewise.
6603 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6606 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6607 operand without auto-inc-dec.
6608 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6609 offsettable_mem_operand.
6610 (floatunssidf2_internal): Same.
6611 (fix_truncdfsi2_internal): Same.
6612 (floatsidf_ppc64): Same.
6613 (floatunssidf_ppc64): Same.
6614 (fix_trunctfsi2_internal): Same.
6616 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6619 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6620 pass defines needed for version.c.
6622 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6624 * configure.ac (--debug-prefix-map check): Change assembler
6625 version presumed to have feature to 2.18.
6626 * configure: Regenerate.
6628 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6630 * c-common.c (vector_types_convertible_p,
6631 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6632 self_promoting_args_p): Constify.
6633 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6634 c_promoting_integer_type_p, self_promoting_args_p,
6635 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6636 * c-decl.c (anon_aggr_type_p): Likewise.
6637 * * c-dump.c (dump_stmt): Likewise.
6638 * c-objc-common.c (has_c_linkage): Likewise.
6639 * c-tree.h (same_translation_unit_p): Likewise.
6640 * c-typeck.c (null_pointer_constant_p,
6641 tagged_types_tu_compatible_p, function_types_compatible_p,
6642 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6643 comptypes_internal, struct tagged_tu_seen_cache,
6644 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6645 c_size_in_bytes): Likewise.
6646 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6647 hash_ptr, eq_ptr): Likewise.
6648 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6649 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6650 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6651 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6653 * optabs.c (optab_for_tree_code): Likewise.
6654 * optabs.h (optab_for_tree_code): Likewise.
6655 * rtl.h (simplify_rtx): Likewise.
6656 * simplify-rtx.c (simplify_rtx): Likewise.
6657 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6658 dump_flag, dump_node): Likewise.
6659 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6660 queue_and_dump_type, dump_flag): Likewise.
6661 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6662 * tree-pass.h (dump_node): Likewise.
6663 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6664 supportable_narrowing_operation): Likewise.
6665 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6666 supportable_narrowing_operation): Likewise.
6667 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6668 is_negative_overflow_infinity, is_positive_overflow_infinity,
6669 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6670 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6671 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6672 ssa_name_nonzero_p, fp_predicate): Likewise.
6673 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6674 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6675 ssa_name_nonnegative_p): Likewise.
6677 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6679 * config.gcc : Add x86_64-elf target.
6681 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6683 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6685 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6686 Nigel Stephens <nigel@mips.com>
6690 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6691 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6692 * expr.c (SET_BY_PIECES_P): Define.
6693 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6694 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6695 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6697 * expr.h (SET_RATIO): Define.
6698 (can_store_by_pieces, store_by_pieces): Update prototypes.
6699 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6700 can_store_by_pieces/store_by_pieces.
6701 (expand_builtin_memcpy_args): Likewise.
6702 (expand_builtin_strncpy): Likewise.
6703 (expand_builtin_memset_args): Likewise. Also remove special case
6704 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6705 decide what to do instead.
6706 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6707 to can_store_by_pieces.
6709 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6710 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6712 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6713 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6714 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6715 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6716 (STORE_BY_PIECES_P): Define.
6718 2007-08-24 Tom Tromey <tromey@redhat.com>
6720 * varpool.c (varpool_last_needed_node): Fix comment typo.
6721 * c-decl.c (duplicate_decls): Fix comment typo.
6722 (clone_underlying_type): Update comment.
6724 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6726 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6727 alpha_in_small_data_p, alpha_split_complex_arg,
6728 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6730 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6731 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6733 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6734 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6735 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6736 * config/darwin.c (darwin_binds_local_p): Likewise.
6737 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6739 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6740 i386_pe_valid_dllimport_attribute_p): Likewise.
6741 * config/i386/i386.c (ix86_function_regparm,
6742 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6743 x86_can_output_mi_thunk, ix86_mangle_type,
6744 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6745 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6746 i386_pe_binds_local_p): Likewise.
6747 * config/ia64/ia64.c
6748 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6749 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6750 ia64_invalid_conversion, ia64_invalid_unary_op,
6751 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6753 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6754 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6755 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6756 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6757 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6758 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6759 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6760 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6761 * config/pa/pa.c (pa_commutative_p): Likewise.
6762 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6764 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6765 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6766 rs6000_use_blocks_for_constant_p,
6767 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6768 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6769 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6770 * config/s390/s390.c (s390_mangle_type,
6771 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6773 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6774 th_in_small_data_p): Likewise.
6775 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6776 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6778 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6779 sparc_mangle_type): Likewise.
6780 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6781 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6782 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6784 * hooks.c (hook_bool_mode_const_rtx_false,
6785 hook_bool_mode_const_rtx_true,
6786 hook_bool_const_tree_hwi_hwi_const_tree_false,
6787 hook_bool_const_tree_hwi_hwi_const_tree_true,
6788 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6789 hook_constcharptr_const_tree_null,
6790 hook_constcharptr_const_rtx_null,
6791 hook_constcharptr_const_tree_const_tree_null,
6792 hook_constcharptr_int_const_tree_null,
6793 hook_constcharptr_int_const_tree_const_tree_null): New.
6794 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6795 hook_bool_tree_hwi_hwi_tree_false,
6796 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6797 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6798 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6799 hook_constcharptr_int_tree_null,
6800 hook_constcharptr_int_tree_tree_null): Delete.
6801 (default_can_output_mi_thunk_no_vcall): Constify.
6802 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6803 hook_bool_tree_hwi_hwi_tree_false,
6804 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6805 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6806 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6807 hook_constcharptr_int_tree_null,
6808 hook_constcharptr_int_tree_tree_null): Delete.
6809 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6810 hook_bool_const_tree_hwi_hwi_const_tree_false,
6811 hook_bool_const_tree_hwi_hwi_const_tree_true,
6812 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6813 hook_constcharptr_const_tree_null,
6814 hook_constcharptr_const_rtx_null,
6815 hook_constcharptr_const_tree_const_tree_null,
6816 hook_constcharptr_int_const_tree_null,
6817 hook_constcharptr_int_const_tree_const_tree_null): New.
6818 (default_can_output_mi_thunk_no_vcall): Constify.
6819 * integrate.c (function_attribute_inlinable_p): Likewise.
6820 * integrate.h (function_attribute_inlinable_p): Likewise.
6821 * jump.c (rtx_renumbered_equal_p): Likewise.
6822 * output.h (decl_readonly_section, categorize_decl_for_section,
6823 default_use_anchors_for_symbol_p, default_binds_local_p,
6824 default_binds_local_p_1): Likewise.
6825 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6827 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6828 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6829 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6830 TARGET_COMP_TYPE_ATTRIBUTES,
6831 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6832 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6833 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6834 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6835 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6836 * target.h (can_output_mi_thunk, needs_block_p,
6837 first_cycle_multipass_dfa_lookahead_guard_spec,
6838 vector_alignment_reachable, comp_type_attributes,
6839 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6840 commutative_p, use_blocks_for_constant_p,
6841 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6842 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6843 invalid_within_doloop, valid_dllimport_attribute_p,
6844 split_complex_arg, invalid_arg_for_unprototyped_fn,
6845 invalid_conversion, invalid_unary_op, invalid_binary_op):
6847 * targhooks.c (default_invalid_within_doloop,
6848 hook_invalid_arg_for_unprototyped_fn,
6849 default_builtin_vector_alignment_reachable): Likewise.
6850 (hook_bool_rtx_commutative_p): Delete.
6851 (hook_bool_const_rtx_commutative_p): New.
6852 * targhooks.h (default_invalid_within_doloop,
6853 default_builtin_vector_alignment_reachable,
6854 hook_invalid_arg_for_unprototyped_fn): Constify.
6855 (hook_bool_rtx_commutative_p): Delete.
6856 (hook_bool_const_rtx_commutative_p): New.
6857 * varasm.c (bss_initializer_p, decl_default_tls_model,
6858 categorize_decl_for_section, decl_readonly_section,
6859 default_use_anchors_for_symbol_p, default_binds_local_p,
6860 default_binds_local_p_1): Constify.
6862 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6864 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6865 __NO_BUILTIN if -fno-builtin.
6867 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6869 * config/bfin/bfin.c (print_operand): Report error instead of
6870 ICE for wrong operand.
6872 2007-08-24 Michael Matz <matz@suse.de>
6874 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6876 2007-08-24 Richard Guenther <rguenther@suse.de>
6879 * tree-ssa.c (useless_type_conversion_p): Split into a
6880 recursive and a non-recursive part.
6881 (useless_type_conversion_p_1): New function.
6882 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6883 from maybe_fold_offset_to_reference is trivially convertible
6884 to the desired type before doing the simplification.
6886 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6888 * expr.c (store_expr): Optimize initialization of an array
6890 * expr.h (builtin_strncpy_read_str): New prototype.
6891 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6894 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6897 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6898 field when initializing if_info structure.
6900 2007-08-24 Richard Guenther <rguenther@suse.de>
6902 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6904 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6905 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6906 * tree-inline.c (inlinable_function_p): Fold in common parts of
6907 the cannot_inline_tree_fn langhook.
6908 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6909 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6910 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6911 cannot_inline_tree_fn langhook.
6912 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6913 cannot_inline_tree_fn member.
6915 2007-08-24 Richard Guenther <rguenther@suse.de>
6917 * expr.c (get_inner_reference): Do computation of bitoffset
6918 from offset in a way we can detect overflow reliably.
6920 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6922 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6924 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6926 * config/bfin/bfin.opt (mfast-fp): Add.
6927 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6928 libbffastfp override libgcc if -mfast-fp.
6929 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6930 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6931 (Blackfin Options): Document -mfast-fp.
6933 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6935 PR tree-optimization/32573
6937 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6938 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6939 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6940 (build_classic_dist_vector): Return false rather than true if
6941 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6942 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6943 returned false. Don't call save_dist_v before calling
6944 build_classic_dist_vector_1.
6945 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6946 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6947 DDR_DIR_VECTS vectors.
6949 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6951 * configure.ac (leb128): Modify sed statement to work with any
6952 binutils version string.
6953 * configure: Regenerate
6955 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6957 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6958 Wrap in RTX_CODE macro guard.
6959 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6960 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6961 arm_mark_dllimport, arm_pe_encode_section_info,
6962 arm_pe_unique_section): Use ISO-C function declarations.
6963 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6964 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6965 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6967 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6968 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6970 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6972 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6973 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6974 (register_move_cost): Use ISO-C function declarations.
6975 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6976 * config/score/score-protos.h (score_declare_object): Add
6978 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6980 * final.c (profile_function): Avoid empty if-bodies.
6983 * calls.c (must_pass_in_stack_var_size,
6984 must_pass_in_stack_var_size_or_pad): Constify.
6985 * config/alpha/alpha-protos.h (function_value): Likewise.
6986 * config/alpha/alpha.c (alpha_return_in_memory,
6987 alpha_pass_by_reference, function_value,
6988 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6989 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6991 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6992 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6993 TARGET_PROMOTE_PROTOTYPES): Likewise.
6994 * config/arm/arm-protos.h (arm_return_in_memory,
6995 arm_pad_arg_upward, arm_function_value): Likewise.
6996 * config/arm/arm.c (arm_pass_by_reference,
6997 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6998 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6999 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
7001 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7002 * config/avr/avr-protos.h (avr_function_value): Likewise.
7003 * config/avr/avr.c (avr_return_in_memory,
7004 gas_output_limited_string, gas_output_ascii, avr_function_value,
7005 avr_return_in_memory): Likewise.
7006 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
7007 * config/bfin/bfin.c (bfin_pass_by_reference,
7008 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
7009 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
7011 * config/cris/cris.c (cris_pass_by_reference,
7012 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
7013 * config/crx/crx.c (crx_return_in_memory): Likewise.
7014 * config/darwin.c (function_base, machopic_function_base_name):
7016 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7017 TARGET_PROMOTE_PROTOTYPES): Likewise.
7018 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7019 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7020 * config/i386/i386-protos.h (ix86_return_in_memory,
7021 ix86_sol10_return_in_memory): Likewise.
7022 * config/i386/i386.c (ix86_function_value,
7023 ix86_function_sseregparm, ix86_must_pass_in_stack,
7024 type_natural_mode, classify_argument, examine_argument,
7025 construct_container, ix86_pass_by_reference, function_value_32,
7026 function_value_64, ix86_function_value_1, return_in_memory_32,
7027 return_in_memory_64, return_in_memory_ms_64,
7028 ix86_return_in_memory, ix86_sol10_return_in_memory,
7029 TARGET_PROMOTE_PROTOTYPES): Likewise.
7030 * config/ia64/ia64-protos.h (ia64_function_value,
7031 ia64_hpux_function_arg_padding): Likewise.
7032 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7033 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7034 ia64_hpux_function_arg_padding): Likewise.
7035 * config/iq2000/iq2000-protos.h (function_arg,
7036 iq2000_function_value): Likewise.
7037 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7038 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7039 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7040 function_arg, iq2000_function_value): Likewise.
7041 * config/m32c/m32c-protos.h (m32c_function_value,
7042 m32c_promote_function_return): Likewise.
7043 * config/m32c/m32c.c (m32c_pass_by_reference,
7044 m32c_promote_prototypes, m32c_promote_function_return,
7045 m32c_function_value): Likewise.
7046 * config/m32r/m32r.c (m32r_return_in_memory,
7047 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7048 m32r_in_small_data_p): Likewise.
7049 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7051 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7052 m68hc11_function_arg_padding): Likewise.
7053 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7054 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7055 m68k_function_value): Likewise.
7056 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7057 mcore_function_value): Likewise.
7058 * config/mcore/mcore.c (handle_structs_in_regs,
7059 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7060 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7061 mcore_num_arg_regs, mcore_function_value): Likewise.
7062 * config/mips/mips-protos.h (mips_pad_arg_upward,
7063 mips_function_value): Likewise.
7064 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7065 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7066 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7067 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7068 mips_function_value): Likewise.
7069 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7071 * config/mmix/mmix.c (mmix_pass_by_reference,
7072 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7073 mmix_encode_section_info): Likewise.
7074 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7076 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7077 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7078 mn10300_function_value): Likewise.
7079 * config/mt/mt-protos.h (mt_function_value): Likewise.
7080 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7081 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7082 * config/pa/pa-protos.h (function_arg_padding, function_value,
7083 pa_return_in_memory): Likewise.
7084 * config/pa/pa.c (pa_pass_by_reference,
7085 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7086 function_arg_padding, function_value, pa_return_in_memory):
7088 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7089 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7090 function_arg_padding): Likewise.
7091 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7092 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7093 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7094 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7095 function_arg_padding, altivec_expand_dst_builtin,
7096 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7097 altivec_init_builtins, rs6000_common_init_builtins,
7098 rs6000_function_value): Likewise.
7099 * s390/s390-protos.h (s390_function_value): Likewise.
7100 * config/s390/s390.c (s390_function_arg_size,
7101 s390_pass_by_reference, s390_return_in_memory,
7102 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7103 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7104 * config/score/score-protos.h (score_function_value): Likewise.
7105 * config/score/score.c (score_arg_partial_bytes,
7106 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7107 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7108 score_pass_by_reference, score_add_offset, score_function_value):
7110 * config/sh/sh-protos.h (sh_attr_renesas_p,
7111 sh_promote_prototypes): Likewise.
7112 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7113 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7114 sh_attr_renesas_p): Likewise.
7115 * config/sparc/sparc-protos.h (function_value,
7116 function_arg_padding): Likewise.
7117 * config/sparc/sparc.c (sparc_promote_prototypes,
7118 sparc_return_in_memory, sparc_pass_by_reference,
7119 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7120 function_arg_record_value_2, function_arg_record_value_1,
7121 function_arg_record_value, function_arg_record_value,
7122 function_arg_padding, function_value): Likewise.
7123 * config/spu/spu-protos.h (spu_function_value): Likewise.
7124 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7125 spu_function_value): Likewise.
7126 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7128 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7129 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7130 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7132 * config/v850/v850.c (v850_return_in_memory,
7133 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7134 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7135 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7136 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7137 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7139 * explow.c (promote_mode, hard_function_value): Likewise.
7140 * expr.h (hard_function_value, promote_mode): Likewise.
7141 * function.c (aggregate_value_p): Likewise.
7142 * hooks.c (hook_bool_const_tree_true): New.
7143 * hooks.h (hook_bool_const_tree_true): New.
7144 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7145 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7146 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7147 TARGET_RETURN_IN_MSB): Likewise.
7148 * target.h (promote_function_args, promote_function_return,
7149 promote_prototypes, return_in_memory, return_in_msb,
7150 pass_by_reference, must_pass_in_stack, callee_copies,
7151 function_value): Likewise.
7152 * targhooks.c (default_return_in_memory,
7153 hook_pass_by_reference_must_pass_in_stack,
7154 hook_callee_copies_named,
7155 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7156 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7157 default_function_value): Likewise.
7158 * targhooks.h (default_return_in_memory,
7159 hook_pass_by_reference_must_pass_in_stack,
7160 hook_callee_copies_named,
7161 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7162 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7163 default_function_value): Likewise.
7164 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7165 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7166 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7167 * tree.c (needs_to_live_in_memory): Likewise.
7168 * tree.h (struct tree_type, needs_to_live_in_memory,
7169 aggregate_value_p, must_pass_in_stack_var_size,
7170 must_pass_in_stack_var_size_or_pad): Likewise.
7171 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7172 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7173 lookup_filename): Likewise.
7175 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7178 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7179 fake fcomi i387 instruction for !TARGET_CMOVE.
7180 (ix86_expand_branch): Expand natural sequence with one jump for
7181 all targets, not only TARGET_CMOVE.
7182 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7183 pattern to implement fake fcomi sequence. Split instruction after
7184 reload to correct compare sequences.
7185 (*cmpfp_xf_cc): Ditto.
7186 (*cmpfp_<mode>_cc): Ditto.
7187 (*cmpfp_u_cc): Ditto.
7188 (*cmpfp_<mode>_cc): Ditto.
7190 2007-08-23 Richard Guenther <rguenther@suse.de>
7192 * tree-pretty-print.c (dump_generic_node): Annotate
7193 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7195 2007-08-23 Richard Guenther <rguenther@suse.de>
7197 * builtins.c (expand_builtin_mathfn): Wrap argument in
7198 save_expr directly instead of re-building the call.
7199 (expand_builtin_mathfn_2): Likewise.
7200 (expand_builtin_mathfn_3): Likewise.
7201 (expand_builtin_interclass_mathfn): Likewise.
7202 (expand_builtin_int_roundingfn): Set arg.
7203 (expand_builtin_int_roundingfn_2): Likewise.
7205 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7207 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7208 *sse_nand<mode>3, *sse_xor<mode>3): New.
7210 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7212 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7213 * config/i386/i386.c (print_operand): Handle ';' code. Output
7214 semicolon for TARGET_MACHO.
7215 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7216 emit semicolon after 'lock' prefix.
7217 (sync_double_compare_and_swap<mode>): Ditto.
7218 (*sync_double_compare_and_swapdi_pic): Ditto.
7219 (*sync_compare_and_swap_cc<mode>): Ditto.
7220 (sync_double_compare_and_swap_cc<mode>): Ditto.
7221 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7222 (sync_old_add<mode>): Ditto.
7223 (sync_add<mode>): Ditto.
7224 (sync_sub<mode>): Ditto.
7225 (sync_ior<mode>): Ditto.
7226 (sync_and<mode>): Ditto.
7227 (sync_xor<mode>): Ditto.
7229 2007-08-22 Chao-ying Fu <fu@mips.com>
7231 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7233 (copy_rtx): Handle CONST_FIXED.
7234 (rtx_equal_p): Likewise.
7235 * rtl.h (fixed_value.h): New include.
7236 (rtx_def): Add a new field of fixed_value to u.
7237 (XCNMPFV): Define for accessing fixed_value.
7238 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7240 * rtl.def (CONST_FIXED): New constant.
7241 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7242 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7243 US_ASHIFT): New codes.
7244 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7245 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7246 unsigned_fract_convert, unsigned_sat_fract): Document them.
7247 * varasm.c (assemble_integer): Extend to support fixed-point constants
7248 by using different machine classes.
7249 (decode_addr_const): Handle FIXED_CST.
7250 (const_hash_1): Likewise.
7251 (compare_constant): Likewise.
7252 (copy_constant): Likewise.
7253 (const_rtx_hash_1): Handle CONST_FIXED.
7254 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7255 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7257 (initializer_constant_valid_p): Handle FIXED_CST.
7258 (output_constant): Support FIXED_POINT_TYPE.
7259 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7260 * cse.c (hash_rtx): Support CONST_FIXED.
7261 (exp_equiv_p): Likewise.
7262 (cannon_reg): Likewise.
7263 (fold_rtx): Likewise.
7264 (equiv_constant): Likewise.
7265 (cse_process_notes_1): Likewise.
7266 (count_reg_usage): Likewise.
7267 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7268 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7269 (wrap_constant): Check CONST_FIXED.
7270 (cselib_hash_rtx): Support CONST_FIXED.
7271 (cselib_subst_to_values): Likewise.
7272 * df-scan.c (df_uses_record): Likewise.
7273 * gcse.c (want_to_gcse_p): Likewise.
7274 (oprs_unchanged_p): Likewise.
7275 (oprs_not_set_p): Likewise.
7276 (compute_transp): Likewise.
7277 (extract_mentioned_regs_helper): Likewise.
7278 * genemit.c (gen_exp): Likewise.
7279 * local-alloc.c (equiv_init_varies_p): Likewise.
7280 (contains_replace_regs): Likewise.
7281 (memref_referenced_p): Likewise.
7282 * loop-invariant.c (check_maybe_invariant): Likewise.
7283 (hash_invariant_expr_1): Likewise.
7284 (invariant_expr_equal_p): Likewise.
7285 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7286 * regclass.c (reg_scan_mark_refs): Likewise.
7287 * regrename.c (scan_rtx): Likewise.
7288 * resource.c (mark_referenced_resources): Likewise.
7289 (mark_set_resources): Likewise.
7290 * rtlanal.c (rtx_unstable_p): Likewise.
7291 (rtx_varies_p): Likewise.
7292 (count_occurrences): Likewise.
7293 (reg_mentioned_p): Likewise.
7294 (modified_between_p): Likewise.
7295 (modified_in_p): Likewise.
7296 (volatile_insn_p): Likewise.
7297 (volatile_refs_p): Likewise.
7298 (side_effects_p): Likewise.
7299 (may_trap_p_1): Likewise.
7300 (inequality_comparisons_p): Likewise.
7301 (computed_jump_p_1): Likewise.
7302 (commutative_operand_precedence): Likewise.
7303 * sched-deps.c (sched_analyze_2): Likewise.
7304 * sched-vis.c (print_value): Likewise.
7305 * reload.c (operands_match_p): Likewise.
7306 (subst_reg_equivs): Likewise.
7307 * reload1.c (eliminate_regs_1): Likewise.
7308 (elimination_effects): Likewise.
7309 (scan_paradoxical_subregs): Likewise.
7310 * alias.c (rtx_equal_for_memref_p): Likewise.
7311 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7312 * emit-rtl.c (const_fixed_htab): New hash table.
7313 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7315 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7316 const_fixed_from_fixed_value): New functions.
7317 (verify_rtx_sharing): Handle CONST_FIXED.
7318 (copy_rtx_if_shared_1): Likewise.
7319 (reset_used_flags): Likewise.
7320 (set_used_flags): Likewise.
7321 (copy_insn_1): Likewise.
7322 (init_emit_once): Create const_fixed_htab.
7323 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7325 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7327 PR tree-optimization/32949
7328 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7329 before failing for ivs with non-constant step.
7331 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7333 * doc/md.texi (Iterators): Renamed from Macros. All contents
7334 changed to reflect rename of respectively define_code_macro and
7335 define_mode_macro to define_code_iterator and define_mode_iterator.
7336 (Mode Iterators, Code Iterators): Similar.
7337 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7338 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7339 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7340 (initialize_iterators, find_iterator, check_code_iterator)
7341 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7342 (read_mapping, read_rtx_1): Similar.
7343 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7344 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7345 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7346 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7347 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7348 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7349 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7350 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7351 config/rs6000/sync.md, config/rs6000/rs6000.md,
7352 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7353 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7354 config/vax/vax.md, config/bfin/bfin.md: Similar.
7356 2007-08-22 David Daney <ddaney@avtrex.com>
7358 * doc/install.texi (Testing): Mention testing on a simulator.
7360 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7362 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7364 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7365 and rearrange floating point conversion functions into different
7368 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7370 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7371 dfa_post_advance_cycle): New scheduler hooks.
7372 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7373 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7375 (TARGET_SCHED): Use them.
7376 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7377 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7378 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7380 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7381 function to facilitate debugging.
7382 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7383 (output_insn_has_dfa_reservation_p): New static function to output
7384 insn_has_dfa_reservation_p ().
7385 (write_automata): Use it.
7386 * genattr.c (main): Output declaration for
7387 insn_has_dfa_reservation_p ().
7389 2007-08-22 Christian Bruel <christian.bruel@st.com>
7390 Richard Guenther <rguenther@suse.de>
7392 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7393 * simplify_rtx (simplify_binary_operation_1): Likewise.
7395 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7397 PR rtl-optimization/32557
7398 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7399 of REGNO (mws->mw_reg).
7401 2007-08-22 Richard Guenther <rguenther@suse.de>
7404 * builtins.c (expand_builtin_int_roundingfn): Replace call
7405 argument wrapped with SAVE_EXPR directly.
7406 (expand_builtin_int_roundingfn_2): Likewise.
7408 2007-08-22 Richard Guenther <rguenther@suse.de>
7410 * tree-inline.c (inlinable_function_p): Restore disregarding
7411 inline limits for GNU extern inline functions.
7413 2007-08-22 Richard Guenther <rguenther@suse.de>
7416 * tree.c (host_integerp): Treat sizetype as signed as it is
7419 2007-08-21 Ian Lance Taylor <iant@google.com>
7421 PR tree-optimization/33134
7422 * tree-vrp.c (adjust_range_with_scev): Call
7423 set_value_range_to_value.
7425 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7427 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7430 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7432 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7435 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7437 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7438 cases to set eight bytes at a time.
7439 (expand_block_move): Likewise.
7441 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7444 * dwarf2out.c (gen_decl_die): Don't call
7445 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7447 2007-08-21 Paul Brook <paul@codesourcery.com>
7448 Nathan Sidwell <nathan@codesourcery.com>
7449 Mark Mitchell <mark@codesourcery.com>
7450 Joseph Myers <joseph@codesourcery.com>
7452 * configure.ac: Add --with-pkgversion and --with-bugurl.
7453 * configure: Regenerate.
7454 * doc/install.texi: Document them.
7455 * version.c (version_string): Remove VERSUFFIX.
7456 (VERSUFFIX): Remove.
7457 (pkgversion_string): New.
7458 (bug_report_url): Do not hard-code initializer.
7459 * version.h (pkgversion_string): Declare.
7460 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7462 (version.o): Define PKGVERSION and BUGURL.
7463 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7464 (%.pod): Define BUGURL.
7465 * gcc.c (process_command, main): Use pkgversion_string.
7466 * toplev.c (compile_file, print_version): Likewise.
7467 * protoize.c (main): Likewise.
7468 * gcov.c (print_version): Likewise. Update copyright date.
7469 * gcov-dump.c (print_version): Likewise. Update copyright date.
7470 * mips-tdump.c (main): Likewise. Update copyright date.
7471 * mips-tfile.c (main): Likewise. Update copyright date.
7472 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7473 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7474 shorten description.
7475 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7476 * doc/gccint.texi: Likewise.
7477 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7478 Update copyright date.
7480 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7482 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7483 (ix86_expand_strlensi_unroll_1): Ditto.
7484 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7485 (ix86_expand_carry_flag_compare): Update comment.
7487 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7490 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7491 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7493 2007-08-21 Richard Guenther <rguenther@suse.de>
7495 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7497 2007-08-21 Richard Guenther <rguenther@suse.de>
7500 * fold-const.c (fold_binary): Remove index +p PTR folding.
7501 Fix types of POINTER_PLUS_EXPR generated by folding of
7504 2007-08-20 Chao-ying Fu <fu@mips.com>
7506 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7507 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7508 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7509 (c_common_fixed_point_type_for_size): Declare.
7510 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7511 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7512 (c_token_starts_declspecs): Likewise.
7513 (c_parser_declspecs): Likewise.
7514 (c_parser_attributes): Likewise.
7515 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7516 (c_declspecs): Add saturating_p.
7517 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7518 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7519 _Sat. Handle RID_SAT.
7520 Avoid using void, bool, char, int, float, double, _Decimal32,
7521 _Decimal64, _Decimal128, and complex with _Sat.
7522 Handle RID_FRACT and RID_ACCUM.
7523 Make sure _Sat is used with _Fract or _Accum.
7524 (finish_declspecs): Handle cts_fract and cts_accum.
7525 * c-common.c (fixed-value.h): New include.
7526 (constant_expression_warning): Handle FIXED_CST.
7527 (overflow_warning): Likewise.
7528 (warnings_for_convert_and_check): Likewise.
7529 (c_common_fixed_point_type_for_size): New.
7530 (c_common_type_for_mode): Handle fixed-point modes to
7531 return various saturating/non-saturating, signed/unsigned types.
7532 (c_common_signed_or_unsigned_type): Support fixed-point types.
7533 (shorten_compare): Check fixed-point zero.
7534 Handle FIXED_POINT_TYPE.
7535 (c_common_truthvalue_conversion): Handle FIXED_CST.
7536 Handle FIXED_POINT_TYPE.
7537 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7539 (handle_mode_attribute): Handle fixed-point modes. Need to check
7540 if the signness of base type and fixed-point modes are consistent.
7541 (handle_vector_size_attribute): Handle fixed-point modes.
7542 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7543 (warn_for_div_by_zero): Check fixed-point zero.
7544 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7545 a common fixed-point type based on fbit, ibit, sign, and saturation.
7546 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7547 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7548 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7549 (convert_for_assignment): Support FIXED_POINT_TYPE.
7550 (digest_init): Handle FIXED_POINT_TYPE.
7551 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7552 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7553 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7554 GE_EXPR, LT_EXPR, GT_EXPR.
7555 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7556 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7557 * target.h (gcc_target): Add fixed_point_supported_p.
7558 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7559 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7560 (default_fixed_point_supported_p): Define.
7561 * targhooks.h (default_fixed_point_supported_p): Declare.
7562 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7563 * doc/install.texi (Configuration): Add --enable-fixed-point.
7564 * configure.ac (--enable-fixed-point): New to enable fixed-point
7565 arithmetic extension to C. For mips targets, we enable it by default.
7566 * configure, config.in: Regenerate.
7568 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7570 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7572 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7574 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7575 DWARF2_DEBUGGING_INFO.
7576 (cold_text_section_used): Same.
7577 (cold_text_section): Same.
7579 2007-08-20 Richard Guenther <rguenther@suse.de>
7581 * c-typeck.c (convert_for_assignment): Use the type of
7582 the member for the initialization.
7584 2007-08-20 Richard Guenther <rguenther@suse.de>
7586 * c-objc-common.c (c_disregard_inline_limits): Remove.
7587 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7588 * cgraphunit.c (cgraph_process_new_functions): Call
7589 disregard_inline_limits_p.
7590 (cgraph_preserve_function_body_p): Likewise.
7591 * ipa-inline.c (compute_inline_parameters): Likewise.
7592 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7594 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7595 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7596 disregard_inline_limits langhook.
7597 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7599 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7600 disregard_inline_limits langhook.
7601 * tree-inline.c (disregard_inline_limits_p): New function.
7602 * tree-inline.h (disregard_inline_limits_p): Declare.
7604 2007-08-20 Richard Guenther <rguenther@suse.de>
7606 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7607 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7608 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7609 auto_var_in_fn_p langhook.
7610 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7612 * tree.c (auto_var_in_fn_p): ... here.
7613 (find_var_from_fn): Call auto_var_in_fn_p directly.
7614 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7615 auto_var_in_fn_p langhook.
7616 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7617 (copy_body_r): Likewise.
7618 (self_inlining_addr_expr): Likewise.
7619 * tree.h (auto_var_in_fn_p): Declare.
7621 2007-08-20 Richard Guenther <rguenther@suse.de>
7623 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7624 (walk_type_fields): Take lh parameter.
7625 (walk_tree): Rename to ...
7626 (walk_tree_1): ... this. Do not call the walk_subtrees
7627 langhook but the now passed callback. Pass lh on recursion.
7628 (walk_tree_without_duplicates): Rename to ...
7629 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7630 and call walk_tree_1.
7631 * tree.h (walk_tree_lh): New typedef.
7632 (walk_tree_1): Declare.
7633 (walk_tree_without_duplicates_1): Likewise.
7634 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7635 (walk_tree_without_duplicates): New define to
7636 walk_tree_without_duplicates_1 with NULL lh parameter.
7637 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7638 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7640 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7641 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7642 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7645 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7648 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7649 code in front of the compacting of basic blocks.
7650 Move the folding of statements inbetween the cgraph checking
7651 and compacting of basic blocks.
7653 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7654 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7657 * config/alpha/alpha.c (va_list_skip_additions): Check for
7658 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7659 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7660 PLUS_EXPR when checking ap.__base.
7661 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7662 when doing addition on pointer types. Use size_int instead of
7664 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7665 ptr_type in the second operand.
7667 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7670 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7672 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7675 * cfgexpand.c (expand_one_register_var): Mark pointer
7676 DECL_ARTIFICIAL as REG_POINTER also.
7677 * stmt.c (expand_decl): Likewise.
7679 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7686 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7687 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7688 on_worklist argument and avoid adding things to worklist multiple
7690 (add_to_worklist): Ditto.
7691 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7692 single SFT is clobbered.
7693 (set_initial_properties): Ditto.
7694 (compute_call_clobbered): Update for changes to function
7696 (create_overlap_variables_for): Always create SFT for offset 0.
7697 (create_structure_vars): Handle PHI's, since we are in SSA form at
7699 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7700 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7702 (add_vars_for_offset): Figure out aliases from access + points-to.
7703 (add_virtual_operand): Use add_vars-for_offset.
7704 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7705 (add_call_clobber_ops): Remove makes_clobbering_call set.
7706 (get_expr_operands): Always pass through the INDIRECT_REF
7708 * tree-ssa-structalias.c (struct constraint_graph): Remove
7710 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7711 address_taken, pt_used, number_incoming.
7712 (FIRST_ADDR_NODE): Removed.
7713 (merge_graph_nodes): Remove broken code for the moment.
7714 (init_graph): New function.
7715 (build_pred_graph): Remove code to init_graph.
7716 Add location equivalence support.
7717 (struct scc_info): Rename roots to deleted.
7719 (init_scc_info): Ditto
7720 (init_topo_info): Use graph->size.
7721 (compute_topo_order): Ditto.
7722 (do_da_constraint): Removed.
7723 (do_sd_constraint): Remove calls to find().
7724 set_union_with_increment should always get 0 as last arg here.
7725 (do_complex_constraint): Replace do_da_constraint with assert.
7727 (struct equiv_class_label): New.
7728 (pointer_equiv_class_table): Ditto.
7729 (location_equiv_class_table): Ditto.
7730 (equiv_class_label_hash): Ditto.
7731 (equiv_class_label_eq): Ditto
7732 (equiv_class_lookup): Ditto.
7733 (equiv_class_ladd): Ditto.
7734 (pointer_equiv_class): Ditto.
7735 (location_equiv_class): Ditto.
7736 (condense_visit): Rename and rewrite from label_visit to do only
7737 SCC related stuff for HU.
7738 (label_visit): Do HU work for HU.
7739 (perform_var_substitution): Update to do HU and location
7741 (free_var_substitution_info): Update to free HU and location
7742 equivalence structures. */
7743 (find_equivalent_node): Update for pointer but not location
7745 (unite_pointer_equivalences): New function.
7746 (move_complex_constraints): Rewrite to only do moving.
7747 (rewrite_constraints): Split out of move_complex_constraints.
7748 (solve_graph): Use graph->size.
7749 (process_constraint_1): Add from_call argument, use it.
7750 Split *a = &b into two constraints.
7751 (process_constraint): Use new process_constraint_1.
7752 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7753 (get_constraint_for): Handle non-pointer integers properly.
7754 Remove code that used to handle structures.
7755 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7756 with unknown addends.
7757 (handle_rhs_call): New function.
7758 (find_func_aliases): Use handle_rhs_call.
7759 (set_uids_in_ptset): Add an assert.
7760 (set_used_smts): Fix bug in not considering unified vars.
7761 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7762 (compute_points_to_sets): Update for other function changes.
7763 (delete_points_to_sets): Ditto.
7764 (ipa_pta_execute): Ditto.
7765 (pass_ipa_pta): We need to update SSA after ipa_pta.
7767 2007-08-19 Jan Hubicka <jh@suse.cz>
7769 * i386.md: Replace "rim" and "mri" constraints by "g".
7771 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7773 * dwarf2out.c (text_section_used, cold_text_section_used,
7774 cold_text_section, dwarf2out_note_section_used): New.
7775 (dwarf2out_init): Initialize cold_text_section.
7776 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7777 dwarf2out_note_section_used.
7778 (size_of_aranges): Only count entry for text section if it was
7779 used. Count entry for cold text section if it was used.
7780 (output_aranges): Only output entries for text section and cold
7781 text section if they were used.
7783 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7785 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7787 (debug_generic_stmt): Likewise.
7788 (debug_tree_chain): Likewise.
7790 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7792 * tree-data-refs.c (split_constant_offset): Expose.
7793 * tree-data-refs.h (split_constant_offset): Add declaration.
7795 * tree-vectorizer.h (dr_alignment_support): Renamed
7796 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7797 Added a new value dr_explicit_realign.
7798 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7799 dr_offset, dr_step, and dr_aligned_to, along with new access
7800 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7801 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7802 STMT_VINFO_DR_ALIGNED_TO.
7804 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7806 In case of outer-loop vectorization with non-fixed misalignment - use
7807 the dr_explicit_realign scheme instead of the optimized realignment
7809 (new_stmt_vec_info): Initialize new fields.
7811 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7812 'nested_in_vect_loop' case. Change verbosity level.
7813 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7814 Don't fail on zero step in the outer-loop for loads.
7815 (vect_analyze_data_refs): Call split_constant_offset to calculate
7816 base, offset and init relative to the outer-loop.
7818 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7819 BSI function argument with a new function argument - at_loop.
7820 Simplify the condition that determines STEP. Takes additional argument
7821 INV_P. Support outer-loop vectorization (handle the
7822 nested_in_vect_loop case), including zero step in the outer-loop. Call
7823 vect_create_addr_base_for_vector_ref with additional argument.
7824 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7825 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7826 Fixed and simplified calculation of step.
7827 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7828 of bsi, and with additional argument. Call bump_vector_ptr with
7829 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7830 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7831 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7832 when the realignment setup needs to take place inside the loop.
7833 Support the dr_explicit_realign scheme. Allow generating the optimized
7834 realignment scheme for outer-loop vectorization. Added documentation.
7835 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7836 the 'nested_in_vect_loop' case, including loads that are invariant in
7837 the outer-loop and the realignment schemes. Handle the case when the
7838 realignment setup needs to take place inside the loop. Call
7839 vect_setup_realignment with additional arguments. Call
7840 vect_create_data_ref_ptr with additional argument and with loop instead
7841 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7842 (vect_gen_niters_for_prolog_loop): Call
7843 vect_create_addr_base_for_vector_ref with additional arguments.
7844 (vect_create_cond_for_align_checks): Likewise.
7845 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7846 scheme: takes additional argument bump; argument ptr_incr is now
7847 optional; updated documentation.
7848 (vect_init_vector): Takes additional argument (bsi). Use it, if
7849 available, to insert the vector initialization.
7850 (get_initial_def_for_induction): Pass additional argument in call to
7852 (vect_get_vec_def_for_operand): Likewise.
7853 (vect_setup_realignment): Likewise.
7854 (vectorizable_load): Likewise.
7856 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7858 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7859 as argument instead of struct loop.
7860 (nested_in_vect_loop_p): New function.
7861 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7863 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7864 from other phis in the loop.
7865 (destroy_loop_vec_info): Add additional argument to declaration.
7867 * tree-vectorizer.c (supportable_widening_operation): Also check if
7868 nested_in_vect_loop_p (don't allow changing the order in this case).
7869 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7870 of struct loop. Call nested_in_vect_loop_p and don't require
7871 flag_unsafe_math_optimizations if it returns true.
7872 (new_stmt_vec_info): When setting def_type for phis differentiate
7873 loop-header phis from other phis.
7874 (bb_in_loop_p): New function.
7875 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7876 just update their loop_vinfo. Order of BB traversal now matters -
7877 call dfs_enumerate_from with bb_in_loop_p.
7878 (destroy_loop_vec_info): Takes additional argument to control whether
7879 stmt_vinfo of the loop stmts should be destroyed as well.
7880 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7881 reduction stmt to be defines by a non loop-header phi.
7882 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7884 * tree-vect-transform.c (vectorizable_reduction): Call
7885 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7886 (vectorizable_call): Likewise.
7887 (vectorizable_conversion): Likewise.
7888 (vectorizable_operation): Likewise.
7889 (vectorizable_type_promotion): Likewise.
7890 (vectorizable_type_demotion): Likewise.
7891 (vectorizable_store): Likewise.
7892 (vectorizable_live_operation): Likewise.
7893 (vectorizable_reduction): Likewise. Also pass loop_info to
7894 vect_is_simple_reduction instead of loop.
7895 (vect_init_vector): Call nested_in_vect_loop_p.
7896 (get_initial_def_for_reduction): Likewise.
7897 (vect_create_epilog_for_reduction): Likewise.
7898 (vect_init_vector): Check which loop to work with, in case there's an
7900 (get_initial_def_for_inducion): Extend to handle outer-loop
7901 vectorization. Fix indentation.
7902 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7903 In the case vect_induction_def get the vector def from the induction
7904 phi node, instead of calling get_initial_def_for_inducion.
7905 (get_initial_def_for_reduction): Extend to handle outer-loop
7907 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7909 (vect_transform_loop): Change assert to just skip this case. Add a
7911 (vect_finish_stmt_generation): Add a couple asserts.
7913 (vect_estimate_min_profitable_iters): Multiply
7914 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7916 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7917 this is an inner-loop reduction in outer-loop vectorization.
7919 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7920 Same code as what used to be vect_analyze_scalar_cycles, only with
7921 additional argument loop, and loop_info passed to
7922 vect_is_simple_reduction instead of loop.
7923 (vect_analyze_scalar_cycles): Code factored out into
7924 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7925 Updated documentation.
7926 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7927 outer-loop vectorization that are live or not used in the outerloop,
7928 cause this requires special handling.
7929 (vect_enhance_data_refs_alignment): Don't consider versioning for
7931 (vect_analyze_data_refs): Check that there are no datarefs in the
7933 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7934 and vect_used_in_outer_by_reduction cases.
7935 (process_use): Also consider the case of outer-loop stmt defining an
7936 inner-loop stmt and vice versa.
7937 (vect_analyze_loop_1): New function.
7938 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7939 loops. Call vect_analyze_loop_1.
7940 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7941 been vectorized. Call destroy_loop_vec_info with additional argument.
7943 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7944 in the inner-loop when doing outer-loop vectorization. Add
7945 documentation and printout.
7946 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7947 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7949 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7951 * tree-affine.h (print_aff): New prototype.
7952 (debug_aff): Likewise.
7953 * tree-affine.c (print_aff): New function.
7954 (debug_aff): Likewise.
7956 2007-08-18 Paul Brook <paul@codesourcery.com>
7957 Joseph Myers <joseph@codesourcery.com>
7959 * common.opt (-fdebug-prefix-map=): New option.
7960 * opts.c: Include debug.h.
7961 (common_handle_option): Handle -fdebug-prefix-map.
7962 * final.c: Include ggc.h.
7963 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7964 remap_debug_filename): New.
7965 * Makefile.in (final.o, opts.o): Update dependencies.
7966 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7967 * configure.ac: Check for assembler --debug-prefix-map support.
7968 * configure, config.in: Regenerate.
7969 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7970 (ASM_DEBUG_SPEC): Include ASM_MAP.
7971 * doc/install.texi (--with-debug-prefix-map): Document.
7972 * doc/invoke.texi (-fdebug-prefix-map): Document.
7973 * dbxout.c (dbxout_init, dbxout_start_source_file,
7974 dbxout_source_file): Call remap_debug_filename.
7975 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7976 dwarf2out_start_source_file, dwarf2out_finish): Call
7977 remap_debug_filename.
7978 (file_table_relative_p): Do not check d->emitted_number.
7979 * toplev.c (output_file_directive): Call remap_debug_filename.
7980 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7981 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7983 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7985 * loop-invariant.c (find_invariants_to_move): Add missing macro
7988 2007-08-17 Tom Tromey <tromey@redhat.com>
7990 * tree.h (struct tree_label_decl): Removed old "java" fields.
7992 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7993 Nigel Stephens <nigel@mips.com>
7995 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7996 Treat -mno-data-in-code and -mcode-xonly as aliases for
7997 -mcode-readable=no and -mcode-readable=pcrel respectively.
7998 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7999 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
8000 (MULTILIB_DIRNAMES): Update accordingly.
8002 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
8004 * Makefile.in (version.o): Depend on $(REVISION) only if
8005 REVISION_s is defined.
8007 2007-08-17 Sa Liu <saliu@de.ibm.com>
8008 Ulrich Weigand <uweigand@de.ibm.com>
8011 * tree.c (reconstruct_complex_type): For a pointer to a vector,
8012 use build_qualified_type to retain qualifiers of the base type.
8014 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8016 * config/score/score.md : Update pattern tablejump.
8017 * config/score/score.c : Update score_initialize_trampoline
8019 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8020 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8021 * doc/contrib.texi: Add my entry.
8023 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8025 * Makefile.in (REVISION): New.
8028 (version.o): Also depend on $(REVISION). Add
8029 -DREVISION=$(REVISION_s).
8031 * version.c (version_string): Add REVISION.
8033 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8035 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8036 of GOTO that's relocated to a different block.
8038 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8040 * c-common.c (const_strip_array_types): New.
8041 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8042 (const_strip_array_types): New.
8043 * c-objc-common.c (c_disregard_inline_limits,
8044 c_warn_unused_global_decl): Constify.
8045 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8046 c_vla_type_p, c_incomplete_type_error): Likewise.
8047 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8048 * hooks.c (hook_bool_const_tree_false): New.
8049 * hooks.h (hook_bool_const_tree_false): Likewise.
8050 * langhooks-def.h (lhd_warn_unused_global_decl,
8051 lhd_incomplete_type_error, lhd_expr_size,
8052 lhd_tree_inlining_disregard_inline_limits,
8053 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8054 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8055 * langhooks.c (lhd_warn_unused_global_decl,
8056 lhd_incomplete_type_error,
8057 lhd_tree_inlining_disregard_inline_limits,
8058 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8059 lhd_expr_size): Likewise.
8060 * langhooks.h (lang_hooks_for_tree_inlining,
8061 lang_hooks_for_tree_dump, lang_hooks_for_types,
8062 lang_hooks_for_decls, lang_hooks): Likewise.
8063 * pointer-set.c (pointer_set_t, pointer_set_create,
8064 pointer_set_contains, insert_aux, pointer_set_insert,
8065 pointer_set_traverse, pointer_map_t, pointer_map_create,
8066 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8068 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8069 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8070 pointer_map_traverse): Likewise.
8071 * predict.c (assert_is_empty): Likewise.
8072 * tree-affine.c (free_name_expansion): Likewise.
8073 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8074 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8075 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8077 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8079 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8081 (destroy_loop_vec_info): Add call to VEC_free.
8082 * tree-vectorizer.h (may_alias_ddrs): Define.
8083 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8084 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8085 Change reporting to dump.
8086 (vect_is_duplicate_ddr): New.
8087 (vect_mark_for_runtime_alias_test): New.
8088 (vect_analyze_data_ref_dependences) Add call to
8089 vect_mark_for_runtime_alias_test.
8090 (vect_enhance_data_refs_alignment): Define local variable
8091 vect_versioning_for_alias_required, don't perform
8092 peeling for alignment if versioning for alias is
8094 (vect_enhance_data_refs_alignment): Use
8095 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8096 PARAM_VECT_MAX_VERSION_CHECKS.
8097 * tree-vect-transform.c
8098 (vect_create_cond_for_alias_checks): New.
8099 (vect_transform_loop): Add call to
8100 vect_create_cond_for_alias_checks.
8101 (vect_vfa_segment_size): New.
8102 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8104 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8105 * gcc/doc/invoke.texi
8106 (vect-max-version-for-alignment-checks): Document.
8107 (vect-max-version-for-alias-checks): Document.
8108 (vect-max-version-checks): Remove.
8110 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8112 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8113 the same line as the instruction for all asm dialects.
8114 (*rep_movsi): Ditto.
8115 (*rep_movsi_rex64): Ditto.
8116 (*rep_movqi): Ditto.
8117 (*rep_movqi_rex64): Ditto.
8118 (*rep_stosdi_rex64): Ditto.
8119 (*rep_stossi): Ditto.
8120 (*rep_stossi_rex64): Ditto.
8121 (*rep_stosqi): Ditto.
8122 (*rep_stosqi_rex64): Ditto.
8123 (*cmpstrnqi_nz_1): Ditto.
8124 (*cmpstrnqi_nz_rex_1): Ditto.
8125 (*cmpstrnqi_1): Ditto.
8126 (*cmpstrnqi_rex_1): Ditto.
8127 (*strlenqi_1): Ditto.
8128 (*strlenqi_rex_1): Ditto.
8129 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8130 prefix on the same line as the instruction for all asm dialects.
8131 (sync_double_compare_and_swap<mode>): Ditto.
8132 (*sync_double_compare_and_swapdi_pic): Ditto.
8133 (*sync_compare_and_swap_cc<mode>): Ditto.
8134 (sync_double_compare_and_swap_cc<mode>): Ditto.
8135 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8136 (sync_old_add<mode>): Ditto.
8137 (sync_add<mode>): Ditto.
8138 (sync_sub<mode>): Ditto.
8139 (sync_ior<mode>): Ditto.
8140 (sync_and<mode>): Ditto.
8141 (sync_xor<mode>): Ditto.
8143 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8146 * reload.c (find_reloads): Check that the memory returned by
8147 find_reloads_toplev was not the result of forcing a constant
8149 (find_reloads_toplev): Always use simplify_gen_subreg to get
8150 the subreg of a constant. If the result is also a constant,
8151 but not a legitimate one, force it into the constant pool
8152 and reload its address.
8154 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8156 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8159 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8161 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8162 directive for the current vector ABI.
8164 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8167 * caller-save.c (reg_save_code): Set invalide status on restore code.
8169 2007-08-15 Diego Novillo <dnovillo@google.com>
8171 * tree-ssa-alias.c (compute_memory_partitions): Use
8172 alias_bitmap_obstack to allocate bitmaps.
8173 (reset_alias_info): Factor out of init_alias_info.
8174 Mark all name tags not associated to an SSA name for renaming.
8175 (init_alias_info): Call it.
8176 (create_name_tags): Tidy. Add comments.
8177 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8179 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8181 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8182 scheduler dependencies.
8184 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8186 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8188 (*iorsi_1_zext): Likewise.
8189 (*iorsi_1_zext_imm): Likewise.
8190 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8191 with "rm"/"xm" constraint.
8192 (sse2_vmsqrtv2df2): Likewise.
8194 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8197 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8200 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8202 * tree-pass.h (PROP_pta): Removed.
8203 (TODO_rebuild_alias): New.
8204 (pass_may_alias): Removed.
8205 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8206 aliasing if we changed something.
8207 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8209 (pass_may_alias): Removed.
8210 (create_structure_vars): Return TODO_rebuild_alias.
8211 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8212 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8214 (tree_sra_early): We never affect aliasing right now.
8215 * tree-flow.h (compute_may_aliases): New prototype.
8216 * passes.c: Remove pass_may_alias from the passes.
8217 (execute_function_todo): Support TODO_rebuild_alias.
8219 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8221 * i386.c: (legitimize_address): Move dllimported variable check
8222 infront of legitimizing pic address of CONST symbols.
8224 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8226 PR tree-optimization/32941
8227 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8228 (goto_queue_cmp): Remove.
8229 (find_goto_replacement): Change search method.
8230 (maybe_record_in_goto_queue): Add assert.
8231 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8232 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8234 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8236 * alias.c (component_uses_parent_alias_set): Constify.
8237 * alias.h (component_uses_parent_alias_set): Likewise.
8238 * cfgrtl.c (print_rtl_with_bb): Likewise.
8239 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8240 mpz_get_double_int): Likewise.
8241 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8242 mpz_get_double_int): Likewise.
8243 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8244 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8246 * expr.h (safe_from_p): Likewise.
8247 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8249 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8250 zero_sized_type, goa_lhs_expr_p): Likewise.
8251 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8252 * rtl.h (print_rtl_with_bb): Likewise.
8253 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8254 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8255 * tree-flow-inline.h (bb_stmt_list): Constify.
8256 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8258 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8259 const_first_stmt, const_last_stmt): New.
8260 (block_may_fallthru, empty_block_p): Constify.
8261 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8262 EXPR_ONLY_BODY): New.
8263 (expr_first, expr_last, expr_only): Use macro for body.
8264 (const_expr_first, const_expr_last, const_expr_only): New.
8265 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8266 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8267 ctsi_prev, ctsi_stmt): New.
8268 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8269 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8270 * tree-ssa-loop-niter.c (loop_only_exit_p,
8271 derive_constant_upper_bound): Likewise.
8272 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8273 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8274 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8275 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8276 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8277 * tree.c (get_type_static_bounds): Likewise.
8278 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8279 (get_type_static_bounds): Constify.
8281 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8284 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8285 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8286 (*<addsub><mode>3_cc_overflow): New.
8287 (*add<mode>3_cconly_overflow): New.
8288 (*sub<mode>3_cconly_overflow): New.
8289 (*<addsub>si3_zext_cc_overflow): New.
8290 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8291 CCCmode for LTU, GTU, LEU and GEU.
8292 (ix86_comparison_operator): Likewise.
8293 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8294 * config/i386/i386.c (put_condition_code): Support CCCmode.
8295 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8296 or MINUS expressions.
8298 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8301 * c-typeck.c (build_binary_op): Disallow vector float types with
8302 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8304 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8306 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8307 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8308 (dep_def): New typedef.
8309 (init_dep_1, sd_debug_dep): Declare functions.
8310 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8311 (debug_dep_links): Remove.
8312 (struct _deps_list): New field 'n_links'.
8313 (DEPS_LIST_N_LINKS): New macro.
8314 (FOR_EACH_DEP_LINK): Remove.
8315 (create_deps_list, free_deps_list, delete_deps_list): Remove
8317 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8318 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8319 (copy_deps_list_change_con, move_dep_link): Ditto.
8320 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8321 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8323 (INSN_BACK_DEPS): Remove.
8324 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8326 (INSN_DEP_COUNT): Remove.
8327 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8328 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8329 Declare global variables.
8330 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8331 (add_forw_dep, compute_forward_dependences): Remove declarations.
8332 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8333 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8334 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8336 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8338 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8339 (sd_list_types_def): New typedef.
8340 (sd_next_list): Declare function.
8341 (struct _sd_iterator): New type.
8342 (sd_iterator_def): New typedef.
8343 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8345 (FOR_EACH_DEP): New cycle wrapper.
8346 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8348 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8349 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8352 * sched-deps.c (init_dep_1): Make global.
8353 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8355 (dump_dep): New static function.
8356 (dump_dep_flags): New static variable.
8357 (sd_debug_dep): New function.
8358 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8360 (move_dep_link): Use remove_from_deps_list (), instead of
8362 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8363 (dep_link_is_detached_p): New static function.
8364 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8366 (dn_pool, dl_pool): New alloc_pools.
8367 (dn_pool_diff, dl_pool_diff): New static variables.
8368 (create_dep_node, delete_dep_node): New static function.
8369 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8370 (deps_list_empty_p): Make it static. Use 'n_links' field.
8371 (deps_pools_are_empty_p): New static function.
8372 (alloc_deps_list, delete_deps_list): Remove.
8373 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8374 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8375 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8376 (forward_dependency_cache): Remove.
8377 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8378 'back' from the names. Change signature to use dep_t instead of
8380 (add_back_dep): Ditto. Make global.
8381 (check_dep_status): Rename to check_dep ().
8382 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8384 (sd_finish_insn): Ditto.
8385 (sd_find_dep_between_no_cache): New static function.
8386 (sd_find_dep_between): New function.
8387 (ask_dependency_caches, set_dependency_caches): New static functions.
8388 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8389 (add_or_update_dep_1): Separate pieces of functionality into
8390 ask_dependency_caches (), update_dependency_caches (),
8391 change_spec_dep_to_hard (), update_dep ().
8392 (get_back_and_forw_lists): New static function.
8393 (sd_add_dep): Separate setting of dependency caches into
8394 set_dependency_caches ().
8395 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8397 (sd_delete_dep): Ditto.
8398 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8399 (dump_lists): New static function.
8400 (sd_debug_lists): New debug function.
8401 (delete_all_dependences, fixup_sched_groups): Update to use
8402 sd_* infrastructure.
8403 (sched_analyze_2): Create data-speculative dependency only if
8404 data-speculation is enabled.
8405 (sched_analyze_insn): If insn cannot be speculative, make all its
8406 dependencies non-speculative.
8407 (sched_analyze): Use sd_init_insn ().
8408 (add_forw_dep, compute_forward_dependencies): Remove.
8409 (delete_dep_nodes_in_back_deps): New static function.
8410 (sched_free_deps): New function.
8411 (init_dependency_caches): Init alloc_pools.
8412 (extend_depedency_caches): Update after removing of
8413 forward_dependency_cache.
8414 (free_dependency_caches): Ditto. Free alloc_pools.
8415 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8416 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8418 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8419 (add_dependence): Use init_dep ().
8420 (get_dep_weak_1): New static function.
8421 (get_dep_weak): Move logic to get_dep_weak_1 ().
8422 (dump_ds): New static function moved from haifa-sched.c:
8423 debug_spec_status ().
8424 (debug_ds): New debug function.
8425 (check_dep_status): Rename to check_dep (). Update to check whole
8428 * haifa-sched.c (spec_info): Make global.
8429 (added_recovery_block_p): Rename to
8430 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8431 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8432 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8433 to use new interfaces.
8434 (ok_for_early_queue_removal): Ditto.
8435 (schedule_block): Initialize logical uids of insns emitted by the
8437 (sched_init): Initialize new variable.
8438 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8440 (extend_global): Initialize insn data.
8441 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8442 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8444 (add_to_speculative_block): Update to use new interfaces.
8445 (create_recovery_block): Set new variables.
8446 (create_check_block_twin, fix_recovery_deps): Update to use new
8448 (sched_insn_is_legitimate_for_speculation_p): New function.
8449 (speculate_insn): Move checking logic to
8450 sched_insn_is_legitimate_for_speculation_p ().
8451 (sched_remove_insn): Finalize sched-deps information of instruction.
8452 (clear_priorities, add_jump_dependencies): Update to use new
8454 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8456 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8457 to use new interfaces.
8458 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8459 (new_ready): Try to use control speculation only if it is available.
8460 (add_branch_dependences): Update to use new interfaces.
8461 (compute_block_backward_dependences): Rename to
8462 compute_block_dependences (). Call
8463 targetm.sched.dependencies_evaluation_hook ().
8464 (free_block_dependencies): New static function.
8465 (debug_dependencies): Update to use new interfaces.
8466 (schedule_region): Remove separate computation of forward dependencies.
8467 Move call of targetm.sched.dependencies_evaluation_hook () to
8468 compute_block_dependences (). Free dependencies at the end of
8469 scheduling the region.
8471 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8473 (add_deps_for_risky_insns): Ditto.
8474 (schedule_ebb): Remove separate computation of forward dependencies.
8475 Free dependencies at the end of scheduling the ebb.
8477 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8478 (build_intra_loop_deps): Ditto. Remove separate computation of
8479 forward dependencies. Free sched-deps dependencies.
8481 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8482 to use new interfaces.
8483 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8485 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8487 (is_costly_group): Ditto.
8489 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8491 * alias.c (rtx_equal_for_memref_p): Constify.
8492 * basic-block.h (const_edge, const_basic_block): New.
8493 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8494 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8495 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8496 probably_never_executed_bb_p, edge_probability_reliable_p,
8497 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8498 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8500 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8501 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8503 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8504 flow_nodes_print, dfs_enumerate_from): Likewise.
8505 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8506 control_flow_insn_p, count_basic_blocks): Likewise.
8507 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8508 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8509 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8510 average_num_loop_insns, loop_exit_edge_p,
8511 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8512 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8513 average_num_loop_insns, seq_cost): Likewise.
8514 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8515 * dominance.c (dominated_by_p): Likewise.
8516 * emit-rtl.c (validate_subreg): Likewise.
8517 * except.c (can_throw_internal, can_throw_external): Likewise.
8518 * except.h (can_throw_internal, can_throw_external): Likewise.
8519 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8520 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8521 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8522 simple_mem, store_ops_ok, load_kills_store, find_loads,
8523 store_killed_in_insn, store_killed_after, store_killed_before,
8524 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8526 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8527 noce_mem_write_may_trap_or_fault_p): Likewise.
8528 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8530 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8532 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8533 probably_cold_bb_p, probably_never_executed_bb_p,
8534 edge_probability_reliable_p, br_prob_note_reliable_p,
8535 can_predict_insn_p): Likewise.
8536 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8537 * resource.c (return_insn_p): Likewise.
8538 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8540 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8541 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8542 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8543 verify_gimple_modify_stmt): Likewise.
8544 * tree-chrec.c (is_not_constant_evolution,
8545 is_multivariate_chrec_rec, is_multivariate_chrec,
8546 chrec_contains_symbols, chrec_contains_undetermined,
8547 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8548 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8549 eq_evolutions_p, scev_direction): Likewise.
8550 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8551 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8552 chrec_contains_symbols_defined_in_loop,
8553 chrec_contains_undetermined, tree_contains_chrecs,
8554 evolution_function_is_affine_multivariate_p,
8555 evolution_function_is_univariate_p, chrec_zerop,
8556 evolution_function_is_constant_p, evolution_function_is_affine_p,
8557 evolution_function_is_affine_or_constant_p,
8558 tree_does_not_contain_chrecs, chrec_type): Likewise.
8559 * tree-data-ref.c (tree_fold_divides_p,
8560 object_address_invariant_in_loop_p, dr_may_alias_p,
8561 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8562 same_access_functions, constant_access_functions,
8563 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8565 * tree-flow.h (scev_direction): Likewise.
8566 * tree-gimple.c (is_gimple_stmt): Likewise.
8567 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8569 * tree-pretty-print.c (op_prio): Likewise.
8570 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8571 analyzable_condition, backedge_phi_arg_p): Likewise.
8572 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8573 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8574 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8577 2007-08-13 Dan Hipschman <dsh@google.com>
8580 * c-format.c (check_format_arg): Move check for zero-length
8581 format strings below the check for unterminated strings.
8583 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8586 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8589 2007-08-13 Nick Clifton <nickc@redhat.com>
8591 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8593 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8596 * c-format.c (gcc_gfc_length_specs): New array.
8597 (gcc_gfc_char_table): Add unsigned specifier, and references to
8598 the l length modifier.
8599 (format_types_orig): Use the new gcc_gfc_length_specs.
8601 2007-08-12 Sa Liu <saliu@de.ibm.com>
8603 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8604 and with REG_RETVAL note after split.
8606 2007-08-11 David Daney <ddaney@avtrex.com>
8608 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8609 as ATTRIBUTE_UNUSED.
8611 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8612 Segher Boessenkool <segher@kernel.crashing.org>
8614 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8615 HAVE_LOCAL_CPU_DETECT not defined.
8617 2007-08-11 Jan Hubicka <jh@suse.cz>
8619 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8620 (cgraph_process_new_functions): Honor previous value of
8621 disregard_inline_limits.
8622 * ipa-inline.c (compute_inline_parameters): Likewise.
8624 2007-08-11 Ian Lance Taylor <iant@google.com>
8626 * alias.h (alias_set_type): Define new type.
8627 (ALIAS_SET_MEMORY_BARRIER): Use it.
8628 * rtl.h: Include alias.h.
8629 (struct mem_attrs): Use alias_set_type.
8630 * tree.h: Include alias.h
8631 (struct tree_type): Use alias_set_type.
8632 (struct tree_struct_field_tag): Likewise.
8633 (struct tree_decl_common): Likewise.
8634 * alias.c (struct alias_set_entry): Use alias_set_type.
8635 (get_alias_set_entry, alias_set_subset_of): Likewise.
8636 (alias_sets_conflict_p): Likewise.
8637 (alias_sets_must_conflict_p): Likewise.
8638 (objects_must_conflict_p): Likewise.
8639 (get_alias_set, new_alias_set): Likewise.
8640 (record_alias_subset, record_component_aliases): Likewise.
8641 (varargs_set, frame_set): Change to alias_set_type.
8642 (get_varargs_alias_set): Use alias_set_type.
8643 (get_frame_alias_set): Likewise.
8644 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8645 * dse.c (struct store_info): Use alias_set_type.
8646 (struct read_info, struct clear_alias_mode_holder): Likewise.
8647 (clear_alias_set_lookup, canon_address): Likewise.
8648 (record_store, check_mem_read_rtx): Likewise.
8649 (dse_record_singleton_alias_set): Likewise.
8650 (dse_invalidate_singleton_alias_set): Likewise.
8651 * emit-rtl.c (get_mem_attrs): Likewise.
8652 (set_mem_attributes_minus_bitpos): Likewise.
8653 (set_mem_alias_set): Likewise.
8654 * expr.c (store_constructor_field, store_field): Likewise.
8655 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8656 * langhooks.c (lhd_get_alias_set): Likewise.
8657 * langhooks-def.h (lhd_get_alias_set): Likewise.
8658 * reload1.c (alter_reg): Likewise.
8659 * tree-flow.h (struct fieldoff): Likewise.
8660 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8661 (may_alias_p, get_smt_for, create_sft): Likewise.
8662 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8663 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8664 (merge_smts_into): Likewise.
8665 * varasm.c (const_alias_set): Likewise.
8666 * c-common.c (strict_aliasing_warning): Likewise.
8667 (c_common_get_alias_set): Likewise.
8668 * dse.h (dse_record_singleton_alias_set): Update declaration.
8669 (dse_invalidate_singleton_alias_set): Likewise.
8670 * emit-rtl.h (set_mem_alias_set): Likewise.
8671 * c-common.h (c_common_get_alias_set): Likewise.
8672 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8673 * print-tree.c (print_node): Likewise.
8674 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8676 (alpha_setup_incoming_varargs): Use alias_set_type.
8677 * config/i386/i386.c (setup_incoming_varargs_64): Use
8679 (setup_incoming_varargs_ms_64): Likewise.
8680 (ix86_GOT_alias_set): Likewise.
8681 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8682 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8683 (set): Change to alias_set_type.
8684 (get_TOC_alias_set): Use alias_set_type.
8685 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8687 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8688 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8690 (struct_value_alias_set): Likewise.
8691 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8693 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8695 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8696 * config/vxworks.h (TARGET_VXWORKS): Override.
8697 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8698 "mips" if TARGET_VXWORKS.
8700 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8702 * calls.c (avoid_likely_spilled_reg): New function.
8703 (expand_call): Use it.
8705 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8707 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8709 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8711 * config/mips/predicates.md (const_call_insn_operand): Invoke
8712 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8714 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8717 * config/rs6000/driver-rs6000.c: Include link.h.
8718 Use ElfW instead of wordsize-specif typedef.
8720 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8722 * system.h (CONST_CAST): New.
8723 * c-decl.c (c_make_fname_decl): Use it.
8724 * c-lex.c (cb_ident, lex_string): Likewise.
8725 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8726 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8727 give_switch, set_multilib_dir): Likewise.
8728 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8729 * passes.c (execute_one_pass): Likewise.
8730 * prefix.c (update_path): Likewise.
8731 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8732 * tree.c (build_string): Likewise.
8734 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8736 * tree-flow-inline.h (is_exec_stmt): Remove.
8737 (is_label_stmt): Remove.
8738 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8741 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8743 * lower-subreg.c (resolve_shift_zext): Don't adjust
8744 src_reg_num for wordmode operands.
8746 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8747 David Ung <davidu@mips.com>
8749 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8750 (TARGET_SCHED_REORDER2): Define.
8751 (mips_maybe_swap_ready): New.
8752 (mips_last_74k_agen_insn): New.
8753 (mips_74k_agen_init): New.
8754 (mips_74k_agen_reorder): New function to group loads and stores
8756 (mips_sched_init): New.
8757 (mips_sched_reorder): Don't do initialization here. Call
8758 mips_74k_agen_reorder.
8759 (mips_variable_issue): Call mips_74k_agen_init.
8761 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8763 * tree-flow-inline.h (get_filename): Remove.
8765 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8767 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8769 (mips_fetch_insns): Delete in favor of...
8770 (mips_load_store_insns): ...this new function.
8771 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8772 to say whether multiword moves _might_ be split.
8773 (mips_fetch_insns): Delete in favor of...
8774 (mips_load_store_insns): ...this new function.
8775 (mips_rtx_costs): Update the call to mips_address_insns.
8776 (mips_address_cost): Likewise.
8777 * config/mips/mips.md (length): Use mips_load_store_insns instead
8778 of mips_fetch_insns.
8779 * config/mips/constraints.md (R): Use mips_address_insns rather
8780 than mips_fetch_insns. Assume that the move never needs to be split.
8782 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8784 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8785 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8786 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8787 * config/mips/mips.h (mips16_hard_float): Delete.
8788 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8789 definitions, and replace with....
8790 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8791 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8792 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8793 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8794 (override_options): Replace MASK_SOFT_FLOAT references with
8795 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8796 and mips16_hard_float when TARGET_MIPS16.
8798 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8801 * c-typeck.c (build_binary_op): Check for non pointer types before
8802 calling int_fits_type_p.
8804 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8807 * fold-const.c (omit_one_operand): Return only the ommitted expression
8808 if the result is an empty statement.
8809 (pedantic_omit_one_operand): Likewise.
8811 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8813 * c-typeck.c (readonly_error): Improve error for assignment.
8815 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8817 (pp_c_expression): Ditto.
8819 2007-08-09 Simon Baldwin <simonb@google.com>
8821 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8822 break that was preventing simplify_associative_operation() for xor.
8824 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8825 Nigel Stephens <nigel@mips.com>
8827 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8828 Document change in interpretation of value from boolean to
8830 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8831 ffs and ctz using clz.
8832 (expand_unop): Call them.
8833 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8835 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8836 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8837 enable the new ffs expansion on this target.
8839 2007-08-09 Jan Hubicka <jh@suse.cz>
8841 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8842 (expand_ternary_op): Likewise.
8843 (expand_vec_shift_expr): Likewise.
8844 (expand_binop_directly): Likewise.
8845 (expand_binop): Likewise.
8846 (sign_expand_binop): Likewise.
8847 (expand_twoval_unop): Likewise.
8848 (expand_twoval_binop): Likewise.
8849 (expand_twoval_binop_libfunc): Likewise.
8850 (widen_clz): Likewise.
8851 (widen_bswap): Likewise.
8852 (expand_parity): Likewise.
8853 (expand_unop): Likewise.
8854 (expand_abs_nojump): Likewise.
8855 (expand_copysign): Likewise.
8856 (emit_no_conflict_block): Likewise.
8857 (emit_libcall_block): Likewise.
8858 (can_compare_p): Likewise.
8859 (prepare_cmp_insn): Likewise.
8860 (emit_cmp_and_jump_insn_1): Likewise.
8861 (prepare_float_lib_cmp): Likewise.
8862 (emit_conditional_add): Likewise.
8863 (gen_add2_insn): Likewise.
8864 (have_add2_insn): Likewise.
8865 (gen_sub2_insn): Likewise.
8866 (have_sub2_insn): Likewise.
8867 (can_extend_p): Likewise.
8868 (can_fix_p): Likewise.
8869 (can_float_p): Likewise.
8870 (expand_float): Likewise.
8871 (expand_fix): Likewise.
8872 (expand_sfix_optab): Likewise.
8873 (new_optab): Likewise.
8874 (new_convert_optab): Likewise.
8875 (init_libfuncs): Likewise.
8876 (init_interclass_conv_libfuncs): Likewise.
8877 (init_intraclass_conv_libfuncs): Likewise.
8878 (set_conv_libfunc): Likewise.
8879 (init_optabs): Likewise.
8880 (debug_optab_libfuncs): Likewise.
8881 (gen_cond_trap): Likewise.
8882 * optabs.h (optab_handler, convert_optab_hanlder): New.
8883 * genopinit.c: Update optabs generation table.
8884 * reload.c (find_reloads_address_1): Use optabs accestors.
8885 * builtins.c (expand_builtin_mathfn): Likewise.
8886 (expand_builtin_mathfn_2): Likewise.
8887 (expand_builtin_mathfn_3): Likewise.
8888 (expand_builtin_interclass_mathfn): Likewise.
8889 (expand_builtin_sincos): Likewise.
8890 (expand_builtin_cexpi): Likewise.
8891 (expand_builtin_powi): Likewise.
8892 (expand_builtin_strlen): Likewise.
8893 * dojump.c (do_jump): Likewise.
8894 * expr.c (convert_move): Likewise.
8895 (move_by_pieces): Likewise.
8896 (move_by_pieces_ninsns): Likewise.
8897 (can_store_by_pieces): Likewise.
8898 (store_by_pieces_1): Likewise.
8899 (emit_move_via_integer): Likewise.
8900 (emit_move_complex): Likewise.
8901 (emit_move_ccmode): Likewise.
8902 (emit_move_insn_1): Likewise.
8903 (emit_single_push_insn): Likewise.
8904 (store_constructor): Likewise.
8905 (expand_expr_real_1): Likewise.
8906 (do_store_flag): Likewise.
8907 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8908 (enumerate_modes): Likewise.
8909 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8910 (supportable_widening_operation): Likewise.
8911 (supportable_narrowing_operation): Likewise.
8912 * expmed.c (store_bit_field_1): Likewise.
8913 (extract_bit_field_1): Likewise.
8914 (expand_mult_highpart_optab): Likewise.
8915 (expand_smod_pow2): Likewise.
8916 (expand_divmod): Likewise.
8917 (emit_store_flag): Likewise.
8918 * tree-vect-patterns.c
8919 (vect_pattern_recog_1): Likewise.
8920 * tree-ssa-loop-prefetch.c
8921 (nontemporal_store_p): Likewise.
8922 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8923 (vect_create_epilog_for_reduction): Likewise.
8924 (vectorizable_reduction): Likewise.
8925 (vectorizable_operation): Likewise.
8926 (vect_strided_store_supported): Likewise.
8927 (vectorizable_store): Likewise.
8928 (vect_strided_load_supported): Likewise.
8929 (vectorizable_load): Likewise.
8930 * combine.c (simplify_comparison): Likewise.
8931 * tree-vect-generic.c
8932 (type_for_widest_vector_mode): Likewise.
8933 (expand_vector_operations_1): Likewise.
8934 * config/spu/spu.c (spu_expand_mov): Likewise.
8935 (spu_emit_vector_compare): Likewise.
8936 * config/rs6000/rs6000.c
8937 (rs6000_emit_vector_compare): Likewise.
8938 * stmt.c (add_case_node): Likewise.
8939 * reload1.c (gen_reload):
8941 2007-08-09 Michael Matz <matz@suse.de>
8943 * tree.h (fixed_zerop): Declare as taking a const_tree.
8944 * tree.c (fixed_zerop): Take a const_tree.
8946 2007-08-09 Ira Rosen <irar@il.ibm.com>
8948 * tree-vect-transform.c (vectorizable_store): Remove call to
8949 copy_virtual_operands() and call mark_symbols_for_renaming() for
8950 the created vector store.
8951 (vect_setup_realignment): Don't call copy_virtual_operands() and
8952 update_vuses_to_preheader().
8953 (vectorizable_load): Don't call copy_virtual_operands().
8954 (update_vuses_to_preheader): Remove.
8956 2007-08-08 Chao-ying Fu <fu@mips.com>
8958 * tree.def (FIXED_POINT_TYPE): New type.
8959 (FIXED_CST): New constant.
8960 (FIXED_CONVERT_EXPR): New expr.
8961 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8962 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8963 * tree.h (struct tree_base): Add saturating_flag.
8964 Remove one bit of spare for saturating_flag.
8965 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8966 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8967 FIXED_POINT_TYPE_P): Define.
8968 (TYPE_SATURATING): Define.
8969 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8970 (struct tree_fixed_cst): New.
8971 (TYPE_IBIT, TYPE_FBIT): Define.
8972 (tree_node): Add fixed_cst.
8973 (enum tree_index): Add new enumeration values of
8974 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8975 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8976 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8977 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8978 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8979 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8980 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8981 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8982 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8983 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8984 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8985 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8986 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8987 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8988 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8989 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8990 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8991 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8992 (sat_short_fract_type_node, sat_fract_type_node,
8993 sat_long_fract_type_node, sat_long_long_fract_type_node,
8994 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8995 sat_unsigned_long_fract_type_node,
8996 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8997 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8998 unsigned_short_fract_type_node, unsigned_fract_type_node,
8999 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
9000 sat_short_accum_type_node, sat_accum_type_node,
9001 sat_long_accum_type_node, sat_long_long_accum_type_node,
9002 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
9003 sat_unsigned_long_accum_type_node,
9004 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
9005 accum_type_node, long_accum_type_node, long_long_accum_type_node,
9006 unsigned_short_accum_type_node, unsigned_accum_type_node,
9007 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
9008 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
9009 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
9010 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
9011 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
9012 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
9013 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9014 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9015 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9016 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9017 sat_uda_type_node, sat_uta_type_node): New macro.
9018 (make_fract_type, make_accum_type): Declare.
9019 (make_signed_fract_type, make_unsigned_fract_type,
9020 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9021 make_signed_accum_type, make_unsigned_accum_type,
9022 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9023 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9024 make_or_reuse_sat_signed_fract_type,
9025 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9026 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9027 make_or_reuse_sat_unsigned_accum_type): New macro.
9028 (fixed_zerop): Declare.
9029 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9030 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9031 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9032 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9033 * treestruct.def: Add TS_FIXED_CST.
9034 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9036 (tree-dump.o): Likewise.
9037 (print-tree.o): Likewise.
9038 (tree-pretty-print.o): Likewise.
9039 (fold-const.o): Likewise.
9040 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9041 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9042 (is_gimple_min_invariant): Handle FIXED_CST.
9043 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9044 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9045 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9046 (layout_type): Handle FIXED_POINT_TYPE.
9047 (make_fract_type, make_accum_type): New functions.
9048 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9049 * tree-dump.c (fixed-value.h): New include.
9050 (dump_fixed): New function.
9051 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9052 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9053 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9054 * tree-pretty-print.c (fixed-value.h): New include.
9055 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9057 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9058 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9059 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9060 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9061 for non-saturating fixed-point types.
9062 (reassociate_bb): Likewise.
9063 * emit-rtl.c (fixed-value.h): New include.
9064 (fconst0, fconst1): New array.
9065 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9066 * tree-vect-generic.c expand_vector_operation): Support
9067 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9069 (type_for_widest_vector_mode): Add one parameter for the
9071 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9073 Pass the satp parameter to type_for_mode for fixed-point types.
9074 (expand_vector_operations_1): Pass the saturating flag to
9075 type_for_widest_vector_mode.
9076 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9077 and MODE_VECTOR_UACCUM.
9078 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9079 (vectorizable_condition): Likewise.
9080 * tree.c (fixed-value.h): New include.
9081 (tree_code_size): Support FIXED_CST.
9082 (build_fixed): New function.
9083 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9084 (fixed_zerop): New function.
9085 (tree_node_structure): Support FIXED_CST.
9086 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9087 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9088 (type_hash_eq): Handle FIXED_POINT_TYPE.
9089 (simple_cst_equal): Support FIXED_CST.
9090 (iterative_hash_expr): Handle FIXED_CST.
9091 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9092 (get_narrower): Likewise.
9093 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9094 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9095 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9096 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9098 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9099 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9100 (initializer_zerop): Support FIXED_CST.
9101 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9102 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9103 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9104 (is_base_type): Handle FIXED_POINT_TYPE.
9105 (add_type_attribute): Handle FIXED_POINT_TYPE.
9106 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9107 * print-tree.c (fixed-value.h): New include.
9108 (print_node_brief): Support FIXED_CST.
9109 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9110 * c-pretty-print.c (fixed-value.h): New include.
9111 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9112 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9113 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9114 Support fixed-point types for inner items in VECTOR_TYPE.
9115 (pp_c_direct_declarator): Likewise.
9116 (pp_c_declarator): Likewise.
9117 (pp_c_fixed_constant): New function.
9118 (pp_c_constant): Handle FIXED_CST.
9119 (pp_c_primary_expression): Likewise.
9120 (pp_c_expression): Likewise.
9121 * fold-const.c (fixed-value.h): New include.
9122 (negate_expr_p): Return true for FIXED_CST.
9123 (fold_negate_expr): Support FIXED_CST.
9124 (split_tree): Support FIXED_CST.
9125 (const_binop): Support FIXED_CST.
9126 (fold_convert_const_int_from_fixed): New function to convert from
9128 (fold_convert_const_real_from_fixed): New function to convert from
9130 (fold_convert_const_fixed_from_fixed): New function to convert from
9131 fixed to another fixed.
9132 (fold_convert_const_fixed_from_int): New function to convert from
9134 (fold_convert_const_fixed_from_real): New function to convert from
9136 (fold_convert_const): Support conversions from fixed to int, from
9137 fixed to real, from fixed to fixed, from int to fixed, and from real
9139 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9140 (operand_equal_p): Support FIXED_CST.
9141 (make_range): For fixed-point modes, we need to pass the
9142 saturating flag as the 2nd parameter.
9143 (tree_swap_operands_p): Handle FIXED_CST.
9144 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9146 (fold_unary): Support FIXED_CONVERT_EXPR.
9147 (fold_binary): Handle FIXED_CST.
9148 Make sure the type is not saturating, before associating operations.
9149 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9150 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9151 (fold_negate_const): Support FIXED_CST.
9152 (fold_relational_const): Support FIXED_CST.
9153 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9154 (gimplify_expr): Handle FIXED_CST.
9155 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9156 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9157 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9158 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9159 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9160 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9161 LONG_LONG_ACCUM_TYPE_SIZE.
9162 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9163 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9164 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9165 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9166 MODE_ACCUM, and MODE_UACCUM.
9167 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9168 fixed-point types to disable reduction.
9169 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9171 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9173 * config/rs6000/x-rs6000: New file.
9174 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9175 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9176 (EXTRA_SPEC_FUNCTIONS): Define.
9177 (HAVE_LOCAL_CPU_DETECT): Define.
9178 (CC1_CPU_SPEC): Define.
9179 * config/rs6000/driver-rs6000.c: New file.
9180 * config/rs6000/aix.h (CC1_SPEC): Define.
9181 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9182 * config.host: Add x-rs6000 to host_xmake_file if host and target
9183 are rs6000 or powerpc.
9185 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9187 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9189 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9190 Sandra Loosemore <sandra@codesourcery.com>
9191 Chao-ying Fu <fu@mips.com>
9192 Nigel Stephens <nigel@mips.com>
9193 David Ung <davidu@mips.com>
9195 * doc/invoke.texi (-mcode-readable): Document.
9196 * config/mips/mips.opt (mcode-readable): New option.
9197 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9198 * config/mips/mips.h (mips_code_readable_setting): New enum.
9199 (mips_code_readable): Declare.
9200 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9201 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9202 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9203 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9204 boiler-plate comments.
9205 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9206 * config/mips/mips.c (mips_code_readable): New variable.
9207 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9208 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9209 context and -mcode-readable setting to restrict the use of
9210 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9211 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9212 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9213 (mips_blocks_for_constant_p): Only return false for
9214 TARGET_MIPS16_PCREL_LOADS.
9215 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9216 for MIPS16. Handle SYMBOL_32_HIGH.
9217 (mips_const_insns): Allow HIGHs for MIPS16 too.
9218 (mips_unspec_address_offset): New function, split out from...
9219 (mips_unspec_address): ...here.
9220 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9221 16-bit symbolic constants. Assert approropiate conditions for
9222 using the "la" and "dla" macros.
9223 (mips_handle_option): Handle -mcode-readable=.
9224 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9225 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9226 (mips_strip_unspec_address): New function, split out from...
9227 (print_operand_reloc): ...here.
9228 (print_operand): Pass constants through mips_strip_unspec_address.
9229 (print_operand_address): Likewise.
9230 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9231 (mips_select_rtx_section): Remove MIPS16 handling.
9232 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9233 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9234 (mips16_lay_out_constants): Do nothing unless
9235 TARGET_MIPS16_PCREL_LOADS.
9236 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9237 * config/mips/mips.md: Split HIGHs for MIPS16.
9238 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9240 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9242 * config/mips/mips-protos.h (mips_emit_move): Declare.
9243 * config/mips/mips.c (mips_emit_move): New function.
9244 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9245 (mips_legitimize_const_move): Likewise.
9246 (mips_legitimize_move): Likewise.
9247 (mips_split_64bit_move): Likewise.
9248 (mips_restore_gp): Likewise.
9249 (mips_load_call_address): Likewise.
9250 (mips_emit_fcc_reload): Likewise.
9251 (mips_set_return_address): Likewise.
9252 (mips_block_move_straight): Likewise.
9253 (mips_block_move_loop): Likewise.
9254 (mips_setup_incoming_varargs): Likewise.
9255 (mips_save_reg): Likewise.
9256 (mips_expand_prologue): Likewise.
