1 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
4 (Yt): Rename register constraint to Y2.
5 * config/i386/sse.md: Use renamed register constraints.
6 * config/i386/mmx.md: Ditto.
7 * config/i386/i386.md: Ditto.
9 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
11 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
13 2007-10-24 Chao-ying Fu <fu@mips.com>
15 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
16 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
18 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
19 Olga Golovanevsky <olga@il.ibm.com>
21 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
22 the compiler that wr.wrap and wr.domain are initialized in
25 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
27 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
28 to print gcov_type values.
30 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
32 * config/avr/avr.h: Do not include progmem_section definition when
33 building with IN_TARGET_LIBS.
35 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
38 * config/mips/mips.c (mips_lo_sum_offset): New structure.
39 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
40 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
41 (mips_orphaned_high_part_p: New functions.
42 (mips_avoid_hazard): Don't check INSN_P here.
43 (mips_avoid_hazards): Rename to...
44 (mips_reorg_process_insns): ...this. Cope with
45 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
46 or turn them into nops.
47 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
48 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
49 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
50 (mips_override_options): Set flag_delayed_branch to 0.
52 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
54 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
55 MIPS-specific implementation details.
56 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
57 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
58 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
59 for targets with movmemsi.
60 (MOVE_BY_PIECES_P): Define.
61 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
62 (mips_block_move_loop): Add a bytes_per_iter argument.
63 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
64 Update call to mips_block_move_loop.
66 2007-10-24 Michael Matz <matz@suse.de>
69 * var-tracking.c (variable_union): Don't break after one loop iteration
70 but only when a difference is found.
71 (dump_variable): Also print DECL_UID.
73 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
75 * ipa-type-escape.h: Expose function
76 is_array_access_through_pointer_and_index.
78 (is_array_access_through_pointer_and_index):
79 Add three new parameters. Add support of
80 POINTER_PLUS_EXPR tree code.
82 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
84 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
85 * tree-pass.h: Add pass_ipa_struct_reorg.
86 * common.opt: Add ipa-struct-reorg flag.
87 * Makefile.in: Add ipa-strcut-reorg.o compilation.
88 * passes.c: Add pass pass_ipa_struct_reorg.
89 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
90 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
92 2007-10-24 Ira Rosen <irar@il.ibm.com>
94 PR tree-optimization/33804
95 * tree-vect-transform.c (vectorizable_operation): Remove the
96 checks that the vectorization is worthwhile from the transformation
99 2007-10-24 Ira Rosen <irar@il.ibm.com>
101 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
102 vectype cannot be determined for the scalar type.
103 (vect_analyze_slp_instance): Likewise.
104 * tree-vect-transform.c (vect_model_reduction_cost): Change the
105 return type to bool. Return false if vectype cannot be determined
107 (vect_get_constant_vectors): Return false if vectype cannot be
108 determined for the scalar type.
109 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
110 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
111 vectorizable_reduction): Likewise.
113 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
115 * config.gcc: For a FreeBSD target, parse the value of ${target}
116 to determine the value of FBSD_MAJOR, instead of adding an
117 explicit check for every possible FreeBSD major version.
119 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
121 PR rtl-optimization/33846
122 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
124 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
126 PR tree-optimization/33860
127 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
128 interleaved accesses in case the dr is inside the inner-loop during
129 outer-loop vectorization.
131 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
133 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
134 Document MEM_POINTER. Replace mentions of "integrated"
135 field with "return_val". Delete outdated stuff.
137 2007-10-23 David Edelsohn <edelsohn@gnu.org>
139 * config/rs6000/rs6000.c (rs6000_override_options): Set
140 rs6000_altivec_abi on AIX.
141 (conditional_register_usage): Set VR20:31 fixed on AIX.
143 2007-10-23 Richard Guenther <rguenther@suse.de>
145 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
148 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
149 David S. Miller <davem@davemloft.net>
151 * df-scan.c (df_get_call_refs): Mark global registers as both a
152 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
154 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
156 PR tree-optimization/33834
157 PR tree-optimization/33835
158 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
159 stmts need to be checked for success seperately.
160 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
161 Remove the check that stmt is not LIVE.
162 (vectorizable_assignment, vectorizable_induction): Likewise.
163 (vectorizable_operation, vectorizable_type_demotion): Likewise.
164 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
166 (vectorizable_live_operation): Check that op is not NULL.
168 2007-10-22 Janis Johnson <janis187@us.ibm.com>
170 * doc/invoke.texi (Optimization Options): In the summary, show
171 that the value for options -falign-jumps, -falign-labels,
172 -falign-loops, -falign-functions, -fsched-stalled-insns, and
173 -fsched-stalled-insns-dep is optional. In the summary, show that
174 -fsched-stalled-insns takes an optional argument and that
175 -fparallelize-loops takes an argument. Add opindex for several
176 optimization options, and fix typos in the opindex commands for
177 several others. In the descriptions for -fsched-stalled-insns
178 and -fsched-stalled-insns-dep, show the options with and without
181 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
183 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
185 * config/avr/avr.h (LINK_SPEC): Likewise.