9257 (mips_restore_reg): Likewise.
9258 (mips_expand_epilogue): Likewise.
9259 (mips_output_mi_thunk): Likewise.
9260 (build_mips16_call_stub): Likewise.
9261 (mips_builtin_branch_and_move): Likewise.
9262 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9263 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9264 (fixuns_truncdfdi2): Likewise.
9265 (fixuns_truncsfsi2): Likewise.
9266 (fixuns_truncsfdi2): Likewise.
9267 (loadgp_absolute): Likewise.
9268 (builtin_setjmp_setup): Likewise.
9269 (builtin_longjmp): Likewise.
9270 (untyped_call): Likewise.
9272 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9274 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9275 an "rtx *" argument. Return a bool.
9276 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9277 values and return true if they can be split. Take the same kind of
9278 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9279 and store the lo_sum there if nonnull. Use the symbol type to
9280 determine whether a $gp or HIGH is needed.
9281 (mips_legitimize_address): Update call to mips_split_symbol and
9282 simplify accordingly.
9283 (mips_legitimize_const_move): Likewise.
9284 * config/mips/mips.md: In the combine define_split,
9285 check mips_split_symbol instead of splittable_symbolic_operand.
9286 Update use of mips_split_symbol in the generator code.
9287 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9289 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9291 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9292 (mips_symbol_insns_1): New function, split out from...
9293 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9294 and stores separately from load addresses.
9295 (mips_classify_address): Replace uses of mips_symbolic_address_p
9296 with uses of mips_symbol_insns.
9297 (mips_address_insns): Update calls to mips_symbol_insns.
9298 (mips_const_insns): Likewise.
9299 (mips_legitimize_address): Likewise.
9301 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9303 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9304 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9305 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9306 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9307 non-call contexts if TARGET_MIPS16.
9308 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9309 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9310 code for SYMBOL_ABSOLUTE.
9311 (mips_symbol_insns): Likewise.
9313 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9315 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9316 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9317 (mips_symbolic_constant_p): Likewise. Update the call to
9318 mips_classify_symbol.
9319 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9320 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9321 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9322 (print_operand_reloc): Add a context argument. Update the call to
9323 mips_symbolic_constant_p.
9324 (print_operand): Update the calls to print_operand_reloc.
9325 (print_operand_address): Use print_operand_reloc rather than
9327 (mips_rewrite_small_data_p): Add a context argument. Update the call
9328 to mips_symbolic_constant_p.
9329 (mips_small_data_pattern_1): Make DATA the containing mem.
9330 Update the call to mips_rewrite_small_data_p.
9331 (mips_rewrite_small_data_1): Likewise.
9332 (mips_use_anchors_for_symbol_p): Update the call to
9333 mips_symbolic_constant_p.
9334 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9335 (splittable_symbolic_operand): Likewise.
9336 (move_operand): Likewise.
9337 (absolute_symbolic_operand): Likewise.
9338 (got_disp_operand): Likewise.
9339 (got_page_ofst_operand): Likewise.
9341 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9343 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9344 (SYMBOL_ABSOLUTE): ...this.
9345 (SYMBOL_SMALL_DATA): Rename to...
9346 (SYMBOL_GP_RELATIVE): ...this.
9347 (SYMBOL_CONSTANT_POOL): Rename to...
9348 (SYMBOL_PC_RELATIVE): ...this.
9349 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9350 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9351 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9352 after above changes.
9353 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9354 (general_symbolic_operand): Rename to...
9355 (absolute_symbolic_operand): ...this.
9356 * config/mips/mips.md: Update after above changes.
9358 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9359 Revital Eres <eres@il.ibm.com>
9361 * ddg.c (print_ddg): Add dump information.
9362 * modulo-sched.c (print_node_sched_params): Add parameter and
9364 (calculate_maxii): Remove function.
9365 (undo_generate_reg_moves): Likewise.
9366 (undo_permute_partial_schedule): Likewise.
9367 (kernel_number_of_cycles): Likewise.
9368 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9369 (sms_schedule): Use it. Remove profitability checks.
9370 (sms_schedule_by_order): Fix order of nodes within the cycle.
9372 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9374 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9375 -profile option, add pie support.
9376 (ENDFILE_SPEC): New spec.
9377 * config/gnu.h (LIB_SPEC): Add -profile option.
9379 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9381 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9382 * config/gnu.h (LIB_SPEC): Likewise.
9384 2007-08-07 Yaz Saito <saito@google.com>
9385 Ian Lance Taylor <iant@google.com>
9387 * common.opt (finstrument-functions-exclude-function-list): New
9389 (finstrument-functions-exclude-file-list): New option.
9390 * opts.c (char_p): Define and DEF_VEC.
9391 (flag_instrument_functions_exclude_functions): New static
9393 (flag_instrument_functions_exclude_files): New static variable.
9394 (add_instrument_functions_exclude_list): New static function.
9395 (flag_instrument_functions_exclude_p): New function.
9396 (common_handle_option): Handle new options.
9397 * flags.h (flag_instrument_functions_exclude_p): Declare.
9398 * gimplify.c (gimplify_function_tree): Call
9399 flag_instrument_functions_exclude_p.
9400 * doc/invoke.texi (Option Summary): Mention new options.
9401 (Code Gen Options): Document new options.
9403 2007-08-07 Ian Lance Taylor <iant@google.com>
9405 PR rtl-optimization/32776
9406 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9407 (resolve_use): Likewise.
9408 (decompose_multiword_subregs): Remove "changed" local variable.
9410 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9412 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9413 * configure: Regenerate.
9414 * config.in: Regenerate.
9415 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9418 2007-08-07 Ian Lance Taylor <iant@google.com>
9420 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9421 note, just delete the insn.
9423 2007-08-07 Andreas Schwab <schwab@suse.de>
9426 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9429 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9431 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9432 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9433 (decompose_multiword_subregs): Use the functions above to decompose
9434 multiword shifts and zero-extends.
9436 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9438 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9439 "assemble" descriptions which were swapped.
9441 2007-08-06 Chao-ying Fu <fu@mips.com>
9443 * fixed-value.h: New file.
9444 * fixed-value.c: New file.
9445 * Makefile.in (OBJS-common): Add fixed-value.o.
9446 (fixed-value.o): New rule.
9447 (GTFILES): Add fixed-value.h.
9448 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9449 to compare a.low and b.low.
9450 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9452 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9453 Daniel Jacobowitz <dan@codesourcery.com>
9456 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9458 (x86_64-*-netbsd*): Likewise.
9459 (x86_64-*-linux*): Likewise.
9460 (x86_64-*-kfreebsd*-gnu): Likewise.
9461 (x86_64-*-knetbsd*-gnu): Likewise.
9462 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9464 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9466 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9467 Add -fno-asynchronous-unwind-tables.
9469 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9470 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9471 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9472 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9473 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9475 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9477 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9478 (TARGET_C_MODE_FOR_SUFFIX): New.
9480 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9482 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9484 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9486 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9488 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9490 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9491 before checking function returns in conditional expressions.
9493 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9496 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9498 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9501 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9502 for INTEGRAL_TYPE_P.
9504 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9506 * configure.ac: Remove --enable-checking=df from default settings.
9507 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9508 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9509 if the parameter is true.
9510 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9511 DF_VERIFY_SCHEDULED flag is true.
9512 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9513 (df_finish_pass): Adjust prototype.
9514 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9517 * see.c (pass_see): Add TODO_df_verify.
9518 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9519 * global.c (rest_of_handle_global_alloc): Schedule verification
9521 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9523 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9524 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9525 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9527 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9528 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9529 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9531 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9532 Revital Eres <eres@il.ibm.com>
9534 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9536 * ddg.c (create_ddg_dependence): Rename to...
9537 (create_ddg_dep_from_intra_loop_link): This. Do not check
9538 for interloop edges. Do not create anti dependence edge when
9539 a true dependence edge exists in the opposite direction and
9540 -fmodulo-sched-allow-regmoves is set.
9541 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9542 (add_cross_iteration_register_deps): Create anti dependence edge
9543 when -fno-modulo-sched-allow-regmoves is set.
9544 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9546 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9548 * config/arm/arm.md (movsi): Add braces.
9550 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9553 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9554 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9557 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9559 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9560 state accessor functions.
9561 * cfgloopmanip.c (remove_path, create_preheaders,
9562 force_single_succ_latches, fix_loop_structure): Ditto.
9563 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9564 tree_duplicate_loop_to_header_edge): Ditto.
9565 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9566 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9568 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9569 cleanup_tree_cfg): Ditto.
9570 * tree-cfg.c (tree_merge_blocks): Ditto.
9571 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9572 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9573 loop_preheader_edge, single_exit): Ditto.
9574 (flow_loops_find): Do not clear loops->state.
9575 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9576 loops_state_clear): New functions.
9578 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9581 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9582 when adding to the base and convert ELT to sizetype instead of type.
9584 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9587 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9588 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9590 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9593 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9594 correct type the negate expression.
9596 2007-08-03 Jan Hubicka <jh@suse.cz>
9598 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9601 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9603 * config/rs6000/rs6000.c (struct processor_cost): Change
9604 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9605 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9607 (rios1_costs, rios2_cost): Correct cache line size.
9608 (rs6000_override_options): Set l2-cache-size parameter.
9610 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9611 Diego Novillo <dnovillo@google.com>
9614 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9615 if the range includes 0.
9617 2007-08-03 Ben Elliston <bje@au.ibm.com>
9619 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9620 mode to unspec expressions to silence a warning from the generator
9623 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9625 * config/ia64/constraints.md ("U"): Make constraint vector only.
9627 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9630 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9631 always_inline attribute on the function decl.
9633 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9636 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9637 if we are compiling with -fPIC.
9639 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9640 Nigel Stephens <nigel@mips.com>
9642 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9643 Define for MIPS32 and MIPS64.
9645 2007-08-02 Nick Clifton <nickc@redhat.com>
9647 * config/host-hpux.c: Change copyright header to refer to version
9648 3 of the GNU General Public License and to point readers at the
9649 COPYING3 file and the FSF's license web page.
9650 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9651 config/alpha/linux.h, config/alpha/alpha.opt,
9652 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9653 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9654 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9655 config/alpha/alpha.h, config/alpha/sync.md,
9656 config/alpha/openbsd.h, config/alpha/alpha.md,
9657 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9658 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9659 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9660 config/alpha/constraints.md, config/alpha/osf.h,
9661 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9662 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9663 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9664 config/frv/frv-asm.h, config/frv/frv-protos.h,
9665 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9666 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9667 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9668 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9669 config/s390/s390.opt, config/s390/s390-modes.def,
9670 config/s390/fixdfdi.h, config/s390/constraints.md,
9671 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9672 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9673 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9674 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9675 config/m32c/prologue.md, config/m32c/m32c.abi,
9676 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9677 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9678 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9679 config/m32c/jump.md, config/m32c/shift.md,
9680 config/m32c/m32c-protos.h, config/libgloss.h,
9681 config/spu/spu-protos.h, config/spu/predicates.md,
9682 config/spu/spu-builtins.h, config/spu/spu.c,
9683 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9684 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9685 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9686 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9687 config/sparc/hypersparc.md, config/sparc/predicates.md,
9688 config/sparc/linux.h, config/sparc/sp64-elf.h,
9689 config/sparc/supersparc.md, config/sparc/cypress.md,
9690 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9691 config/sparc/niagara.md, config/sparc/sparc.md,
9692 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9693 config/sparc/sparc.opt, config/sparc/sync.md,
9694 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9695 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9696 config/sparc/sparc.c, config/sparc/little-endian.opt,
9697 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9698 config/sparc/linux64.h, config/sparc/freebsd.h,
9699 config/sparc/sol2.h, config/sparc/rtemself.h,
9700 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9701 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9702 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9703 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9704 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9705 config/m32r/linux.h, config/m32r/constraints.md,
9706 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9707 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9708 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9709 config/i386/i386.md, config/i386/netware-crt0.c,
9710 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9711 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9712 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9713 config/i386/sol2.h, config/i386/constraints.md,
9714 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9715 config/i386/predicates.md, config/i386/geode.md,
9716 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9717 config/i386/freebsd64.h, config/i386/vxworksae.h,
9718 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9719 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9720 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9721 config/i386/netware.h, config/i386/i386-modes.def,
9722 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9723 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9724 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9725 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9726 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9727 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9728 config/i386/xm-mingw32.h, config/i386/linux64.h,
9729 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9730 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9731 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9732 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9733 config/i386/cygwin2.c, config/i386/i386-protos.h,
9734 config/i386/sync.md, config/i386/openbsd.h,
9735 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9736 config/i386/nto.h, config/i386/biarch64.h,
9737 config/i386/i386-coff.h, config/i386/freebsd.h,
9738 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9739 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9740 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9741 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9742 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9743 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9744 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9745 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9746 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9747 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9748 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9749 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9750 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9751 config/sh/superh64.h, config/sh/rtemself.h,
9752 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9753 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9754 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9755 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9756 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9757 config/avr/predicates.md, config/avr/constraints.md,
9758 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9759 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9760 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9761 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9762 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9763 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9764 config/c4x/predicates.md, config/c4x/c4x.h,
9765 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9766 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9767 config/xtensa/linux.h, config/xtensa/xtensa.h,
9768 config/xtensa/elf.h, config/xtensa/xtensa.md,
9769 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9770 config/xtensa/xtensa-protos.h, config/dbx.h,
9771 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9772 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9773 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9774 config/host-solaris.c, config/fr30/fr30.h,
9775 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9776 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9777 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9778 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9779 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9780 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9781 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9782 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9783 config/cris/predicates.md, config/cris/linux.h,
9784 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9785 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9786 config/cris/aout.opt, config/cris/cris-protos.h,
9787 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9788 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9789 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9790 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9791 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9792 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9793 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9794 config/chorus.h, config/mn10300/mn10300.c,
9795 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9796 config/mn10300/mn10300.h, config/mn10300/linux.h,
9797 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9798 config/mn10300/mn10300.md, config/ia64/predicates.md,
9799 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9800 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9801 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9802 config/ia64/freebsd.h, config/ia64/ia64.md,
9803 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9804 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9805 config/gofast.h, config/rtems.h, config/sol2-10.h,
9806 config/m68k/predicates.md, config/m68k/m68k.md,
9807 config/m68k/linux.h, config/m68k/m68k-modes.def,
9808 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9809 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9810 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9811 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9812 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9813 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9814 config/m68k/constraints.md, config/m68k/rtemself.h,
9815 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9816 config/m68k/uclinux.h, config/rs6000/power4.md,
9817 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9818 config/rs6000/linux.h, config/rs6000/eabi.h,
9819 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9820 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9821 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9822 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9823 config/rs6000/windiss.h, config/rs6000/603.md,
9824 config/rs6000/aix41.h, config/rs6000/cell.md,
9825 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9826 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9827 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9828 config/rs6000/default64.h, config/rs6000/7xx.md,
9829 config/rs6000/darwin.opt, config/rs6000/spe.md,
9830 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9831 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9832 config/rs6000/7450.md, config/rs6000/linux64.h,
9833 config/rs6000/constraints.md, config/rs6000/440.md,
9834 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9835 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9836 config/rs6000/rs6000.h, config/rs6000/power6.md,
9837 config/rs6000/predicates.md, config/rs6000/altivec.md,
9838 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9839 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9840 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9841 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9842 config/rs6000/linux64.opt, config/rs6000/sync.md,
9843 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9844 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9845 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9846 config/rs6000/eabispe.h, config/rs6000/e500.h,
9847 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9848 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9849 config/rs6000/aix.h, config/rs6000/vxworks.h,
9850 config/rs6000/40x.md, config/rs6000/aix51.h,
9851 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9852 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9853 config/arc/arc.h, config/mcore/mcore-elf.h,
9854 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9855 config/mcore/mcore.md, config/mcore/mcore.c,
9856 config/mcore/mcore.opt, config/mcore/mcore.h,
9857 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9858 config/score/predicates.md, config/score/score-version.h,
9859 config/score/score-protos.h, config/score/misc.md,
9860 config/score/elf.h, config/score/score.c, config/score/mac.md,
9861 config/score/score7.md, config/score/score.h,
9862 config/score/score-conv.h, config/score/score-mdaux.c,
9863 config/score/score.md, config/score/score.opt,
9864 config/score/score-modes.def, config/score/score-mdaux.h,
9865 config/score/mul-div.S, config/arm/uclinux-elf.h,
9866 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9867 config/arm/symbian.h, config/arm/linux-elf.h,
9868 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9869 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9870 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9871 config/arm/strongarm-pe.h, config/arm/arm.h,
9872 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9873 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9874 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9875 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9876 config/arm/arm-cores.def, config/arm/arm-protos.h,
9877 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9878 config/arm/wince-pe.h, config/arm/neon.md,
9879 config/arm/constraints.md, config/arm/neon.ml,
9880 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9881 config/arm/arm.opt, config/arm/arm926ejs.md,
9882 config/arm/predicates.md, config/arm/iwmmxt.md,
9883 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9884 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9885 config/arm/neon-testgen.ml, config/arm/arm.md,
9886 config/arm/xscale-coff.h, config/arm/pe.c,
9887 config/arm/arm-generic.md, config/arm/pe.h,
9888 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9889 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9890 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9891 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9892 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9893 config/pa/predicates.md, config/pa/pa64-hpux.h,
9894 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9895 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9896 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9897 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9898 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9899 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9900 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9901 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9902 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9903 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9904 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9905 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9906 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9907 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9908 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9909 config/mips/linux64.h, config/mips/elforion.h,
9910 config/mips/constraints.md, config/mips/generic.md,
9911 config/mips/predicates.md, config/mips/4300.md,
9912 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9913 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9914 config/mips/5k.md, config/mips/vr4120-div.S,
9915 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9916 config/mips/mips-protos.h, config/mips/6000.md,
9917 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9918 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9919 config/mips/mips-modes.def, config/mips/vr.h,
9920 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9921 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9922 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9923 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9924 config/vax/openbsd1.h, config/vax/netbsd.h,
9925 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9926 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9927 config/h8300/rtems.h, config/h8300/predicates.md,
9928 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9929 config/h8300/h8300.md, config/h8300/h8300.opt,
9930 config/h8300/coff.h, config/h8300/h8300-protos.h,
9931 config/v850/v850.md, config/v850/predicates.md,
9932 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9933 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9934 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9935 config/mmix/mmix.h, config/mmix/predicates.md,
9936 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9937 config/mmix/mmix.c, config/mmix/mmix.opt,
9938 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9939 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9940 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9941 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9944 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9946 * emit-rtl.c (reset_used_decls): Rename to...
9947 (set_used_decls): ...this. Set the used flag rather than clearing it.
9948 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9949 DECL_RTLs rather than resetting them.
9951 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9953 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9955 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9957 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9958 argument to find_reloads_address.
9960 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9962 PR tree-optimization/32919
9963 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9964 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9965 (coalesce_ssa_name): Call it.
9967 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9968 David Ung <davidu@mips.com>
9970 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9971 (__mips16_unorddf2, __mips16_floatunsidf): New.
9972 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9974 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9976 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9978 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9979 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9980 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9981 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9982 * omp-low.c (get_ws_args_for, determine_parallel_type,
9983 expand_omp_for_generic, expand_omp_for_static_nochunk,
9984 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9985 Work with more precise CFG.
9986 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9987 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9989 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9990 * gimple-low.c (lower_stmt): Ditto.
9991 * tree-inline.c (estimate_num_insns_1): Ditto.
9992 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9993 (OMP_SECTIONS_SWITCH): New.
9994 * tree-cfgcleanup.c (cleanup_omp_return): New.
9995 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9996 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9997 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9998 (tree_redirect_edge_and_branch): Handle omp constructs.
10000 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
10001 with three arguments.
10003 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10005 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
10006 in loop closed ssa.
10008 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10010 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
10011 the loop structures may need fixing.
10012 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10014 (cleanup_tree_cfg_loop): Removed.
10015 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10016 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10017 instead of running cleanup_tree_cfg_loop.
10018 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10019 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10020 (tree_predictive_commoning): Declaration changed.
10021 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10023 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10025 * doc/invoke.texi (l1-cache-size): Update documentation.
10026 (l2-cache-size): Document.
10027 * params.h (L2_CACHE_SIZE): New macro.
10028 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10029 that L1_CACHE_SIZE is in kB now.
10030 (L2_CACHE_SIZE_BYTES): New macro.
10031 (tree_ssa_prefetch_arrays): Show size in kB.
10032 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10033 and l2_cache_size fields.
10034 * config/i386/driver-i386.c (describe_cache): Detect cache size
10036 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10037 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10038 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10039 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10040 (override_options): Set l1-cache-size and l2-cache-size to default
10041 values if not specified otherwise.
10042 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10043 (PARAM_L2_CACHE_SIZE): New.
10045 2007-08-01 Nigel Stephens <nigel@mips.com>
10046 David Ung <davidu@mips.com>
10047 Thiemo Seufer <ths@mips.com>
10048 Chris Dearman <chris@mips.com>
10049 Richard Sandiford <richard@codesourcery.com>
10051 * config.gcc (mips*-sde-elf*): New stanza.
10052 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10053 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10054 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10055 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10056 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10057 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10059 * config/mips/sde.h: New file.
10060 * config/mips/t-libgcc-mips16: Likewise.
10061 * config/mips/t-sde: Likewise.
10062 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10063 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10064 _MIPS_FPSET and _MIPS_SZINT.
10065 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10066 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10067 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10068 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10069 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10070 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10071 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10072 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10073 _MIPS_SZPTR and _MIPS_FPSET.
10074 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10075 architecture is specified.
10076 (MIPS_32BIT_OPTION_SPEC): New macro.
10078 2007-07-31 Dan Hipschman <dsh@google.com>
10080 * gcc.c (end_going_arg): New function.
10081 (do_spec_2): Use it.
10082 (do_spec_1): Use it.
10084 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10086 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10087 only if ENABLE_CHECKING is defined.
10089 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10091 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10092 df_ru_add_problem, df_ru_get_bb_info): Removed.
10093 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10094 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10095 df_ru_free_bb_info, df_ru_alloc,
10096 df_ru_bb_local_compute_process_def,
10097 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10098 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10099 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10100 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10101 df_ru_add_problem): Removed.
10103 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10106 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10107 (casesi32p, casesi64p): Likewise.
10108 (casesi): Adjust for above.
10110 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10112 * mode-switching.c (create_pre_exit): Don't search past calls.
10114 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10116 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10118 2007-07-31 Revital Eres <eres@il.ibm.com>
10120 * ddg.c (add_deps_for_def): Rename to...
10121 (add_cross_iteration_register_deps): This. Change implementation
10122 to use only reaching def and def-use chains to construct the
10123 inter loop dependencies.
10124 (add_deps_for_use): Remove function.
10125 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10126 function to build the inter loop dependencies.
10127 * modulo-sched.c (sms_schedule): Build only
10128 reaching def and def-use chains for the propose of the ddg
10131 2007-07-31 Julian Brown <julian@codesourcery.com>
10133 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10134 New define_insns. Use correct RTL.
10135 (vec_set<mode>): Write as expander.
10137 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10139 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10140 to an unallocated space.
10142 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10145 (split_constant_offset): Enable split_constant_offset to extract
10146 constants from other statements.
10147 * tree-vect-transform.c
10148 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10149 to a temp var. Force base_offset to be simple.
10151 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10153 * df-scan.c (df_scan_verify): Remove artificial limit on
10154 the number of blocks for verification.
10155 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10156 df_simulate_defs): Avoid unnecessary insn checking for defs.
10158 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10160 * config/m68k/lb1sf68.asm (FUNC): New macro.
10161 (__mulsi3): Use it.
10162 (__udivsi3): Likewise.
10163 (__divsi3): Likewise.
10164 (__umodsi3): Likewise.
10165 (__modsi3): Likewise.
10166 (__subdf3): Likewise.
10167 (__adddf3): Likewise.
10168 (__muldf3): Likewise.
10169 (__divdf3): Likewise.
10170 (__negdf2): Likewise.
10171 (__cmpdf2): Likewise.
10172 (__subsf3): Likewise.
10173 (__addsf3): Likewise.
10174 (__mulsf3): Likewise.
10175 (__divsf3): Likewise.
10176 (__negsf2): Likewise.
10177 (__cmpsf2): Likewise.
10178 (__eqdf2): Likewise.
10179 (__nedf2): Likewise.
10180 (__gtdf2): Likewise.
10181 (__gedf2): Likewise.
10182 (__ltdf2): Likewise.
10183 (__ledf2): Likewise.
10184 (__eqsf2): Likewise.
10185 (__nesf2): Likewise.
10186 (__gtsf2): Likewise.
10187 (__gesf2): Likewise.
10188 (__ltsf2): Likewise.
10189 (__lesf2): Likewise.
10191 2007-07-30 Ollie Wild <aaw@google.com>
10193 * c-ppoutput.c (print_lines_directives_only): New function.
10194 (scan_translation_unit_directives_only): New function.
10195 (preprocess_file): Add call to scan_translation_unit_directives_only.
10196 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10197 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10198 -fdirectives-only. Add errors for -fdirectives-only conflict with
10199 -Wunused-macros and -traditional.
10200 (finish_options): Add builtin macro initialization for
10201 -fdirectives-only + -fpreprocessed.
10202 * c.opt (fdirectives-only): New.
10203 * doc/cppopts.texi (fdirectives-only): New.
10205 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10207 * alias.c (record_set, memory_modified_1): Constify.
10208 * bt-load.c (note_btr_set): Likewise.
10209 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10210 * combine.c (set_nonzero_bits_and_sign_copies,
10211 expand_field_assignment, record_dead_and_set_regs_1,
10212 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10213 likely_spilled_retval_1): Likewise.
10214 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10215 frv_io_handle_set): Likewise.
10216 * config/mips/mips.c (mips_sim_record_set,
10217 vr4130_true_reg_dependence_p_1): Likewise.
10218 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10219 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10220 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10221 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10222 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10223 * ddg.c (mark_mem_store): Likewise.
10224 * df-problems.c (df_urec_mark_reg_change): Likewise.
10225 * function.c (update_epilogue_consts): Likewise.
10226 * gcse.c (record_set_info, record_last_set_info,
10227 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10228 reg_clear_last_set): Likewise.
10229 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10231 * jump.c (reversed_comparison_code_parts): Likewise.
10232 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10233 reg_is_set): Likewise.
10234 * loop-iv.c (mark_altered): Likewise.
10235 * mode-switching.c (reg_becomes_live): Likewise.
10236 * optabs.c (no_conflict_move_test): Likewise.
10237 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10239 * postreload.c (reload_combine_note_store, move2add_note_store):
10241 * regmove.c (flags_set_1): Likewise.
10242 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10244 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10246 * resource.c (update_live_status): Likewise.
10247 * rtl.h (set_of, note_stores): Likewise.
10248 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10249 note_stores, parms_set): Likewise.
10250 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10251 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10253 * var-tracking.c (count_stores, add_stores): Likewise.
10255 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10257 * alias.c (mems_in_disjoint_alias_sets_p,
10258 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10259 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10260 write_dependence_p, mems_in_disjoint_alias_sets_p,
10261 read_dependence, true_dependence, canon_true_dependence,
10262 anti_dependence, output_dependence): Constify.
10263 * combine.c (extended_count): Likewise.
10264 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10265 * cselib.c (get_value_hash, references_value_p,
10266 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10267 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10268 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10269 * function.c (contains, prologue_epilogue_contains,
10270 sibcall_epilogue_contains): Likewise.
10271 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10272 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10273 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10274 reg_or_subregno): Likewise.
10275 * recog.c (asm_noperands): Likewise.
10276 * reload1.c (function_invariant_p): Likewise.
10277 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10278 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10279 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10280 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10281 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10282 extended_count, prologue_epilogue_contains,
10283 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10284 canon_true_dependence, read_dependence, anti_dependence,
10285 output_dependence): Likewise.
10286 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10288 2007-07-30 Julian Brown <julian@codesourcery.com>
10290 * config/arm/neon.md (V_ext): New mode attribute.
10291 (neon_vget_lane<mode>): Replace with define_expand.
10292 (neon_vget_lane<mode>_sext_internal)
10293 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10294 and quad precision vectors.
10295 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10296 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10297 have typeless 32-bit result.
10299 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10302 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10304 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10305 use sizetype for rest.
10306 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10307 (aff_combination_convert): Don't convert rest for pointer types.
10309 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10311 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10313 * tree-ssa-alias.c: Add alloc-pool.h.
10314 (init_alias_info): Free alias_bitmap_obstack.
10315 (delete_alias_info): Call delete_mem_ref_stats.
10316 (get_mem_sym_stats_for): Use alloc_pool.
10317 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10318 (delete_mem_sym_stats): Removed.
10320 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10322 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10323 functions cannot be represented as classical distance vectors.
10325 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10327 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10328 * builtins.c (validate_arg, builtin_mathfn_code,
10329 validate_arglist): Likewise.
10330 * calls.c (call_expr_flags): Likewise.
10331 * combine.c (reg_nonzero_bits_for_combine,
10332 reg_num_sign_bit_copies_for_combine, get_last_value,
10333 reg_truncated_to_mode): Likewise.
10334 * emit-rtl.c (subreg_lowpart_p): Likewise.
10335 * expr.c (highest_pow2_factor_for_target,
10336 categorize_ctor_elements_1, categorize_ctor_elements,
10337 count_type_elements, contains_packed_reference,
10338 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10339 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10340 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10341 native_encode_int, native_encode_real, native_encode_complex,
10342 native_encode_vector, native_encode_expr, native_interpret_int,
10343 native_interpret_real, native_interpret_complex,
10344 native_interpret_vector, native_interpret_expr): Likewise.
10345 * function.c (use_register_for_decl): Likewise.
10346 * gimplify.c (get_name): Likewise.
10347 * langhooks-def.h (lhd_return_null_const_tree): New.
10348 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10349 * langhooks.c (lhd_return_null_const_tree): New.
10350 * langhooks.h (lang_get_callee_fndecl): Constify.
10351 * output.h (constructor_static_from_elts_p): Likewise.
10352 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10353 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10354 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10355 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10356 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10357 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10358 * rtlhooks-def.h (reg_nonzero_bits_general,
10359 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10361 * rtlhooks.c (reg_num_sign_bit_copies_general,
10362 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10364 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10365 * stor-layout.c (mode_for_size_tree): Likewise.
10366 * tree-ssa-loop-im.c (memref_eq): Likewise.
10367 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10368 * tree.c (contains_placeholder_p, type_list_equal,
10369 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10371 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10372 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10373 contains_placeholder_p, contains_packed_reference,
10374 get_callee_fndecl, operand_equal_for_phi_arg_p,
10375 warn_if_unused_value, is_body_block, native_encode_expr,
10376 native_interpret_expr, fold_convertible_p, operand_equal_p,
10377 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10378 validate_arglist, simple_cst_equal, type_list_equal,
10379 use_register_for_decl, call_expr_flags, get_name,
10380 highest_pow2_factor): Likewise.
10381 (const_call_expr_arg_iterator_d,
10382 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10383 first_const_call_expr_arg, more_const_call_expr_args_p,
10384 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10385 * varasm.c (constructor_static_from_elts_p): Constify.
10387 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10389 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10390 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10391 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10392 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10393 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10394 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10395 spelling conventions.
10396 * doc/invoke.texi: Follow spelling conventions.
10398 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10399 Revital Eres <eres@il.ibm.com>
10401 * modulo-sched.c (sms_schedule): Avoid loops which includes
10402 auto-increment instructions.
10404 2007-07-28 Richard Guenther <rguenther@suse.de>
10406 PR middle-end/32920
10407 * fold-const.c (fold_cond_expr_with_comparison): Convert
10408 operand zero of MIN/MAX_EXPR to correct type.
10410 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10412 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10413 flags_from_decl_or_type): Constify.
10414 * gcc.c (do_spec_1): Likewise.
10415 * print-tree.c (dump_addr, print_node_brief): Likewise.
10416 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10417 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10418 tree_purge_all_dead_eh_edges): Likewise.
10419 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10420 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10422 * tree.c (expr_location, expr_has_location, expr_locus,
10423 expr_filename, expr_lineno, get_inner_array_type,
10424 fields_compatible_p): Likewise.
10425 * tree.h (get_inner_array_type, fields_compatible_p,
10426 expr_location, expr_has_location, expr_locus, expr_filename,
10427 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10428 setjmp_call_p, alloca_call_p): Likewise.
10430 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10432 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10433 TV_FLOW_INSENSITIVE.
10435 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10437 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10438 (compute_flow_insensitive_aliasing): Ditto for
10439 TV_FLOW_INSENSITIVE.
10441 2007-07-27 Jan Hubicka <jh@suse.cz>
10443 * config/i386/i386.c (register_move_cost): Remove accidentally
10444 comitted #if 0 block.
10446 * attribs.c: Include hashtab.h
10447 (attribute_hash): New.
10448 (substring): New structure.
10449 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10451 (init_attributes): Initialize attribute hash.
10452 (decl_attributes): Use attribute hash.
10453 * Makefile.in (attribs.c): Depend on hashtab.h.
10455 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10457 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10459 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10461 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10462 __mips_dspr2 and __mips_dsp_rev macros.
10463 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10465 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10467 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10469 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10471 PR middle-end/32749
10473 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10474 and the updating of the live and do_not_gen sets.
10475 (df_note_bb_compute): Added updating of live and do_not_gen sets
10476 for regular defs so that the case of clobber inside conditional
10477 call is processed correctly.
10479 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10481 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10482 operands with compatible type.
10484 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10486 * expr.h (store_bit_field): Don't return a value.
10487 * expmed.c (check_predicate_volatile_ok): New function.
10488 (store_bit_field_1): New function, extracted from store_bit_field.
10489 Take a fallback_p argument and return true if the operation succeeded.
10490 Only use store_fixed_bit_field if fallback_p. Don't recompute
10491 mode_for_extraction; use op_mode instead. Try forcing memories
10492 into registers if the insv expander fails.
10493 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10494 Don't return a value.
10495 (convert_extracted_bit_field): New function, extracted from
10497 (extract_bit_field_1): Likewise. Take a fallback_p argument
10498 and return NULL if the operation succeeded. Only use
10499 extract_fixed_bit_field if fallback_p. Only calculate one
10500 extraction mode. Combine code for extv and extzv. Try forcing
10501 memories into registers if the ext(z)v expander fails.
10502 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10504 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10506 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10508 (df_ref): Likewise. Put regno with other integer fields.
10510 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10512 * df.h (df_mw_hardreg): Remove "loc" field.
10513 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10515 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10516 split out from df_set_unused_notes_for_mw. Return false for
10517 partial references. Assert that mw_reg is a REG when returning true.
10518 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10519 (df_whole_mw_reg_dead_p): New function, split out from
10520 df_set_dead_notes_for_mw. Return false for partial references.
10521 Assert that mw_reg is a REG when returning true.
10522 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10523 Remove redundant bitmap check.
10525 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10527 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10528 ($(T)crtend.o): Likwise.
10529 ($(T)crtbeginS.o): Likwise.
10530 ($(T)crtendS.o): Likwise.
10531 ($(T)crtfastmath.o): Likwise.
10533 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10535 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10536 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10537 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10538 and x_n_bbs_in_dom_tree fields.
10540 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10542 PR tree-optimization/32087
10543 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10544 Do not call scale_bbs_frequencies_int with prob of zero.
10546 2007-07-26 Julian Brown <julian@codesourcery.com>
10548 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10549 (neon_element_bits): Add prototypes.
10550 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10551 (neon_const_bounds, neon_element_bits): New functions.
10552 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10553 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10554 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10555 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10556 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10557 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10558 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10559 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10560 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10561 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10562 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10563 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10564 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10566 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10568 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10569 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10571 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10572 Julian Brown <julian@codesourcery.com>
10574 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10575 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10576 * config/arm/cortex-a8.md: New.
10577 * config/arm/cortex-a8-neon.md: New.
10578 * config/arm/neon-schedgen.ml: New.
10579 * config/arm/neon.md (vqh_mnem): New.
10581 (Is_float_mode): New.
10582 (Scalar_mul_8_16): New.
10584 (V_mode_nunits): New.
10585 (All instruction patterns): Annotate with neon_type attribute
10587 * config/arm/arm.md: Include cortex-a8.md.
10588 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10590 Annotate instruction patterns accordingly.
10591 (generic_sched): Do not use generic scheduling for Cortex-A8.
10592 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10594 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10596 * fold-const.c (fold_read_from_constant_string): Use
10597 build_int_cst_type.
10598 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10600 2007-07-26 Nick Clifton <nickc@redhat.com>
10602 * tree-ssa-operands.h: Change copyright header to refer to version
10603 3 of the GNU General Public License and to point readers at the
10604 COPYING3 file and the FSF's license web page.
10605 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10606 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10607 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10608 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10609 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10610 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10611 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10612 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10613 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10614 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10615 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10616 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10617 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10618 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10619 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10620 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10621 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10622 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10623 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10624 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10625 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10626 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10627 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10628 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10629 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10630 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10631 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10632 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10633 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10634 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10635 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10636 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10637 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10638 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10639 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10640 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10641 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10642 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10643 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10644 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10645 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10646 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10647 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10648 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10649 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10650 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10651 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10652 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10653 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10654 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10655 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10656 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10657 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10658 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10659 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10660 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10661 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10662 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10663 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10664 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10665 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10666 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10667 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10668 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10669 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10670 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10671 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10672 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10673 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10674 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10675 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10676 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10677 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10678 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10679 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10680 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10681 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10682 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10683 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10684 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10685 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10686 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10687 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10688 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10689 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10690 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10691 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10692 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10693 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10694 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10695 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10696 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10697 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10698 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10699 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10700 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10701 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10702 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10703 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10704 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10705 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10706 convert.c, convert.h, langhooks-def.h, reload1.c,
10707 tree-ssa-operands.c: Likewise.
10709 2007-07-26 Jan Hubicka <jh@suse.cz>
10711 * tree-ssa-live.c: Include debug.h and flags.h.
10712 (mark_scope_block_unused): New function.
10713 (remove_unused_scope_block_p): New function.
10714 (remove_unused_locals): Remove unused blocks too.
10716 2007-07-25 Ian Lance Taylor <iant@google.com>
10718 * combine.c (combine_max_regno): Remove. Remove all uses.
10719 (struct reg_stat_struct): Rename from struct reg_stat.
10720 (reg_stat_type): Define, and declare VECs.
10721 (reg_stat): Change from pointer to VEC. Change all uses.
10722 (combine_split_insns): New static function.
10723 (try_combine, find_split_point): Call it instead of split_insns.
10725 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10727 * cfghooks.c (split_block): Fix the information about loop latch.
10729 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10731 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10733 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10735 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10736 Scan the new edge for loop exit info.
10738 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10740 * config/darwin.c: Include debug.h.
10742 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10745 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10747 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10749 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10750 (HARD_REGNO_MODE_OK): Ditto.
10751 (MODES_TIEABLE_P): Ditto.
10752 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10753 (CLASS_MAX_NREGS): Ditto.
10754 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10755 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10756 (divdf3_internal_thr): Removed.
10757 * config/ia64/div.md: New file.
10758 * config/ia64/constraints.md: Add H constraint.
10760 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10762 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10763 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10764 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10765 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10766 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10767 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10768 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10769 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10770 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10771 dump_sbitmap_file, debug_sbitmap, popcount_table,
10772 sbitmap_popcount): Constify.
10773 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10774 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10775 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10776 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10777 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10778 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10779 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10780 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10781 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10782 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10783 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10785 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10787 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10788 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10789 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10790 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10791 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10792 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10793 bitmap_intersect_p, bitmap_intersect_compl_p,
10794 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10795 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10797 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10798 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10799 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10800 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10801 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10802 debug_bitmap, debug_bitmap_file, bitmap_print,
10803 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10804 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10806 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10808 * config/darwin.c (darwin_override_options): Additional fix for
10809 debug info formats that don't support var tracking.
10811 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10813 * cselib.c (entry_and_rtx_equal_p): Constify.
10814 * gengtype.c (output_mangled_typename, write_types, write_local):
10816 * gengtype.h (const_type_p): New.
10817 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10819 * tlink.c (scan_linker_output): De-constify.
10820 * tree-ssa-loop-im.c (memref_eq): Constify.
10821 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10822 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10824 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10826 * c-common.c (fname_as_string, c_type_hash): Constify.
10827 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10828 * cgraph.c (edge_hash, edge_eq): Likewise.
10829 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10830 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10831 reg_attrs_htab_eq): Likewise.
10832 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10834 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10835 const_decl_t, const_state_t, const_automata_list_el_t): New.
10836 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10837 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10838 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10839 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10840 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10841 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10842 compare_max_occ_cycle_nums, out_state_arcs_num,
10843 compare_transition_els_num, units_cmp, state_reservs_cmp):
10845 * genmodes.c (cmp_modes): Likewise.
10846 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10847 * gimplify.c (compare_case_labels): Likewise.
10848 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10849 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10850 * matrix-reorg.c (mtt_info_hash): Likewise.
10851 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10852 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10853 (htab_hash_bucket, htab_hash_elem): Constify.
10854 * tree-browser.c (TB_parent_eq): Likewise.
10855 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10856 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10857 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10858 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10860 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10861 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10862 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10863 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10864 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10866 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10867 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10868 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10869 * tree-ssa-threadupdate.c (redirection_data_hash,
10870 redirection_data_eq): Likewise.
10871 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10872 * tree-ssa.c (var_ann_eq): Likewise.
10873 * tree-vrp.c (compare_case_labels): Likewise.
10874 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10875 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10876 tree_not_check_failed, tree_class_check_failed,
10877 tree_range_check_failed, tree_not_class_check_failed,
10878 omp_clause_check_failed, omp_clause_range_check_failed,
10879 tree_contains_struct_check_failed, tree_operand_check_failed):
10881 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10882 tree_not_check_failed, tree_class_check_failed,
10883 tree_range_check_failed, tree_not_class_check_failed,
10884 tree_operand_check_failed, omp_clause_operand_check_failed,
10885 tree_operand_length): Likewise.
10886 * var-tracking.c (const_variable): New.
10887 (variable_htab_hash, variable_htab_eq): Constify.
10888 * varasm.c (const_desc_hash): Likewise.
10890 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10892 * expr.c (handled_component_p): Constify.
10893 * fold-const.c (fit_double_type): Likewise.
10894 * real.h (real_value_from_int_cst): Likewise.
10895 * tree-flow-inline.h (gimple_in_ssa_p,
10896 gimple_aliases_computed_p, gimple_addressable_vars,
10897 gimple_call_clobbered_vars, gimple_referenced_vars,
10898 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10899 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10900 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10901 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10902 is_label_stmt, is_global_var, phi_ssa_name_p,
10903 factoring_name_p, is_call_clobbered, tree_common_ann,
10904 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10905 unmodifiable_var_p, array_ref_contains_indirect_ref,
10906 ref_contains_array_ref, lookup_subvars_for_var,
10907 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10908 gimple_mem_ref_stats): Likewise.
10909 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10910 may_aliases, is_exec_stmt, is_label_stmt,
10911 ref_contains_array_ref, array_ref_contains_indirect_ref,
10912 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10913 unmodifiable_var_p): Likewise.
10914 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10915 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10916 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10917 cst_and_fits_in_hwi, real_value_from_int_cst,
10918 build_real_from_int_cst, integer_zerop, integer_onep,
10919 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10920 tree_floor_log2, real_zerop, real_onep, real_twop,
10921 real_minus_onep, really_constant_p, purpose_member, chain_member,
10922 list_length, fields_length, int_size_in_bytes, bit_position,
10923 int_bit_position, byte_position, int_byte_position, expr_align,
10924 array_type_nelts, tree_node_structure,
10925 type_contains_placeholder_1, iterative_hash_pointer,
10926 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10927 tree_map_base_eq, type_hash_list, type_hash_eq,
10928 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10929 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10930 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10931 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10932 int_fits_type_p, get_containing_scope, decl_function_context,
10933 decl_type_context, omp_clause_operand_check_failed,
10934 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10935 * tree.h (omp_clause_operand_check_failed, tree_size,
10936 build_real_from_int_cst, array_type_nelts, purpose_member,
10937 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10938 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10939 is_attribute_p, check_qualified_type, expr_align,
10940 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10941 int_byte_position, list_length, fields_length, initializer_zerop,
10942 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10943 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10944 tree_node_structure, handled_component_p, get_containing_scope,
10945 decl_function_context, decl_type_context, real_zerop,
10946 type_num_arguments, fit_double_type, really_constant_p,
10947 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10948 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10949 real_twop, real_minus_onep, int_cst_value): Likewise.
10951 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10953 * cfglayout.c (insn_scope, insn_line): Constify.
10954 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10955 const_double_htab_hash, const_double_htab_eq,
10956 mem_attrs_htab_hash): Likewise.
10957 * loop-iv.c (biv_eq): Likewise.
10958 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10959 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10960 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10962 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10963 error_for_asm, warning_for_asm, _fatal_insn,
10964 _fatal_insn_not_found): Likewise.
10965 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10966 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10967 rtl_check_failed_type2, rtl_check_failed_code1,
10968 rtl_check_failed_code2, rtl_check_failed_code_mode,
10969 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10970 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10971 rtl_check_failed_type2, rtl_check_failed_code1,
10972 rtl_check_failed_code2, rtl_check_failed_code_mode,
10973 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10974 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10975 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10976 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10977 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10978 rtx_unstable_p, get_integer_term, get_related_value,
10979 offset_within_block_p, reg_mentioned_p, count_occurrences,
10980 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10981 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10982 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10983 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10984 find_constant_src, find_reg_fusage, find_regno_fusage,
10985 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10986 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10987 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10988 computed_jump_p, auto_inc_p, in_expr_list_p,
10989 remove_node_from_expr_list, loc_mentioned_in_p,
10990 label_is_jump_target_p, reversed_comparison_code_parts,
10991 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10992 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10993 print_inline_rtx): Likewise.
10994 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10995 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10996 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10997 get_integer_term, get_related_value, offset_within_block_p,
10998 count_occurrences, reg_mentioned_p, no_labels_between_p,
10999 reg_used_between_p, reg_referenced_p, single_set_2,
11000 multiple_sets, set_noop_p, refers_to_regno_p,
11001 reg_overlap_mentioned_p, dead_or_set_p,
11002 covers_regno_no_parallel_p, covers_regno_p,
11003 dead_or_set_regno_p, find_reg_note, find_regno_note,
11004 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
11005 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
11006 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
11007 side_effects_p, may_trap_p_1, may_trap_p,
11008 may_trap_after_code_motion_p, may_trap_or_fault_p,
11009 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
11010 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
11011 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
11012 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
11013 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11015 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11016 warning_for_asm): Likewise.
11017 * tree.h (print_rtl): Likewise.
11018 * varasm.c (get_pool_mode): Likewise.
11020 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11022 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11023 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11024 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11025 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11026 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11027 * ddg.c (compare_sccs): Likewise.
11028 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11029 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11030 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11031 decimal_do_fix_trunc, decimal_real_to_integer,
11032 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11033 * dse.c (const_group_info_t): New.
11034 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11035 * dwarf2out.c (const_dw_die_ref): New.
11036 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11037 * tree-browser.c (TB_parent_eq): Likewise.
11038 * unwind-dw2-fde.c (__register_frame_info_bases,
11039 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11040 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11042 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11043 * unwind-dw2.c (uw_frame_state_for): Likewise.
11044 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11045 * value-prof.h (const_histogram_value): New.
11047 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11049 * config/mips/mips.c (machine_function): Add
11050 initialized_mips16_gp_pseudo_p.
11051 (mips16_gp_pseudo_reg): Do not emit the initialization of
11052 mips16_gp_pseudo_rtx when being called from the gimple cost-
11053 calculation routines; emit it on the first use outside those
11056 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11058 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11061 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11062 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11063 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11064 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11065 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11066 Preserve const-ness of parameters through use of __typeof(),
11067 also constify and tidy.
11069 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11070 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11071 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11072 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11073 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11074 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11075 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11076 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11077 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11079 2007-07-25 Julian Brown <julian@codesourcery.com>
11080 Mark Shinwell <shinwell@codesourcery.com>
11082 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11083 (alpha_mangle_type): This.
11084 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11085 (TARGET_MANGLE_TYPE): Define this instead.
11086 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11087 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11088 (arm_init_neon_builtins): Fix comment.
11089 (arm_mangle_map_entry): New.
11090 (arm_mangle_map): New.
11091 (arm_mangle_type): New.
11092 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11093 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11094 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11095 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11096 (TARGET_MANGLE_TYPE): Define this instead.
11097 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11098 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11099 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11100 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11101 (TARGET_MANGLE_TYPE): Define this instead.
11102 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11104 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11105 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11106 (TARGET_MANGLE_TYPE): Define this instead.
11107 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11108 (s390_mangle_type): This.
11109 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11110 (TARGET_MANGLE_TYPE): Define this instead.
11111 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11112 (sparc_mangle_type): This.
11113 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11114 (TARGET_MANGLE_TYPE): Define this instead.
11115 * cp/mangle.c (write_type): Call mangle_type target hook on all
11116 types before mangling. Use original type, not main variant, as
11118 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11119 (TARGET_MANGLE_TYPE): This.
11120 * target.h (gcc_target): Rename mangle_fundamental_type to
11122 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11123 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11125 2007-07-25 Julian Brown <julian@codesourcery.com>
11126 Paul Brook <paul@codesourcery.com>
11127 Joseph Myers <joseph@codesourcery.com>
11128 Mark Shinwell <shinwell@codesourcery.com>
11130 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11131 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11132 (with_fpu): Allow --with-fpu=neon.
11133 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11134 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11135 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11136 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11137 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11138 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11139 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11140 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11141 (output_move_neon): Add prototypes.
11142 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11143 (all_fpus): Add FPUTYPE_NEON.
11144 (fp_model_for_fpu): Add NEON field.
11145 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11146 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11148 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11150 (thumb2_legitimate_address_p): Likewise.
11151 (neon_valid_immediate): Recognize and prepare constants suitable for
11153 (neon_immediate_valid_for_move): New function. Recognize and prepare
11154 immediates for NEON move instructions.
11155 (neon_immediate_valid_for_logic): New function. Recognize and
11156 prepare immediates for NEON logic instructions.
11157 (neon_output_logic_immediate): New function. Create asm string
11158 suitable for outputting immediate logic instructions.
11159 (neon_pairwise_reduce): New function. Implement reduction using
11160 pairwise operations.
11161 (neon_expand_vector_init): New function. Expand a (possibly
11162 non-constant) vector initialization.
11163 (neon_vector_mem_operand): New function. Memory operands supported
11164 for quad-word loads/stores to/from ARM or NEON registers. Don't
11165 allow base+offset addressing for core regs.
11166 (neon_struct_mem_operand): New function. Valid mems for NEON
11168 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11169 from neon_vector_mem_operand addresses without a secondary register.
11170 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11171 (add_minipool_backward_ref): Likewise.
11172 (dump_minipool): Likewise.
11173 (push_minipool_fix): Likewise.
11174 (output_move_quad): New function. Output quad-word moves, loads and
11175 stores using ARM registers.
11176 (output_move_vfp): Add support for vectors in VFP (NEON) D
11178 (output_move_neon): Output a NEON load/store to/from a quadword
11180 (arm_print_operand): Implement new codes:
11181 - 'c' for unadorned integers (without a # sign).
11182 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11184 - 'e', 'f' for the low and high D parts of a NEON Q register.
11185 - 'q' outputs a NEON Q register.
11186 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11187 - 'T' prints NEON opcode features from a coded bitmask.
11188 - 'F' is similar to T, but signed/unsigned codes both print as
11190 - 't' is similar to T, but 'u' is printed instead of 'p'.
11191 - 'O' prints 'r' if NEON instruction should perform rounding (as
11192 specified by bitmask), else prints nothing.
11193 - '#' is a punctuation character to stop operand numbers from
11194 running together with following digits in the assembler
11195 strings for instructions (when using mode attributes).
11196 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11197 constant vectors in big-endian mode, where necessary.
11198 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11199 Handle EI, OI, CI, XI modes.
11200 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11201 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11202 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11203 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11204 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11206 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11207 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11208 to turn v8qi, etc. into bits defined above.
11209 (neon_itype): New enumeration. Classifications of NEON builtins.
11210 (neon_builtin_datum): Define struct. Contains information about
11211 a single builtin (with multiple modes).
11212 (CF): Define helper macro for...
11213 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11215 (neon_builtin_data): New array. Define information about builtins
11216 for use during initialization/expansion.
11217 (arm_init_neon_builtins): New function.
11218 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11220 (neon_builtin_compare): New function.
11221 (locate_neon_builtin_icode): New function. Find an insn code for a
11222 builtin given a function code for that builtin. Also return type of
11223 builtin (NEON_BINOP, NEON_UNOP etc.).
11224 (builtin_arg): New enumeration. Types of arguments for builtins.
11225 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11226 Takes a variable argument list of builtin_arg types, terminated by
11228 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11229 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11230 (neon_emit_pair_result_insn): New function. Support returning pairs
11231 of vectors via a pointer.
11232 (neon_disambiguate_copy): New function. Set up operands for a
11233 multi-word copy such that registers do not get clobbered.
11234 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11235 ARM_BUILTIN_NEON_BASE.
11236 (arm_file_start): Set float-abi attribute for NEON.
11237 (arm_vector_mode_supported_p): Enable NEON vector modes.
11238 (arm_mangle_map_entry): New.
11239 (arm_mangle_map): New.
11240 (arm_mangle_vector_type): New.
11241 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11243 (TARGET_NEON): New macro. Target supports NEON.
11244 (fputype): Add FPUTYPE_NEON.
11245 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11246 for vectorization based on command-line arg.
11247 (NEON_REGNO_OK_FOR_NREGS): Define.
11248 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11249 (VALID_NEON_STRUCT_MODE): Define.
11250 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11251 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11252 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11253 (consttable_16): Add pattern for outputting 16-byte minipool
11255 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11257 (vec-common.md, neon.md): Include md files.
11258 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11259 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11260 (memory_constraint "Ut", "Un", "Us"): Define.
11261 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11262 (MMX_char): New mode attribute.
11263 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11264 (*add<mode>3_iwmmxt): New insn pattern.
11265 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11266 (*sub<mode>3_iwmmxt): New insn pattern.
11267 (mulv4hi3): Rename to...
11268 (*mulv4hi3_iwmmxt): This.
11269 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11270 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11271 (uminv4hi3, uminv2si3): Remove. Replace with...
11272 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11273 (*umin<mode>3_iwmmxt): These.
11274 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11275 (ashr<mode>3_iwmmxt): This new pattern.
11276 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11277 (lshr<mode>3_iwmmxt): This new pattern.
11278 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11279 (ashl<mode>3_iwmmxt): This new pattern.
11280 * config/arm/neon-docgen.ml: New file. Generate documentation for
11282 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11283 * config/arm/arm_neon.h: New (autogenerated).
11284 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11286 * config/arm/neon.md: New file. Define NEON instructions.
11287 * config/arm/neon.ml: New file. Abstract description of NEON
11288 instructions, used to generate arm_neon.h header, documentation and
11290 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11291 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11293 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11295 (ARM NEON Intrinsics): New subsection.
11296 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11298 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11300 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11303 2007-07-24 Jan Hubicka <jh@suse.cz>
11305 * regclass.c (move_table): New type.
11306 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11307 (init_move_cost): Break out from ...
11308 (init_reg_sets_1): ... here; simplify computation of
11309 have_regs-of_mode and contains_reg_of_mode.
11310 (record_reg_classes): Unswitch internal loops.
11311 (copy_cost): Trigger lazy initialization of move cost
11312 (record_address_regs): Likewise.
11314 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11316 * config/darwin.c (darwin_override_options): Don't force on
11317 flag_var_tracking_uninit when no debug info is requested.
11319 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11321 * cfgloop.c (init_loops_structure): New function.
11322 (flow_loops_find): Create root of the loop tree unconditionally.
11324 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11326 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11328 2007-07-24 Jan Hubicka <jh@suse.cz>
11330 * caller-save.c: Include ggc.h, gt-caller-save.h
11331 (reg_save_code, reg_restore_code): Rename to ...
11332 (cached_reg_save_code, cached_reg_restore_code): ... those.
11333 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11334 (reg_save_code, reg_restore_code): New functions.
11335 (init_caller_save): Do not intialize
11336 reg_save_code/reg_restore_code tables.
11337 * Makefile.in: (gt-caller-save.h): New.
11339 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11341 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11342 with the mode of the original operand instead of
11345 2007-07-23 Jan Hubicka <jH@suse.cz>
11347 * i386.c (ix86_secondary_memory_needed): Break out to...
11348 (inline_secondary_memory_needed): ... here.
11349 (ix86_memory_move_cost): Break out to ...
11350 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11351 maximum of input and output; fix handling of Q_REGS on 64bit.
11352 (ix86_secondary_memory_needed): Microoptimize.
11354 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11356 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11357 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11358 stmts_from_loop, known_dependences_p, build_rdg): New.
11359 * tree-data-ref.h: Depends on graphds.h.
11360 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11361 (build_rdg): Declared.
11362 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11364 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11366 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11369 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11370 Jakub Jelinek <jakub@redhat.com>
11372 PR middle-end/PR28690
11373 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11375 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11376 and MEM_POINTER operands over REG and MEM operands.
11377 (swap_commutative_operands_p): Change return value to bool.
11378 * rtl.h: Update the corresponding prototype.
11379 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11380 instead of gen_rtx_PLUS.
11381 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11382 value to bool. Change function arguments to rtx's and update code
11384 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11385 calls to match the new declaration.
11386 * simplify-rtx.c (simplify_associative_operation): Don't
11387 reorder simplify_binary_operation arguments.
11389 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11391 * config/mips/mips.c (override_options): Use mips_costs to derive
11392 the default branch cost.
11393 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11395 * config/mips/mips.opt (mbranch-cost=): New option.
11396 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11398 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11400 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11401 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11402 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11403 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11405 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11407 * config/mips/constraints.md (ks): New constraint.
11408 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11409 (*add<mode>3_mips16): ...here.
11411 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11413 * optabs.h (enum optab_index): Add new OTI_signbit.
11414 (signbit_optab): Define corresponding macro.
11415 (enum insn_code signbit_optab[]): Remove array.
11416 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11417 (expand_copysign_absneg): If back end provides signbit insn, use it
11418 instead of bit operations on floating point argument.
11419 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11420 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11421 for availability of signbit insn.
11423 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11424 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11425 SSE mode is not active.
11426 (isinf<mode>2): Disable for mfpmath=sse,387.
11428 2007-07-22 Ben Elliston <bje@au.ibm.com>
11430 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11432 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11434 2007-07-20 Richard Guenther <rguenther@suse.de>
11436 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11437 integral typed condition.
11438 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11439 booleanness. Only preserve conversions from a non-base
11440 type to a base type, not in general between types with
11441 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11442 * tree.def (COND_EXPR): Document that the condition
11443 can be of any integral type.
11445 2007-07-20 Nigel Stephens <nigel@mips.com>
11446 Richard Sandiford <richard@codesourcery.com>
11448 * config/mips/mips.h (mips_dwarf_regno): Declare.
11449 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11450 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11451 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11452 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11453 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11454 (REG_CLASS_NAMES): Update accordingly.
11455 * config/mips/mips.c (mips_dwarf_regno): New array.
11456 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11457 (mips_subword): Remove special handling for accumulator registers.
11458 (override_options): Initiailize mips_dwarf_regno. Remove use
11460 (mips_swap_registers): New function.
11461 (mips_conditional_register_usage): Swap accumulator registers
11462 around if TARGET_LITTLE_ENDIAN.
11463 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11464 * config/mips/constraints.md (h, l): Use the endianness to choose
11465 between MD0_REG and MD1_REG.
11466 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11467 alternative-dependent template.
11469 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11471 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11474 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11476 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11477 predecessor fallthru flags.
11479 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11481 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11482 of compare to the same type.
11483 * cfgloopmanip.c (add_loop): Update information about loop exits.
11484 (loop_version): Remove the innermost loop requirement.
11485 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11486 to sizetype for pointers.
11488 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11490 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11491 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11492 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11494 * config/dfp-bit.c: Empty for TFmode conversions.
11496 2007-07-18 Caroline Tice <ctice@apple.com>
11498 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11499 and handle them correctly; check that src is not NULL before
11501 (find_src_set_src): Likewise.
11503 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11505 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11506 (struct alignment_context, init_alignment_context): New.
11507 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11508 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11509 (XCHAL_HAVE_S32C1I): Likewise.
11510 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11511 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11512 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11513 (ATOMIC, HQI): New macros.
11514 (memory_barrier, *memory_barrier): New.
11515 (sync_lock_releasesi): New.
11516 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11517 (sync_lock_test_and_set<mode>): New.
11518 (sync_<atomic><mode>): New.
11519 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11520 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11521 (xtensa_expand_atomic): New.
11523 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11527 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11528 transformation for builtin ISNORMAL.
11529 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11530 * builtins.def (BUILT_IN_ISNORMAL): New.
11531 * doc/extend.texi: Document isnormal.
11533 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11537 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11538 optabs infrastructure. Provide generic implementation for
11540 (expand_builtin): Handle FINITE/ISFINITE.
11541 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11542 (fold_builtin_1): Likewise.
11544 * builtins.def (BUILT_IN_ISFINITE): New.
11546 * doc/extend.texi: Document isfinite.
11548 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11551 PR middle-end/20558
11553 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11554 generic fallback for isinf.
11555 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11556 calculation code ...
11557 * real.c (get_max_float): ... to here.
11558 * real.h (get_max_float): New.
11560 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11562 PR middle-end/32668
11564 * builtin-attrs.def (ATTR_TYPEGENERIC,
11565 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11567 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11568 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11569 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11570 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11572 * c-common.c (handle_type_generic_attribute): New.
11573 (c_common_attribute_table): Add "type generic".
11575 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11577 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11579 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11580 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11583 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11586 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11587 checking that the operand is an expression.
11589 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11590 Danny Smith <dannysmith@users.sourceforge.net>
11593 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11594 file mapping object in local namespace if Windows version later
11597 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11599 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11600 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11601 arm_cannot_force_const_mem.
11602 (arm_cannot_force_const_mem): New function.
11603 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11604 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11605 of arm_tls_referenced_p.
11606 * config/arm/arm.md (movsi): Split out-of-section constants when
11607 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11608 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11610 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11612 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11614 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11616 * config/mips/mips.md (*extendqihi2): Convert the destination
11619 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11621 * config/pa/fptr.c: Update license header.
11622 * config/pa/milli64.S: Likewise.
11624 2007-07-17 Nick Clifton <nickc@redhat.com>
11626 * COPYING_v3: New file. Contains version 3 of the GNU General
11628 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11629 Lesser General Public License.
11630 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11631 the GNU General Public License.
11633 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11635 PR rtl-optimization/32773
11636 * cfglayout.c (force_one_exit_fallthru): New function.
11637 (cfg_layout_finalize): Use it.
11639 2007-07-16 Richard Guenther <rguenther@suse.de>
11640 Uros Bizjak <ubizjak@gmail.com>
11642 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11643 before forcing it to gimple operand.
11645 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11646 David Ung <davidu@mips.com>
11648 * config/mips/mips.h (TUNE_24K): Define.
11649 (TUNE_MACC_CHAINS): Add TUNE_24K.
11650 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11652 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11653 (r74k_int_madd): .. this new reservation.
11654 (define_bypass): Fixed bypasses for r74k_int_madd to use
11655 mips_linked_madd_p.
11656 * config/mips/24k.md (define_bypass): Define new
11657 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11659 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11660 Nigel Stephens <nigel@mips.com>
11662 * config/mips/mips.md: Include 20kc.md.
11663 * config/mips/20kc.md: New file.
11664 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11665 (mips_adjust_cost): Tweak for 20Kc.
11666 (mips_issue_rate): Likewise.
11667 * config/mips/mips.h (TUNE_20KC): Define.
11669 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11671 * config/rs6000/rs6000.c (struct processor_cost): Add
11672 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11674 (*_cost): Add cache information.
11675 (rs6000_override_options): Set cache parameters.
11677 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11680 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11681 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11683 2007-07-16 Paul Brook <paul@codesourcery.com>
11686 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11687 (cirrus_thumb2_movsi_insn): Ditto.
11689 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11691 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11692 CR2_REGNO to R_CR2.
11694 2007-07-15 Andrew Haley <aph@redhat.com>
11696 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11697 before looking in the context.
11699 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11701 PR middle-end/32398
11702 PR middle-end/32769
11703 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11704 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11705 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11706 (pa_output_function_prologue): Use rp_saved and
11707 current_function_is_leaf to generate .CALLINFO statement.
11708 (hppa_expand_prologue): Set rp_saved.
11709 (hppa_expand_epilogue): Use rp_saved.
11710 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11711 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11713 2007-07-14 Dirk Mueller <dmueller@suse.de>
11715 * omega.c (coalesce): Fix memory leak on early exit.
11716 * matrix-reorg.c (check_allocation_function): Likewise.
11717 * tree-vect-transform.c (vect_get_new_vect_var): free result
11719 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11720 pass pointer to edge vector
11721 (partition_hot_cold_basic_blocks): Fix memory leak.
11722 * collect2.c (prefix_from_string): Free temporary storage.
11723 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11725 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11727 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11728 (DO_GLOBAL_DTORS_BODY): Likewise.
11730 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11731 Nigel Stephens <nigel@mips.com>
11733 * config/mips/mips.c (mips_classify_symbol): Don't return
11734 SYMBOL_SMALL_DATA for constant pool addresses if
11735 TARGET_EMBEDDED_DATA is true.
11737 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11739 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11740 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11741 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11742 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11743 __builtin_ia32_storehps, __builtin_ia32_storelps,
11744 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11745 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11746 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11747 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11748 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11749 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11750 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11751 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11752 using def_builtin_const.
11754 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11756 PR tree-optimization/32705
11757 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11758 (simplify_binary_expression): Use SSA_VAL consistently.
11760 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11762 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11763 (SPEFSCR_REGNO): Delete definition.
11764 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11765 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11766 * config/rs6000/rs6000.h: Do not define *_REGNO.
11767 LINK_REGISTER_REGNUM -> LR_REGNO.
11768 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11769 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11770 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11771 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11772 R_VRSAVE, R_VSCR. Use them.
11773 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11774 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11775 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11776 * config/rs6000/aix.h: Define R_LR. Use it.
11778 2007-07-13 Caroline Tice <ctice@apple.com>
11780 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11781 flag_var_tracking is explicitly turned off (i.e. when variable
11782 tracking is not feasible); otherwise, turn flag_var_tracking on when
11783 flag_var_tracking_uninit is on.
11784 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11785 note definitions, to allow recording of initialization status in the
11787 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11788 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11789 determine if two note locations are equal.
11790 (output_loc_list): Don't output list entries whose start & end labels
11792 (reg_loc_descriptor): Add parameter for initialization status; pass it
11793 to other loc descriptor functions.
11794 (one_reg_loc_descriptor): Add parameter for initialization status;
11795 check its value and add DW_OP_GNU_uninit to returned loc descr if
11797 (multiple_reg_loc_descriptor): Add parameter for initialization
11799 pass init status argument to other loc descriptor functions; check
11800 value of intialization parameter and add DW_OP_GNU_uninit to returned
11801 loc descr if appropriate.
11802 (based_loc_descr): Add parameter for initialization status; add new
11803 variable for return value; check value of initialization parameter and
11804 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11805 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11806 pass init status argument to other loc descriptor functions; check
11807 value of intialization parameter and add DW_OP_GNU_uninit to returned
11808 loc descr if appropriate.
11809 (mem_loc_descriptor): Likewise.
11810 (concat_loc_descriptor): Likewise.
11811 (concatn_loc_descriptor): Likewise.
11812 (loc_descriptor): Add parameter for initialization status; pass it as
11813 argument to other loc descriptor function calls.
11814 (loc_descriptor_from_tree_1): Add appropriate initialization status
11815 to loc descriptor function calls.
11816 (add_location_or_const_value_attribute): Get initialization status
11817 from VAR_LOCATION note; add initialization status to loc descriptor
11819 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11820 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11821 status is uninitialized, add "[uninint]" to output.
11822 * common.opt (fvar-tracking-uninit): New option, similar to
11823 fvar-tracking, to turn on tracking of uninitialized variables; creates
11824 a new global flag, flag_var_tracking_uninit.
11825 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11826 (enum var_init_status): New type, for var initialization status field.
11827 * var-tracking.c (struct location_chain_def): Two new fields, init,
11828 for initialization status, and set_src for the assignment value expr.
11829 (unshare_variable): New parameter for initialization status;
11830 initialize new init and set_src fields.
11831 (var_reg_set): New parameters for initialization status and value;
11832 pass them to set_variable_part.
11833 (var_mem_set): Likewise.
11834 (get_init_value): New function.
11835 (var_reg_delete_and_set): New initialization status & value
11836 parameters; add call to get_init_value if status is unknown; pass new
11837 parameters to clobber_variable_part and var_reg_set.
11838 (var_mem_delete_and_set): Likewise.
11839 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11840 (var_mem_delete): Likewise.
11841 (variable_union): Pass status to unshare_variable; initialize new init
11842 and set_src fields. If flag_var_tracking_uninit is not set, force
11843 status to initialized.
11844 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11845 used later to get the set_src value.
11846 (find_src_status): New function.
11847 (find_src_set_src): New function.
11848 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11849 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11850 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11851 and var_mem_delete_and_set.
11852 (dump_variable): Print out "[uninit]" if appropriate.
11853 (set_variable_part): Add new initialization and set_src parameters;
11854 pass status to unshare_variable; set node->init and node- >set_src
11855 fields and modify slot in hash table appropriately; save the init and
11856 set_src values if appropriate and assign to the new node.
11857 (clobber_variable_part): New set_src parameter; if two nodes have
11858 same variable and same location but different set_src (assignment)
11859 values, clobber old node.
11860 (delete_variable_part): Pass init status to unshare_variable.
11861 (emit_note_insn_var_location): Add initialized var; assign var's init
11862 status to new 'initialized'; pass new init status field to calls to
11863 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11864 status to initialized.
11865 (emit_notes_in_bb): Pass initialization status to calls to
11866 var_reg_set, var_mem_set, var_reg_delete_and_set and
11867 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11868 var_reg_delete_and_set and var_mem_delete_and_set; call
11869 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11870 make up for change in add_stores.
11871 (vt_add_function_parameters): Add status to calls to
11873 * config/darwin.c (darwin_override_options): Turn on uninitialized
11874 tracking automatically, if var_tracking is on and the system is
11877 2007-07-13 Sa Liu <saliu@de.ibm.com>
11879 * config.gcc: Add options for arch and tune on SPU.
11880 * config/spu/predicates.md: Add constant operands 0 and 1.
11881 * config/spu/spu-builtins.def: Add builtins for double precision
11882 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11883 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11885 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11887 * config/spu/spu-protos.h: Add new function prototypes.
11888 * config/spu/spu.c (spu_override_options): Check options -march and
11890 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11891 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11893 (spu_const_from_int): New. Create a vector constant from 4 ints.
11894 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11895 (spu_emit_vector_compare): New. Emit vector compare.
11896 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11897 * config/spu/spu.h: Add options -march and -mtune. Define processor
11898 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11899 CANONICALIZE_COMPARISON.
11900 * config/spu/spu.md: Add new insns for double precision compare
11901 and double precision vector compare. Add vcond and smax/smin patterns
11902 to enable DFmode vector conditional expression.
11903 * config/spu/spu.opt: Add options -march and -mtune.
11904 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11905 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11906 both CELL and CELLEDP targets: spu_testsv.
11907 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11910 2007-07-13 Richard Guenther <rguenther@suse.de>
11912 PR tree-optimization/32721
11913 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11914 TREE_THIS_VOLATILE on the folded reference.
11915 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11916 if the array reference has TREE_THIS_VOLATILE set.
11918 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11921 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11923 2007-07-13 Andreas Schwab <schwab@suse.de>
11925 * gengtype-lex.l: Allow declarations to be indented.
11927 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11929 * ginclude/tgmath.h: New.
11930 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11931 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11932 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11933 * configure: Regenerate.
11935 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11937 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11938 correct index when setting register save state for xd
11941 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11943 * config/sh/sh.c (mark_use): Remove.
11945 2007-07-12 Paul Brook <paul@codesourcery.com>
11947 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11948 reg does not overlap return value.
11950 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11952 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11953 (set_expression_vuses): Ditto.
11954 (init_pre): Initialize expression_vuses.
11956 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11958 * config/i386/sse.md (storentdf, storentsf): New.
11960 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11962 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11964 * tree.c (build_decl_stat): Move code from here...
11965 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11966 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11967 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11968 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11969 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11972 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11973 Devang Patel <dpatel@apple.com>
11975 PR tree-optimization/25413
11976 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11977 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11978 * tree.h (contains_packed_reference): New.
11979 * expr.c (contains_packed_reference): New.
11980 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11981 (vect_enhance_data_refs_alignment): Call
11982 vector_alignment_reachable_p.
11983 * target.h (vector_alignment_reachable): New builtin.
11984 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11985 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11986 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11988 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11990 * target.h (builtin_vectorization_cost): Add new target builtin.
11991 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11992 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11993 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11994 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11995 uninitialized variables.
11996 * tree-vect-transform.c (cost_for_stmt): New function.
11997 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11998 using cost 1 for all scalar stmts. Be less conservative when
11999 estimating the number of prologue/epulogue iterations. Call
12000 targetm.vectorize.builtin_vectorization_cost. Return
12001 min_profitable_iters-1.
12002 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
12003 initialization cost instead of TARG_VEC_STMT_COST. Use
12004 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
12005 epilogue code. Fix epilogue cost computation.
12006 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
12007 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
12008 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
12009 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
12010 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
12011 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
12013 2007-07-12 Richard Guenther <rguenther@suse.de>
12015 * gimplify.c (gimplify_conversion): Make sure that the result
12016 from maybe_fold_offset_to_reference is trivially convertible
12017 to the desired type before doing the simplification.
12018 (gimplify_expr): Likewise.
12019 * fold-const.c (fold_binary): Use the correct types for
12020 building the simplified expression.
12022 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12024 PR rtl-optimization/32729
12025 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12026 that fallthru to exit.
12028 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12030 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12031 (symDTPOFF2reg): Likewise.
12033 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12035 PR tree-optimization/32663
12037 * tree.h (VALUE_HANDLE_VUSES): Remove.
12038 (struct tree_value_handle): Remove vuses.
12040 * tree-vn.c (create_value_handle_for_expr): Don't set
12041 VALUE_HANDLE_VUSES.
12043 * tree-ssa-pre.c (expression_vuses): New.
12044 (alloc_expression_id): Set up expression_vuses.
12045 (get_expression_vuses): New.
12046 (set_expression_vuses): Ditto.
12047 (clear_expression_ids): Modify for expression_vuses.
12048 (phi_translate_1): Ditto.
12049 (phi_translate_set): Ditto.
12050 (value_dies_in_block_x): Ditto
12051 (valid_in_sets): Ditto.
12052 (add_to_sets): Ditto.
12053 (find_existing_value_expr): Ditto.
12054 (create_value_handle_for_expr): Ditto.
12055 (make_values_for_stmt): Ditto.
12056 (vuse_equiv): Remove.
12058 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12060 * Makefile.in (mostlyclean): Remove object files.
12062 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12064 * toplev.c (no_new_pseudos): Deleted.
12065 * rtl.h (no_new_pseudos): Deleted.
12066 * tree-pass.h (pass_no_new_pseudos): Deleted.
12067 * passes.c (pass_no_new_pseudos): Deleted.
12068 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12069 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12070 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12072 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12073 * rtlhooks.c (gen_lowpart_general): Ditto.
12074 * optabs.c (prepare_operand): Ditto.
12075 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12077 * modulo-sched.c (rest_of_handle_sms): Ditto.
12078 * see.c (rest_of_handle_see): Ditto.
12079 * ifcvt.c (if_convert): Ditto.
12080 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12082 * init-regs.c (gate_initialize_regs): Deleted set of
12084 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12085 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12086 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12088 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12091 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12092 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12093 (*vec_extractv2di_1_rex64): New insn pattern.
12095 2007-07-11 David Daney <ddaney@avtrex.com>
12097 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12098 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12099 for SIGNAL_UNWIND_RETURN_COLUMN.
12100 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12101 (DWARF_FRAME_REGNUM): Rewrite.
12102 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12104 2007-07-11 Nick Clifton <nickc@redhat.com>
12106 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12107 delta and use gen_int_mode in place of GET_INT instead.
12109 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12111 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12114 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12116 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12117 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12119 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12120 (USE_CANONICAL_TYPES): New.
12121 * doc/invoke.texi (verify-canonical-types): Remove.
12122 (use-canonical-types): Add.
12124 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12126 * config/spu/spu.c (spu_optimization_options): Remove setting of
12127 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12128 (spu_override_options): Move it here.
12130 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12132 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12133 * config/mips/mips.c (mips_cpu_info_table): Mention
12134 MIPS_ISA_LEVEL_SPEC in the comment.
12136 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12138 PR tree-optimization/32713
12139 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12141 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12143 PR middle-end/30482
12144 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12145 conditional to flag_isoc99.
12146 (c_common_init_options): Do it here, unconditionally.
12148 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12150 PR tree-optimization/32589
12151 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12152 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12153 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12154 predicate, extracted from...
12155 (set_rhs): ...here. Call it for the expression on entry.
12156 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12157 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12158 (simplify_binary_expression): Use valid_gimple_expression_p
12159 to validate the simplification.
12160 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12162 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12164 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12165 DWARF2_DEBUG on 32 bit target too.
12166 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12168 2007-07-11 Nick Clifton <nickc@redhat.com>
12170 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12171 version for 64-bit hosts.
12173 2007-07-10 David Daney <ddaney@avtrex.com>
12175 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12177 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12179 * config/mips/mips.c (mips_expand_synci_loop): New function.
12180 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12181 (UNSPEC_RDHWR): Same.
12182 (UNSPEC_SYNCI): Same.
12183 (UNSPEC_SYNC): Same.
12184 (clear_cache): New expand.
12188 (clear_hazard): Same.
12189 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12191 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12192 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12194 2007-07-10 Ian Lance Taylor <iant@google.com>
12196 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12199 2007-07-10 David Daney <ddaney@avtrex.com>
12201 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12202 * builtins.c (expand_builtin___clear_cache): New function.
12203 (expand_builtin): Call expand_builtin___clear_cache for
12204 BUILT_IN_CLEAR_CACHE case.
12205 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12206 * doc/md.texi (clear_cache): Document new instruction pattern.
12207 * testsuite/gcc.dg/builtins-64.c: New test.
12209 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12211 * config/cris/cris.md ("movsi"): Fix typo in last change.
12213 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12216 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12218 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12219 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12220 for FUNCTION_DECLs. Don't use align_functions_log if
12222 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12223 even for FUNCTION_DECLs.
12224 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12226 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12227 (DECL_FUNCTION_CODE): Update for new location and name of
12229 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12230 (struct tree_decl_common): Move 'align' and 'off_align' out
12231 of union, ensure they're still on a 32-bit boundary. Remove
12232 other fields in union 'u1'.
12233 (struct tree_function_decl): Add field 'function_code' replacing
12234 'u1.f' in tree_decl_common.
12235 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12236 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12237 (Variable Attributes): Cross-reference 'aligned' attribute
12238 to Function Attributes.
12239 * flags.h (force_align_functions_log): Delete.
12240 * toplev.c (force_align_functions_log): Delete.
12242 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12245 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12246 (*vec_concatv2di_rex): New insn pattern.
12248 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12251 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12253 2007-07-10 Ian Lance Taylor <iant@google.com>
12255 Replace no_new_pseudos in backends.
12256 * rtl.h (can_create_pseudo_p): Define.
12257 * config/darwin.c (machopic_indirect_data_reference): Use
12258 can_create_pseudo_p () instead of no_new_pseudos.
12259 (machopic_indirect_data_reference): Likewise.
12260 (machopic_legitimize_pic_address): Likewise.
12261 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12262 (alpha_emit_set_const_1): Likewise.
12263 (alpha_emit_set_const): Likewise.
12264 (alpha_emit_conditional_move): Likewise.
12265 (alpha_split_conditional_move): Likewise.
12266 * config/alpha/alpha.md (various splitters): Likewise.
12268 * config/arm/arm.c (legitimize_pic_address): Likewise.
12269 (arm_load_pic_register): Likewise.
12270 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12271 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12272 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12273 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12274 * config/cris/cris.md (movsi): Likewise.
12275 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12276 (symGOTOFF2reg_hilo): Likewise.
12277 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12278 * config/h8300/h8300.md (insv, extzv): Likewise.
12279 * config/i386/i386.c (ix86_expand_move): Likewise.
12280 (ix86_expand_vector_move): Likewise.
12281 (ix86_prepare_fp_compare_args): Likewise.
12282 (ix86_expand_carry_flag_compare): Likewise.
12283 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12284 (tls_dynamic_gnu2_combine_32): Likewise.
12285 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12286 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12287 (ia64_expand_movxf_movrf): Likewise.
12288 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12289 (m32c_split_move): Likewise.
12290 (m32c_expand_insv): Likewise.
12291 * config/m68k/m68k.md (movsi): Likewise.
12292 * config/mips/mips.c (mips_force_temporary): Likewise.
12293 (mips_split_symbol): Likewise.
12294 (mips_move_integer): Likewise.
12295 (mips_legitimize_const_move): Likewise.
12296 * config/mn10300/mn10300.md (movsi): Likewise.
12297 * config/pa/pa.c (emit_move_sequence): Likewise.
12298 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12299 (rs6000_got_register): Likewise.
12300 (create_TOC_reference): Likewise.
12301 (rs6000_machopic_legitimize_pic_address): Likewise.
12302 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12303 (various splitters): Likewise.
12304 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12305 (movsi_got): Likewise.
12306 * config/s390/s390.c (emit_symbolic_move): Likewise.
12307 * config/s390/s390.md (movhi, movqi): Likewise.
12308 (load_multiple, store_multiple): Likewise.
12309 * config/score/score.c (score_force_temporary): Likewise.
12310 * config/sh/sh.c (prepare_move_operands): Likewise.
12311 (prepare_cbranch_operands): Likewise.
12312 (emit_fpu_switch): Likewise.
12313 (fpscr_set_from_mem): Likewise.
12314 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12315 (adddi3, subsi3): Likewise.
12316 (various splitters): Likewise.
12317 (divsi_inv_fp_combine): Likewise.
12318 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12319 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12321 * config/sh/predicates.md (xor_operand): Likewise.
12322 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12323 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12324 (movdi_pic_label_ref): Likewise.
12325 * config/spu/spu.c (spu_split_immediate): Likewise.
12326 * config/alpha/alpha.md (various splitters): Remove test
12327 !no_new_pseudos || reload_completed.
12328 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12330 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12331 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12332 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12333 * config/score/score.c (th_output_mi_thunk): Likewise.
12334 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12335 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12337 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12339 PR rtl-optimization/32664
12340 * mode-switching.c (create_pre_exit): Skip barrier insns.
12342 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12344 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12345 force_gimple_operand_bsi.
12346 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12347 rewrite_use_compare): Ditto.
12348 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12350 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12351 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12352 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12353 * tree-profile.c (prepare_instrumented_value,
12354 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12355 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12356 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12357 tree_gen_ior_profiler): Ditto.
12358 * tree-ssa-reassoc.c (negate_value): Ditto.
12359 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12360 Use force_gimple_operand_bsi.
12361 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12362 * tree-if-conv.c (add_to_dst_predicate_list,
12363 find_phi_replacement_condition): Ditto.
12364 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12365 Call mark_symbols_for_renaming for new statements.
12366 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12368 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12370 * cfghooks.c (remove_edge): New function.
12371 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12373 * cfghooks.h (remove_edge): Declare.
12374 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12375 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12377 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12379 * optabs.h: Added declaration for signbit_optab.
12380 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12381 * genoptinit.c (optabs): Added entry for signbit insns.
12382 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12383 insn, if available.
12384 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12385 * config/s390/s390.md (signbit<mode>2): New expander.
12387 2007-07-09 Richard Guenther <rguenther@suse.de>
12389 PR middle-end/32698
12390 * fold-const.c (fold_plusminus_mult_expr): Move constant
12391 arguments second to allow decomposing.
12393 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12396 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12398 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12399 Disregard DECL_FROM_INLINE.
12401 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12404 * doc/invoke.texi: Add ftree-reassoc flag.
12405 * common.opt (ftree-reassoc): New flag.
12406 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12407 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12409 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12411 PR tree-optimization/32681
12412 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12413 saved in second_edge->aux when first_bb is a loop header.
12415 2007-07-09 Jan HUbicka <jh@suse.cz>
12417 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12419 2007-07-09 Richard Guenther <rguenther@suse.de>
12421 * c-decl.c (start_function): Do not promote return type.
12423 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12425 * function.c (do_warn_unused_parameter): Do not warn if
12426 TREE_NO_WARNING is set.
12428 2007-07-08 Andreas Schwab <schwab@suse.de>
12430 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12432 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12435 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12437 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12438 apply to assembly language, too.
12439 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12441 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12443 Revert (note the sccvn portions are *not* reverted)
12444 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12446 Fix PR tree-optimization/23488
12448 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12450 * tree-flow-inline.h (get_value_handle): Ditto.
12451 * tree-ssa-pre.c (decl_vh_map): New.
12452 (decl_node_pool): New.
12453 (can_value_number_operation): Support DECL_P.
12454 (can_PRE_operation): Ditto.
12455 (create_expression_by_pieces): Ditto.
12456 (find_existing_value_expr): Modify to differnetiate between
12457 addressing and top level.
12458 (create_value_handle_for_expr): Handle DECL's.
12459 (poolify_tree): Ditto.
12460 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12461 (make_values_for_stmt): Handle DECL's properly.