186 (CRT_BINUTILS_SPECS): Likewsie.
187 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
189 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
191 PR rtl-optimization/33644
192 * cfgcleanup.c: Do not include dce.h.
193 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
194 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
195 * dce.c (something_changed): Delete.
196 (libcall_dead_p): New predicate.
197 (delete_unmarked_insns): Use it to delete dead libcalls.
198 Deal with REG_LIBCALL and REG_RETVAL notes.
199 (prescan_libcall_for_dce): New function.
200 (prescan_insns_for_dce): Use it to deal with libcalls.
201 (mark_reg_dependencies): Do nothing special for libcalls.
202 (dce_process_block): Likewise.
203 (fast_dce): Delete unused local variable.
204 (run_fast_dce): Do not return a value.
205 * dce.h (struct df): Delete.
206 (run_fast_dce): Adjust prototype.
207 * optabs.c (libcall_id): Delete.
208 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
209 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
210 * reload1.c (reload): Delete REG_LIBCALL_ID case.
211 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
212 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
213 notes instead of REG_LIBCALL_ID notes.
214 * reg-notes.def (LIBCALL_ID): Delete.
215 * Makefile.in (see.o): Add dce.h dependency.
216 (cfgcleanup.o): Remove dce.h dependency.
218 2007-10-22 Michael Matz <matz@suse.de>
220 PR tree-optimization/33855
221 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
224 2007-10-22 Ira Rosen <irar@il.ibm.com>
226 PR tree-optimization/33854
227 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
228 FLOAT_EXPR to the list of promotion operations.
230 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
234 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
235 (print_reg): Print register prefix only with AT&T asm syntax.
236 Support pc_rtx for RIP register.
237 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
238 relative addressing. Always print segment register prefix with AT&T
239 asm syntax and never with Intel asm syntax.
240 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
241 Fix prefix for 16-byte XFmode operands.
242 (output_addr_const_extra): Support Intel asm syntax.
243 (x86_file_start): Don't use register prefix with Intel asm syntax.
244 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
245 ("return_internal_long"): Fix Intel asm syntax output.
246 ("set_got_rex64"): Support Intel asm syntax.
247 ("set_rip_rex64"): Likewise.
248 ("set_got_offset_rex64"): Likewise.
249 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
251 ("*tls_global_dynamic_64"): Likewise.
252 ("*tls_local_dynamic_base_64"): Likewise.
253 ("*load_tp_si")("*load_tp_di"): Likewise.
254 ("*add_tp_si")("*add_tp_di"): Likewise.
255 ("*tls_dynamic_lea_64"): Likewise.
256 ("*sibcall_value_1_rex64_v"): Likewise.
257 ("stack_tls_protect_set_si"): Likewise.
258 ("stack_tls_protect_set_di"): Likewise.
259 ("stack_tls_protect_test_si"): Likewise.
260 ("stack_tls_protect_test_di"): Likewise.
261 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
263 ("*movv2sf_internal_rex64"): Likewise.
264 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
265 (__get_cpuid_max): Likewise.
267 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
269 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
270 the STRICT_P argument type "bool" rather than "int".
271 (mips_legitimate_address_p): Likewise.
272 (fp_register_operand, lo_operand): Delete.
273 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
274 (mips_emit_scc): Rename to...
275 (mips_expand_scc): ...this.
276 (gen_conditional_branch): Rename to...
277 (mips_expand_conditional_branch): ...this.
278 (gen_conditional_move): Rename to...
279 (mips_expand_conditional_move): ...this.
280 (mips_gen_conditional_trap): Rename to...
281 (mips_expand_conditional_trap): ...this and take an rtx code instead
282 of an operands array.
283 (mips_expand_call): Give the SIBCALL_P argument type "bool"
285 (mips_emit_fcc_reload): Rename to...
286 (mips_expand_fcc_reload): ...this.
287 (init_cumulative_args): Rename to...
288 (mips_init_cumulative_args): ...this and remove the libname argument.
289 (function_arg_advance): Rename to...
290 (mips_function_arg_advance): ...this.
291 (function_arg): Rename to...
292 (mips_function_arg): ...this and use "rtx" instead of
294 (function_arg_boundary): Rename to...
295 (mips_function_arg_boundary): ...this.
296 (mips_expand_unaligned_load): Rename to...
297 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
298 and BITPOS arguments type "HOST_WIDE_INT".
299 (mips_expand_unaligned_store): Rename to...
300 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
301 and BITPOS arguments type "HOST_WIDE_INT".
302 (override_options): Rename to...
303 (mips_override_options): ...this.
304 (print_operand): Rename to...
305 (mips_print_operand): ...this.
306 (print_operand_address): Rename to...
307 (mips_print_operand_address): ...this.
308 (mips_output_ascii): Remove the PREFIX argument.
309 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
311 (mips_can_use_return_insn): Return a "bool" rather than an "int".