12462 (init_pre): Reorg to not init useless things during FRE.
12464 * tree-flow.h: Include pointer-set.h.
12465 (decl_vh_map): Declare.
12466 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12468 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12470 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12471 the constraint description.
12472 * doc/md.texi: Update documentation of AVR constraints.
12474 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12476 * auto-inc-dec.c, config/arm/arm.c,
12477 config/m32r/constraints.md, config/mips/mips.md,
12478 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12479 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12480 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12481 typos. Follow spelling conventions.
12482 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12484 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12485 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12487 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12488 realloc_vuse): Remove.
12489 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12492 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12494 Fix PR tree-optimization/23488
12496 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12497 (try_to_simplify): Ditto.
12498 (visit_use): Ditto.
12499 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12501 * tree-flow-inline.h (get_value_handle): Ditto.
12502 * tree-ssa-pre.c (decl_vh_map): New.
12503 (decl_node_pool): New.
12504 (can_value_number_operation): Support DECL_P.
12505 (can_PRE_operation): Ditto.
12506 (create_expression_by_pieces): Ditto.
12507 (find_existing_value_expr): Modify to differnetiate between
12508 addressing and top level.
12509 (create_value_handle_for_expr): Handle DECL's.
12510 (poolify_tree): Ditto.
12511 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12512 (make_values_for_stmt): Handle DECL's properly.
12513 (init_pre): Reorg to not init useless things during FRE.
12515 * tree-flow.h: Include pointer-set.h.
12516 (decl_vh_map): Declare.
12517 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12519 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12521 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12522 apply to assembly language, too.
12523 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12525 2007-07-06 Ian Lance Taylor <iant@google.com>
12526 Zack Weinberg <zackw@panix.com>
12528 PR middle-end/32441
12529 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12531 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12533 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12534 (prefetch): Likewise if "pref" would be used.
12536 2007-07-06 Josh Conner <jconner@apple.com>
12538 PR middle-end/32602
12539 PR middle-end/32603
12540 * calls.c (store_one_arg): Handle arguments which are partially
12541 on the stack when detecting argument overlap.
12543 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12545 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12546 chosen during find_reloads.
12548 2007-07-06 Richard Guenther <rguenther@suse.de>
12550 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12551 TYPE_ARG_TYPES for verification of argument types. Use
12552 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12553 parameters as variable arguments.
12555 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12557 * libgcc2.h (word_type): Type definition removed.
12558 (cmp_return_type, shift_count_type): Type definitions added.
12559 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12560 replaced with shift_count_type.
12561 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12563 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12564 changed from word_type to Wtype.
12565 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12566 replaced with shift_count_type.
12567 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12569 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12570 and libgcc_shift_count attribute added.
12571 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12572 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12573 (TARGET_INITIALIZER): New target hooks added.
12574 * targhooks.c (default_libgcc_cmp_return_mode,
12575 default_libgcc_shift_count_mode): Default implementations for the new
12576 target hooks added.
12577 * targhooks.h (default_libgcc_cmp_return_mode,
12578 default_libgcc_shift_count_mode): Function prototypes added.
12579 * target.h (struct gcc_target): Fields for the new target hooks added.
12580 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12582 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12585 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12586 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12588 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12589 s390_libgcc_shift_count_mode): Functions added.
12590 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12591 Target hooks defined.
12593 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12595 * config/mips/mips.c (compute_frame_size): Restore the original
12596 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12597 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12598 Document why the difference is needed.
12600 2007-07-06 Richard Guenther <rguenther@suse.de>
12602 * c-common.c (boolean_increment): Use correctly typed
12605 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12607 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12608 the topmost argument register is not also included in the save mask.
12609 (mips16e_collect_argument_save_p): Take a pointer to the argument
12610 register, rather than a pointer to the number of arguments.
12611 (mips16e_collect_argument_saves): Only include argument saves
12612 that aren't in the register mask.
12614 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12616 PR rtl-optimization/32450
12617 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12618 to ensure that instructions are not moved into the prologue when
12619 profiling is on. Remove unused prologue_end variable.
12620 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12621 as a scheduling barrier.
12623 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12626 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12627 Disregard DECL_FROM_INLINE.
12629 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12631 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12632 IORing with a constant.
12634 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12636 PR rtl-optimization/32475
12637 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12638 for every definition of the stack pointer.
12640 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12642 * arm.c (vfp3_const_double_index): Copy signed results of
12643 REAL_VALUE_TO_INT into unsigned vars.
12645 2007-07-05 Richard Guenther <rguenther@suse.de>
12647 PR middle-end/32639
12648 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12650 * tree-ssa.c (useless_type_conversion_p): Check canonical
12653 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12655 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12656 zero_extendhisi2): Change to define_insn_and_split.
12657 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12659 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12661 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12662 pass_match_asm_constraints): New.
12663 * passes.c (init_optimization_passes): Add new pass.
12664 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12665 * function.h (struct function): Add has_asm_statement bit.
12666 (current_function_has_asm_statement): New.
12667 * tree-pass.h (pass_match_asm_constraints): New.
12669 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12671 * config/mips/mips.c (mips_file_start): Avoid declaration
12674 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12676 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12678 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12680 * rtl.def (NOTE): Change print format string to print
12681 operand 5 as a note insn name.
12683 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12684 David Ung <davidu@mips.com>
12686 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12687 * doc/invoke.texi: (MIPS Options): Document them.
12689 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12690 David Ung <davidu@mips.com>
12692 Add support for SmartMIPS ASE.
12694 * optabs.c (expand_binop_directly): New, broken out from...
12695 (expand_binop): Here. Make it try rotating in the other
12696 direction even when the second operand isn't constant.
12697 * config/mips/mips.md (*lwxs): New.
12698 * config/mips/mips.opt (msmartmips): New.
12699 * config/mips/mips.c (mips_lwxs_address_p): New.
12700 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12701 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12702 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12703 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12704 (ISA_HAS_LWXS): New.
12705 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12706 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12707 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12708 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12709 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12710 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12711 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12713 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12715 * tree-vectorizer.c (new_loop_vec_info): Initialize
12716 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12717 * tree-vectorizer.h (_loop_vec_info): Added new filed
12718 min_profitable_iters.
12719 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12720 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12721 * tree-vect-analyze.c (vect_analyze_operations): Set
12722 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12723 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12724 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12725 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12726 and prologue cost to after they are computed.
12727 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12728 TARG_VEC_STMT_COST.
12729 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12730 of creating vectors from scalars according to dt.
12731 (vect_model_store_cost): Likewise.
12732 (vectorizable_call): Use dt array instead of scalar dt. Call
12733 vect_model_simple_cost with additional argument dt.
12734 (vectorizable_assignment): Likewise.
12735 (vectorizable_operation): Likewise.
12736 (vectorizable_type_demotion): Likewise.
12737 (vectorizable_type_promotion): Likewise.
12738 (vectorizable_store): Use dt array instead of scalar dt. Call
12739 vect_model_store_cost with additional argument dt.
12740 (vect_do_peeling_for_loop_bound): Don't call
12741 vect_estimate_min_profitable_iters. Instead, lookup
12742 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12743 "may not be profitable".
12745 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12748 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12749 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12750 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12751 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12753 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12755 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12756 addressing modes cheaper.
12758 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12760 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12761 (dw_ranges_struct): Rename block_num to num. Adjust.
12762 (dw_ranges_by_label_struct): New.
12763 (ranges_by_label, ranges_by_label_allocated,
12764 ranges_by_label_in_use): New variables.
12765 (add_ranges_num): Factored most of the code out of...
12766 (add_ranges): ... this one. Rewrite in terms of the former.
12767 (add_ranges_by_labels): New.
12768 (output_ranges): Output by-label ranges.
12769 (dwarf2out_finish): Output range for multiple-section
12770 compile_unit. Output standard DW_AT_low_pc in addition to
12771 unexpected DW_AT_entry_pc.
12773 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12775 PR tree-optimization/32604
12776 PR tree-optimization/32606
12778 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12779 (compute_antic_safe): Removed.
12780 (ANTIC_SAFE_LOADS): Ditto.
12781 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12782 (execute_pre): Don't call compute_antic_safe.
12783 (vuse_equiv): New function.
12784 (make_values_for_stmt): Use it
12785 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12788 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12791 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12792 rather than a decl.
12793 (avr_attribute_table): Make "naked" attribute apply to function types
12794 rather than to decls.
12795 (avr_handle_fntype_attribute): New function.
12797 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12799 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12802 2007-07-04 David Ung <davidu@mips.com>
12803 Joseph Myers <joseph@codesourcery.com>
12805 * config/mips/mips.md (type): Add logical, signext and move.
12806 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12807 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12808 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12809 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12810 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12811 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12812 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12813 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12814 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12815 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12816 movv2sf_hardfloat_64bit): Use the new types.
12817 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12818 *movdf_softfloat, *movdf_mips16): Use "multi".
12819 (extendqihi2): Replace with a define_expand.
12820 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12821 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12822 * config/mips/74k.md (r74k_int_logical): New reservation and
12824 (r74k_int_arith): Remove "slt".
12825 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12826 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12827 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12828 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12829 reservations for "arith".
12831 2007-07-04 Richard Guenther <rguenther@suse.de>
12833 * tree-ssa.c (useless_type_conversion_p): Add handling for
12834 scalar float and vector types. Only call the types_compatible_p
12835 langhook for aggregate types as last resort. Follow the
12838 2007-07-04 Richard Guenther <rguenther@suse.de>
12840 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12841 the same as NOP_EXPR.
12843 2007-07-04 Nick Clifton <nickc@redhat.com>
12845 * target.h (struct gcc_target): Add target_help field.
12846 * target-def.h (TARGET_HELP): New.
12847 (TARGET_INITIALIZER): Use TARGET_HELP.
12848 * opts.c (command_handle_option): Invoke target_help function, if
12849 defined, when the user has specified --target-help on the command
12851 * doc/invoke.texi: Mention that --target-help might print
12852 additional information.
12853 * doc/tm.texi: Document TARGET_HELP hook.
12855 * arm.c (TARGET_HELP): Override default definition.
12856 (arm_target_help): New - display a wrapped list of cores and
12857 architectures supported.
12859 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12861 * config/v850/v850.c (expand_prologue): Make sure
12862 GEN_INT() argument is sign extended rather than zero extended.
12863 (expand_epilogue): Likewise.
12864 (output_move_double): Delete.
12865 * config/v850/v850-protos.h (output_move_double): Delete.
12866 * config/v850/v850.md (movdi): Delete.
12867 (*movdi_internal): Delete.
12869 (*movdf_internal): Delete.
12871 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12873 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12874 unless compiling RTP PIC.
12876 2007-07-04 Richard Guenther <rguenther@suse.de>
12878 PR tree-optimization/32482
12879 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12880 original ssa name if we didn't find a shift expression.
12881 Fix shift constant for bit zero test.
12883 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12885 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12887 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12889 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12890 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12891 * config/arm/vxworks.h (ASM_SPEC): Delete.
12892 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12894 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12896 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12897 (DDR_REVERSED_P): New.
12898 * tree-data-ref.c (initialize_data_dependence_relation,
12899 build_classic_dist_vector): Set DDR_REVERSED_P.
12901 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12903 PR middle-end/32457
12904 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12905 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12906 init_omega_for_ddr_1): Use non conservative number of iterations
12908 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12909 (analyze_siv_subscript): Remove FIXME and reinitialization of
12910 last_conflicts to chrec_dont_know.
12911 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12913 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12915 * tree.c (maybe_canonicalize_argtypes): Improve description.
12917 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12919 * tree.c (maybe_canonicalize_argtypes): New.
12920 (build_function_type): Set canonical type.
12921 (build_method_type_directly): Ditto.
12922 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12925 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12927 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12929 (rewrite_use_nonlinear_expr): Likewise.
12931 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12933 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12935 2007-07-04 Ben Elliston <bje@au.ibm.com>
12937 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12940 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12942 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12943 (Exception Handling): Likewise.
12945 2007-07-03 Jan Hubicka <jh@suse.cz>
12947 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12949 2007-07-03 Eric Christopher <echristo@apple.com>
12951 * doc/cppopts.texi: Add conflicting option note to -dM.
12952 * doc/invoke.texi: Add note about possible conflicts with
12953 -E for -dCHARS and note that -dM will not produce
12954 any results if there is no machine dependent reorg.
12956 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12958 * tree.h (DECL_ALIGN): Back out previous change.
12960 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12962 * configure.ac: Test for .dtprelword support on MIPS.
12963 * configure, config.in: Regenerate.
12964 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12965 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12967 2007-07-03 Julian Brown <julian@codesourcery.com>
12969 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12970 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12971 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12972 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12974 (all_fpus): Add FPUTYPE_VFP3.
12975 (fp_model_for_fpu): Add VFPv3 field.
12976 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12977 (vfp3_const_double_index): New function. Return integer index of
12978 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12980 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12981 and argument represents a valid RTX for a VFPv3 constant.
12982 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12984 (vfp_emit_fstmd): Similar, for fstmd.
12985 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12986 constants, represented as integer indices.
12987 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12988 VFP_REGNO_OK_FOR_DOUBLE macros.
12989 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12990 (arm_file_start): Set float-abi attribute for VFPv3, and output
12991 correct ".fpu" assembler directive.
12992 (arm_dbx_register_numbering): Add FIXME.
12993 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12994 (fputype): Add FPUTYPE_VFP3.
12995 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12996 (CALL_USED_REGISTERS): Likewise.
12997 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12998 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12999 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
13000 (D7_VFP_REGNUM): New.
13001 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
13002 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
13003 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
13004 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
13005 (REG_ALLOC_ORDER): Adjust for VFPv3.
13006 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
13007 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
13008 VFP_LO_REGS, VFP_HI_REGS.
13009 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
13010 (IS_VFP_CLASS): Define macro.
13011 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
13013 (REGISTER_MOVE_COST): Likewise.
13014 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13015 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13016 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13017 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13018 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13019 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13020 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13021 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13022 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13023 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13024 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13025 where appropriate for single-word registers.
13026 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13027 As above. Fix type attributes.
13028 * config/arm/constraints.md (register_contraint "t"): Define.
13029 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13031 (register_constraint "x"): Define.
13032 (constraint "Dv"): Define.
13034 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13036 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13038 2007-07-03 Tom Tromey <tromey@redhat.com>
13040 * c-parser.c (objc_pq_context): Removed.
13041 (objc_need_raw_identifier): Likewise.
13042 (c_parser) <objc_pq_context>: New field.
13043 <objc_need_raw_identifier>: Likewise.
13044 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13045 (c_lex_one_token): Update.
13046 (c_parser_objc_protocol_definition): Update.
13047 (c_parser_objc_method_definition): Update.
13048 (c_parser_objc_methodproto): Update.
13049 (c_parser_declspecs): Update.
13051 2007-07-03 David Ung <davidu@mips.com>
13053 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13055 2007-07-03 David Ung <davidu@mips.com>
13056 Richard Sandiford <richard@codesourcery.com>
13058 * doc/invoke.texi: Document -march=74kf3_2.
13059 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13060 (TUNE_74K): Check for it.
13061 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13062 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13063 * config/mips/mips.md (cpu): Add 74kf3_2.
13064 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13065 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13066 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13067 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13068 74kf3_2 to the CPU list.
13069 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13070 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13071 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13072 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13073 (r74kf3_2_fxfer_from_c1): New insn reservations.
13075 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13076 David Ung <davidu@mips.com>
13078 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13079 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13080 and 74k[fx]. Document aliases for the new options.
13081 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13082 (PROCESSOR_24KF2_1): ...this.
13083 (PROCESSOR_24KX): Rename to...
13084 (PROCESSOR_24KF1_1): ...this.
13085 (PROCESSOR_74KF): Rename to...
13086 (PROCESSOR_74KF2_1): ...this.
13087 (PROCESSOR_74KX): Rename to...
13088 (PROCESSOR_74KF1_1): ...this.
13089 (TUNE_74K): Update PROCESSOR_* names.
13090 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13091 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13092 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13093 (mips_rtx_cost_data): Update processor names in comments.
13094 (mips_issue_rate): Update PROCESSOR_* names.
13095 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13096 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13097 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13098 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13099 Update cpu attribute names.
13100 (r24k_fpu_iss): Rename this reservation to...
13101 (r24kf2_1_fpu_iss): ...this and update all uses.
13102 (r24kx_fpu_iss): Rename this reservation to...
13103 (r24kf1_1_fpu_iss): ...this and update all uses.
13104 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13105 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13106 Update cpu attribute names.
13108 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13110 * config/m32r/constraints.md: New file.
13111 * config/m32r/m32r.c: Include tm-constrs.h.
13112 (small_data_operand): Use satisfies_constraint_* instead of macro.
13113 (addr24_operand, gen_compare): Likewise.
13114 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13115 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13116 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13117 EXTRA_CONSTRAINT): Likewise.
13118 * config/m32r/m32r.md: Include constraints.md.
13119 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13120 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13121 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13122 (two_insn_const_operand, int8_operand, uint16_operand,
13123 reg_or_int16_operand, reg_or_uint16_operand,
13124 reg_or_cmp_int16_operand, cmp_int16_operand,
13125 seth_add3_operand): Likewise.
13127 2007-07-03 Eric Christopher <echristo@gmail.com>
13129 * libgcc2.h: Conditionally declare __bswapsi2 and
13132 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13134 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13137 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13140 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13141 (__gthrw_pragma): Provide default definition.
13142 (__gthrw2): Use it.
13143 * gthr-posix.c (__gthrw_pragma): Define.
13145 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13147 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13148 before declaring inequality.
13150 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13152 * combine.c (recog_for_combine): Log the success or failure of
13153 matching new insn patterns against the machine description in
13156 2007-07-03 Revital Eres <eres@il.ibm.com>
13158 * ddg.c (print_sccs): New function.
13159 (check_sccs): New function.
13160 (create_ddg_all_sccs): Use it.
13161 * ddg.h (print_sccs): Declare.
13162 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13164 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13166 * targhooks.h (default_mode_for_suffix): New function declaration.
13167 * targhooks.c (default_mode_for_suffix): New default target hook.
13168 * target.h (struct c): New structure in the targetm struct.
13169 (mode_for_suffix): New target hook as part of struct c.
13170 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13171 default_mode_for_suffix.
13172 (TARGET_C): New define.
13173 * c-lex.c: Include "target.h".
13174 (interpret_float): Use targetm.c.mode_for_suffix to determine
13175 the mode for a given non-standard suffix.
13176 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13178 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13179 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13181 * doc/extend.texi (Floating Types): New node. Document __float80 and
13182 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13184 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13187 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13188 predicate instead of target_operand.
13189 (divsi3_i1_media, divsi3_media_2): Likewise.
13191 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13193 * tree.h (alias_sets_might_conflict_p): Rename into
13194 alias_sets_must_conflict_p.
13195 * alias.c (alias_sets_might_conflict_p): Likewise.
13196 (alias_sets_conflict_p): Use it.
13197 (objects_must_conflict_p): Likewise.
13198 * c-common.c (strict_aliasing_warning): Adjust.
13200 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13202 * rtlhooks.c (gen_lowpart_if_possible): Check for
13203 invalid subreg before calling gen_lowpart_SUBREG.
13205 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13207 * config/darwin9.h: Add copyright notice.
13208 (LINK_COMMAND_SPEC): Add comment.
13209 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13210 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13211 DARWIN_LIBSYSTEM_HAS_UNWIND.
13213 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13216 * omp-low.c (check_combined_parallel): New function.
13217 (lower_omp_parallel): Call it via walk_stmts, set
13218 OMP_PARALLEL_COMBINED if appropriate.
13219 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13220 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13221 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13222 don't consider it as combined parallel.
13224 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13226 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13227 (gcc_tooldir): Likewise.
13228 * configure: Regenerate.
13229 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13230 old configure.ac gcc_tooldir setting.
13231 (prefix_to_exec_prefix): New variable.
13232 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13233 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13235 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13237 Fix PR tree-optimization/32583
13238 Fix PR tree-optimization/32584
13239 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13240 (phi_translate_set): Use phi_translate directly now.
13241 (make_values_for_stmt): Don't value number RHS if we already know
13244 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13245 Jim Wilson <wilson@specifix.com>
13248 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13251 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13252 Richard Sandiford <richard@codesourcery.com>
13253 Nigel Stephens <nigel@mips.com>
13255 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13256 (mips16e_output_save_restore): Declare.
13257 (mips16e_save_restore_pattern_p): Likewise.
13258 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13259 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13260 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13261 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13262 (BITSET_P): New global macro, extracted from...
13263 (mips_for_each_saved_reg): ...here.
13264 (mips16e_save_restore_info): New struct.
13265 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13266 (mips16e_save_restore_regs): New variable.
13267 (mips_split_plus, mips16e_find_first_register): New functions.
13268 (mips16e_mask_registers): New function.
13269 (compute_frame_size): Expand the commentary before the function.
13270 Enforce the MIPS16e save and restore register range restrictions.
13271 Pad the general register save area at the low end.
13272 (mips16e_save_restore_reg, mips16e_build_save_restore)
13273 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13274 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13275 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13277 (mips_expand_prologue, mips_expand_epilogue): Handle
13278 GENERATE_MIPS16E_SAVE_RESTORE.
13279 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13281 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13283 PR tree-optimization/31966
13284 PR tree-optimization/32533
13285 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13286 "basic_block" description as its third argument. Update function
13287 calls to get destination bb from "edge" argument. Save "cond" into
13288 aux field of the edge. Update prototype for changed arguments.
13289 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13291 (find_phi_replacement_condition): Operate on incoming edges, not
13292 on predecessor blocks. If there is a condition saved in the
13293 incoming edge aux field, AND it with incoming bb predicate.
13294 Return source bb of the first edge.
13295 (clean_predicate_lists): Clean aux field of outgoing node edges.
13296 (tree_if_conversion): Do not initialize cond variable. Move
13297 variable declaration into the loop.
13298 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13299 initializations of new_stmt, arg0 and arg1 variables.
13301 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13303 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13304 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13306 2007-07-02 Richard Guenther <rguenther@suse.de>
13308 * tree-ssa.c (useless_type_conversion_p): Document
13309 future intent as defining the middle-end type system.
13310 Re-structure to call langhook last, group by type class,
13311 mark questionable parts.
13313 2007-07-02 Richard Guenther <rguenther@suse.de>
13315 * tree-flow.h (types_compatible_p): Declare.
13316 * tree-ssa.c (types_compatible_p): New function.
13317 * ipa-type-escape.c (discover_unique_type): Use
13318 types_compatible_p instead of lang_hooks.types_compatible_p.
13319 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13320 * tree-vn.c (expressions_equal_p): Likewise.
13321 * tree.c (fields_compatible_p): Likewise.
13322 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13323 (cprop_operand): Use useless_type_conversion_p instead of
13324 lang_hooks.types_compatible_p.
13325 * tree-inline.c (setup_one_parameter): Likewise.
13326 (declare_return_variable): Likewise.
13327 * tree-nrv.c (tree_nrv): Likewise.
13328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13329 (maybe_fold_offset_to_component_ref): Likewise.
13330 (maybe_fold_offset_to_reference): Likewise.
13331 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13332 (merge_alias_info): Likewise.
13333 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13334 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13335 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13336 * tree-tailcall.c (find_tail_calls): Likewise.
13337 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13338 * gimplify.c (canonicalize_addr_expr): Likewise.
13339 (fold_indirect_ref_rhs): Likewise.
13340 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13341 (cpt_same_type): Likewise.
13342 (check_pointer_types_r): Swap parameters to cpt_same_type
13344 * fold-const.c (fold_convert): Revert fix for PR15988.
13345 * tree-inline.c (setup_one_parameter): Instead fix it here by
13346 using fold_build1 instead of fold_convert and checking for
13347 error_mark_node. Convert only if the conversion is necessary.
13349 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13351 * configure.ac: Check for .gnu_attribute on Power.
13352 * configure: Regenerate.
13353 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13354 attribute for floating-point ABI.
13356 2007-07-02 Ira Rosen <irar@il.ibm.com>
13358 PR tree-optimization/32230
13359 PR tree-optimization/32477
13360 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13361 address is a constant.
13363 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13365 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13366 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13367 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13368 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13369 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13370 64-bit targets. Add support for *-elfoabi*.
13371 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13372 different settings if $(tm_defines) does not select the EABI.
13373 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13374 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13375 (MIPS_ARCH_OPTION_SPEC): Likewise.
13376 (MIPS_ISA_LEVEL_SPEC): Likewise.
13377 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13378 * config/mips/elfoabi.h: New file.
13380 2007-07-02 Richard Guenther <rguenther@suse.de>
13382 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13383 (useless_type_conversion_p): ... this.
13384 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13385 (useless_type_conversion_p): ... this.
13386 * builtins.c (fold_builtin_memory_op): Rename
13387 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13388 * tree-cfg.c (verify_expr): Likewise.
13389 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13390 * tree-ssa-ccp.c (ccp_fold): Likewise.
13391 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13392 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13393 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13394 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13395 * tree-ssa-pre.c (eliminate): Likewise.
13396 * tree-ssa.c (delete_tree_ssa): Likewise.
13397 (tree_ssa_useless_type_conversion): Likewise.
13398 * tree.c (build2_stat): Likewise.
13400 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13402 Fix PR tree-optimization/32571
13403 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13406 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13408 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13409 and other expected operations explicitly, change default to
13412 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13414 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13416 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13417 (tls_load_dot_plus_eight): Move the label number into the unspec.
13418 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13420 2007-07-01 Andreas Schwab <schwab@suse.de>
13422 * dwarf2out.c (initial_return_save): Define only if used.
13424 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13426 Unreverting Richard's Revert of:
13428 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13430 * dce.c (deletable_insn_p_1): New function, split out from...
13431 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13432 specially, not those inside PARALLELs. Remove BODY argument
13433 and adjust recursive call accordingly.
13434 (prescan_insns_for_dce): Update call to delete_insn_p.
13436 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13437 Revital Eres <eres@il.ibm.com>
13439 * ddg.c (create_ddg_all_sccs): Fix missed
13440 initialization of scc_nodes.
13442 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13444 PR middle-end/32559
13445 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13446 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13448 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13450 * configure.ac: Check for .gnu_attribute on MIPS.
13451 * configure, config.in: Regenerate.
13452 * config/mips/mips.c (mips_file_start): If supported, output
13453 attribute for floating-point ABI.
13455 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13458 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13459 (ffs_cmove): New expander to expand using ctz pattern.
13460 (*ffs_cmove): Remove pattern.
13461 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13462 (ffsdi2): Expand using ctz pattern.
13463 (*ffs_rex64): Remove pattern.
13465 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13467 PR rtl-optimization/32296
13468 * pa.md (return): Delete pattern.
13469 (return_internal): Remove "(const_int 1)" from pattern.
13470 (epilogue): Use return_internal pattern for trivial returns.
13471 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13472 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13474 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13476 * tree-ssa-pre.c (is_exception_related): New function
13477 (can_value_number_operation): Use it.
13479 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13481 Fix PR tree-optimization/32540
13482 Fix PR tree-optimization/31651
13484 * tree-ssa-sccvn.c: New file.
13486 * tree-ssa-sccvn.h: Ditto.
13488 * tree-vn.c: Include tree-ssa-sccvn.h
13489 (val_expr_paid_d): Removed.
13490 (value_table): Ditto.
13491 (vn_compute): Ditto.
13492 (val_expr_pair_hash): Ditto.
13493 (val_expr_pair_expr_eq): Ditto.
13494 (copy_vuses_from_stmt): Ditto.
13495 (vn_delete): Ditto.
13497 (shared_vuses_from_stmt): Ditto.
13498 (print_creation_to_file): Moved up.
13499 (sort_vuses): Ditto.
13500 (sort_vuses_heap): Ditto.
13501 (set_value_handle): Make non-static.
13502 (make_value_handle): Ditto.
13503 (vn_add): Rewritten to use sccvn lookups.
13504 (vn_add_with_vuses): Ditto.
13505 (vn_lookup): Ditto (and second argument removed).
13506 (vn_lookup_with_vuses): Ditto.
13507 (vn_lookup_or_add): Ditto (and second argument removed);
13508 (vn_lookup_or_add_with_vuses): Ditto.
13509 (vn_lookup_with_stmt): New.
13510 (vn_lookup_or_add_with_stmt): Ditto.
13511 (create_value_handle_for_expr): Ditto.
13513 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13514 (seen_during_translate): New function.
13515 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13516 (phi_trans_add): Ditto.
13517 (constant_expr_p): FIELD_DECL is always constant.
13518 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13519 Use constant_expr_p.
13520 Avoid infinite recursion on mutually valued expressions.
13521 Change callers of vn_lookup_or_add.
13522 (phi_translate): New function.
13523 (compute_antic_safe): Allow phi nodes.
13524 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13525 (find_or_generate_expression): Rewrite slightly.
13526 (create_expression_by_pieces): Updated for vn_lookup_or_add
13528 Update VN_INFO for new names.
13529 (insert_into_preds_of_block): Update for new names.
13530 (add_to_exp_gen): New function.
13531 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13532 (find_existing_value_expr): Rewrite to changed vn_lookup.
13533 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13534 (try_look_through_load): Removed.
13535 (try_combine_conversion): Ditto.
13536 (get_sccvn_value): New function.
13537 (make_values_for_phi): Ditto.
13538 (make_values_for_stmt): Ditto.
13539 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13541 (init_pre): Update for SCCVN changes.
13543 (execute_pre): Ditto.
13545 * tree-flow.h (make_value_handle): Declare.
13546 (set_value_handle): Ditto.
13547 (sort_vuses_heap): Ditto.
13548 (vn_lookup_or_add_with_stmt): Ditto.
13549 (vn_lookup_with_stmt): Ditto.
13550 (vn_compute): Remove.
13552 (vn_delete): Ditto.
13553 (vn_lookup): Update arguments.
13555 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13556 (tree-vn.o): Ditto.
13557 (tree-ssa-sccvn.o): New.
13558 (OBJS-common): Add tree-ssa-sccvn.o
13560 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13563 * c-typeck.c (build_external_ref): Don't mark as used if called
13565 * calls.c (rtx_for_function_call): Likewise.
13567 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13571 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13573 * dce.c (deletable_insn_p_1): New function, split out from...
13574 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13575 specially, not those inside PARALLELs. Remove BODY argument
13576 and adjust recursive call accordingly.
13577 (prescan_insns_for_dce): Update call to delete_insn_p.
13579 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13581 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13582 (try_combine): Move potential calls to undo_all() so they happen
13583 before we commit to using the combined insns.
13585 2006-06-30 Jan Hubicka <jh@suse.cz>
13587 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13590 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13592 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13593 (cgraph_remove_unreachable_nodes): Likewise.
13594 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13595 * ipa-inline.c (update_caller_keys): Cast according to the coding
13597 (cgraph_decide_recursive_inlining): Likewise.
13598 (cgraph_decide_inlining_of_small_function): Likewise.
13599 (try_inline): Likewise.
13600 (cgraph_decide_inlining_incrementally): Likewise.
13601 * ipa-pure-const.c (get_function_state): Likewise.
13602 (scan_function): Likewise.
13603 (analyze_function): Likewise.
13604 (static_execute): Likewise.
13605 * ipa-reference.c (scan_for_static_refs): Likewise.
13606 (merge_callee_local_info): Likewise.
13607 (analyze_function): Use type safe memory macros.
13608 (static_execute): Likewise. Cast according to the coding conventions.
13609 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13611 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13613 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13614 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13617 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13619 PR middle-end/30024
13620 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13621 for complex modes (both int and real).
13623 2007-06-29 Jan Hubicka <jh@suse.cz>
13625 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13627 2007-06-29 Jan Hubicka <jh@suse.cz>
13629 PR middle-end/32372
13630 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13633 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13636 * config/avr/avr.c: Include dataflow header file.
13637 (expand_prologue): Adjust for prologue insn change.
13638 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13641 2007-06-29 Richard Guenther <rguenther@suse.de>
13643 PR middle-end/32493
13644 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13645 during type verification.
13647 2007-06-29 Jan Hubicka <jh@suse.cz>
13649 * recog.c (validate_change_rtx_1): Unshare TO argument.
13651 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13653 PR tree-optimization/24659
13654 * tree-vect-transform.c (vectorizable_call): Handle
13655 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13657 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13658 * config/i386/i386.c (enum ix86_builtins)
13659 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13660 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13662 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13663 const using def_builtin_const.
13664 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13665 input operands in the same modes as the result.
13666 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13668 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13670 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13671 (df_set_dead_notes_for_mw): Likewise.
13673 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13675 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13677 2007-06-28 DJ Delorie <dj@redhat.com>
13679 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13681 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13683 * doc/invoke.texi (C++ Dialect Options): Document
13684 fvisibility-ms-compat.
13685 * c.opt (fvisibility-ms-compat): New.
13687 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13690 * tree-affine.c (aff_combination_add_elt): Handle
13691 pointer addition specially.
13693 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13695 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13696 decl is non-external for AIX ABI.
13698 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13700 * config/rs6000/predicates.md (current_file_function_operand):
13701 Ensure the symbol is non-external for AIX ABI.
13703 2007-06-28 Nick Clifton <nickc@redhat.com>
13705 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13706 (fdce, fdse, fpredictive-commoning): Likewise.
13708 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13711 * gcc.c (process_command): Recognize the new -static-libgfortran
13714 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13717 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13718 Use a call clobbered hard reg instead of a pseudo reg.
13720 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13722 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13724 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13727 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13728 REG_LIBCALL and REG_RETVAL notes.
13729 (divsi3, mulsi3): Likewise.
13730 (mulhisi3): Likewise. Use emit_libcall_block.
13731 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13733 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13735 PR rtl-optimization/32481
13736 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13738 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13740 * dce.c (deletable_insn_p_1): New function, split out from...
13741 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13742 specially, not those inside PARALLELs. Remove BODY argument
13743 and adjust recursive call accordingly.
13744 (prescan_insns_for_dce): Update call to delete_insn_p.
13746 2007-06-27 Richard Guenther <rguenther@suse.de>
13748 PR middle-end/32492
13749 * tree.h (fold_convertible_p): Declare.
13750 * fold-const.c (fold_convertible_p): New function.
13751 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13752 instead of lang_hooks.types_compatible_p.
13754 2007-06-26 Jan Hubicka <jh@suse.cz>
13756 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13757 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13758 early use validate_unshare_change.
13759 (reload_combine): Likewise.
13760 * recog.c (change_t): New field unshare.
13761 (validate_change_1): Rename from validate_change; add argument unshare.
13762 (validate_change): Turn into wrapper of validate_change_1; update
13763 prototype for bools.
13764 (validate_unshare_change): New.
13765 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13766 calls of df_insn_rescan.
13767 * recog.h (validate_change): Replace ints by bools.
13768 (validate_unshare_change): Declare.
13770 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13772 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13774 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13776 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13778 2007-06-25 Jan Hubicka <jh@suse.cz>
13780 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13782 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13783 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13784 places other call site specific checks are performed.
13786 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13789 * tree-vect-transform.c (vectorizable_operation): Convert
13790 POINTER_PLUS_EXPR over to PLUS_EXPR.
13792 2007-06-25 Chao-ying Fu <fu@mips.com>
13794 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13795 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13796 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13797 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13799 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13800 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13801 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13802 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13803 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13804 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13805 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13806 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13807 ALL_FIXED_POINT_MODE_P): New define.
13808 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13810 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13812 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13813 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13814 MODE_VECTOR_UACCUM): New mode classes.
13816 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13817 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13818 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13821 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13822 (blank_mode): Initialize ibit and fbit.
13823 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13824 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13826 (new_adjust): Change required_class to required_class_from and
13827 required_class_to for testing within a range.
13828 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13829 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13830 MODE_VECTOR_UACCUM.
13831 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13832 (make_fixed_point_mode): New.
13833 (_ADD_ADJUST): Change C to C1 and C2.
13834 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13835 use a range for machine classes.
13836 (ADJUST_IBIT, ADJUST_FBIT): New.
13837 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13839 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13840 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13841 Emit adjustment for ibit and fbit.
13842 (emit_mode_ibit, emit_mode_fbit): New.
13843 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13845 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13847 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13848 as the source of the set.
13850 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13852 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13853 FP_REGNO_P): Use IN_RANGE.
13854 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13855 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13856 (DATA_REG_P): Use DATA_REGNO_P.
13857 (FP_REG_P): Use FP_REGNO_P.
13858 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13859 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13860 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13862 2007-06-24 Jan Hubicka <jh@suse.cz>
13864 PR middle-end/30563
13865 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13867 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13869 PR middle-end/32461
13870 * fold-const.c (fold_binary): Strip nops of operand 0
13871 of BIT_NOT_EXPR before calling operand_equal_p.
13872 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13873 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13875 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13877 * doc/extend.texi: Document that dllimport and dllexport imply
13878 default visibility.
13879 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13880 imported or exported declaration, including type declarations.
13881 * c-common.c (handle_visibility_attribute): Check for conflicts
13882 with dllimport/dllexport.
13883 (c_determine_visibility): Handle dllimport/dllexport as an
13884 explicit visibility atttribute.
13886 2007-06-23 Richard Guenther <rguenther@suse.de>
13888 PR tree-optimization/16876
13889 PR middle-end/29478
13890 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13892 * tree-inline.c (initialize_inlined_parameters): Do not call
13893 lang_hooks.tree_inlining.convert_parm_for_inlining.
13894 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13895 reason for mismatched types.
13896 * gimplify.c (gimplify_call_expr): Verify the call expression
13897 arguments match the called function type signature. Otherwise
13898 mark the call expression to be not considered for inlining
13899 using CALL_CANNOT_INLINE_P flag.
13900 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13901 edges call expression.
13902 (cgraph_decide_inlining_of_small_function): Likewise.
13903 (cgraph_decide_inlining): Likewise.
13904 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13906 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13907 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13908 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13909 Remove declaration.
13910 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13911 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13913 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13914 convert_parm_for_inlining member.
13916 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13919 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13920 Remove optimization for GT.
13922 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13924 PR middle-end/32437
13925 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13927 (prescan_insns_for_dce): Add extra parameter.
13929 2007-06-23 Jan Hubicka <jh@suse.cz>
13931 PR middle-end/31541
13932 * gimplify.c (mark_addressable): New function.
13933 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13935 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13937 PR middle-end/32374
13938 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13940 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13943 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13944 moves between MMX/SSE registers to at least 8 units to prevent
13945 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13947 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13949 * config/i386/i386.c (override_options): Correct x86_sahf
13952 2007-06-21 David Daney <ddaney@avtrex.com>
13955 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13956 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13957 (exception_receiver): Renamed to ...
13958 (nonlocal_goto_receiver): ... this.
13960 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13962 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13963 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13964 partial register accesses.
13966 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13968 * fold-const.c (debug_fold_checksum): Move it under
13969 ENABLE_FOLD_CHECKING.
13971 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13973 PR middle-end/20623
13974 * tree.h (debug_fold_checksum): Declared.
13975 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13976 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13977 build_fold_addr_expr_with_type_1.
13978 (fold_addr_expr, debug_fold_checksum): New.
13979 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13980 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13981 Use fold_addr_expr.
13983 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13985 PR tree-optimization/19590
13986 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13987 of scev is a constant.
13989 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13991 * df-problems.c (df_note_bb_compute): Made computation of live
13992 info consistent with df_lr.
13994 2007-06-21 Richard Guenther <rguenther@suse.de>
13996 PR tree-optimization/32453
13997 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13998 for pointer anti-range.
14000 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
14002 * config/i386/i386.c (processor_target_table): Increase maximum
14003 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
14006 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
14007 byte alignment if > 8 byte alignment is preferred.
14008 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
14010 2007-06-21 Jakub Jelinek <jakub@redhat.com>
14012 PR tree-optimization/31866
14013 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14014 if ASM_EXPR's input is not a SSA_NAME.
14016 PR middle-end/32362
14017 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14018 but decl is a global var, instead return decl.
14019 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14020 even for is_global_var decls, if they are private in some outer
14023 2007-06-21 Richard Guenther <rguenther@suse.de>
14025 PR tree-optimization/32451
14026 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14028 2007-06-21 Christian Bruel <christian.bruel@st.com>
14030 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14031 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14032 (push_regs): Changed saving order or banked registers.
14033 (sh_expand_epilogue): Likewise.
14034 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14035 (FIRST_BANKED_REG): Likewise.
14036 (LAST_BANKED_REG): Likewise.
14037 * config/sh/sh.md (banked) New attribute.
14038 (in_delay_slot): Check banked attribute.
14040 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14042 PR tree-optimization/32075
14043 * tree-data-ref.c (subscript_dependence_tester_1,
14044 analyze_miv_subscript, analyze_overlapping_iterations,
14045 add_distance_for_zero_overlaps, build_classic_dist_vector,
14046 subscript_dependence_tester_1, analyze_overlapping_iterations,
14047 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14048 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14049 to evolution_function_is_affine_multivariate_p.
14051 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14053 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14055 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14058 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14060 * config/m32c/prologue.md (epilogue_exitd_16): New.
14061 (epilogue_reit_16): New.
14062 (epilogue_exitd): Rename to epilogue_exitd_24.
14063 (epilogue_reit): Rename to epilogue_reit_24.
14065 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14066 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14068 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14070 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14071 if dbg_cnt (sched_insn) reaches the limit.
14072 (choose_ready): New parameter INSN_PTR and new return value.
14073 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14074 the new return value from choose_ready.
14075 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14076 (rest_of_handle_global_alloc): New global_alloc_at_func.
14078 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14080 PR tree-optimization/25737
14081 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14082 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14083 * tree-flow.h (struct fieldoff): Add new field alias_set.
14084 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14085 argument addressable_type. Set alias_set of fieldoff.
14086 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14087 (create_overlap_variables_for): Pass alias_set from fieldoff to
14089 * alias.c (get_alias_set): Use alias_set from SFT if set.
14091 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14093 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14094 of a variable as an unsigned HOST_WIDE_INT integer.
14096 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14098 PR rtl-optimization/32405
14099 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14101 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14103 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14105 PR middle-end/31959
14106 * builtins.c: Include diagnostic.h.
14107 (expand_builtin_expect): Make gcc_assert more permissive.
14108 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14110 PR inline-asm/32109
14111 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14114 PR middle-end/32285
14115 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14116 if ACCUMULATE_OUTGOING_ARGS.
14118 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14120 * config/m68hc11/m68hc11.c: Include dataflow header file.
14121 (m68hc11_reorg): Port to dataflow.
14123 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14125 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14126 (struct df_problem.free_blocks_on_set_blocks): New field.
14127 (struct dataflow.optional_p): New field.
14128 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14129 (df_live_set_all_dirty): New function.
14130 * df-scan.c (df_scan_alloc): Initialize optional_p.
14131 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14132 * df-core.c (df_set_blocks): Removed use of
14133 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14134 df_problem.free_blocks_on_set_blocks to determine which blocks are
14136 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14137 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14138 uses dataflow.optional_p to determine if problem should be
14140 (rest_of_handle_df_initialize): Only start live problem if
14142 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14143 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14144 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14145 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14146 problem_NOTE): Initialize free_blocks_on_set_blocks.
14147 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14149 (df_live_set_all_dirty, df_note_alloc): New function.
14150 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14152 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14153 * postreload.c (reload_combine): Ditto.
14154 * cse.c (cse_extended_basic_block): Ditto.
14155 * regmove.c (mark_flags_life_zones): Ditto.
14156 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14157 erase_matching_seqs): Ditto.
14158 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14159 * integrate (allocate_initial_values): Ditto.
14160 * combine.c (reg_dead_at_p): Ditto.
14161 * resource.c (mark_target_live_regs): Ditto.
14162 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14163 * config/sh/sh.c (find_r0_life_regions): Ditto.
14164 * global.c (rest_of_handle_global_alloc): Only add back df_live
14166 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14167 df_live for -O > 1.
14168 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14170 (if_convert): Make sure df_live is there at -O == 1.
14171 (pass_if_after_combine): Cleanup flags.
14172 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14173 is there at -O == 1.
14175 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14177 * config/arm/arm.c (arm_get_frame_offsets): Set
14178 offsets->locals_base to avoid negative stack size.
14179 (thumb1_expand_prologue): Assert on negative stack size.
14181 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14183 PR tree-optimization/32367
14184 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14185 of the chrec has no evolution in that loop.
14186 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14188 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14190 * config/xtensa/xtensa.c: Include "df.h".
14191 (xtensa_builtin_saveregs): Use adjust_address instead of
14193 (xtensa_va_start): Invoke make_tree with sizetype for
14194 expand_builtin_saveregs and then convert the result to a pointer.
14195 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14196 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14197 Subtract argument size from index value as integers and then use
14198 POINTER_PLUS_EXPR to add the result to the array address.
14200 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14203 * config/m32c/m32c.c: Include dataflow header file.
14204 (m32c_emit_prologue): Adjust for prologue insn change.
14205 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14206 once inside a PARALLEL. Assume frame size passed in operand 0
14207 includes space to save the fb register.
14208 (prologue_enter_24): Likewise.
14209 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14211 2007-06-19 David Daney <ddaney@avtrex.com
14214 * config/mips/mips.md (cprestore): Mark $gp as used.
14216 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14219 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14220 (frv_ifcvt_modify_insn): Likewise.
14222 2007-06-19 Richard Guenther <rguenther@suse.de>
14224 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14225 only handle positive offsets that fit in a HOST_WIDE_INT.
14227 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14229 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14230 result of rsqrt insn for zero input argument to avoid NaN.
14232 2007-06-19 Richard Guenther <rguenther@suse.de>
14234 PR middle-end/31950
14235 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14237 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14239 PR tree-optimization/32353
14240 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14242 2007-06-19 Nick Clifton <nickc@redhat.com>
14244 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14246 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14249 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14250 * config/i386/i386.c (assign_386_stack_local): Assert that
14251 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14252 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14253 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14254 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14256 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14258 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14260 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14262 PR rtl-optimization/32321
14263 * gcse.c (replace_store_insn): Update the note before
14264 calling emit_insn_after.
14266 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14268 PR middle-end/32355
14269 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14271 * df-problems.c (df_note_bb_compute): Fix dumping info.
14273 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14275 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14276 insn with emit_jump_insn.
14278 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14280 PR tree-optimization/32383
14281 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14282 * targhooks.h (default_builtin_reciprocal): Update prototype.
14283 * target.h (struct gcc_target): Update builtin_reciprocal.
14284 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14285 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14286 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14287 when fndecl is in BUILT_IN_MD class.
14288 (execute_convert_to_rsqrt): Ditto.
14290 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14291 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14292 Convert BUILT_IN_SQRTF code only when md_fn is false.
14294 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14296 * bt-load.c (move_btr_def): Fix the order of arguments
14297 to validate_replace_rtx.
14299 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14301 * config/m68k/m68k-devices.def: Add 54450..54455.
14303 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14305 PR rtl-optimization/32366
14306 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14307 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14310 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14312 PR middle-end/32349
14313 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14314 this is true, rescan insn being modified.
14315 (sms_schedule): Added rescan parameter.
14316 (rest_of_handle_sms): Moved freeing of dominance info to before
14317 getting out of cfg_layout.
14319 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14321 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14322 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14325 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14326 FL_CF_EMAC from the entry for isac.
14328 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14329 (const_sibcall_operand): New.
14330 (sibcall_operand): Use it.
14331 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14332 (m68k_isas): ISAC does not imply FPU or EMAC.
14333 (override_options): Add ISA_C logic for symbolic jump & call.
14335 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14337 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14338 return mode from the builtin itself.
14339 (sparc_fold_builtin): Fix cast of zero constant.
14341 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14343 * targhooks.c (default_builtin_reciprocal): New default target hook.
14344 * targhooks.h (default_builtin_reciprocal): Add prototype.
14345 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14346 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14347 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14348 default_builtin_reciprocal.
14350 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14352 PR middle-end/31723
14353 * hooks.c (hook_tree_tree_bool_null): New hook.
14354 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14355 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14356 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14357 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14358 and convert it to reciprocal a*rfunc(b).
14359 (execute_convert_to_rsqrt): New function.
14360 (gate_convert_to_rsqrt): New function.
14361 (pass_convert_to_rsqrt): New pass definition.
14362 * target.h (struct gcc_target): Add builtin_reciprocal.
14363 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14364 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14365 TARGET_BUILTIN_RECIPROCAL.
14366 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14368 * config/i386/i386.h (TARGET_RECIP): New define.
14369 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14370 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14371 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14372 and not optimizing for size.
14373 (*rcpsf2_sse): New insn pattern.
14374 (*rsqrtsf2_sse): Ditto.
14375 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14376 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14377 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14378 and not optimizing for size.
14379 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14380 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14381 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14382 and not optimizing for size.
14383 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14384 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14385 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14386 and not optimizing for size.
14387 (*sse_rsqrtv4sf2): Do not export.
14388 (sqrtv4sf2): Ditto.
14389 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14390 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14391 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14392 and not optimizing for size.
14393 (sqrtv4sf2): Ditto.
14394 * config/i386/i386.opt (mrecip): New option.
14395 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14396 (ix86_emit_swsqrtsf): Ditto.
14397 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14398 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14399 builtin definition.
14400 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14401 ix86_expand_unop1_builtin.
14402 (ix86_emit_swdivsf): New function.
14403 (ix86_emit_swsqrtsf): Ditto.
14404 (ix86_builtin_reciprocal): New function.
14405 (TARGET_BUILTIN_RECIPROCAL): Use it.
14406 (ix86_vectorize_builtin_conversion): Rename from
14407 ix86_builtin_conversion.
14408 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14409 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14410 "i386 and x86_64 Options" section.
14411 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14413 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14414 Zdenek Dvorak <dvorakz@suse.cz>
14415 Richard Guenther <rguenther@suse.de>
14416 Kaz Kojima <kkojima@gcc.gnu.org>
14418 * tree-vrp.c (compare_values_warnv): Convert val2 to
14420 (extract_range_from_assert): Create
14421 POINTER_PLUS_EXPR for pointer types.
14422 (extract_range_from_binary_expr): Handle
14423 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14425 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14426 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14427 POINTER_PLUS_EXPR as PLUS_EXPR.
14428 (number_of_iterations_lt_to_ne):
14429 For pointer types, use sizetype when
14430 creating MINUS_EXPR/PLUS_EXPRs.
14431 (assert_loop_rolls_lt): For pointer types, use sizetype when
14432 creating MINUS_EXPR/PLUS_EXPRs.
14433 (number_of_iterations_le): Likewise.
14434 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14435 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14436 like PLUS_EXPR and MINUS_EXPR.
14437 * tree-pretty-print.c (dump_generic_node): Handle
14439 (op_prio): Likewise.
14440 (op_symbol_1): Likewise.
14441 * optabs.c (optab_for_tree_code): Likewise.
14442 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14444 * tree-tailcall.c (process_assignment): Mention
14445 POINTER_PLUS_EXPR in a TODO comment.
14446 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14447 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14448 not used with a pointer and an integer type.
14449 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14450 increment using chrec_convert_rhs instead of chrec_convert.
14451 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14452 PLUS_EXPR except for the right hand side's type will be
14454 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14455 (fold_used_pointer_cast): Kill.
14456 (pointer_offset_p): Kill.
14457 (fold_used_pointer): Kill.
14458 (pointer_used_p): Kill.
14459 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14460 call fold_used_pointer.
14461 (instantiate_parameters_1): Convert the increment
14462 using chrec_convert_rhs instead of chrec_convert.
14463 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14464 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14465 instead of PLUS_EXPR.
14466 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14467 PLUS_EXPR for pointers.
14468 (std_gimplify_va_arg_expr): Likewise.
14469 (fold_builtin_memory_op): Likewise.
14470 (fold_builtin_strstr): Likewise.
14471 (fold_builtin_strchr): Likewise.
14472 (fold_builtin_strrchr): Likewise.
14473 (fold_builtin_strpbrk): Likewise.
14474 (expand_builtin_memory_chk): Likewise.
14475 (fold_builtin_memory_chk): Likewise.
14476 (std_expand_builtin_va_start): Use
14477 sizetype for the call to make_tree and then convert
14478 to the pointer type.
14479 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14480 instead of PLUS_EXPR for adding to a pointer.
14481 (std_gimplify_va_arg_expr): Use fold_build2 for
14482 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14483 the operands to sizetype first and then cast the BIT_AND_EXPR
14484 back to the pointer type.
14485 * fold-const.c (build_range_check): Handle pointer types
14487 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14488 of PLUS_EXPR's. Make sure the offset is converted to
14490 (try_move_mult_to_index): Strip the NOPs from the offset.
14491 Remove code argument and replace all uses with PLUS_EXPR.
14492 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14493 specially. Don't use a pointer type for MINUS_EXPR.
14494 (fold_unary): Handle for (T1)(X op Y),
14495 only p+ as that is the only as that can be handled for
14496 binary operators now.
14497 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14499 <case PLUS_EXPR>: Add folding of PTR+INT into
14501 Don't call try_move_mult_to_index.
14502 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14503 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14504 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14505 Don't call try_move_mult_to_index.
14506 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14507 (tree_expr_nonzero_p): Likewise.
14508 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14509 of PLUS_EXPR for the complex expression folding.
14510 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14511 first chrec is a pointer type, then the second should
14512 be sizetype and not the first's type.
14513 For POINTER_PLUS_EXPR, use a different right hand side type.
14514 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14515 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14516 different right hand side type.
14517 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14518 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14519 instead of PLUS_EXPR.
14520 When either operand is zero, convert the other operand.
14521 (chrec_apply): Use chrec_convert_rhs
14522 on the argument x instead of chrec_convert.
14523 (reset_evolution_in_loop): For pointer types, the new_evol
14524 should be sizetype.
14525 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14526 different right hand side type.
14527 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14528 (chrec_convert_rhs): New function.
14529 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14530 different right hand side type.
14531 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14532 * tree-chrec.h (chrec_convert_rhs): New prototype.
14533 (build_polynomial_chrec): For pointer types, the right hand
14534 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14535 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14536 Remove subtraction case as it is always addition now.
14537 Make sure the offset is converted to sizetype.
14538 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14539 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14540 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14541 PLUS_EXPR in pointer type.
14542 Handle POINTER_PLUS_EXPR.
14543 (tree_to_aff_combination): Likewise.
14544 (force_expr_to_var_cost): Likewise.
14545 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14546 instead of PLUS_EXPR for pointers.
14547 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14548 instead of PLUS_EXPR of pointer types.
14549 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14551 (check_va_list_escapes): Likewise.
14552 (check_all_va_list_escapes): Likewise.
14553 * dwarf2out.c (loc_descriptor_from_tree_1):
14554 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14555 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14556 (string_constant): Likewise.
14557 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14558 the offset to the base, use POINTER_PLUS_EXPR.
14559 (add_to_parts): Convert the index to sizetype.
14560 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14561 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14562 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14563 Offset only holds something for PLUS_EXPR.
14564 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14566 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14568 (analyze_accesses_for_modify_stmt): Likewise.
14569 Remove comment about the type being integral type as it is
14571 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14573 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14575 Correct the type which the artimentic is done in (is now
14578 * tree-data-ref.c (split_constant_offset): Handle
14580 * tree-affine.c (tree_to_aff_combination): Likewise.
14581 * c-typeck.c (build_unary_op): For pointers create the increment
14582 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14584 * gimplify.c (gimplify_self_mod_expr): Create a
14585 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14586 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14587 * tree.def (POINTER_PLUS_EXPR): New tree code.
14588 * tree-predcom.c (ref_at_iteration): If we have a pointer
14589 type do the multiplication in sizetype.
14590 * tree-mudflap.c (mf_xform_derefs_1): Create a
14591 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14592 * tree-ssa-forwprop.c
14593 (forward_propagate_addr_into_variable_array_index):
14594 Don't expect there to be a cast for the index as that
14595 does not exist anymore.
14596 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14597 instead of PLUS_EXPR.
14598 Don't check for the first operand of the POINTER_PLUS_EXPR
14599 was the index as it cannot be.
14600 Call forward_propagate_addr_into_variable_array_index with
14601 the SSA_NAME instead of the statement.
14602 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14603 (compare_constant): Likewise.
14604 (copy_constant): Likewise.
14605 (compute_reloc_for_constant): Likewise.
14606 (output_addressed_constants): Likewise.
14607 (initializer_constant_valid_p): Likewise.
14608 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14609 Convert the MIN/MAX of the inner type to the outer
14610 type before comparing them.
14611 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14612 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14613 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14614 of PLUS_EXPR for pointers.
14615 * tree-inline.c (estimate_num_insns_1): Handle
14617 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14618 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14619 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14620 instead of PLUS_EXPR for the pointer increment statement.
14621 (vect_update_ivs_after_vectorizer): For pointer types, create
14622 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14623 MULT_EXPR in sizetype.
14624 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14626 * tree-object-size.c (plus_expr_object_size): Handle
14627 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14628 code which is trying to figure out which side is a pointer and
14630 (check_for_plus_in_loops_1): Likewise.
14631 (check_for_plus_in_loops): Likewise.
14632 * c-common.c (pointer_int_sum): Create a
14633 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14634 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14635 only POINTER_PLUS_EXPR. Removing all the extra
14636 code which is trying to figure out which side is a pointer and
14638 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14639 PLUS_EXPR and MINUS_EXPR.
14640 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14642 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14643 with make_tree, instead of a pointer type.
14644 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14645 for pointers instead of PLUS_EXPR.
14646 (s390_gimplify_va_arg): Likewise.
14647 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14648 instead of PLUS_EXPR when doing addition on pointer
14649 types. Use sizetype for the second operand.
14650 (spu_gimplify_va_arg_expr): Likewise.
14651 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14652 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14653 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14654 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14655 for the pointer addition and also use size_int/sizetype
14657 (ix86_gimplify_va_arg): Likewise.
14658 Perform BIT_AND_EXPR on sizetype arguments.
14659 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14660 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14661 for the pointer additions and also use size_int for the offsets.
14662 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14663 additions and also use size_int for the offsets. Perform
14664 BIT_AND_EXPR on sizetype arguments.
14665 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14666 POINTER_PLUS_EXPR for pointers and create the
14667 BIT_AND_EXPR in sizetype.
14668 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14669 instead of PLUS_EXPR for pointer addition.
14670 (rs6000_va_start): Likewise.
14671 Also use sizetype for the offset.
14672 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14673 as PLUS_EXPR/MINUS_EXPR.
14674 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14675 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14676 Don't use BIT_AND_EXPR on a pointer type, convert the
14677 expression to sizetype first.
14678 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14680 (mips_gimplify_va_arg_expr): Likewise.
14681 Don't create BIT_AND_EXPR in a pointer type.
14683 2007-06-15 Eric Christopher <echristo@apple.com>
14685 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14686 (x86_64-*-darwin*): Ditto.
14687 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14690 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14692 * doc/extend.texi: Document behavior of __attribute__((aligned))
14695 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14697 * rtlanal.c (note_stores): Improve documentation.
14699 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14701 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14702 LOCAL_LABEL_PREFIX): Delete.
14703 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14704 (bfin_internal_label): Delete.
14706 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14708 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14709 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14710 otherwise define to LIBGCC2_TF_CEXT.
14711 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14712 (LIBGCC_TF_CEXT): Ditto.
14715 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14717 PR rtl-optimization/32339
14718 * df-scan.c (df_uses_record): Don't modify flags but just add to
14719 it for df_ref_record.
14721 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14723 * tree-mudflap.c: Fix whitespace issues.
14725 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14727 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14729 2007-06-14 Eric Christopher <echristo@apple.com>
14731 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14732 (movv4sf): Use gcc_unreachable instead of abort.
14734 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14737 * config/i386/sfp-machine.h (CMPtype): New define.
14738 (mach stubs): Use CMPtype instead of int as a return type.
14740 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14742 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14743 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14744 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14745 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14746 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14747 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14748 config/soft-fp/soft-fp.h: Update from glibc CVS.
14750 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14752 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14754 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14757 * config/v850/v850.c: Include dataflow header file.
14758 (substitute_ep_register): Fix typo.
14760 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14762 * configure.ac: Fix earlier checkin.
14763 * configure: Regenerated.
14765 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14767 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14768 * aclocal.m4: Regenerate.
14769 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14770 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14771 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14772 * configure: Regenerate.
14773 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14775 * Makefile.in (quickstrap): Build libgcc too.
14777 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14779 * configure.ac: Add --enable-checking=df. Explicitly mention that
14780 the variables are initialized as for "release".
14781 * df-core.c: Use it.
14782 * configure: Regenerate.
14783 * config.in: Regenerate.
14785 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14787 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14788 validate_replace_rtx instead of replace_rtx.
14789 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14791 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14793 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14794 (DWARF2_UNWIND_INFO): Override default if configured with
14796 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14797 (ENDFILE_SPEC): Add crtend.o.
14798 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14799 (ENDFILE_SPEC): Add crtend.o.
14800 (TARGET_USE_JCR_SECTION): Define.
14801 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14803 * config/i386/cygming-crtbegin.c: New file.
14804 * config/i386/cygming-crtend.c: New file.
14806 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14808 * config/i386/w32-unwind.h: New file.
14810 2007-06-13 Eric Christopher <echristo@apple.com>
14812 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14813 the user set a value below STACK_BOUNDARY.
14815 2007-06-13 Thiemo Seufer <ths@networkno.de>
14817 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14818 imply -lpthread for -pthread.
14820 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14822 * basic-block.h: Remove the prototype for
14823 free_basic_block_vars.
14824 * cfglayout.h: Remove the prototype for
14825 insn_locators_initialize.
14826 * tree.h: Remove the prototype for emit_line_note.
14828 * tree-ssa-pre.c (mergephitemp): Remove.
14829 (init_pre): Don't use mergephitemp.
14831 2007-06-13 Eric Christopher <echristo@apple.com>
14833 * config/i386/i386.c (override_options): If we've specified
14834 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14836 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14838 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14841 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14843 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14844 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14845 (eh_store_handler): New pattern.
14846 (eh_return): Emit it instead of a plain move.
14848 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14850 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14851 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14852 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14855 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14857 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14858 (find_next_insn_start, find_load): New functions.
14859 (bfin_reorg): Use them to deal with the fact that parallel insns are
14860 no longer represented as a SEQUENCE.
14862 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14864 * config/sparc/sparc.c (sparc_override_options): Initialize
14865 fpu mask correctly.
14867 2007-06-13 Dave Korn <dave.korn@artimi.com>
14869 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14872 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14874 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14875 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14876 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14877 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14878 tree-vect-transform.c: Fix comment typos. Follow spelling
14881 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14883 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14884 to the exit block use set.
14885 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14886 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14887 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14889 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14891 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14892 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14893 to indicate an error.
14894 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14896 (dbg_cnt_process_opt): Print an error on a bad argument.
14897 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14898 * common.opt (-fdbg-cnt-list): New.
14899 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14901 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14903 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14904 flag on ref-all pointers.
14906 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14908 PR middle-end/31579
14909 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14910 for the offset with the modifier as EXPAND_INITIALIZER
14911 if the modifier is EXPAND_INITIALIZER.
14912 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14913 a register if we had an overflow.
14915 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14917 * real.c (real_isfinite): New.
14918 (real_sqrt): Use it.
14919 * real.h (real_isfinite): New.
14920 * builtins.c: Use it.
14922 2007-06-12 Ian Lance Taylor <iant@google.com>
14923 Daniel Berlin <dberlin@dberlin.org>
14926 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14927 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14928 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14929 (DECL_NO_TBAA_P): Define.
14930 (struct tree_decl_common): Add no_tbaa_flag field.
14931 * tree-ssa-structalias.c (struct variable_info): Add
14932 no_tbaa_pruning field.
14933 (new_var_info): Initialize no_tbaa_pruning field.
14934 (unify_nodes): Copy no_tbaa_pruning field.
14935 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14936 (dump_solution_for_var): Print no_tbaa_pruning flag.
14937 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14939 (compute_tbaa_pruning): New static function.
14940 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14941 Call compute_tbaa_pruning.
14942 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14943 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14944 * gimple-low.c (lower_stmt): Likewise.
14945 * tree-gimple.c (is_gimple_stmt): Likewise.
14946 * tree-ssa-operands.c (get_expr_operands): Likewise.
14947 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14948 * tree-inline.c (estimate_num_insns_1): Likewise.
14949 (copy_result_decl_to_var): Likewise.
14950 * expr.c (expand_expr_real_1): Likewise.
14951 * tree-pretty-print.c (dump_generic_node): Likewise.
14952 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14953 * omp-low.c (omp_copy_decl_2): Likewise.
14954 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14955 * doc/c-tree.texi (Expression trees): Document
14956 CHANGE_DYNAMIC_TYPE_EXPR.
14958 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14960 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14961 with !HONOR_NANS and !HONOR_INFINITIES.
14962 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14964 2007-06-12 Tristan Gingold <gingold@adacore.com>
14966 * gcov.c: Comments updated.
14967 (source_info): Add file_time field.
14968 (source_index): New variable.
14969 (mutiple_files): New variable.
14970 (generate_results): New function extracted from process_file.
14971 (process_file): Save and restore chain of functions, generate
14972 results and free structures only if not merging results.
14973 (release_structures): File names are now freed in create_file_names
14974 (create_file_names): Free previous file names.
14975 (find_source): File date is now read here and modifications in
14976 source files is checked here.
14977 (read_graph_file): Only reverse order of functions for the current
14979 (make_gcov_file_name): Do not generate long names if input_name is
14981 (output_lines): If merging results do not display graph, data and
14983 Checking source file modification is done in find_source.
14985 * doc/gcov.texi: Append an s to sourcefile.
14987 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14989 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14990 (forced_nop): New pattern.
14991 * config/bfin/bfin.c: Include "df.h".
14992 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14993 (bfin_discover_loop): Use df_get_live_in instead of
14994 global_live_at_start.
14995 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14996 df_analyze when done.
14997 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14998 the insns. Use QImode for the final insn in a bundle. Call
14999 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
15001 (reorder_var_tracking_notes): New function.
15002 (bfin_reorg): Pass no argument to split_all_insns. Don't call
15003 update_life_info. Call df_analyze after scheduling and bundle
15004 generation. Call reorder_var_tracking_notes if generating these
15005 notes. Call df_finish_pass at the end.
15007 2007-06-12 Dirk Mueller <dmueller@suse.de>
15009 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
15010 a comparison, not an assignment.
15012 2007-06-12 Olivier Hainque <hainque@adacore.com>
15014 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15015 Request walking the subtrees only, leaving the current is_lhs/val_only
15017 (convert_non_local_reference): Likewise.
15019 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15021 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15023 2007-06-12 Richard Guenther <rguenther@suse.de>
15025 PR tree-optimization/15353
15026 PR tree-optimization/31657
15027 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15028 * timevar.def: Add TV_TREE_IFCOMBINE.
15029 * tree-pass.h (pass_tree_ifcombine): Declare.
15030 * tree-ssa-ifcombine.c: New file.
15031 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15032 * tree-flow.h (blocks_in_phiopt_order): Declare.
15033 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15034 (tree-ssa-ifcombine.o): New dependencies.
15036 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15038 PR rtl-optimization/32293
15039 * combine.c (simplify_if_then_else): Truncate return from
15040 nonzero_bits() to correct mode.
15042 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15044 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15045 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15047 2007-06-11 Diego Novillo <dnovillo@google.com>
15049 * Makefile.in (reload1.o-warn): Remove.
15051 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15053 * combine.c (subst): Use reg_overlap_mentioned_p
15054 instead of comparing register numbers directly.
15056 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15058 * reload1.c (mark_home_live_1): Use the mode parameter.
15060 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15062 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15063 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15065 * df-core.c: Ditto.
15067 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15069 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15071 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15073 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15074 from integer registers.
15075 (FP mode splitters): Handle TFmode.
15077 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15079 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15080 for ref-all pointers that point-to anything.
15082 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15084 * config/arm/arm.c (arm_output_dwarf_dtprel,
15085 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15087 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15089 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15090 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15093 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15095 * tree.c (signed_or_unsigned_type_for): New.
15096 (unsigned_type_for): Use signed_or_unsigned_type_for.
15097 (signed_type_for): Use signed_or_unsigned_type_for.
15098 * tree.h (signed_or_unsigned_type_for): New.
15099 (get_signed_or_unsigned_type): Remove.
15100 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15101 lang_hooks.types.signed_type
15102 (size_diffop): Likewise.
15103 (all_ones_mask_p): Likewise.
15104 (build_range_check): Likewise.
15105 (fold_cond_expr_with_comparison): Likewise.
15106 (fold_cond_expr_with_comparison): Likewise.
15107 (unextend): Likewise.
15108 (extract_muldiv_1): Likewise.
15109 (fold_single_bit_test_into_sign_test): Likewise.
15110 (fold_binary): Likewise.
15111 (fold_ternary): Likewise.
15112 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15113 instead of get_signed_or_unsigned_type.
15114 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15115 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15116 * expr.c (signed_or_unsigned_type_for): Use
15117 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15118 * langhooks.c (get_signed_or_unsigned_type): Remove.
15119 (lhd_signed_or_unsigned_type): Remove.
15120 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15121 signed_or_unsigned_type.
15122 (lhd_signed_or_unsigned_type): Remove.
15123 * expmed.c (make_tree): Use signed_type_for instead of
15124 lang_hooks.types.signed_type.
15125 * c-common.c (same_scalar_type_ignoring_signedness): Use
15126 c_common_signed_type instead of lang_hooks.types.signed_type.
15127 (c_common_unsigned_type): New.
15128 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15129 (shorten_compare): Use c_common_unsigned_type instead of
15130 c_common_signed_or_unsigned_type.
15131 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15133 * convert.c (convert_to_integer): Use signed_type_for instead of
15134 lang_hooks.types.signed_type.
15135 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15136 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15137 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15138 * c-format.c (check_format_types): Use c_common_unsigned_type
15139 instead of unsigned_type_for.
15140 * c-decl.c (groakdeclarator): Likewise.
15141 * c-typeck.c (convert_for_assignment): Likewise.
15142 * c-common.h (c_common_unsigned_type): New.
15144 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15147 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15148 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15150 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15152 PR middle-end/32279
15153 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15154 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15156 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15157 Sebastian Pop <sebpop@gmail.com>
15159 * lambda-code.c (remove_iv): New.
15160 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15162 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15164 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15165 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15166 * tree-ssa-loop-prefetch.c: Include optabs.h.
15167 (FENCE_FOLLOWING_MOVNT): New macro.
15168 (struct mem_ref): Add independent_p and storent_p fields.
15169 (record_ref): Initalize the new fields.
15170 (gather_memory_references_ref): Return true if the reference
15172 (gather_memory_references): Check whether all memory accesses
15173 in loop were recorded.
15174 (should_issue_prefetch_p): Return false for nontemporal stores.
15175 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15176 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15177 (determine_loop_nest_reuse): Detect independent memory references.
15178 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15179 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15180 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15181 * config/i386/i386.h (x86_mfence): Declare.
15182 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15183 * config/i386/i386.c (x86_mfence): New variable.
15184 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15186 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15187 * optabs.c (init_optabs): Initialize storent_optab.
15188 * optabs.h (enum optab_index): Add OTI_storent.
15189 (storent_optab): Declare.
15190 * genopinit.c (optabs): Add initialization for storent_optab.
15191 * tree.h (MOVE_NONTEMPORAL): New macro.
15192 * expr.c (expand_assignment, store_expr, store_constructor_field,
15193 store_constructor, store_field, expand_expr_real_1): Propagate
15194 nontemporality of the expanded store.
15195 (emit_storent_insn): New function.
15196 * expr.h (expand_assignment, store_expr): Declaration changed.
15197 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15198 to expand_assignment.
15199 * stmt.c (expand_asm_expr): Ditto.
15200 * calls.c (initialize_argument_information): Pass false as
15201 nontemporality to store_expr.
15202 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15205 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15207 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15209 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15211 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15213 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15214 and allow DECL_P here.
15216 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15218 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15219 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15220 track of the size of the expression.
15221 * cfghooks.c (merge_blocks): Remove block from loops structure only
15222 after call of the merge_blocks hook.
15224 2007-06-09 Tom Tromey <tromey@redhat.com>
15226 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15227 (deprecated_state): Removed.
15228 (start_decl): Update.
15229 (enum deprecated_states): Moved earlier.
15230 (groktypename): Update.
15231 (push_parm_decl): Likewise.
15232 (grokfield): Likewise.
15233 (start_function): Likewise.
15235 2007-06-09 Ian Lance Taylor <iant@google.com>
15237 PR tree-optimization/32169
15238 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15239 CONVERT_EXPR, check whether min and max both converted to an
15240 overflow infinity representation.
15242 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15244 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15245 not inserted on the edge.
15247 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15249 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15250 instructions if they are supported.
15251 (__divsi3, __umodsi3, __modsi3): Likewise.
15252 (__ashldi3, __ashrdi3, __lshrdi3): New.
15253 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15255 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15256 Tony Linthicum <tony.linthicum@amd.com>
15258 * doc/invoke.texi: Add fvect-cost-model flag.
15259 * common.opt (fvect-cost-model): New flag.
15260 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15261 cost fields in stmt_vec_info struct for STMT.
15262 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15263 fields in stmt_vec_info struct and access functions for the same.
15264 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15265 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15266 load, store and vector to scalar operation.
15267 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15268 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15269 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15270 (TARG_VEC_STORE_COST): Define cost of vector store.
15271 (vect_estimate_min_profitable_iters): Define new function.
15272 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15273 check to evaluate if loop iterations are less than minimum profitable
15274 iterations determined by cost model or minimum vect loop bound defined
15275 by user, whichever is more conservative.
15276 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15277 run-time check to evaluate if loop iterations are less than minimum
15278 profitable iterations determined by cost model or minimum vect loop
15279 bound defined by user, whichever is more conservative.
15280 (vect_estimate_min_profitable_iterations): New function to estimate
15281 mimimimum iterartions required for vector version of loop to be
15282 profitable over scalar version.
15283 (vect_model_reduction_cost): New function.
15284 (vect_model_induction_cost): New function.
15285 (vect_model_simple_cost): New function.
15286 (vect_cost_strided_group_size): New function.
15287 (vect_model_store_cost): New function.
15288 (vect_model_load_cost): New function.
15289 (vectorizable_reduction): Call vect_model_reduction_cost during
15291 (vectorizable_induction): Call vect_model_induction_cost during
15293 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15294 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15295 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15296 vectorizable_promotion, vectorizable_demotion): Call
15297 vect_model_simple_cost during analysis phase.
15299 2007-06-08 Simon Baldwin <simonb@google.com>
15301 * reg-stack.c (get_true_reg): Readability change. Moved default case
15302 label into direct switch statement scope.
15304 2007-06-08 Simon Baldwin <simonb@google.com>
15306 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15307 in gcc_assert() with '==' comparison.
15309 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15311 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15312 TARGET_ABM handling of x86_popcnt variable.
15314 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15316 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15317 __builtin_copysignq and __builtin_infq built-in functions.
15319 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15321 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15322 SSE4.2 section. Correct built-in function names in SSE4A section.
15324 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15326 PR tree-optimization/32243
15327 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15328 for ncopies after ratio check between nunits_out and nunits_in.
15329 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15331 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15333 PR tree-optimization/32224
15334 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15335 vectorization upon a non GIMPLE_MODIFY_STMT.
15337 2007-06-08 Christian Bruel <christian.bruel@st.com>
15340 * config/sh/sh.md (doloop_end): New pattern and splitter.
15341 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15343 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15345 PR middle-end/32209
15346 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15348 (verify_dominators): Do not change dominance tree.
15350 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15352 * config/sh/constraints.md: New file.
15353 * config/sh/sh.c: Include tm-constrs.h.
15354 (reg_class_from_letter): Remove.
15355 (prepare_cbranch_operands): Use satisfies_constraint_*
15356 function instead of macro.
15357 (andcosts, broken_move, sh_secondary_reload): Likewise.
15358 * config/sh/predicates.md (trapping_target_operand): Likewise.
15359 (and_operand, arith_operand, arith_reg_or_0_operand,
15360 cmp_operand, logical_operand, target_operand,
15361 ua_address_operand, ua_offset, xor_operand): Likewise.
15362 * config/sh/sh.md: Include constraints.md.
15363 (*movsicc_t_false): Use satisfies_constraint_* function
15365 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15366 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15367 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15368 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15369 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15370 (REG_CLASS_FROM_CONSTRAINT): Remove.
15371 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15372 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15373 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15374 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15375 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15376 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15377 function instead of macro.
15378 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15379 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15380 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15381 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15382 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15383 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15384 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15385 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15386 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15387 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15388 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15389 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15390 EXTRA_CONSTRAINT_STR): Likewise.
15391 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15393 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15395 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15397 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15400 * c-common.h (flag_cpp0x): Replaced by...
15401 (cxx_dialect): ... this new variable specifying the C++ dialect that
15403 * c-common.c (flag_cpp0x): Removed.
15404 (cxx_dialect): Defined.
15405 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15407 * c-opts.c (c_common_post_options): Likewise.
15408 (set_std_cxx98): Set cxx_dialect to cxx98.
15409 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15411 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15412 Hui-May Chang <hm.chang@apple.com>
15414 * doc/invoke.texi (Darwin Options): Update documentation for
15415 -mmacosx-version-min.
15416 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15417 * config/darwin-driver.c: New file.
15418 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15419 * config/t-darwin (darwin-driver.o): New rule.
15421 * config/darwin-c.c (version_as_macro): Ignore low digit.
15423 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15425 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15426 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15427 (CSGNMODE): New mode macro.
15428 (CSGNVMODE): New mode attribute.
15429 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15430 expander using CSGNMODE mode macro. Handle TFmode.
15431 (copysign<mode>3_const): Rename from copysignsf3_const and
15432 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15434 (copysign<mode>3_var): Rename from copysignsf3_var and
15435 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15437 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15438 mode macro. Handle TFmode.
15439 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15440 (iortf3, *iortf3): Ditto.
15441 (xortf3, *xortf3): Ditto.
15442 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15443 TFmode and TImode masks.
15444 (ix86_expand_copysign): Expand TFmode copysign insn.
15445 (IX86_BUILTIN_INFQ): New.
15446 (IX86_BUILTIN_FABSQ): Ditto.
15447 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15448 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15449 [__builtin_fabsq]: Ditto.
15450 [__builtin_copysignq]: Ditto.
15451 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15452 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15453 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15454 ix86_expand_binop_builtin().
15456 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15458 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15460 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15463 * rtl.h (push_to_sequence2): New.
15464 * emit-rtl.c (push_to_sequence2): New.
15465 * function.c (assign_parm_data_all): Add new fields.
15466 (assign_parm_setup_block): Call push_to_sequence2 instead of
15468 (assign_parm_setup_reg): Ditto.
15469 (assign_parm_setup_stack): Ditto.
15470 (assign_parms_unsplit_complex): Ditto.
15471 (assign_parms): Change field name.
15473 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15475 PR tree-optimization/32220
15476 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15477 phi node is reached before defining statement.
15479 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15482 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15483 after changing the right hand side of the assignment.
15485 2007-06-06 Eric Christopher <echristo@apple.com>
15487 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15488 (x86_64-*-darwin*): Ditto.
15489 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15490 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15492 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15494 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15495 coding conventions.
15496 (add_key): Likewise.
15497 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15498 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15500 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15502 (add_cost_one_coalesce): Likewise.
15503 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15504 variable names. Rename orig to orig_name for consistency.
15505 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15506 coding conventions.
15507 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15509 (record_equivalences_from_stmt): Likewise.
15510 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15511 the coding conventions.
15512 (memory_ssa_name_same): Likewise.
15513 (dse_optimize_stmt): Likewise.
15514 (dse_record_phis): Likewise.
15515 (dse_finalize_block): Likewise.
15516 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15517 keywords as variable names.
15518 (may_move_till): Cast according to the coding conventions.
15519 (force_move_till_expr): Avoid using C++ keywords as variable names.
15520 (force_move_till): Cast according to the coding conventions.
15521 (memref_hash): Likewise.
15522 (memref_eq): Likewise.
15523 (gather_mem_refs_stmt): Likewise.
15524 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15525 using C++ keywords as variable names.
15526 (idx_find_step): Cast according to the coding conventions.
15527 (idx_record_use): Likewise.
15528 (find_depends): Likewise.
15529 (prepare_decl_rtl): Likewise.
15530 (mbc_entry_hash): Likewise.
15531 (mbc_entry_eq): Likewise.
15532 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15533 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15534 (idx_infer_loop_bounds): Cast according to the coding conventions.
15535 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15536 * tree-ssa-math-opts.c (occ_new ): Likwise.
15537 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15539 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15541 (add_use_op): Likewise.
15542 (add_vop): Likewise.
15543 (add_vuse_op): Likewise.
15544 (add_vdef_op): Likewise.
15545 (get_expr_operands): Likewise.
15546 (push_stmt_changes): Use type safe memory macros.
15547 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15548 keywords as variable names.
15549 (conditional_replacement): Likewise.
15550 (minmax_replacement): Likewise.
15551 (abs_replacement): Likewise.
15552 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15553 coding conventions.
15554 (insert_fake_stores): Avoid using C++ keywords as variable names.
15555 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15557 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15558 (heapvar_insert): Use type safe memory macros.
15559 (new_var_info): Cast according to the coding conventions.
15560 (new_constraint): Likewise.
15561 (remove_preds_and_fake_succs): Use type safe memory macros.
15562 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15564 (thread_single_edge): Likewise.
15565 (thread_through_loop_header): Likewise.
15567 2007-06-06 Eric Christopher <echristo@apple.com>
15569 * config/i386/i386.c (override_options): Move handling
15570 of TARGET_SUBTARGET* earlier.
15572 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15574 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15577 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15579 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15580 emited outside of basic block.
15581 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15582 the created blocks.
15583 * rtl.h (delete_insn_chain): Declaration changed.
15584 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15586 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15587 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15588 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15589 to delete_insn_chain.
15590 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15591 do not have bb field set.
15592 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15594 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15595 * cfgcleanup.c (try_optimize_cfg): Ditto.
15597 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15599 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15600 (lambda_body_vector_new): Use type safe memory macros.
15601 (lambda_linear_expression_new): Likewise.
15602 (lambda_loopnest_new): Likewise.
15603 (lambda_lattice_new): Likewise.
15604 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15605 conventions. Use type safe memory macros.
15606 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15607 (lambda_body_vector_s): Likewise.
15608 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15609 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15611 2007-06-06 Richard Guenther <rguenther@suse.de>
15613 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15614 if we need to schedule cfg_cleanup.
15615 (tree_ssa_forward_propagate_single_use_vars): Do so.
15617 2007-06-06 Ian Lance Taylor <iant@google.com>
15619 * fold-const.c (merge_ranges): If range_successor or
15620 range_predecessor fail, just return 0.
15622 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15624 PR tree-optimization/32216
15625 * tree-vectorizer.c (supportable_widening_operation): Determine
15626 signedness of FIX_TRUNC_EXPR from output operand.
15627 (supportable_narrowing_operation): Ditto.
15628 * tree-vect-generic.c (expand_vector_operations_1): Determine
15629 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15630 from input operand.
15632 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15634 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15635 (struct pta): ...from here. Change flags to unsigned to avoid
15636 excessive casting (as it is used as a bit mask).
15637 (override_options): Add casts according to the coding convenventions.
15638 (x86_64_elf_unique_section): Likewise.
15639 (examine_argument): Avoid using C++ keywords as variable names.
15640 (construct_container): Likewise.
15641 (legitimize_pic_address): Likewise.
15642 (get_dllimport_decl): Cast according to the coding conventions. Use
15643 type safe memory macros.
15644 (legitimize_address): Cast according to the coding conventions.
15645 (emit_i387_cw_initialization): Corrected the type of slot to enum
15647 (ix86_init_machine_status): Use type safe memory macros.
15648 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15649 (bdesc_pcmpistr): Likewise.
15650 (bdesc_crc32): Likewise.
15651 (bdesc_sse_3arg): Likewise.
15652 (bdesc_2arg): Likewise.
15653 (bdesc_1arg): Likewise.
15654 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15655 (ix86_expand_sse_pcmpistr): Likewise.
15656 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15657 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15658 int to match the langhook definition.
15659 (ix86_builtin_conversion): Change the type of code to unsigned init to
15660 match the langhook definition.
15661 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15663 (ix86_preferred_output_reload_class): Likewise.
15664 (ix86_cannot_change_mode_class): Likewise.
15665 (ix86_memory_move_cost): Likewise.
15666 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15667 avoid excessive casting later on.
15668 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15670 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15672 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15673 as flags setting insn.
15674 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15676 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15678 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15679 (UNSPEC_ROUND): New.
15680 ("sse4_1_round<mode>2"): New insn pattern.
15681 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15683 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15684 expander using SSEMODEF mode macro. Expand using
15685 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15686 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15687 expander using SSEMODEF mode macro. Expand using
15688 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15689 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15690 expander using SSEMODEF mode macro. Expand using
15691 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15692 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15693 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15694 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15697 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15698 Sebastian Pop <sebpop@gmail.com>
15700 * lambda.h (build_linear_expr): New.
15701 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15702 Use build_linear_expr, call fold and force_gimple_operand.
15703 (lambda_loopnest_to_gcc_loopnest): Check that there is
15704 something to insert.
15705 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15707 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15709 PR preprocessor/23479
15710 * doc/extend.texi: Document the 0b-prefixed binary integer
15711 constant extension.
15713 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15715 PR tree-optimization/32215
15716 * tree-vectorizer.c (supportable_widening_operation): Return false
15717 for unsupported FIX_TRUNC_EXPR tree code.
15718 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15720 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15722 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15723 register on SPE targets. Change documentation to reflect
15725 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15726 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15727 out of the register allocation pool.
15728 (rs6000_reg_live_or_pic_offset_p): New function.
15729 (rs6000_emit_prologue): Move the actual saving of LR up to free
15730 r0 for holding r11. Split saving of SPE 64-bit registers into
15731 its own case. Ensure that offsets will always be in-range for
15732 'evstdd' by using r11 as a scratch register to point at the start
15733 of the SPE save area. Save r11 if necessary, as it is the static
15735 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15736 into its own case. Ensure that offsets will always be in-range
15737 for 'evldd' by using r11 as a scratch register to point at the
15738 start of the SPE save area. Also adjust r11 when restoring
15739 the stack pointer to compensate for pre-loading r11.
15741 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15743 * cfg.c (init_flow): Use type safe memory macros.
15744 (alloc_block): Likewise.
15745 (unchecked_make_edge): Likewise.
15746 (dump_flow_info): Avoid using C++ keywords as variable names.
15747 (copy_original_table_clear): Cast according to the coding conventions.
15748 (copy_original_table_set): Likewise.
15749 * cfgexpand (label_rtx_for_bb): Likewise.
15750 (expand_gimple_basic_block): Likewise.
15751 * cfghooks.c (dump_bb): Likewise.
15752 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15754 (lv_add_condition_to_bb): Likewise.
15755 * cfglayout (relink_block_chain): Cast according to the coding
15757 (fixup_reorder_chain): Likewise.
15758 (fixup_fallthru_exit_predecessor): Likewise.
15759 * cfgloop.c (glb_enum_p): Likewise.
15760 (get_exit_description): Likewise.
15761 (dump_recorded_exit): Likewise.
15762 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15763 (struct loop): ... from here.
15764 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15766 * cfgrtl.c (rtl_create_basic_block): Likewise.
15767 (rtl_split_block): Likewise.
15768 (rtl_dump_bb): Likewise.
15769 (cfg_layout_split_block): Likewise.
15770 (init_rtl_bb_info): Use typesafe memory macros.
15772 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15773 * graphds.h: Updated all usages of edge to graph_edge.
15774 * graphds.c: Likewise.
15775 * cfgloopanal.c: Likewise.
15777 2007-06-05 Ian Lance Taylor <iant@google.com>
15779 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15780 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15781 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15783 (test_for_singularity): Likewise.
15785 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15787 * config/i386/constraints.md ("Y2"): Replaced by ...
15789 * config/i386/i386.md: Likewise.
15790 * config/i386/mmx.md: Likewise.
15791 * config/i386/sse.md: Likewise.
15793 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15795 * config/i386/constraints.md ("z"): Replaced by ...
15797 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15798 (sse4_1_blendvps): Likewise.
15799 (sse4_1_pblendvb): Likewise.
15800 (sse4_2_pcmpestr): Likewise.
15801 (sse4_2_pcmpestrm): Likewise.
15802 (sse4_2_pcmpestr_cconly): Likewise.
15803 (sse4_2_pcmpistr): Likewise.
15804 (sse4_2_pcmpistrm): Likewise.
15805 (sse4_2_pcmpistr_cconly): Likewise.
15807 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15809 * matrix-reorg.c (transform_access_sites): Fix computation.
15810 (transform_allocation_sites): Same.
15812 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15814 * config/i386/i386.c (override_options): Use
15815 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15817 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15819 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15820 (nonimm_not_xmm0_operand): Ditto.
15821 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15822 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15823 as operand[2] predicate. Require "z" class XMM register for
15824 operand[3]. Adjust asm template.
15825 ("sse4_1_blendvpd"): Ditto.
15826 ("sse4_1_pblendvb"): Ditto.
15827 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15828 force op2 into xmm0 register for variable blend instructions.
15830 2007-06-04 Tom Tromey <tromey@redhat.com>
15832 * c-tree.h (start_enum): Update.
15833 (build_enumerator): Likewise.
15834 * c-decl.c (enum_next_value): Removed.
15835 (enum_overflow): Likewise.
15836 (start_enum): Add c_enum_contents argument. Don't use globals.
15837 (build_enumerator): Likewise.
15838 * c-tree.h (struct c_enum_contents): New struct.
15840 2007-06-04 Tom Tromey <tromey@redhat.com>
15842 * c-common.c (c_common_get_alias_set): Fix indentation.
15844 2007-06-04 Ian Lance Taylor <iant@google.com>
15846 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15847 to overflow, reduce overflow infinity to regular infinity.
15848 (vrp_var_may_overflow): New static function.
15849 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15851 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15853 * stor-layout.c (layout_type): Remove duplicate code.
15855 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15858 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15859 before build_common_builtin_nodes ().
15861 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15864 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15866 2007-06-04 Jan Hubicka <jh@suse.cz>
15868 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15869 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15870 instead of _stat version.
15872 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15874 PR tree-optimization/32194
15875 * tree-predcom.c (determine_offset): Check that both references have
15878 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15880 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15881 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15882 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15883 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15884 Add argument to iterate_fix_dominators call.
15885 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15886 * gcse.c (hoist_code): Change domby to vector.
15887 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15888 Add argument to iterate_fix_dominators call.
15889 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15890 recompute_dominator.
15891 * lambda-code.c (perfect_nestify): Ditto.
15892 * cfgloopanal.c: Include graphds.h.
15893 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15894 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15895 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15897 * graphds.c: New file.
15898 * graphds.h: New file.
15899 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15900 (get_dominated_by, get_dominated_by_region): Change return type to
15902 (verify_dominators): Recompute all dominators and compare the results.
15903 (recount_dominator): Renamed to ...
15904 (recompute_dominator): ... this. Do not check that the block is
15905 dominated by entry.
15906 (iterate_fix_dominators): Reimplemented.
15907 (prune_bbs_to_update_dominators, root_of_dom_tree,
15908 determine_dominators_for_sons): New functions.
15909 * et-forest.c (et_root): New function.
15910 * et-forest.h (et_root): Declare.
15911 * Makefile.in (graphds.o): Add.
15912 (cfgloopanal.o): Add graphds.h dependency.
15913 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15914 * basic-block.h (get_dominated_by, get_dominated_by_region,
15915 iterate_fix_dominators): Declaration changed.
15916 (recount_dominator): Renamed to ...
15917 (recompute_dominator): ... this.
15918 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15919 (thread_through_all_blocks): Do not free dominance info.
15921 2007-06-03 Andreas Schwab <schwab@suse.de>
15923 * config/m68k/m68k.c (override_options): Don't override
15925 * config/m68k/m68k-modes.def (SF, DF): Define to use
15926 motorola_single_format and motorola_double_format, resp.
15927 * real.c (motorola_single_format): Renamed from
15928 coldfire_single_format.
15929 (motorola_double_format): Renamed from coldfire_double_format.
15930 (encode_ieee_extended): Generate a proper canonical NaN image
15931 respecting canonical_nan_lsbs_set.
15932 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15934 * real.h: Adjust declarations.
15936 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15939 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15940 the symbol is generated with the stack protector.
15942 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15944 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15945 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15947 * doc/extend.texi (interrupt): Mention m68k.
15949 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15951 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15952 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15953 (ix86_expand_sse_pcmpestr): Do not check operands for
15954 "register_operand", when insn operand predicate is "register_operand".
15955 (ix86_expand_sse_pcmpistr): Ditto.
15957 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15958 Uros Bizjak <ubizjak@gmail.com>
15960 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15961 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15962 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15963 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15964 * config/i386/constraints.md ("z"): New register constraint
15965 for members of SSE_FIRST_REG class.
15966 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15967 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15968 SSE_FIRST_REG class.
15969 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15970 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15971 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15972 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15973 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15974 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15975 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15976 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15977 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15978 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15979 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15980 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15981 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15982 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15983 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15984 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15985 (struct builtin_description): Change "flag" field to unsigned.
15986 (bdesc_pcmpestr): New builtin description table.
15987 (bdesc_pcmpistr): Likewise.
15988 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15989 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15990 Initialize pcmp[ei]str[im] insns for SSE4.2.
15991 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15992 (ix86_expand_sse_pcmpistr): Likewise.
15993 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15994 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15995 (UNSPEC_PCMPISTR): Likewise.
15996 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15997 (sse4_2_pcmpestri):New isns pattern.
15998 (sse4_2_pcmpestrm): Likewise.
15999 (sse4_2_pcmpestr_cconly): Likewise.
16000 (sse4_2_pcmpistr): New insn patern and splitter.
16001 (sse4_2_pcmpistri):New isns pattern.
16002 (sse4_2_pcmpistrm): Likewise.
16003 (sse4_2_pcmpistr_cconly): Likewise.
16004 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
16007 2007-06-01 David Daney <ddaney@avtrex.com>
16009 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
16010 LOADGP_ABSOLUTE and not binds_local_p.
16012 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16014 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16016 2007-06-01 Ian Lance Taylor <iant@google.com>
16018 * tree-vrp.c (compare_name_with_value): Always set
16019 used_strict_overflow if we get a result from the variable itself.
16021 2007-06-01 Ian Lance Taylor <iant@google.com>
16023 PR rtl-optimization/31455
16024 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16025 subregs which have a cast between modes which are not tieable.
16027 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16029 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16030 breaks after return statements.
16032 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16034 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16035 only after no_new_pseudos.
16037 2007-05-31 Eric Christopher <echristo@apple.com>
16039 * expr.c (convert_move): Assert that we don't have a BLKmode
16041 (store_expr): Handle BLKmode moves by calling emit_block_move.
16043 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16045 * c-typeck.c (build_indirect_ref): Include type in error message.
16046 (build_binary_op): Pass types to binary_op_error.
16047 * c-common.c (binary_op_error): Take two type arguments, print out
16049 * c-common.h (binary_op_error): Update prototype.
16051 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16053 * config/i386/i386.c: Correct coments on -mno-sse4.
16055 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16057 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16058 (x86_64-*-*): Likewise.
16059 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16060 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16061 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16062 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16063 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16064 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16065 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16066 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16067 (OPTION_MASK_ISA_SSE4): Likewise.
16068 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16069 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16070 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16071 (override_options): Support SSE4.2.
16072 (ix86_build_const_vector): Support SImode and DImode.
16073 (ix86_build_signbit_mask): Likewise.
16074 (ix86_expand_int_vcond): Support V2DImode.
16075 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16076 (IX86_BUILTIN_CRC32HI): Likewise.
16077 (IX86_BUILTIN_CRC32SI): Likewise.
16078 (IX86_BUILTIN_CRC32DI): Likewise.
16079 (IX86_BUILTIN_PCMPGTQ): Likewise.
16080 (bdesc_crc32): Likewise.
16081 (bdesc_sse_3arg): Likewise.
16082 (ix86_expand_crc32): Likewise.
16083 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16084 (ix86_expand_builtin): Likewise.
16085 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16086 __SSE4_2__ for -msse4.2.
16087 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16088 (CRC32MODE): Likewise.
16089 (crc32modesuffix): Likewise.
16090 (crc32modeconstraint): Likewise.
16091 (sse4_2_crc32<mode>): Likewise.
16092 (sse4_2_crc32di): Likewise.
16093 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16095 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16096 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16097 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16098 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16099 (vcondu<mode>): Likewise.
16100 * doc/extend.texi: Document SSE4.2 built-in functions.
16101 * doc/invoke.texi: Document -msse4.2/-msse4.
16103 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16105 PR tree-optimization/32160
16106 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16107 variable as gimple reg.
16108 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16110 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16112 * gcc.c (main): Don't consider linker options when issuing the
16113 warning about a linker input file not being used.
16115 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16117 * tree-vrp.c (compare_names): Initialize sop.
16119 2007-05-30 Dirk Mueller <dmueller@suse.de>
16121 * cgraphunit.c (cgraph_analyze_function): Remove
16122 computation of inline parameters.
16124 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16126 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16128 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16130 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16131 Add vx-common.h. Include vxworks.h between vx-common.h and
16133 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16135 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16136 (TARGET_ASM_DESTRUCTOR): Likewise.
16137 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16138 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16139 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16140 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16141 (VXWORKS_ENDIAN_SPEC): Define.
16142 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16143 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16144 VXWORKS_* equivalents.
16145 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16146 (ASM_FILE_START): Delete.
16147 (TARGET_VERSION): Reformat.
16148 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16149 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16150 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16151 (FPBIT, DPBIT): Define.
16152 (fp-bit.c, dp-bit.c): New rules.
16153 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16154 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16155 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16156 * config/arm/arm.h: Include vxworks-dummy.h.
16157 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16158 Mark with ATTRIBUTE_UNUSED.
16159 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16160 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16161 make it incompatible with -msingle-pic-base.
16162 (arm_function_ok_for_sibcall): Return false for calls that might
16163 go through a VxWorks PIC PLT entry.
16164 (require_pic_register): New function, split out from...
16165 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16167 (arm_load_pic_register): Handle the VxWorks RTP initialization
16168 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16169 (arm_emit_call_insn): New function.
16170 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16171 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16172 (pic_offset_arm): New pattern.
16173 (call, call_value): Use arm_emit_call_insn.
16174 (call_internal, call_value_internal): New expanders.
16175 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16176 VxWorks unless __PIC__.
16178 2007-05-30 Eric Christopher <echristo@gmail.com>
16180 * genrecog.c: Include regs.h in generated file.
16181 * genemit.c: Ditto. Fix up formatting.
16182 * config/mn10300/constraints.md: New.
16183 * config/mn10300/mn10300.md: Include.
16184 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16185 Fix up for removed macro.
16186 * config/mn10300/predicates.md (call_address_operand): Ditto.
16187 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16188 (CONST_OK_FOR_I): Ditto.
16189 (CONST_OK_FOR_J): Ditto.
16190 (CONST_OK_FOR_K): Ditto.
16191 (CONST_OK_FOR_L): Ditto.
16192 (CONST_OK_FOR_M): Ditto.
16193 (CONST_OK_FOR_N): Ditto.
16194 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16198 (EXTRA_CONSTRAINT): Ditto.
16200 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16202 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16204 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16205 OPTION_MASK_ISA_64BIT.
16206 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16208 2007-05-30 Richard Guenther <rguenther@suse.de>
16210 PR middle-end/32152
16211 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16212 types for comparison.
16213 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16214 with original typed arguments.
16215 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16217 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16219 PR tree-optimization/31769
16220 * except.c (duplicate_eh_regions): Clear prev_try if
16221 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16223 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16225 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16226 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16227 bsi of the location where statements should be inserted.
16228 (sink_code_in_bb): Take bsi from statement_sink_location.
16229 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16230 instead of bsi_start.
16231 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16233 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16234 (bsi_move_before): Document inconsistency with bsi_move_after.
16235 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16237 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16239 * config/i386/i386.h (TARGET_ABM): New define.
16240 (TARGET_POPCNT): Ditto.
16241 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16242 New temporary defines to redefine from OPTION_ISA_* defines.
16243 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16244 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16245 (ix86_isa_flags): New extern int declaration.
16246 (TARGET_SUBTARGET_DEFAULT): New define.
16247 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16248 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16249 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16250 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16251 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16252 * config/i386/darwin.h: Change TARGET_64BIT define to
16255 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16256 using existing "ix86_isa_flags" varible.
16257 (m32, m64): Use existing "ix86_isa_flags" variable.
16258 (mmmx, m3dnow): Ditto.
16259 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16260 (mabm): Define as non-negative option using "x86_abm" variable.
16261 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16263 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16264 Rewrite feature test bitmap.
16265 (ix86_isa_flags): New initialized global int varible.
16266 (ix86_isa_flags_explicit): New static int variable.
16267 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16268 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16269 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16270 target_flags_explicit.
16271 (override_options): Remove "target_enable" and "target_disable" fields
16272 from "struct ptt". Update processor_target_table accordingly. Remove
16273 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16274 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16275 "target_flags" and "ix86_isa_flags_explicit" instead of
16276 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16277 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16278 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16279 to true when either of PTA_POPCNT or PTA_ABM is set in
16280 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16281 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16282 processor_alias_table flags entry. Remove handling of
16283 "target_enable" and "target_disable" fields of processor_target_table.
16284 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16285 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16286 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16287 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16288 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16290 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16292 2007-05-29 David Daney <ddaney@avtrex.com>
16295 * config/mips/mips.c (mips_output_mi_thunk): Emit
16296 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16298 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16299 * config/i386/i386.c (ix86_function_regparm): Added checking of
16300 ix86_force_align_arg_pointer to determine the number of
16301 register parameters.
16303 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16305 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16306 (SET_DR_MISALIGNMENT): New.
16307 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16308 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16309 Use SET_DR_MISALIGNMENT.
16310 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16312 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16313 find_loop_nest): Export.
16314 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16315 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16316 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16317 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16319 (struct mem_ref): Add field reuse_distance.
16320 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16321 Initialize reuse_distance field.
16322 (issue_prefetch_ref): Select temporality of prefetch according to
16324 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16325 self_reuse_distance, determine_loop_nest_reuse): New functions.
16326 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16327 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16328 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16331 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16333 * tree-ssa-alias.c: Add aliasing overview.
16335 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16336 Danny Smith <dannysmith@users.sourceforge.net>
16339 * config/i386/t-crtfm: Compile crtfastmath.o with
16340 -minline-all-stringops.
16341 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16342 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16344 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16346 * doc/md.texi: Document constraints on HP PA-RISC.
16348 * pa/constraints.md: New file.
16349 * pa.md: Include constraints.md.
16350 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16351 (integer_store_memory_operand, ldil_cint_p): New functions.
16352 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16353 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16354 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16355 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16356 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16358 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16361 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16362 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16363 case POSTDECREMENT_EXPR>): Return the error_mark_node
16364 if either the real or imaginary parts would an
16367 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16369 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16370 name when we remove it from a call.
16372 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16374 * targhooks.c (default_narrow_bitfield): Remove.
16375 * targhooks.h: Remove the prototype for
16376 default_narrow_bitfield.
16378 * langhooks-def.h: Remove the prototype for
16379 hook_get_alias_set_0.
16380 * langhooks.c (hook_get_alias_set_0): Remove.
16382 * global.c (EXECUTE_IF_CONFLICT): Remove.
16384 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16387 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16388 return true when truth_value_p is true and the type
16391 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16393 * doc/install.texi (Prerequisites): We no longer require Autoconf
16394 2.13 for the top-level.
16396 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16398 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16399 memory access via x86_expand_vector_move_misalign() only for
16400 TImode values on 32-bit targets.
16402 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16404 * matrix-reorg.c: New file. Implement matrix flattening and
16405 transposing optimization.
16406 * tree-pass.h: Add matrix reorg pass.
16407 * common.opt: Add fipa-mreorg flag.
16408 * Makefile.in: Add matrix-reorg.c.
16409 * passes.c: Add matrix reorg pass.
16410 * varpool.c (add_new_static_var): New function.
16411 * cgraph.h (add_new_static_var): Declare.
16413 2007-05-27 Eric Christopher <echristo@apple.com>
16415 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16416 sp_offset depending on stack size. Save r12 depending
16417 on registers we're saving later.
16418 (rs6000_emit_epilogue): Update sp_offset depending only
16421 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16423 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16424 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16425 * ifcvt.c (if_convert): Ditto.
16426 * tree-ssa-threadupdate.c (thread_block): Ditto.
16427 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16428 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16429 verify_loop_closed_ssa): Check number_of_loops instead of
16431 * predict.c (tree_estimate_probability): Ditto.
16432 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16433 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16434 * modulo-sched.c (sms_schedule): Ditto.
16435 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16436 (scev_finalize): Do not do anything if scev analysis was not
16438 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16439 current_loops == NULL.
16440 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16441 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16442 there are no loops.
16443 (loop_optimizer_finalize): Assert that loops were analyzed.
16444 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16445 rtl_doloop): Check number_of_loops instead of current_loops.
16446 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16447 current_loops == NULL.
16448 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16449 gate_tree_vectorize tree_linear_transform, check_data_deps,
16450 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16451 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16452 Check number_of_loops instead of current_loops.
16453 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16454 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16455 free loops if available.
16456 (execute_pre): Do not pass do_fre to fini_pre.
16458 2007-05-27 Tobias Burnus <burnus@net-b.de>
16460 PR middle-end/32083
16461 * real.c (mpfr_from_real): Fix sign of -Inf.
16463 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16465 * tree-vect-transform.c (vectorizable_conversion): Initialize
16466 tree_code variables to ERROR_MARK.
16467 (vectorizable_type_demotion): Likewise.
16468 (vectorizable_type_promotion): Likewise.
16470 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16473 * config/i386/i386.md (movti): Handle push operands via
16474 ix86_expand_push().
16476 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16478 * basic-block.h: Remove the prototype for merge_seq_blocks.
16479 * cfgcleanup.c (merge_seq_blocks): Remove.
16481 * tree-flow.h: Remove the prototype for is_aliased_with.
16482 * tree-ssa-alias.c (is_aliased_with): Remove.
16484 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16486 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16488 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16490 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16491 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16492 (vec_unpacks_hi_v16qi): Likewise.
16493 (vec_unpacku_lo_v16qi): Likewise.
16494 (vec_unpacks_lo_v16qi): Likewise.
16495 (vec_unpacku_hi_v8hi): Likewise.
16496 (vec_unpacks_hi_v8hi): Likewise.
16497 (vec_unpacku_lo_v8hi): Likewise.
16498 (vec_unpacks_lo_v8hi): Likewise.
16499 (vec_unpacku_hi_v4si): Likewise.
16500 (vec_unpacks_hi_v4si): Likewise.
16501 (vec_unpacku_lo_v4si): Likewise.
16502 (vec_unpacks_lo_v4si): Likewise.
16504 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16506 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16507 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16508 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16509 follow spelling conventions in various
16510 warning/error/diagnostic messages.
16512 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16513 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16514 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16515 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16516 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16517 * doc/tm.texi: Follow spelling conventions.
16519 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16522 * tree-ssa-forwprop.c
16523 (forward_propagate_addr_into_variable_array_index): Remove
16524 the lhs argument. Use the type of def_rhs instead of lhs.
16525 (forward_propagate_addr_expr_1): Update use of
16526 forward_propagate_addr_into_variable_array_index.
16528 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16529 Nigel Stephens <nigel@mips.com>
16531 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16532 function attributes, "far" being an alias for "long_call".
16533 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16534 (mips_near_type_p, mips_far_type_p): New.
16535 (mips_comp_type_attributes): New function to check that attributes
16536 attached to a function type are compatible.
16537 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16538 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16539 to the target function of the thunk.
16540 (mips_encode_section_info): Check for "near" and "far" function
16541 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16543 * config/mips/predicates.md (const_call_insn_operand): Test only
16544 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16546 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16549 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16550 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16551 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16552 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16554 2007-05-25 Eric Christopher <echristo@apple.com>
16556 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16557 to x86-darwin configurations.
16558 * config/i386/t-darwin: Add softfp support.
16559 * config/i386/t-darwin64: Ditto.
16560 * config/i386/sfp-machine.h: If mach then don't use
16561 aliasing, emit a stub to call.
16563 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16565 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16566 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16567 tree-predcom.c, tree-ssa-alias-warnings.c,
16568 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16569 comment typos. Follow spelling conventions.
16570 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16572 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16575 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16576 constants into memory. Expand unaligned memory references for
16577 SSE modes via x86_expand_vector_move_misalign() function.
16579 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16581 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16582 "memory" attribute for "sseishft" type insn without operands[2].
16584 2007-05-25 Dirk Mueller <dmueller@suse.de>
16585 Marcus Meissner <meissner@suse.de>
16587 * doc/extend.texi (alloc_size): New attribute.
16588 * c-common.c (handle_alloc_size_attribute): New.
16589 * tree-object-size.c (alloc_object_size): Use alloc_size
16590 attribute, if available.
16592 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16594 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16596 (__builtin_ia32_vec_ext_v2di): Likewise.
16597 (__builtin_ia32_vec_ext_v4si): Likewise.
16598 (__builtin_ia32_vec_ext_v8hi): Likewise.
16599 (__builtin_ia32_vec_ext_v16qi): Likewise.
16600 (__builtin_ia32_vec_set_v8hi): Likewise.
16602 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16604 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16606 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16608 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16609 (arm_is_longcall_p): Rename to...
16610 (arm_is_long_call_p): ...this. Take a single tree argument and
16612 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16613 (CUMULATIVE_ARGS): Remove call_cookie.
16614 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16615 (ENCODED_LONG_CALL_ATTR_P): Delete.
16616 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16617 LONG_CALL_FLAG_CHAR cases.
16618 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16619 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16620 ARM_DECLARE_FUNCTION_SIZE.
16621 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16622 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16623 (arm_encode_call_attribute, current_file_function_operand): Delete.
16624 (arm_function_in_section_p): New function.
16625 (arm_is_longcall_p): Rename to...
16626 (arm_is_long_call_p): ...this. Take the target function as a single
16627 argument and return a bool. Do not rely on call cookies. Check
16628 whether the target symbol is in the same section as the current
16629 function, not just the same compilation unit.
16630 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16631 (arm_encode_section_info): Don't encode a call type.
16632 * config/arm/arm.md (call, call_value): Update calls to
16633 arm_is_long(_)call_p. Simplify logic.
16634 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16635 Update calls to arm_is_long(_)call_p.
16637 2007-05-25 Richard Guenther <rguenther@suse.de>
16639 PR tree-optimization/31982
16640 * tree-ssa-forwprop.c
16641 (forward_propagate_addr_into_variable_array_index): Handle arrays
16642 with element size one.
16644 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16646 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16647 (umulsi3_highpart): Likewise.
16649 2007-05-24 Ian Lance Taylor <iant@google.com>
16651 PR rtl-optimization/32069
16652 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16655 2007-05-24 Ollie Wild <aaw@google.com>
16657 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16660 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16662 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16663 (oprs_unchanged_p): Use it to check all registers in a REG.
16664 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16665 (reg_set_between_after_reload_p): Delete.
16666 (reg_used_between_after_reload_p): Likewise.
16667 (reg_set_or_used_since_bb_start): Likewise.
16668 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16669 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16670 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16671 * rtlanal.c (reg_set_p): Check whether REG overlaps
16672 regs_invalidated_by_call, rather than just checking the
16673 membership of REGNO (REG).
16675 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16677 * doc/passes.texi: Document predictive commoning.
16678 * doc/invoke.texi (-fpredictive-commoning): Document.
16679 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16680 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16681 adding indices to the generated name.
16682 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16683 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16684 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16685 (op_symbol_code): ... and exported.
16686 (dump_omp_clause, op_symbol): Use op_symbol_code
16687 instead of op_symbol_1.
16688 * tree-pass.h (pass_predcom): Declare.
16689 * timevar.def (TV_PREDCOM): New timevar.
16690 * tree-ssa-loop.c (run_tree_predictive_commoning,
16691 gate_tree_predictive_commoning, pass_predcom): New.
16692 * tree-data-ref.c (find_data_references_in_loop): Find the
16693 references in dominance order.
16694 (canonicalize_base_object_address): Ensure that the result has
16696 (dr_analyze_innermost): Export.
16697 (create_data_ref): Code to fail for references with invariant
16699 (find_data_references_in_stmt): ... here.
16700 * tree-data-ref.h (dr_analyze_innermost): Declare.
16701 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16702 (aff_combination_find_elt, name_expansion_hash,
16703 name_expansion_eq, tree_to_aff_combination_expand,
16704 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16706 * tree-affine.h (aff_combination_constant_multiple_p,
16707 tree_to_aff_combination_expand): Declare.
16708 * tree-predcom.c: New file.
16709 * common.opt (fpredictive-commoning): New option.
16710 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16711 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16712 * Makefile.in (tree-predcom.o): Add.
16713 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16714 * passes.c (init_optimization_passes): Add dceloop after
16715 copy propagation in loop optimizer. Add predictive commoning
16716 to loop optimizer passes.
16718 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16720 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16723 2007-05-24 Jan Hubicka <jh@suse.cz>
16725 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16727 (genheader): Include statistics.h.
16729 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16731 * print-rtl.c (flag_dump_unnumbered): Update comments.
16732 (print_rtl): Fix my previous change.
16733 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16736 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16738 PR middle-end/32018
16739 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16741 (thread_through_all_blocks): Call initialize_original_copy_tables
16742 and free_original_copy_tables.
16743 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16745 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16746 * cfghooks.c (duplicate_block): Use get_loop_copy.
16747 * cfg.c: Include cfgloop.h.
16748 (loop_copy): New hash table.
16749 (initialize_original_copy_tables): Initialize loop_copy table.
16750 (free_original_copy_tables): Free loop_copy table.
16751 (copy_original_table_clear, copy_original_table_set,
16752 set_loop_copy, get_loop_copy): New functions.
16753 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16754 * cfgloop.h (struct loop): Remove copy field.
16755 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16756 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16758 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16760 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16761 -msse/-msse2/-msse3.
16763 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16765 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16766 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16768 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16771 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16772 * targhooks.h (default_mangle_decl_assembler_name): Declare
16774 * targhooks.c (default_mangle_decl_assembler_name): Define
16776 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16778 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16779 * langhooks.c (lhd_set_decl_assembler_name): Call
16780 targetm.mangle_decl_assembler_name for names with global scope.
16782 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16784 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16785 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16787 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16788 New. Factored out of i386_pe_encode_section_info.
16789 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16790 Move check for prior decoration of stdcall
16791 symbols to i386_pe_encode_section_info.
16792 (i386_pe_encode_section_info): Adjust call to
16793 gen_stdcall_or_fastcall_suffix. Use
16794 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16795 (i386_pe_mangle_decl_assembler_name): New. Wrap
16796 i386_pe_maybe_mangle_decl_assembler_name.
16798 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16800 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16801 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16802 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16803 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16804 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16807 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16808 Nigel Stephens <nigel@mips.com>
16809 Richard Sandiford <richard@codesourcery.com>
16811 Fix up MIPS16 hard float and add support for complex.
16813 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16814 (TARGET_SOFT_FLOAT_ABI): New.
16815 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16816 __mips_soft_float to reflect the ABI in use, not whether the
16817 FPU is directly accessible (e.g., in MIPS16 mode).
16818 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16819 (UNITS_PER_FPVALUE): Likewise.
16821 * config/mips/mips.c (mips_expand_call): Remove redundant
16822 TARGET_MIPS16 check.
16823 (mips_arg_regno): New.
16824 (function_arg_advance): When setting bits in cum->fp_code for
16825 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16827 (function_arg): Use mips_arg_regno.
16828 (mips_return_mode_in_fpr_p): New.
16829 (mips16_call_stub_mode_suffix): New.
16830 (mips16_cfun_returns_in_fpr_p): New.
16831 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16832 (mips_output_function_prologue): Test mips16_hard_float, not
16833 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16834 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16835 return value into a floating-point register.
16836 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16837 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16838 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16839 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16840 word of double arguments from or to the high bits of 64-bit
16841 floating point registers.
16842 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16843 (mips16_fpret_double): New helper function.
16844 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16845 support for complex modes. Fill in DECL_RESULT for stubdecl.
16846 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16848 * config/mips/mips16.S
16849 (RET, ARG1, ARG2): New.
16850 (MERGE_GPRf, MERGE_GPRt): New.
16851 (DELAYt, DELAYf): New.
16852 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16853 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16854 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16855 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16856 (SFOP): Renamed to...
16857 (OPSF3): This, and macro-ified. Updated all uses.
16858 (SFOP2): Renamed to...
16859 (OPSF2): This, and macro-ified. Updated all uses.
16860 (SFCMP): Renamed to...
16861 (CMPSF): This, and macro-ified. Updated all uses.
16862 (SFREVCMP): Renamed to...
16863 (REVCMPSF): This, and macro-ified. Updated all uses.
16864 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16865 (LDDBL1, LDDBL2, RETDBL): Deleted.
16866 (DFOP): Renamed to...
16867 (OPDF3): This, and macro-ified. Updated all uses.
16868 (DFOP2): Renamed to...
16869 (OPDF2): This, and macro-ified. Updated all uses.
16870 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16871 (DFCMP): Renamed to...
16872 (CMPDF): This, and macro-ified. Updated all uses.
16873 (DFREVCMP): Renamed to...
16874 (REVCMPDF): This, and macro-ified. Updated all uses.
16875 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16876 (RET_FUNCTION): New.
16877 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16878 (__mips16_ret_sc, __mips16_ret_dc): New.
16879 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16880 STUB_ARGS_6, STUB_ARGS_10): New.
16881 (CALL_STUB_NO_RET): New.
16882 (__mips16_call_stub_1): Macro-ified.
16883 (__mips16_call_stub_5): Macro-ified.
16884 (__mips16_call_stub_2): Macro-ified.
16885 (__mips16_call_stub_6): Macro-ified.
16886 (__mips16_call_stub_9): Macro-ified.
16887 (__mips16_call_stub_10): Macro-ified.
16888 (CALL_STUB_RET): New.
16889 (__mips16_call_stub_sf_0): Macro-ified.
16890 (__mips16_call_stub_sf_1): Macro-ified.
16891 (__mips16_call_stub_sf_5): Macro-ified.
16892 (__mips16_call_stub_sf_2): Macro-ified.
16893 (__mips16_call_stub_sf_6): Macro-ified.
16894 (__mips16_call_stub_sf_9): Macro-ified.
16895 (__mips16_call_stub_sf_10): Macro-ified.
16896 (__mips16_call_stub_df_0): Macro-ified.
16897 (__mips16_call_stub_df_1): Macro-ified.
16898 (__mips16_call_stub_df_5): Macro-ified.
16899 (__mips16_call_stub_df_2): Macro-ified.
16900 (__mips16_call_stub_df_6): Macro-ified.
16901 (__mips16_call_stub_df_9): Macro-ified.
16902 (__mips16_call_stub_df_10): Macro-ified.
16903 (__mips16_call_stub_sc_0): New.
16904 (__mips16_call_stub_sc_1): New.
16905 (__mips16_call_stub_sc_5): New.
16906 (__mips16_call_stub_sc_2): New.
16907 (__mips16_call_stub_sc_6): New.
16908 (__mips16_call_stub_sc_9): New.
16909 (__mips16_call_stub_sc_10): New.
16910 (__mips16_call_stub_dc_0): New.
16911 (__mips16_call_stub_dc_1): New.
16912 (__mips16_call_stub_dc_5): New.
16913 (__mips16_call_stub_dc_2): New.
16914 (__mips16_call_stub_dc_6): New.
16915 (__mips16_call_stub_dc_9): New.
16916 (__mips16_call_stub_dc_10): New.
16918 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16919 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16920 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16922 2007-05-23 Ian Lance Taylor <iant@google.com>
16924 * doc/invoke.texi (Invoking GCC): Document that the order of the
16927 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16930 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16931 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16932 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16936 * config/score/score.c (score_print_operand): Make sure that only
16937 lower bits are used.
16939 2007-05-22 Ian Lance Taylor <iant@google.com>
16941 * tree-vrp.c (avoid_overflow_infinity): New static function,
16942 broken out of set_value_range_to_value.
16943 (set_value_range_to_value): Call avoid_overflow_infinity.
16944 (extract_range_from_assert): Likewise.
16946 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16948 PR middle-end/31095
16949 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16950 change the type before looking for a COMPOUND_EXPR.
16952 2007-05-22 Ian Lance Taylor <iant@google.com>
16954 * lower-subreg.c (decompose_multiword_subregs): If we change an
16955 insn, call remove_retval_note on it.
16957 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16959 * regs.h (end_hard_regno): New function.
16960 (END_HARD_REGNO, END_REGNO): New macros.
16961 (add_to_hard_reg_set): New function.
16962 (remove_from_hard_reg_set): Likewise.
16963 (in_hard_reg_set_p): Likewise.
16964 (overlaps_hard_reg_set_p): Likewise.
16965 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16966 (note_btr_set): Use END_HARD_REGNO.
16967 * caller-save.c (setup_save_areas): Use end_hard_regno.
16968 (mark_set_regs): Use END_HARD_REGNO.
16969 (add_stored_regs): Use end_hard_regno.
16970 (mark_referenced_regs): Use add_to_hard_reg_set.
16971 * combine.c (update_table_tick): Use END_REGNO.
16972 (record_value_for_reg): Likewise.
16973 (record_dead_and_set_regs): Likewise.
16974 (get_last_value_validate): Likewise.
16975 (use_crosses_set_p): Likewise.
16976 (reg_dead_at_p_1): Likewise.
16977 (reg_dead_at_p): Likewise.
16978 (mark_used_regs_combine): Use add_to_hard_reg_set.
16979 (move_deaths): Use END_HARD_REGNO.
16980 (reg_bitfield_target_p): Use end_hard_regno.
16981 (distribute_notes): Use END_HARD_REGNO.
16982 * cse.c (mention_regs): Use END_REGNO.
16983 (insert): Use add_to_hard_reg_set.
16984 (invalidate): Use END_HARD_REGNO.
16985 (invalidate_for_call): Likewise.
16986 (exp_equiv_p): Use END_REGNO.
16987 (cse_insn): Likewise.
16988 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16989 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16990 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16991 * function.c (keep_stack_depressed): Use end_hard_regno.
16992 * global.c (global_alloc): Use end_hard_regno.
16993 (global_conflicts): Use add_to_hard_reg_set instead of
16995 (find_reg): Likewise.
16996 (mark_reg_store): Likewise.
16997 (mark_reg_conflicts): Likewise.
16998 (mark_reg_death): Use remove_from_hard_reg_set.
16999 (mark_reg_live_nc): Delete.
17000 (set_preference): Use end_hard_regno.
17001 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
17002 remove_from_hard_reg_set.
17003 (post_mark_life): Use add_to_hard_reg_set.
17004 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
17005 (reg_becomes_live): Use add_to_hard_reg_set.
17006 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
17007 (peep2_find_free_register): Use add_to_hard_reg_set.
17008 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
17009 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
17010 * regrename.c (note_sets): Use add_to_hard_reg_set.
17011 (clear_dead_regs): Use remove_from_hard_reg_set.
17012 (regrename_optimize): Use add_to_hard_reg_set.
17013 (find_oldest_value_reg): Use in_hard_reg_set_p.
17014 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17015 (hard_reg_set_here_p): Use end_hard_regno.
17016 (decompose): Likewise.
17017 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17018 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17019 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17020 (mark_home_live): Use end_hard_regno.
17021 (spill_hard_reg): Likewise.
17022 (clear_reload_reg_in_use): Likewise.
17023 * reorg.c (delete_prior_computation): Use END_REGNO.
17024 * resource.c (update_live_status): Use END_HARD_REGNO.
17025 (mark_referenced_resources): Use add_to_hard_reg_set.
17026 (mark_set_resources): Likewise.
17027 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17028 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17029 (reg_overlap_mentioned_p): Likewise.
17030 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17031 (covers_regno_no_parallel_p): Use END_REGNO.
17032 (find_regno_note): Likewise.
17033 (find_reg_fusage): Use END_HARD_REGNO.
17034 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17035 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17037 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17039 * mode-switching.c (reg_dies): Change type of second argument to
17041 (optimize_mode_switching): Update accordingly.
17043 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17045 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17047 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17048 (hard_reg_set_empty_p): ...these new functions.
17049 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17050 GO_IF_HARD_REG_SUBSET.
17051 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17052 instead of GO_IF_HARD_REG_EQUAL.
17053 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17054 instead of GO_IF_HARD_REG_EQUAL.
17055 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17056 GO_IF_HARD_REG_SUBSET.
17057 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17058 GO_IF_HARD_REG_EQUAL.
17059 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17060 of GO_IF_HARD_REG_SUBSET.
17061 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17062 instead of GO_IF_HARD_REG_EQUAL.
17063 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17064 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17065 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17066 of GO_IF_HARD_REG_SUBSET,
17067 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17068 GO_IF_HARD_REG_SUBSET.
17069 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17070 instead of GO_IF_HARD_REG_EQUAL.
17071 * config/sh/sh.c (push_regs, calc_live_regs): Use
17072 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17073 (hard_regs_intersect_p): Delete.
17075 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17077 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17079 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17080 Richard Henderson <rth@redhat.com>
17082 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17084 (x86_64-*-*): Likewise.
17086 * i386/i386-modes.def (V2QI): New.
17088 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17090 (override_options): Support SSE4.1.
17091 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17092 (IX86_BUILTIN_BLENDPS): Likewise.
17093 (IX86_BUILTIN_BLENDVPD): Likewise.
17094 (IX86_BUILTIN_BLENDVPS): Likewise.
17095 (IX86_BUILTIN_PBLENDVB128): Likewise.
17096 (IX86_BUILTIN_PBLENDW128): Likewise.
17097 (IX86_BUILTIN_DPPD): Likewise.
17098 (IX86_BUILTIN_DPPS): Likewise.
17099 (IX86_BUILTIN_INSERTPS128): Likewise.
17100 (IX86_BUILTIN_MOVNTDQA): Likewise.
17101 (IX86_BUILTIN_MPSADBW128): Likewise.
17102 (IX86_BUILTIN_PACKUSDW128): Likewise.
17103 (IX86_BUILTIN_PCMPEQQ): Likewise.
17104 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17105 (IX86_BUILTIN_PMAXSB128): Likewise.
17106 (IX86_BUILTIN_PMAXSD128): Likewise.
17107 (IX86_BUILTIN_PMAXUD128): Likewise.
17108 (IX86_BUILTIN_PMAXUW128): Likewise.
17109 (IX86_BUILTIN_PMINSB128): Likewise.
17110 (IX86_BUILTIN_PMINSD128): Likewise.
17111 (IX86_BUILTIN_PMINUD128): Likewise.
17112 (IX86_BUILTIN_PMINUW128): Likewise.
17113 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17114 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17115 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17116 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17117 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17118 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17119 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17120 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17121 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17122 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17123 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17124 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17125 (IX86_BUILTIN_PMULDQ128): Likewise.
17126 (IX86_BUILTIN_PMULLD128): Likewise.
17127 (IX86_BUILTIN_ROUNDPD): Likewise.
17128 (IX86_BUILTIN_ROUNDPS): Likewise.
17129 (IX86_BUILTIN_ROUNDSD): Likewise.
17130 (IX86_BUILTIN_ROUNDSS): Likewise.
17131 (IX86_BUILTIN_PTESTZ): Likewise.
17132 (IX86_BUILTIN_PTESTC): Likewise.
17133 (IX86_BUILTIN_PTESTNZC): Likewise.
17134 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17135 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17136 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17137 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17138 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17139 (bdesc_ptest): New.
17140 (bdesc_sse_3arg): Likewise.
17141 (bdesc_2arg): Likewise.
17142 (bdesc_1arg): Likewise.
17143 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17145 (ix86_expand_sse_4_operands_builtin): New.
17146 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17147 smaller than 8 bits as the 2nd arg.
17148 (ix86_expand_sse_ptest): New.
17149 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17150 (ix86_expand_vector_set): Support SSE4.1.
17151 (ix86_expand_vector_extract): Likewise.
17153 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17154 __SSE4_1__ for -msse4.1.
17156 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17157 (UNSPEC_INSERTPS): Likewise.
17158 (UNSPEC_DP): Likewise.
17159 (UNSPEC_MOVNTDQA): Likewise.
17160 (UNSPEC_MPSADBW): Likewise.
17161 (UNSPEC_PHMINPOSUW): Likewise.
17162 (UNSPEC_PTEST): Likewise.
17163 (UNSPEC_ROUNDP): Likewise.
17164 (UNSPEC_ROUNDS): Likewise.
17166 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17168 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17169 (const_pow2_1_to_32768_operand): Likewise.
17171 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17174 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17176 (sse4_1_insertps): Likewise.
17177 (*sse4_1_extractps): Likewise.
17178 (sse4_1_ptest): Likewise.
17179 (sse4_1_mulv2siv2di3): Likewise.
17180 (*sse4_1_mulv4si3): Likewise.
17181 (*sse4_1_smax<mode>3): Likewise.
17182 (*sse4_1_umax<mode>3): Likewise.
17183 (*sse4_1_smin<mode>3): Likewise.
17184 (*sse4_1_umin<mode>3): Likewise.
17185 (sse4_1_eqv2di3): Likewise.
17186 (*sse4_1_pinsrb): Likewise.
17187 (*sse4_1_pinsrd): Likewise.
17188 (*sse4_1_pinsrq): Likewise.
17189 (*sse4_1_pextrb): Likewise.
17190 (*sse4_1_pextrb_memory): Likewise.
17191 (*sse4_1_pextrw_memory): Likewise.
17192 (*sse4_1_pextrq): Likewise.
17193 (sse4_1_blendpd): Likewise.
17194 (sse4_1_blendps): Likewise.
17195 (sse4_1_blendvpd): Likewise.
17196 (sse4_1_blendvps): Likewise.
17197 (sse4_1_dppd): Likewise.
17198 (sse4_1_dpps): Likewise.
17199 (sse4_1_movntdqa): Likewise.
17200 (sse4_1_mpsadbw): Likewise.
17201 (sse4_1_packusdw): Likewise.
17202 (sse4_1_pblendvb): Likewise.
17203 (sse4_1_pblendw): Likewise.
17204 (sse4_1_phminposuw): Likewise.
17205 (sse4_1_extendv8qiv8hi2): Likewise.
17206 (*sse4_1_extendv8qiv8hi2): Likewise.
17207 (sse4_1_extendv4qiv4si2): Likewise.
17208 (*sse4_1_extendv4qiv4si2): Likewise.
17209 (sse4_1_extendv2qiv2di2): Likewise.
17210 (*sse4_1_extendv2qiv2di2): Likewise.
17211 (sse4_1_extendv4hiv4si2): Likewise.
17212 (*sse4_1_extendv4hiv4si2): Likewise.
17213 (sse4_1_extendv2hiv2di2): Likewise.
17214 (*sse4_1_extendv2hiv2di2): Likewise.
17215 (sse4_1_extendv2siv2di2): Likewise.
17216 (*sse4_1_extendv2siv2di2): Likewise.
17217 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17218 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17219 (sse4_1_zero_extendv4qiv4si2): Likewise.
17220 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17221 (sse4_1_zero_extendv2qiv2di2): Likewise.
17222 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17223 (sse4_1_zero_extendv4hiv4si2): Likewise.
17224 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17225 (sse4_1_zero_extendv2hiv2di2): Likewise.
17226 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17227 (sse4_1_zero_extendv2siv2di2): Likewise.
17228 (*sse4_1_zero_extendv2siv2di2): Likewise.
17229 (sse4_1_roundpd): Likewise.
17230 (sse4_1_roundps): Likewise.
17231 (sse4_1_roundsd): Likewise.
17232 (sse4_1_roundss): Likewise.
17233 (mulv4si3): Don't expand for SSE4.1.
17234 (smax<mode>3): Likewise.
17235 (umaxv4si3): Likewise.
17236 (uminv16qi3): Likewise.
17237 (umin<mode>3): Likewise.
17238 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17240 * doc/extend.texi: Document SSE4.1 built-in functions.
17242 * doc/invoke.texi: Document -msse4.1.
17244 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17246 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17247 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17248 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17249 (ASM_SPEC): Add asm_pcrel_spec.
17250 (EXTRA_SPECS): Add asm_pcrel_spec.
17252 2007-05-21 David Daney <ddaney@avtrex.com>
17254 * doc/install.texi (Building a cross compiler): Add requirements
17255 for Java cross compiler.
17257 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17259 PR middle-end/31995
17260 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17261 Add loopno argument. Use evolution_function_is_invariant_rec_p
17262 instead of evolution_function_is_constant_p.
17263 Update calls to evolution_function_is_affine_multivariate_p.
17264 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17265 Add loopno argument.
17266 * tree-scalar-evolution.c (gather_chrec_stats): Call
17267 evolution_function_is_affine_multivariate_p with a loop
17269 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17270 (analyze_overlapping_iterations): Likewise.
17271 (access_functions_are_affine_or_constant_p): Likewise.
17272 (build_classic_dist_vector_1): If the access functions
17273 are equal, don't do anything.
17275 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17276 Paolo Carlini <pcarlini@suse.de>
17277 Uros Bizjak <ubizjak@gmail.com>
17279 * c-cppbuiltin.c (c_cpp_builtins): Define
17280 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17281 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17282 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17283 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17285 2007-05-21 Mike Stump <mrs@apple.com>
17287 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17289 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17291 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17293 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17294 implementation if __OPTIMIZE__ is not defined.
17295 (_mm_alignr_pi8): Ditto.
17296 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17297 (_mm_inserti_si64): Ditto.
17298 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17299 (_mm_slli_epi16): Ditto.
17300 (_mm_slli_epi32): Ditto.
17301 (_mm_slli_epi64): Ditto.
17302 (_mm_srai_epi16): Ditto.
17303 (_mm_srai_epi32): Ditto.
17304 (_mm_srli_si128): Ditto.
17305 (_mm_slli_si128): Ditto.
17306 (_mm_srli_epi16): Ditto.
17307 (_mm_srli_epi32): Ditto.
17308 (_mm_srli_epi64): Ditto.
17309 (_mm_extract_epi16): Ditto.
17310 (_mm_insert_epi16): Ditto.
17311 (_mm_shufflehi_epi16): Ditto.
17312 (_mm_shufflelo_epi16): Ditto.
17313 (_mm_shuffle_epi32): Ditto.
17314 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17315 (_m_pextrw): Ditto.
17316 (_mm_insert_pi16): Ditto.
17317 (_m_pinsrw): Ditto.
17318 (_mm_shuffle_pi16): Ditto.
17319 (_m_pshufw): Ditto.
17320 (_mm_shufle_ps): Ditto.
17321 (_mm_prefetch): Ditto.
17323 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17325 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17326 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17327 * real.c (encode_i370_single, decode_i370_single,
17328 encode_i370_double, decode_i370_double): Functions removed.
17329 (i370_single_format, i370_double_format): Initializations removed.
17330 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17331 Consider the log2_b field to always be one.
17332 (ieee_single_format, mips_single_format, coldfire_single_format,
17333 ieee_double_format, mips_double_format, coldfire_double_format,
17334 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17335 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17336 ibm_extended_format, mips_extended_format, ieee_quad_format,
17337 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17338 decimal_single_format, decimal_double_format, decimal_quad_format,
17339 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17340 initialization of log2_b.
17341 * real.h (i370_single_format, i370_double_format): Declarations
17343 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17344 field to always be one.
17346 2007-05-21 Andreas Schwab <schwab@suse.de>
17348 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17349 NOTE_INSN_BASIC_BLOCK_P.
17350 (process_for_unwind_directive): Likewise.
17352 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17354 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17355 * function.h (struct function): Move va_list_gpr_size,
17356 va_list_fpr_size, function_frequency to front of bitfields. Add
17358 (current_function_calls_unwind_init): New.
17359 * except.c (expand_builtin_unwind_init): Set
17360 current_function_calls_unwind_init not
17361 current_function_has_nonlocal_label.
17362 * reload1.c (has_nonexceptional_receiver): New.
17363 (reload): Use it and current_function_calls_unwind_init to
17364 determine whether call-saved regs must be saved.
17366 2007-05-20 Jan Hubicka <jh@suse.cz>
17368 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17369 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17370 * ddg.c (create_ddg): LIkewise.
17371 * final.c (final): Remove hunk moving line number notes around since
17372 they are no longer present at this stage.
17373 (final_scan_insn): Use NOTE_KIND instead of
17374 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17375 (output_asm_label): Likewise.
17376 * reorg.c (dbr_schedule): Likewise.
17377 * haifa-sched.c (unlink_other_notes): Likewise.
17378 * mode-switching.c (optimize_mode_switching): Likewise.
17379 * graph.c (start_bb): Likewise.
17380 * rtl.def (NOTE): Update description.
17381 * jump.c (squeeze_notes): Delete.
17382 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17383 NOTE_INSN_BASIC_BLOCK_P when possible.
17384 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17385 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17386 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17387 (dwarf2out_var_location): Likewise.
17388 * cfgbuild.c (make_edges): Likewise.
17389 (find_basic_blocks_1): Likewise.
17390 * function.c (reorder_blocks_1): Likewise.
17391 (epilogue_done): Likewise.
17392 (reposition_prologue_and_epilogue_notes): Likewise.
17393 * print-rtl.c (print_rtx): Likewise; drop code for printing
17395 (print_rtl): Likewise.
17396 (print_rtl_single): Likewise.
17397 * gcse.c (insert_insn_start_bb): Likewise.
17398 * alias.c (init_alias_analysis): Likewise.
17399 * calls.c (fixup_tail_calls): Likewise.
17400 * except.c (sjlj_emit_function_enter): Likewise.
17401 * emit-rtl.c (add_insn_after): Likeiwse.
17402 (emit_label_before): Likewise.
17403 (emit_label_after): Likewise.
17404 (emit_note_before, emit_note_after, emit_note): Update
17405 parameter to be enum insn_note; do not deal with source
17407 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17408 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17410 (merge_blocks_move_successor_nojumps): Simplify now when
17411 we don't have BLOCK notes.
17412 (try_optimize_cfg): Likewise.
17413 * cfglayout.c (skip_insns_after_block): Likewise.
17414 (record_effective_endpoints): Likewise.
17415 (duplicate_insn_chain): Likewise.
17416 * varasm.c (output_constant_pool_1): Likewise.
17417 * sched-deps.c (sched_analyze): Likewise.
17418 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17420 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17421 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17422 (SET_INSN_DELETED): Simplify.
17423 (NOTE_LINE_NUMBER): Exterminate.
17424 (NOTE_LINE_KIND): New.
17425 (NOTE_INSN_BASIC_BLOCK_P): Update.
17426 (enum insn_note): Simplify.
17427 (GET_NOTE_INSN_NAME) Simplify.
17428 (emit_note_before, emit_note_after, emit_note): Update prototype.
17429 (squeeze_notes): Remove.
17430 * sched-int.h (NOTE_NOT_BB_P): Update.
17431 * resource.c (mark_target_live_regs): Update.
17432 * sched-rgn.c (debug_dependencies): Update.
17433 * sched-vis.c (print_insn): Update.
17434 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17435 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17436 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17437 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17438 (split_branches): Update.
17439 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17441 (sh_adjust_unroll_max): Exterminate.
17442 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17443 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17444 (m68hc11_reorg): Likewise.
17445 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17446 (emit_predicate_relation_info): Update.
17447 (process_for_unwind_directive): Update.
17448 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17449 (output_call): Update.
17450 * config/pa/pa.c (output_lbranch): Update.
17451 (output_millicode_call): Update.
17452 (output_call): Update.
17453 (pa_combine_instructions): Update.
17454 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17455 * config/bfin/bfin.c (gen_one_bundle): Update.
17456 * cfgrtl.c (can_delete_note_p): Update.
17457 (delete_insn): Update.
17458 (rtl_merge_blocks): Update.
17459 (commit_one_edge_insertion): Update.
17460 (rtl_verify_flow_info): Update.
17461 * stmt.c (expand_case): Do not call squeeze_notes.
17463 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17470 * c.opt (Wtype-limits): New.
17471 * doc/invoke.texi (Wtype-limits): Document it.
17472 (Wextra): Enabled by -Wextra.
17473 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17474 * c-common.c (shorten_compare): Warn with Wtype-limits.
17476 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17478 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17479 inlined function, not as a macro.
17480 (_mm_alignr_pi8): Ditto.
17481 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17482 (_mm_inserti_si64): Ditto.
17483 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17484 (_mm_extract_epi16): Ditto.
17485 (_mm_insert_epi16): Ditto.
17486 (_mm_shufflehi_epi16): Ditto.
17487 (_mm_shufflelo_epi16): Ditto.
17488 (_mm_shuffle_epi32): Ditto.
17489 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17490 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17492 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17494 (_m_to_float): Use C89 compatible assignment.
17496 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17499 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17501 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17504 * doc/invoke.texi (Wreturn-type): Complete description.
17505 (Wextra): Delete item about return-type warning.
17506 * c-decl.c: Delete redundant Wextra warning.
17508 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17511 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17512 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17513 inlined function, not as a macro.
17514 (_mm_prefetch): Ditto.
17515 (_m_pextrw): Ditto.
17516 (_mm_insert_pi16): Ditto.
17517 (_m_pinsrw): Ditto.
17518 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17519 (_m_pshufw): Ditto. Add const to __N argument.
17520 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17521 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17522 (_mm_slli_epi32): Ditto.
17523 (_mm_srli_si128): Implement as always inlined function, not as a
17524 macro. Add __inline to function declaration.
17525 (_mm_slli_si128): Ditto.
17527 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17529 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17530 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17532 (struct fenv): New structure.
17533 (FP_HANDLE_EXCEPTIONS): New define.
17534 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17535 (_FP_DECL_EXP): New define.
17536 (FP_INIT_ROUNDMODE): New define.
17537 (FP_ROUNDMODE): New define.
17539 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17541 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17542 (Wconversion): Update description.
17543 (Wconversion-sign): New.
17544 * c.opt (Wconversion-sign): New.
17545 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17546 means disabled for C++. Otherwise, take the status of Wconversion.
17547 * c-common.c (conversion_warning): Warn with either Wconversion or
17549 (warnings_for_convert_and_check): Conditions are already checked by
17550 conversion_warning.
17551 (convert_and_check): Don't check warnings if the conversion failed.
17553 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17554 Anatoly Sokolov <aesok@dol.ru>
17556 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17557 avr_epilogue_uses) : Add declaration.
17558 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17559 * config/avr/constraints.md (R): New constraint.
17560 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17561 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17562 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17563 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17564 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17565 call_prologue_saves, epilogue_restores, return_from_epilogue,
17566 return_from_main_epilogue, return_from_interrupt_epilogue,
17567 return_from_naked_epilogue, prologue, epilogue): New patterns.
17568 (jump): Handle symbol reference.
17569 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17570 avr_output_function_prologue, avr_output_function_epilogue): Remove
17572 (avr_init_machine_status, expand_prologue, expand_epilogue,
17573 avr_asm_function_end_prologue, avr_epilogue_uses,
17574 avr_asm_function_begin_epilogue): New functions.
17575 (prologue_size, epilogue_size, jump_tables_size): Remove global
17577 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17578 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17579 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17580 (avr_override_options): Initialise init_machine_status.
17581 (output_movhi): Handle all stack pointer loads.
17582 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17583 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17584 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17585 (EPILOGUE_USES) Redefine.
17586 (machine_function) Declare.
17588 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17590 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17591 Use a single return statement.
17593 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17595 PR middle-end/30250
17596 * builtins.c (do_mpfr_lgamma_r): New.
17597 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17598 * tree.h (CASE_FLT_FN_REENT): New.
17600 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17602 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17603 (output_die): Use 'unsigned long' with %x.
17604 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17605 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17606 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17608 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17610 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17615 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17616 true if function has no argument.
17618 2007-05-18 DJ Delorie <dj@redhat.com>
17620 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17621 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17623 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17625 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17626 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17627 count_trailing_zeros.
17628 (__i386__): Implement count_leading_zeros using __builtin_clz().
17629 Implement count_trailing_zeros usign __builtin_ctz().
17631 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17633 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17635 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17637 PR middle-end/31344
17638 * expr.c (emit_move_change_mode): Change mode of push operands here.
17640 2007-05-17 Ian Lance Taylor <iant@google.com>
17642 PR tree-optimization/31953
17643 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17644 Change all callers.
17645 (set_value_range_to_null): Call set_value_range_to_value.
17646 (extract_range_from_comparison): Likewise.
17648 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17650 * toplev.c (print_version): Output GMP/MPFR version info.
17652 * builtins.c (CASE_MATHFN_REENT): New macro.
17653 (mathfn_built_in): Use it.
17654 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17655 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17656 BUILT_IN_LGAMMAL_R): New.
17657 * doc/extend.texi: Document new builtins.
17659 PR middle-end/31796
17660 * builtins.c (do_mpfr_remquo): New.
17661 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17662 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17664 PR middle-end/30251
17665 * builtins.c (fold_builtin_1): Handle y0, y1.
17666 (fold_builtin_2): Handle yn.
17668 PR middle-end/30251
17669 * builtins.c (do_mpfr_bessel_n): New.
17670 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17671 (fold_builtin_2): Handle BUILT_IN_JN.
17673 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17676 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17677 TYPE_PRECISION (intmax_type_node).
17679 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17682 * reload.c (subst_reloads): Remove checking.
17684 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17686 PR rtl-optimization/31691
17687 * combine.c (simplify_set): Build a new src pattern instead of
17688 substituting its operands in the COMPARE case.
17690 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17692 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17693 (execute_vrp): Preserve loops through jump threading.
17694 * tree-ssa-threadupdate.c (thread_single_edge,
17695 dbds_continue_enumeration_p, determine_bb_domination_status,
17696 thread_through_loop_header): New functions.
17697 (create_edge_and_update_destination_phis,
17698 create_edge_and_update_destination_phis): Set loops for the new blocks.
17699 (prune_undesirable_thread_requests): Removed.
17700 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17702 (thread_block): Do not call prune_undesirable_thread_requests.
17704 (mark_threaded_blocks): Select edges to thread here.
17705 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17706 Thread edges through loop headers independently.
17707 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17708 * tree-pass.h (TODO_mark_first_instance): New.
17709 (first_pass_instance): Declare.
17710 * cfghooks.c (duplicate_block): Put the block to the original loop
17711 if copy is not specified.
17712 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17713 jump threading. Pass may_peel_loop_headers to
17714 thread_through_all_blocks according to first_pass_instance.
17715 * cfgloop.h (create_preheader): Declare.
17716 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17717 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17718 * passes.c (first_pass_instance): New variable.
17719 (next_pass_1): Set TODO_mark_first_instance.
17720 (execute_todo): Set first_pass_instance.
17722 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17724 PR tree-optimization/24659
17725 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17726 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17727 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17728 OTI_vec_pack_ufix_trunc.
17729 (vec_unpacks_float_hi_optab): Define new macro.
17730 (vec_unpacks_float_lo_optab): Ditto.
17731 (vec_unpacku_float_hi_optab): Ditto.
17732 (vec_unpacku_float_lo_optab): Ditto.
17733 (vec_pack_sfix_trunc_optab): Ditto.
17734 (vec_pack_ufix_trunc_optab): Ditto.
17735 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17736 and vec_pack_[s|u]fix_trunc_optab using
17737 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17738 * tree-vectorizer.c (supportable_widening_operation): Handle
17739 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17740 (supportable_narrowing_operation): New function.
17741 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17742 * tree-vect-transform.c (vectorizable_conversion): Handle
17743 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17744 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17745 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17746 to check for target support.
17747 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17748 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17749 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17750 for VEC_PACK_FIX_TRUNC_EXPR.
17751 (expand_binop): Special case mode of the result for
17752 vec_pack_[u|s]fix_trunc_optab.
17753 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17754 vec_pack_[u|s]fix_trunc_optab.
17756 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17757 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17758 * tree-pretty-print.c (dump_generic_node): Handle
17759 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17760 VEC_PACK_FIX_TRUNC_EXPR.
17762 * expr.c (expand_expr_real_1): Ditto.
17763 * tree-inline.c (estimate_num_insns_1): Ditto.
17764 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17766 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17767 (vec_unpacks_float_lo_v8hi): Ditto.
17768 (vec_unpacku_float_hi_v8hi): Ditto.
17769 (vec_unpacku_float_lo_v8hi): Ditto.
17770 (vec_unpacks_float_hi_v4si): Ditto.
17771 (vec_unpacks_float_lo_v4si): Ditto.
17772 (vec_pack_sfix_trunc_v2df): Ditto.
17774 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17776 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17777 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17778 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17779 [vec_pack_ufix_trunc]: Ditto.
17780 [vec_unpacks_float_hi]: Ditto.
17781 [vec_unpacks_float_lo]: Ditto.
17782 [vec_unpacku_float_hi]: Ditto.
17783 [vec_unpacku_float_lo]: Ditto.
17785 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17787 * soft-fp/README: Update for new files.
17788 * soft-fp/floattisf.c: New file.
17789 * soft-fp/floattidf.c: New file.
17790 * soft-fp/floattitf.c: New file.
17791 * soft-fp/floatuntisf.c: New file.
17792 * soft-fp/floatuntidf.c: New file.
17793 * soft-fp/floatuntitf.c: New file.
17794 * soft-fp/fixsfti.c: New file.
17795 * soft-fp/fixdfti.c: New file.
17796 * soft-fp/fixtfti.c: New file.
17797 * soft-fp/fixunssfti.c: New file.
17798 * soft-fp/fixunsdfti.c: New file.
17799 * soft-fp/fixunstfti.c: New file.
17800 * soft-fp/extendxftf.c: New file.
17801 * soft-fp/trunctfxf.c: New file.
17803 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17804 (__trunctfxf2): Ditto.
17806 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17807 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17808 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17809 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17810 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17811 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17813 * config/i386/t-fprules-softfp64: New file.
17814 * config/i386/sfp-machine.h: New file.
17815 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17816 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17817 and soft-fp/t-softfp to tmake_file.
17818 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17819 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17821 * config/i386/t-linux64 (softfp_wrap_start): New.
17822 (softfp_wrap_end): New.
17823 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17824 supported for TARGET_64BIT.
17826 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17828 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17829 c_common_unsigned_type behavior.
17831 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17833 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17836 2007-05-16 Eric Christopher <echristo@apple.com>
17838 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17839 saving after stack push. Set sp_offset whenever we push.
17840 (rs6000_emit_epilogue): Move altivec register restore before
17843 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17845 * configure.ac: Allow sysroots to be relocated under $prefix as
17846 well as $exec_prefix.
17847 * configure: Regenerate.
17849 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17853 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17855 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17856 (gcc_tooldir): Likewise.
17857 * configure: Regenerate.
17858 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17859 old configure.ac gcc_tooldir setting.
17860 (prefix_to_exec_prefix): New variable.
17861 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17862 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17864 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17866 * c-typeck.c (build_binary_op): Return early for error.
17868 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17870 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17871 struct nb_iter_bound.
17872 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17873 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17874 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17875 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17876 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17877 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17878 (del_scev_info): Use ggc_free.
17879 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17880 * loop-init.c: Include ggc.h.
17881 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17882 (loop_optimizer_finalize): Use ggc_free.
17883 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17884 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17885 pass_iv_optimize): Add TODO_ggc_collect.
17886 * function.h (struct function): Remove skip marker from
17888 * cfgloop.c: Include ggc.h.
17889 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17891 (establish_preds): Vector superloops is gc allocated.
17892 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17894 (flow_loops_find): Vector larray is gc allocated.
17895 (loop_exit_free): Use ggc_free.
17896 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17897 that head of exits list is now not a part of struct loop.
17898 (record_loop_exits): Allocate exits table in gc memory.
17899 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17900 that head of exits list is now not a part of struct loop.
17901 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17902 struct loop_exit): Add GTY marker.
17903 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17904 Add skip marker to aux field. Make head of exits list a separate
17906 (struct loops): Add GTY marker. Make larray vector gc allocated.
17907 Add param marker to exits table.
17908 (get_loops): Type changed.
17909 * Makefile.in (tree-scalar-evolution.o): Add
17910 gt-tree-scalar-evolution.h dependency.
17911 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17912 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17913 * basic-block.h (struct basic_block_def): Remove skip marker from
17916 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17918 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17919 of 0 in the call to expand_expr().
17920 (expand_builtin_mathfn_3): Ditto.
17921 (expand_builtin_interclass_mathfn): Ditto.
17922 (expand_builtin_cexpi): Ditto.
17923 (expand_builtin_int_roundingfn): Ditto.
17924 (expand_builtin_int_roundingfn_2): Ditto.
17925 (expand_builtin_pow): Ditto.
17926 (expand_builtin_powi): Ditto.
17927 (expand_builtin_bswap): Ditto.
17928 (expand_builtin_unop): Ditto.
17929 (expand_builtin_fabs): Ditto.
17930 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17931 the call to expand_expr().
17932 (expand_builtin_sync_operation): Ditto.
17933 (expand_builtin_compare_and_swap): Ditto.
17934 (expand_builtin_lock_test_and_set): Ditto.
17935 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17936 instead of 0 in the call to expand_expr().
17937 (expand_builtin_extract_return_addr): Ditto.
17938 (expand_builtin_eh_return): Ditto.
17939 (expand_eh_return): Ditto.
17940 * explow.c (expr_size): Ditto.
17941 * expr.c (optimize_bitfield_assignment_op): Ditto.
17942 (expand_assignement): Ditto.
17943 (store_expr): Ditto.
17944 (store_field): Ditto.
17945 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17946 the call to expand_expr().
17947 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17948 in the call to expand_expr().
17949 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17950 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17951 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17953 * optabs.c (expand_vec_shift_expr): Ditto.
17954 (expand_vec_cond_expr): Ditto.
17955 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17956 call to expand_expr().
17957 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17958 in the call to expand_expr().
17960 2007-05-14 Dave Korn <dave.korn@artimi.com>
17962 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17964 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17966 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17967 instead of c_common_unsigned_type.
17968 (c_common_unsigned_type): Remove.
17969 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17970 c_common_unsigned_type.
17971 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17972 c_common_unsigned_type.
17973 * c-common.h (c_common_unsigned_type): Remove.
17974 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17975 c_common_unsigned_type.
17976 * c-format.c (check_format_types): Use unsigned_type_for instead of
17977 c_common_unsigned_type.
17978 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17979 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17980 of c_common_unsigned_type.
17981 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17982 lang_hooks.types.unsigned_type.
17983 * expmed.c (make_tree): Use unsigned_type_for instead of
17984 lang_hooks.types.unsigned_type.
17985 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17986 lang_hooks.types.unsigned_type.
17987 (build_range_check): Likewise.
17988 (fold_unary): Likewise.
17989 (fold_binary): Likewise.
17990 (fold_ternary): Likewise.
17991 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17992 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17993 * tree.c (get_unsigned_type): New.
17994 (unsigned_type_for): Use get_unsigned_type instead of
17995 lang_hooks.types.unsigned_type.
17997 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17999 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
18000 to m68k_get_function_kind. Update its prototype.
18001 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
18003 (m68k_interrupt_function_p): Return enum m68k_function_type
18004 instead of bool. Rename to m68k_get_function_kind.
18005 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
18006 target is not fido.
18007 (m68k_compute_frame_layout): Don't mark any register for save
18008 if an interrupt_thread attribute is specified.
18009 (m68k_hard_regno_rename_ok): Update a use of
18010 m68k_interrupt_function_p.
18011 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
18012 m68k_interrupt_function_p.
18013 (m68k_function_type): New.
18014 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18015 for a function with an interrupt_thread attribute.
18016 * doc/extend.texi: Document the interrupt_thread attribute.
18018 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18020 Fix PR tree-optimization/31911
18021 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18022 if they didn't change the expression.
18024 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18026 * tree-scalar-evolution.c (resolve_mixers): Exported.
18027 * tree-scalar-evolution.h (resolve_mixers): Declare.
18028 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18029 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18030 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18031 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18032 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18033 strip_conversion, analyze_offset_expr, address_analysis,
18034 object_analysis, analyze_offset): Removed.
18035 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18036 split_constant_offset, canonicalize_base_object_address,
18037 object_address_invariant_in_loop_p, disjoint_objects_p,
18038 dr_may_alias_p, dr_address_invariant_p): New functions.
18039 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18040 and dr_analyze_alias.
18041 (initialize_data_dependence_relation): Use dr_may_alias_p
18042 and object_address_invariant_in_loop_p.
18043 (compute_self_dependence): Handle the case when
18044 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18045 (find_data_references_in_stmt): Restrict the analysis of data
18046 references to the given loop nest.
18047 (find_data_references_in_loop): Made static. Pass loop nest to
18048 find_data_references_in_stmt.
18049 (compute_data_dependences_for_loop): Use DR_VOPS.
18050 (free_data_ref): Free DR_VOPS.
18051 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18052 (struct innermost_loop_behavior): ... new.
18053 (struct base_object_info): Replaced by ...
18054 (struct indices): ... new.
18055 (struct dr_alias): New.
18056 (enum data_ref_type): Removed.
18057 (struct data_reference): Consist of struct innermost_loop_behavior,
18058 struct indices and struct dr_alias.
18059 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18060 (DR_MEMTAG): Renamed to ...
18061 (DR_SYMBOL_TAG): ... this.
18062 (find_data_references_in_loop): Declaration removed.
18063 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18064 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18065 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18066 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18068 2007-05-13 Revital Eres <eres@il.ibm.com>
18070 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18071 which walks virtual def-use chains to find redundant stores.
18072 (dse_optimize_stmt): Call it.
18074 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18076 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18077 * passes.c (init_optimization_passes): Move pass_jump_bypass
18080 * basic-block.h (bb_has_eh_pred): Fix style issue.
18082 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18084 PR rtl-optimization/31848
18085 * loop-invariant.c (move_invariant_reg): If we move an insn
18086 with a REG_EQUAL note, and that insn is not always executed,
18087 remove the REG_EQUAL note.
18089 2007-05-12 Richard Guenther <rguenther@suse.de>
18091 PR tree-optimization/31797
18092 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18093 propagate into a stmt that has volatile ops.
18095 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18097 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18098 (gcc_tooldir): Likewise.
18099 * configure: Regenerate.
18100 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18101 old configure.ac gcc_tooldir setting.
18102 (prefix_to_exec_prefix): New variable.
18103 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18104 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18106 2007-05-11 Silvius Rus <rus@google.com>
18108 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18109 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18110 * c-common.h (strict_aliasing_warning): Change return type.
18111 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18112 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18113 (build_c_cast): Condition call to strict_aliasing_warning.
18114 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18115 * flags.h (set_Wstrict_aliasing): Declare.
18116 * opts.c (set_Wstrict_alising): Define, add call to.
18117 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18118 * tree-ssa-alias-warnings.c: New file.
18119 * tree-ssa-alias.c (compute_may_aliases): Add call to
18120 strict_aliasing_warning_backend.
18122 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18124 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18125 Use loop_depth and loop_outer accessor functions.
18126 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18127 determine_invariantness_stmt, move_computations_stmt): Ditto.
18128 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18129 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18130 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18131 * tree-scalar-evolution.c (interpret_loop_phi,
18132 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18133 instantiate_parameters_1, scev_const_prop): Ditto.
18134 * cfghooks.c (make_forwarder_block): Ditto.
18135 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18136 * modulo-sched.c (loop_canon_p): Ditto.
18137 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18138 slpeel_can_duplicate_loop_p): Ditto.
18139 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18140 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18141 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18142 cancel_loop, verify_loop_structure): Ditto.
18143 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18144 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18145 superloops vector instead of "pred" array.
18146 (establish_preds): Take father loop as an argument. Initialize the
18148 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18149 Do not initialize loop->outer.
18150 (flow_loop_tree_node_remove): Truncate the superloops vector.
18151 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18152 "pred" merged to "superloops" vector.
18153 (loop_depth, loop_outer): New.
18154 (fel_init): Use loop_outer.
18156 2007-05-11 Jan Hubicka <jh@suse.cz>
18158 * cgraphunit.c: Include gt-cgraphunit.h
18159 (static_ctors, static_dtors): New static vars.
18160 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18161 based on implementation in c-common.c
18162 (cgraph_finalize_function): Call record_cdtor_fn.
18163 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18164 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18165 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18166 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18167 build_cdtor, c_build_cdtor_fns): Remove.
18168 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18169 c_build_cdtor_fns): Remove prototype.
18171 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18174 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18175 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18176 * builtins.c (fold_builtin_memchr): New.
18177 (expand_builtin_memchr): Call the latter.
18178 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18179 * doc/extend.texi ([Other built-in functions provided by GCC]):
18182 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18184 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18185 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18186 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18187 PFPO_OP1_TYPE_SHIFT): Constants added.
18188 (DFP_ALL): Mode macro defined.
18189 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18190 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18191 Insn definitions added.
18192 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18193 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18196 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18198 PR tree-optimization/31885
18199 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18200 NULL_TREE to be undetermined.
18201 (automatically_generated_chrec_p): Return false for NULL.
18203 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18205 * config/bfin/bfin.h (MOVE_RATIO): Define.
18207 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18209 * config.gcc (sparc-wrs-vxworks): New target.
18210 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18211 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18212 * config/sparc/sparc.h: Include vxworks-dummy.h.
18213 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18214 include LABEL_REFs too.
18215 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18216 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18218 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18220 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18221 (sparc_emit_call_insn): New function.
18222 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18223 functions when generating VxWorks PIC.
18224 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18225 (call, call_value): Use sparc_emit_call_insn instead of
18228 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18230 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18232 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18234 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18235 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18236 split_double instead of operand_subword.
18238 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18240 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18241 * config/bfin/bfin.c (bfin_local_alignment): New function.
18242 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18244 2007-05-08 Chao-ying Fu <fu@mips.com>
18246 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18247 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18248 (smsub_widen_optab, umsub_widen_optab): Define.
18249 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18251 * genopinit.c (optabs): Fill in smsub_widen_optab and
18253 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18254 and umsub_widen_optab to implement multiply-subtract sequences.
18255 * config/mips/mips.md (*msac<u>_di): Rename to...
18256 (<u>msubsidi4): ...this. Extend condition to include
18257 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18258 of operand 0 to "ka" and use the three-operand form of msub<u>
18260 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18263 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18265 PR rtl-optimization/28011
18266 * reload.c (push_reload): Set dont_share if IN appears in OUT
18267 also when IN is a PLUS rtx.
18268 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18271 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18273 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18274 call unshare_all_decls.
18275 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18276 (unshare_all_decls): Remove.
18278 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18281 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18284 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18285 Nigel Stephens <nigel@mips.com>
18287 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18288 Update comments and all uses.
18289 (MIN_FPRS_PER_FMT): Define.
18290 * config/mips/mips.c (function_arg): Fix to correctly handle
18291 the -mips32r2 -mfp64 -mabi=32 case.
18292 (override_options): Enable use of odd-numbered registers for
18293 SFmode values on MIPS32.
18294 (mips_save_reg_p): Save whole floating-point register pair if
18295 either half is used.
18296 (compute_frame_size): Fix comment.
18298 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18300 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18301 argument of type bool.
18302 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18303 argument. Safely select temporary P register according to it.
18304 (do_link): Change call site of add_to_reg accordingly.
18305 (do_unlink): Add epilogue_p as a fourth argument and pass it
18307 (expand_interrupt_handler_epilogue): Change call of do_unlink
18309 (bfin_expand_prologue): Add a third argument sibcall_p.
18310 * config/bfin/bfin.md (epilogue): Change call of
18311 bfin_expand_epilogue accordingly.
18312 (sibcall_epilogue): Likewise.
18313 (eh_return_internal): Likewise.
18315 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18316 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18317 * config/bfin/bfin.c (bfin_handle_option): Handle
18318 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18319 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18320 Support bf534, bf536 and bf561.
18321 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18323 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18326 * config/i386/i386.c (ix86_function_regparm): Process local
18327 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18329 2007-05-07 Mike Stump <mrs@apple.com>
18331 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18332 also checks for and while statements in C++.
18334 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18336 * gcc.c (at_file_supplied): New variable.
18337 (main): Set it if we expanded argv.
18338 (do_spec_1): Pass an @-file to the linker if we were called with
18339 an @-file argument and HAVE_GNU_LD.
18340 * collect2.c (at_file_supplied): New variable.
18341 (response_file): New variable.
18342 (collect_exit): Unlink response_file if necessary.
18343 (handler): Likewise.
18344 (do_wait): Likewise.
18345 (main): Set at_file_supplied if we expanded argv.
18346 (collect_execute): Pass an @-file to subprocesses if we were called
18347 with an @-file argument.
18348 * configure.ac: Add define for HAVE_GNU_LD.
18349 * configure: Regenerate.
18350 * config.in: Regenerate.
18352 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18354 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18355 operand to HI mode.
18360 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18362 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18363 (TARGET_ENCODE_SECTION_INFO): Re-define.
18364 (m32c_encode_section_info): New
18365 (function_vector_handler): New
18366 (current_function_special_page_vector): New
18367 (m32c_special_page_vector_p): New.
18368 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18370 * config/m32c/jump.md: Added instruction JSRS for functions
18371 with attribute "function_vector".
18372 * doc/extend.texi (function_vector): Added description
18373 for M16C, M32C targets.
18375 2007-05-07 DJ Delorie <dj@redhat.com>
18378 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18379 ashrpsi3, lshrpsi3): Update shift count constraint.
18381 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18382 Nathan Froyd <froydnj@codesourcery.com>
18385 * c-incpath.c (add_path): Strip trailing path separators.
18387 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18389 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18390 Free dominance info before purging EH edges.
18391 (eliminate_degenerate_phis): Likewise.
18392 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18394 2007-05-07 Jan Hubicka <jh@suse.cz>
18396 * gimplify.c (gimplify_expr): Do not crash when folding
18397 (void *)(int)&a + 4.
18399 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18402 * c-opts.c (lang_fortran): Make it non static.
18403 * c-common.h (lang_fortran): New prototype.
18404 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18405 -lang-fortran option was passed by the driver.
18407 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18409 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18410 of ASSERT_CHECKING. Tweak message.
18412 2007-05-06 Revital Eres <eres@il.ibm.com>
18415 * loop-unroll.c (insert_var_expansion_initialization):
18416 Initialize the expansions with -zero instead of +zero.
18418 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18420 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18421 into pic and non-pic versions. Mark r19 as used for
18422 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18423 for tgd_load, tld_load and tie_load .
18424 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18425 version of tgd_load, tld_load and tie_load depending on the
18428 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18429 Jakub Jelinek <jakub@redhat.com>
18431 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18432 (__do_global_dtors_aux): Use more paranoid loop to run
18433 destructors if HIDDEN_DTOR_LIST_END.
18434 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18436 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18438 * varasm.c (align_variable): Don't increase alignment for
18439 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18440 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18442 2007-05-04 Josh Conner <jconner@apple.com>
18444 * basic-block.h (cdi_direction): Assign values to all enumeration
18446 (dom_computed): Remove.
18447 (dom_info_state): New.
18448 (set_dom_info_availability): New.
18449 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18450 walk_data.dom_direction.
18451 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18452 instead of dom_computed[].
18453 (split_edge): Likewise.
18454 (create_basic_block): Likewise.
18455 (merge_blocks): Likewise.
18456 * ifcvt.c (find_if_header): Likewise.
18457 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18458 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18459 * tree-ssa.c (verify_ssa): Likewise.
18460 * tree-cfg.c (tree_verify_flow_info): Likewise.
18461 (remove_edge_and_dominated_blocks): Likewise.
18462 * dominance.c (dom_computed): Make static.
18463 (calc_dfs_tree_nonrec): Change third param to a bool.
18464 (calc_dfs_tree): Change second param to a bool.
18465 (calc_idioms): Change second param to a bool. Use
18466 dom_convert_dir_to_idx.
18467 (init_dom_info): Validate dir before using.
18468 (dom_convert_dir_to_idx): New.
18469 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18470 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18471 (free_dominance_info): Use dom_convert_dir_to_idx.
18472 (get_immediate_dominator): Likewise.
18473 (set_immediate_dominator): Likewise.
18474 (get_dominated_by): Likewise.
18475 (redirect_immediate_dominators): Likewise.
18476 (nearest_common_denominator): Likewise.
18477 (dominated_by_p): Likewise.
18478 (bb_dom_dfs_in): Likewise.
18479 (bb_dom_dfs_out): Likewise.
18480 (recount_dominator): Likewise.
18481 (iterate_fix_dominators): Likewise.
18482 (add_to_dominance_info): Likewise.
18483 (delete_from_dominance_info): Likewise.
18484 (first_dom_son): Likewise.
18485 (next_dom_son): Likewise.
18486 (dom_info_available_p): Likewise.
18487 (dom_info_state): New.
18488 (set_dom_info_availability): New.
18490 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18492 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18494 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18496 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18498 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18499 (subdi3, subdi_carry): Delete.
18501 2007-05-04 Jan Hubicka <jh@suse.cz>
18502 Richard Guenther <rguenther@suse.de>
18504 * opts.c (decode_options): Do not fiddle with inlining
18505 parameters in case of optimizing for size.
18506 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18507 for size do nothing.
18508 (cgraph_decide_inlining_of_small_function): When optimizing for
18509 size never inline functions increasing caller size.
18510 (cgraph_early_inlining): Inline for size when optimizing for size.
18512 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18514 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18515 logical operations piecewise.
18516 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18517 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18518 subdi_sesidi_di): Delete.
18519 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18520 the generated sequence. Allow three-reg add in constraints. Rewrite
18521 the rtl expression for carry to avoid zero_extend of a constant.
18522 (sub_with_carry): New pattern.
18523 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18524 different sequence not involving jumps.
18525 (notbi): Now a named pattern.
18527 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18529 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18530 Add the note about a significant loss of accuracy of some
18531 mathematical routines when these options are used.
18533 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18535 * haifa-sched.c (rtx_vec_t): New typedef.
18536 (contributes_to_priority_p): Extract piece of priority () into new
18538 (priority): Use the function. Add assertion.
18539 (rank_for_schedule, set_priorities): Add assertion to check that
18540 insn's priority is initialized.
18541 (clear_priorities, calc_priorities): Change signature. Make it update
18542 all relevant insns. Update all callers ('add_to_speculative_block ()'
18543 and 'create_block_check_twin ()').
18544 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18545 Add new field 'priority_status'.
18546 (INSN_PRIORITY_STATUS): New macro.
18547 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18549 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18551 * sched-ebb.c (debug_ebb_dependencies): New static function.
18552 (init_ready_list): Use it.
18554 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18555 with changed signature and 'debug_rgn_dependencies ()'.
18556 (debug_rgn_dependencies): New static function.
18557 (init_ready_list): Use it.
18559 * sched-int.h (debug_dependencies): Declare.
18561 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18563 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18565 2007-05-04 Dirk Mueller <dmueller@suse.de>
18567 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18569 2007-05-03 Jan Hubicka <jh@suse.cz>
18571 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18572 ((T1)X op (T1)Y), for pointer type in more cases than before.
18574 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18576 * tree-object-size.c (plus_expr_object_size): When operand size is
18577 unknown, return unknown.
18579 2007-05-03 Dirk Mueller <dmueller@suse.de>
18581 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18583 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18586 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18588 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18590 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18592 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18594 * config/soft-fp/double.h, config/soft-fp/extended.h,
18595 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18596 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18597 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18598 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18601 2007-05-03 Ian Lance Taylor <iant@google.com>
18603 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18604 MASK_PPC_GFXOPT for 8540 or 8548.
18606 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18608 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18609 vect_print_dump_info() to output debug information.
18611 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18614 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18615 operands of size 2 when operand is not MEM_P.
18617 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18619 PR tree-optimization/30565
18620 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18622 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18624 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18625 (umulsi3_highpart): Use them.
18626 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18627 for final accumulator to D regisster tranfser.
18629 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18631 PR tree-optimization/31699
18632 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18634 (vect_enhance_data_refs_alignment): Compute peel amount using
18635 TYPE_VECTOR_SUBPARTS instead of vf.
18636 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18638 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18641 * system.h: Remove inclusion of double-int.h
18642 * tree.h: Include double-int.h
18643 * gengtype.c: Likewise
18644 * cfgloop.h: Likewise
18645 * Makefile.in: Adjust dependencies on double-int.h
18647 2007-05-02 Eric Christopher <echristo@apple.com>
18649 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18650 -shared to -Zdynamiclib.
18652 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18655 * c-common.c (strip_pointer_or_array_types): New function.
18656 * c-common.h (strip_pointer_or_array_types): New function declaration.
18658 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18660 PR tree-optimization/31771
18661 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18663 2007-05-02 Paul Brook <paul@codesourcery.com>
18665 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18667 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18669 PR middle-end/29715
18670 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18673 2007-05-02 Nick Clifton <nickc@redhat.com>
18675 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18677 2007-05-02 Richard Guenther <rguenther@suse.de>
18679 PR tree-optimization/31146
18680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18681 argument, single_use_p. If we have a single use that is
18682 a conversion to the definition rhs type, propagate that rhs.
18683 (forward_propagate_addr_expr): Pass single_use_p argument
18684 to forward_propagate_addr_expr_1.
18686 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18688 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18691 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18693 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18694 'AMD Family 10 core'.
18696 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18698 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18699 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18700 with SSE3 instruction set support.
18701 * doc/invoke.texi: Likewise.
18703 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18705 * config/i386/i386.c (override_options): Tuning 32-byte loop
18706 alignment for amdfam10 architecture. Increasing the max loop
18707 alignment to 24 bytes.
18709 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18711 * config/m68k/constraints.md: New.
18712 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18713 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18714 EXTRA_CONSTRAINT): Remove.
18715 * config/m68k/m68k.md: Include constraints.md.
18716 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18718 2007-05-01 Ian Lance Taylor <iant@google.com>
18720 PR tree-optimization/31739
18721 * tree-vrp.c (vrp_val_is_max): New static function.
18722 (vrp_val_is_min): New static function.
18723 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18725 (set_value_range): Use vrp_val_is_{max,min}.
18726 (extract_range_from_assert): Likewise.
18727 (extract_range_from_binary_expr): Likewise.
18728 (extract_range_from_unary_expr): Likewise.
18729 (dump_value_range, vrp_meet): Likewise.
18730 (vrp_visit_phi_node): Likewise.
18731 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18733 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18735 * config/i386/gmon-sol2.c (size_t): New type.
18736 (intptr_t): Likewise.
18737 (s_textsize): Declare as size_t.
18739 (monstartup): Use size_t for sizes.
18740 (_mcount): Save and restore registers.
18741 (internal_mcount): Pass 0 as the first argument to monstartup
18743 (moncontrol): Convert pointer to appropriately sized integer
18744 before passing to profil.
18746 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18748 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18749 __NO_FPRS__, not just if _SOFT_DOUBLE.
18750 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18751 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18752 also for E500 double.
18753 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18754 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18757 2007-05-01 Richard Guenther <rguenther@suse.de>
18759 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18762 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18764 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18766 2007-05-01 Jan Hubicka <jh@suse.cz>
18768 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18771 2007-05-01 Jan Hubicka <jh@suse.cz>
18773 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18774 (maybe_fold_offset_to_reference): Declare.
18775 * fold-const.c (fold_unary): Do not fold
18776 (type *)&A into &A->field_of_type_and_offset_0
18777 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18778 size is unknown, give up.
18779 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18781 (maybe_fold_offset_to_reference): New.
18782 (maybe_fold_stmt_indirect): Use it.
18783 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18784 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18786 (gimplify_expr): Likewise for plus_expr.
18788 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18790 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18791 bsi_after_labels. Always insert statements before bsi.
18792 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18793 * predict.c (apply_return_prediction): Check for empty blocks.
18794 * cfgexpand.c (lab_rtx_for_bb): New variable.
18795 (label_rtx_for_bb): Do not create new tree labels.
18796 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18797 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18798 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18800 (label_for_bb): Add field used.
18801 (update_eh_label, main_block_label): Mark the label used.
18802 (cleanup_dead_labels): Remove unused labels.
18804 2007-05-01 Richard Guenther <rguenther@suse.de>
18806 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18807 if it is not about to be set.
18808 (get_value_range): Do not pre-allocate equiv bitmap.
18809 (update_value_range): No need to clear equiv field.
18810 (add_equivalence): Change prototype to get bitmap pointer.
18811 Allocate bitmap here if it is not already.
18812 (extract_range_from_assert): Do not allocate bitmap here.
18813 Update callers to add_equivalence.
18814 (extract_range_from_ssa_name): Likewise.
18815 (get_vr_for_comparison): New static helper.
18816 (compare_name_with_value): Handle NULL equiv bitmap by
18817 peeling the first iteration of the comparison loop.
18818 Use get_vr_for_comparison.
18819 (compare_names): Handle NULL equiv bitmaps by using fake
18820 ones. Use get_vr_for_comparison.
18822 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18824 * double-int.c (mpz_set_double_int): Moved from
18825 tree-ssa-loop-niter.c.
18826 (mpz_get_double_int): Likewise; also, add option to wrap
18827 out-of-range integers.
18828 * double-int.h: New prototypes for above.
18829 * tree.c (get_static_type_bounds): Moved from
18830 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18831 TYPE_MAX_VALUE if they exist..
18832 * tree.h: New prototype for above.
18833 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18834 get_type_bounds calls.
18835 (mpz_set_double_int): Move to double-int.c.
18836 (get_type_bounds): Move to tree.c, rename to
18837 get_static_type_bounds.
18838 (mpz_to_double_int): Move to double-int.c, rename to
18839 mpz_get_double_int.
18841 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18843 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18844 DIV0 exception can fall through to a normal return.
18846 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18848 PR middle-end/22156
18849 Temporarily revert:
18850 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18851 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18852 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18853 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18854 initialize align to silence bogus warning.
18855 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18856 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18858 (struct sra_walk_fns): Remove use_all parameter from use.
18859 (sra_hash_tree): Handle BIT_FIELD_REFs.
18860 (sra_elt_hash): Don't hash bitfld blocks.
18861 (sra_elt_eq): Skip them in parent compares as well. Handle
18863 (sra_walk_expr): Don't maintain or pass down use_all_p.
18864 (scan_use): Remove use_all parameter.
18865 (scalarize_use): Likewise. Re-expand assignment to
18866 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18867 output, and re-scalarize after output. Don't mark anything
18869 (scalarize_ldst): Adjust.
18870 (scalarize_walk_gimple_modify_statement): Likewise.
18871 (build_element_name_1): Handle BIT_FIELD_REFs.
18872 (instantiate_element): Don't warn for any element whose parent
18873 is used as a whole.
18874 (instantiate_missing_elements_1): Return the sra_elt.
18875 (canon_type_for_field): New.
18876 (try_instantiate_multiple_fields): New.
18877 (instantiate_missing_elemnts): Use them.
18878 (mark_no_warning): Removed.
18879 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18880 (REPLDUP, sra_build_elt_assignment): New.
18881 (generate_copy_inout): Use them.
18882 (generate_element_copy): Likewise. Handle bitfld differences.
18883 (generate_element_zero): Don't recurse for blocks. Use
18884 sra_build_elt_assignment.
18885 (generate_one_element_int): Take elt instead of var. Use
18886 sra_build_elt_assignment.
18887 (generate_element_init_1): Adjust.
18888 (scalarize_use, scalarize_copy): Use REPLDUP.
18889 (scalarize_ldst): Move assert before dereference.
18890 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18892 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18895 * tree.c (reconstruct_complex_type): Reconstruct a reference
18897 Also use the same mode for the pointer as the old pointer type.
18899 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18901 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18904 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18906 PR rtl-optimization/31676
18907 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18908 (df_refs_record): Call it.
18910 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18912 * rtl.def (SS_ABS): New code.
18913 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18914 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18915 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18916 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18917 (bfin_init_builtins): Define them.
18918 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18919 (bfin_expand_builtin): ... and handle the others here.
18920 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18921 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18922 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18923 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18924 operand is only HImode.
18926 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18928 * regclass.c (scan_one_insn): Remove splitting of
18931 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18932 Nigel Stephens <nigel@mips.com>
18934 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18936 2007-04-28 Jan Hubicka <jh@suse.cz>
18938 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18939 insn_locators_alloc instead of insn_locators_initialize;
18940 call reset_block_changes.
18941 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18942 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18943 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18944 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18945 * config/score/score.c (th_output_mi_thunk): Likewise.
18946 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18947 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18948 tolerate uninitialized locator info.
18951 * function.c (init_function_start): Don't init line number info.
18952 (expand_function_end): Update.
18953 (reset_block_changes, record_block_change, finalize_block_changes,
18954 check_block_change, free_block_changes): Kill.
18955 * function.h (reset_block_changes, record_block_change,
18956 finalize_block_changes, check_block_change, free_block_changes):
18958 (struct function): Remove ib_boundaries_block.
18959 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18960 Use curr_insn_locator to initialize locator.
18961 (emit_line_note): Remove.
18962 * cfgexpand.c (expand_gimple_cond_expr): Update.
18963 (construct_exit_block): Likewise.
18964 (tree_expand_cfg): Initialize/finalize locators.
18965 * expr.c (expand_expr_real): Update.
18966 * cfglayout.c (line_locators_locs, line_locators_lines,
18967 file_locators_locs, file_locators_files): Remove.
18968 (set_block_levels): Move to cfgexpand.c.
18969 (insn_locators_initialize): Remove.
18970 (pass_insn_locators_initialize): Remove.
18971 (locations_locators_locs, locations_locators_vals): New static vars.
18972 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18974 (insn_locators_alloc, insn_locators_finalize,
18975 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18977 (locator_location): New.
18978 (locator_line, locator_file): Rewrite.
18979 * rtl.h (emit_line_note): Kill.
18980 (insn_locators_alloc, insn_locators_finalize,
18981 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18983 * tree-inline.c (initialize_cfun): Do not initialize
18984 ib_boundaries_block.
18985 * passes.c (pass_insn_locators_initialize): Remove.
18987 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18989 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18990 info. Update last_basic_block correctly.
18992 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18995 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18996 register itself to hold the offset constant. Tell flow the use
18997 of r4 and r5 when they are used.
18999 2007-04-27 Richard Guenther <rguenther@suse.de>
19001 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
19002 if we simplified anything.
19003 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
19004 warnings until we did a simplification and the stmt was not
19005 marked as TREE_NO_WARNING.
19007 2007-04-27 Mike Stump <mrs@apple.com>
19009 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
19011 2007-04-27 Ian Lance Taylor <iant@google.com>
19013 PR middle-end/31710
19014 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19015 TYPE_MAX_VALUE exist, convert them to the new type.
19017 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19019 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19020 if it claims to be available.
19021 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19022 edge is redirected.
19023 (perform_tree_ssa_dce): Always free postdominators.
19025 2007-04-27 Richard Henderson <rth@redhat.com>
19027 * config/alpha/predicates.md (aligned_memory_operand): Mark
19028 as define_special_predicate.
19029 (unaligned_memory_operand, normal_memory_operand): Likewise.
19030 (reg_or_unaligned_mem_operand): Remove.
19031 (any_memory_operand): Match the documentation and check for
19032 non-renumbered pseudos during reload.
19033 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19034 alpha_secondary_reload_class, update to new interface, make static.
19035 Handle CQImode like HImode. Remove FP subreg check.
19036 (alpha_expand_mov): Use replace_equiv_address.
19037 (alpha_expand_mov_nobwx): Use any_memory_operand.
19038 (TARGET_SECONDARY_RELOAD): New.
19039 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19040 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19041 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19042 * config/alpha/alpha.md: ... here.
19043 (RELOAD12, reloadmode): New.
19045 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19046 Don't handle the aligned case here.
19047 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19048 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19049 reload_inhi_help. Don't expect a scratch register.
19050 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19052 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19054 2007-04-27 Richard Guenther <rguenther@suse.de>
19056 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19058 2007-04-27 Richard Guenther <rguenther@suse.de>
19060 PR tree-optimization/30965
19061 PR tree-optimization/30978
19062 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19063 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19064 (find_equivalent_equality_comparison): Likewise.
19065 (simplify_cond): Likewise.
19066 (get_prop_source_stmt): New helper.
19067 (get_prop_dest_stmt): Likewise.
19068 (can_propagate_from): Likewise.
19069 (remove_prop_source_from_use): Likewise.
19070 (combine_cond_expr_cond): Likewise.
19071 (forward_propagate_comparison): New function.
19072 (forward_propagate_into_cond): Rewrite to use fold for
19074 (tree_ssa_forward_propagate_single_use_vars): Call
19075 forward_propagate_comparison to propagate comparisons.
19077 2007-04-27 Richard Guenther <rguenther@suse.de>
19079 PR tree-optimization/31715
19080 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19081 sure to do computation on the offset in an appropriate
19084 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19086 * reload.h (elimination_target_reg_p): Declare.
19087 * reload.c (find_reloads): Don't apply the reg_rtx move
19088 optimization if the SET_DEST satisfies elimination_target_reg_p.
19089 * reload1.c (elimination_target_reg_p): New function.
19090 (gen_reload): In the move/add2 fallback, make sure that op0
19091 does not overlap the destination register.
19093 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19095 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19096 transform only GIMPLE_MODIFY_STMTs.
19097 * tree-complex.c (expand_complex_operations_1): Ditto.
19098 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19099 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19100 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19102 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19103 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19104 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19105 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19106 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19107 slpeel_add_loop_guard): Ditto.
19108 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19109 * lambda-code.c (perfect_nestify): Ditto.
19110 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19111 before the first statement.
19112 * tree-optimize.c (execute_free_datastructures): Fix comments.
19113 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19114 * tree-flow.h (disband_implicit_edges): Declaration removed.
19115 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19117 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19118 COND_EXPRs without gotos.
19119 (disband_implicit_edges, has_label_p): Removed.
19120 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19121 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19123 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19125 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19126 also for COND_EXPRs.
19127 * cfgexpand.c (label_rtx_for_bb): New function.
19128 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19129 Use label_rtx_for_bb to find the labels.
19130 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19131 last block. Detect fallthru edges.
19133 2007-04-26 Ian Lance Taylor <iant@google.com>
19136 * reload.c (find_reloads_subreg_address): If the address was valid
19137 in the original mode but not in the new mode, reload the whole
19140 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19142 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19143 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19144 (cleanup_control_expr_graph): Do not invalidate dominance info.
19145 Record altered blocks.
19146 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19147 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19148 cleanup_tree_cfg_bb): New functions.
19149 (remove_forwarder_block): Do not maintain the worklist of blocks.
19150 Record altered blocks.
19151 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19152 not over whole cfg.
19153 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19154 delete_unreachable_blocks if dominators are not available.
19155 * tree-inline.c (optimize_inline_calls): Free dominance information
19157 * tree-flow.h (remove_edge_and_dominated_blocks,
19158 cfgcleanup_altered_bbs): Altered.
19159 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19161 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19163 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19164 do not invalidate dominators.
19166 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19168 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19169 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19170 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19171 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19173 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19175 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19177 2007-04-26 Richard Guenther <rguenther@suse.de>
19179 PR tree-optimization/31703
19180 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19181 the right type for the target of the bittest.
19183 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19185 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19186 ix86_sol10_return_in_memory.
19188 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19190 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19193 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19196 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19198 PR tree-optimization/30558
19199 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19200 clear this_state.prev_try.
19202 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19203 Mark Mitchell <mark@codesourcery.com>
19205 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19206 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19207 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19209 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19212 * doc/invoke.texi (%:print-asm-header): Document.
19213 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19215 (static_spec_functions): Add print-asm-header.
19216 (main): Print a banner before the --target-help linker options.
19217 (print_asm_header_spec_function): New function.
19219 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19222 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19223 (movsf_ie): Likewise.
19225 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19227 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19229 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19231 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19232 exception for divide-by-zero.
19233 (__umodsi3, __modsi3): Likewise.
19235 2007-04-25 Dirk Mueller <dmueller@suse.de>
19237 * c-typeck.c (build_compound_expr): Annotate warning()
19238 call with OPT_Wunused_value.
19239 * tree-ssa.c (warn_uninit): Annotate warning with
19241 * c-common.c (handle_sentinel_attribute): Annotate warning
19242 call with OPT_Wattributes.
19244 2007-04-25 Thiemo Seufer <ths@mips.com>
19246 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19247 (mips16): Fix typo.
19248 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19249 on to the assembler. Improve handling of -mno-mips16. Add handling
19250 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19251 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19252 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19253 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19255 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19258 * config/i386/winnt.c (i386_pe_file_end): Strip only
19259 USER_LABEL_PREFIX when writing export name.
19261 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19263 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19264 sh/elf.h, vx-common.h and vxworks.h.
19265 * config/sh/sh.h: Include config/vxworks-dummy.h.
19266 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19267 (OVERRIDE_OPTIONS): Use it.
19268 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19269 (vxworks_picreg): New pattern.
19270 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19271 VXWORKS_OS_CPP_BUILTINS.
19272 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19273 to their VXWORKS_* equivalents.
19274 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19275 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19276 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19277 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19278 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19279 -mrtp/-fPIC multilibs.
19280 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19281 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19282 (MULTILIB_OSDIRNAMES): Delete.
19284 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19287 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19289 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19291 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19292 rounding mode to be specified by the caller.
19293 (real_to_mpfr) Likewise.
19294 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19295 include new arguments.
19296 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19298 2007-04-24 Ian Lance Taylor <iant@google.com>
19300 PR tree-optimization/31605
19301 * tree-vrp.c (set_value_range): Check that min and max are not
19302 both overflow infinities.
19303 (set_value_range_to_value): New static function.
19304 (extract_range_from_binary_expr): Call set_value_range_to_value.
19305 (extract_range_from_cond_expr): Likewise.
19306 (extract_range_from_expr): Likewise.
19307 (extract_range_from_unary_expr): Likewise. Don't create a range
19308 which overflows on both sides.
19309 (vrp_meet): Check for a useless range.
19310 (vrp_visit_phi_node): If we see a constant which looks like an
19311 overflow infinity, turn off the TREE_OVERFLOW flag.
19313 2007-04-24 Ian Lance Taylor <iant@google.com>
19315 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19317 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19319 PR diagnostic/25923
19320 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19321 diagnostic message is being built.
19322 * tree-pretty-print.c (dump_generic_node): Only write the
19323 formatted text into BUFFER's stream if we are not building a
19324 diagnostic message.
19325 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19327 * Makefile.in (toplev.o): Depend on tree-pass.h.
19329 2007-04-24 Ian Lance Taylor <iant@google.com>
19331 PR tree-optimization/31602
19332 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19333 conditionals in the copied loop header.
19334 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19335 warnings if TREE_NO_WARNING is set.
19336 * doc/invoke.texi (Warning Options): Clarify that
19337 -Wstrict-overflow does not warn about loops.
19339 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19341 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19342 expand on the comment about _Decimal128 arguments and check the
19343 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19344 that _Decimal128 argument uses even/odd register pair.
19345 (function_arg): Ditto.
19347 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19349 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19350 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19352 2007-04-24 Richard Guenther <rguenther@suse.de>
19353 Olga Golovanevsky <olga@il.ibm.com>
19355 * fold-const.c (multiple_of_p): Check for bottom
19358 2007-04-24 Richard Henderson <rth@redhat.com>
19360 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19361 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19362 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19363 looking for non-zero bits shifted out. Avoid a recursive call
19364 when constructing the scalar.
19365 (__floatundisf): Likewise.
19367 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19369 * dwarf2out.c (field_byte_offset): Move the existing logic
19370 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19371 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19373 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19376 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19377 length argument of 0 for memset.
19378 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19379 unsigned shift instead of the signed variant.
19381 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19383 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19384 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19385 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19386 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19387 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19388 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19389 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19390 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19391 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19392 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19393 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19394 "mul<mode>3", "div<mode>3"): Insn definitions added.
19395 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19396 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19397 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19398 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19399 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19400 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19401 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19402 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19403 TARGET_FLOAT_FORMAT): Macro definitions removed.
19404 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19405 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19406 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19407 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19408 (s390_gen_rtx_const_DI): Function removed.
19409 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19411 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19413 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19414 over an external ffs function.
19416 2007-04-24 Chao-ying Fu <fu@mips.com>
19417 Richard Sandiford <richard@nildram.co.uk>
19419 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19420 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19421 (smadd_widen_optab, umadd_widen_optab): Define.
19422 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19424 * genopinit.c (optabs): Fill in smadd_widen_optab and
19426 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19427 and umadd_widen_optab to implement multiply-add sequences.
19428 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19429 (<u>maddsidi4): ...this. Extend condition to include
19430 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19431 of operand 0 to "ka" and use the three-operand form of madd<u>
19433 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19435 * config/mips/constraints.md (ka): New register constraint.
19437 2007-04-24 Jan Hubicka <j@suse.cz>
19441 2007-04-23 Jan Hubicka <jh@suse.cz>
19442 * function.c (init_function_start): Don't init line number info.
19443 (expand_function_end): Update.
19444 (reset_block_changes, record_block_change, finalize_block_changes,
19445 check_block_change, free_block_changes): Kill.
19446 * function.h (reset_block_changes, record_block_change,
19447 finalize_block_changes, check_block_change, free_block_changes):
19449 (struct function): Remove ib_boundaries_block.
19450 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19451 Use curr_insn_locator to initialize locator.
19452 (emit_line_note): Remove.
19453 * cfgexpand.c (expand_gimple_cond_expr): Update.
19454 (construct_exit_block): Likewise.
19455 (tree_expand_cfg): Initialize/finalize locators.
19456 * expr.c (expand_expr_real): Update.
19457 * cfglayout.c (line_locators_locs, line_locators_lines,
19458 file_locators_locs, file_locators_files): Remove.
19459 (set_block_levels): Move to cfgexpand.c.
19460 (insn_locators_initialize): Remove.
19461 (pass_insn_locators_initialize): Remove.
19462 (locations_locators_locs, locations_locators_vals): New static vars.
19463 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19465 (insn_locators_alloc, insn_locators_finalize,
19466 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19468 (locator_location): New.
19469 (locator_line, locator_file): Rewrite.
19470 * rtl.h (emit_line_note): Kill.
19471 (insn_locators_alloc, insn_locators_finalize,
19472 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19474 * tree-inline.c (initialize_cfun): Do not initialize
19475 ib_boundaries_block.
19476 * passes.c (pass_insn_locators_initialize): Remove.
19478 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19480 * doc/invoke.texi: Removed leading '-' from option index entries.
19482 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19484 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19486 (create_phi_node): Use set_phi_nodes.
19487 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19488 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19489 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19490 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19491 (bsi_start, bsi_last): Use bb_stmt_list.
19492 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19493 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19494 Traverse the statements using tsi iterator.
19495 * basic-block.h (struct basic_block_def): Fields stmt_list
19496 and phi_nodes moved to ...
19497 (struct tree_bb_info): ... new structure.
19498 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19499 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19500 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19501 (tree_verify_flow_info): Verify that il.tree is not set for
19502 entry and exit block.
19503 (tree_split_block): Use set_bb_stmt_list.
19505 2007-04-23 Mike Stump <mrs@apple.com>
19507 * config/i386/i386.c (ix86_tune_features
19508 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19511 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19513 * config/i386/i386.md (prefix_extra): New attribute.
19514 (length): Add prefix_extra.
19516 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19517 (sse2_movntv2di): Likewise.
19518 (sse2_cvtps2dq): Likewise.
19519 (sse2_cvtpd2pi): Likewise.
19520 (sse2_cvttpd2pi): Likewise.
19521 (*sse2_cvtpd2ps): Likewise.
19522 (*add<mode>3): Likewise.
19523 (sse2_ssadd<mode>3): Likewise.
19524 (sse2_usadd<mode>3): Likewise.
19525 (*sub<mode>3): Likewise.
19526 (sse2_sssub<mode>3): Likewise.
19527 (sse2_ussub<mode>3): Likewise.
19528 (*mulv8hi3): Likewise.
19529 (*smulv8hi3_highpart): Likewise.
19530 (*umulv8hi3_highpart): Likewise.
19531 (sse2_umulv2siv2di3): Likewise.
19532 (sse2_pmaddwd): Likewise.
19533 (ashr<mode>3): Likewise.
19534 (lshr<mode>3): Likewise.
19535 (ashl<mode>3): Likewise.
19536 (sse2_ashlti3): Likewise.
19537 (sse2_lshrti3): Likewise.
19538 (*umaxv16qi3): Likewise.
19539 (*smaxv8hi3): Likewise.
19540 (*uminv16qi3): Likewise.
19541 (*sminv8hi3): Likewise.
19542 (sse2_eq<mode>3): Likewise.
19543 (sse2_gt<mode>3): Likewise.
19544 (*and<mode>3): Likewise.
19545 (sse2_nand<mode>3): Likewise.
19546 (*ior<mode>3): Likewise.
19547 (*xor<mode>3): Likewise.
19548 (sse2_packsswb): Likewise.
19549 (sse2_packssdw): Likewise.
19550 (sse2_packuswb): Likewise.
19551 (sse2_punpckhbw): Likewise.
19552 (sse2_punpcklbw): Likewise.
19553 (sse2_punpckhwd): Likewise.
19554 (sse2_punpcklwd): Likewise.
19555 (sse2_punpckhdq): Likewise.
19556 (sse2_punpckldq): Likewise.
19557 (sse2_punpckhqdq): Likewise.
19558 (sse2_punpcklqdq): Likewise.
19559 (*sse2_pinsrw): Likewise.
19560 (*sse2_pextrw): Likewise.
19561 (sse2_pshufd_1): Likewise.
19562 (sse2_uavgv16qi3): Likewise.
19563 (sse2_uavgv8hi3): Likewise.
19564 (sse2_psadbw): Likewise.
19565 (sse2_pmovmskb): Likewise.
19566 (*sse2_maskmovdqu): Likewise.
19567 (*sse2_maskmovdqu_rex64): Likewise.
19568 (sse4a_extrqi): Likewise.
19569 (sse4a_extrq): Likewise.
19570 (sse3_lddqu): Set prefix_rep.
19571 (sse3_addsubv4sf3): Likewise.
19572 (sse3_haddv4sf3): Likewise.
19573 (sse3_hsubv4sf3): Likewise.
19574 (sse_cvtss2si): Likewise.
19575 (sse_cvtss2si_2): Likewise.
19576 (sse_cvtss2siq): Likewise.
19577 (sse_cvtss2siq_2): Likewise.
19578 (sse_cvttss2si): Likewise.
19579 (sse_cvttss2siq): Likewise.
19580 (sse2_cvttps2dq): Likewise.
19581 (sse3_movshdup): Likewise.
19582 (sse3_movsldup): Likewise.
19583 (sse2_cvtsd2si): Likewise.
19584 (sse2_cvtsd2si_2): Likewise.
19585 (sse2_cvtsd2siq): Likewise.
19586 (sse2_cvtsd2siq_2): Likewise.
19587 (sse2_cvttsd2si): Likewise.
19588 (sse2_cvttsd2siq): Likewise.
19589 (*sse2_cvtpd2dq): Likewise.
19590 (*sse2_cvttpd2dq): Likewise.
19591 (sse2_pshuflw_1): Likewise.
19592 (sse2_pshufhw_1): Likewise.
19593 (sse4a_insertqi): Likewise.
19594 (sse4a_insertq): Likewise.
19595 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19596 (ssse3_phadddv4si3): Likewise.
19597 (ssse3_phaddswv8hi3): Likewise.
19598 (ssse3_phsubwv8hi3): Likewise.
19599 (ssse3_phsubdv4si3): Likewise.
19600 (ssse3_phsubswv8hi3): Likewise.
19601 (ssse3_pmaddubswv8hi3): Likewise.
19602 (ssse3_pmulhrswv8hi3): Likewise.
19603 (ssse3_pshufbv16qi3): Likewise.
19604 (ssse3_psign<mode>3): Likewise.
19605 (ssse3_palignrti): Likewise.
19606 (abs<mode>2): Likewise.
19607 (ssse3_phaddwv4hi3): Set prefix_extra.
19608 (ssse3_phadddv2si3): Likewise.
19609 (ssse3_phaddswv4hi3): Likewise.
19610 (ssse3_phsubwv4hi3): Likewise.
19611 (ssse3_phsubdv2si3): Likewise.
19612 (ssse3_phsubswv4hi3): Likewise.
19613 (ssse3_pmaddubswv4hi3): Likewise.
19614 (ssse3_pmulhrswv4hi3): Likewise.
19615 (ssse3_pshufbv8qi3): Likewise.
19616 (ssse3_psign<mode>3): Likewise.
19617 (ssse3_palignrdi): Likewise.
19618 (abs<mode>2): Likewise.
19619 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19620 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19621 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19623 2007-04-23 Nick Clifton <nickc@redhat.com>
19625 * params.def: Fix formatting of emacs local variables.
19627 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19629 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19630 move if inter-unit move isn't allowed.
19631 Don't split moving the first element of V2DI to DI to inter-unit
19632 move if inter-unit move isn't allowed.
19634 2007-04-23 Richard Guenther <rguenther@suse.de>
19636 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19637 and CDI_POST_DOMINATORS separately.
19639 2007-04-23 Nick Clifton <nickc@redhat.com>
19641 * c.opt (Wformat-contains-nul): Add warning attribute.
19643 2007-04-23 Jan Hubicka <jh@suse.cz>
19645 * function.c (init_function_start): Don't init line number info.
19646 (expand_function_end): Update.
19647 (reset_block_changes, record_block_change, finalize_block_changes,
19648 check_block_change, free_block_changes): Kill.
19649 * function.h (reset_block_changes, record_block_change,
19650 finalize_block_changes, check_block_change, free_block_changes):
19652 (struct function): Remove ib_boundaries_block.
19653 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19654 Use curr_insn_locator to initialize locator.
19655 (emit_line_note): Remove.
19656 * cfgexpand.c (expand_gimple_cond_expr): Update.
19657 (construct_exit_block): Likewise.
19658 (tree_expand_cfg): Initialize/finalize locators.
19659 * expr.c (expand_expr_real): Update.
19660 * cfglayout.c (line_locators_locs, line_locators_lines,
19661 file_locators_locs, file_locators_files): Remove.
19662 (set_block_levels): Move to cfgexpand.c.
19663 (insn_locators_initialize): Remove.
19664 (pass_insn_locators_initialize): Remove.
19665 (locations_locators_locs, locations_locators_vals): New static vars.
19666 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19668 (insn_locators_alloc, insn_locators_finalize,
19669 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19671 (locator_location): New.
19672 (locator_line, locator_file): Rewrite.
19673 * rtl.h (emit_line_note): Kill.
19674 (insn_locators_alloc, insn_locators_finalize,
19675 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19677 * tree-inline.c (initialize_cfun): Do not initialize
19678 ib_boundaries_block.
19679 * passes.c (pass_insn_locators_initialize): Remove.
19681 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19683 PR middle-end/31448
19684 * expr.c (reduce_to_bit_field_precision): Handle
19687 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19689 PR tree-optimization/24659
19690 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19691 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19692 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19693 * genopinit.c (optabs): Rename vec_pack_mod_optab
19694 to vec_pack_trunc_optab.
19695 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19696 early for scalar floating point operands for NOP_EXPR.
19697 (vectorizable_type_promotion): Ditto.
19698 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19699 vec_pack_trunc_optab.
19700 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19702 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19703 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19704 Rename from VEC_PACK_MOD_EXPR.
19705 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19706 * expr.c (expand_expr_real_1): Ditto.
19707 * tree-inline.c (estimate_num_insns_1): Ditto.
19708 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19710 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19711 (vec_unpacks_lo_v4sf): Ditto.
19712 (vec_pack_trunc_v2df): Ditto.
19713 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19714 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19715 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19717 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19719 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19721 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19722 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19723 packing of floating point operands.
19724 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19725 represent unpacking of floating point operands.
19726 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19727 [vec_unpacks_hi]: Ditto.
19728 [vec_unpacks_lo]: Ditto.
19730 2007-04-22 Jan Hubicka <jh@suse.cz>
19732 * final.c (rest_of_handle_final): Call
19733 targetm.asm_out.constructor/targetm.asm_out.destructor
19734 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19735 proper priority via decl_*_priority_insert.
19736 * c-common.c (c_expand_body): Likewise.
19738 2007-04-22 Richard Guenther <rguenther@suse.de>
19740 PR tree-optimization/29789
19741 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19742 (rewrite_reciprocal): New helper split out from
19743 determine_invariantness_stmt.
19744 (rewrite_bittest): Likewise.
19745 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19746 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19749 2007-04-22 Revital Eres <eres@il.ibm.com>
19751 * loop-unroll.c (var_to_expand): New field to support also
19752 insns of the form x = something + x.
19753 (analyze_insn_to_expand_var): Use it.
19754 (expand_var_during_unrolling): Likewise.
19756 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19758 * predict.c: Include pointer-set.h.
19759 (bb_predictions): New variable.
19760 (tree_predicted_by_p, tree_predict_edge,
19761 remove_predictions_associated_with_edge): Use bb_predictions map
19762 instead of bb->predictions.
19763 (clear_bb_predictions, assert_is_empty): New functions.
19764 (combine_predictions_for_bb): Use bb_predictions map. Call
19765 clear_bb_predictions.
19766 (tree_estimate_probability): Create and free bb_predictions map.
19767 * Makefile.in (predict.o): Add pointer-set.h dependency.
19768 * basic-block.h (struct basic_block_def): Remove predictions
19770 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19772 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19775 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19778 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19780 * timevar.c (timevar_print): Change reference of --disable-checking to
19781 --enable-checking=release. Also warn if assert checking is disabled.
19783 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19786 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19787 decl as addressable if the compound literal was marked as
19789 Mark the decl as a gimple register if it is a complex or
19790 vector decl and does not live in memory.
19792 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19794 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19795 (GENERIC_NEXT): New function macro.
19796 (PHI_CHAIN): Use phi_node's new chain variable.
19797 (tree_phi_node): Change tree_common to tree_base
19798 and add the chain field.
19799 * tree-phinodes.c (make_phi_node): Don't set
19800 TREE_TYPE on the new node.
19801 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19802 instead of checking GIMPLE_TUPLE_P in chain_next.
19803 * tree-vect-transform.c
19804 (get_initial_def_for_induction): Look at
19805 PHI_RESULT_TREE for the type of the phi node.
19806 (update_vuses_to_preheader): Use PHI_CHAIN
19807 instead of TREE_CHAIN on the phi node.
19808 * tree-ssa-structalias.c (compute_points_to_sets):
19810 (ipa_pta_execute): Likewise.
19812 2007-04-21 Richard Guenther <rguenther@suse.de>
19814 PR middle-end/31136
19815 * fold-const.c (fold_unary): Call fold_convert_const on the
19818 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19820 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19821 (store_killed_in_pat): New.
19823 2007-04-20 Richard Henderson <rth@redhat.com>
19826 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19827 TREE_LIST with a void_type_node value, not void_list_node exactly.
19829 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19831 * doc/standards.texi: Re-arrange into language-specific
19832 subsections. Add a C++ section, documenting which standards we
19835 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19837 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19838 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19840 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19842 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19843 ecrti.o and crtbegin.o.
19844 (LIB_DEFAULT_SPEC): Include -lc.
19845 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19847 2007-04-20 Richard Henderson <rth@redhat.com>
19850 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19851 argument; update all callers.
19852 (get_unaligned_offset): New.
19853 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19854 get_unaligned_address, just pass on the address directly.
19855 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19856 the subreg in the helper patterns.
19857 (unaligned_extendqidi_le): Use get_unaligned_offset.
19858 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19859 (unaligned_extendhidi_be): Likewise.
19860 (unaligned_extendhidi): Tidy.
19861 * config/alpha/alpha-protos.h: Update.
19863 2007-04-20 Richard Henderson <rth@redhat.com>
19865 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19866 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19867 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19868 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19869 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19870 (CPP_SPEC): Don't include %(cpp_subtarget).
19871 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19872 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19873 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19875 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19877 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19878 for __builtin_ia32_cmpordss.
19880 PR tree-optimization/31632
19881 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19882 and arg1 for optimizations of comparison against min/max values.
19883 Fold arg0 to arg1's type for optimizations of comparison against
19884 min+1 and max-1 values.
19886 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19888 * reload.c (combine_reloads): When trying to use a dying register,
19889 check whether it's uninitialized and don't use if so.
19891 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19893 * fold-const.c: Remove prototypes for native_encode_expr and
19894 native_interpret_expr.
19895 (native_encode_expr): Make non-static.
19896 (native_interpret_expr): Likewise.
19897 * tree.h: Add prototypes for the above.
19899 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19901 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19902 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19903 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19904 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19905 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19906 Add length attributes.
19908 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19910 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19913 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19914 __STDC_WANT_DEC_FP__.
19916 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19918 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19919 for long double compatibility.
19920 * configure: Regenerate.
19922 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19924 PR rtl-optimization/29841
19925 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19927 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19928 that may cause control flow transfer from being moved.
19930 2007-04-18 Jan Hubicka <jh@suse.cz>
19932 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19935 2007-04-18 Eric Christopher <echristo@apple.com>
19937 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19938 only. Update operands.
19939 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19940 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19941 link register to pic register.
19943 2007-04-18 Dirk Mueller <dmueller@suse.de>
19945 PR diagnostic/31227
19946 * tree-vrp.c (search_for_addr_array): New.
19947 (check_array_bounds): Suppress warning about
19948 address taken of array refs if its not de-referenced.
19950 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19952 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19953 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19955 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19956 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19957 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19959 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19961 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19963 (vect_analyze_scalar_cycles): Fix indentation.
19964 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19965 (vect_mark_relevant): Include phis in relevance analysis.
19967 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19969 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19971 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19972 output_operand_lossage().
19974 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19976 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19977 the unused code for reduction without adjust-in-epilog to simplify the
19980 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19982 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19983 (S390_TDC_NEGATIVE_ZERO): New constant.
19984 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19985 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19986 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19987 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19988 (S390_TDC_POSITIVE_INFINITY): New constant.
19989 (S390_TDC_NEGATIVE_INFINITY): New constant.
19990 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19991 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19992 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19993 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19994 (S390_TDC_INFINITY): New constant.
19995 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19996 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19997 optimization for UNSPEC_CCZ_TO_INT.
19998 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19999 ("*ccz_to_int"): New insn.
20000 ("isinf<mode>2"): New insn.
20001 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
20002 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
20003 (UNSPEC_CCZ_TO_INT): New constant.
20005 2007-04-18 Richard Guenther <rguenther@suse.de>
20007 PR tree-optimization/19431
20008 PR tree-optimization/21463
20009 * tree-pass.h (pass_phiprop): Declare.
20010 * passes.c (init_optimization_passes): New phiprop pass.
20011 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
20012 (phivn_valid_p): New helper function.
20013 (phiprop_insert_phi): Likewise.
20014 (propagate_with_phi): Likewise.
20015 (tree_ssa_phiprop): New propagator propagating loads
20016 through phi nodes if profitable.
20018 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20020 * tree-vect-analyze.c (process_use): New function.
20021 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20022 Check phis in all bbs.
20023 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20026 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20028 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20031 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20034 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20037 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20039 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20041 (sse_vmmulv4sf3): Likewise.
20042 (sse2_vmaddv2df3): Likewise.
20043 (sse2_vmmulv2df3): Likewise.
20045 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20047 PR rtl-optimization/31360
20048 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20049 (target_reg_cost): New.
20050 (init_set_costs): Initialize target_reg_cost. Add comments
20051 regarding the rationale of the costs.
20052 (global_cost_for_size): Renamed to...
20053 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20054 of register pressure.
20055 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20056 estimate_reg_pressure_cost. Add number of ivs.
20057 (determine_set_costs): Dump target_reg_cost.
20058 * loop-invariant.c (gain_for_invariant): Use
20059 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20060 (best_gain_for_invariant, find_invariants_to_move): Remove
20062 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20063 (target_reg_cost): Declare.
20064 (global_cost_for_size): Declaration removed.
20065 (estimate_reg_pressure_cost): Declare.
20067 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20069 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20070 regnos into even/odd register pairs.
20071 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20072 TDmode similar to the other floating point modes.
20073 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20074 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20076 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20077 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20078 (movdd_hardfloat64): Use TARGET_MFPGPR.
20080 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20082 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20085 2005-01-05 Richard Henderson <rth@redhat.com>
20087 * reload1.c (do_input_reload): Restrict the optimization deleteing
20088 a previous output reload to RELOAD_FOR_INPUT.
20090 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20092 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20093 induc_vec_info_type.
20094 (vectorizable_induction): New function declaration.
20095 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20096 check if already vectorized. Find first place in BB where new stmts
20097 can be inserted. Takes only one argument.
20098 (vectorizable_induction): New function.
20099 (vect_transform_stmt): Add case for induc_vec_info_type to call
20100 vectorizable_induction.
20101 (vect_transform_loop): Consider phis for vectorization.
20102 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20104 (analyze_operations): Call vectorizable_induction when analyzing phis.
20106 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20107 (vect_mark_relevant): Include phis in relevance analysis.
20108 (vect_mark_stmts_to_be_vectorize): Likewise.
20109 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20111 2007-04-16 Lawrence Crowl <crowl@google.com>
20113 * doc/invoke.texi (Debugging Options): Add documentation for the
20114 -femit-struct-debug options -femit-struct-debug-baseonly,
20115 -femit-struct-debug-reduced, and
20116 -femit-struct-debug-detailed[=...].
20118 * c-opts.c (c_common_handle_option): Add
20119 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20120 and OPT_femit_struct_debug_detailed_.
20121 * c.opt: Add specifications for
20122 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20123 and -femit-struct-debug-detailed[=...].
20124 * opts.c (set_struct_debug_option): Parse the
20125 -femit-struct-debug-... options.
20126 * opts.c (matches_main_base, main_input_basename,
20127 main_input_baselength, base_of_path, matches_main_base): Add
20128 variables and functions to compare header base name to compilation
20130 * opts.c (should_emit_struct_debug): Add to determine to emit a
20131 structure based on the option.
20132 (dump_struct_debug) Also disabled function to debug this
20134 * opts.c (handle_options): Save the base name of the
20137 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20138 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20139 This hook indicates if a type is generic. Set it by default
20140 to "never generic".
20141 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20142 to determine if a struct type is generic or not.
20143 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20144 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20145 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20146 with live C++ hook.
20148 * flags.h (enum debug_info_usage): Add an enumeration to describe
20149 a program's use of a structure type.
20150 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20151 to indicate the program's usage of the type. Filter structs based
20152 on the -femit-struct-debug-... specification.
20153 (gen_type_die): Split into two routines, gen_type_die and
20154 gen_type_die_with_usage. gen_type_die is now a wrapper
20155 that assumes direct usage.
20156 (gen_type_die_with_usage): Replace calls to gen_type_die
20157 with gen_type_die_with_usage adding the program usage of
20158 the referenced type.
20159 (dwarf2out_imported_module_or_decl): Suppress struct debug
20160 information using should_emit_struct_debug when appropriate.
20162 2007-04-16 Ian Lance Taylor <iant@google.com>
20164 PR tree-optimization/31522
20165 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20166 (vrp_initialize): Allocate vr_phi_edge_counts.
20167 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20168 executable edge. Drop test for all constants.
20169 (vrp_finalize): Free vrp_phi_edge_counts.
20171 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20172 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20174 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20175 predecessors at head rather than tail.
20177 2007-04-16 Matthias Klose <doko@debian.org>
20179 * config/alpha/linux.h (CPP_SPEC): Define.
20180 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20182 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20184 * function.h: Remove sequence_stack extern declaration.
20186 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20188 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20190 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20193 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20195 * config/avr/avr.c (avr_arch_types): Rearranging array.
20196 (enum avr_arch): Add.
20197 (avr_mcu_types): Use avr_arch enumeration constants instead of
20199 * config/avr/avr.h (LINK_SPEC): Simplify.
20201 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20203 * config/m68k/m68k.c (m68k_libcall_value,
20204 m68k_function_value): Use macros for register names more.
20206 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20208 (M68K_REGNAME): Use A6_REG.
20209 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20211 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20213 PR middle-end/28071
20214 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20215 'pending_read_list_length' and 'pending_write_list_length'. Update
20217 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20218 to handle two length counters instead of one. Update all uses.
20219 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20220 two length counters instead of one.
20221 * sched-rgn.c (propagate_deps): Update to handle two length counters
20224 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20227 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20228 copy of source, pass it to ix86_expand_vector_set and return
20231 2007-04-16 David Ung <davidu@mips.com>
20232 Joseph Myers <joseph@codesourcery.com>
20234 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20235 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20236 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20237 Add 74K processor information.
20238 * config/mips/mips.md: Include 74k.md.
20239 (cpu): Add 74kc,74kf,74kx.
20240 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20241 * config/mips/74k.md: New.
20242 * doc/invoke.texi (MIPS Options): Document 74K support.
20244 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20246 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20247 vectorizable_* functions.
20248 * tree-vect-transform.c (vectorizable_call): Add check for
20249 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20250 (vectorizable_store): likewise.
20251 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20253 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20254 (vectorizable_type_promotion, vectorizable_load): Likewise.
20255 (vectorizable_live_operation, vectorizable_condition): Likewise.
20256 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20258 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20260 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20262 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20263 register numbers more.
20264 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20265 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20266 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20267 FUNCTION_VALUE_REGNO_P): Likewise.
20268 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20269 STATIC_CHAIN_REGNUM): Likewise.
20270 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20271 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20272 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20273 * config/m68k/m68k.md (FP_REG): New.
20275 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20277 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20280 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20282 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20283 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20286 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20288 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20291 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20294 * c-decl.c (finish_decl): Grab the type of the decl after the call
20295 to store_init_value.
20297 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20299 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20301 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20304 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20305 dominators, post dominators and cleanup cfg before returning.
20307 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20309 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20310 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20312 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20314 * config.gcc: Recognize fido.
20315 * config/m68k/m68k-devices.def (fidoa): New.
20316 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20318 (FL_FIDOA, TARGET_FIDOA): New.
20319 * config/m68k/m68k.opt (mfidoa): New.
20321 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20323 PR middle-end/31322
20324 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20325 when a personality function is used.
20327 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20329 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20331 2007-04-13 Mike Stump <mrs@apple.com>
20333 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20335 * config/darwin.opt (fapple-kext): Make C++ only.
20336 * config/darwin.c (darwin_override_options): Remove code to ensure
20337 -fapple-kext is given for C++ only.
20339 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20341 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20342 * config/mips/mips.c (override_options): Call
20343 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20345 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20347 * config/i386/i386.opt (msvr3-shlib): Removed.
20349 * doc/invoke.texi: Remove -msvr3-shlib.
20351 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20353 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20354 with "popcnt" instruction.
20356 2007-04-13 Richard Guenther <rguenther@suse.de>
20358 PR tree-optimization/21258
20359 * tree-vrp.c (compare_case_labels): New helper.
20360 (find_switch_asserts): New function.
20361 (find_assert_locations): Call it for SWITCH_EXPRs.
20363 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20365 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20366 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20367 check is now implied in X87_FLOAT_MODE_P.
20368 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20369 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20370 (fix_trunc<mode>_i386_fisttp): Ditto.
20371 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20372 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20373 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20374 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20375 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20376 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20377 (unnamed_splitters): Ditto.
20378 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20379 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20380 FIRST_SSE_REG for local functions when SSE math is enabled or
20381 for functions with sseregparm attribute.
20382 (standard_80387_constant_p): Return -1 if mode is not
20384 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20385 (ix86_expand_compare): Ditto.
20386 (ix86_expand_carry_flag_compare): Ditto.
20387 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20388 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20389 DECIMAL_FLOAT_MODE_P.
20390 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20391 of SCALAR_FLOAT_MODE_P.
20392 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20393 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20394 checks before FLOAT_MODE_P.
20395 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20396 before FLOAT_MODE_P.
20401 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20403 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20404 Charles Wilson <libtool@cwilson.fastmail.fm>
20406 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20407 (libgcc.mvars): Don't depend on them.
20408 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20409 * exec-tool.in: New.
20411 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20413 * doc/invoke.text (--help): Document --help=common.
20415 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20417 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20419 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20421 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20422 * genemit.c (main): Emit #include "integrate.h".
20423 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20424 (LOADGP_RTP): New mips_loadgp_style.
20425 * config/mips/mips.h: Include config/vxworks-dummy.h.
20426 (TARGET_RTP_PIC): New macro.
20427 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20428 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20429 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20430 for TARGET_RTP_PIC.
20431 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20432 -mvxworks-pic when using -mrtp and a PIC option.
20433 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20435 (mips_symbolic_constant_p, mips_symbolic_address_p)
20436 (mips_symbol_insns): Handle SYMBOL_HALF.
20437 (override_options): Warn about -G and -mrtp being used together.
20438 Initialize mips_lo_relocs[SYMBOL_HALF].
20439 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20440 (mips_emit_loadgp): Handle LOADGP_RTP.
20441 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20442 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20443 (tablejump): Handle function-relative case table entries if
20445 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20447 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20449 * config/mips/mips.md (load_call<mode>): Allow any general register.
20451 (sibcall_value_internal, sibcall_value_multiple_internal)
20452 (call_value_internal, call_value_split, call_value_multiple_internal)
20453 (call_value_multiple_split): Remove constraints from operand 0.
20455 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20457 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20458 rather than loadgp_noshared.
20459 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20460 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20462 * config/mips/mips.md (loadgp): Rename to...
20463 (loadgp_newabi): ...this.
20464 (loadgp_noshared): Rename to...
20465 (loadgp_absolute): ...this.
20467 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20469 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20470 false for locally-binding symbols.
20471 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20473 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20475 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20476 (SYMBOL_GOT_PAGE_OFST): ...this.
20477 (SYMBOL_GOT_GLOBAL): Rename to...
20478 (SYMBOL_GOT_DISP): ...this.
20479 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20480 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20481 * config/mips/mips.c (mips_global_symbol_p): New function.
20482 (mips_symbol_binds_local_p): Likewise.
20483 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20484 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20485 mips_global_symbol_p and mips_symbol_binds_local_p.
20486 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20487 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20488 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20489 SYMBOL_GOTOFF_DISP.
20490 (mips_ok_for_lazy_binding_p): New function.
20491 (mips_load_call_address, mips_expand_call): Use it.
20492 (mips_dangerous_for_la25_p): Likewise.
20493 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20494 (*got_disp<mode>): Use got_disp_operand instead of
20495 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20496 SYMBOL_GOTOFF_GLOBAL.
20497 (*got_page<mode>): Use got_page_ofst_operand instead of
20499 * config/mips/predicates.md (const_call_insn_operand): Use
20500 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20501 (global_got_operand): Rename to...
20502 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20504 (local_got_operand): Rename to...
20505 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20506 of SYMBOL_GOT_LOCAL.
20508 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20510 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20511 TARGET_CALL_CLOBBERED_GP.
20512 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20513 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20514 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20515 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20516 of TARGET_ABICALLS && !TARGET_NEWABI.
20517 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20518 * config/mips/mips.c (mips_load_call_address): Check
20519 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20520 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20521 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20522 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20523 TARGET_ABICALLS && TARGET_NEWABI.
20524 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20526 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20527 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20528 TARGET_ABICALLS && TARGET_NEWABI.
20529 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20530 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20531 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20532 whether indirect calls must use $25.
20533 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20535 * config/mips/mips.md (jal_macro): Check flag_pic and
20536 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20537 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20538 instead of TARGET_ABICALLS.
20539 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20540 TARGET_ABICALLS && TARGET_OLDABI.
20541 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20542 (sibcall): In the comment above the define_insn, mention
20543 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20544 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20545 instead of TARGET_ABICALLS.
20547 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20549 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20550 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20551 (MACFLAGS_MATCH_P): New macro.
20552 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20553 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20554 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20555 the other MACFLAG constants.
20556 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20557 (flag_machi): Tighten constraints. Renumber some of the operands.
20558 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20560 (flag_machi_parts_acconly): New pattern.
20561 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20563 (flag_macinit1hi): Tighten constraints.
20564 (flag_mul_macv2hi_parts_acconly): New pattern.
20566 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20567 Use a more efficient implementation.
20568 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20569 inline sequences when not optimizing for size.
20571 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20572 movhi_high2low): Delete, merge functionality into...
20573 (packv2hi): ... this pattern.
20575 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20576 * config/bfin/bfin.opt (msim): New option.
20577 (mcpu=): New option.
20578 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20579 (bfin_cpu_t): Typedef of enum bfin_cpu.
20580 (bfin_cpu_type): New declaration.
20581 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20582 -msim and -mcpu= options.
20583 (LIB_SPEC): Likewise.
20584 * config/bfin/bfin.c (bfin_cpu_type): Define.
20585 (bfin_handle_option): Handle -mcpu= option.
20586 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20587 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20588 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20590 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20592 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20593 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20594 (powerpc-wrs-vxworksae): Use ${tm_file}.
20595 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20596 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20597 * config/i386/vx-common.h: New file.
20599 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20601 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20604 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20606 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20609 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20613 * c-common.c (c_build_qualified_type): Set canonical type
20616 2007-04-12 Richard Guenther <rguenther@suse.de>
20618 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20619 lower bound and element size if lower bound is not zero
20620 or either of the ARRAY_REF operands is set.
20622 2007-04-12 Richard Guenther <rguenther@suse.de>
20624 PR tree-optimization/24689
20625 PR tree-optimization/31307
20626 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20628 * gimplify.c (canonicalize_addr_expr): To be consistent with
20629 gimplify_compound_lval only set operands two and three of
20630 ARRAY_REFs if they are not gimple_min_invariant. This makes
20631 it never at this place.
20632 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20634 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20636 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20637 null before emitting a .nsubspa directive.
20639 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20641 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20642 need_to_partition_p if there are no memory statements in the
20645 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20647 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20648 (gcd_of_steps_may_divide_p): New function.
20649 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20651 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20653 * reload.c (find_reloads_toplev, find_reloads_address,
20654 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20655 not a pointer equality test, to decide if we need to call
20656 push_reg_equiv_alt_mem.
20658 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20660 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20661 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20663 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20665 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20667 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20668 vector to be positive.
20670 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20674 * doc/invoke.texi: Document --params max-aliased-vops and
20676 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20677 debug_memory_partitions): Move to tree-flow.h
20678 * params.h (AVG_ALIASED_VOPS): Define.
20679 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20681 (mp_info_t): Likewise.
20682 (get_mem_sym_stats_for): New.
20683 (set_memory_partition): Move from tree-flow-inline.h.
20684 (mark_non_addressable): Only clear the set of symbols for the
20685 partition if it exists.
20686 (dump_memory_partitions): Move from tree-ssa-operands.c
20687 (debug_memory_partitions): Likewise.
20688 (need_to_partition_p): New.
20689 (dump_mem_ref_stats): New.
20690 (debug_mem_ref_stats): New.
20691 (dump_mem_sym_stats): New.
20692 (debug_mem_sym_stats): New.
20693 (update_mem_sym_stats_from_stmt): New.
20694 (compare_mp_info_entries): New.
20695 (mp_info_cmp): Call it.
20696 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20698 (get_mpt_for): Move from tree-ssa-operands.c.
20699 (find_partition_for): New.
20700 (create_partition_for): Remove.
20701 (estimate_vop_reduction): New.
20702 (update_reference_counts): New.
20703 (build_mp_info): New.
20704 (compute_memory_partitions): Refactor.
20705 Document new heuristic.
20706 Call build_mp_info, update_reference_counts,
20707 find_partition_for and estimate_vop_reduction.
20708 (compute_may_aliases): Populate virtual operands before
20709 calling debugging dumps.
20710 (delete_mem_sym_stats): New.
20711 (delete_mem_ref_stats): New.
20712 (init_mem_ref_stats): New.
20713 (init_alias_info): Call it.
20714 (maybe_create_global_var): Remove alias_info argument.
20715 Get number of call sites and number of pure/const call sites
20716 from gimple_mem_ref_stats().
20717 (dump_alias_info): Call dump_memory_partitions first.
20718 (dump_points_to_info_for): Show how many times a pointer has
20720 * opts.c (decode_options): For -O2 set --param
20721 max-aliased-vops to 500.
20722 For -O3 set --param max-aliased-vops to 1000 and --param
20723 avg-aliased-vops to 3.
20724 * fortran/options.c (gfc_init_options): Remove assignment to
20726 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20727 * tree-dfa.c (dump_variable): Dump memory reference
20729 Dump NO_ALIAS* settings.
20730 (referenced_var_lookup): Tidy.
20731 (mem_sym_stats): New.
20732 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20733 and ORIG are different SSA names for a memory partition.
20734 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20735 * tree-flow.h (struct mem_sym_stats_d): Define.
20736 (mem_sym_stats_t): Define.
20737 (struct mem_ref_stats_d): Define.
20738 (struct gimple_df): Add field mem_ref_stats.
20739 (enum noalias_state): Define.
20740 (struct var_ann_d): Add bitfield noalias_state.
20741 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20742 debug_mem_ref_stats, debug_memory_partitions,
20743 debug_mem_sym_stats): Declare.
20744 * tree-ssa-structalias.c (update_alias_info): Update call
20745 sites, pure/const call sites and asm sites in structure
20746 returned by gimple_mem_ref_stats.
20747 Remove local variable IS_POTENTIAL_DEREF.
20748 Increase NUM_DEREFS if the memory expression is a potential
20750 Call update_mem_sym_stats_from_stmt.
20751 If the memory references memory, call
20752 update_mem_sym_stats_from_stmt for all the direct memory
20753 symbol references found.
20754 (intra_create_variable_infos): Set noalias_state field for
20755 pointer arguments according to the value of
20756 flag_argument_noalias.
20757 * tree-ssa-structalias.h (struct alias_info): Remove fields
20758 num_calls_found and num_pure_const_calls_found.
20759 (update_mem_sym_stats_from_stmt): Declare.
20760 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20761 Set default value to 100.
20762 (PARAM_AVG_ALIASED_VOPS): Define.
20764 2007-04-11 Richard Guenther <rguenther@suse.de>
20766 PR middle-end/31530
20767 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20768 a * -b + c as c - a * b if we honor sign dependent rounding.
20770 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20772 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20773 bfin_expand_strmov.
20774 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20775 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20777 (initialize_trampoline): Don't use old-style function definition.
20778 (bfin_secondary_reload): Mark IN_P argument as unused.
20780 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20782 PR tree-optimization/31343
20783 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20784 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20785 * testsuite/gcc.dg/vect/pr31343.c: New.
20787 2007-04-10 Eric Christopher <echristo@apple.com>
20789 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20790 * config/i386/i386.md (*cmpfp0): Use.
20791 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20792 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20793 (fix_trunc<mode>_i386_fisttp): Ditto.
20794 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20795 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20796 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20797 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20798 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20799 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20800 (unnamed_splitters): Ditto.
20801 * config/i386/i386.c (output_fix_trunc): Assert that
20802 we're not being passed a TFmode operand.
20804 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20806 PR tree-optimization/31526
20807 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20808 n_basic_blocks to find newly added blocks.
20810 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20812 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20814 (fix_trunc<mode>si_sse): Ditto.
20815 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20816 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20817 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20818 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20819 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20820 expander using SSEMODEF mode macro.
20821 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20822 expander using SSEMODEF mode macro.
20823 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20824 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20825 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20826 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20827 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20828 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20829 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20830 Macroize insn using X87MODEF mode macro.
20832 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20834 * config/i386/sse.md (sse2_pinsrw): Removed.
20835 (sse2_pextrw): Renamed to ...
20836 (*sse2_pextrw): This.
20838 2007-04-09 Jan Hubicka <jh@suse.cz>
20841 * config/i386/sse.md
20842 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20843 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20844 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20845 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20847 2007-04-09 Jan Hubicka <jh@suse.cz>
20849 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20850 multiple fields of union.
20852 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20854 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20855 (create_preheaders): Check that loops are available.
20856 (fix_loop_structure): Clean up, improve comments.
20857 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20858 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20860 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20861 * predict.c (tree_estimate_probability): Do not call
20862 calculate_dominance_info. Call create_preheaders.
20863 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20864 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20866 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20867 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20868 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20869 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20872 2007-04-08 Jan Hubicka <jh@suse.cz>
20874 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20875 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20876 * fold-const.c (fold_unary): Use it.
20878 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20880 * varasm.c (assemble_variable): Remove call to
20881 lang_hooks.decls.prepare_assemble_variable.
20882 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20883 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20884 * langhooks.h (lang_hooks_for_decls): Remove
20885 prepare_assemble_variable.
20887 2007-04-08 Mike Stump <mrs@apple.com>
20889 * config/i386/i386.c: Use inc/dec on Core2.
20891 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20893 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20894 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20895 lhd_tree_inlining_end_inlining): Remove.
20896 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20897 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20898 end_inlining hooks.
20899 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20900 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20901 lhd_tree_inlining_end_inlining): Remove prototypes.
20902 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20903 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20904 LANG_HOOKS_TREE_INLINING_START_INLINING,
20905 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20907 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20910 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20913 * config/avr/predicates.md (io_address_operand): Delete predicate.
20914 (low_io_address_operand): Don't use 'mode' argument.
20915 (higth_io_address_operand): Rename ...
20916 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20917 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20920 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20922 Revert change removing staticp.
20924 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20927 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20930 2007-04-07 Bruce Korb <bkorb@gnu.org>
20932 * c.opt: Add -Wformat-contains-nul.
20933 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20935 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20936 the NUL byte warning.
20938 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20940 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20942 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20944 * tree.c (staticp): No longer use staticp langhook.
20945 * langhooks.c (lhd_staticp): Removed.
20946 * langhooks.h (struct lang_hooks): Remove staticp.
20947 * c-common.c (c_staticp): Remove.
20948 * c-common.h (c_staticp): Ditto.
20949 * langhooks-defs.h (lhd_staticp): Ditto.
20950 (LHD_HOOKS_STATICP): Ditto
20951 * tree.h (gcc_assert_lowered): New macro.
20953 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20955 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20956 argument "reliable".
20957 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20958 Add argument "reliable". Propagate it through calls.
20959 (infer_loop_bounds_from_undefined): Derive number of iterations
20960 estimates from references in blocks that do not dominate loop latch.
20961 (gcov_type_to_double_int): New function.
20962 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20963 and expected_loop_iterations_unbounded.
20964 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20965 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20966 * tree-data-ref.c (estimated_loop_iterations): Export.
20967 (get_references_in_stmt): Fix -- do not return addresses of local
20969 * cfgloop.h (expected_loop_iterations_unbounded,
20970 estimated_loop_iterations): Declare.
20972 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20974 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20976 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20978 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20979 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20980 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20981 Use output_387_reg_move().
20982 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20983 expander using X87MODEF12 mode macro.
20984 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20985 choosing register preferences. Use output_387_reg_move().
20986 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20987 instead of "x". Use output_387_reg_move().
20988 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20989 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20990 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20991 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20992 Use output_387_reg_move().
20993 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20995 (*truncxf?f_i387 splitter): Ditto.
20997 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20999 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
21000 LANG_HOOKS_SAFE_FROM_P.
21001 * expr.c (safe_from_p): Remove langhook call.
21002 * langhooks.h (lang_hooks): Remove safe_from_p.
21003 (lhd_safe_from_p): Remove prototype.
21004 * langhooks.c (lhd_safe_from_p): Remove.
21006 2007-04-06 Jan Hubicka <jh@suse.cz>
21008 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
21011 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
21013 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21014 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21015 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21016 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21018 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21019 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21021 2007-04-05 Richard Henderson <rth@redhat.com>
21023 * config/alpha/alpha.c (print_operand) [+]: Remove.
21024 (alpha_end_function): Print nop if call at end of function.
21025 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21026 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21027 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21028 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21029 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21030 the call pattern. Update peepholes to match.
21032 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21034 * doc/extend.texi (Other Builtins): Add decimal float variants
21036 * builtins.def: Ditto.
21037 * builtins.c (expand_builtin): Ditto.
21039 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21040 H.J. Lu <hongjiu.lu@intel.com>
21043 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21044 of V8HImode when calling ix86_binary_operator_ok.
21045 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21046 (sdot_prodv8hi): Operands 1 and 2 must be register.
21048 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21050 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21051 initialize align to silence bogus warning.
21053 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21055 PR middle-end/22156
21056 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21058 (struct sra_walk_fns): Remove use_all parameter from use.
21059 (sra_hash_tree): Handle BIT_FIELD_REFs.
21060 (sra_elt_hash): Don't hash bitfld blocks.
21061 (sra_elt_eq): Skip them in parent compares as well. Handle
21063 (sra_walk_expr): Don't maintain or pass down use_all_p.
21064 (scan_use): Remove use_all parameter.
21065 (scalarize_use): Likewise. Re-expand assignment to
21066 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21067 output, and re-scalarize after output. Don't mark anything
21069 (scalarize_ldst): Adjust.
21070 (scalarize_walk_gimple_modify_statement): Likewise.
21071 (build_element_name_1): Handle BIT_FIELD_REFs.
21072 (instantiate_element): Don't warn for any element whose parent
21073 is used as a whole.
21074 (instantiate_missing_elements_1): Return the sra_elt.
21075 (canon_type_for_field): New.
21076 (try_instantiate_multiple_fields): New.
21077 (instantiate_missing_elemnts): Use them.
21078 (mark_no_warning): Removed.
21079 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21080 (REPLDUP, sra_build_elt_assignment): New.
21081 (generate_copy_inout): Use them.
21082 (generate_element_copy): Likewise. Handle bitfld differences.
21083 (generate_element_zero): Don't recurse for blocks. Use
21084 sra_build_elt_assignment.
21085 (generate_one_element_int): Take elt instead of var. Use
21086 sra_build_elt_assignment.
21087 (generate_element_init_1): Adjust.
21088 (scalarize_use, scalarize_copy): Use REPLDUP.
21089 (scalarize_ldst): Move assert before dereference.
21090 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21092 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21094 * regmove.c: Fix unused variable warnings due to previous commit.
21096 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21098 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21099 (regmove_bb_head): Remove.
21100 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21101 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21102 problems with fixup_match_1.
21103 Don't initialize/free regmove_bb_head.
21105 (reg_is_remote_constant_p): If an insn is in the same basic block
21106 but not before INSN, consider it remote, too.
21108 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21111 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21112 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21114 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21116 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21117 (CONDITIONAL_REGISTER_USAGE): Likewise.
21119 2007-04-04 Richard Henderson <rth@redhat.com>
21121 * config/alpha/lib1funcs.asm: Remove unused file.
21123 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21126 * opts.c (print_specific_help): Fix --help=<language>
21128 (common_handle_option): Support --help=common.
21130 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21133 * gcc.c (main): Do not run the linker if
21134 print_subprocess_help indicates that it shouldn't be
21137 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21140 * doc/invoke.texi (--help=): Document <languages> value, fix
21141 formatting in tables of values.
21143 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21145 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21146 dllimport attribute of virtual methods.
21148 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21150 * config/score/crti.asm: Change _bss_start to __bss_start.
21151 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21152 (OUTGOING_REG_PARM_STACK_SPACE) update.
21153 * config/score/score.opt: add options to make backend support
21154 score5, score5u, score7 and score7d.
21155 * config/score/score.md: Likewise.
21156 * config/score/misc.md: Likewise.
21157 * config/score/mac.md: Likewise.
21158 * doc/invoke.texi: Likewise.
21159 * doc/md.texi: update constraints define.
21161 2007-04-03 Richard Henderson <rth@redhat.com>
21163 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21164 an appropriate type, use the mode instead.
21166 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21168 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21169 Set the default --with-arch setting to mips2.
21170 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21171 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21172 (MULTILIB_OSDIRNAMES): Delete.
21173 (MULTILIB_DIRNAMES): Define.
21174 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21175 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21176 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21177 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21178 VXWORKS_OS_CPP_BUILTINS.
21179 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21180 (MIPS_DEBUGGING_INFO): Undefine.
21181 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21183 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21185 PR middle-end/30704
21186 * fold-const.c (native_encode_real): Encode real.c provided longs
21187 as a series of 32-bit native integers.
21188 (native_interpret_real): Interpret buffer as a series of 32-bit
21191 2007-04-03 Richard Guenther <rguenther@suse.de>
21193 * genpreds.c (write_insn_constraint_len): Write function
21194 optimized for CONSTRAINT_LEN implementation.
21195 (write_tm_preds_h): Output insn_constraint_len inline and
21196 use it for CONSTRAINT_LEN.
21197 (write_insn_preds_c): Don't output insn_constraint_len.
21198 * doc/md.texi (define_register_constraint): Document multi-letter
21199 constraints shall have the same length if they start with the same
21202 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21205 * config/i386/i386.md (isinf<mode>2): Expand only when
21206 TARGET_C99_FUNCTIONS is set.
21208 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21210 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21211 (x86_64-*-linux*): Ditto.
21212 * config/i386/i386.opt (mpc): New option.
21213 * config/i386/i386.c (overrride_options): Handle
21214 ix87_precision_string.
21215 * config/i386/crtprec.c: New file.
21216 * config/i386/t-crtpc: Ditto.
21217 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21218 and -mpc80 options.
21219 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21220 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21221 crtprec32.o, crtprec64.o and crtprec80.o.
21223 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21224 and -mpc80 options.
21225 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21227 2007-04-02 Eric Christopher <echristo@apple.com>
21229 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21230 limitations on darwin.
21232 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21235 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21237 2007-04-02 Dave Korn <dave.korn@artimi.com>
21239 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21241 2007-04-02 Dave Korn <dave.korn@artimi.com>
21243 * libgcc2.h (exception_descriptor): Don't forward-declare.
21244 (__get_eh_table_language, __get_eh_table_version): Delete
21245 prototypes of long-dead functions.
21247 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21249 * ebitmap.h: New file
21250 * ebitmap.c: New file
21251 * Makefile.in (ebitmap.o): New target.
21253 2007-04-01 Jan Hubicka <jh@suse.cz>
21255 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21256 before very first instruction.
21258 2007-04-01 Jan Hubicka <jh@suse.cz>
21260 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21261 waring on 64bit hosts.
21262 * bitmap.h: Fix typo in bitmap_head_def.
21264 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21266 PR rtl-optimization/31391
21267 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21268 into a DELETED_LABEL note, and the label is in an empty basic
21269 block, update BB_END as well as BB_HEAD.
21271 2007-04-01 Richard Henderson <rth@redhat.com>
21273 PR tree-optimization/31169
21274 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21275 to varying if the range is outside [0, prec-1].
21277 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21280 * config/mips/mips.md (load_const_gp): New insn.
21281 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21282 the MIPS16 GP pseudo register if no_new_pseudos.
21283 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21285 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21288 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21290 (call_value): Likewise.
21292 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21293 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21296 * doc/invoke.texi: (optimization options): Reword description
21297 of -ffast-math. Document its primary purpose.
21299 2007-03-31 Richard Guenther <rguenther@suse.de>
21301 * omp-low.c (splay-tree.h): Include.
21302 (lookup_decl): Replace splay-tree usage by pointer-map.
21303 (maybe_lookup_decl): Likewise.
21304 (new_omp_context): Likewise.
21305 (delete_omp_context): Likewise.
21306 * gimplify.c (splay-tree.h): Include.
21307 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21309 (remap_ssa_name): Likewise.
21310 (remap_decl): Likewise.
21311 (remap_type_1): Likewise.
21312 (remap_type): Likewise.
21313 (copy_body_r): Likewise.
21314 (expand_call_inline): Likewise.
21315 (clone_body): Likewise.
21316 (copy_tree_r): Likewise.
21317 (remap_save_expr): Likewise.
21318 (unsave_r): Likewise.
21319 (unsave_expr_now): Likewise.
21320 (tree_function_versioning): Likewise.
21321 (build_duplicate_type): Likewise.
21322 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21323 (struct copy_body_data): Replace splay-tree by pointer-map.
21324 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21325 not $(SPLAY_TREE_H).
21326 (gimplify.o): Depend on $(SPLAY_TREE_H).
21327 (omp-low.p): Likewise.
21329 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21331 * config/avr/predicates.md (even_register_operand,
21332 odd_register_operand): New predicates.
21333 * config/avr/avr.md (movw peephole2): New.
21334 (movw_r peephole2): New.
21336 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21338 * tree.h (get_signed_or_unsigned_type): New.
21339 * fold-const.c (operand_equal_for_comparison_p): Use
21340 get_signed_or_unsigned_type instead of
21341 lang_hooks.types.signed_or_unsigned_type.
21342 * expr.c (store_expr): Ditto.
21343 * langhooks.c (get_signed_or_unsigned_type): New.
21344 (lhd_signed_or_unsigned_type): New.
21345 * langhooks.h (lhd_signed_or_unsigned_type): New.
21346 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21348 2007-03-30 Richard Henderson <rth@redhat.com>
21350 * tree-ssa-loop-ivopts.c: Include target.h.
21351 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21352 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21353 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21354 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21356 2007-03-30 Richard Henderson <rth@redhat.com>
21357 Kai Tietz <kai.tietz@onevision.com>
21359 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21360 default for 64-bit.
21361 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21362 (TARGET_64BIT_MS_ABI): New.
21363 (DBX_REGISTER_NUMBER): Handle 64-bit.
21364 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21365 (LONG_TYPE_SIZE): Force to 32.
21366 (REG_PARM_STACK_SPACE): New.
21367 (OUTGOING_REG_PARM_STACK_SPACE): New.
21368 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21369 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21370 (STACK_BOUNDARY): Use 128 for 64-bit.
21371 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21372 Add 64-bit implementation.
21373 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21375 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21376 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21377 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21378 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21379 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21380 TARGET_64BIT_MS_ABI.
21381 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21382 (ix86_pass_by_reference): Likewise.
21383 (ix86_function_value_regno_p): Likewise.
21384 (ix86_build_builtin_va_list): Likewise.
21385 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21386 (function_arg_advance_ms_64): New.
21387 (function_arg_advance): Call it.
21388 (function_arg_ms_64): New.
21389 (function_arg): Call it.
21390 (function_value_ms_64): New.
21391 (ix86_function_value_1): Call it.
21392 (return_in_memory_ms_64): New.
21393 (ix86_return_in_memory): Call it.
21394 (setup_incoming_varargs_ms_64): New.
21395 (ix86_setup_incoming_varargs): Call it.
21396 (ix86_expand_prologue): Handle 64-bit stack probing.
21397 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21398 (output_pic_addr_const): Likewise.
21399 (x86_this_parameter): Likewise.
21400 (x86_output_mi_thunk): Likewise.
21401 (x86_function_profiler): Likewise.
21402 (TARGET_STRICT_ARGUMENT_NAMING): New.
21403 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21404 (TARGET_64BIT_MS_ABI): New.
21405 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21406 * config/i386/i386.md (allocate_stack_worker): Remove.
21407 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21408 describe the clobber of eax without a match_scratch.
21409 (allocate_stack_worker_postreload): Remove.
21410 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21411 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21412 (allocate_stack_worker_rex64_postreload): Remove.
21413 (allocate_stack): Handle 64-bit.
21414 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21415 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21416 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21417 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21418 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21419 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21420 * config.build (x86_64-*-mingw*): New host.
21421 * config.host (x86_64-*-mingw*): New host.
21422 * config.gcc (x86_64-*-mingw*): New target.
21423 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21425 2007-03-30 Richard Henderson <rth@redhat.com>
21426 Kai Tietz <kai.tietz@onevision.com>
21428 * c-pragma.c (struct def_pragma_macro_value): New.
21429 (struct def_pragma_macro): New.
21430 (pushed_macro_table): New.
21431 (dpm_hash, dpm_eq): New.
21432 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21433 (init_pragma): Install them.
21434 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21436 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21438 * config/avr/avr.c (avr_override_options): Clear
21439 'flag_delete_null_pointer_checks'.
21441 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21444 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21445 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21446 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21447 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21448 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21449 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21450 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21452 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21454 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21456 * regmove.c: Move all of pass_stack_adjustments from here...
21457 * combine-stack-adj.c: ...to this new file.
21458 * Makefile.in: Add rules for combine-stack-adj.o.
21460 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21462 PR tree-optimization/31383
21463 * tree-data-ref.c (affine_function_equal_p): Do not require the
21464 vectors to have the same length.
21466 2007-03-30 Jan Hubicka <jh@suse.cz>
21468 PR middle-end/30700
21469 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21470 availablility; add more sanity checking; ask varpool only about
21473 2007-03-29 Richard Henderson <rth@redhat.com>
21475 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21476 to decide, but __SIZEOF_LONG_LONG__.
21478 2007-03-29 Richard Henderson <rth@redhat.com>
21480 * emutls.c (struct __emutls_array): New.
21481 (emutls_destroy): Use it instead of casting element 0 from void*.
21482 (__emutls_get_address): Likewise.
21484 2007-03-29 Richard Henderson <rth@redhat.com>
21486 * varasm.c (initializer_constant_valid_p): Don't deny
21487 DECL_DLLIMPORT_P on functions.
21489 * config/i386/cygming.h: Remove function declarations.
21490 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21491 (ASM_OUTPUT_LABELREF): Remove.
21492 (COMMON_ASM_OP): Remove.
21493 (ASM_OUTPUT_COMMON): Remove.
21494 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21495 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21496 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21497 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21498 Rename from TARGET_ENCODE_SECTION_INFO.
21499 * config/i386/netware.h: Likewise.
21500 * config/i386/i386-protos.h: Update.
21501 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21502 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21503 (legitimate_constant_p): Reject dllimports.
21504 (dllimport_map, get_dllimport_decl): New.
21505 (legitimize_dllimport_symbol): New.
21506 (legitimize_address, ix86_expand_move): Use it.
21507 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21508 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21509 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21510 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21511 * config/i386/predicates.md (constant_call_address_operand): Only
21512 accept symbols; reject dllimport_p symbols.
21513 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21514 i386_pe_maybe_record_exported_symbol.
21515 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21516 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21517 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21518 trust the setting of DECL_DLLIMPORT_P.
21519 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21520 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21521 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21522 tidy the argument scanning loop.
21523 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21524 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21525 (i386_pe_strip_name_encoding): Remove.
21526 (i386_pe_binds_local_p): New.
21527 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21528 (i386_pe_output_labelref): Remove.
21529 (i386_pe_asm_output_aligned_decl_common): New.
21530 (i386_pe_maybe_record_exported_symbol): Rename from
21531 i386_pe_record_exported_symbol; check for dllexported symbols.
21533 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21535 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21536 add comment explaining why vsnprintf cannot be used.
21538 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21540 PR tree-optimization/30666
21541 * tree.c (build_complex_type): When creating type names for DWARF2
21542 debug info, create TYPE_DECLs for TYPE_NAME instead of
21544 (build_common_tree_nodes_2): Use build_complex_type when building
21545 predefined complex types, to preserve canonical types.
21547 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21549 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21550 (noce_get_alt_condition): Look at it to determine whether to
21551 reverse the condition or not.
21552 (noce_get_condition): Substitute the truth for lies.
21553 (noce_find_if_block): Set the then_else_reversed field.
21555 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21557 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21558 destination of this insn.
21559 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21560 than calling gen_rtx_SET directly. Use r0 to hold the value of
21561 'address + 4' rather than a stack based temporary which can be
21562 mis-optimized away.
21564 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21566 * config/s390/s390.c (s390_secondary_input_reload_class,
21567 s390_secondary_output_reload_class): Functions removed.
21568 (s390_secondary_reload): New function.
21569 (TARGET_SECONDARY_RELOAD): Target macro defined.
21570 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21571 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21572 * config/s390/s390.md ("reload_outti", "reload_outdi",
21573 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21574 "reload_out<mode>"): Expanders removed.
21575 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21576 "reload<mode>_nonoffmem_out"): Expanders added.
21578 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21580 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21581 action if SRC->DEST replacement failed anyway.
21583 2007-03-28 Mike Stump <mrs@apple.com>
21585 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21586 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21587 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21589 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21591 * config.gcc: Accept barcelona as a variant of amdfam10.
21592 * config/i386/i386.c (override_options): Likewise.
21593 * doc/invoke.texi: Likewise.
21595 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21597 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21598 offsets for BIT_FIELD_REF and COMPONENT_REF.
21600 2007-03-28 Richard Guenther <rguenther@suse.de>
21602 * tree.c (is_global_var): Move ...
21603 * tree-flow-inline.h (is_global_var): ... here.
21604 * tree.h (is_global_var): Remove declaration.
21606 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21608 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21610 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21611 * config/i386/i386.c (ix86_tune_features): Initialize new
21613 * config/i386/predicates.md (promotable_binary_operator): Use
21614 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21616 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21619 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21621 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21623 * config/fr30/fr30.md (movsi_internal): Change destination
21624 constraint from m to V and add m to the end.
21626 2007-03-28 Christian Bruel <christian.bruel@st.com>
21628 * config/sh/sh.md (movsi_i): Fix type attribute.
21630 2007-03-28 Christian Bruel <christian.bruel@st.com>
21632 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21633 (movsf_ie): Likewise.
21635 2007-03-28 Christian Bruel <christian.bruel@st.com>
21637 * config.gcc: Add sh4-300 to multilib.
21638 * config/sh/t-mlib-sh4-300: New file.
21640 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21642 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21643 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21644 fix_trunc<mode>di2.
21645 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21646 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21647 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21648 "fixuns_trunctddi2"): Whitespace fix.
21650 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21652 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21653 the definition of struct sh_args.
21654 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21655 CALL_COOKIE_INT_REG_GET): Likewise.
21657 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21659 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21660 transformations are applied successfully.
21662 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21664 * tree.c (tree_contains_struct): Permit 512 tree codes.
21665 * tree.h (tree_contains_struct): Ditto.
21666 (MAX_TREE_CODES): Ditto.
21667 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21668 SPARE member to store remaining padding bits.
21670 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21672 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21675 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21677 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21678 * configure: Regenerate.
21680 * configure: Regenerate using the correct version of autoconf.
21682 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21684 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21686 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21687 regs to "__SP_L__" and "__SP_H__".
21689 2007-03-27 Richard Guenther <rguenther@suse.de>
21691 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21692 computations with it with a HOST_WIDE_INT variable.
21694 2007-03-26 Mike Stump <mrs@apple.com>
21696 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21697 objective-c-header, objective-c++-header and objc++-cpp-output
21699 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21701 2007-03-26 Richard Henderson <rth@redhat.com>
21704 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21705 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21706 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21707 IX86_BUILTIN_PSRLQ128): New.
21708 (ix86_init_mmx_sse_builtins): Add them.
21709 (ix86_expand_builtin): Expand them.
21710 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21711 operand 2 be TImode.
21712 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21713 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21714 _mm_srli_epi64): Mark __B const.
21715 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21716 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21717 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21718 new two-vector shift builtins.
21720 2007-03-26 Ian Lance Taylor <iant@google.com>
21722 PR tree-optimization/31345
21723 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21724 [+INF, +INF(OVF)] into VARYING.
21726 2007-03-26 Zack Weinberg <zackw@panix.com>
21728 * gengtype-parse.c: New file.
21729 * gengtype-yacc.y: Delete.
21730 * gengtype-lex.l: Don't include gengtype-yacc.h.
21731 Define YY_DECL and yyterminate appropriately for recursive
21732 descent parser. yylval is now a string out-parameter to yylex.
21733 (HWS, EOID): New shorthand.
21734 (IWORD): Add a couple more types.
21735 (yylex): Add a setup stanza. Remove the complex rules for
21736 detecting GTY'ed types and typedefs; replace with simple
21737 keyword detectors. Adjust everything for the changed
21738 definition of yylval. Ignore all pp-directives, not just #define.
21740 (parse_file): Rename yybegin; do not call yyparse.
21742 * gengtype.c (xasprintf): Export again.
21743 (this_file): New. Use everywhere __FILE__ was being used.
21744 (get_lang_bitmap): Special case types defined in gengtype.c.
21745 (do_typedef, new_structure): Suppress definition of certain types.
21746 (new_structure): Improve diagnostics of duplicate definitions.
21747 Make sure location_s is associated with input.h.
21748 (nreverse_pairs, define_location_structures): New functions.
21749 (main): Improve tagging of kludge types. Remove old kludges
21750 for input.h types; use define_location_structures.
21751 * gengtype.h: Update prototypes. Define token codes here.
21752 * Makefile.in: Remove all references to gengtype-yacc.
21753 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21755 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21756 add GTY((skip)) to the field that's only conditionally there.
21757 * doc/install.texi: Document that Bison is no longer required
21758 unless building treelang.
21760 * gengtype.c: Don't include gtyp-gen.h.
21761 (srcdir): Declare here.
21762 (base_files, lang_dir_names): Allocate dynamically.
21763 (gt_files, num_gt_files, num_lang_dirs): New globals.
21764 (measure_input_list, read_input_line, read_input_list)
21765 (set_lang_bitmap): New functions.
21766 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21767 simplify, relying on read_input_list to set up the bitmaps.
21768 (main): Arguments are no longer unused. Check for correct number
21769 of command line arguments, set srcdir and srcdir_len, then call
21770 read_input_list, before doing anything else. No need to worry
21771 about duplicates in main loop.
21772 * configure.ac: Simplify the calculation of all_gtfiles.
21773 Put language tags in there. Don't set or substitute
21774 all_gtfiles_files_langs or all_gtfiles_files_frags.
21775 * Makefile.in: Revamp the way gengtype is invoked, now that it
21776 takes a file on its command line with a much simpler format.
21777 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21778 (GTFILES): Remove duplicates and C source files.
21779 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21780 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21781 * configure: Regenerate.
21783 * gengtype.h: Remove all type definitions to gengtype.c; leave
21784 only definitions of options_p, type_p, and pair_p as opaque
21785 pointers. Update prototypes.
21786 * gengtype.c: Many type definitions moved here from gengtype.h.
21787 Consolidate type definitions at the top of the file.
21788 (xvasprintf): Delete.
21789 (xasprintf): Make static.
21790 (create_nested_pointer_option): Add 'next' parameter.
21791 (create_field_all, create_field_at): New functions.
21792 (create_field): Now a thin wrapper around create_field_all.
21793 (create_optional_field): Rename create_optional_field_ and add
21794 line argument. Original name is now a macro which supplies
21796 (oprintf): Use vsnprintf directly.
21797 (close_output_files): Use fatal rather than perror/exit.
21798 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21799 (main): Set progname. Don't use exit.
21800 * gengtype-yacc.y (struct_fields): Use create_field_at.
21801 (option, optionseqopt): Delete.
21802 (optionseq): Consolidate productions from option here so we
21803 can use the first argument to create_option.
21805 * gengtype-lex.l: Distinguish unions from structures in the
21806 token type. Don't call find_structure; return the tag as a string.
21807 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21808 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21809 string. Reorganize typedef_struct production accordingly.
21810 Use create_nested_ptr_option.
21811 * gengtype.c (create_nested_ptr_option): New function.
21812 * gengtype.h: Declare it.
21814 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21815 (string_type): Don't declare.
21816 (do_scalar_typedef): Declare.
21817 (create_scalar_type): Update prototype.
21818 * gengtype.c (string_type): Make static.
21819 (scalar_nonchar, scalar_char): New.
21820 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21821 (resolve_typedef): Use scalar_nonchar for error recovery.
21822 (create_scalar_type): Remove name_len field. Return scalar_char
21823 or scalar_nonchar as appropriate.
21824 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21825 to use string_type.
21826 (throughout): Use scalar_nonchar instead of calling
21827 create_scalar_type, whenever possible.
21828 (main): Initialize scalar_char and scalar_nonchar before calling
21830 * gengtype-lex.l: Adjust for removal of second argument to
21831 create_scalar_type. Use yylval.s instead of yylval.t when
21833 * gengtype-yacc.y: Type of SCALAR is string. Call
21834 create_scalar_type from type:SCALAR rule. Adjust for removal of
21835 second argument to create_scalar_type.
21837 * vec.h: Remove all #if IN_GENGTYPE blocks.
21838 Add comment saying that changes may require adjustments to gengtype.
21839 * gengtype.c: Don't include coretypes.h or tm.h.
21840 Add comment to inclusion of errors.h.
21841 (note_def_vec, note_def_vec_alloc): New functions.
21842 * gengtype.h: Declare new functions.
21843 * gengtype-lex.l: Don't include coretypes.h.
21844 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21846 (update_lineno): Remove unnecessary prototype.
21847 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21848 (VEC rule): Just return VEC_TOKEN.
21849 * gengtype-yacc.y (VEC_TOKEN): New token type.
21850 (type): Add a production for VEC(a,b).
21851 * Makefile.in: Update dependencies.
21853 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21854 typedefs that use the old PARAMS macro.
21856 * gengtype-lex.l: Remove all rules and states relating to yacc
21858 * gengtype-yacc.y: Similarly.
21859 * gengtype.c (note_yacc_type): Delete function.
21860 * gengtype.h: Update prototypes.
21862 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21864 * tree-pretty-print.c (dump_generic_node): Report precision of
21865 unnamed integer types.
21867 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21869 * ifcvt.c (noce_try_store_flag_constants): Don't check
21870 no_new_pseudos here.
21871 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21872 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21873 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21874 noce_try_sign_mask): Likewise.
21875 (if_convert): Check no_new_pseudos here.
21877 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21879 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21880 (noce_get_condition): Handle new then_else_reversed argument.
21881 (noce_init_if_info): Remove, fold into noce_find_if_block.
21882 (noce_process_if_block): Take a struct noce_if_info as the
21883 argument. Don't set up one based on ce_if_info. Update pointer
21884 references accordingly.
21885 (cond_move_process_if_block): Likewise.
21886 (process_if_block): Removed.
21887 (find_if_block): Removed. Move functionality two new functions,
21888 noce_find_if_block and cond_exec_find_if_block.
21889 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21890 blocks and the symmetric IF-ELSE-JOIN case.
21891 (cond_exec_find_if_block): Also new function mostly based on old
21892 find_if_block and process_if_block.
21893 (find_if_header): Replace find_if_block call with separately
21894 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21895 (find_cond_trap): Update noce_get_condition call.
21896 (dead_or_predicable): Likewise.
21898 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21900 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21902 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21903 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21904 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21905 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21906 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21907 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21908 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21909 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21910 __builtin_ia32_psrad128 builtins.
21912 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21914 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21915 * config/i386/constraints.md
21916 (define_constraint "I"): Use IN_RANGE macro.
21917 (define_constraint "J"): Ditto.
21918 (define_constraint "K"): Ditto.
21919 (define_constraint "M"): Ditto.
21920 (define_constraint "N"): Ditto.
21921 (define_constraint "O"): Ditto.
21922 * config/i386/predicates.md
21923 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21924 (define_predicate "const_0_to_3_operand"): Ditto.
21925 (define_predicate "const_0_to_7_operand"): Ditto.
21926 (define_predicate "const_0_to_15_operand"): Ditto.
21927 (define_predicate "const_0_to_63_operand"): Ditto.
21928 (define_predicate "const_0_to_255_operand"): Ditto.
21929 (define_predicate "const_1_to_31_operand"): Ditto.
21930 (define_predicate "const_2_to_3_operand"): Ditto.
21931 (define_predicate "const_4_to_7_operand"): Ditto.
21933 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21935 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21936 in SImode for save_world.
21937 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21940 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21942 PR tree-optimization/30784
21943 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21946 2007-03-25 Revital Eres <eres@il.ibm.com>
21948 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21949 Fold movement_possibility function into it.
21951 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21953 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21954 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21955 (call_indirect_nonlocal_darwin64): Same.
21956 (call_nonlocal_darwin64): Same.
21957 (call_value_indirect_nonlocal_darwin64): Same.
21958 (call_value_nonlocal_darwin64): Same.
21959 (sibcall_nonlocal_darwin64): Same.
21960 (sibcall_value_nonlocal_darwin64): Same.
21961 (sibcall_symbolic_64): Same.
21962 (sibcall_value_symbolic_64): Same.
21963 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21965 (rs6000_emit_load_toc_table): Same.
21966 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21967 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21969 (divss_call): Same.
21970 (divus_call): Same.
21971 (quoss_call): Same.
21972 (quous_call): Same.
21973 (load_toc_v4_pic_si): Same
21974 (load_toc_v4_PIC_1): Same.
21975 (load_toc_v4_PIC_1b): Same.
21976 (call_indirect_aix{32,64}): Same.
21977 (call_value_indirect_aix{32,64}): Same.
21979 (call_value): Same.
21980 (call_local{32,64}): Same.
21981 (call_value_local{32,64}): Same.
21982 (call_indirect_nonlocal_aix{32,64}): Same.
21983 (call_nonlocal_aix{32,64}): Same.
21984 (call_value_indirect_nonlocal_aix{32,64}): Same.
21985 (call_value_nonlocal_aix{32,64}): Same.
21986 (call_indirect_nonlocal_sysv<mode>): Same.
21987 (call_nonlocal_sysv<mode>): Same.
21988 (call_value_indirect_nonlocal_sysv<mode>): Same.
21989 (call_value_nonlocal_sysv<mode>): Same.
21991 (sibcall_local{32,64}): Same.
21992 (sibcall_value_local{32,64}): Same.
21993 (sibcall_nonlocal_aix{32,64}): Same.
21994 (sibcall_value_nonlocal_aix{32,64}): Same.
21995 (sibcall_nonlocal_sysv<mode>): Same.
21996 (sibcall_value): Same.
21997 (sibcall_value_nonlocal_sysv<mode>): Same.
21999 2007-03-24 Paul Brook <paul@codesourcery.com>
22001 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
22002 * config/arm/linux-eabi.h: Remove legacy syscall hack.
22004 2007-03-24 Richard Henderson <rth@redhat.com>
22006 * config/ia64/constraints.md: New file.
22007 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
22008 satisfies_constraint_?.
22009 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
22010 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
22011 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
22012 ia64_output_mi_thunk): Likewise.
22013 (ia64_const_ok_for_letter_p): Remove.
22014 (ia64_const_double_ok_for_letter_p): Remove.
22015 (ia64_extra_constraint): Remove.
22016 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22017 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22018 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22019 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22020 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22021 EXTRA_MEMORY_CONSTRAINT): Remove.
22022 * config/ia64/ia64.md: Include constriants.md. Replace
22023 CONST_OK_FOR_? with satisfies_constraint_?.
22025 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22026 H.J. Lu <hongjiu.lu@intel.com>
22028 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22030 (name macros): Use DPD_BID_NAME to convert names properly.
22032 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22033 decimal floating point format.
22034 (init_floating_libfuncs): Change decimal functions so that they
22035 have a "bid_" prefix if the decimal system uses the BID format,
22036 and "dpd_" prefix if the decimal system uses the DPD format.
22037 (init_interclass_conv_libfuncs): Ditto.
22038 (init_intraclass_conv_libfuncs): Ditto.
22040 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22041 using the BID format.
22043 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22044 whether we are using the BID decimal format.
22045 * configure: Regenerate.
22047 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22048 the compiler has decimal floating point enabled. Define
22049 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22052 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22053 using the BID format.
22055 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22056 whether we are using the BID decimal format.
22057 * configure: Regenerate.
22059 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22060 the compiler has decimal floating point enabled. Define
22061 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22064 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22065 options, and that it is enabled for i386/x86_64 systems.
22067 * Makefile.in (enable_decimal_float): New.
22069 (DECNUMINC): Add -I$(DECNUMFMT).
22070 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22071 to $(DECNUMFMT) from $(DECNUM).
22073 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22074 Substitute enable_decimal_float.
22075 * configure: Regenerated.
22078 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22081 * configure.ac: Enable decimal float for x86_64-*-linux*.
22082 * configure: Regenerated.
22085 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22086 decimal128ClearSign to flip and clear the sign bit in decimal128.
22087 (decimal_real_maxval): Set decimal128SetSign to set the sign
22090 2007-03-23 Ian Lance Taylor <iant@google.com>
22092 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22094 2007-03-23 Ian Lance Taylor <iant@google.com>
22096 * tree-dump.c (dump_files): Correct comment.
22098 2007-03-23 Ian Lance Taylor <iant@google.com>
22100 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22102 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22104 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22105 in cfglayout mode. Don't go into and out of cfglayout mode.
22106 Link the blocks in the order of the constructed traces.
22107 (rest_of_handle_tracer): Adjust call to tracer.
22108 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22109 Don't go into cfglayout mode.
22110 (rtl_loop_done): Don't go out of cfglayout mode.
22111 * cfglayout.c (relink_block_chain): New function, split out from...
22112 (fixup_reorder_chain): ...here. Remove redundant checking.
22113 (cfg_layout_finalize): Don't clear the header, footer, and aux
22114 fields here, move the code to do so to relink_block_chain. Likewise
22115 for free_original_copy_tables.
22116 * rtl.h (tracer): Update prototype.
22117 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22118 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22119 mode. Use relink_block_chain to serialize the CFG according to the
22120 new basic block order. Move targetm.cannot_modify_jumps_p check from
22122 (gate_handle_reorder_blocks): ...to here.
22123 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22125 (gate_duplicate_computed_gotos): ...to here.
22126 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22127 something always changes when going into and out of cfglayout mode.
22128 Perform an expensive cfg cleanup while going into cfglayout mode.
22129 Always update liveness information on HAVE_conditional_execution
22130 targets. Reserialize the basic blocks and go out of cfglayout mode.
22131 * reg-stack.c: Include cfglayout.h.
22132 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22133 the call to reorder_basic_blocks.
22134 * basic-block.h (reorder_basic_blocks): Update prototype.
22135 (relink_block_chain): New prototype.
22136 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22138 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22140 * config/mips/mips.md (type, hazard, *movdi_32bit,
22141 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22142 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22143 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22144 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22145 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22147 (movcc): Change first xfer to multi.
22148 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22149 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22150 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22151 config/mips/generic.md: Change reservations using "xfer" to use
22153 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22154 using match_operand.
22155 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22156 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22158 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22160 2007-03-22 Richard Henderson <rth@redhat.com>
22162 * config/i386/i386.c: Remove unnecessary function declarations.
22163 Move targetm definition, and all related macros, to the end of
22164 the file. Resort some functions to put definitions before uses.
22165 (ix86_attribute_table): Make static. Move to end of file.
22166 (ix86_gimplify_va_arg): Make static.
22168 2007-03-22 Richard Henderson <rth@redhat.com>
22170 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22171 don't increase local_regparm with force_align_arg_pointer check.
22172 (ix86_function_sseregparm): Assert 32-bit.
22173 (type_has_variadic_args_p): New.
22174 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22175 type_has_variadic_args_p.
22176 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22177 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22178 use memset instead. Do maybe_vaarg check first; skip attribute
22179 tests if true; skip attribute tests for 64-bit.
22180 (construct_container): Remove TARGET_DEBUG_ARG.
22181 (function_arg_advance_32, function_arg_advance_64): Split out ...
22182 (function_arg_advance): ... from here.
22183 (function_arg_32, function_arg_64): Split out ...
22184 (function_arg): ... from here.
22185 (ix86_pass_by_reference): Tidy.
22186 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22187 (function_value_32): New, from parts of ix86_function_value
22188 and ix86_value_regno.
22189 (function_value_64): New, from parts of ix86_function_value
22190 and ix86_libcall_value.
22191 (ix86_function_value_1): New.
22192 (ix86_function_value, ix86_libcall_value): Use it.
22193 (return_in_memory_32, return_in_memory_64): Split out ...
22194 (ix86_return_in_memory): ... from here.
22195 (ix86_struct_value_rtx): Skip for 64-bit.
22196 (ix86_libcall_value, ix86_value_regno): Remove.
22197 (setup_incoming_varargs_64): Split out ...
22198 (ix86_setup_incoming_varargs): ... from here.
22199 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22200 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22201 * config/i386/i386-protos.h (ix86_function_value): Remove.
22202 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22204 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22207 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22208 infinities not supported, otherwise emit warning if -Woverflow. On
22209 underflow, emit warning if -Woverflow.
22210 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22212 * real.h (real_from_string): Update declaration
22214 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22215 Richard Henderson <rth@redhat.com>
22217 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22218 * calls.c (compute_argument_block_size, expand_call,
22219 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22220 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22221 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22222 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22223 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22224 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22225 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22226 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22229 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22231 * c-incpath.c (add_sysroot_to_chain): New.
22232 (merge_include_chains): Add sysroot argument. Call
22233 add_sysroot_to_chain if sysrooted.
22234 (register_include_chains): Update call to merge_include_chains.
22235 * doc/cppopts.texi: Document use of '=' in include directory
22238 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22240 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22241 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22242 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22243 insn pattern using X87MODEF12 mode macro.
22245 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22247 * regmove.c (regmove_optimize): Use reg_mentioned_p
22248 instead of reg_overlap_mentioned_p for DST.
22250 2007-03-21 Mike Stump <mrs@apple.com>
22252 * c.opt: Fixup for Objective-C/C++.
22254 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22256 * explow.c (convert_memory_address): Fold memory reference when
22257 POINTERS_EXTEND_UNSIGNED < 0
22259 2007-03-21 Richard Henderson <rth@redhat.com>
22262 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22263 * config/i386/mmintrin.h (__m64): Likewise.
22264 * config/i386/xmmintrin.h (__m128): Likewise.
22266 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22268 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22269 (VXWORKS_OS_CPP_BUILTINS): Define.
22270 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22271 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22273 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22275 * rtl.h (constant_pool_reference_p): Delete.
22276 (find_constant_src): Declare.
22277 * rtlanal.c (find_constant_src): New function.
22278 * simplify-rtx.c (constant_pool_reference_p): Delete.
22279 * config/i386/i386.md: Use find_constant_src instead of
22280 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22282 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22284 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22285 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22287 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22289 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22290 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22291 (arm_elf_asm_constructor): Use it.
22292 (arm_elf_asm_destructor): New function.
22294 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22296 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22298 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22300 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22302 2007-03-19 Andrew Haley <aph@redhat.com>
22304 PR tree-optimization/31264
22305 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22306 VIEW_CONVERT_EXPRs.
22308 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22310 PR rtl-optimization/30907
22311 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22312 (fwprop_init): Always call loop_optimizer_initialize.
22313 (fwprop_done): Always call loop_optimizer_finalize.
22314 (fwprop): We always have loop info now.
22315 (gate_fwprop_addr): Remove.
22316 (pass_fwprop_addr): Use gate_fwprop as gate.
22318 PR rtl-optimization/30841
22319 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22320 df_chain_alloc): Call df_reorganize_refs unconditionally.
22321 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22322 refs_organized to refs_organized_size.
22323 (df_ref_create_structure): Use refs_organized_size instead of
22324 bitmap_size if refs had been organized, and keep refs_organized_size
22326 * df.h (struct df_ref_info): Change refs_organized to
22327 refs_organized_size.
22328 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22331 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22333 * except.c (output_function_exception_table): Do not reference the
22334 EH personality routine for functions that do not require an
22337 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22340 * c-typeck.c (convert_for_assignment): Call comptypes for
22341 RECORD_TYPE or UNION_TYPE.
22343 PR inline-asm/30505
22344 * reload1.c (reload): Do invalid ASM checking after
22345 cleanup_subreg_operands.
22347 2007-03-19 Jeff Law <law@redhat.com>
22349 * tree-cfg.c (find_taken_edge): Tighten conditions for
22350 optimizing computed gotos.
22352 2007-03-19 Michael Matz <matz@suse.de>
22354 * builtins.c (expand_builtin_sync_operation,
22355 expand_builtin_compare_and_swap,
22356 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22359 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22360 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22363 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22365 * doc/tm.texi: Add brackets around the return type of
22366 TARGET_SECONDARY_RELOAD.
22368 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22369 Richard Guenther <rguenther@suse.de>
22371 PR tree-optimization/31254
22372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22373 Use handled_component_p () where appropriate. Continue
22374 propagating into the rhs if we propagated into an INDIRECT_REF
22377 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22379 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22380 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22381 (xde, xdee): Mode attributes adjusted to support DFP modes.
22382 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22383 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22384 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22385 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22386 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22387 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22388 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22390 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22391 "movsf"): Insn definitions removed.
22392 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22393 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22394 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22396 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22397 "reload_in<mode>", "reload_out<mode>"): Expander added.
22398 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22401 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22403 * config/s390/s390.md: Only non-functional changes. Renamed
22404 FPR mode macro to BFP all over the file.
22406 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22408 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22409 (op_type attribute): RRF instruction type added.
22410 (fT0): New mode attribute.
22411 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22412 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22413 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22414 instruction no secondary memory is needed when moving DFmode values
22415 between GPRs and FPRs.
22417 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22419 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22420 inverted and documentation adjusted.
22421 ("mhard-dfp", "msoft-dfp"): New options.
22422 * config/s390/s390.c (s390_handle_arch_option): New architecture
22424 (override_options): Sanity checks for the new options added.
22425 * config.gcc: New architecture switch: z9-ec.
22426 * config/s390/s390.h (processor_flags): PF_DFP added.
22427 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22428 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22429 when the bit is NOT set so remove it from the defaults.
22431 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22433 * genemit.c (main): Print include statement for dfp.h.
22434 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22437 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22439 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22441 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22444 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22445 instead of PATTERN.
22447 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22449 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22450 attr_length_call, output_call, output_indirect_call): Cleanup
22451 formatting of targetm calls.
22453 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22455 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22457 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22459 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22460 reservation, bypass and anti-bypass descriptions for these
22461 instructions. Update move patterns.
22462 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22465 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22467 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22468 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22469 (get_initial_def_for_reduction): Likewise.
22471 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22473 Fix PR tree-optimization/29922
22474 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22475 (get_representative): Removed.
22476 (value_dies_in_block_x): Update for rvuse removal.
22477 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22478 (compute_antic_aux): Handle when PHI nodes appear in
22479 non-single-successors.
22480 (dump_bitmap_of_names): Removed.
22481 (compute_antic_safe): Renamed and removed rvuse calculation.
22482 Calculate only antic safe.
22483 (insert_into_preds_of_block): Remove assert.
22484 (execute_pre): Update for renamed functions.
22485 (defer_or_phi_translate_block): New function.
22487 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22489 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22490 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22492 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22493 Follow spelling conventions.
22495 * tree-data-ref.h: Remove the prototype for analyze_array.
22497 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22499 PR tree-optimization/31041
22500 * tree-vect-transform.c (get_initial_def_for_induction): Call
22501 force_gimple_operand.
22503 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22505 * ipa-type-escape.c (look_for_casts) : Revert code to use
22506 handled_component_p due to ada test a-numaux.adb.
22508 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22510 * final.c (final_scan_insn): Alter the condition of a
22511 conditional trap if we have nonstandard CC.
22513 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22515 * configure.ac: Remove excess quoting from asm line 0 test.
22516 * configure: Rebuilt.
22518 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22520 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22521 * c-common.c (convert_and_check): Move warning logic to...
22522 (warnings_for_convert_and_check): ...here. Define.
22523 * c-common.h (warnings_for_convert_and_check): Declare.
22525 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22527 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22528 (output_call): Likewise.
22530 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22532 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22534 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22536 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22538 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22540 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22541 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22543 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22545 PR tree-optimization/31183
22546 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22547 Use double_int instead of unsigned int for representing access_strides.
22548 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22550 2007-03-16 Richard Guenther <rguenther@suse.de>
22552 PR tree-optimization/31146
22553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22554 to allow recursion of forward_propagate_addr_expr.
22555 (forward_propagate_addr_into_variable_array_index): Likewise.
22556 (forward_propagate_addr_expr): Likewise.
22557 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22558 (forward_propagate_addr_expr_1): Recurse on simple copies
22559 instead of propagating into them. Do so for useless conversions
22561 (forward_propagate_addr_expr): Clean up unused statements after
22564 2007-03-16 Richard Guenther <rguenther@suse.de>
22566 * builtins.c (expand_builtin_cexpi): Use the right argument
22567 for the expansion via cexp.
22569 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22571 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22572 * configure: Rebuilt.
22574 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22577 * dwarf2out.c (force_type_die): Adjust comment.
22578 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22580 2007-03-15 DJ Delorie <dj@redhat.com>
22582 * config/frv/predicates.md (minmax_operator): Don't check operands
22585 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22587 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22588 Update constant estimates of number of iterations.
22589 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22590 argument renamed to "realistic".
22591 (compute_estimated_nb_iterations): Removed.
22592 (record_niter_bound): New function.
22593 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22594 call record_nonwrapping_iv with upper = false.
22595 (infer_loop_bounds_from_signedness): Pass upper argument to
22596 record_nonwrapping_iv.
22597 (estimate_numbers_of_iterations_loop): Do not call
22598 compute_estimated_nb_iterations. Record estimate based on profile
22599 information. Initialize the constant estimates of number of
22601 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22603 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22604 number of iterations is too small.
22605 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22606 (EST_NOT_AVAILABLE): Removed.
22607 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22608 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22611 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22613 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22614 Handle NE_EXPR guards.
22616 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22619 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22620 Set also -pedantic-errors by default for the preprocessor unless
22621 -fpermissive is given.
22623 2007-03-15 Richard Guenther <rguenther@suse.de>
22625 PR middle-end/29719
22626 PR middle-end/31161
22627 * builtins.c (expand_builtin_cexpi): As a fallback if we
22628 don't have builtins for sincos or cexp create a function
22629 declaration for cexp and expand to a call to that.
22630 (expand_builtin_int_roundingfn): Always fall
22631 back to floor/ceil and its variants even if they may be
22634 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22636 PR middle-end/31159
22637 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22638 jump tables, move the call to delete_dead_jumptables from here...
22639 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22640 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22641 don't allow merging of blocks that try_redirect_by_replacing_jump
22642 also does not handle when not optimizing.
22644 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22645 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22647 * config/i386/i386.md (x86_sahf_1): Correctly handle
22650 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22653 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22654 x86_64_general_operand as operand[2] predicate. Remove "iF"
22655 from operand constraints and use "e" constraint instead.
22656 (*subti3_1, *subti3_1 splitter): Ditto.
22657 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22658 operand[1] predicate.
22660 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22662 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22663 arrays, multiply the access strides by the size of the sub-array.
22664 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22666 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22668 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22669 the configured assembler supports the sahf mnemonic.
22670 * configure: Regenerate.
22671 * config.in: Regenerate.
22673 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22674 emit "sahf" or ".byte\t0x9e" as asm template.
22676 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22679 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22680 option to replace hard coded TARGET_xxx in md file.
22681 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22682 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22683 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22684 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22685 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22686 (X86_TUNE_NOT_VECTORMODE): Ditto.
22687 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22688 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22689 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22690 (TUNE_SLOW_IMUL_IMM8): Ditto.
22691 (TUNE_MOVE_M1_VIA_OR): Ditto.
22692 (TUNE_NOT_UNPAIRABLE): Ditto.
22693 (TUNE_NOT_VECTORMODE): Ditto.
22695 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22698 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22699 tuning options instead of hard coded TARGET_xxx.
22700 (fix ssemode peephole2's): Ditto.
22701 (imul peephole2's): Ditto.
22703 (movdi_or_rex64): Ditto.
22704 (move peephole2): Ditto.
22705 (not peephole2's): Ditto.
22707 2007-03-14 Dirk Mueller <dmueller@suse.de>
22709 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22710 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22711 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22713 * c-parser.c (c_parser_do_statement): Warn about empty body in
22714 do/while statement.
22715 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22716 * doc/invoke.texi (-Wempty-body): Update documentation.
22718 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22721 * c-common.h (warn_for_div_by_zero): Declare.
22722 * c-common.c (warn_for_div_by_zero): Define.
22723 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22726 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22728 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22729 to PREFIX and STANDARD_PREFIX.
22731 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22732 Phil Edwards <phil@codesourcery.com>
22734 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22735 (__gthread_once_t): Remove busy field for RTPs.
22736 (__GTHREAD_ONCE_INIT): Update accordingly.
22738 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22740 * doc/invoke.texi: Document VxWorks options.
22742 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22744 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22746 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22748 PR tree-optimization/30590
22749 * tree-nrv.c (tree_nrv): Check for the partial update of the
22752 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22754 * flags.h (flag_random_seed): Remove declaration, in favor of...
22755 * toplev.h (get_random_seed, set_random_seed): ... these.
22756 * tree.c (get_file_function_name): Use the former.
22757 * opts.c (common_handle_option): Use the latter.
22760 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22762 PR middle-end/31127
22763 * cse.c (cse_find_path): Do not bail out if a basic block that
22764 we already visited now becomes part of a path that starts at a
22765 different basic block. Just disallow this, to make sure we
22766 visit each basic block at most once.
22768 2007-03-13 Jan Hubicka <jh@suse.cz>
22770 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22771 attributes, when profile esitmate is present, calls with very low
22772 frequency are cold.
22774 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22776 PR tree-optimization/30730
22777 PR tree-optimization/26900
22778 * tree-ssa-loop-niter.c: Include gmp.h.
22779 (bounds): New type.
22780 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22781 split_to_var_and_offset, determine_value_range,
22782 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22783 bound_difference, bounds_add, bounds_negate,
22784 number_of_iterations_ne_max, dump_affine_iv): New functions.
22785 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22786 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22787 difference of initial and final value of control iv to validate
22789 (number_of_iterations_cond): Add loop parameter. Determine bounds
22790 on the difference of the extremes of the control iv. Add dumps.
22791 (expand_simple_operations): Handle phi nodes.
22792 (simplify_using_initial_conditions): Do not record used conditions.
22793 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22794 Do not set additional_info.
22795 (implies_nonnegative_p, implies_ge_p): Removed.
22796 (derive_constant_upper_bound): Do not use parameter `additional'.
22797 (record_estimate): Parameter `additional' removed. Parameter
22798 `i_bound' added. Do not call derive_constant_upper_bound.
22799 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22800 bound the number of iterations estimate.
22801 (estimate_numbers_of_iterations_loop): Pass the estimate from
22802 the number of iterations analysis to record_estimate.
22803 * tree.h (multiple_of_p): Declare.
22804 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22805 (scev_const_prop): Do not check expression_expensive_p.
22806 * fold-const.c (multiple_of_p): Exported.
22807 * double-int.c (double_int_mask): Exported.
22808 * double-int.h (double_int_mask): Declare.
22809 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22810 field. Added max field.
22812 2007-03-13 David Taylor <taylor@candd.org>
22815 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22818 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22821 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22822 two unamed patterns.
22824 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22826 * config/i386/i386.opt (mcx16, msahf): New options.
22827 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22828 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22830 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22831 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22832 Output -mcx16 and -msahf options when corresponding bit is set.
22834 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22835 and -msahf options.
22837 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22839 * configure.ac: Test for assembler tolerance to # 0 "".
22840 * configure, config.in: Rebuilt.
22841 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22843 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22845 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22847 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22848 (handle_syscall): Handle direct system calls.
22849 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22851 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22853 * doc/invoke.texi: Fix cpp.info cross-reference.
22854 * doc/passes.texi: Fix gcc.info cross-reference.
22856 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22858 PR tree-optimization/30835
22859 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22860 bb_for_stmt is not NULL before accessing it.
22862 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22864 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22867 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22870 * doc/install.texi: Document --enable-stage1-languages
22872 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22874 * tree-pass.h (pass_into_cfg_layout_mode,
22875 pass_outof_cfg_layout_mode): Declare.
22876 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22877 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22878 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22879 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22881 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22883 * c-decl.c (warn_variable_length_array): New function.
22884 Refactored from grokdeclarator to handle warn_vla
22885 and handle unnamed array case.
22886 (grokdeclarator): Refactored VLA warning case.
22887 * c.opt (Wvla): New flag.
22888 * doc/invoke.texi (Wvla): New warning.
22890 2007-03-12 Richard Henderson <rth@redhat.com>
22892 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22893 (TARGET_SECTION_TYPE_FLAGS): New.
22895 2007-03-12 Richard Henderson <rth@redhat.com>
22897 * config/darwin.c (machopic_reloc_rw_mask): New.
22898 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22899 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22901 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22903 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22904 * cppdefault.h (cpp_PREFIX): Document.
22905 (cpp_PREFIX_len): Likewise.
22906 (cpp_EXEC_PREFIX): New variable.
22907 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22908 * c-incpath.c (add_standard_paths): Correct logic for relocating
22909 paths within prefix.
22911 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22913 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22914 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22916 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22917 fix_truncdfdi_sse using SSEMODEF mode macro.
22918 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22919 fix_truncdfsi_sse using SSEMODEF mode macro.
22920 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22921 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22923 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22925 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22926 elfos.h to tm_file.
22928 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22930 * tree.h : Add multiple_of_p declaration.
22931 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22932 * ipa-type-escape.c (results_of_malloc): Redundant.
22933 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22934 (cast_type): Extended with new members.
22935 (check_cast): Returns cast_type.
22936 (cast): New structure for data of walk_use_def_chains.
22937 (is_malloc_result, is_cast_from_non_pointer_1,
22938 is_cast_from_non_pointer,
22939 is_array_access_through_pointer_and_index): New functions.
22940 (look_for_casts): Returns cast types.
22941 (check_call): Returns void.
22942 (okay_pointer_operation): Use support of pointer plus index,
22943 pointer plus constant and allow all multiplications.
22945 2007-03-11 Richard Guenther <rguenther@suse.de>
22947 PR tree-optimization/31115
22948 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22949 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22950 A shift count of zero is not special as with *_DIV_EXPR.
22951 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22954 2007-03-11 Ian Lance Taylor <iant@google.com>
22956 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22957 the *_DIV_EXPR codes correctly with overflow infinities.
22959 2007-03-11 Ira Rosen <irar@il.ibm.com>
22961 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22962 indicate success/failure of the analysis. Add negation to subtrahend
22963 in case of subtraction. Fail if both operands contain constants.
22964 (create_data_ref): Fail if analyze_offset fails.
22966 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22968 * config/i386/i386.md (frndintxf2): Rename to ...
22969 (rintxf2): ... this. Remove expander having same name.
22970 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22971 (roundsf2, rounddf2): Ditto.
22972 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22973 (lround<mode>di2, lround<mode>si2): Ditto.
22975 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22977 * lower-subreg.c: Include except.h.
22978 (decompose_multiword_subregs): Verify that the only control flow
22979 insns we can split are loads to multi-words pseudos.
22980 Handle breaking such blocks after splitting, instead of calling
22981 find_many_sub_basic_blocks.
22983 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22984 on the new basic block. Add a lengthy comment explaining why we
22985 thought this was necessary.
22986 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22988 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22991 * tree.c (walk_type_fields): Recurse into the element type of
22992 ARRAY_TYPEs if there is a pointer set.
22994 2007-03-10 Dirk Mueller <dmueller@suse.de>
22996 * c-common.c (warn_logical_operator): Fix condition.
22998 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
23000 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
23002 * config/darwin.c (machopic_select_section): Remove superfluous
23003 argument in call to categorize_decl_for_section. Remove unused
23006 2007-03-10 Joseph Myers <joseph@codesourcery.com>
23008 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
23010 * configure: Regenerate.
23012 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23015 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23016 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23017 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23018 Add LABEL_NUSES to emitted label.
23019 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23020 branch probability value to emitted jump insn.
23021 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23022 Do not check life information and do not re-arrange input operands
23023 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23025 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23027 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23028 the change of decode_asm_operands.
23030 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23032 * mode-switching.c (create_pre_exit): Skip blockage insn.
23034 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23036 * tree-pass.h (TODO_update_smt_usage): Remove.
23038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23042 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23044 * pa.c (attr_length_call): Revise condition for long
23045 pc-relative branch.
23046 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23047 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23048 sequence on SOM target.
23050 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23052 * gcc.c: Document %{, in big comment at top.
23053 (input_suffix_matches): Remove special handling for .s and
23055 (input_spec_matches): New.
23056 (handle_braces): Handle %{,.
23057 (validate_switches): ',' indicates a value which is not a switch.
23058 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23059 to detect assembler input.
23060 * config/i386/sol2.h (CPP_SPEC): Likewise.
23061 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23062 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23063 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23064 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23065 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23066 -m64 causes deployment target to default to 10.5.
23067 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23069 2007-03-09 Richard Henderson <rth@redhat.com>
23072 * target.h (targetm.asm.out.reloc_rw_mask): New.
23073 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23074 (TARGET_ASM_OUT): Use it.
23075 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23076 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23077 use the new reloc_rw_mask target hook instead.
23078 (default_section_type_flags_1): Merge into...
23079 (default_section_type_flags): ... here.
23080 (decl_readonly_section_1): Merge into...
23081 (decl_readonly_section): ... here.
23082 (default_elf_select_section_1): Merge into...
23083 (default_elf_select_section): ... here.
23084 (default_unique_section_1): Merge into...
23085 (default_unique_section): ... here.
23086 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23087 (default_select_rtx_section): Use it.
23088 (default_elf_select_rtx_section): Likewise.
23089 * output.h: Update to match.
23090 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23091 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23092 (TARGET_ASM_RELOC_RW_MASK): New.
23093 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23094 to categorize_decl_for_section.
23095 (x86_64_elf_unique_section): Likewise.
23096 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23097 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23098 (TARGET_ASM_RELOC_RW_MASK): New.
23099 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23100 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23101 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23102 (TARGET_RWRELOC): Remove.
23103 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23104 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23105 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23106 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23107 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23108 (rs6000_xcoff_select_section): Use decl_readonly_section.
23109 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23110 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23111 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23112 (TARGET_SECTION_TYPE_FLAGS): Remove.
23113 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23115 2007-03-09 Roger Sayle <roger@eyesopen.com>
23117 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23118 complex constant equality/inequality comparisons for here.
23119 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23120 known at compile-time or can be simplified to a scalar comparison.
23121 (fold_relational_const): Move compile-time evaluation of complex
23122 constant equality/inequality comparisons to here.
23124 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23126 PR rtl-optimization/30643
23127 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23129 (fold_rtx): Recurse, like before 2006-11-03.
23131 2007-03-09 DJ Delorie <dj@redhat.com>
23133 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23136 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23138 PR tree-optimization/30375
23139 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23140 LHS of statements is not the same.
23141 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23143 2007-03-09 Chao-ying Fu <fu@mips.com>
23145 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23147 * doc/invoke.texi (-mdspr2): Document new option.
23148 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23149 New unspec for DSP REV 2.
23150 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23151 these instructions are extended in DSP REV 2.
23152 (mips-dspr2.md): Include.
23153 * config/mips/mips.opt (mdspr2): New option.
23154 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23155 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23156 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23157 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23158 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23159 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23160 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23162 (bdesc_map): Add one field of unsupported_target_flags.
23163 (bdesc_arrays): Update entries to have extra fields. Add
23165 (mips_init_builtins): Initialize new function types.
23166 Check unsupported_target_fileds to filter out builtins.
23167 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23169 (ASM_SPEC): Pass mdspr2 to the assembler.
23170 * config/mips/mips-dspr2.md: New file.
23172 2007-03-09 Sa Liu <saliu@de.ibm.com>
23174 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23176 2007-03-09 Ian Lance Taylor <iant@google.com>
23178 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23179 argument) like -Wstrict-overflow=2.
23180 * doc/invoke.texi (Warning Options): Update documentation.
23182 2007-03-09 Dirk Mueller <dmueller@suse.de>
23185 * doc/invoke.texi (-Wlogical-op): Document.
23186 * common.opt (-Wlogical-op): New.
23187 * c-common.h (warn_logical_operator): Declare.
23188 * c-common.c (warn_logical_operator): Define.
23189 * c-typeck.c (parser_build_binary_op): Call
23190 warn_logical_operator.
23192 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23194 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23195 * final.c (final_scan_insn): Test for non-"" file name.
23197 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23199 * doc/loop.texi: Document the Omega linear constraints solver.
23200 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23201 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23202 omega-hash-table-size, omega-max-keys, and
23203 omega-eliminate-redundant-constraints.
23204 * tree-pass.h (pass_check_data_deps): Declared.
23207 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23208 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23209 pass_check_data_deps): New.
23210 * tree-data-ref.c (init_data_ref): Remove declaration.
23211 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23212 (analyze_array): Renamed init_array_ref, move up initializations.
23213 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23214 Removed arguments that are set to NULL.
23215 (analyze_indirect_ref): Correct indentation, correct call to
23217 (object_analysis): Call init_array_ref instead of analyze_array.
23218 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23219 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23220 of DR_ACCESS_FNS_ADDR.
23221 (init_omega_eq_with_af, omega_extract_distance_vectors,
23222 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23223 ddr_consistent_p): New.
23224 (compute_affine_dependence): Check consistency of ddrs when
23225 flag_check_data_deps is passed.
23226 (analyze_all_data_dependences): Uncomment.
23227 (tree_check_data_deps): New.
23228 * tree-data-ref.h: Include omega.h.
23229 (DR_ACCESS_FNS_ADDR): Removed.
23230 (data_dependence_relation): Add inner_loop.
23231 (DDR_INNER_LOOP): New.
23232 * common.opt (fcheck-data-deps): New.
23233 * tree-flow.h (tree_check_data_deps): Declare.
23234 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23235 (OBJS-common): Depend on omega.o.
23237 * passes.c (pass_check_data_deps): Scheduled.
23238 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23239 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23240 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23241 PARAM_VECT_MAX_VERSION_CHECKS,
23242 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23244 2007-03-09 Richard Guenther <rguenther@suse.de>
23246 PR tree-optimization/30904
23247 PR middle-end/31058
23248 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23249 the same way as *_DIV_EXPR.
23251 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23253 * recog.c (decode_asm_operands): No mixed declarations and code.
23255 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23257 * rtl.def (ASM_INPUT): Add location.
23258 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23259 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23260 (decode_asm_operands): Add loc operand.
23261 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23262 * stmt.c (expand_asm): Rename to...
23263 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23264 gen_rtx_ASM_INPUT_loc.
23265 (expand_asm_expr): Adjust.
23266 * recog.c (decode_asm_operands): Add loc operand.
23267 (check_asm_operands, extract_insn): Adjust.
23268 * reload1.c (maybe_fix_stack_asms): Likewise.
23269 * final.c (asm_insn_count): Likewise.
23270 (final_scan_insn): Output # line before and after asm.
23272 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23274 * tree-ssa-structalias.c (variable_info): Remove
23276 (new_var_info): Ditto.
23277 (shared_bitmap_info_t): New structure.
23278 (shared_bitmap_table): New variable.
23279 (shared_bitmap_hash): New function.
23280 (shared_bitmap_eq): Ditto
23281 (shared_bitmap_lookup): Ditto.
23282 (shared_bitmap_add): Ditto.
23283 (merge_smts_into): Change to take bitmap directly.
23284 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23285 (init_alias_vars): Init shared bitmap hashtable.
23286 (delete_points_to_sets): Delete shared bitmap hashtable.
23287 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23288 is_aliased removal as a change that was still necessary was
23291 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23293 * config/i386/i386.h (override_options): Conditionally disable
23294 x86_sahf for 64bit targets only.
23296 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23299 * c-decl.c (merge_decls): Don't call make_var_volatile.
23300 * varasm.c (make_var_volatile): Remove.
23301 * output.h (make_var_volatile): Remove.
23303 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23305 PR tree-optimization/31085
23306 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23308 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23310 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23311 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23312 ATTR_CONST_NOTHROW_LIST.
23314 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23317 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23319 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23321 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23324 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23326 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23327 passed, use shared libgcc.
23329 2007-03-08 Roger Sayle <roger@eyesopen.com>
23331 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23332 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23333 (honor_protect_cleanup_actions, lower_try_finally_switch):
23335 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23336 ifc_temp_var): Likewise.
23337 * tree-inline.c (setup_one_parameter): Likewise.
23338 * tree-mudflap.c (mf_decl_cache_locals,
23339 mf_build_check_statement_for): Likewise.
23340 * tree-nested.c (init_tmp_var, save_tmp_var,
23341 finalize_nesting_tree_1): Likewise.
23342 * tree-outof-ssa.c (insert_copy_on_edge,
23343 insert_backedge_copies): Likewise.
23344 * tree-profile.c (tree_gen_edge_profiler,
23345 tree_gen_ic_profiler): Likewise.
23346 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23347 * tree-sra.c (sra_build_assignment): Likewise.
23348 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23349 * tree-ssa-math-opts.c (insert_reciprocals,
23350 execute_cse_sincos_1): Likewise.
23351 * tree-tailcall.c (adjust_accumulator_values,
23352 adjust_return_value): Likewise.
23353 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23354 * tree-vect-transform.c (vect_create_data_ref_ptr,
23355 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23356 vect_create_epilog_for_reduction, vectorizable_reduction,
23357 vectorizable_call, vectorizable_conversion,
23358 vectorizable_assignment, vectorizable_operation,
23359 vectorizable_type_demotion, vect_gen_widened_results_half,
23360 vect_permute_store_chain, vectorizable_store,
23361 vect_setup_realignment, vect_permute_load_chain,
23362 vectorizable_load, vectorizable_condition,
23363 vect_create_cond_for_align_checks): Likewise.
23364 * tree-vrp.c (build_assert_expr_for): Likewise.
23366 2007-03-08 Ian Lance Taylor <iant@google.com>
23368 * tree-vrp.c: Include "intl.h".
23369 (usable_range_p): New static function.
23370 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23371 overflowed values, juts set *strict_overflow_p.
23372 (compare_values): Only return -2 if one of the operands is not a
23374 (compare_ranges): Call usable_range_p.
23375 (compare_range_with_value): Likewise.
23376 (vrp_evaluate_conditional_warnv): Rename from
23377 vrp_evaluate_conditional. Make static. Change all callers.
23378 (vrp_evaluate_conditional): New function.
23379 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23380 on signed overflow.
23381 (simplify_abs_using_ranges): Likewise.
23382 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23383 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23384 within_stmt parameter.
23385 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23386 vrp_evaluate_conditional.
23387 * tree-ssa-threadedge.c
23388 (record_temporary_equivalences_from_stmts_at_dest): Change
23389 simplify parameter to take a second tree parameter.
23390 (simplify_control_stmt_condition): Likewise.
23391 (thread_across_edge): Likewise.
23392 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23393 (thread_across_edge): Likewise.
23394 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23396 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23398 * config/i386/i386.h (TARGET_SAHF): New define.
23399 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23400 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23401 (x86_sahf): New global variable.
23402 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23403 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23404 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23405 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23407 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23408 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23409 when expanding fcomi/sahf based tests.
23410 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23411 expanding sahf based alternative. Emit sahf based sequence when
23412 optimizing for code size.
23413 * config/i386/i386.md (x86_sahf_1): Do not disable for
23414 TARGET_64BIT, enable for TARGET_SAHF.
23416 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23418 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23419 spurious whitespace from error message.
23421 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23424 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23426 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23428 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23430 * tree-sra.c (instantiate_element): Propagate disabled warnings
23431 from the element itself to the created variable.
23433 2007-03-07 Richard Henderson <rth@redhat.com>
23436 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23437 silently fix up the stack in the case of a missing register.
23439 2007-03-07 Paul Brook <paul@codesourcery.com>
23441 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23443 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23445 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23447 (phase1_vrs): Use them.
23448 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23449 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23450 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23451 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23452 __gnu_Unwind_Restore_WMMXC if required.
23453 (_Unwind_VRS_Pop): Implement iWMMXt support.
23454 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23455 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23456 gnu_Unwind_Save_WMMXC): Define.
23458 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23460 * config/vxworks.h (vxworks_override_options): Declare.
23461 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23462 * config/vxworks.c: Include target.h and toplev.h.
23463 (vxworks_override_options): New function.
23464 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23466 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23468 * config/s390/s390.c (override_options): Don't emit an error when
23469 -mstack-size is used without providing -mstack-guard.
23470 (s390_emit_prologue): Choose stack_guard value automatically if not
23471 provided via command line.
23472 * doc/invoke.texi: Adjust description of -mstack-guard and
23475 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23477 * config/i386/i386.c (output_set_got): Add a GOT initialization
23478 sequence for VxWorks PIC.
23479 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23480 around labels as well as symbols. Use gotoff_operand instead
23481 of local_symbolic_operand.
23482 (legitimize_pic_address): Use gotoff_operand instead of
23483 local_symbolic_operand. Use @GOT accesses for labels as
23485 (ix86_output_addr_diff_elt): Use PC-relative rather than
23486 GP-relative offsets for VxWorks PIC.
23487 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23488 no_new_pseudos. Check whether the returned register is op0.
23489 * config/i386/i386.md (tablejump): Use PC-relative rather than
23490 GP-relative offsets for VxWorks PIC.
23491 * config/i386/predicates.md (gotoff_operand): New predicate.
23493 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23495 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23497 * config/vxworks-dummy.h: New file.
23498 * config/i386/i386.h: Include it.
23500 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23502 * dwarf2out.c (is_inlined_entry_point): New
23503 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23504 DW_AT_ranges if the first subblock is the entry point.
23506 2007-03-06 David Daney <ddaney@avtrex.com>
23508 * doc/install.texi (mips-*-*): Change recommended binutils
23511 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23513 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23514 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23516 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23517 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23519 2007-03-06 Jan Hubicka <jh@suse.cz>
23521 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23522 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23524 (probably_cold_bb_p): Cold functions are cold.
23525 (probably_never_executed_bb_p): Cold functions are cold.
23526 (tree_bb_level_predictions): Predict calls to cold functions as not
23528 (compute_function_frequency): Check hot/cold attributes.
23529 * function.h (function_frequency): Update comments.
23530 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23531 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23532 (c_common_att): Add cold and hot.
23534 * doc/extend.texi (hot,cold attributes): Document.
23536 2007-03-06 Andrew Haley <aph@redhat.com>
23538 * function.c (expand_function_end): Move blockage to just after we
23539 emit the label for the naked return from the function.
23541 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23543 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23546 2007-03-06 Jan Hubicka <jh@suse.cz>
23548 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23549 loaded for constant large models. Non-large 64bit PIC can do.
23550 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23551 * cmodel.h: Add LARGE PIC.
23552 * i386.md (UNSPEC_PLTOFF): New.
23553 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23555 (*call_1_rex64): Disable for large models.
23556 (*call_1_rex64_large): New.
23557 (*call_value_1_rex64): Disable for large models.
23558 (*call_value_1_rex64_large): New.
23559 (set_rip_rex4): New.
23560 (set_got_offset_rex64): New.
23561 * predicates.md (constant_call_address_operand): For large model
23562 constant calls are not possible.
23563 * i386-protos.h (construct_plt_address): Declare.
23564 * i386.c (override_options): Accept large models.
23565 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23566 (legitimate_constant_p): Add new UNSPECs.
23567 (legitimate_pic_operand_p): Likewise.
23568 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23569 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23571 (output_pic_addr_const): Add PLTOFF.
23572 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23573 (ix86_expand_move): Legitimize pic address when in PIC mode.
23574 (construct_plt_address): New function.
23575 (ix86_expand_call): Offload the address to register and use GOT
23576 pointer for large model.
23577 * invoke.texi (mcmodel=large): Update documentation.
23579 2007-03-06 Richard Henderson <rth@redhat.com>
23581 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23582 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23583 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23584 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23585 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23586 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23587 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23588 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23589 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23590 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23591 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23592 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23593 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23594 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23595 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23596 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23597 x86_schedule, x86_use_bt, x86_pad_returns,
23598 x86_use_xchgb): Merge into ...
23599 (ix86_tune_features): ... here. New array.
23600 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23601 x86_bswap): Merge into ...
23602 (ix86_arch_features): ... here. New array.
23603 (x86_3dnow_a): Remove.
23604 (x86_accumulate_outgoing_args): Make static.
23605 (x86_arch_always_fancy_math_387): Make static.
23606 (ix86_tune_mask, ix86_arch_mask): Move ...
23607 (override_options): ... to local variables here. Apply the
23608 appropriate mask to each element of ix86_arch_features and
23609 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23610 as were done in the old macros.
23611 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23612 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23613 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23614 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23615 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23616 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23617 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23618 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23619 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23620 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23621 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23622 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23623 x86_accumulate_outgoing_args, x86_prologue_using_move,
23624 x86_epilogue_using_move, x86_decompose_lea,
23625 x86_arch_always_fancy_math_387, x86_shift1,
23626 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23627 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23628 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23629 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23630 x86_use_incdec, x86_pad_returns, x86_bswap,
23631 x86_partial_flag_reg_stall): Remove.
23632 (enum ix86_tune_indices): New.
23633 (ix86_tune_features): New.
23634 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23635 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23636 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23637 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23638 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23639 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23640 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23641 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23642 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23643 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23644 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23645 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23646 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23647 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23648 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23649 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23650 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23651 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23652 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23653 TARGET_EXT_80387_CONSTANTS): Use it.
23654 (enum ix86_arch_indices): New.
23655 (ix86_arch_features): New.
23656 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23657 TARGET_BSWAP): Use it.
23658 (ix86_tune_mask, ix86_arch_mask): Remove.
23660 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23663 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23664 Define using $${sysroot_headers_suffix}.
23665 * configure: Regenerate.
23666 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23667 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23669 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23670 * gcc.c (print_sysroot_headers_suffix): New.
23671 (option_map): Include --print-sysroot-headers-suffix.
23672 (display_help): Mention -print-sysroot-headers-suffix.
23673 (process_command): Handle -print-sysroot-headers-suffix.
23674 (do_spec_1): Append multilib directory to include-fixed path if
23675 sysroot suffixes in use.
23676 (main): Handle -print-sysroot-headers-suffix.
23677 * Makefile.in (start.encap): Don't depend on xlimits.h
23678 (xlimits.h): Remove.
23679 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23680 limits.h for each multilib in fixinc_list.
23681 (fixinc_list, s-fixinc_list): New.
23682 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23683 generate them for each multilib in fixinc_list.
23684 (stmp-fixproto): Use include-fixed. Run fixproto for each
23685 multilib in fixinc_list.
23686 (mostlyclean): Don't remove xlimits.h.
23687 (clean): Remove include-fixed.
23688 (real-install-headers-tar, real-install-headers-cpio,
23689 real-install-headers-cp): Don't copy include, only include-fixed.
23690 (install-mkheaders): Depend on fixinc_list. Don't depend on
23691 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23692 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23693 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23695 2007-03-06 Jan Hubicka <jh@suse.cz>
23697 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23700 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23702 * configure.ac: Allow tm_file to contain build-directory files.
23703 * configure: Regenerate.
23704 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23705 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23706 * config/m68k/print-sysroot-suffix.sh: New file.
23708 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23710 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23711 of pic_offset_table_rtx if reload_completed.
23712 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23713 PIC_OFFSET_TABLE_REGNUM.
23714 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23716 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23717 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23719 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23721 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23722 functions that call eh_return.
23724 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23726 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23727 functions that need a constant pool.
23729 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23732 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23733 (m68k_preferred_reload_class): Likewise.
23734 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23735 (SECONDARY_RELOAD_CLASS): Define.
23736 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23737 (LIMIT_RELOAD_CLASS): Delete.
23738 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23739 registers from storing bytes.
23740 (m68k_secondary_reload_class): New function.
23741 (m68k_preferred_reload_class): Likewise.
23743 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23745 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23747 (m68k_expand_prologue): Likewise.
23749 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23751 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23752 (mips_expand_epilogue): Add a bool parameter.
23753 (m68k_legitimize_sibcall_address): Declare.
23754 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23755 (m68k_expand_epilogue): Add a parameter to select between sibling
23756 and normal epilogues. Only generate a return for the latter.
23757 (m68k_ok_for_sibcall_p): New function.
23758 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23759 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23760 (sibcall_value, *sibcall_value): Likewise.
23761 (*call, *call_value): Require !SIBLING_CALL_P.
23762 (epilogue): Update call to m68k_expand_epilogue.
23763 (sibcall_epilogue): New pattern.
23764 * config/m68k/predicates.md (const_call_operand): Say that this
23765 predicate applies to sibling calls too.
23766 (sibcall_operand): New predicate.
23768 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23770 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23771 alternatives as movsi_cf.
23772 (movsf_cf_hard): Add commentary.
23774 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23775 Richard Sandiford <richard@codesourcery.com>
23777 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23778 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23779 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23780 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23781 as being live on exit from an interrupt function.
23782 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23783 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23784 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23785 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23786 (m68k_interrupt_function_p): Globalize.
23787 (m68k_compute_frame_layout): Remove reverse mask code.
23788 (m68k_emit_movem, m68k_set_frame_related): New functions.
23789 (m68k_output_function_prologue): Delete in favor of...
23790 (m68k_expand_prologue): ...this new function.
23791 (m68k_output_function_epilogue): Delete in favor of...
23792 (m68k_expand_epilogue): ...this new function.
23793 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23795 (print_operand): Handle %?.
23796 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23797 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23798 (prologue, epilogue): New patterns.
23799 (return): Turn into a define_expand.
23800 (*return): New pattern, derived from old "return" pattern. Use rte
23801 rather than rts for interrupt functions. Only use rtd if the pop
23803 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23804 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23805 (link, *link, unlink, *unlink, load_got): Likewise.
23807 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23811 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23812 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23813 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23814 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23815 and m68k_matches_u_p.
23816 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23817 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23818 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23819 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23820 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23821 (REG_STRICT_P): New macro.
23822 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23823 PCREL_GENERAL_OPERAND_OK.
23824 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23825 m68k_legitimate_base_reg_p.
23826 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23827 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23828 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23829 * config/m68k/m68k.c (m68k_address): New structure.
23830 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23831 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23832 (m68k_jump_table_ref_p, m68k_decompose_address)
23833 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23834 (m68k_matches_u_p): New functions.
23835 (print_operand_address): Rewrite to use m68k_decompose_index.
23837 2007-03-05 David Taylor <dtaylor@emc.com>
23839 * gcc.c: Correct copyright date in --version output.
23841 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23843 * pa.md: In unamed move patterns, disparge copies between general
23844 and floating point registers using '?' modifier. Don't include 'f'
23845 constraint for register preferences in DImode, SImode, HImode and
23846 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23847 Remove constraints for copies between general and floating registers
23848 in soft-float DFmode pattern.
23849 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23853 2007-03-05 Mike Stump <mrs@apple.com>
23855 * c-common.c (targetcm): Add.
23856 * c-opts.c (c_common_handle_option): Handle language specific
23858 * opts.c (handle_option): Verify language for target options, if
23860 * opth-gen.awk: Add CL_LANG_ALL.
23861 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23862 (TARGETCM_INITIALIZER): Add.
23863 * target.h (struct gcc_targetcm): Add.
23865 * targhooks.c (default_handle_c_option): Add.
23866 * targhooks.h (default_handle_c_option): Add.
23867 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23869 * config/darwin.opt (iframework): Add.
23870 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23871 * config/darwin-c.c (handle_c_option): Add.
23872 (TARGET_HANDLE_C_OPTION): Add.
23874 * doc/invoke.texi (Darwin Options): Add -iframework.
23876 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23878 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23881 2007-03-05 Ian Lance Taylor <iant@google.com>
23883 * c.opt (fgnu89-inline): New option.
23884 * c-opts.c (c_common_post_options): Set default value for
23886 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23887 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23889 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23890 (grokdeclarator, start_function): Likewise.
23891 * c-cppbuiltin.c (c_cpp_builtins): Define either
23892 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23893 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23894 (C Dialect Options): Document -fgnu89-inline.
23895 * doc/extend.texi (Function Attributes): Explain what the
23896 gnu_inline attribute does.
23897 * doc/cpp.texi (Common Predefined Macros): Document
23898 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23900 2007-03-05 Ian Lance Taylor <iant@google.com>
23902 PR tree-optimization/31034
23903 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23904 half-range if the other side is an overflow infinity.
23906 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23908 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23909 (bfin*-linux-uclibc*): New configuration.
23910 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23912 * config/bfin/linux.h: New file.
23913 * config/bfin/libgcc-bfin.ver: New file.
23914 * config/bfin/t-bfin-uclinux: New file.
23915 * config/bfin/t-bfin-linux: New file.
23916 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23917 (TARGET_OS_CPP_BUILTINS): New macro.
23919 2007-03-05 Richard Guenther <rguenther@suse.de>
23921 * fold-const.c (fold_binary): Remove duplicate folding
23922 of comparison of non-null ADDR_EXPR against null.
23924 2007-03-05 Richard Guenther <rguenther@suse.de>
23925 Dorit Nuzman <dorit@il.ibm.com>
23927 PR tree-optimization/26420
23928 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23929 are no loops in the function. Only print the number of
23930 vectorized loops if it is greater than zero or we are supposed
23931 to print information about unvectorized loops.
23933 2007-03-05 Revital Eres <eres@il.ibm.com>
23935 * gcc.dg/var-expand1.c: New test.
23936 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23937 when an accumulator is expanded.
23939 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23942 * c-common.c (convert_and_check): Don't give warnings for
23943 conversion if 'expr' already overflowed.
23945 2007-03-04 Roger Sayle <roger@eyesopen.com>
23947 PR middle-end/30744
23948 * fold-const.c (fold_comparison): Enforce type consistency when
23949 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23951 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23953 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23954 containing a cast to the base of TARGET_MEM_REF.
23956 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23958 * tree.c (tree_contains_struct_check_failed): Remove spurious
23959 whitespace from error message.
23961 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23964 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23965 instead of precision.
23967 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23968 Nathan Sidwell <nathan@codesourcery.com>
23970 * emit-rtl.c (find_auto_inc): New.
23971 (try_split): recreate REG_INC notes,
23972 Use regular for loops rather than whiles.
23974 2007-03-03 Andreas Schwab <schwab@suse.de>
23976 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23977 * configure: Regenerate.
23979 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23981 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23982 flag_rounding_math, not flag_unsafe_math_optimizations.
23984 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23986 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23987 alpha_fold_vector_minmax): Likewise.
23988 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23989 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23991 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23993 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23994 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23995 if the lhs has side-effects.
23996 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23998 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24000 * config/i386/i386.h (TUNEMASK): Remove define.
24001 (ARCHMASK): Remove define.
24002 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
24003 Use ix86_arch_mask variable instead of ARCHMASK.
24004 * config/i386/i386.c (override_options): Ditto.
24005 (standard_80387_constant_p): Ditto.
24007 2007-03-02 Ian Lance Taylor <iant@google.com>
24009 Used signed infinities in VRP.
24010 * tree-vrp.c (uses_overflow_infinity): New static function.
24011 (supports_overflow_infinity): New static function.
24012 (make_overflow_infinity): New static function.
24013 (negative_overflow_infinity): New static function.
24014 (positive_overflow_infinity): New static function.
24015 (is_negative_overflow_infinity): New static function.
24016 (is_positive_overflow_infinity): New static function.
24017 (is_overflow_infinity): New static function.
24018 (overflow_infinity_range_p): New static function.
24019 (compare_values_warnv): New function split out of compare_values.
24020 (compare_value): Call it.
24021 (set_value_range_to_nonnegative): Add overflow_infinity
24022 parameter. Change caller.
24023 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24025 (vrp_expr_computes_nonzero): Likewise.
24026 (compare_ranges, compare_range_with_value): Likewise.
24027 (compare_name_with_value, compare_names): Likewise.
24028 (vrp_evaluate_conditional): Likewise.
24029 (set_value_range): Handle infinity
24030 (vrp_operand_equal_p, operand_less_p): Likewise.
24031 (extract_range_from_assert): Likewise.
24032 (vrp_int_const_binop): Likewise.
24033 (extract_range_from_binary_expr): Likewise.
24034 (extract_range_from_unary_expr): Likewise.
24035 (extract_range_from_comparison): Likewise.
24036 (extract_range_from_expr): Likewise.
24037 (dump_value_range): Likewise.
24038 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24039 (test_for_singularity): Likewise.
24040 (vrp_int_const_binop): Remove inline qualifier.
24041 (adjust_range_with_scev): Add comment.
24042 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24044 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24046 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24047 (get_constraint_for): Likewise.
24048 (do_structure_copy): Likewise.
24049 (find_func_aliases): Fix references to MODIFY_EXPR.
24050 (intra_create_variable_infos): Tidy.
24051 * tree-ssa-operands.c (add_virtual_operand): Add argument
24053 When adding members of alias sets, if IS_CALL_SITE is true and
24054 the symbol is not call-clobbered, skip it.
24055 Adjust all callers.
24057 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24059 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24060 entry by means of emit_insn_at_entry.
24062 2007-03-02 Richard Henderson <rth@redhat.com>
24064 * expr.h (promoted_input_arg): Remove decl.
24065 * function.c (promoted_input_arg): Merge into ...
24066 * combine.c (setup_incoming_promotions): ... only caller.
24067 Rearrange to avoid double loop.
24069 2007-03-02 Ben Elliston <bje@au.ibm.com>
24070 Peter Bergner <bergner@vnet.ibm.com>
24071 Janis Johnson <janis187@us.ibm.com>
24073 * config/rs6000/dfp.md: New file.
24074 * config/rs6000/rs6000.md: Include dfp.md.
24075 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24076 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24077 and TDmode decimal float modes in FP registers.
24078 (num_insns_constant): Likewise.
24079 (rs6000_legitimate_offset_address_p): Likewise.
24080 (rs6000_legitimize_address): Likewise.
24081 (rs6000_legitimize_reload_address): Likewise.
24082 (rs6000_legitimate_address): Likewise.
24083 (rs6000_emit_move): Likewise.
24084 (function_arg_boundary): Likewise.
24085 (function_arg_advance): Likewise.
24086 (rs6000_darwin64_record_arg_recurse): Likewise.
24087 (function_arg): Likewise.
24088 (rs6000_gimplify_va_arg): Likewise.
24089 (rs6000_split_multireg_move): Likewise.
24090 (rs6000_output_function_epilogue): Likewise.
24091 (rs6000_output_function_epilogue): Likewise.
24092 (rs6000_register_move_cost): Likewise.
24093 (rs6000_function_value): Likewise.
24094 (rs6000_libcall_value): Likewise.
24096 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24098 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24100 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24102 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24103 Use $MULTIDIR to choose between the kernel and RTP headers,
24104 and use $WIND_BASE and $WIND_USR to locate them.
24106 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24108 * config/i386/i386.c (override_options): Put initialization of
24109 ix86_tune_mask and ix86_arch_mask to the correct place.
24111 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24112 Michael Meissner <michael.meissner@amd.com>
24115 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24116 (ARCHMASK): Define.
24117 (TARGET_CMOVE): Use ARCHMASK.
24118 (TARGET_CMPXCHG): Ditto.
24119 (TARGET_CMPXCHG8B): Ditto.
24120 (TARGET_XADD): Ditto.
24121 (TARGET_BSWAP): Ditto.
24122 * config/i386/i386.c (ix86_tune_mask): New global variable.
24123 (ix86_arch_mask): Ditto.
24124 (override_options): Initialize ix86_tune_mask and
24125 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24128 2007-03-02 Ben Elliston <bje@au.ibm.com>
24131 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24133 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24135 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24136 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24137 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24138 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24140 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24141 rs6000_init_dwarf_reg_sizes_extra): New.
24142 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24143 SPE register high parts.
24145 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24147 * Makefile.in: Add install-pdf target as
24148 copied from automake v1.10 rules.
24149 * configure.ac: Add install-pdf to target list.
24150 * configure: Regenerate.
24152 2007-03-01 Paul Brook <paul@codesourcery.com>
24154 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24155 modes to LDRD for DImode.
24156 (output_move_double): Fixup out of range ldrd/strd.
24157 (vfp_secondary_reload_class): Rename...
24158 (coproc_secondary_reload_class): ... to this. Add wb argument.
24159 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24160 coproc_secondary_reload_class for CLASS_IWMMXT.
24161 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24162 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24164 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24166 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24167 unroll factor by the estimated number of iterations.
24168 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24169 than prefetch latency.
24171 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24172 decode_caches_intel, detect_caches_intel): New functions.
24173 (host_detect_local_cpu): Use detect_caches_amd and
24174 detect_caches_intel.
24176 2007-03-01 Richard Henderson <rth@redhat.com>
24178 * expr.c (emit_move_complex_push): Export.
24179 (emit_move_complex_parts): Split out from ...
24180 (emit_move_complex): ... here.
24181 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24182 * config/i386/i386.md (movcdi): New.
24184 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24186 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24187 size of mode1 to check for tieable modes in MMX case.
24189 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24191 * Makefile.in (rtlanal.o): Depend on tree.h.
24192 * rtl.h (offset_within_section_p, split_const): Declare.
24193 * rtlanal.c: Include tree.h.
24194 (offset_within_block_p): New function, taken from
24195 mips_offset_within_object_p.
24196 (split_const): New function, taken from mips_split_const.
24197 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24199 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24200 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24201 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24202 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24203 (m68k_illegitimate_symbolic_constant_p): New function.
24204 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24205 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24206 symbolic constant that might be outside the symbol's section,
24207 move the symbol first and then add the offset.
24208 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24210 * config/mips/mips.c (mips_split_const): Delete.
24211 (mips_offset_within_object_p): Delete.
24212 (mips_symbolic_constant_p): Use offset_within_section_p and
24213 split_const instead of mips_offset_within_object_p and
24215 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24216 (mips_legitimize_const_move, print_operand_reloc)
24217 (mips_dangerous_for_la25_p): Use split_const instead of
24220 2007-02-28 Eric Christopher <echristo@apple.com>
24222 * Makefile.in (install-include-dir): Don't rm -rf include.
24224 2007-02-28 Richard Guenther <rguenther@suse.de>
24226 PR middle-end/30364
24227 * fold-const.c (fold_binary): Do not associate expressions
24228 with more than one variable for integer types that do not wrap.
24230 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24232 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24233 Delete, and replace with...
24234 (fold_builtin_call_array): This. Update callers to use it.
24235 * fold-const.c (fold_build_call_list): Delete, and replace with...
24236 (fold_build_call_array): This.
24237 (fold_build_call_list_initializer): Delete, and replace with...
24238 (fold_build_call_array_initializer): This.
24239 * tree.h: Update declarations to reflect above changes.
24241 * c-typeck.c (build_function_call): Store converted arguments
24242 in a stack-allocated array instead of building a list.
24243 (convert_arguments): Store arguments in the array passed in as an
24244 argument, and return the actual number of arguments.
24245 * c-format.c: (check_function_format): Pass arguments in an
24246 array instead of a list.
24247 * c-common.c (check_function_nonnull): Likewise.
24248 (check_function_sentinel): Likewise.
24249 (check_function_arguments): Likewise.
24250 * c-common.h: Update declarations to reflect above changes.
24252 2007-02-28 Jan Hubicka <jh@suse.cz>
24254 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24255 PRED_NEGATIVE_RETURN): Update outcomes.
24257 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24259 * calls.c (emit_library_call_value_1): Handle partial registers
24260 correctly when building up CALL_INSN_FUNCTION_USAGE.
24262 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24264 * pa/predicates.md (move_src_operand): Allow zero for mode.
24265 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24268 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24271 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24272 *movv2df_internal): Enable pattern only for valid operand
24274 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24275 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24277 2007-02-27 Mike Stump <mrs@apple.com>
24279 * config/darwin-crt3.c: Avoid compilation when compiling for a
24282 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24284 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24286 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24287 for fixed headers and limits.h.
24288 (install-include-dir, install-headers-tar, install-headers-cpio,
24289 install-headers-cp, real-install-headers-tar,
24290 real-install-headers-cpio, real-install-headers-cp): Handle
24291 include-fixed as well as include.
24292 (install-mkheaders): Don't install files that go only in include
24294 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24295 from GCC_INCLUDE_DIR.
24296 * gcc.c (process_command): Remove special -BstageN/ handling.
24297 (do_spec_1): Add include-fixed directories.
24299 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24301 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24303 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24305 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24308 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24310 * c-common.c (get_priority): Add check for
24311 SUPPORTS_INIT_PRIORITY.
24313 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24315 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24317 * config/bfin/bfin.c: Include "cfglayout.h".
24318 (MAX_LSETUP_DISTANCE): New macro.
24319 (struct loop_info): New members incoming, incoming_src and
24320 incoming_dest. Delete member predecessor.
24321 (length_for_loop): New function.
24322 (bfin_optimize_loop): Handle more different loop structures.
24323 (bfin_discover_loop): Rework detection of predecessor blocks by
24324 examining incoming edges.
24325 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24327 (bfin_reorder_loops): New function.
24328 (bfin_reorg_loops): Use these three new functions.
24330 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24331 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24332 (CONSTRAINT_LEN): Add entry for 'q'.
24333 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24334 Add 'q' constraints.
24335 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24336 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24338 * config/bfin/bfin.md (add_with_carry): New pattern.
24339 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24340 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24341 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24342 support unsigned multiplies too. Removed incorrect commutativity from
24343 operand 1 constraint where appropriate.
24344 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24346 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24347 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24349 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24350 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24351 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24352 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24353 usmulhisi_hh_huh): New patterns.
24355 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24356 lshifthi3): Fix output template to use half reg for operand 2.
24358 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24361 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24363 2007-02-27 Andreas Schwab <schwab@suse.de>
24365 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24367 2007-02-27 Jan Hubicka <jh@suse.cz>
24369 * predict.c (last_basic_block_p): Remove.
24370 (tree_estimate_probability): Update return heuristic for commonized
24373 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24375 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24377 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24379 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24380 * doc/cpp.texi: Standardize title page.
24381 * doc/cppinternals.texi: Likewise.
24382 * doc/gcc.texi: Standardize title page, remove version number
24383 from copyright page.
24384 * doc/gccint.texi: Likewise.
24385 * doc/install.texi: Standardize title page, add table of
24388 2007-02-26 Jan Hubicka <jh@suse.cz>
24390 * predict.def: Set outcomes according to more recent results.
24391 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24392 Remove dead predictors.
24393 * predict.c (return_prediction): Fix pasto.
24395 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24397 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24398 change; avoid a memory leak when returning early.
24400 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24402 * c-decl.c (static_ctors): Move to c-common.c.
24403 (static_dtors): Likewise.
24404 (finish_function): Use c_record_cdtor_fn.
24405 (build_cdtor): Move to c-common.c.
24406 (c_write_global_declarations): Use c_build_cdtor_fns.
24407 * c-common.h (static_ctors): Declare.
24408 (static_dtors): Likewise.
24409 (c_record_cdtor_fn): Likewise.
24410 (c_build_cdtor_fns): Likewise.
24411 * c-common.c (static_ctors): New variable.
24412 (static_dtors): Likewise.
24413 (c_record_cdtor_fn): New function.
24414 (build_cdtor): Move from c-decl.c
24415 (c_build_cdtor_fns): New function.
24417 * output.h (assemble_addr_to_section): Declare.
24418 (get_cdtor_priority_section): Likewise.
24419 * varasm.c (assemble_addr_to_section): New function.
24420 (get_cdtor_priority_section): Likewise.
24421 (default_named_section_asm_out_destructor): Use them.
24422 (destor_dtor_section_asm_out_destructor): Likewise.
24423 (default_named_section_asm_out_constructor): Likewise.
24424 (default_ctor_section_asm_out_constructor): Likewise.
24425 * config.gcc (*-*-vxworks*): Include vxworks.o.
24426 * config/t-vxworks (vxworks.o): New target.
24427 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24428 (TARGET_ASM_CONSTRUCTOR): Define.
24429 (TARGET_ASM_DESTRUCTOR): Likewise.
24430 (vxworks_asm_out_constructor): Declare.
24431 (vxworks_asm_out_destructor): Likewise.
24433 * c-common.c (get_priority): Check that we have not just an
24434 INTEGER_CST, but an integer constant with integeral type.
24436 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24438 PR tree-optimization/30938
24439 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24440 use &dt[nargs-1] instead of &dt[nargs] in the call to
24441 vect_is_simple_use().
24443 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24445 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24446 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24447 Do not attempt to handle MEM inside auto-inc expressions.
24448 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24449 of a register modified by an auto-inc expression. However, do handle
24450 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24451 (elimination_effects): Prohibit elimination of a register modified
24452 by an auto-inc expression. Disable register elimination rules whose
24453 target register is modified by an auto-inc expression with variable
24456 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24458 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24460 (array_at_struct_end_p): New function.
24461 (idx_infer_loop_bounds): Use it.
24462 (estimate_numbers_of_iterations_loop): Export.
24463 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24464 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24465 (tree_estimate_probability): Call record_loop_exits.
24466 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24467 (estimated_loop_iterations, estimated_loop_iterations_int,
24468 estimated_loop_iterations_tree): New functions.
24469 (analyze_siv_subscript_cst_affine,
24470 compute_overlap_steps_for_affine_1_2,
24471 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24472 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24473 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24474 (PRED_LOOP_ITERATIONS_GUESSED): New.
24475 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24476 * cfgloop.h (estimate_numbers_of_iterations_loop,
24477 estimated_loop_iterations_int): Declare.
24479 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24481 * doc/extend.texi: Document optional priority argument to
24482 constructors and destructors.
24483 * tree.c (init_priority_for_decl): Adjust GTY markers.
24484 (init_ttree): Use priority-info hash functions for
24485 init_priority_for_decl.
24486 (tree_map_eq): Rename to ...
24487 (tree_map_base_eq): ... this.
24488 (tree_map_marked_p): Rename to ...
24489 (tree_map_base_marked_p): ... this.
24490 (tree_map_base_hash): New function.
24491 (decl_init_priority_lookup): Rework.
24492 (decl_fini_priority_lookup): New function.
24493 (decl_priority_info): New function.
24494 (decl_init_priority_insert): Use it.
24495 (decl_fini_priority_insert): Likewise.
24496 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24498 (decl_restrict_base_insert): Likewise.
24499 (decl_debug_expr_insert): Likewise.
24500 (decl_value_expr_lookup): Likewise.
24501 (decl_value_expr_insert): Likewise.
24502 * tree.h (priority_type): New type.
24503 (decl_init_priority_lookup): Use priority_type.
24504 (decl_fini_priority_lookup): New function.
24505 (decl_init_priority_insert): Use priority_type.
24506 (decl_fini_priority_insert): New function.
24507 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24508 (DECL_INIT_PRIORITY): Likewise.
24509 (SET_DECL_INIT_PRIORITY): Add comment.
24510 (DECL_FINI_PRIORITY): New macro.
24511 (SET_DECL_FINI_PRIORITY): Likewise.
24512 (DEFAULT_INIT_PRIORITY): Document.
24513 (MAX_INIT_PRIORITY): Likewise.
24514 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24515 (tree_map_base): New type.
24516 (tree_map_base_eq): New function.
24517 (tree_map_base_hash): Likewise.
24518 (tree_map_base_marked_p): Likewise.
24519 (tree_map): Inherit from tree_map_base.
24520 (tree_map_eq): Make it a macro.
24521 (tree_map_marked_p): Likewise.
24522 (tree_int_map): Inherit from tree_map_base.
24523 (tree_int_map_eq): Make it a macro.
24524 (tree_int_map_hash): Likewise.
24525 (tree_int_map_marked_p): Likewise.
24526 (tree_priority_map): New type.
24527 (tree_priority_map_eq): New macro.
24528 (tree_priority_map_hash): Likewise.
24529 (tree_priority_map_marked_p): Likewise.
24530 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24532 (emutls_common_1): Likewise.
24533 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24534 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24535 of tree_map hierarchy.
24536 * tree-cfg.c (move_stmt_r): Likewise.
24537 (new_label_mapper): Likewise.
24538 * c-tree.h (c_expand_body): Move to ...
24539 * c-common.h (c_expand_body): ... here.
24540 * c-decl.c (c_expand_body): Move to ...
24541 * c-common.c (c_expand_body): ... here.
24542 (c_common_attribute_table): Allow 1 argument for the constructor
24543 and destructor attributes.
24544 (get_priority): New function.
24545 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24546 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24548 2007-02-24 Jan Hubicka <jh@suse.cz>
24550 PR middle-end/30509
24551 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24552 copying for inlining.
24554 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24555 Jan Hubicka <jh@suse.cz>
24558 * i386.c (counter_mode): New function.
24559 (expand_set_or_movmem_via_loop): Use it.
24560 (expand_movmem_epilogue): Likewise; fix pasto.
24561 (ix86_expand_movmem): Do emit guard even for constant counts.
24562 (ix86_expand_setmem): Likewise.
24564 2007-02-25 Nick Clifton <nickc@redhat.com>
24566 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24567 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24569 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24572 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24573 count argument with 0x10, not with 0x16.
24574 (expand_setmem_epilogue): Ditto.
24576 2007-02-24 Mike Stump <mrs@apple.com>
24578 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24581 2007-02-24 Richard Guenther <rguenther@suse.de>
24583 PR middle-end/30951
24584 * fold-const.c (fold_binary): Fold x +- CST op x for
24585 EQ_EXPR and NE_EXPR.
24587 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24589 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24591 2007-02-24 Jan Hubicka <jh@suse.cz>
24593 * cgraphunit.c (decide_is_function_needed): Honor
24594 -fkeep-inline-functions.
24596 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24598 * builtins.c (fold_builtin_modf): New.
24599 (fold_builtin_2): Use it.
24601 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24603 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24604 (determine_max_iter): Take additional LOOP arg; all callers changed.
24605 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24606 one using simplifications.
24607 (simplify_using_initial_values): Return if the expression becomes
24608 invalid due to altered regs.
24610 2007-02-23 DJ Delorie <dj@redhat.com>
24612 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24614 2007-02-23 Mike Stump <mrs@apple.com>
24616 * tlink.c (scan_linker_output): Parse linker messages from
24617 darwin9's linker better.
24619 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24622 * varpool.c (varpool_assemble_pending_decls): Set
24623 varpool_last_needed_node to null.
24625 2007-02-23 DJ Delorie <dj@redhat.com>
24627 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24628 alignment bigger than the object file can handle.
24630 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24633 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24634 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24635 (*movsf_1): Penalize MMX moves.
24637 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24639 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24640 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24642 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24644 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24646 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24647 (fold_builtin_1): Use them.
24648 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24649 BUILT_IN_SIGNIFICAND.
24651 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24653 * config/i386/i386.c (bdesc_1arg): Initialize
24654 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24655 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24656 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24657 and IX86_BUILTIN_MOVSLDUP.
24659 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24661 PR rtl-optimization/30841
24662 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24664 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24666 * builtins.c (fold_builtin_frexp): New.
24667 (fold_builtin_2): Use it.
24669 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24671 * doc/invoke.texi (Spec Files): Document getenv spec function.
24673 * gcc.c (getenv_spec_function): New function.
24674 (static_spec_functions): Add it.
24675 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24676 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24679 2007-02-22 Michael Matz <matz@suse.de
24682 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24683 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24685 2007-02-22 Ian Lance Taylor <iant@google.com>
24688 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24689 (mem_loc_descriptor): Call it.
24691 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24692 Ira Rosen <irar@il.ibm.com>
24694 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24696 2007-02-22 Ira Rosen <irar@il.ibm.com>
24698 PR tree-optimization/30843
24699 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24700 stores only after all the group is vectorized.
24702 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24704 PR tree-optimization/30858
24705 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24706 in the reduction cycle have a single use in the loop.
24707 * tree-vectorizer.h (relevant): Add documentation.
24709 2007-02-20 Mike Stump <mrs@apple.com>
24711 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24712 * configure: Regenerate.
24714 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24716 Change the defaults of some parameters and options.
24717 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24718 * config/spu/spu.c (spu_optimization_options): Add.
24719 (spu_override_options): Change params in spu_optimization_options.
24720 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24722 Register 127 is only 16 byte aligned when used as a frame pointer.
24723 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24724 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24725 HARD_FRAME_POINTER_REGNUM.
24726 (spu_legitimate_address): Use regno_aligned_for_reload.
24727 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24728 aligned when frame_pointer_needed is true.
24729 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24731 * config/spu/spu.h (INIT_EXPANDERS): Define.
24733 Make sure shift and rotate instructions have valid immediate operands.
24734 * config/spu/predicates.md (spu_shift_operand): Remove.
24735 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24736 * config/spu/constraints.md (W, O): Extend range.
24737 * config/spu/spu.md (umask, nmask): Define.
24738 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24739 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24740 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24741 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24742 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24743 (lshr<mode>3_reg): Fix rtl description.
24745 Make sure mulhisi immediate operands are valid.
24746 * config/spu/predicates.md (imm_K_operand): Add.
24747 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24749 Generate constants using fsmbi and andi.
24750 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24751 (print_operand, spu_split_immediate, classify_immediate,
24752 fsmbi_const_p): Handle IC_FSMBI2.
24754 Correctly handle a CONST_VECTOR containing symbols.
24755 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24756 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24757 (immediate_load_p): Allow symbols that use 2 instructions to create.
24758 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24759 with symbols when flag_pic is set.
24760 (const_vector_immediate_p): New.
24761 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24762 accept a CONST_VECTOR with symbols.
24763 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24764 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24766 * config/spu/spu.md (high, low): Delete.
24767 (low_<mode>): Define.
24769 Remove INTRmode and INTR_REGNUM, which didn't work.
24770 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24772 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24773 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24774 peephole2 pattern): Don't use INTR or 131.
24775 (movintrcc): Delete.
24776 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24777 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24778 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24779 (UNSPEC_SET_INTR): Add.
24780 * config/spu/spu-modes.def (INTR): Remove.
24782 More accurate warnings about run-time relocations.
24783 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24785 Correctly warn about immediate arguments to specific intrinsics.
24786 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24787 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24788 the instruction predicate.
24790 Fix tree check errors with latest update.
24791 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24793 (spu_expand_builtin): Use CALL_EXPR_FN.
24795 Add missing specific intrinsics.
24796 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24798 * config/spu/spu_internals.h: Ditto.
24800 Fix incorrect operand modifiers.
24801 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24802 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24804 Optimize one case of zero_extend of a vec_select.
24805 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24807 Accept any immediate for hbr.
24808 * config/spu/spu.md (hbr): Change s constraints to i.
24810 2007-02-21 Paul Brook <paul@codesourcery.com>
24812 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24813 condexec_count when skipping USE and CLOBBER.
24815 2007-02-21 Nick Clifton <nickc@redhat.com>
24817 * common.opt (Warray-bounds): Add Warning attribute.
24818 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24820 (fsized-zeroes): Add Optimization attribute.
24821 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24822 * c.opt (Wc++0x-compat): Add Warning attribute.
24824 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24826 PR middle-end/30761
24827 * reload1.c (eliminate_regs_in_insn): In the single_set special
24828 case, attempt to re-recognize the insn before falling back to
24829 having reload fix it up.
24831 2007-02-20 Eric Christopher <echristo@gmail.com>
24833 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24834 Rewrite accordingly.
24835 (frv_read_iacc_argument): Ditto.
24836 (frv_expand_set_builtin): Take a call instead of arglist, update for
24838 (frv_expand_unop_builtin): Ditto.
24839 (frv_expand_binop_builtin): Ditto.
24840 (frv_expand_cut_builtin): Ditto.
24841 (frv_expand_binopimm_builtin): Ditto.
24842 (frv_expand_voidbinop_builtin): Ditto.
24843 (frv_expand_int_void2arg): Ditto.
24844 (frv_expand_prefetches): Ditto.
24845 (frv_expand_voidtriop_builtin): Ditto.
24846 (frv_expand_voidaccop_builtin): Ditto.
24847 (frv_expand_load_builtin): Ditto.
24848 (frv_expand_store_builtin): Ditto.
24849 (frv_expand_mdpackh_builtin): Ditto.
24850 (frv_expand_mclracc_builtin): Ditto.
24851 (frv_expand_mrdacc_builtin): Ditto.
24852 (frv_expand_mwtacc_builtin): Ditto.
24853 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24856 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24858 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24859 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24861 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24862 point instructions.
24863 * configure: Regenerate.
24864 * config.in: Regenerate.
24865 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24866 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24867 masks to power6 and power6x and to POWERPC_MASKS.
24868 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24870 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24871 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24872 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24873 Access PROTOTYPE as variable, not mask.
24875 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24877 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24878 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24879 * combine.c (adjust_for_new_dest): Use it.
24880 * postreload.c (reload_combine): Likewise.
24882 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24884 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24885 notes on an insn with multiple sets, even if single_set returns
24886 non-NULL for that insn.
24888 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24890 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24891 scalbn and scalbln.
24893 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24895 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24896 if user didn't pass it.
24897 * config/i386/darwin.h (CC1_SPEC): Likewise.
24898 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24899 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24900 -mmacosx-version-min.
24902 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24903 Uros Bizjak <ubizjak@gmail.com>
24905 * optabs.h (enum optab_index): Add new OTI_scalb.
24906 (scalb_optab): Define corresponding macro.
24907 * optabs.c (init_optabs): Initialize scalb_optab.
24908 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24910 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24911 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24912 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24913 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24914 flag_unsafe_math_optimizations is set.
24916 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24917 to implement scalbf, scalb and scalbl built-ins as inline x87
24920 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24921 DJ Delorie <dj@redhat.com>
24924 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24925 (diagnostic_report_diagnostic): ... here, and turn them into real
24926 errors. If warnings are inhibited, no need to do anything.
24928 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24930 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24931 better code generation.
24933 2007-02-20 Ben Elliston <bje@au.ibm.com>
24935 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24937 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24939 * config/alpha/alpha.c, config/alpha/alpha.md,
24940 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24941 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24942 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24943 config/arm/lib1funcs.asm: Follow spelling conventions.
24945 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24946 config/fr30/fr30.md, config/i386/i386.h,
24947 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24948 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24949 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24950 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24951 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24952 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24953 config/sparc/sparc.c, config/sparc/sparc.h,
24954 config/sparc/sparc.md, config/spu/constraints.md,
24955 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24958 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24961 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24964 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24966 * doc/invoke.texi (-ftree-lrs): Remove.
24968 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24970 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24973 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24975 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24976 new CALL_EXPR_FN macro for retrieving the function
24977 declaration of the input expression.
24979 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24981 * c.opt (Waddress): New.
24982 * common.opt (Walways-true): Delete.
24983 (Wstring-literal-comparison): Delete.
24984 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24985 -Wstring-literal-comparison. Add -Waddress.
24987 (Walways-true): Delete.
24988 (Wstring-literal-comparison): Delete.
24989 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24990 consistently instead of -Walways-true in example.
24991 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24992 * c-typeck.c (parser_build_binary_op): Replace
24993 -Wstring-literal-comparison and -Walways-true with -Waddress.
24994 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24997 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24999 * tree-cfg.c (dump_function_to_file): Be prepared for functions
25000 without DECL_STRUCT_FUNCTION initialized.
25002 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
25004 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
25005 due to calls to functions taking pointers as parameters.
25007 2007-02-19 Richard Henderson <rth@redhat.com>
25010 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
25013 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25015 * config/s390/s390.c (s390_call_saved_register_used,
25016 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25017 accessed to the new scheme.
25019 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25021 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25022 (cris_print_index, cris_print_operand, cris_print_operand_address)
25023 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25024 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25025 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25026 GET_CODE () == xxx.
25027 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25028 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25029 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25030 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25031 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25032 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25033 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25034 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25035 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25036 (uminsi3, call, call_value): Ditto.
25037 (define_split: indir_to_reg_split, unnamed): Ditto.
25039 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25041 PR tree-optimization/30975
25042 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25045 2007-02-18 Eric Christopher <echristo@gmail.com>
25047 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25048 Remove use of arglist.
25049 (mips_expand_builtin): Remove use of arglist, pass in expr.
25050 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25051 (mips_expand_builtin_movtf): Ditto.
25052 (mips_expand_builtin_compare): Ditto.
25054 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25056 * tree-sra.c (sra_build_assignment): Replace assertion
25057 checking with a comment explaining why it can't be done.
25059 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25061 PR middle-end/30833
25062 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25063 during CALL_EXPR representation conversion.
25064 * tree-ssa-propagate.c (set_rhs): Likewise.
25066 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25068 * tree-sra.c (sra_build_assignment): Disable assertion checking
25071 2007-02-18 Roger Sayle <roger@eyesopen.com>
25073 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25074 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25075 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25077 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25078 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25079 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25080 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25081 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25082 force_gimple_operand): Likewise.
25083 * ipa-cp.c (constant_val_insert): Likewise.
25084 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25085 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25086 perfect_nestify): Likewise.
25087 * langhooks.c (lhd_omp_assignment): Likewise.
25088 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25089 lower_copyprivate_clauses, lower_send_clauses,
25090 lower_send_shared_vars, expand_parallel_call,
25091 expand_omp_for_generic, expand_omp_for_static_nochunk,
25092 expand_omp_for_static_chunk, expand_omp_sections,
25093 lower_omp_single_copy, lower_omp_for_lastprivate,
25094 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25095 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25096 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25099 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25101 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25102 config/sh/sh.md: Follow spelling conventions.
25104 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25105 config/frv/predicates.md: Follow spelling conventions.
25107 * config/m68k/linux-unwind.h: Fix a comment typo.
25108 * target.h: Follow spelling conventions.
25110 2007-02-18 Roger Sayle <roger@eyesopen.com>
25112 PR rtl-optimization/28173
25113 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25114 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25115 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25116 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25117 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25119 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25121 * builtins.c (fold_builtin_load_exponent): New.
25122 (fold_builtin_2): Use it.
25124 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25126 PR rtl-optimization/30773
25127 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25128 if we fail to attach a REG_EQUIV note.
25130 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25131 Roger Sayle <roger@eyesopen.com>
25133 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25135 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25137 * calls.c (initialize_argument_information): Pass original EXP
25138 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25139 code to split complex arguments here, as part of initializing the
25141 (expand_call): Remove code that builds a list of arguments and
25142 inserts implicit arguments into it. Instead, just count how many
25143 implicit arguments there will be so we can determine the size of
25144 the ARGS array, and let initialize_argument_information do the work.
25145 (split_complex_values): Delete unused function.
25147 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25149 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25151 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25153 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25154 for arg pointer based indexed addressing.
25156 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25158 * config/ia64/ia64.h, config/ia64/ia64.md,
25159 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25160 spelling conventions.
25162 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25164 * config/m68k/m68k.c (split_di): New.
25165 * config/m68k/m68k-protos.h: Declare split_di.
25166 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25167 Improve predicate handling and split constant shifts.
25169 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25171 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25172 parameter for register bitfield operations, general predicates
25175 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25177 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25178 * config/m68k/linux-unwind.h: New file.
25180 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25182 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25183 config/i386/athlon.md, config/ia64/ia64.md,
25184 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25185 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25186 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25187 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25188 tree-vect-transform.c: Fix comment typos.
25190 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25192 * sched-deps.c (find_insn_list): Remove.
25193 * sched-int.h: Remove the prototype for find_insn_list.
25195 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25197 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25199 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25200 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25201 darwin_rs6000_override_options.
25202 (C_COMMON_OVERRIDE_OPTIONS): Expect
25203 darwin_macosx_version_min to be non-NULL always.
25204 (TARGET_C99_FUNCTIONS): Likewise.
25205 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25206 (DARWIN_MINVERSION_SPEC): New.
25207 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25208 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25210 (DARWIN_MINVERSION_SPEC): New.
25211 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25213 * config/darwin-c.c (darwin_cpp_builtins): Expect
25214 darwin_macosx_version_min to be non-NULL always.
25216 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25218 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25220 * config/i386/i386.h (x86_use_xchgb): New.
25221 (TARGET_USE_XCHGB): New macro.
25222 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25223 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25224 Split after reload into bswaphi for shifts of 8.
25225 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25226 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25227 or when optimizing for size.
25229 2007-02-16 Richard Guenther <rguenther@suse.de>
25230 Christian Bruel <christian.bruel@st.com>
25232 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25233 DECLs but prefer SSA_NAMEs over DECLs.
25235 2007-02-16 Richard Guenther <rguenther@suse.de>
25237 * tree-flow-inline.h (single_imm_use_p): Remove.
25238 (zero_imm_uses_p): Likewise.
25239 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25240 instead of single_imm_use_p.
25241 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25244 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25247 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25248 nested double- and backquotes.
25250 2007-02-15 Roger Sayle <roger@eyesopen.com>
25252 PR middle-end/30391
25253 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25254 should be unreachable.
25255 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25256 For the time being redirect GIMPLE_MODIFY_STMT to the new
25257 (renamed) build_gimple_modify_stmt_stat.
25258 (build2_gimple_stat): Rename to...
25259 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25260 Always build a GIMPLE_MODIFY_STMT node.
25261 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25262 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25265 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25266 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25267 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25268 expand_complex_div_wide): Likewise.
25269 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25270 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25271 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25272 * tree-ssa-loop-manip.c (create_iv): Likewise.
25273 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25274 abs_replacement): Likewise.
25275 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25276 realify_fake_stores): Likewise.
25278 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25279 node rather than a GIMPLE_MODIFY_STMT node.
25280 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25281 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25283 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25284 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25285 GIMPLE_MODIFY_STMT.
25287 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25289 PR middle-end/30433
25290 * fold-const.c (fold_comparison): Add back the
25291 folding of constant complex comparisions.
25293 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25295 PR middle-end/30729
25296 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25297 effects unknown to this function, return early.
25299 2007-02-15 Ian Lance Taylor <iant@google.com>
25301 * lower-subreg.c (move_eh_region_note): New static function.
25302 (resolve_simple_move): Call it.
25303 (decompose_multiword_subregs): Track blocks for which we resolve a
25304 simple move which is also a control flow insn. Pass them to
25305 find_many_sub_basic_blocks.
25306 (pass_lower_subreg): Add TODO_verify_flow.
25307 (pass_lower_subreg2): Likewise.
25309 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25310 Brooks Moses <brooks.moses@codesourcery.com>
25311 Lee Millward <lee.millward@codesourcery.com>
25313 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25314 (VL_EXP_CLASS_P): New.
25315 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25317 (TREE_OPERAND_CHECK_CODE): Likewise.
25318 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25319 (TREE_RTL_OPERAND_CHECK): Likewise.
25320 (tree_operand_check_failed): Make second parameter the whole tree
25321 instead of its code. Fixed callers.
25322 (VL_EXP_CHECK): New.
25323 (TREE_OPERAND_LENGTH): New.
25324 (VL_EXP_OPERAND_LENGTH): New.
25325 (CALL_EXPR_FN): New.
25326 (CALL_EXPR_STATIC_CHAIN): New.
25327 (CALL_EXPR_ARGS): New.
25328 (CALL_EXPR_ARG): New.
25329 (call_expr_nargs): New.
25330 (CALL_EXPR_ARGP): New.
25331 (build_nt_call_list): Declare.
25332 (build_vl_exp_stat): Declare.
25333 (build_vl_exp): New.
25334 (build_call_list): Declare.
25335 (build_call_nary): Declare.
25336 (build_call_valist): Declare.
25337 (build_call_array): Declare.
25338 (call_expr_arg): Declare.
25339 (call_expr_argp): Declare.
25340 (call_expr_arglist): Declare.
25341 (fold_build_call_list): Declare.
25342 (fold_build_call_list_initializer): Declare.
25343 (fold_call_expr): Declare to replace fold_builtin.
25344 (fold_builtin_fputs): Update to agree with modified definition.
25345 (fold_builtin_strcpy): Likewise.
25346 (fold_builtin_strncpy): Likewise.
25347 (fold_builtin_memory_chk): Likewise.
25348 (fold_builtin_stxcpy_chk): Likewise.
25349 (fold_builtin_strncpy_chk): Likewise.
25350 (fold_builtin_next_arg): Likewise.
25351 (fold_build_call_expr): Declare.
25352 (fold_builtin_call_list): Declare.
25353 (fold_builtin_call_valist): Declare.
25354 (build_call_expr): Declare.
25355 (validate_arglist): Update to agree with modified definition.
25356 (tree_operand_length): New.
25357 (call_expr_arg_iterator): New.
25358 (init_call_expr_arg_iterator): New.
25359 (next_call_expr_arg): New.
25360 (first_call_expr_arg): New.
25361 (more_call_expr_args_p): New.
25362 (FOR_EACH_CALL_EXPR_ARG): New.
25364 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25365 and tcc_gimple_stmt.
25366 (tree_code_size): Update documentation. Use sizeof (tree) rather
25367 than sizeof (char *).
25368 (tree_size): Likewise. Add case for tcc_vl_exp.
25369 (tree_node_structure): Add case for tcc_vl_exp.
25370 (contains_placeholder_p): Likewise.
25371 (substitute_in_expr): Likewise.
25372 (substitute_placeholder_in_expr): Likewise.
25373 (stabilize_reference_1): Likewise.
25374 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25375 to diagnose breakage of this interface for constructing CALL_EXPRs.
25376 (build_nt): Add similar assertion here.
25377 (build_nt_call_list): New.
25378 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25379 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25381 (get_callee_fndecl): Use new CALL_EXPR accessors.
25382 (tree_operand_check_failed): Change parameters to pass entire node
25383 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25384 (process_call_operands): New.
25385 (build_vl_exp_stat): New.
25386 (build_call_list): New.
25387 (build_call_nary): New.
25388 (build_call_valist): New.
25389 (build_call_array): New.
25390 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25391 (call_expr_arglist): New.
25393 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25394 tcc_vl_exp instead of a fixed-size tcc_expression.
25396 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25397 accessors for CALL_EXPRs.
25398 (AGGR_INIT_EXPR): Likewise.
25400 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25401 Brooks Moses <brooks.moses@codesourcery.com>
25402 Lee Millward <lee.millward@codesourcery.com>
25404 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25405 (expand_builtin_nonlocal_goto): Change parameter to be entire
25406 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25407 (expand_builtin_prefetch): Likewise.
25408 (expand_builtin_classify_type): Likewise.
25409 (mathfn_built_in): Return NULL_TREE instead of 0.
25410 (expand_errno_check): Use new CALL_EXPR accessors.
25411 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25412 Return NULL_RTX instead of 0.
25413 (expand_builtin_mathfn_2): Likewise.
25414 (expand_builtin_mathfn_3): Likewise.
25415 (expand_builtin_interclass_mathfn): Likewise.
25416 (expand_builtin_sincos): Likewise.
25417 (expand_builtin_cexpi): Likewise.
25418 (expand_builtin_int_roundingfn): Likewise.
25419 (expand_builtin_int_roundingfn_2): Likewise.
25420 (expand_builtin_pow): Likewise.
25421 (expand_builtin_powi): Likewise.
25422 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25423 of arglist, fixing callers appropriately. Use new CALL_EXPR
25424 accessors and constructors. Return NULL_RTX instead of 0.
25425 (expand_builtin_strstr): Likewise.
25426 (expand_builtin_strchr): Likewise.
25427 (expand_builtin_strrchr): Likewise.
25428 (expand_builtin_strpbrk): Likewise.
25429 (expand_builtin_memcpy): Likewise.
25430 (expand_builtin_mempcpy): Likewise.
25431 (expand_builtin_mempcpy_args): New.
25432 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25433 (expand_builtin_memmove_args): New.
25434 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25435 (expand_movstr): Likewise.
25436 (expand_builtin_strcpy): Likewise.
25437 (expand_builtin_strcpy_args): New.
25438 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25439 (expand_builtin_strncpy): Likewise.
25440 (expand_builtin_memset): Likewise.
25441 (expand_builtin_memset_args): New.
25442 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25443 (expand_builtin_memcmp): Likewise.
25444 (expand_builtin_strcmp): Likewise.
25445 (expand_builtin_strncmp): Likewise.
25446 (expand_builtin_strcat): Likewise.
25447 (expand_builtin_strncat): Likewise.
25448 (expand_builtin_strspn): Likewise.
25449 (expand_builtin_strcspn): Likewise.
25450 (expand_builtin_args_info): Likewise.
25451 (expand_builtin_va_start): Likewise.
25452 (gimplify_va_arg_expr): Likewise.
25453 (expand_builtin_va_end): Likewise.
25454 (expand_builtin_va_copy): Likewise.
25455 (expand_builtin_frame_address): Likewise.
25456 (expand_builtin_alloca): Likewise.
25457 (expand_builtin_bswap): Likewise.
25458 (expand_builtin_unop): Likewise.
25459 (expand_builtin_fputs): Likewise.
25460 (expand_builtin_expect): Likewise.
25461 (expand_builtin_fabs): Likewise.
25462 (expand_builtin_copysign): Likewise.
25463 (expand_builtin_printf): Likewise.
25464 (expand_builtin_fprintf): Likewise.
25465 (expand_builtin_sprintf): Likewise.
25466 (expand_builtin_init_trampoline): Likewise.
25467 (expand_builtin_signbit): Likewise.
25468 (expand_builtin_fork_or_exec): Likewise.
25469 (expand_builtin_sync_operation): Likewise.
25470 (expand_builtin_compare_and_swap): Likewise.
25471 (expand_builtin_lock_test_and_set): Likewise.
25472 (expand_builtin_lock_release): Likewise.
25473 (expand_builtin): Likewise.
25474 (builtin_mathfn_code): Likewise.
25476 (fold_builtin_constant_p): Pass call arguments individually instead
25477 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25478 accessors and constructors. Return NULL_TREE instead of 0.
25479 (fold_builtin_expect): Likewise.
25480 (fold_builtin_classify_type): Likewise.
25481 (fold_builtin_strlen): Likewise.
25482 (fold_builtin_nan): Likewise.
25483 (integer_valued_real_p): Likewise.
25484 (fold_trunc_transparent_mathfn): Likewise.
25485 (fold_fixed_mathfn): Likewise.
25486 (fold_builtin_cabs): Likewise.
25487 (fold_builtin_sqrt): Likewise.
25488 (fold_builtin_cbrt): Likewise.
25489 (fold_builtin_cos): Likewise.
25490 (fold_builtin_cosh): Likewise.
25491 (fold_builtin_tan): Likewise.
25492 (fold_builtin_sincos): Likewise.
25493 (fold_builtin_cexp): Likewise.
25494 (fold_builtin_trunc): Likewise.
25495 (fold_builtin_floor): Likewise.
25496 (fold_builtin_ceil): Likewise.
25497 (fold_builtin_round): Likewise.
25498 (fold_builtin_int_roundingfn): Likewise.
25499 (fold_builtin_bitop): Likewise.
25500 (fold_builtin_bswap): Likewise.
25501 (fold_builtin_logarithm): Likewise.
25502 (fold_builtin_hypot): Likewise.
25503 (fold_builtin_pow): Likewise.
25504 (fold_builtin_powi): Likewise.
25505 (fold_builtin_exponent): Likewise.
25506 (fold_builtin_memset): Likewise.
25507 (fold_builtin_bzero): Likewise.
25508 (fold_builtin_memory_op): Likewise.
25509 (fold_builtin_bcopy): Deleted; call site changed to invoke
25510 fold_builtin_memory_op directly.
25511 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25512 (fold_builtin_strncpy): Likewise.
25513 (fold_builtin_memcmp): Likewise.
25514 (fold_builtin_strcmp): Likewise.
25515 (fold_builtin_strncmp): Likewise.
25516 (fold_builtin_signbit): Likewise.
25517 (fold_builtin_copysign): Likewise.
25518 (fold_builtin_isascii): Likewise.
25519 (fold_builtin_toascii): Likewise.
25520 (fold_builtin_isdigit): Likewise.
25521 (fold_builtin_fabs): Likewise.
25522 (fold_builtin_abs): Likewise.
25523 (fold_builtin_fmin_fmax): Likewise.
25524 (fold_builtin_carg): Likewise.
25525 (fold_builtin_classify): Likewise.
25526 (fold_builtin_unordered_cmp): Likewise.
25528 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25529 New functions split out from fold_builtin_1.
25530 (fold_builtin_n): New.
25531 (fold_builtin_varargs): New.
25532 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25534 (fold_call_expr): New.
25535 (build_function_call_expr): Rewrite to use new helper function.
25536 (fold_builtin_call_list): New.
25537 (build_call_expr): New.
25538 (fold_builtin_call_valist): New.
25539 (rewrite_call_expr): New.
25540 (validate_arg): New.
25541 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25542 of an arglist. Change return type to bool. Use new CALL_EXPR
25545 (fold_builtin_strstr): Pass call arguments individually instead
25546 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25547 accessors and constructors. Return NULL_TREE instead of 0.
25548 (fold_builtin_strchr): Likewise.
25549 (fold_builtin_strrchr): Likewise.
25550 (fold_builtin_strpbrk): Likewise.
25551 (fold_builtin_strcat): Likewise.
25552 (fold_builtin_strncat): Likewise.
25553 (fold_builtin_strspn): Likewise.
25554 (fold_builtin_strcspn): Likewise.
25555 (fold_builtin_fputs): Likewise.
25556 (fold_builtin_next_arg): Likewise.
25557 (fold_builtin_sprintf): Likewise.
25559 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25560 NULL_RTX instead of 0.
25561 (expand_builtin_memory_chk): Likewise.
25562 (maybe_emit_chk_warning): Likewise.
25563 (maybe_emit_sprintf_chk_warning): Likewise.
25565 (fold_builtin_object_size): Pass call arguments individually instead
25566 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25567 accessors and constructors. Return NULL_TREE instead of 0.
25568 (fold_builtin_memory_chk): Likewise.
25569 (fold_builtin_stxcpy_chk): Likewise.
25570 (fold_builtin_strncpy_chk): Likewise.
25571 (fold_builtin_strcat_chk): Likewise.
25572 (fold_builtin_strcat_chk): Likewise.
25573 (fold_builtin_strncat_chk): Likewise.
25574 (fold_builtin_sprintf_chk): Likewise.
25575 (fold_builtin_snprintf_chk): Likewise.
25576 (fold_builtin_printf): Likewise.
25577 (fold_builtin_vprintf): Likewise.
25579 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25581 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25582 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25583 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25584 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25585 (fold_unary): Likewise.
25586 (fold_binary): Likewise.
25587 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25588 ternary expressions.
25589 (fold): Add logic for tcc_vl_exp.
25590 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25591 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25592 (fold_build3_stat): Add assertion to flag broken interface for
25593 constructing CALL_EXPRs.
25594 (fold_build_call_list): New.
25595 (fold_build_call_list_initializer): New.
25596 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25598 (fold_strip_sign_ops): Likewise.
25600 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25601 Brooks Moses <brooks.moses@codesourcery.com>
25602 Lee Millward <lee.millward@codesourcery.com>
25604 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25605 accessors and dump arguments explicitly.
25607 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25609 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25611 (print_call_name): Use new CALL_EXPR accessors.
25613 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25614 CALL_EXPR arguments explicitly instead of as a list. Use
25615 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25617 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25618 (vrp_visit_stmt): Likewise.
25620 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25621 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25623 (force_move_till_expr): Likewise.
25625 * targhooks.c (default_external_stack_protect_fail): Use
25626 build_call_expr instead of build_function_call_expr.
25627 (default_hidden_stack_protect_fail): Likewise.
25629 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25632 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25633 and walk arguments explicitly.
25635 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25636 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25637 (expand_simple_operations): Likewise.
25638 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25640 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25641 of TREE_CODE_LENGTH.
25642 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25644 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25645 instead of TREE_CODE_LENGTH.
25647 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25648 (tree_ic_transform): Likewise.
25649 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25650 parameter instead of arglist. Fix callers.
25651 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25652 (tree_stringops_transform): Likewise.
25653 (tree_indirect_call_to_profile): Likewise.
25654 (tree_stringops_values_to_profile): Likewise.
25656 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25657 (eliminate_tail_call): Likewise.
25659 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25661 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25662 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25664 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25666 * omp-low.c (build_omp_barrier): Use build_call_expr.
25667 (lower_rec_input_clauses): Likewise.
25668 (lower_reduction_clauses): Likewise.
25669 (expand_parallel_call): Likewise.
25670 (maybe_catch_exception): Likewise.
25671 (expand_omp_for_generic): Likewise.
25672 (expand_omp_for_static_nochunk): Likewise.
25673 (expand_omp_sections): Likewise.
25674 (lower_omp_single_simple): Likewise.
25675 (lower_omp_single_copy): Likewise.
25676 (lower_omp_master): Likewise.
25677 (lower_omp_ordered): Likewise.
25678 (lower_omp_critical): Likewise.
25680 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25681 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25683 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25684 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25685 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25687 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25688 and generalize to handle any number of operands.
25689 (chrec_contains_undetermined): Likewise.
25690 (tree_contains_chrecs): Likewise.
25691 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25693 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25695 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25696 fold_call_expr instead of fold_builtin.
25697 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25698 match declarations there.
25699 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25702 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25703 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25705 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25706 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25708 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25711 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25712 (execute_cse_sincos): Use new CALL_EXPR accessors.
25714 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25716 * gimple-low.c (lower_function_body): Use build_call_expr.
25717 (lower_builtin_setjmp): Likewise.
25719 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25720 (set_storage_via_libcall): Likewise.
25721 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25722 instead of TREE_CODE_LENGTH.
25723 (expand_expr_real_1): Use new CALL_EXPR accessors.
25725 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25726 generalize to handle any number of operands.
25727 (TB_parent_eq): Likewise.
25729 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25730 (strip_builtin_expect): Likewise.
25732 * function.c (gimplify_parameters): Use build_call_expr.
25734 * tree-vectorizer.c (vect_is_simple_reduction): Use
25735 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25737 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25738 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25740 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25743 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25744 (gimplify_decl_expr): Likewise.
25745 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25746 Use new CALL_EXPR iterators.
25747 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25748 (gimplify_modify_expr_to_memset): Likewise.
25749 (gimplify_variable_sized_compare): Likewise.
25750 (gimplify_omp_atomic_fetch_op): Likewise.
25751 (gimplify_omp_atomic_pipeline): Likewise.
25752 (gimplify_omp_atomic_mutex): Likewise.
25753 (gimplify_function_tree): Likewise.
25755 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25756 (call_expr_flags): Likewise.
25757 (expand_call): Likewise.
25759 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25760 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25763 * coverage.c (create_coverage): Use build_call_expr.
25765 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25766 (temp_call_expr_obstack): New.
25767 (pool_copy_list): Delete.
25768 (temp_copy_call_expr): New.
25769 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25770 CALL_EXPR accessors. Get rid of special goo for copying argument
25771 lists and use temp_copy_call_expr instead.
25772 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25773 CALL_EXPR accessors.
25774 (create_expression_by_pieces): Likewise. Use build_call_array
25775 to construct the result instead of fold_build3.
25776 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25777 dealing with argument lists.
25778 (init_pre): Remove references to expression_node_pool and
25779 list_node_pool. Init temp_call_expr_obstack instead.
25780 (fini_pre): Remove references to expression_node_pool and
25783 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25784 and walk arguments explicitly instead of as a list.
25786 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25787 (mx_register_decls): Likewise.
25788 (mudflap_register_call): Likewise.
25789 (mudflap_finish_file): Likewise.
25791 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25792 (ipa_callsite_compute_param): Likewise.
25794 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25795 accessors and constructor.
25797 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25798 accessors and constructor.
25799 (convert_tramp_reference): Likewise.
25800 (convert_call_expr): Likewise.
25801 (finalize_nesting_tree_1): Likewise.
25803 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25806 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25808 * tree-inline.c (initialize_inlined_parameters): Pass entire
25809 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25811 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25812 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25814 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25815 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25816 (vectorizable_reduction): Likewise.
25817 (vectorizable_call): Use new CALL_EXPR iterators.
25818 (vectorizable_conversion): Use build_call_expr.
25819 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25820 (vect_gen_widened_results_half): Use build_call_expr.
25821 (vect_setup_realignment): Likewise.
25822 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25824 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25825 (pass_through_call): Likewise.
25826 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25829 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25830 (tree_gen_pow2_profiler): Likewise.
25831 (tree_gen_one_value_profiler): Likewise.
25832 (tree_gen_ic_func_profiler): Likewise.
25833 (tree_gen_average_profiler): Likewise.
25834 (tree_gen_ior_profiler): Likewise.
25836 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25837 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25838 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25840 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25841 of TREE_CODE_LENGTH.
25843 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25844 of TREE_CODE_LENGTH.
25846 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25848 (convert_to_integer): Likewise.
25850 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25853 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25854 Brooks Moses <brooks.moses@codesourcery.com>
25855 Lee Millward <lee.millward@codesourcery.com>
25857 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25859 * config/frv/frv.c (frv_expand_builtin): Likewise.
25860 * config/s390/s390.c (s390_expand_builtin): Likewise.
25862 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25863 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25865 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25866 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25867 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25868 (ix86_expand_store_builtin): Likewise.
25869 (ix86_expand_unop_builtin): Likewise.
25870 (ix86_expand_unop1_builtin): Likewise.
25871 (ix86_expand_sse_compare): Likewise.
25872 (ix86_expand_sse_comi): Likewise.
25873 (ix86_expand_vec_init_builtin): Likewise.
25874 (ix86_expand_vec_ext_builtin): Likewise.
25875 (ix86_expand_vec_set_builtin): Likewise.
25876 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25878 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25879 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25881 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25882 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25883 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25885 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25887 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25888 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25889 arglist. Use new CALL_EXPR accessors. Fix callers.
25890 (altivec_expand_abs_builtin): Likewise.
25891 (rs6000_expand_binop_builtin): Likewise.
25892 (altivec_expand_predicate_builtin): Likewise.
25893 (altivec_expand_lv_builtin): Likewise.
25894 (spe_expand_stv_builtin): Likewise.
25895 (altivec_expand_stv_builtin): Likewise.
25896 (rs6000_expand_ternop_builtin): Likewise.
25897 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25898 (altivec_expand_st_builtin): Likewise.
25899 (altivec_expand_dst_builtin): Likewise.
25900 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25901 arglist. Use new CALL_EXPR accessors. Fix callers.
25902 (altivec_expand_vec_set_builtin): Likewise.
25903 (altivec_expand_vec_ext_builtin): Likewise.
25904 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25905 (spe_expand_builtin): Likewise.
25906 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25907 arglist. Use new CALL_EXPR accessors. Fix callers.
25908 (spe_expand_evsel_builtin): Likewise.
25909 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25910 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25912 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25913 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25914 (arm_expand_unop_builtin): Likewise.
25915 (arm_expand_builtin): Use new CALL_EXPR accessors.
25917 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25920 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25921 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25923 (bfin_expand_unop_builtin): Likewise.
25924 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25926 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25927 Brooks Moses <brooks.moses@codesourcery.com>
25928 Lee Millward <lee.millward@codesourcery.com>
25930 * c-semantics.c (build_stmt): Add internal diagnostic check.
25932 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25933 accessors. Print arguments explicitly instead of as a list.
25935 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25937 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25938 (c_finish_omp_flish): Likewise.
25940 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25941 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25942 instead of TREE_CODE_LENGTH.
25943 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25944 (c_warn_unused_result): Likewise.
25946 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25949 * doc/invoke.texi (Warning Options): Remove
25950 -Werror-implicit-function-declaration.
25951 (Wimplicit-function-declaration): Update description.
25952 * opts.c (common_handle_option): Move handling of -Werror=* to...
25953 (enable_warning_as_error): ...here.
25954 * opts.h (enable_warning_as_error): Declare.
25955 * c-decl.c (implicit_decl_warning): Unless
25956 -Wno-implicit-function-declaration is given, emit a pedwarn if
25957 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25958 * c.opt (Wimplicit-function-declaration): Replace
25959 mesg_implicit_function_declaration with
25960 warn_implicit_function_declaration.
25961 * c-opts.c (c_common_handle_option):
25962 -Werror-implicit-function-declaration is exactly equal as
25963 -Werror=implicit-function-declaration.
25964 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25965 warn_implicit_function_declaration.
25966 (c_common_post_options): -Wimplict-function-declaration is enabled
25967 by default by -std=c99, otherwise is disabled by default.
25968 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25970 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25972 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25973 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25974 former is ignored but not the latter.
25976 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25978 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25979 is made and the reference doesn't use the alias set of its type,
25980 do not create the temporary using that type.
25982 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25984 * jump.c: Remove prototypes for delete_computation and
25985 delete_prior_computation.
25987 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25989 * jump.c (get_label_after): Delete.
25990 (get_label_before, delete_computation, delete_jump,
25991 delete_prior_computation, follow_jumps): Move...
25992 * reorg.c (delete_computation, delete_prior_computation): ... here...
25993 (get_label_before, delete_jump): ... making these static ...
25994 (follow_jumps): ... and simplifying this since it only runs after
25996 * rtl.h (get_label_after, get_label_before, delete_jump,
25997 follow_jumps): Delete prototypes.
25999 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
26001 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
26003 2007-02-15 Nick Clifton <nickc@redhat.com>
26005 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
26006 order to prevent it from being munged by the target.
26008 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
26010 * config/i386/i386.md: Remove misleading comment.
26012 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26014 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26015 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26018 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26020 * tree-sra.c (instantiate_missing_elements): Canonicalize
26022 (sra_build_assignment): New.
26023 (generate_copy_inout, generate_element_copy,
26024 generate_element_zero, generate_one_element_init): Use it.
26026 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26028 * tree-sra.c (instantiate_missing_elements): Canonicalize
26030 (sra_build_assignment): New.
26031 (generate_copy_inout, generate_element_copy,
26032 generate_element_zero, generate_one_element_init): Use it.
26034 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26036 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26039 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26041 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26042 types as aggregates not scalars.
26043 * function.c (assign_stack_temp_for_type): Likewise.
26045 2007-02-14 Roger Sayle <roger@eyesopen.com>
26046 Zdenek Dvorak <dvorakz@suse.cz>
26048 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26051 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26053 * passes.c (next_pass_1): Clear the next field of the copied
26056 2007-02-14 Richard Henderson <rth@redhat.com>
26058 * tree-sra.c (early_sra): New.
26059 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26060 (tree_sra_early, pass_sra_early): New.
26061 * tree-pass.h (pass_sra_early): Declare.
26062 * passes.c (init_optimization_passes): Use it.
26064 2007-02-14 Richard Guenther <rguenther@suse.de>
26066 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26068 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26070 PR tree-optimization/30771
26071 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26073 (vect_analyze_operations): Induction phis can now be marked as
26075 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26076 Update documentation accordingly.
26078 2007-02-14 Nick Clifton <nickc@redhat.com>
26080 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26081 most 3 arguments are supported.
26082 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26084 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26086 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26087 Ensure dst->current is valid.
26089 2007-02-13 Paul Brook <paul@codesourcery.com>
26091 * config.gcc: Add arm*-*-uclinux-*eabi.
26092 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26093 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26094 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26095 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26096 (LINK_SPEC): Define.
26097 (LIB_SPEC): Define.
26098 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26100 * config/arm/uclinux-eabi.h: New file.
26101 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26102 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26105 2007-02-13 Ian Lance Taylor <iant@google.com>
26107 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26108 * flags.h (warn_strict_overflow): Declare.
26109 (enum warn_strict_overflow_code): Define.
26110 (issue_strict_overflow_warning): New static inline function.
26111 * opts.c (warn_strict_overflow): New variable.
26112 (common_handle_option): Handle OPT_Wstrict_overflow and
26113 OPT_Wstrict_overflow_.
26114 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26116 * fold-const.c: Include intl.h.
26117 (fold_deferring_overflow_warnings): New static variable.
26118 (fold_deferred_overflow_warning): New static variable.
26119 (fold_deferred_overflow_code): New static variable.
26120 (fold_defer_overflow_warnings): New function.
26121 (fold_undefer_overflow_warnings): New function.
26122 (fold_undefer_and_ignore_overflow_warnings): New function.
26123 (fold_deferring_overflow_warnings_p): New function.
26124 (fold_overflow_warning): New static function.
26125 (make_range): Add strict_overflow_p parameter. Change all
26127 (extract_muldiv, extract_muldiv_1): Likewise.
26128 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26129 tree_expr_nonnegative_p.
26130 (fold_negate_expr): Call fold_overflow_warning.
26131 (fold_range_test): Likewise.
26132 (fold_comparison): Likewise.
26133 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26134 instead of tree_expr_nonnegative_p.
26135 (tree_expr_nonnegative_warnv_p): Rename from
26136 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26137 (tree_expr_nonnegative_p): New function.
26138 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26139 strict_overflow_p parameter.
26140 (tree_expr_nonzero_p): New function.
26141 * passes.c (verify_interpass_invariants): New static function.
26142 (execute_one_pass): Call it.
26143 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26145 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26146 (estimate_numbers_of_iterations): Likewise.
26147 (scev_probably_wraps_p): Likewise.
26148 * tree-ssa-ccp.c: Include "toplev.h".
26149 (evaluate_stmt): Defer fold overflow warnings until we know we are
26151 (struct fold_stmt_r_data): Add stmt field.
26152 (fold_stmt_r): Defer fold overflow warnings until we know we
26154 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26155 (fold_stmt_inplace): Likewise.
26156 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26157 (cleanup_control_expr_graph): Defer fold overflow warnings until
26158 we know we are going to optimize.
26159 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26160 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26162 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26163 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26164 * tree-ssa-loop-manip.c (create_iv): Likewise.
26165 * c-typeck.c (build_conditional_expr): Likewise.
26166 (build_binary_op): Likewise.
26167 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26168 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26169 (extract_range_from_unary_expr): Likewise.
26170 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26171 assuming that signed overflow does not occur.
26172 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26173 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26174 (fold_defer_overflow_warnings): Declare.
26175 (fold_undefer_overflow_warnings): Declare.
26176 (fold_undefer_and_ignore_overflow_warnings): Declare.
26177 (fold_deferring_overflow_warnings_p): Declare.
26178 (tree_expr_nonzero_warnv_p): Declare.
26179 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26180 of warning options.
26181 (Warning Options): Document -Wstrict-overflow.
26182 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26183 (tree-ssa-ccp.o): Likewise.
26184 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26185 (fold-const.o): Depend on intl.h.
26187 2007-02-13 Ian Lance Taylor <iant@google.com>
26189 PR middle-end/30751
26190 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26193 2007-02-13 Stuart Hastings <stuart@apple.com>
26195 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26197 2007-02-13 Richard Henderson <rth@redhat.com>
26199 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26200 handled_component_p before looking for the indirect_ref.
26202 2007-02-13 Richard Henderson <rth@redhat.com>
26204 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26205 remove flags clobber.
26206 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26207 (bswaphi_lowpart): New.
26208 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26209 remove TARGET_BSWAP test. Delete expander of the same name.
26211 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26212 (expand_unop): Use them.
26214 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26216 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26217 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26218 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26219 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26220 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26221 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26222 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26223 assembler dialect choice from asm templates.
26225 2007-02-12 Richard Henderson <rth@redhat.com>
26227 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26228 (fixuns_trunc<SSEMODEF>si2): Use it.
26229 * config/i386/sse.md (vec_setv4sf_0): Export.
26230 * config/i386/i386.c (ix86_build_const_vector): Export.
26231 (ix86_split_convert_uns_si_sse): Rename from
26232 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26233 * config/i386/i386-protos.h: Update.
26235 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26238 * c-typeck.c (c_finish_return): Improve warning message.
26240 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26242 * alias.c (find_symbolic_term): Delete unused function.
26244 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26246 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26247 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26248 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26250 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26252 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26253 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26254 the function, temporarily point the debug interface to the null one.
26256 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26258 * dwarf2out.c (round_up_to_align): New static function.
26259 (field_byte_offset): Use it to round the offset.
26261 2007-02-12 Richard Henderson <rth@redhat.com>
26263 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26264 (inswl_const): Export.
26266 2007-02-12 Richard Henderson <rth@redhat.com>
26268 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26269 result mode of the libcall, convert back to outmode.
26271 2007-02-12 Roger Sayle <roger@eyesopen.com>
26273 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26274 (bswapdi2): New define_expand to implement 32-bit implementation.
26276 2007-02-12 Nick Clifton <nickc@redhat.com>
26278 * doc/invoke.texi (Overall Options): Document --help=.
26279 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26280 (cc1_options): Pass --help= on to cc1.
26281 (display_help): Add description of --help=.
26282 (process_command): Add code to handle --help=. Allow translated
26283 --help and --target-help switches to be passed on to compiler
26285 (main): Remove unused if statement.
26286 * opts.c (columns): Remove.
26287 (LEFT_COLUMN): Define.
26288 (wrap_help): Add columns argument.
26289 (print_filtered_help): Change parameters to be an include bitmask,
26290 an exclude bitmask, an any bitmask and the column width. Move the
26291 code to display the params list here. Add code to display the
26292 status of options rather than their descriptions if the quiet flag
26294 (print_specific_help): Change parameters to be an include bitmask,
26295 an exclude bitmask and an any bitmask. Move code to look up the
26296 column width here. Decide upon the title for an options listing.
26297 (common_handle_options): Add code to handle --help=. Adapt code
26298 for --help and --target-help to use the revised form of the
26299 print_specific_help function.
26300 (print_help): Delete.
26301 (print_param_help): Delete.
26302 (print_switch): Delete.
26303 * opts.h (cl_lang_count): Add prototype.
26304 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26305 CL_MAX_OPTION_CLASS): New defines.
26306 * optc-gen.awk: Add construction of cl_lang_count.
26307 * c.opt: Add Warning attribute to warning options and Optimization
26308 attribute to optimization options.
26309 * common.opt: Likewise.
26311 Add -fhelp and -ftarget-help as aliases for the transformed --help
26312 and --target-help options.
26313 * opt-functions.awk: Add code to handle Warning and Optimization
26316 2007-02-12 Richard Henderson <rth@redhat.com>
26318 * config/alpha/constraints.md: New file.
26319 * config/alpha/alpha.c: Include tm-constrs.h.
26320 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26321 alpha_extra_constraint): Remove.
26322 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26323 * config/alpha/alpha-protos.h: Update.
26324 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26325 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26326 (EXTRA_CONSTRAINT): Remove.
26327 * config/alpha/alpha.md: Include constraints.md.
26328 (adddi splitter): Use satisfies_constraint_*.
26329 * config/alpha/predicates.md (add_operand): Likewise.
26330 (sext_add_operand, addition_operation): Likewise.
26332 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26334 PR tree-optimization/29145
26335 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26336 in our handling of restrict qualified pointers.
26338 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26341 * doc/invoke.texi (Wunused-value): Update description.
26342 (Wextra): Delete item.
26343 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26344 value of Wunused-value.
26345 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26346 (c_finish_stmt_expr): Don't check extra_warnings.
26347 (emit_side_effect_warnings): The caller is responsible to check
26350 2007-02-11 Roger Sayle <roger@eyesopen.com>
26351 Matt Thomas <matt@3am-software.com>
26353 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26355 2007-02-11 Roger Sayle <roger@eyesopen.com>
26357 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26358 comparisons of POPCOUNT against zero.
26359 (simplify_const_relational_operation): Likewise.
26361 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26363 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26365 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26367 * dwarf2out.c (root_type): Delete unused function.
26369 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26371 * genattrtab.c (contained_in_p): Delete unused function.
26372 (write_expr_attr_cache): Likewise.
26374 2007-02-11 Jan Hubicka <jh@suse.cz>
26376 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26379 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26381 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26382 to add the REG_EQ* note.
26383 * see.c (see_merge_one_use_extension): Likewise.
26384 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26385 turn REG_EQUAL notes into REG_EQUIV notes if the target
26386 register may have more than one set.
26387 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26388 * gcse.c (try_replace_reg): Likewise.
26389 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26390 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26391 more than one REG_EQUIV note.
26392 * reload1.c (gen_reload): Use set_unique_reg_note.
26394 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26396 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26397 (ix86_builtin_conversion): New function.
26399 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26402 * tree.h (DECL_REPLACEABLE_P): New macro.
26403 * except.c (set_nothrow_function_flags): Likewise.
26405 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26406 Ira Rosen <irar@il.ibm.com>
26407 Dorit Nuzman <dorit@il.ibm.com>
26409 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26410 * targhooks.c (default_builtin_vectorized_conversion): New.
26411 * targhooks.h (default_builtin_vectorized_function): New declaration.
26412 * target.h (struct vectorize): Add builtin_conversion field.
26413 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26414 stmt_vec_info_type value.
26415 (vectorizable_conversion): New declaration.
26416 * tree-vect-analyze.c (vect_analyze_operations): Add
26417 vectorizable_conversion call.
26418 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26419 * tree-vect-transform.c (vectorizable_conversion): New function.
26420 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26421 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26423 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26424 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26425 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26426 or ALTIVEC_BUILTIN_VCFSX.
26428 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26431 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26432 CONST_DOUBLE and operand 0 is a hard register.
26433 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26434 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26435 is a hard floating-point register.
26437 2007-02-10 Richard Henderson <rth@redhat.com>
26438 Jakub Jelinek <jakub@redhat.com>
26439 Alexandre Oliva <aoliva@redhat.com>
26441 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26442 * builtin-types.def (BT_WORD): Make unsigned.
26443 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26444 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26445 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26446 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26447 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26448 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26450 * expr.c (emutls_var_address): New.
26451 (expand_expr_real_1): Expand emulated tls.
26452 (expand_expr_addr_expr_1): Likewise.
26453 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26454 * output.h (emutls_finish): Declare.
26455 * toplev.c (compile_file): Call it.
26456 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26457 address before wrapping in CONST.
26458 * varasm.c (emutls_htab, emutls_object_type): New.
26459 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26460 (get_emutls_object_name, get_emutls_object_type): New.
26461 (get_emutls_init_templ_addr, emutls_decl): New.
26462 (emutls_common_1, emutls_finish): New.
26463 (assemble_variable): When emulating tls, swap decls; generate
26464 constructor for the emutls objects.
26465 (do_assemble_alias): When emulating tls, swap decl and target name.
26466 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26468 * varpool.c (decide_is_variable_needed): Look at force_output.
26469 Recurse for emulated tls.
26470 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26471 with decide_is_variable_needed.
26472 * emutls.c: New file.
26473 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26474 tls_object for real tls.
26476 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26478 PR rtl-optimization/29599
26479 * reload1.c (eliminate_regs_in_insn): Take the destination
26480 mode into account when computing the offset.
26482 2007-02-09 Stuart Hastings <stuart@apple.com>
26483 Richard Henderson <rth@redhat.com>
26485 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26486 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26487 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26488 fixuns_truncdfhi2): New.
26489 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26490 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26491 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26492 (floatunssidf2): Allow nonimmediate source.
26493 * config/i386/sse.md (movdi_to_sse): New.
26494 (vec_concatv2di): Drop '*'.
26495 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26496 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26497 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26499 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26500 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26501 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26502 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26503 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26504 ix86_build_const_vector.
26505 (x86_emit_floatuns): Rewrite.
26507 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26509 * genautomata.c (longest_path_length): Delete unused function.
26510 (struct state): Delete unused longest_path_length.
26511 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26512 (get_free_state): Delete unused.
26514 2007-02-09 Jan Hubicka <jh@suse.cz>
26516 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26517 * doc/invoke.texi (inline-unit-growth): Update default value.
26519 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26520 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26521 (rebuild_cgraph_edges): Likewise.
26522 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26523 (dump_cgraph_node): Dump frequencies.
26524 (cgraph_clone_edge): Add frequency scales.
26525 (cgraph_clone_node): Add freuqnecy.
26526 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26527 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26528 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26529 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26530 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26531 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26532 (save_inline_function_body): Likewise.
26533 * ipa-inline.c: inluce rtl.h
26534 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26535 (cgraph_edge_badness): Use frequencies.
26536 (cgraph_decide_recursive_inlining): Update clonning.
26537 (cgraph_decide_inlining_of_small_function): Dump frequency.
26538 * predict.c (estimate_bb_frequencies): Export.
26539 * predict.h (estimate_bb_frequencies): Declare.
26540 * tree-inline.c (copy_bb): Watch overflows.
26541 (expand_call_inline): Update call of cgraph_create_edge.
26542 (optimize_inline_calls): Use TODO flags to update frequnecies.
26543 * passes.h: Include predict.h
26544 (init_optimization_passes): Move profile ahead.
26545 (execute_function_todo): Handle TODO_rebuild_frequencies.
26547 2007-02-09 Roger Sayle <roger@eyesopen.com>
26549 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26550 the insbl or inswl pattern into a register.
26552 2007-02-09 Roger Sayle <roger@eyesopen.com>
26554 * config/ia64/ia64.md (bswapdi2): New define_insn.
26556 2007-02-09 Richard Henderson <rth@redhat.com>
26558 * config/i386/constraints.md (Ym): New constraint.
26559 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26560 (movdi_1_rex64): Split sse and xmm general register moves from
26561 memory move alternatives. Use conditional register constraints.
26562 (movsf_1, movdf_integer): Likewise.
26563 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26564 (movdf_integer_rex64): New.
26565 (pushsf_rex64): Fix output constraints.
26566 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26567 (sse2_stored): Likewise.
26568 (sse2_storeq_rex64): New.
26569 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26570 amd and not generic.
26571 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26572 for optimize_size. Remove SF/DFmode hack.
26574 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26576 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26579 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26580 Richard Sandiford <richard@codesourcery.com>
26582 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26583 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26584 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26585 m68k/t-mlib to tmake_file.
26586 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26587 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26588 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26589 Allow it to be cf or m68k. Set m68k_arch_family. If that
26590 variable is not empty, add t-$m68k_arch_family to tmake_file.
26591 Add t-mlibs to tmake_file.
26592 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26593 * config/m68k/t-cf: New file.
26594 * config/m68k/t-m68k: Likewise.
26595 * config/m68k/t-mlibs: Likewise.
26596 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26597 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26598 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26599 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26600 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26602 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26603 (INSTALL_LIBGCC): Delete.
26604 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26605 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26606 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26607 (M68K_MLIB_CPU): Define.
26608 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26609 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26610 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26612 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26613 Richard Guenther <rguenther@suse.de>
26615 PR middle-end/23361
26616 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26617 against INT_MIN/INT_MAX.
26618 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26619 file if a loop is removed.
26621 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26623 * calls.c (store_one_arg): Pass correct alignment to
26624 emit_push_insn for non-BLKmode values.
26625 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26626 unaligned stack slot via a suitably aligned slot.
26628 2007-02-08 DJ Delorie <dj@redhat.com>
26630 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26632 (legal_subregs): Use unsigned char, make const.
26633 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26635 2007-02-08 Paul Brook <paul@codesourcery.com>
26637 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26638 special interworking needed.
26640 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26642 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26643 conditional to __SSE2__.
26644 (Entries below should have been added to first ChangeLog
26645 entry for amdfam10 dated 2007-02-05)
26646 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26648 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26650 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26653 2007-02-08 DJ Delorie <dj@redhat.com>
26655 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26656 * config/m32c/m32c.c (legal_subregs): New.
26657 (m32c_illegal_subreg_p): New.
26658 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26659 unsupported subregs of hard regs.
26661 2007-02-08 Jan Hubicka <jh@suse.cz>
26663 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26664 the same one; always update histograms.
26666 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26668 * passes.c (init_optimization_passes): Tidy comment.
26670 2007-02-08 Roger Sayle <roger@eyesopen.com>
26672 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26673 strip zero_extend, bswap and rotates from POCOUNT's argument.
26674 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26675 zero_extend and rotates from PARITY's argument.
26676 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26677 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26678 of an integer constant at compile-time.
26680 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26683 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26685 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26688 * tree-ssa-live.c (remove_unused_locals): Do not remove
26689 TREE_ADDRESSABLE variables.
26690 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26691 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26692 FOR_CLOBBER. Update all users.
26693 If VAR has an associated alias set, add a virtual operand for
26694 it if no alias is found to conflict with the memory reference.
26696 2007-02-07 Jan Hubicka <jh@suse.cz>
26697 Robert Kidd <rkidd@crhc.uiuc.edu>
26699 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26701 2007-02-07 Ian Lance Taylor <iant@google.com>
26703 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26705 2007-02-07 Roger Sayle <roger@eyesopen.com>
26707 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26708 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26709 tablejumpdi, movsi_to_cr_one): Remove constraints from
26710 define_expand's match_operands.
26712 2007-02-07 Roger Sayle <roger@eyesopen.com>
26714 * global.c (compute_regsets): Move declatation of "i" inside of
26715 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26717 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26720 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26721 of INDIRECT_REF <RESULT_DECL>.
26723 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26725 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26726 Kaz Kojima <kkojima@gcc.gnu.org>
26729 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26731 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26733 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26735 * doc/loop.texi: Document possibility not to perform disambiguation
26736 of loops with multiple latches.
26737 * cfgloopmanip.c (alp_enum_p): Removed.
26738 (add_loop): Handle subloops. Use get_loop_body_with_size.
26739 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26740 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26741 the new forwarder block.
26742 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26743 Handle the case latch is NULL.
26744 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26745 modifications when marking loop exits.
26746 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26748 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26749 disambiguate_loops_with_multiple_latches.
26750 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26751 before fix_loop_structure.
26752 * cfgloop.c: Include pointer-set.h and output.h.
26753 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26754 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26755 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26756 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26757 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26758 disambiguate_multiple_latches, get_loop_body_with_size,
26759 disambiguate_loops_with_multiple_latches): New functions.
26760 (flow_loop_dump): Dump multiple latch edges.
26761 (flow_loop_nodes_find): Handle loops with multiple latches.
26762 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26763 (glb_enum_p): Modified.
26764 (get_loop_body): Use get_loop_body_with_size.
26765 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26766 (AVOID_CFG_MODIFICATIONS): New constant.
26767 (disambiguate_loops_with_multiple_latches, add_loop,
26768 get_loop_body_with_size): Declare.
26769 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26771 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26773 PR inline-asm/28686
26774 * global.c (compute_regsets): New function.
26775 (global_alloc): Refactored ELIMINABLE_REGSET
26776 and NO_GLOBAL_ALLOC_REGS computation out.
26777 (rest_of_handle_global_alloc): Call compute_regsets()
26778 for non-optimizing case.
26780 2007-02-06 Richard Henderson <rth@redhat.com>
26782 * config/i386/constraints.md (Y2): Rename from Y.
26783 (Yi): New constraint.
26784 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26785 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26786 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26787 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26788 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26789 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26790 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26791 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26792 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26793 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26794 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26795 vec_extractv2si_1): Change Y constraints to Y2.
26796 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26797 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26798 Change Y constraints to Y2.
26799 (sse2_loadld): Change Y constraints to x.
26801 2007-02-06 Roger Sayle <roger@eyesopen.com>
26803 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26804 (parity<mode>2): New define_expand using rs6000_emit_parity.
26805 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26806 rs6000_emit_parity): New functions.
26807 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26808 rs6000_emit_parity): Prototype here.
26810 2007-02-06 Ian Lance Taylor <iant@google.com>
26812 * lower-subreg.c (simple_move_operand): Reject CONST.
26813 (resolve_clobber): Call validate_change rather than directly
26814 assigning to XEXP (pat, 0).
26816 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26818 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26819 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26820 (tree-cfg.o): Remove hashtab.h dependency.
26822 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26823 (struct ivopts_data): Change niters to pointer_map_t.
26824 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26825 (niter_for_exit): Create pointer_map on demand. Change for
26827 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26828 (free_loop_data): Destroy data->niters if created and reset field.
26829 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26830 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26832 * tree-ssa-reassoc.c: Include pointer-set.h.
26833 (bb_rank): Change to long *.
26834 (operand_rank): Change to pointer_map_t.
26835 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26836 (insert_operand_rank): Accept long.
26837 (operand_entry_hash, operand_entry_eq): Remove.
26838 (get_rank): Return long. Adjust for changes above.
26839 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26841 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26843 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26844 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26845 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26847 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26848 directly since it cannot be NULL.
26849 (get_vi_for_tree): Rewrite for pointer_map API.
26850 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26851 (init_alias_vars): Create vi_for_tree as pointer_map.
26852 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26854 * tree-cfg.c: Don't include hashtab.h.
26855 (edge_to_cases): Declare as pointer_map.
26856 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26858 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26859 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26860 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26862 (record_switch_edge): Delete.
26863 (get_cases_for_edge): Adjust for pointer_map API, inline
26864 record_switch_edge (rewritten for new API), remove goto.
26866 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26868 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26869 * tree-nested.c: Include pointer-set.h.
26870 (var_map_elt, var_map_eq, var_map_hash): Delete.
26871 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26872 to pointer_map_t's.
26873 (nesting_info_bitmap_obstack): New.
26874 (lookup_field_for_decl): Adjust for pointer_map API.
26875 (lookup_tramp_for_decl): Adjust for pointer_map API.
26876 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26877 (get_local_debug_decl): Adjust for pointer_map API.
26878 (convert_nl_goto_reference): Adjust for pointer_map API.
26879 (convert_nl_goto_receiver): Adjust for pointer_map API.
26880 (create_nesting_tree): Create outside GGC space. Create bitmap on
26881 the new obstack. Create field_map and var_map as pointer_maps.
26882 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26884 (lower_nested_functions): Move root here, no need to NULL it.
26885 Initialize and release the obstack.
26887 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26889 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26890 Remove prototypes and make them non-static.
26891 (struct tree_int_map): Remove.
26892 * tree.h (struct tree_int_map): Move here, turning TO into an
26894 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26896 * tree.h (TREE_COMPLEXITY): Remove.
26897 (struct tree_exp): Remove complexity field.
26898 * tree.c (build1_stat): Don't set it.
26900 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26901 Victor Kaplansky <victork@il.ibm.com>
26903 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26904 (vect_is_simple_reduction): Support reduction with induction as
26905 one of the operands.
26906 (vect_is_simple_iv_evolution): Fix formatting.
26907 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26908 formatting. Don't mark induction phis for vectorization.
26909 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26910 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26911 (vect_get_vec_def_for_operand): Support induction.
26912 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26914 (vectorizable_reduction): Support reduction with induction as one of
26916 (vectorizable_type_demotion): Use def-type of stmt argument rather
26917 than dummy def-type.
26919 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26920 flag_tree_scev_cprop.
26921 * common.opt (tree-scev-cprop): New flag.
26923 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26924 call to vect_get_new_vect_var.
26926 2007-02-06 Ira Rosen <irar@il.ibm.com>
26928 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26929 vectype is not NULL.
26930 (vect_pattern_recog_1): Likewise.
26932 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26934 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26935 (fold_negate_expr): Likewise.
26937 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26940 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26941 even if cv-qualification is the same.
26943 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26945 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26946 __enable_execute_stack on completion.
26948 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26950 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26951 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26952 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26953 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26954 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26955 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26956 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26957 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26959 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26961 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26962 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26963 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26964 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26965 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26966 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26967 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26968 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26969 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26970 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26971 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26972 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26973 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26974 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26975 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26976 sqrtextenddfxf2_i387): Added amdfam10_decode.
26978 * config/i386/athlon.md (athlon_idirect_amdfam10,
26979 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26980 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26981 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26982 athlon_ivector_store_amdfam10): New define_insn_reservation.
26983 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26986 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26988 * config/i386/athlon.md (athlon_call_amdfam10,
26989 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26990 define_insn_reservation.
26991 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26992 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26993 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26995 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26997 * config/i386/athlon.md (athlon_sseld_amdfam10,
26998 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26999 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
27001 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27003 * config/i386/athlon.md (athlon_sseins_amdfam10): New
27004 define_insn_reservation.
27005 * config/i386/i386.md (sseins): Added sseins to define_attr type
27006 and define_attr unit.
27007 * config/i386/sse.md: Set type attribute to sseins for insertq
27010 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27012 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
27013 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27014 ssecomi_load_amdfam10, ssecomi_amdfam10,
27015 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27016 define_insn_reservation.
27017 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27019 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27021 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27022 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27023 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27024 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27025 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27026 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27027 define_insn_reservation.
27029 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27030 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27031 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27032 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27033 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27035 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27037 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27038 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27039 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27040 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27041 athlon_ssemul_load_k8): Added amdfam10.
27043 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27045 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27046 (x86_sse_unaligned_move_optimal): New variable.
27048 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27050 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27051 for unaligned vector SSE double/single precision loads for AMDFAM10.
27053 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27055 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27056 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27057 Define TARGET_CPU_DEFAULT_amdfam10.
27058 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27059 (processor_type): Add PROCESSOR_AMDFAM10.
27061 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27062 processor_type in config/i386/i386.h.
27063 Enable imul peepholes for TARGET_AMDFAM10.
27065 * config.gcc: Add support for --with-cpu option for amdfam10.
27067 * config/i386/i386.c (amdfam10_cost): New variable.
27068 (m_AMDFAM10): New macro.
27069 (m_ATHLON_K8_AMDFAM10): New macro.
27070 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27071 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27072 x86_promote_QImode, x86_integer_DFmode_moves,
27073 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27074 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27075 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27076 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27077 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27078 Enable/disable for amdfam10.
27079 (override_options): Add amdfam10_cost to processor_target_table.
27080 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27081 processor_alias_table.
27082 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27083 (ix86_adjust_cost): Add code for amdfam10.
27085 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27087 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27088 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27089 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27090 * config/i386/i386.h: Add builtin definition for SSE4A.
27091 * config/i386/i386.md: Add support for ABM instructions
27092 (popcnt and lzcnt).
27093 * config/i386/sse.md: Add support for SSE4A instructions
27094 (movntss, movntsd, extrq, insertq).
27095 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27096 Add -march=amdfam10 flag.
27097 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27098 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27100 * doc/extend.texi: Add documentation for SSE4A builtins.
27102 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27104 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27106 2007-02-05 Richard Guenther <rguenther@suse.de>
27108 * tree-vectorizer.h (vectorizable_function): Add argument type
27109 argument, change return type.
27110 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27111 * tree-vect-transform.c (vectorizable_function): Handle extra
27112 argument, return vectorized function decl.
27113 (build_vectorized_function_call): Remove.
27114 (vectorizable_call): Handle calls with result and argument types
27115 differing. Handle loop vectorization factor correctly.
27116 * targhooks.c (default_builtin_vectorized_function): Adjust for
27118 * targhooks.h (default_builtin_vectorized_function): Likewise.
27119 * target.h (builtin_vectorized_function): Add argument type
27121 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27122 extra argument, allow vectorizing of lrintf.
27123 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27124 documentation of target hook.
27126 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27129 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27130 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27131 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27133 2007-02-05 Roger Sayle <roger@eyesopen.com>
27135 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27136 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27137 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27138 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27139 before canonicalizing sincos to cexpi.
27140 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27142 2007-02-05 Roger Sayle <roger@eyesopen.com>
27144 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27145 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27146 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27148 2007-02-05 Roger Sayle <roger@eyesopen.com>
27150 * mips-tfile.c (initialize_init_file): Correct endianness test.
27152 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27154 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27155 the 'y' constraint.
27157 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27159 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27160 saves in a PARALLEL before the register assignments.
27162 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27164 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27165 DWARF_FRAME_RETURN_COLUMN to be a general register.
27166 * dwarf2out.c (init_return_column_size): New function, split from...
27167 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27168 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27169 to be nongeneral registers.
27170 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27172 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27173 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27175 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27177 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27179 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27181 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27182 (remove_path): Use can_remove_branch_p and remove_branch instead
27183 of loop_delete_branch_edge.
27184 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27185 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27186 Update profile using scale_dominated_blocks_in_loop.
27187 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27188 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27189 (can_remove_branch_p, remove_branch): Declare.
27190 * tree-cfg.c (tree_can_remove_branch_p): New function.
27191 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27192 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27193 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27195 2007-02-05 Jan Hubicka <jh@suse.cz>
27197 PR middle-end/30696
27198 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27199 nodes in cgraph, don't remove offline copy of the function.
27201 2007-02-04 Jan Hubicka <jh@suse.cz>
27203 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27204 vectors might cause maybe_lookup_element_for_expr to be called
27205 on non-sra-candidate.
27207 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27209 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27210 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27211 spelling conventions.
27213 2007-02-04 Richard Guenther <rguenther@suse.de>
27215 PR middle-end/30636
27216 * fold-const.c (try_move_mult_to_index): Make sure to not
27217 overflow one dimension of a multi-dimensional array access.
27219 2007-02-04 Jan Hubicka <jh@suse.cz>
27221 * passes.c (init_optimization_passes): Reindent.
27223 2007-02-04 Jan Hubicka <jh@suse.cz>
27224 Eric Botcazou <ebotcazou@adacore.com>
27226 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27227 (execute_fixup_cfg): Break out the abnormal goto code.
27228 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27229 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27230 (optimize_inline_calls): Call make_nonlocal_label_edges.
27232 2007-02-04 Jan Hubicka <jh@suse.cz>
27234 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27235 true when something was changed.
27236 (rename_ssa_copies): When something was changed, do
27237 TODO_remove_unused_locals.
27238 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27239 add TODO_remove_unused_locals when instruction was removed.
27241 2007-02-04 Jan Hubicka <jh@suse.cz>
27243 * ipa-inline.c (try_inline): Improve debug output; work on already
27245 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27246 call try_inline for already inlined edges too when flattening;
27247 inline also functions that make callee growth but overall unit size
27250 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27252 * config/m32c/bitops.md, config/m32c/jump.md,
27253 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27254 config/m32r/m32r.h, config/m32r/m32r.md,
27255 config/m32r/predicates.md, config/m68hc11/larith.asm,
27256 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27257 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27258 config/mips/mips-protos.h, config/mips/mips.c,
27259 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27260 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27261 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27262 spelling conventions.
27264 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27265 Follow spelling conventions.
27267 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27269 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27270 warn about C++0x compatibility.
27272 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27274 * config/h8300/h8300.c, config/h8300/h8300.h,
27275 config/h8300/h8300.md: Follow spelling conventions.
27277 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27279 PR middle-end/30667
27280 * combine.c (try_combine): Do not substitute source operand
27281 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27283 2007-02-03 Jan Hubicka <jh@suse.cz>
27285 PR gcov-profile/30650
27286 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27287 do not divide by zero for never executed counters.
27288 (tree_find_values_to_profile): Fix counters.
27289 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27291 2007-02-03 Ian Lance Taylor <iant@google.com>
27293 * lower-subreg.c (simple_move_operand): New static function,
27294 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27296 (simple_move): Call simple_move_operand.
27297 (find_decomposable_subregs): Add special handling of MEMs.
27298 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27299 meaning of return value. If we see a hard register, test whether
27300 it can store a word_mode value. Change all callers.
27302 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27304 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27305 ftrapv insns and expanders.
27306 (subdi3): Change define_expand operand 1 to arith11_operand, and
27307 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27308 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27309 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27312 PR middle-end/30174
27313 * varasm.c (notice_global_symbol): Treat global objects as weak when
27314 flag_shlib is true.
27316 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27318 * emit-rtl.c (dconstpi): Delete.
27319 (dconstsqrt2): New.
27320 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27321 * real.h (dconstpi): Delete.
27322 (dconstsqrt2): New.
27323 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27324 (fold_builtin_hypot): Likewise.
27326 2007-02-03 Tom Tromey <tromey@redhat.com>
27329 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27330 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27332 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27334 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27335 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27336 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27337 config/rs6000/cell.md, config/rs6000/darwin.h,
27338 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27339 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27340 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27341 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27342 typos. Follow spelling conventions.
27343 * doc/invoke.texi: Follow spelling conventions.
27345 2007-02-03 Roger Sayle <roger@eyesopen.com>
27347 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27348 canonicalization transformations that attempt to simplify integer
27349 constant comparisons to become comparisons against zero.
27351 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27353 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27355 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27356 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27358 2007-02-02 Mike Stump <mrs@apple.com>
27360 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27361 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27362 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27363 generate a branch island.
27365 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27367 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27368 (xtensa_legitimate_address_p): New.
27369 (xtensa_legitimize_address): New.
27370 (xtensa_output_addr_const_extra): New.
27371 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27373 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27374 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27375 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27376 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27377 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27378 (xtensa_legitimize_address): New.
27379 (xtensa_output_addr_const_extra): New.
27381 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27383 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27385 2007-02-02 Ian Lance Taylor <iant@google.com>
27387 * expmed.c (expand_divmod): Add comment.
27389 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27391 * emit-rtl.c (renumber_insns): Remove.
27392 * flags.h: Remove the extern for flag_renumber_insns.
27393 * rtl.h: Remove the prototype for renumber_insns.
27394 * toplev.c (flag_renumber_insns): Remove.
27396 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27398 Revert for x86 darwin:
27399 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27401 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27402 code before the following patch under TARGET_MACHO.
27403 (ix86_function_value_regno_p): Likewise.
27405 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27407 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27410 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27413 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27414 loads to general or fp registers. Add comments.
27415 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27417 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27419 * pointer-set.c (insert_aux): Only return insertion slot.
27420 (pointer_set_insert): Adjust.
27421 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27422 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27423 pointer_map_traverse): New.
27424 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27425 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27426 pointer_map_contains, pointer_map_traverse): Declare.
27428 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27430 PR middle-end/30473
27431 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27432 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27434 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27436 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27438 (struct _dep): New type.
27439 (dep_t): New typedef.
27440 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27441 (DEP_STATUS): New access macro. The macro with the same name was
27442 renamed to DEP_LINK_STATUS.
27443 (dep_init): Declare function
27445 (struct _dep_link): New type.
27446 (dep_link_t): New typedef.
27447 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27448 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27449 (DEP_LINK_STATUS): New macro.
27450 (debug_dep_links): New debug function.
27452 (struct _deps_list): New type.
27453 (deps_list_t): New typedef.
27454 (DEPS_LIST_FIRST): New access macro.
27455 (FOR_EACH_DEP_LINK): New cycle macro.
27456 (create_deps_list, free_deps_list, delete_deps_list): Declare
27458 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27459 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27460 (copy_deps_list_change_con): Ditto.
27462 (move_dep_link): Declare function.
27464 (struct _dep_node): New type.
27465 (dep_node_t): New typedef.
27466 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27468 (struct haifa_insn_data.back_deps): New field to hold backward
27469 dependencies of the insn.
27470 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27472 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27473 Change its type to deps_list_t.
27474 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27475 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27476 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27478 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27480 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27482 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27484 (dep_cost): Declare.
27486 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27487 (ds_to_dk, dk_to_ds): New functions.
27489 (init_dep_1): New static function.
27490 (init_dep): New function.
27491 (copy_dep): New static function.
27493 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27495 (detach_dep_link): New static function.
27496 (move_dep_link): New function.
27498 (dep_links_consistent_p, dump_dep_links): New static functions.
27499 (debug_dep_links): New debugging function.
27501 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27503 (alloc_deps_list, init_deps_list): New static functions.
27504 (create_deps_list): New function.
27505 (clear_deps_list): New static function.
27506 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27507 (deps_list_consistent_p, dump_deps_list): New static functions.
27508 (debug_deps_list): New function.
27509 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27511 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27513 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27514 use new scheduler dependencies lists.
27515 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27516 (sched_analyze): Ditto. Initialize dependencies lists.
27517 (add_forw_dep, compute_forward_dependences): Update to use new
27518 scheduler dependencies lists.
27520 (init_dependency_caches): Init deps_obstack.
27521 (free_dependency_caches): Free deps_obstack.
27523 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27524 new scheduler dependencies lists.
27525 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27526 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27528 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27529 Update to use new scheduler dependencies lists.
27530 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27531 (debug_dependencies): Ditto.
27532 (schedule_region): Update comments.
27534 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27535 scheduler dependencies lists.
27536 (schedule_ebb): Update comments.
27538 * rtl.def (DEPS_LIST): Remove.
27540 * lists.c (unused_deps_list): Remove.
27541 (free_list): Update assertions.
27543 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27544 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27546 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27547 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27549 * haifa-sched.c (comments): Update.
27550 (insn_cost1): Remove. Inline the code into insn_cost ().
27551 (insn_cost): Update to use new scheduler dependencies lists. Move
27552 processing of the dependency cost to dep_cost ().
27553 (dep_cost): New function. Use it instead of insn_cost () when
27554 evaluating cost of the dependency. Use compatible interface to
27555 interact with the target.
27556 (priority): Update to use new scheduler dependencies lists.
27557 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27558 with greater number of insns that depend on the insn.
27559 (schedule_insn): Update to use new scheduler dependencies lists. Add
27560 code to free backward dependencies lists. Inline and optimize code
27561 from resolve_dep () - see PR28071.
27562 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27563 lists. Update call to targetm.sched.is_costly_dependence hook.
27565 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27566 scheduler dependencies lists.
27568 (resolve_dep): Remove. Move the logic to schedule_insn ().
27569 (init_h_i_d): Initialize dependencies lists.
27571 (process_insn_depend_be_in_spec): Rename to
27572 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27573 dependencies lists.
27574 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27575 Update to use new scheduler dependencies lists.
27576 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27578 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27579 new scheduler dependencies lists.
27580 (build_intra_loop_deps): Ditto.
27582 * target.h (struct _dep): Declare to use in
27583 gcc_target.sched.is_costly_dependence.
27584 (struct gcc_target.sched.adjust_cost): Fix typo.
27585 (struct gcc_target.sched.is_costly_dependence): Change signature to
27586 use single dep_t parameter instead of an equivalent triad.
27587 (struct gcc_target.sched.adjust_cost_2): Remove.
27589 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27591 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27593 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27595 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27597 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27598 (REG_DEP_TRUE): Document.
27600 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27601 Change signature to correspond to the targetm.sched.adjust_cost hook.
27602 Update use in TARGET_SCHED_ADJUST_COST_2.
27603 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27604 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27605 new scheduler dependencies lists.
27606 (ia64_gen_check): Ditto.
27608 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27609 scheduler dependencies lists.
27611 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27612 signature to correspond to the targetm.sched.is_costly_dependence hook.
27613 (is_costly_group): Update to use new scheduler dependencies lists.
27615 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27616 instead of INSN_COST () macro.
27618 2007-02-01 Ian Lance Taylor <iant@google.com>
27620 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27622 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27624 * pa.md (tp_load): Correct mfctl instruction syntax.
27626 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27628 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27629 altivec_padding_size calculation on AIX. Improve comment, add
27630 assert to verify that it's right.
27632 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27635 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27637 PR inline-asm/28686
27638 * global.c (global_alloc): Add mising initialization of
27641 2007-02-01 Roger Sayle <roger@eyesopen.com>
27643 * alias.c (init_alias_analysis): Correct whitespace.
27644 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27645 partition_hot_cold_basic_blocks): Likewise.
27646 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27647 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27648 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27649 fold_builtin_snprintf_chk, fold_builtin_printf,
27650 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27651 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27652 * cfgcleanup.c (cleanup_cfg): Likewise.
27653 * cfgexpand.c (tree_expand_cfg): Likewise.
27654 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27655 * function.c (get_next_funcdef_no): Likewise.
27656 * gengtype.c (main): Likewise.
27657 * genmodes.c (main): Likewise.
27658 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27659 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27660 * ifcvt.c (noce_emit_move_insn): Likewise.
27661 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27663 * stor-layout.c (get_best_mode): Likewise.
27664 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27665 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27666 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27667 perform_var_substitution, solve_graph): Likewise.
27668 * tree-vrp.c (vrp_finalize): Likewise.
27670 2007-02-01 Ian Lance Taylor <iant@google.com>
27672 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27673 high part of a paradoxical subreg, return a constant zero.
27675 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27677 * toplev.c (lang_dependent_init): Call init_set_costs.
27678 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27680 2007-02-01 Richard Guenther <rguenther@suse.de>
27682 PR middle-end/30656
27683 * fold-const.c (fold_negate_expr): Allow negating a
27684 constant if overflow does not change.
27686 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27688 * doc/c-tree.texi (Expression trees): Improve markup.
27689 * doc/tm.texi (Register Classes, Addressing Modes)
27690 (Floating Point): Fix spacing after abbreviations. Fix some
27693 2007-02-01 Ben Elliston <bje@au.ibm.com>
27695 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27696 * doc/contrib.texi: Likewise.
27697 * doc/install.texi: Likewise.
27699 2007-01-31 Richard Henderson <rth@redhat.com>
27700 Ian Lance Taylor <iant@google.com>
27702 * lower-subreg.c: New file.
27703 * rtl.def (CONCATN): Define.
27704 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27705 pass_lower_subreg2.
27706 * emit-rtl.c (update_reg_offset): New static function, broken out
27707 of gen_rtx_REG_offset.
27708 (gen_rtx_REG_offset): Call update_reg_offset.
27709 (gen_reg_rtx_offset): New function.
27710 * regclass.c: Revert patch of 2006-03-05, restoring
27712 (clear_reg_info_regno): New function.
27713 * dwarf2out.c (concatn_loc_descriptor): New static function.
27714 (loc_descriptor): Handle CONCATN.
27715 * common.opt (fsplit_wide_types): New option.
27716 * opts.c (decode_options): Set flag_split_wide_types when
27718 * timevar.def (TV_LOWER_SUBREG): Define.
27719 * rtl.h (gen_reg_rtx_offset): Declare.
27720 (reg_scan_update): Declare.
27721 * regs.h (clear_reg_info_regno): Declare.
27722 * tree-pass.h (pass_lower_subreg): Declare.
27723 (pass_lower_subreg2): Declare.
27724 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27725 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27726 -fsplit-wide-types.
27727 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27728 * Makefile.in (OBJS-common): Add lower-subreg.o.
27729 (lower-subreg.o): New target.
27731 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27733 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27735 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27738 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27740 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27742 PR middle-end/29335
27743 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27745 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27747 * cfgloop.h: Include vec-prim.h.
27748 (enum li_flags): Remove LI_ONLY_OLD.
27749 (loop_iterator): Changed.
27750 (fel_next, fel_init): Iterate over loop tree.
27751 (FOR_EACH_LOOP_BREAK): New macro.
27752 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27754 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27755 * modulo-sched.c (sms_schedule): Ditto.
27756 * tree-vectorizer.c (vectorize_loops): Ditto.
27757 * doc/loop.texi: Update information on loop numbering and behavior of
27758 FOR_EACH_LOOP wrto new loops.
27759 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27760 add_to_evolution_1): Test nestedness of loops instead of comparing
27762 * tree-chrec.c (chrec_fold_plus_poly_poly,
27763 chrec_fold_multiply_poly_poly, chrec_evaluate,
27764 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27765 reset_evolution_in_loop): Ditto.
27766 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27768 2007-01-31 Dirk Mueller <dmueller@suse.de>
27770 * c-common.c (warn_about_parentheses): Separate warning about
27771 un-parenthized sequence of comparison operators from the one
27772 which is supposed to warn about x <= y <= z.
27774 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27776 * optabs.h (enum optab_index): Add new OTI_isinf.
27777 (isinf_optab): Define corresponding macro.
27778 * optabs.c (init_optabs): Initialize isinf_optab.
27779 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27781 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27782 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27784 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27785 expand_builtin_interclass_mathfn.
27786 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27787 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27788 (fxam<mode>2_i387): New insn pattern.
27789 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27790 built-in functions as x87 inline asm.
27792 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27794 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27796 2007-01-30 Eric Christopher <echristo@apple.com>
27798 * config.gcc: Add geode.
27800 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27802 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27803 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27804 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27805 value-prof.c: Fix comment typos.
27807 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27810 * doc/invoke.texi (Wpointer-arith): Document warning.
27812 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27814 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27815 the list of discrepancies from the draft TR.
27817 2007-01-30 Dirk Mueller <dmueller@suse.de>
27820 * doc/invoke.texi (-Wreturn-type): Update description to
27821 match new behavior.
27823 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27825 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27827 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27829 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27830 to handle optabs that operate on floating point input argument and
27831 output to integer output.
27832 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27833 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27834 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27835 expand_builtin_interclass_mathfn ().
27836 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27837 (ilogbsi2): Remove.
27838 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27839 ilogbl built-in functions as x87 intrinsics.
27841 2007-01-30 Richard Guenther <rguenther@suse.de>
27843 PR middle-end/27657
27844 * dwarf2out.c (reference_to_unused): Query varpool if the
27845 variable was output.
27847 2007-01-30 Richard Guenther <rguenther@suse.de>
27849 PR middle-end/30313
27850 * passes.c (execute_one_pass): Reset in_gimple_form to not
27851 confuse non-unit-at-a-time mode.
27853 2007-01-29 Roger Sayle <roger@eyesopen.com>
27854 Richard Guenther <rguenther@suse.de>
27856 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27857 avoid undefined behaviour on overflow. Use force_fit_type_double
27858 to construct the constant with the specified TREE_OVERFLOW.
27860 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27862 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27863 * config/dfp-bit.h: Ditto.
27865 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27867 * c-decl.c (pop_scope): Replace warnings with call to
27868 warn_for_unused_label.
27869 * c-common.h (warn_for_unused_label): Declare.
27870 * c-common.c (warn_for_unused_label): Define.
27872 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27874 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27877 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27879 * Makefile.in (USER_H): Remove decfloat.h.
27880 * ginclude/decfloat.h: Delete, moving contents to ...
27881 * ginclude/float.h: Add support for decimal floating point,
27882 guarded by __STDC_WANT_DEC_FP__.
27884 2007-01-29 Mike Stump <mrs@apple.com>
27886 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27887 Analysis and Representation to resolve case insensitive conflict.
27888 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27890 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27892 * tree.h (struct tree_memory_tag): Add aliases member.
27893 (MTAG_ALIASES): New macro.
27894 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27895 (add_may_alias): Remove pointer-set. Update for may_aliases being
27897 (mark_aliases_call_clobbered): Update for may_aliases being a
27899 (compute_tag_properties): Ditto.
27900 (create_partition_for): Ditto.
27901 (compute_memory_partitions): Ditto.
27902 (dump_may_aliases_for): Ditto.
27903 (is_aliased_with): Ditto.
27904 (add_may_alias_for_new_tag): Ditto.
27905 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27906 (compute_is_aliased): New function.
27907 (compute_may_aliases): Call compute_is_aliased).
27908 (init_alias_info): Initialize alias_bitmap_obstack.
27909 (union_alias_set_into): New function.
27910 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27911 (have_common_aliases_p): Rewrite to take two bitmaps and use
27913 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27914 Update for bitmaps.
27915 (finalize_ref_all_pointers): Update for add_may_alias changes.
27916 (new_type_alias): Ditto.
27917 * tree-flow-inline.h (may_aliases): Return a bitmap.
27918 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27919 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27920 may_aliases being a bitmap.
27921 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27922 may_aliases now returns a bitmap.
27923 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27925 * tree-ssa-operands.c (add_virtual_operand): Update for
27926 may_aliases being a bitmap.
27928 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27930 PR tree-optimization/30630
27931 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27932 variable as changed.
27934 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27937 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27938 expanded only once even if an error occurs.
27940 2007-01-29 Ben Elliston <bje@au.ibm.com>
27942 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27943 (__gcov_average_profiler): Likewise.
27944 (__gcov_ior_profiler): Likewise.
27945 (__gcov_merge_ior): Likewise.
27947 2007-01-28 Jan Hubicka <jh@suse.cz>
27949 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27950 * value-prof.c (stringop_block_profile): Likewise.
27952 2007-01-28 Jan Hubicka <jh@suse.cz>
27954 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27955 Add variant handling histograms; add wrapper.
27956 (clear_storage_via_libcall): Export.
27957 (emit_block_move_hints): Break out from ...; add histograms.
27958 (emit_block_move): ... this one.
27959 (clear_storage_hints): Break out from ...; add histograms.
27960 (clear_storage): ... this one.
27961 (set_storage_via_memset): Handle histogram.
27962 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27963 (clear_storage_hints, clear_storage_via_libcall): Declare.
27964 (set_storage_via_setmem): Update prototype.
27965 * doc/md.texi (movmem, setmem): Document new arguments.
27967 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27968 Add new histograms.
27969 (stringop_block_profile): New global function.
27970 (tree_stringops_values_to_profile): Profile block size and alignment.
27971 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27973 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27974 (stringop_block_profile): Declare.
27975 * builtins.c: Include value-prof.h.
27976 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27977 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27978 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27979 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27980 * profile.c (instrument_values): Add new counters.
27981 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27983 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27984 (tree_init_edge_profiler): Build new profilers.
27985 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27986 (pass_tree_profile): Add dump.
27987 (tree_profile_hooks): Update.
27988 * Makefile.in (LIBGCOV): Add new constants.
27989 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27990 __gcov_ior_profiler): New.
27991 * i386.md (movmem/setmem expanders): Add new optional arguments.
27993 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27995 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27997 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27999 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
28000 (tree_unswitch_single_loop): Pass eni_size_weights to
28001 tree_num_loop_insns.
28002 * tree-ssa-loop-manip.c: Include tree-inline.h.
28003 (can_unroll_loop_p): Pass eni_size_weights to
28004 tree_num_loop_insns.
28005 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
28006 Pass eni_size_weights to estimate_num_insns.
28007 * tree.h (init_inline_once): Export.
28008 * toplev.c (backend_init): Call init_inline_once.
28009 * cgraphunit.c (cgraph_process_new_functions,
28010 cgraph_analyze_function): Pass eni_inlining_weights to
28011 estimate_num_insns.
28012 * ipa-inline.c (compute_inline_parameters): Ditto.
28013 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28014 to estimate_num_insns.
28015 (try_unroll_loop_completely): Pass eni_size_weights to
28016 tree_num_loop_insns.
28017 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28018 ot estimate_num_insns.
28019 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28020 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28021 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28022 eni_time_weights): New variables.
28023 (init_inline_once): Initialize them.
28024 (struct eni_data): Mew.
28025 (estimate_num_insns_1, estimate_num_insns): Use weights.
28026 * tree-inline.h (struct eni_weights_d): New.
28027 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28028 (estimate_num_insns): Declaration changed.
28029 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28030 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28031 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28033 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28035 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28036 relations in the conflict function is valid.
28038 2007-01-27 Ian Lance Taylor <iant@google.com>
28040 * common.opt: Add fstrict-overflow.
28041 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28042 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28043 (TYPE_OVERFLOW_UNDEFINED): Define.
28044 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28046 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28047 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28048 (fold_negate_expr): Likewise.
28049 (make_range): Likewise.
28050 (extract_muldiv_1): Likewise.
28051 (maybe_canonicalize_comparison): Likewise.
28052 (fold_comparison): Likewise.
28053 (fold_binary): Likewise.
28054 (tree_expr_nonnegative_p): Likewise.
28055 (tree_expr_nonzero_p): Likewise.
28056 * tree-vrp.c (compare_values): Likewise.
28057 (extract_range_from_binary_expr): Likewise.
28058 (extract_range_from_unary_expr): Likewise.
28059 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28061 (nowrap_type_p): Likewise.
28062 * tree-scalar-evolution.c (simple_iv): Likewise.
28063 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28064 (build_range_check): Likewise.
28065 (extract_muldiv_1): Likewise.
28066 (fold_comparison): Likewise.
28067 * tree-vrp.c (vrp_int_const_binop): Likewise.
28068 (extract_range_from_unary_expr): Likewise.
28069 * convert.c (convert_to_integer): Likewise.
28070 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28071 (fold_comparison): Likewise.
28072 (fold_binary): Likewise.
28073 * optabs.c (optab_for_tree_code): Likewise.
28074 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28075 * simplify-rtx.c (simplify_const_relational_operation): Check
28076 flag_strict_overflow and flag_trapv.
28077 (simplify_const_relational_operation): Likewise.
28078 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28079 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28082 2007-01-27 Roger Sayle <roger@eyesopen.com>
28084 * tree.c (tree_fold_gcd): Delete.
28085 * tree.h (tree_fold_gcd): Remove prototype.
28086 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28087 test whether one constant integer is a multiple of another. Instead
28088 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28089 * fold-const.c (multiple_of_p): We've determined both TOP and
28090 BOTTOM are integer constants so we can call int_const_binop directly
28091 instead of the more generic const_binop.
28093 2007-01-27 Roger Sayle <roger@eyesopen.com>
28095 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28096 1*X check that the constant hasn't overflowed, to preserve the
28098 (round_up): Provide an efficient implementation when rouding-up an
28099 INTEGER_CST to a power-of-two.
28101 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28103 * doc/sourcebuild.texi: Add comma for clarity.
28104 * doc/extend.texi: Fix some typos.
28105 * doc/passes.texi: Likewise.
28106 * doc/cppinternals.texi: Likewise.
28107 * doc/c-tree.texi: Likewise.
28108 * doc/tree-ssa.texi: Likewise.
28109 * doc/install.texi: Likewise.
28111 2007-01-27 Jan Hubicka <jh@suse.cz>
28113 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28114 (pass_sra): Do not require alias information.
28115 * passes.c (init_optimization_passes): Add SRA
28117 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28119 * tracer.c (rest_of_handle_tracer): We already cleaned
28120 up the CFG in tracer() so don't do it here again.
28121 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28122 cleanup_cfg here, either. And don't call renumber_insns.
28124 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28125 and BB_HEAD are in the insn stream here. Instead make sure
28126 that BB_INSN is valid on all insns. Also, do check here that
28127 there are no pending branch predictions...
28128 (rtl_verify_flow_info): ...instead of doing it here. Checks
28129 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28132 2007-01-26 Roger Sayle <roger@eyesopen.com>
28134 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28135 function to simplify/factorize operand order canonicalization.
28136 (ix86_fixup_binary_operands): Reorganize using the above function.
28137 (ix86_binary_operator_ok): Likewise.
28139 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28141 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28142 file scope from optimize_attrs.
28143 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28145 (optimize_attrs): Clear insn_code_values after freeing it.
28147 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28149 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28150 a parts.base assignment.
28152 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28154 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28155 (compute_subscript_distance, initialize_data_dependence_relation,
28156 finalize_ddr_dependent, analyze_ziv_subscript,
28157 analyze_siv_subscript_cst_affine,
28158 compute_overlap_steps_for_affine_univar,
28159 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28160 analyze_siv_subscript, analyze_miv_subscript,
28161 analyze_overlapping_iterations, subscript_dependence_tester_1,
28162 compute_self_dependence, free_dependence_relation): Work
28163 with affine_fn instead of chrecs.
28164 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28165 common_affine_function, affine_function_base,
28166 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28167 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28168 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28169 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28170 (all_chrecs_equal_p): Removed.
28171 * tree-data-ref.h (affine_fn, conflict_function): New types.
28172 (struct subscript): Change type of conflicting_iterations_in_a
28173 and conflicting_iterations_in_b.
28175 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28178 * config/pa/pa.h (TARGET_HPUX_11): New.
28179 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28180 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28182 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28183 Richard Guenther <rguenther@suse.de>
28185 * tree-ssa-structalias.c (solve_graph): Handle case
28186 we merged the variable to another.
28188 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28190 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28193 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28194 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28196 2007-01-25 DJ Delorie <dj@redhat.com>
28198 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28199 allow changes to modes which don't fit in those registers.
28201 * reload1.c (choose_reload_regs): Check for invalid subregs before
28202 computing their locations, not after.
28204 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28207 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28208 save Altivec registers in an eh_return function.
28209 (compute_vrsave_mask): Likewise.
28210 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28211 for saving Altivec registers.
28212 (rs6000_emit_prologue): Don't allocate stack twice in
28213 eh_return function. Correct expected value of altivec_save_offset
28214 when using save_world. Describe save of R0 to stack when using
28215 save_world. Describe stack pointer adjustment when using
28216 save_world. Remove duplicated eh_return parameter register saving.
28217 Update sp_offset variable after save_world.
28218 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28220 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28221 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28224 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28226 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28228 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28231 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28232 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28234 2007-01-25 Richard Guenther <rguenther@suse.de>
28236 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28237 * common.opt (-Wcoverage-mismatch): New warning option.
28238 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28239 if -Wcoverage-mismatch is given.
28241 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28243 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28244 (ipcp_driver): Change to static definition.
28245 Add dumping of the ifunctions.
28246 (constant_val_insert): Remove unused parameter. Support for SSA.
28247 (ipcp_propagate_const): Support for SSA.
28248 (ipcp_profile_bb_print): Print only analyzed nodes.
28249 (ipcp_replace_map_create): Remove support for Fortran constant
28251 * ipa-prop.c (ipa_method_modify_stmt,
28252 ipa_callsite_compute_param): Support for SSA.
28253 * ipa-prop.h (ipcp_driver): Remove declaration.
28254 (IS_VALID_TREE_MAP_INDEX): Add define.
28256 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28258 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28260 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28262 PR middle-end/30447
28263 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28264 constant argument to cabs and do it without checking for
28265 -funsafe-math-optimizations.
28267 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28269 * c-common.h (RID_FIRST_CXX0X): New.
28270 (RID_LAST_CXX0X): New.
28271 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28273 * c.opt (Wc++0x-compat): New.
28274 * doc/invoke.texi (-Wc++0x-compat): Document.
28276 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28278 * builtins.c (fold_builtin_carg): New.
28279 (fold_builtin_1): Use it.
28281 2007-01-24 Jan Hubicka <jh@suse.cz>
28283 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28285 * ipa-inline.c (initial_insns, max_insns): Delete.
28286 (compute_max_insns): New function.
28287 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28288 amount of insns as base for code growth.
28289 (cgraph_decide_inlining): Make initial_insns local; do not compute
28291 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28292 * doc/invoke.texi (inline-unit-growth): Update docs.
28294 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28296 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28297 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28298 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28299 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28300 for CPUs that have PTA_CX16 set.
28302 PR middle-end/27416
28303 * gimplify.c (omp_check_private): New function.
28304 (gimplify_scan_omp_clauses): Use it for
28305 firstprivate/lastprivate/reduction.
28307 PR middle-end/30494
28308 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28309 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28311 PR middle-end/30421
28312 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28313 If lower_lastprivate_clauses emits some statements, append them
28314 to dlist rather than body_p and to body_p append an initializer.
28315 (lower_omp_for): Adjust caller.
28317 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28319 * target.h (globalize_decl_name): New.
28320 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28321 * output.h (default_globalize_decl_name): New.
28322 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28324 (globalize_decl): Ditto.
28325 (default_globalize_decl_name): New.
28326 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28327 (ia64_handle_version_id_attribute): New.
28328 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28329 (ia64_asm_output_external): Use globalize_decl_name instead
28330 of globalize_label.
28331 * doc/extend.texi (version_id): New pragma.
28332 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28334 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28336 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28337 _uleb128_t and _Unwind_SWord with _sleb128_t.
28338 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28339 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28341 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28342 * unwind-pe.h (read_uleb128, read_sleb128,
28343 read_encoded_value_with_base): Likewise.
28344 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28346 2007-01-24 Richard Guenther <rguenther@suse.de>
28348 * builtins.c (expand_builtin_cexpi): Get the fndecl
28349 for cexp in the correct way.
28351 2007-01-24 Jan Hubicka <jh@suse.cz>
28353 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28356 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28358 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28359 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28360 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28361 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28362 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28363 __SIZEOF_PTRDIFF_T__.
28364 * doc/cpp.texi: Documentation for the new builtin macros added.
28366 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28368 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28369 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28370 instead of operands[2] to avoid access past the end of array.
28372 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28374 * reload1.c (emit_reload_insns): Pass the reload register
28375 for a non-spill output reload through forget_old_reloads_1.
28377 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28379 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28380 _SOFT_DOUBLE if doubles use software floating-point.
28381 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28382 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28383 * config/rs6000/darwin-ldouble.c: Also compile functions for
28384 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28385 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28386 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28387 commented-out long double override.
28388 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28389 * config/rs6000/eabispe.h: Likewise.
28390 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28391 long double for non-SPE.
28392 (rs6000_handle_option): Likewise.
28393 (invalid_e500_subreg): Disallow more subregs involding DImode,
28394 DFmode, TImode or TFmode.
28395 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28397 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28399 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28400 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28402 (rs6000_legitimate_address): Also check for TFmode for E500
28404 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28405 (spe_build_register_parallel): Handle TFmode and TCmode.
28406 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28408 (function_arg): Handle TFmode and TCmode for E500 double.
28409 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28411 (print_operand): Handle TFmode and TImode for %y.
28412 (rs6000_generate_compare): Handle TFmode comparisons for E500
28414 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28415 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28416 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28417 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28418 TFmode for E500 double.
28419 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28420 (floatsidf2): Enable for E500 double.
28421 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28422 (extenddftf2): Change to extenddftf2_fprs.
28423 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28424 depending on TARGET_E500_DOUBLE.
28425 (extendsftf2): Enable for E500 double.
28426 (trunctfdf2): Enable for E500 double.
28427 (trunctfsf2): Change to trunctfsf2_fprs.
28428 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28429 depending on TARGET_E500_DOUBLE.
28430 (floatsitf2): Enable for E500 double.
28431 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28432 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28433 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28434 (negtf2): Change to negtf2_internal.
28435 (negtf2): New expander.
28436 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28437 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28438 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28439 (movdi_internal32): Use rs6000_nonimmediate_operand.
28440 (unnamed splitter): Likewise.
28441 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28442 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28443 (SPE64TF, DITI): New mode macros.
28444 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28447 (frob_<mode>_di_2): New.
28448 (frob_tf_di_8_2): New.
28449 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28451 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28453 (frob_ti_<mode>_8_2): New.
28454 (frob_ti_tf_2): New.
28455 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28456 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28458 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28459 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28460 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28461 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28462 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28463 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28466 2007-01-23 Ian Lance Taylor <iant@google.com>
28468 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28470 (OBJS-archive): Reformat, alphabetize.
28471 (OBJS): Change out_object_file to OBJS-md.
28473 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28475 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28476 JUMP_P and CALL_P predicates where applicable.
28477 * config/i386/i386.c: Ditto.
28478 * config/i386/i386.md: Ditto.
28479 * config/i386/mmx.md: Ditto.
28480 * config/i386/predicates.md: Ditto.
28482 2007-01-22 Andreas Schwab <schwab@suse.de>
28484 * config/m68k/m68k.h: Fix comment.
28486 2007-01-22 Jan Hubicka <jh@suse.cz>
28488 * passes.c (init_optimization_passes): Do not rerun
28489 pass_early_warn_uninitialized.
28491 2007-01-22 Richard Guenther <rguenther@suse.de>
28493 PR tree-optimization/30038
28494 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28496 (execute_cse_sincos_1): Likewise.
28497 (execute_cse_sincos): Likewise.
28498 (gate_cse_sincos): Likewise.
28499 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28500 the cexpi() canonicalization of sincos().
28501 * tree-pass.h (pass_cse_sincos): Declare.
28502 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28504 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28506 PR rtl-optimization/29329
28507 * combine.c (replaced_rhs_insn): Rename to i2mod.
28508 (replaced_rhs_value): Rename to i2mod_new_rhs.
28509 (i2mod_old_rhs): New global variable.
28510 (combine_instructions): Adjust for above change. Save a copy of
28511 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28512 note are substituted in the second instruction.
28513 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28514 ditch the note if it pertains to the second eliminated register
28515 and this register is mentioned in i2mod_old_rhs.
28518 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28520 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28521 the insn to which the note was originally attached.
28523 2007-01-21 Jan Hubicka <jh@suse.cz>
28525 * ipa-inline.c (inlining_mode): Comment, move up.
28526 (cgraph_decide_inlining_incrementally): Do not perform inlining
28527 itself; fix handling of flattening of self recursive functions.
28528 (cgraph_find_cycles): Remove.
28529 (cgraph_flatten_node): Remove.
28530 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28531 (try_inline): New function.
28532 (cgraph_early_inlining): Update call of
28533 cgraph_decide_inlining_incrementally. Apply inlining here.
28534 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28536 2007-01-21 Dirk Mueller <dmueller@suse.de>
28539 * tree-vrp.c (check_array_bounds): do not warn
28540 about ADDR_EXPR's of ARRAY_REF's which are immediately
28541 used in binary expressions.
28543 2007-01-21 Ira Rosen <irar@il.ibm.com>
28545 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28546 read_write_dep and macros for its access.
28547 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28548 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28549 argument, call vect_check_interleaving for every independent pair of
28550 data-refs. Mark loads that access the same memory location as a store
28552 (vect_check_dependences): Remove.
28553 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28554 call, fix the call to vect_analyze_data_ref_dependence.
28555 (vect_analyze_data_ref_access): For statements that access the same
28556 data-ref, check that they are not stores; for loads, check that there
28557 is no store that access the same location.
28559 2007-01-20 Roger Sayle <roger@eyesopen.com>
28560 Joseph Myers <joseph@codesourcery.com>
28562 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28563 (-fdump-rtl-stack): Likewise.
28564 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28565 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28566 (-mpt-fixed): Use @minus{} for minus sign.
28567 (Using Precompiled Headers): Fix under/overfull hbox.
28569 2007-01-20 Jan Hubicka <jh@suse.cz>
28571 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28572 place within annotation.
28574 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28576 * pa.c (output_move_double): Change array size of xoperands to 4.
28578 2007-01-20 Jan Hubicka <jh@suse.cz>
28580 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28583 2007-01-19 Ian Lance Taylor <iant@google.com>
28585 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28586 constant to unsigned HOST_WIDE_INT before negating.
28588 2007-01-19 Ian Lance Taylor <iant@google.com>
28590 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28592 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28593 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28594 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28595 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28596 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28597 (realloc_vdef, realloc_vuse): Change second parameter to
28599 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28600 fields to unsigned.
28601 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28602 unsigned. Change x and lim locals to unsigned.
28603 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28605 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28606 (copy_virtual_operands): Change i and n locals to unsigned.
28608 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28610 PR middle-end/29335
28611 * builtins.c (fold_builtin_1): Handle builtin fdim.
28613 2007-01-20 Jan Hubicka <jh@suse.cz>
28615 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28616 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28617 init_alias_heapvars.
28618 (init_alias_heapvars): Initialize only when not already initialized.
28619 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28621 2007-01-19 Roger Sayle <roger@eyesopen.com>
28623 * common.opt (fsigned-zeros): New command line option.
28624 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28625 of flag_unsafe_math_optimizations.
28626 * opts.c (set_fast_math_flags): The -ffast-math command line option
28627 implies -fno-signed-zeros.
28628 (fast_math_flags_set_p): Likewise.
28630 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28631 the documentation of -ffast-math appropriately. Wrap long lines.
28633 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28635 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28636 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28638 2007-01-19 Tomas Bily <tbily@suse.cz>
28640 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28642 (tree_init_ic_make_global_vars): New function
28643 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28644 (tree_gen_ic_profiler): New function
28645 (tree_gen_ic_func_profiler): New function
28646 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28647 (tree_profile_hooks): Added hook for indirec/virtual calls
28648 * value-prof.c (tree_find_values_to_profile): New case for
28650 (tree_values_to_profile): Call for determining indirect/virtual
28652 (tree_indirect_call_to_profile): New function
28653 (tree_ic_transform): New function
28654 (tree_ic): New function
28655 (find_func_by_pid): New function
28656 (init_pid_map): New function
28657 (tree_value_profile_transformations): Added check for
28658 indirect/virtual call transformation
28659 * value-prof.h (enum hist_type): New counter type for
28660 indirect/virtual calls
28661 (profile_hooks): Added new hook for profiling indirect/virtual
28663 * profile.c (instrument_values): New case for indirect/virtual
28665 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28666 (GCOV_COUNTER_V_INDIR): New counter type
28667 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28668 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28670 * cgraph.c: Definition of cgraph_max_pid
28671 (cgraph_create_node): Default init of pid attribute
28672 * cgraph.h: Declaration of cgraph_max_pid
28673 (struct cgraph_node): Added pid attribute
28674 * libgcov.c (__gcov_indirect_call_profiler): New function
28675 (__gcov_one_value_profiler_body): New function
28676 (__gcov_one_value_profiler): Body was moved to
28677 __gcov_one_value_profiler_body and calls it
28679 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28681 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28682 * gengtype.c (write_types_data, write_func_for_structure,
28683 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28684 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28685 (walk_type, write_func_for_structure): Generate the mark_hook if
28688 2007-01-19 Jan Hubicka <jh@suse.cz>
28690 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28691 'early' argument take inlining mode argument specifying whether to
28692 inline for size/speeed or all functions; add support for flattening;
28694 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28696 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28699 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28700 the name of the declared identifier.
28702 2007-01-19 Dirk Mueller <dmueller@suse.de>
28704 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28705 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28706 duplicate evaluation.
28708 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28710 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28711 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28712 to XFMode, use acosxf2 and truncate result to requested mode.
28713 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28714 (asin<mode>2): Similarly, with asin expanders.
28715 (*fscalexf4_i387): Rename from *fscalexf4.
28716 (expNcorexf3): New expander.
28717 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28718 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28719 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28720 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28721 patterns for SSE math.
28722 (exp10<mode>2): Similarly, with exp10 expanders.
28723 (exp2<mode>2): Similarly, with exp2 expanders.
28724 (expm1<mode>2): Similarly, with expm1 expanders.
28725 (ldexp<mode>3): Similarly, with ldexp expanders.
28726 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28727 Use gen_truncxf<mode>2_i387_noop to truncate result.
28729 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28731 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28732 for ColdFire targets.
28734 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28735 Richard Sandiford <richard@codesourcery.com>
28737 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28738 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28739 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28740 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28741 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28742 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28744 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28746 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28747 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28748 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28749 (*adddi_dilshr32_cf): New pattern.
28750 (adddi3, subdi3): Remove first alternatives.
28752 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28754 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28755 implemented using move.l, do not use its cc result for floating-point
28758 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28760 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28761 from accepting 's' constraints if flag_pic.
28763 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28765 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28766 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28767 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28768 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28770 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28772 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28773 ColdFire alternatives.
28774 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28775 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28776 architectures that support ff1 instruction.
28778 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28779 Julian Brown <julian@codesourcery.com>
28781 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28782 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28783 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28786 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28788 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28790 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28791 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28792 HOST_WIDE_INT instead of an rtx.
28793 (m68k_rtx_costs): Update call accordingly.
28794 (output_move_const_into_data_reg): Likewise. Fix formatting.
28795 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28797 (output_move_simode_const): Update calls after above changes.
28798 Rework to use automatic variables and predicates like MEM_P.
28799 * config/m68k/m68k.md (pushexthisi_const): Update call to
28802 2007-01-19 Dirk Mueller <dmueller@suse.de>
28804 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28805 in dump_flags test.
28807 2007-01-19 Richard Guenther <rguenther@suse.de>
28809 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28810 via cexp in case sincos is not available.
28812 2007-01-19 Richard Guenther <rguenther@suse.de>
28814 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28815 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28816 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28817 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28818 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28819 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28820 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28821 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28823 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28825 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28827 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28828 (atan2xf3): Directly generate RTL pattern.
28829 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28830 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28831 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28832 disable patterns for SSE math.
28833 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28834 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28835 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28836 disable patterns for SSE math.
28838 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28840 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28842 2007-01-18 Roger Sayle <roger@eyesopen.com>
28844 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28845 VIEW_CONVERT_EXPR to the same type as it's operand.
28847 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28849 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28850 configured for long double 128.
28852 2007-01-18 Mike Stump <mrs@apple.com>
28854 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28857 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28859 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28862 2007-01-18 Jan Hubicka <jh@suse.cz>
28864 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28865 greater than NUM_VOP_FREE_BUCKETS.
28867 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28869 * tree-ssa-structalias.c: Update comments.
28870 (ptabitmap_obstack): Removed.
28871 (pta_obstack): New.
28872 (oldpta_obstack): Ditto.
28873 (stats): Add a few members.
28874 (struct variable_info): Remove node, complex, address_taken, and
28875 indirect_target members. Add oldsolution member.
28876 (new_var_info): Do not initialize removed members.
28877 (constraint_expr_type): Remove INCLUDES.
28878 (constraint_graph): Add size, implicit_preds, rep,
28879 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28880 (FIRST_REF_NODE): New macro.
28881 (LAST_REF_NODE): Ditto.
28882 (FIRST_ADDR_NODE): Ditto.
28883 (find): New function.
28885 (dump_constraint): Do not handle INCLUDES.
28886 (insert_into_complex): Do not insert duplicate constraints.
28887 (condense_varmap_nodes): Renamed and rewritten into ...
28888 (merge_node_constraints): This. Also fix bug in handling of
28889 offseted copy constraints.
28890 (clear_edges_for_node): No longer need to deal with preds at all,
28891 or removing associated preds/succs.
28892 (merge_graph_nodes): Deal with indirect_cycles.
28893 Don't deal with predecessors.
28894 (add_implicit_graph_edge): New function.
28895 (add_pred_graph_edge): Ditto.
28896 (add_graph_edge): Don't deal with predecessors.
28897 (build_constraint_graph): Removed.
28898 (build_pred_graph): New function.
28899 (build_succ_graph): Ditto.
28900 (struct scc_info): Removed in_component. Added roots, dfs, and
28901 node_mapping. Remove visited_index, unification_queue.
28902 (scc_visit): Deal with union-find we do now.
28903 Deal with cycles with REF nodes.
28904 (collapse_nodes): Renamed and rewritten to ...
28905 (unify_nodes): This.
28906 (process_unification_queue): Removed.
28907 (topo_visit): Cleanup
28908 (do_da_constraint): Use find.
28909 (do_sd_constraint): Ditto.
28910 (do_ds_constraint): Ditto.
28911 (do_complex_constraint): Ditto.
28912 (init_scc_info): Update for removed and added members.
28913 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28914 (find_indirect_cycles): This.
28915 (equivalence_class): New variable.
28916 (label_visit): New function.
28917 (perform_variable_substitution): Rewritten.
28918 (free_var_substitution_info): New function.
28919 (find_equivalent_node): Ditto.
28920 (move_complex_constraints): Ditto.
28921 (eliminate_indirect_cycles): Ditto.
28922 (solve_graph): Only propagate changed bits.
28923 Use indirect cycle elimination.
28925 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28926 (tree_id_eq): Renamed to ...
28927 (tree_vi_eq): This. Update for member change
28928 (insert_id_for_tree): Renamed and rewritten to ...
28929 (insert_vi_for_tree): This.
28930 (lookup_id_for_tree): Renamed and rewritten to ...
28931 (lookup_vi_for_tree): This.
28932 (get_id_for_tree): Renamed and rewritten to ...
28933 (get_vi_for_tree): Ditto.
28934 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28935 (process_constraint): Don't handle INCLUDES.
28936 Remove special ADDRESSOF case.
28937 (find_func_aliases): Rewrite to use vi functions instead of id
28939 (create_function_info_for): Ditto.
28940 (create_variable_info_for): Ditto.
28941 (intra_create_variable_infos): Ditto.
28942 (merge_smts_into): Ditto.
28943 (find_what_p_points_to): Ditto.
28944 (init_base_vars): Ditto.
28945 (init_alias_vars): Ditto.
28946 (remove_preds_and_fake_succs): New function.
28947 (dump_sa_points_to_info): Dump new stats.
28948 (dump_solution_for_var): Use find.
28949 (set_used_smts): Fix formatting.
28950 (compute_points_to_sets): Updated for new functions.
28951 (ipa_pta_execute): Ditto.
28953 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28954 Richard Sandiford <richard@codesourcery.com>
28956 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28958 * calls.c (expand_call): If the return value is a PARALLEL,
28959 extract its first member.
28960 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28961 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28962 use FUNCTION_EXTRA_EPILOGUE.
28963 (m68k_function_value): Return a PARALLEL if the return value
28964 is of a pointer type.
28965 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28966 (FUNCTION_EXTRA_EPILOGUE): Remove.
28967 * config/m68k/m68k.md (D0_REG): New constant.
28969 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28971 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28972 output a NOP for empty epilogues.
28974 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28976 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28977 before function. Extend register save check to include all
28978 registers, not just integer ones.
28980 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28982 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28983 (m68k_use_return_insn): ...this.
28984 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28985 * config/m68k/m68k.c (use_return_insn): Rename to...
28986 (m68k_use_return_insn): ...this.
28987 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28988 of USE_RETURN_INSN.
28990 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28992 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28993 nearest even, fix denormal rounding overflow.
28995 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28997 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28998 f%$smove and f%$move.
28999 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
29000 (extendsfdf2_cf): Use fdmove instead of f%&move.
29001 (truncdfsf2_cf): Use fsmove instead of f%$smove.
29002 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
29004 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29006 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
29009 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29011 * real.h (real_format): Add a canonical_nan_lsbs_set field.
29012 (coldfire_single_format): Declare.
29013 (coldfire_double_format): Likewise.
29014 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29015 of qnan_msb_set to determine the lower bits of a canonical
29017 (encode_ieee_double): Likewise.
29018 (encode_ieee_quad): Likewise.
29019 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29020 (mips_single_format): Likewise.
29021 (ieee_double_format): Likewise.
29022 (mips_double_format): Likewise.
29023 (ieee_extended_motorola_format): Likewise.
29024 (ieee_extended_intel_96_format): Likewise.
29025 (ieee_extended_intel_128_format): Likewise.
29026 (ieee_extended_intel_96_round_53_format): Likewise.
29027 (ibm_extended_format): Likewise.
29028 (mips_extended_format): Likewise.
29029 (ieee_quad_format): Likewise.
29030 (mips_quad_format): Likewise.
29031 (vax_f_format): Likewise.
29032 (vax_d_format): Likewise.
29033 (vax_g_format): Likewise.
29034 (i370_single_format): Likewise.
29035 (i370_double_format): Likewise.
29036 (decimal_single_format): Likewise.
29037 (decimal_double_format): Likewise.
29038 (decimal_quad_format): Likewise.
29039 (c4x_single_format): Likewise.
29040 (c4x_extended_format): Likewise.
29041 (real_internal_format): Likewise.
29042 (coldfire_single_format): New real_format.
29043 (coldfire_double_format): Likewise.
29044 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29045 canonical_nan_lsbs_set.
29046 (pdp11_d_format): Likewise.
29047 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29048 if TARGET_COLDFIRE_CPU.
29050 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29052 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29053 (output_call, m68k_legitimize_call_address): Declare.
29054 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29055 parenthesees. Add support for a 'W' constraint.
29056 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29057 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29058 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29059 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29061 (override_options): Initialize them. Do not set flag_no_function_cse
29062 for TARGET_ID_SHARED_LIBRARY.
29063 (m68k_output_pic_call): Delete.
29064 (m68k_legitimize_call_address): New function.
29065 (print_operand): Remove the %o prefix. Handle the %p prefix.
29066 (output_call): New function.
29067 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29068 target address from the GOT if symbolic jumps are not allowed.
29069 * config/m68k/m68k.md (call, general_operand): Do not set
29070 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29071 Merge separate flag_pic and !flag_pic define_insns into...
29072 (*call, *call_value): ...these new patterns. Match the address
29073 rather than the containing MEM and require it to be a call_operand.
29074 Use output_call to generate the asm template.
29075 * config/m68k/predicates.md (const_call_operand): New predicate.
29076 (call_operand): Likewise.
29078 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29080 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29081 (STACK_GROWS_DOWNWARD): Define to 1.
29082 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29083 comments, emphasizing that these values are only defaults.
29084 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29085 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29087 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29089 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29091 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29092 Richard Sandiford <richard@codesourcery.com>
29094 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29095 (FP_REGNO_P): New macros.
29096 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29097 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29098 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29099 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29101 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29103 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29104 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29106 * config/m68k/t-floatlib: New file, extracting common code from...
29107 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29108 * config/m68k/t-uclinux: Here.
29109 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29110 routines on ColdFire targets.
29112 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29114 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29115 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29116 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29117 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29118 explicitly set MOTOROLA to 1.
29119 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29121 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29122 Nathan Sidwell <nathan@codesourcery.com>
29124 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29125 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29126 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29127 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29128 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29129 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29130 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29131 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29132 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29133 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29134 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29135 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29136 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29137 (DBX_REGISTER_NUMBER): Delete.
29138 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29139 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29140 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29142 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29144 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29145 * config/flat.h: New file.
29146 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29147 OBJECT_FORMAT_FLAT.
29148 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29149 indirect references for -msep-data or -mid-shared-library.
29150 Do not use PC-relative code addresses either.
29151 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29153 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29154 for shared libraries and crt1.o for executables. Use crti.o and
29156 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29157 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29158 Do not add -elf2flt or -shared-lib-id options here.
29159 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29160 Pass -shared-lib-id if -mid-shared-library, taking the library
29161 identifier from -mshared-library-id if given, otherwise
29163 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29164 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29165 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29166 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29167 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29168 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29170 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29171 jump sequence for ISA A and ISA A+.
29172 (PICJUMP): Likewise.
29174 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29176 * config.gcc (m68k-*-uclinux*): Base the port on the common
29177 and m68k GNU/Linux files rather than on the generic ELF ones.
29178 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29179 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29181 2007-01-18 Julian Brown <julian@codesourcery.com>
29182 Richard Sandiford <richard@codesourcery.com>
29184 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29185 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29186 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29188 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29189 80 unconditionally.
29190 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29192 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29194 * doc/install.texi: Document m68k-uclinuxoldabi.
29195 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29196 * config/m68k/uclinux-oldabi.h: New file, copied from
29197 config/m68k/uclinux.h.
29199 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29201 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29202 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29203 (m32r_compute_frame_size): Use unsigned for regno.
29204 (m32r_reload_lr): Use gen_frame_mem.
29206 (m32r_output_function_epilogue): Don't output the function epilogue
29208 (m32r_expand_epilogue): New.
29209 (direct_return): Return false if the function has the interrupt
29211 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29212 * config/m32r/m32r.md (epilogue): New expander.
29213 (return_lr, return_rte): New insns.
29214 (return): Make it expander.
29215 (return_normal): New expander.
29217 2007-01-18 Josh Conner <jconner@apple.com>
29220 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29221 support for UNLE, UNLT, UNGE, and UNGT.
29223 2007-01-18 Jan Hubicka <jh@suse.cz>
29225 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29226 * tree-tailcall (add_virtual_phis): Likewise.
29227 (optimize_tail_call): Return TODOs.
29228 (execute_tail_calls): Return TODOs.
29229 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29230 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29232 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29233 Cleanup cfg using TODO.
29234 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29235 * passes.c (execute_function_todo): When cleanup did something, remove
29237 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29238 (make_edges): Don't cleanup_cfg.
29240 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29242 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29243 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29244 operate on the top of stack.
29245 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29246 register handling of instructions that output to the second
29248 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29249 (move_for_stack_reg): Special-case check for dead destination
29250 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29252 * config/i386/i386.md (UNSPEC_TAN): New constant.
29253 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29254 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29255 to correctly model move of constant 1.0 to top stack slot.
29256 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29257 (unnamed peephole2 pattern): Remove corresponding peephole2
29258 pattern that optimizes tan insn and loading of constant 1.0.
29259 (tanxf2): Use fptanxf4_i387.
29260 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29261 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29262 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29263 disable patterns for SSE math.
29264 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29265 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29267 2007-01-18 Dirk Mueller <dmueller@suse.de>
29268 Richard Guenther <rguenther@suse.de>
29271 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29272 * common.opt (Warray-bounds): Add new warning option.
29273 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29275 * Makefile.in: make tree-vrp.o depend on toplev.h
29276 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29278 (check_array_refs, check_array_bounds, check_array_ref): New.
29280 2007-01-18 Jan Hubicka <jh@suse.cz>
29282 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29283 (execute_ssa_ccp): Return flags conditionally.
29284 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29286 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29288 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29290 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29291 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29293 * Makefile.c (GTFILES): Add cfglayout.h.
29294 * gengtype.c (open_base_files): Likewise.
29295 * cfglayout.c (cfg_layout_function_footer,
29296 cfg_layout_function_header) Reindent to make gengtype happy.
29297 * cfglayout.h (cfg_layout_function_footer,
29298 cfg_layout_function_header): Add GTY(()) marker.
29300 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29302 2007-01-18 Ben Elliston <bje@au.ibm.com>
29304 * genautomata.c (write_automata): Include xstrerror output in the
29305 error message if writing the DFA description file fails.
29307 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29309 * config/mips/mips-protos.h (mips_output_external): Make it
29311 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29312 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29313 (extern_list): Likewise.
29314 (extern_head): Likewise.
29315 (TARGET_ASM_FILE_END): Likewise.
29316 (mips_file_end): Likewise.
29317 (mips_output_external): Rewritten.
29319 2007-01-18 Ben Elliston <bje@au.ibm.com>
29321 * genpreds.c (write_insn_preds_c): Only write out the function
29322 body for regclass_for_constraint if we have register constraints.
29324 2007-01-17 Tom Tromey <tromey@redhat.com>
29326 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29327 * doc/install.texi (Testing): Use sourceware.org.
29328 (Binaries): Likewise.
29329 (Specific): Likewise.
29330 * doc/contrib.texi (Contributors): Use sourceware.org.
29332 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29334 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29335 (AVR_ENHANCED): Rename to ...
29336 (AVR_HAVE_MUL): ... new.
29337 (avr_enhanced_p): Rename to ...
29338 (avr_have_mul_p): ... new.
29339 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29340 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29341 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29342 (avr_have_mul_p): ... new.
29343 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29344 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29345 'avr_enhanced_p' and 'enhanced'.
29346 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29347 AVR_HAVE_MUL instead of AVR_ENHANCED.
29348 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29349 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29350 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29351 instead of AVR_ENHANCED.
29352 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29353 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29354 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29356 2007-01-17 Ian Lance Taylor <iant@google.com>
29358 * vec.h (VEC_reserve_exact): Define.
29359 (vec_gc_p_reserve_exact): Declare.
29360 (vec_gc_o_reserve_exact): Declare.
29361 (vec_heap_p_reserve_exact): Declare.
29362 (vec_heap_o_reserve_exact): Declare.
29363 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29365 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29366 negative parameter.
29367 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29368 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29369 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29370 * vec.c (calculate_allocation): Add exact parameter. Change all
29372 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29373 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29374 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29375 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29376 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29377 (vec_heap_p_reserve_exact): New function.
29378 (vec_heap_o_reserve_exact): New function.
29380 2007-01-17 Jan Hubicka <jh@suse.cz>
29382 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29384 2007-01-17 Eric Christopher <echristo@apple.com>
29386 * config.gcc: Support core2 processor.
29388 2007-01-16 Jan Hubicka <jh@suse.cz>
29390 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29391 the names, just unlink the chain so we don't crash on dangling
29395 2007-01-16 Jan Hubicka <jh@suse.cz>
29397 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29398 * tree-pass.h: Reorder to make IPA passes appear toegher.
29399 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29401 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29402 parameters, do not call early inliner.
29403 * ipa-inline.c: Update comments. Include tree-flow.h
29404 (cgraph_decide_inlining): Do not compute inlining parameters.
29405 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29406 be called with function context set up.
29407 (pass_ipa_inline): Remove unreachable functions before pass.
29408 (cgraph_early_inlining): Simplify assuming to be called from the
29410 (pass_early_inline): New pass.
29411 (cgraph_gate_ipa_early_inlining): New gate.
29412 (pass_ipa_early_inline): Turn into simple wrapper.
29413 (compute_inline_parameters): New function.
29414 (gate_inline_passes): New gate.
29415 (pass_inline_parameters): New pass.
29416 (apply_inline): Move here from tree-optimize.c
29417 (pass_apply_inline): New pass.
29418 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29420 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29421 doing them by hand.
29422 (tree_function_versioning): Do not allocate dummy struct function.
29423 * tree-inline.h (optimize_inline_calls): Update prototype.
29424 * tree-optimize.c (execute_fixup_cfg): Export.
29425 (pass_fixup_cfg): Remove
29426 (tree_rest_of_compilation): Do not apply inlines.
29427 * tree-flow.h (execute_fixup_cfg): Declare.
29428 * Makefile.in (gt-passes.c): New.
29429 * passes.c: Include gt-passes.h
29430 (init_optimization_passes): New passes.
29431 (nnodes, order): New static vars.
29432 (do_per_function_toporder): New function.
29433 (execute_one_pass): Dump current pass here.
29434 (execute_ipa_pass_list): Don't dump current pass here.
29436 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29438 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29439 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29441 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29443 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29444 (strong_alias): Define.
29445 (__gcc_qmul): Provide non-FMA for soft-float.
29446 (__gcc_qdiv): Same.
29451 (__gcc_qunord): New.
29461 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29462 soft-float functions.
29463 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29464 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29465 about long double soft float.
29467 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29468 Tehila Meyzels <tehila@il.ibm.com>
29470 * tree-vectorizer.h (is_pattern_stmt_p): New.
29471 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29472 formatting (tabs instead of spaces). Cleanup and clarify setting
29473 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29474 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29475 (vectorizable_type_demotion): Check that types are integral.
29476 (vectorizable_type_promotion): Likewise.
29477 (vectorizable_store): Fix typo. Eliminate new-line at end of
29480 2007-01-16 Jan Hubicka <jh@suse.cz>
29482 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29485 2007-01-15 Eric Christopher <echristo@apple.com>
29487 * ifcvt.c: Include vec.h, vecprim.h.
29488 (check_cond_move_block): New argument regs.
29489 Reorganize. Add registers used to regs.
29490 (cond_move_process_if_block): Use regs set above as
29493 2007-01-15 Eric Christopher <echristo@apple.com>
29495 * config/darwin.h: Update copyright.
29496 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29497 (LINK_COMMAND_SPEC): Add -u.
29498 (LINK_SPEC): Fix umbrella for above.
29500 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29502 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29505 2007-01-15 Tom Tromey <tromey@redhat.com>
29507 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29508 * doc/install.texi (Testing): Don't mention jacks.
29509 (Configuration): Document --enable-java-maintainer-mode. Move
29510 --with-java-home to libgcj-specific section. Document
29512 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29514 2007-01-15 Jan Hubicka <jh@suse.cz>
29516 * tree-ssa-dce.c (DCE_TODOs): New.
29517 (propagate_necessity): Return if something changed.
29518 (eliminate_unnecessary_stmts): Likewise.
29519 (perform_tree_ssa_dce): Return TODO flags when needed.
29520 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29522 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29524 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29525 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29526 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29527 patterns using X87MODEF12 mode macro. Extend operand 1
29528 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29529 (log10<mode>2): Ditto.
29530 (log2<mode>2): Ditto.
29531 (log1p<mode>2): Ditto.
29532 (logb<mode>2): Ditto.
29533 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29534 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29535 (*fxtractxf3_i387): Rename from *fxtractxf3.
29536 (fxtract_extend<mode>xf3_i387): New insn pattern.
29537 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29538 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29539 and gen_fyl2xxf3_i387().
29541 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29543 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29544 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29545 get_loop_exit_edges. Changed return type to bool.
29546 * cfgloop.h (fix_loop_placement): Declaration removed.
29548 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29550 * param.h (MIN_VECT_LOOP_BOUND): New.
29551 * params.def (MIN_VECT_LOOP_BOUND): New.
29552 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29553 argument - minimum threshold for number of iterations.
29554 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29555 argument to declaration.
29556 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29557 MIN_VECT_LOOP_BOUND.
29558 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29559 slpeel_tree_peel_loop_to_edge with additional argument.
29560 (vect_do_peeling_for_alignment): Likewise.
29561 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29563 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29566 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29567 operands of size 1.
29569 2007-01-14 Jan Hubicka <jh@suse.cz>
29571 * tree-dfa.c (remove_referenced_var): New function.
29572 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29573 prune referenced vars list too.
29574 * tree-flow.h (remove_referenced_var): Declare.
29576 2007-01-14 Jan Hubicka <jh@suse.cz>
29578 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29580 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29581 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29582 * except.h (verify_eh_throw_table_statements): Kill prototype.
29583 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29584 into call exrepssions.
29585 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29587 * tree-cfg.c: Include pointer-set.h.
29588 (verify_node_sharing): Work on pointer set.
29589 (verify_eh_throw_stmt_node): New.
29590 (verify_stmts): Use pointers sets, verify throw_stmt.
29592 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29594 * ipa-reference.c (analyze_function): Consider also addresses taken
29597 2007-01-12 Roger Sayle <roger@eyesopen.com>
29599 * c-typeck.c (null_pointer_constant_p): Replace use of
29600 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29601 (build_c_cast): Likewise.
29603 2007-01-12 Roger Sayle <roger@eyesopen.com>
29605 * tree.h (force_fit_type_double): Remove unused final argument.
29606 * c-common.c (constant_expression_warning): Replace use of
29607 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29608 (convert_and_check): Likewise.
29609 (shorten_compare): Update call to force_fit_type_double.
29610 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29611 * convert.c (convert_to_pointer): Update call to
29612 force_fit_type_double.
29613 * fold-const.c (force_fit_type_double): Remove overflowed_const
29615 (int_const_binop, fold_convert_const_int_from_int,
29616 fold_convert_const_int_from_real, fold_div_compare,
29617 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29618 fold_abs_const, fold_not_const): Remove the final argument from
29619 calls to force_fit_type_double.
29621 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29623 * configure.ac: Set insn to "nop" for spu-*-* also.
29624 * configure: Regenerate.
29626 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29628 * builtins.def : Add BUILT_IN_FREE.
29630 2007-01-12 Jan Hubicka <jh@suse.cz>
29632 PR tree-optimization/30443
29633 * tree-inline.c (tree_function_versioning): Do not optimize when
29634 cloning for inlining.
29636 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29638 * doc/loop.texi: Document recording of loop exits.
29639 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29640 (update_single_exits_after_duplication,
29641 update_single_exit_for_duplicated_loop,
29642 update_single_exit_for_duplicated_loops): Removed.
29643 (duplicate_loop_to_header_edge): Do not call
29644 update_single_exits_after_duplication and
29645 update_single_exit_for_duplicated_loops.
29646 (loop_version): Do not update single_exit information.
29647 (fix_loop_structure): Use record_loop_exits instead of
29648 mark_single_exit_loops.
29649 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29650 the lists of loop exits.
29651 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29652 split_edge, merge_blocks): Update the lists of loop exits.
29653 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29654 loop_optimizer_init.
29655 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29656 of mark_single_exit_loops.
29657 (loop_optimizer_finalize): Call release_recorded_exits.
29658 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29659 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29660 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29661 update single exit information.
29662 * lambda-code.c (perfect_nestify): Ditto.
29663 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29664 (mark_single_exit_loops): Removed.
29665 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29666 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29667 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29669 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29670 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29671 (verify_loop_structure): Verify consistency of the exit lists.
29672 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29673 (set_single_exit): Removed.
29674 * cfgloop.h (struct loop_exit): New function.
29675 (struct loop): single_exit_ field replaced by exits field.
29676 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29677 LOOPS_HAVE_RECORDED_EXITS.
29678 (struct loops): Added exits hash.
29679 (mark_single_exit_loops, set_single_exit): Declaration removed.
29680 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29682 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29684 * doc/invoke.texi: Avoid use of @headitem.
29686 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29688 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29690 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29692 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29695 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29696 Richard Sandiford <richard@codesourcery.com>
29698 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29699 * config/m68k/m68k.opt: Resort options.
29700 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29702 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29703 Richard Sandiford <richard@codesourcery.com>
29705 * doc/invoke.texi: Document the macros that are defined by
29706 m68k's -mtune and -mhard-float options.
29707 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29708 (m68k_cpp_cpu_family): Likewise.
29709 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29710 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29711 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29712 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29713 (m68k_cpp_cpu_family): Likewise.
29715 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29717 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29718 macros besides mc68000 as tuning macros. Use a switch statement
29719 to set them and mcpu32.
29721 2007-01-12 Julian Brown <julian@codesourcery.com>
29723 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29724 (TARGET_68040_ONLY): Rename to...
29725 (TARGET_68040): ...this.
29726 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29727 * config/m68k/m68k.md: Likewise.
29729 2007-01-12 Julian Brown <julian@codesourcery.com>
29730 Nathan Sidwell <nathan@codesourcery.com>
29731 Richard Sandiford <richard@codesourcery.com>
29733 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29734 the -mcpu= argument associated with the --with-cpu setting.
29735 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29736 if different from the one implied by the -mcpu setting.
29737 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29738 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29739 * doc/invoke.texi: Mention ColdFire in the introduction to the
29740 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29741 -mno-div and -mhard-float options. Make -m68881 a synonym for
29742 -mhard-float. Document the previously-undocumented -m5206e,
29743 -m528x, -m5307 and -m5407 options. Tweak the existing option
29744 documentation for consistency.
29745 * doc/install.texi: Mention new --with-cpu arguments.
29746 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29747 default CPU if neither -mcpu nor -march are specified.
29748 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29749 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29750 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29751 using m68k_tune to decide between families that implement the
29752 same ISA. Use m68k_tune to set __mcfv4e__.
29753 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29754 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29755 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29756 (FL_ISA_C, FL_ISA_MMU): New macros.
29757 (MASK_COLDFIRE): Delete.
29758 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29759 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29760 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29761 (TARGET_HARD_FLOAT): Do not define here.
29762 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29763 (TUNE_68000): New macro.
29764 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29765 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29766 (TUNE_CFV2): Redefine in terms of m68k_tune.
29767 (uarch_type, target_device, fpu_type): New enums.
29768 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29769 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29770 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29771 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29772 (FL_FOR_isa_c): New macros.
29773 (m68k_isa): New enum.
29774 (m68k_target_selection): New structure.
29775 (all_devices, all_isas, all_microarchs): New tables.
29776 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29777 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29778 (MASK_ALL_CPU_BITS): Delete.
29779 (m68k_find_selection): New function.
29780 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29781 Map the legacy target options to a combination of the new ones.
29782 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29783 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29784 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29786 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29787 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29789 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29790 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29791 * config/m68k/m68k-devices.def: New file.
29793 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29794 Nathan Sidwell <nathan@codesourcery.com>
29796 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29797 (SUBTARGET_EXTRA_SPECS): New macros.
29798 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29799 use %(asm_cpu_spec) instead.
29800 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29801 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29802 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29803 (EXTRA_SPECS): Rename to...
29804 (SUBTARGET_EXTRA_SPECS): ...this.
29806 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29807 Richard Sandiford <richard@codesourcery.com>
29808 Julian Brown <julian@codesourcery.com>
29810 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29811 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29812 to the configuration's default CPU.
29813 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29814 Remove default masks.
29815 (m680[012]0-*-*): Set the default with_cpu to the first part of
29817 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29818 (m68k*-*-linux): Extend the --with-cpu handling to...
29819 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29820 and m68010. Don't set target_cpu_default2.
29821 * doc/install.texi: Document --with-cpu for m68k.
29822 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29823 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29824 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29825 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29826 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29827 (ASM_SPEC): Remove use of %(asm_cpu_default).
29828 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29829 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29830 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29831 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29832 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29833 (TARGET_DEFAULT): Delete.
29834 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29835 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29836 (CPP_CPU_SPEC): Delete.
29837 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29838 the appropriate string.
29839 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29840 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29841 (ASM_SPEC): Don't use %(asm_default_spec).
29842 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29843 TARGET_DEFAULT and add MASK_68881.
29844 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29846 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29848 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29849 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29850 MASK_68010 alongside MASK_68020.
29851 * doc/invoke.texi: Document -m68010.
29852 * config/m68k/m68k.opt (m68010): New.
29853 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29855 (TUNE_68010): New macro.
29856 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29857 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29858 (M68K_CPU_m68332): Add MASK_68010.
29859 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29860 fallback definition.
29861 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29863 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29864 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29865 to all entries that use MASK_68020.
29866 (output_move_simode_const, output_move_himode, output_move_qimode)
29867 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29868 instead of TARGET_68020 to select clr behavior. Remove comment
29869 about there being no TARGET_68010.
29870 * config/m68k/m68k.md: Likewise throughout.
29872 2007-01-12 Julian Brown <julian@codesourcery.com>
29874 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29875 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29876 * config/m68k/m68k.md: Likewise.
29878 2007-01-12 Julian Brown <julian@codesourcery.com>
29880 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29881 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29883 2007-01-12 Julian Brown <julian@codesourcery.com>
29885 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29886 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29887 * config/m68k/m68k.md: Likewise.
29889 2007-01-12 Julian Brown <julian@codesourcery.com>
29890 Richard Sandiford <richard@codesourcery.com>
29892 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29893 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29894 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29896 (TARGET_CPU32): Rename to...
29897 (TUNE_CPU32): ...this.
29898 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29899 (TUNE_CFV2): New macros.
29900 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29901 remove conditions that are implied by TARGET_68020.
29902 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29903 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29904 (m68k_output_function_epilogue): Likewise.
29905 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29906 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29907 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29908 non-68000 timings. Refactor multiplication and division costs.
29909 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29910 TUNE_CPU32 instead of TARGET_CPU32.
29911 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29912 and TUNE_68060 instead of TARGET_68060.
29913 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29914 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29916 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29917 && !TARGET_COLDFIRE" to choose between moveq and clr.
29918 Likewise in the unnamed movsf pattern.
29919 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29920 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29923 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29925 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29926 of tabbing before backslashes.
29928 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29930 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29931 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29932 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29934 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29936 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29937 find_interesting_uses_cond.
29938 (find_interesting_uses_cond): Use extract_cond_operands.
29939 (rewrite_use_compare): Use extract_cond_operands and
29940 force_gimple_operand_bsi. Do not call update_stmt.
29941 (determine_use_iv_cost_condition): Use extract_cond_operands.
29942 Return cheaper of using original bound and changing the exit bound.
29944 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29946 PR tree-optimization/29516
29947 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29948 most_expensive_mult_to_index, addr_to_parts,
29949 create_mem_ref, maybe_fold_tmr): Make the type of
29950 fields of TARGET_MEM_REF sizetype.
29951 (move_fixed_address_to_symbol, move_pointer_to_base):
29953 * tree.def (TARGET_MEM_REF): Add comment on types of
29956 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29958 * c-common.c (vector_types_convertible_p): Treat opaque types as
29959 always convertible if they have the same size, but not otherwise.
29961 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29963 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29964 Remove the b_unconditional field.
29965 (noce_try_sign_mask): Do not look at b_unconditional.
29966 (noce_process_if_block): Do not use merge_if_blocks. Update
29967 the CFG here. Do not set b_unconditional.
29968 (cond_move_process_if_block): Likewise.
29969 (find_cond_trap): Likewise.
29970 (check_cond_move_block): Require simple jump insns at the end
29971 of the basic block.
29973 2007-01-11 Jan Hubicka <jh@suse.cz>
29975 PR tree-optimization/1046
29976 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29977 when alias info is not ready.
29978 (pass_tail_recursion): Do not require aliasing.
29979 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29980 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29981 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29982 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29983 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29984 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29985 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29987 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29988 When aliasing is not build, mark statement as volatile.
29990 2007-01-11 Tom Tromey <tromey@redhat.com>
29992 PR preprocessor/15185, PR preprocessor/20989:
29993 * doc/cppopts.texi <-MT>: Update description of algorithm for
29994 computing default target.
29995 <-M, -MD>: Reword "basename" text.
29997 2007-01-11 Roger Sayle <roger@eyesopen.com>
29999 * builtins.c (expand_builtin_pow, expand_builtin_powi,
30000 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
30001 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
30002 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
30003 fold_builtin_bswap, real_constp, fold_builtin_pow,
30004 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
30005 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
30006 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30007 * convert.c (convert_to_pointer): Likewise.
30008 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
30009 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
30010 const_binop, fold_convert_const_int_from_int,
30011 fold_convert_const_int_from_real,
30012 fold_convert_const_real_from_real, sign_bit_p,
30013 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30014 fold_sign_changed_comparison, fold_unary, fold_comparison,
30015 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30016 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30017 * print-tree.c (print_node_brief, print_node): Likewise.
30018 * stor-layout.c (place_field, layout_type): Likewise.
30019 * tree-chrec.c (keep_cast): Likewise.
30020 * tree.c (build_vector, build_real, build_real_from_int_cst,
30021 build_complex): Likewise.
30023 2007-01-11 Roger Sayle <roger@eyesopen.com>
30025 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30026 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30028 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30030 * configure.ac (strict1_warn): Rename to strict_warn.
30031 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30032 cc_set_by_configure, quoted_cc_set_by_configure,
30033 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30034 all_boot_languages, all_stagestuff): Remove.
30035 (target_list): Remove bootstrap targets.
30036 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30037 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30038 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30039 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30040 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30041 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30042 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30043 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30044 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30045 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30046 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30047 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30048 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30049 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30050 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30051 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30052 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30053 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30054 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30055 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30056 (mostlyclean): Adjust.
30057 (clean, distclean): Don't mention bootstrap stuff.
30058 * configure: Regenerate.
30059 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30060 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30061 treelang/config-lang.in (stagestuff): Remove.
30062 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30063 stageprofile, stagefeedback, stagestuff): Remove mention.
30065 2007-01-11 Nick Clifton <nickc@redhat.com>
30067 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30069 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30070 (mcore_arith_K_S_operand): Run the test for the S constraint not
30071 the test for the M constraint.
30072 (mcore_addsub_operand): Do not accept integer values that are
30073 larger than 32 bits.
30074 * config/mcore/mcore.md: Remove unused constraints from split.
30075 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30076 (addsi3): Likewise.
30077 (allocate_stack): Likewise.
30078 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30079 operands to 32 bits.
30080 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30082 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30083 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30084 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30085 mcore_output_bclri, mcore_output_andn, output_inline_const,
30086 mcore_output_move, mcore_output_movedouble): Likewise.
30087 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30088 (output_inline_const): Likewise.
30089 (output_inline_const): Fix format strings used in sprintf
30091 * config/mcore/mcore-protos.h: Update prototypes for changed
30092 functions in mcore.c.
30093 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30094 HOST_WIDE_INT and not int.
30095 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30096 CONST_OK_FOR_N): Likewise.
30097 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30098 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30101 2007-01-10 Jan Hubicka <jh@suse.cz>
30103 * tree-vrp.c (remove_range_assertions): Release defs.
30104 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30105 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30107 2007-01-10 Paul Brook <paul@codesourcery.com>
30109 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30110 * config/arm/arm.md (mulsi3subsi): New insn.
30112 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30114 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30115 (tree_transform_and_unroll_loop): New.
30116 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30119 2007-01-10 Robert Kennedy <jimbob@google.com>
30121 * fold-const.c (fold_comparison): Fold comparisons like (x *
30122 1000 < 0) to (x < 0).
30124 2007-01-10 Ian Lance Taylor <iant@google.com>
30126 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30127 operands have the same priority.
30129 2007-01-10 Tom Tromey <tromey@redhat.com>
30131 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30132 (fold_binary): Likewise.
30133 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30134 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30135 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30136 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30137 * langhooks.h (struct lang_hooks): Removed field
30138 'can_use_bit_fields_p'.
30140 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30142 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30144 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30146 * function.c (get_last_funcdef_no): New function.
30147 * function.h (get_last_funcdef_no): Declare.
30148 * tree-inline.c (initialize_cfun): Add initialization.
30149 (tree_function_versioning): Cleanup.
30151 2007-01-10 Jan Hubicka <jh@suse.cz>
30153 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30156 2007-01-10 Sa Liu <saliu@de.ibm.com>
30157 Ben Elliston <bje@au.ibm.com>
30159 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30160 for SAVE_NONLOCAL and Pmode for any other save level.
30161 * spu-protos.h (spu_restore_stack_block): Declare.
30162 * spu.md (save_stack_block): Remove.
30163 (restore_stack_block): Call spu_restore_stack_block.
30164 * spu.c (spu_restore_stack_block): New function.
30165 (spu_expand_epilogue): Remove old comment.
30167 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30169 PR tree-optimization/30322
30170 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30171 (cand_value_at): Return the value as aff_tree.
30172 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30173 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30174 aff_combination_mult): New functions.
30175 (aff_combination_add): Use aff_combination_add_cst.
30176 (aff_combination_convert): Allow conversions to a wider type.
30177 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30178 * tree-affine.h (aff_combination_mult): Declare.
30180 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30182 * doc/tm.texi: Update documentation to reflect reality of exec
30183 and start file search behaviours. Update copyright year.
30184 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30185 header file directories.
30187 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30189 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30190 (*cosxf2): Rename to cosxf2_i387.
30191 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30192 using X87MODEF12 mode macro. Rename patterns to
30193 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30195 (*cosdf2, *cossf2): Ditto.
30196 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30197 to match extended input operands.
30198 (sincos<mode>3): New expander.
30199 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30200 insn patterns and corresponding splitters.
30202 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30204 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30205 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30207 2007-01-09 Nicolas Pitre <nico@cam.org>
30210 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30212 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30214 * target.h (struct gcc_target): New field library_rtti_comdat.
30215 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30216 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30217 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30218 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30220 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30222 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30224 2007-01-08 Richard Guenther <rguenther@suse.de>
30226 * tree.h (force_fit_type_double): Export.
30227 (force_fit_type): Remove.
30228 * fold-const.c (force_fit_type_double): New function.
30229 (force_fit_type): Remove.
30230 (int_const_binop): Use it.
30231 (fold_convert_const_int_from_int): Likewise.
30232 (fold_convert_const_int_from_real): Likewise.
30233 (fold_div_compare): Likewise.
30234 (fold_sign_changed_comparison): Likewise.
30235 (fold_unary): Likewise.
30236 (fold_negate_const): Likewise.
30237 (fold_abs_const): Likewise.
30238 (fold_not_const): Likewise.
30239 * c-common.c (shorten_compare): Use force_fit_type_double.
30240 * convert.c (convert_to_pointer): Likewise.
30242 2007-01-08 Richard Guenther <rguenther@suse.de>
30244 * tree.h (build_int_cst_wide_type): Export.
30245 * tree.c (build_int_cst_wide_type): New function.
30246 (build_int_cst_wide): Fix comment.
30247 * builtins.c (fold_builtin_object_size): Use build_int_cst
30248 to build -1 or 0 of the correct type. Use fit_double_type
30249 to check for overflow.
30250 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30252 (decode_field_reference): Likewise.
30253 (all_ones_mask_p): Likewise.
30254 (native_interpret_int): Use build_int_cst_wide_type.
30255 (fold_binary): Use build_int_cst_type to build an all-ones
30257 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30259 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30261 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30263 2007-01-09 Ben Elliston <bje@au.ibm.com>
30265 * genautomata.c (STATS_OPTION): New option.
30266 (stats_flag): New flag.
30267 (gen_automata_option): Handle it.
30268 (initiate_automaton_gen): Ditto.
30269 (write_automata): Output statistics only if stats_flag is
30270 set. Likewise, output time statistics only if time_flag is set.
30271 * doc/md.texi (Processor pipeline description): Document new flag.
30273 2007-01-08 Richard Guenther <rguenther@suse.de>
30275 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30276 * tree.c (build_int_cst_type): Likewise.
30277 (size_in_bytes): Don't call force_fit_type on the result.
30278 (int_fits_type_p): Use fit_double_type.
30279 * fold-const.c (fit_double_type): New function.
30280 (force_fit_type): Use it.
30281 * tree.h (fit_double_type): Export.
30283 2007-01-08 Jan Hubicka <jh@suse.cz>
30285 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30286 * ipa.c (function_and_variable_visibility): Fix return type.
30288 2007-01-08 Richard Guenther <rguenther@suse.de>
30290 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30291 of offset to build the index.
30292 * tree-pretty-print.c (dump_generic_node): Don't build negated
30293 const just for printing.
30294 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30295 * builtins.c (fold_builtin_int_roundingfn): Check if result
30296 fits the type by using force_fit_type and comparing the result.
30297 * predict.c (predict_loops): Use compare_tree_int for comparison.
30298 * tree.c (build_int_cst): Fall back to integer_type_node for
30300 (build_int_cst_wide): Assert type is non-null.
30302 2007-01-08 Roberto Costa <roberto.costa@st.com>
30304 * tree-vrp.c (extract_range_from_cond_expr): New.
30305 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30306 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30308 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30309 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30310 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30311 used as expressions.
30312 * tree-object-size.c (cond_expr_object_size): New.
30313 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30315 2007-01-08 Jan Hubicka <jh@suse.cz>
30317 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30318 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30321 2007-01-08 Richard Guenther <rguenther@suse.de>
30323 PR tree-optimization/23603
30324 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30325 (extract_range_from_binary): Fall back to truthvalue instead of
30326 varying for TRUTH_*_EXPR.
30327 (extract_range_from_comparison): Fall back to truthvalue instead of
30329 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30330 if all visited PHI values were constant.
30332 2007-01-08 Jan Hubicka <jh@suse.cz>
30334 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30335 (cgraph_analyze_function): break out from ...
30336 (cgraph_finalize_compilation_unit): ... here.
30337 (cgraph_expand_function): Remove forgoten commented out line.
30338 (cgraph_optimize): Analyze functions.
30340 2007-01-08 Jan Hubicka <jh@suse.cz>
30342 * tree-pas.h (TODO_remove_function): New flag.
30343 (TODO_update*): Renumber.
30344 (pass_ipa_increase_alignment,
30345 pass_ipa_function_and_variable_visibility): New passes.
30346 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30347 (cgraph_function_and_variable_visibility): Move to ipa.c
30348 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30349 cgraph_increase_alignment.
30350 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30351 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30352 calling tree-inline.
30353 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30354 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30355 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30356 (gate_increase_alignment): New function.
30357 (pass_ipa_increase_alignment): New pass.
30358 * ipa.c: Inline tree-pass.h and timevar.h
30359 (function_and_variable_visibility): Move here from cgraphunit.c
30360 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30361 * passes.c (init_optimization_passes): Add the two new passes.
30362 (execute_todo): Handle cgraph_remove_functions.
30364 2007-01-08 Nick Clifton <nickc@redhat.com>
30366 * config/frv/predicates.md (reg_or_0_operand): Accept
30369 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30371 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30372 * config.gcc: Add bfin*-rtems*.
30374 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30376 * c.opt: Add -flax-vector-conversions.
30377 * c-typeck.c (convert_for_assignment): Pass flag to
30378 vector_types_convertible_p to allow emission of note.
30379 (digest_init): Likewise.
30380 * c-opts.c: Handle -flax-vector-conversions.
30381 * c-common.c (flag_lax_vector_conversions): New.
30382 (vector_types_convertible_p): Unless -flax-vector conversions
30383 has been passed, disallow conversions between vectors with
30384 differing numbers of subparts and/or element types. If such
30385 a conversion is disallowed, possibly emit a note on the first
30386 occasion only to inform the user of -flax-vector-conversions.
30387 The new last argument specifies this.
30388 * c-common.h (flag_lax_vector_conversions): New.
30389 (vector_types_convertible_p): Add extra argument.
30390 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30391 char_type_node for V*QI type vectors.
30392 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30393 Update to satisfy new typechecking rules.
30394 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30395 C and C++ variants.
30396 * doc/invoke.texi (C Dialect Options): Document
30397 -flax-vector-conversions.
30399 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30401 PR tree-optimization/29877
30402 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30403 a register variable on the RHS to not be replaceable.
30405 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30406 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30407 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30408 const_simm15, const_pow2, const_npow2): Added.
30409 * config/score/misc.md (insv, extv, extzv, movmemsi,
30410 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30411 * config/score/score.c (score_address_cost, score_select_cc_mode):
30413 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30414 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30415 Update score_print_operand.
30416 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30417 Adjust register allocate order and update some macro define.
30418 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30419 mdx_block_move_straight, mdx_block_move_loop_head,
30420 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30421 mdx_block_move_loop, mdx_block_move): Added.
30422 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30423 mdp_limm): Updated and fix some bug and typo.
30424 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30425 (movsf, movdf, doloop_end): Added.
30427 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30429 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30430 config/arm/thumb2.md: Fix comment typos.
30431 * doc/extend.texi: Fix a typo.
30433 2007-01-07 Eric Christopher <echristo@apple.com>
30435 * configure.ac: Check for __stack_chk_fail for darwin.
30436 * configure: Regenerate.
30438 2007-01-07 Richard Guenther <rguenther@suse.de>
30440 * tree-vrp.c (extract_range_from_assert): CSE calls to
30441 compare_values where possible.
30442 (extract_range_from_unary_expr): Likewise.
30444 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30446 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30447 * config/avr/avr.c (call_insn_operand): Delete function.
30448 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30449 instead of register number. Use predicates.
30450 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30451 call_insn_operand): Add.
30453 2007-01-06 Jan Hubicka <jh@suse.cz>
30455 * tree-pass.h (pass_build_cgraph_edges): Declare.
30456 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30457 (visited_nodes): Remove.
30458 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30459 build_cgrpah_edges; make visited_nodes local.
30460 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30461 (record_references_in_initializer): Move to cgraphbuild.c
30462 (initialize_inline_failed, rebuild_cgraph_edges,
30463 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30464 (verify_cgraph_node): Make visited_nodes local.
30465 (cgraph_analyze_function): Do not call cgraph_create_edges and
30466 initialize_inline_failed.
30467 (cgraph_expand_function): Do not call cgraph_lower_function;
30468 assert that function is already lowered.
30469 * Makefile.in (cgraphbuild.o): New.
30470 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30471 at the end of lowering passes.
30473 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30475 * ifcvt.c (cond_move_convert_if_block): New function, code
30476 factored out from...
30477 (cond_move_process_if_block): ...here. Call the new function
30478 on the THEN and ELSE blocks.
30479 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30480 already takes care of this.
30482 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30485 * tree.h (TREE_OVERFLOW_P): New.
30486 * c-typeck.c (parser_build_unary_op): Warn only if result
30487 overflowed and operands did not.
30488 (parser_build_binary_op): Likewise.
30489 (convert_for_assignment): Remove redundant overflow_warning.
30490 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30492 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30494 * c-typeck.c (store_init_value): Split over two lines to follow
30495 the GNU coding style.
30497 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30499 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30500 __GXX_EXPERIMENTAL_CXX0X__.
30501 * doc/cpp.texi: Same.
30503 2007-01-05 Richard Guenther <rguenther@suse.de>
30505 PR middle-end/27826
30506 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30507 with mismatched types. Instead explicitly build a
30508 conversion NOP_EXPR.
30510 2007-01-05 Ian Lance Taylor <iant@google.com>
30512 * c-common.c (decl_with_nonnull_addr_p): New function.
30513 (c_common_truthvalue_conversion): Call it.
30514 * c-typeck.c (build_binary_op): Likewise.
30515 * c-common.h (decl_with_nonnull_addr_p): Declare.
30517 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30520 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30523 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30525 * doc/install.texi (Final install): Document the fact that
30526 the GNAT runtime should not be stripped.
30528 2007-01-04 Jan Hubicka <jh@suse.cz>
30530 * tree-inline.c (fold_marked_statements): Update operand caches
30531 and EH after folding
30533 2007-01-04 Ian Lance Taylor <iant@google.com>
30535 * c-common.c (check_function_nonnull): Whitespace fix.
30537 2007-01-04 Jan Hubicka <jh@suse.cz>
30539 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30540 comitted older version of patch.
30541 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30542 function, celanup cfg and collect garbage.
30544 2007-01-04 Mike Stump <mrs@apple.com>
30546 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30549 2007-01-04 Eric Christopher <echristo@apple.com>
30551 * libgcc2.c (__bswapsi2): Use SItype.
30552 (__bswapdi2): Use DItype.
30553 * libgcc2.h: Update for above.
30555 2007-01-04 Paul Brook <paul@codesourcery.com>
30557 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30558 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30559 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30560 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30561 umulsi3_highpart): Make conditional on !arm_arch6.
30562 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30563 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30564 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30565 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30566 umulsi3_highpart_v6): New insns.
30568 2007-01-04 Roger Sayle <roger@eyesopen.com>
30570 * fold-const.c (fold_convert): When casting an expression to void,
30571 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30572 have a type. Instead of attempting to build a NOP_EXPR, return
30573 these "special" trees directly.
30575 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30577 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30578 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30579 rs6000_cost->fp not 0 as adjustment for outer NEG.
30581 2007-01-04 Jan Hubicka <jh@suse.cz>
30583 * cgraph.c (cgraph_release_function_body): New function.
30584 (cgraph_remove_node): Use it.
30585 * cgraph.h (cgraph_release_function_body): Declare.
30586 * cgraphunit.c (cgraph_expand_function): Use it.
30587 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30588 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30589 is initialized and while compilation of other function is running.
30590 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30591 statement CFG annotations from here to ...
30592 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30594 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30596 * cfgloop.h (enum li_flags): Make the constants powers of two.
30598 2007-01-04 Jan Hubicka <jh@suse.cz>
30600 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30602 (fold_marked_statements): New function.
30603 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30604 * tree-inline.h (copy_body_data): Add statements_to_fold.
30606 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30608 * config.gcc: Mention libgcc/config.host.
30609 * Makefile.in: Update comments mentioning libgcc.
30610 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30611 (all.cross, start.encap, rest.encap, rest.cross): Update
30612 dependencies for libgcc move.
30613 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30614 (clean-target, clean-target-libgcc): Delete.
30615 (srcdirify, GCC_EXTRA_PARTS): New macros.
30616 (libgcc-support, libgcc.mvars): New rules.
30617 (distclean): Remove mention of mklibgcc.
30618 (install): Don't reference INSTALL_LIBGCC.
30619 (install-common): Don't reference EXTRA_PARTS.
30620 (install-libgcc, install-multilib): Delete rules.
30621 * mklibgcc.in: Delete file.
30622 * doc/configfiles.texi: Don't mention mklibgcc.
30624 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30625 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30626 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30627 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30628 (mklibgcc, ldblspecs): Likewise.
30630 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30631 (posixpre.def): Use $(T).
30632 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30633 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30634 (SHLIB_LINK): Make dummy.
30635 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30637 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30639 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30640 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30641 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30642 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30644 * configure.ac (all_outputs): Remove mklibgcc.
30645 * configure: Regenerated.
30647 2007-01-03 Josh Conner <jconner@apple.com>
30649 PR middle-end/29683
30650 * calls.c (compute_argument_addresses): Set stack and stack_slot
30651 for partial args, too.
30652 (store_one_arg): Use locate.size.constant for the size when
30653 generating a save_area.
30655 2007-01-03 Robert Kennedy <jimbob@google.com>
30657 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30658 whose definitions are deleted due to basic block merging.
30660 2007-01-03 Paul Brook <paul@codesourcery.com>
30663 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30665 (use_return_insn): Return 0 for Thumb interrupt functions.
30666 (print_multi_reg): Add rfe argument for IRQ returns.
30667 (arm_output_epilogue): Pop interrupt return address directly into PC.
30668 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30670 2007-01-03 Paul Brook <paul@codesourcery.com>
30672 Merge from sourcerygxx-4_1.
30673 * config/arm/thumb2.md: New file.
30674 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30676 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30677 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30678 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30679 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30681 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30682 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30684 * config/arm/ieee754-sf.S: Ditto.
30685 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30686 (thumb1_base_register_rtx_p): ... to this.
30687 (thumb_index_register_rtx_p): Rename...
30688 (thumb1_index_register_rtx_p): ... to this.
30689 (thumb_output_function_prologue): Rename...
30690 (thumb1_output_function_prologue): ... to this.
30691 (thumb_legitimate_address_p): Rename...
30692 (thumb1_legitimate_address_p): ... to this.
30693 (thumb_rtx_costs): Rename...
30694 (thumb1_rtx_costs): ... to this.
30695 (thumb_compute_save_reg_mask): Rename...
30696 (thumb1_compute_save_reg_mask): ... to this.
30697 (thumb_final_prescan_insn): Rename...
30698 (thumb1_final_prescan_insn): ... to this.
30699 (thumb_expand_epilogue): Rename...
30700 (thumb1_expand_epilogue): ... to this.
30701 (arm_unwind_emit_stm): Rename...
30702 (arm_unwind_emit_sequence): ... to this.
30703 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30704 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30705 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30706 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30707 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30708 thumb2_output_casesi): New functions.
30709 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30710 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30711 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30712 THUMB2_WORK_REGS): Define.
30713 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30714 arm_condexec_mask, arm_condexec_masklen)): New variables.
30715 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30716 (arm_override_options): Check new CPU capabilities.
30717 Set new architecture flag variables.
30718 (arm_isr_value): Handle v7m interrupt functions.
30719 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30721 (const_ok_for_arm): Handle Thumb-2 constants.
30722 (arm_gen_constant): Ditto. Use movw when available.
30723 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30725 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30726 (thumb_find_work_register, arm_load_pic_register,
30727 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30728 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30729 print_multi_reg, output_mov_long_double_fpa_from_arm,
30730 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30731 output_mov_double_fpa_from_arm, output_move_double,
30732 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30733 output_return_instruction, arm_output_function_prologue,
30734 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30735 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30736 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30737 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30738 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30739 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30741 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30742 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30743 (arm_file_start): Output directive for unified syntax.
30744 (arm_unwind_emit_set): Handle stack alignment instruction.
30745 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30746 Add v6t2, v7, v7a, v7r and v7m.
30747 (RETLDM): Add Thumb-2 code.
30748 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30749 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30750 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30751 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30752 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30753 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30754 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30755 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30756 ADJUST_INSN_LENGTH): Define.
30757 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30758 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30759 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30760 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30761 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30762 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30763 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30764 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30765 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30766 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30767 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30768 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30769 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30770 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30771 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30772 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30773 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30775 * config/arm/arm-tune.md: Regenerate.
30776 * config/arm/arm-protos.h: Update prototypes.
30777 * config/arm/vfp.md: Enable patterns for Thumb-2.
30778 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30779 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30780 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30781 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30782 * config/arm/libunwind.S: Add Thumb-2 code.
30783 * config/arm/constraints.md: Update include Thumb-2.
30784 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30785 * config/arm/ieee754-df.S: Ditto.
30786 * config/arm/bpabi.S: Ditto.
30787 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30788 * config/arm/predicates.md (low_register_operand,
30789 low_reg_or_int_operand, thumb_16bit_operator): New.
30790 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30791 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30792 * config/arm/t-arm-elf: Add armv7 multilib.
30793 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30795 (UNSPEC_STACK_ALIGN, ce_count): New.
30796 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30797 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30799 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30800 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30801 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30802 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30803 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30804 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30806 * doc/extend.texi: Document ARMv7-M interrupt functions.
30807 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30809 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30811 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30812 (struct _Unwind_Context): Rename args_size to flags, remove
30813 signal_frame field, add a new args_size field and version field.
30814 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30815 _Unwind_IsExtendedContext): New inline functions.
30816 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30817 Assume by_value array is only present if _Unwind_IsExtendedContext.
30818 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30819 _Unwind_IsSignalFrame.
30820 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30821 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30822 (uw_init_context_1): Initialize context->flags to
30823 EXTENDED_CONTEXT_BIT.
30824 * config/rs6000/linux-unwind.h (frob_update_context): Use
30825 _Unwind_SetSignalFrame.
30827 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30829 PR middle-end/30353
30830 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30831 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30834 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30836 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30837 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30838 RET, AT_SP): Remove.
30839 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30842 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30843 * cfgbuild.c (find_basic_blocks): Likewise.
30844 * cfgrtl.c (rtl_create_basic_block): Likewise.
30845 * function.c (temp_slots_at_level): Likewise.
30846 * reg-stack.c (stack_regs_mentioned): Likewise.
30847 * regclass.c (allocate_reg_info): Likewise.
30848 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30849 set_bb_for_stmt, move_block_to_fn): Likewise.
30850 * tree-complex.c (tree_lower_complex): Likewise.
30851 * vec.h (VEC_safe_grow_cleared): New.
30853 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30855 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30857 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30858 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30860 * cfgloopmanip.c (scale_loop_frequencies): Export.
30861 (loopify): Scale the frequencies by prescribed coefficients.
30862 (set_zero_probability): New function.
30863 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30864 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30865 and frequencies according to arguments.
30866 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30868 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30869 * modulo-sched.c (sms_schedule): Set probabilities for entering
30870 versioned loop correctly.
30871 * tree-vect-transform.c (vect_transform_loop): Ditto.
30872 * cfgloop.h (loopify, loop_version): Declaration changed.
30873 (scale_loop_frequencies): Declared.
30875 2007-01-02 Jan Hubicka <jh@suse.cz>
30877 * cgraph.c: Include tree-flow.h
30878 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30879 early_local_passes.
30880 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30881 * tree-pass.h (pass_all_early_optimizations): Declare.
30882 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30883 early_local_passes.
30884 (cgraph_analyze_function): Do early_local_passes.
30885 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30886 Do not add referenced vars.
30887 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30889 (gate_all_early_local_passes): New gate.
30890 (pass_early_local_passes): Use new gate.
30891 (execute_early_local_optimizations): New functions.
30892 (gate_all_early_optimizations): New gate.
30893 (pass_all_early_optimizations): New pass.
30894 (execute_free_datastructures): Free SSA only when initialized.
30895 (gate_init_datastructures): Init only when optimizing.
30896 (tree_lowering_passes): Do early local passes when called late.
30897 * tree-profile.c (do_tree_profiling): Don't profile functions added
30899 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30900 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30902 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30903 during early_local_passes.
30904 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30907 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30909 * Makefile.in: Update copyright year.
30911 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30913 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30914 in $(lang_checks) and check-consistency targets.
30916 2007-01-02 Jan Hubicka <jh@suse.cz>
30918 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30919 Do not add referenced vars.
30920 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30922 * passes.c (init_optimization_passes): Put mudflap_2 after
30923 free_datastructures.
30925 2007-01-02 Jan Hubicka <jh@suse.cz>
30927 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30928 Set NOTHROW flag on call statements proved to be nothrow.
30929 Update statement of local calls so new pure/const functions are
30930 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30932 (tree_rest_of_compilation): Register hooks and initialize bitmap
30933 early. Do not set after_inlining flag.
30935 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30937 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30938 HOST_BITS_PER_LONGLONG
30940 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30943 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30944 warning for non-static initializers.
30946 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30948 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30949 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30950 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30951 Always use set_unique_reg_note to add REG_EQUAL notes.
30953 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30956 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30958 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30959 * cfgbuild.c (find_basic_blocks): Likewise.
30960 * cfgrtl.c (rtl_create_basic_block): Likewise.
30961 * function.c (temp_slots_at_level): Likewise.
30962 * reg-stack.c (stack_regs_mentioned): Likewise.
30963 * regclass.c (allocate_reg_info): Likewise.
30964 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30965 set_bb_for_stmt, move_block_to_fn): Likewise.
30966 * tree-complex.c (tree_lower_complex): Likewise.
30967 * vec.h (VEC_safe_grow_cleared): New.
30969 2007-01-02 Ian Lance Taylor <iant@google.com>
30971 * c-common.c (c_common_truthvalue_conversion): When warning about
30972 using an assignment as a truth value, set TREE_NO_WARNING.
30974 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30977 * c.opt (Wold-style-declaration): New.
30978 * doc/invoke.texi (C-only Warning Options): New.
30979 (Wold-style-declaration): Document it.
30980 (Wextra): Enabled by -Wextra.
30981 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30982 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30983 -Wold-style-declaration.
30985 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30987 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30988 * cfgbuild.c (find_basic_blocks): Likewise.
30989 * cfgrtl.c (rtl_create_basic_block): Likewise.
30990 * function.c (temp_slots_at_level): Likewise.
30991 * reg-stack.c (stack_regs_mentioned): Likewise.
30992 * regclass.c (allocate_reg_info): Likewise.
30993 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30994 set_bb_for_stmt, move_block_to_fn): Likewise.
30995 * tree-complex.c (tree_lower_complex): Likewise.
30996 * vec.h (VEC_safe_grow_cleared): New.
30998 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
31000 * c-common.c (c_common_nodes_and_builtins): Since variants of
31001 void_type_node get built before it is given a name, we need to
31002 give those variants the name, too.
31003 (complete_array_type): We need to work with the canonical main
31004 type of the array, from which we will build the qualified version.
31005 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
31006 * print-tree.c (print_node): Display canonical type information
31008 * stor-layout.c (layout_type): When we don't know the
31009 alignment of a type for which we're building an array, we end up
31010 guessing wrong, so make the type require structural equality.
31011 * tree.c (make_node_stat): When we build a new type, it is its
31012 own canonical type.
31013 (build_type_attribute_qual_variant): When building an attribute
31014 variant, its canonical type is the non-attribute variant. However,
31015 if the attributes are target-dependent and they differ, we need to
31016 use structural equality checks for this type.
31017 (build_qualified_type): A qualified type is not equivalent to its
31018 unqualified variant; set the canonical type appropriately.
31019 (build_distinct_type_copy): When building a distinct type from
31020 another type, the new type is its own canonical type.
31021 (build_variant_type_copy): When building a new type variant, we
31022 assume that it is equivalent to the original type.
31023 (build_pointer_type_for_mode): When building a pointer type, also
31024 build a canonical type pointer.
31025 (build_reference_type_for_mode): When building a reference type,
31026 also build a canonical type reference.
31027 (build_index_type): When we can't hash an index type (e.g.,
31028 because its maximum value is negative), the index type requires
31029 structural equality tests.
31030 (build_array_type): Build the canonical form of an array type.
31031 (build_function_type): Function types require structural equality,
31032 because they contain default arguments, attributes, etc.
31033 (build_method_type_directly): Ditto for method types.
31034 (build_offset_type): Build the canonical offset type.
31035 (build_complex_type): Build the canonical vector type.
31036 (make_vector_type): Build the canonical vector type.
31037 * tree.h (TYPE_CANONICAL): New.
31038 (TYPE_STRUCTURAL_EQUALITY_P): New.
31039 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31040 (struct tree_type): Added "canonical" field.
31041 * params.h (VERIFY_CANONICAL_TYPES): New.
31042 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31043 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31044 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31045 * doc/invoke.texi (verify-canonical-types): Document --param
31046 parameter for verifying canonical types.
31048 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31050 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31051 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31052 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31053 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31055 * config/rs6000/e500.h: New.
31056 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31057 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31059 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31060 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31061 TARGET_E500_DOUBLE): Remove.
31062 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31063 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31064 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31065 * config/rs6000/rs6000.c (rs6000_override_options): Use
31066 CHECK_E500_OPTIONS.
31068 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31070 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31071 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31072 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31073 rs6000_emit_cmove): Don't check TARGET_E500.
31074 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31075 sordered): Don't check TARGET_E500.
31077 2007-01-01 Eric Christopher <echristo@apple.com>
31079 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31080 HARD_REGISTER_NUM_P.
31082 2007-01-01 Roger Sayle <roger@eyesopen.com>
31084 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31085 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31086 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31089 2007-01-01 Mike Stump <mrs@apple.com>
31091 * configure.ac: Remove support for building with Apple's gcc-3.1.
31093 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31095 PR middle-end/30311
31096 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31097 REG is a hard register. Do not modify REG before calling
31099 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31100 multiple of the size of YMODE for certain lowpart cases.
31102 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31104 PR middle-end/30253
31105 * gimplify (voidify_wrapper_expr): Update for
31106 GIMPLE_MODIFY_STMT.
31108 2007-01-01 Andreas Schwab <schwab@suse.de>
31111 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31112 save of BR0 in extra_spill_size instead of spill_size.
31113 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31115 (ia64_expand_epilogue): Restore BR0 from its new location.
31117 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31119 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31120 Use a temporary variable if the left hand side is not a gimple
31123 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31125 * gimplify.c (gimplify_return_expr): Make the temporary variable
31126 for the return expression, a gimple register variable.
31128 2007-01-01 Jan Hubicka <jh@suse.cz>
31130 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31133 2007-01-01 Mike Stump <mrs@apple.com>
31135 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31137 * config/darwin.c (machopic_select_rtx_section): Use
31138 HAVE_GAS_LITERAL16.
31139 (darwin_mergeable_constant_section): Likewise.
31140 * configure: Regenerate.
31141 * config.in: Regenerate.
31143 2007-01-01 Jan Hubicka <jh@suse.cz>
31144 Andrew Pinski <pinskia@gmail.com>
31146 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31147 before starting IPA passes.