312 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
313 of "struct rtx_def *".
314 (mips_secondary_reload_class): Give the IN_P argument type "bool"
316 (build_mips16_call_stub): Delete.
317 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
318 (mips_use_ins_ext_p): Give the second and third arguments type
319 "HOST_WIDE_INT" rather than "rtx".
320 * config/mips/mips.h: Update after the above changes. Tweak comments
322 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
323 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
324 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
325 element type from "char" to "bool".
326 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
327 (mips_cpu_info_table): Delete.
328 * config/mips/mips.md: Update after the above changes. Tweak some
330 * config/mips/mips-ps-3d.md: Likewise.
331 * config/mips/mips.c: Tweak comments and formatting.
332 Use NULL-like macros rather than 0 in various places.
333 (mips_section_threshold): Rename to...
334 (mips_small_data_threshold): ...this and give it an unsigned type.
335 (num_source_filenames): Remove explicit initialization.
336 (sdb_label_count): Likewise.
337 (sym_lineno): Delete.
338 (set_noat): Make static.
339 (mips_branch_likely): Likewise, and give it type "bool".
340 (mips_isa_info): Rename to...
341 (mips_isa_option_info): ...this.
342 (mips_flag_delayed_branch): Rename to...
343 (mips_base_delayed_branch): ...this.
344 (mips_split_addresses): Delete.
345 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
346 element type from "char" to "bool".
347 (mips_regno_to_class): Add an explicit array size.
348 (mips16_flipper): Change from type "int" to type "bool".
349 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
350 (mips_tls_operand_p): Rename to...
351 (mips_tls_symbol_p): ...this.
352 (mips_global_symbol_p): Remove redundant "const".
353 (mips_offset_within_alignment_p): Simplify.
354 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
355 to STRICT_P and give it type bool.
356 (mips_valid_base_register_p): Likewise.
357 (mips_classify_address): Likewise.
358 (mips_legitimate_address_p): Likewise.
359 (mips16_unextended_reference_p): Take the offset as an
360 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
361 (mips_const_insns): Use IN_RANGE.
362 (mips_force_temporary): Remove an unnecessary copy_rtx.
363 (mips16_gp_pseudo_reg): Simplify.
364 (mips_split_symbol): Remove an unnecessary copy_rtx.
365 (mips_legitimize_tls_address): Only create registers if we need them.
366 (mips_legitimize_address): Use mips_split_plus.
367 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
368 variable COST to NUM_OPS.
369 (mips_legitimize_move): Use gen_lowpart.
370 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
371 (m16_check_op): Use IN_RANGE.
372 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
373 (mips_split_doubleword_move): Pass booleans to mips_subword.
374 (mips_output_move): Store the mode in a local variable.
375 Explicitly assert that this function does not deal with
376 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
377 cases more consistent.
378 (mips_relational_operand_ok_p): Rename to...
379 (mips_int_order_operand_ok_p): ...this.
380 (mips_canonicalize_comparison): Rename to...
381 (mips_canonicalize_int_order_test): ...this.
382 (mips_emit_int_relational): Rename to...
383 (mips_emit_int_order_test): ...this. Store the mode in a local
385 (mips_reverse_fp_cond_p): Rename to...
386 (mips_reversed_fp_cond): ...this.
387 (mips_emit_compare): Make the order of the statements more consistent.
388 (mips_emit_scc): Rename to...
389 (mips_expand_scc): ...this.
390 (gen_conditional_branch): Rename to...
391 (mips_expand_conditional_branch): ...this.
392 (gen_conditional_move): Rename to...
393 (mips_expand_conditional_move): ...this. Build the condition
394 separately from the main pattern.
395 (mips_gen_conditional_trap): Rename to...
396 (mips_expand_conditional_trap): ...this and take an rtx code instead
397 of an operands array. Simplify.
398 (init_cumulative_args): Rename to...
399 (mips_init_cumulative_args): ...this. Use memset rather than a
400 copy from a zeroed static. Use prototype_p and stdarg_p.
401 (mips_arg_info): Rename to...
402 (mips_get_arg_info): ...this and put the INFO argument first.
403 (function_arg): Rename to...
404 (mips_function_arg): ...this and use "rtx" instead of
405 "struct rtx_def *". Only split structures into chunks if
406 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
407 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
408 comparison with REAL_TYPE. Rename local variable REG to REGNO
409 and make it unsigned.
410 (function_arg_advance): Rename to...
411 (mips_function_arg_advance): ...this.
412 (function_arg_boundary): Rename to...
413 (mips_function_arg_boundary): ...this.
414 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
416 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
417 comparison with REAL_TYPE.
418 (mips_function_value): Remove the FUNC argument. Rename local
419 variable UNSIGNEDP to UNSIGNED_P.
420 (mips_return_in_memory): Use IN_RANGE.
421 (mips_setup_incoming_varargs): Pass a boolean rather than an int
422 to FUNCTION_ARG_ADVANCE.
423 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
424 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
425 SIZE and RSIZE if needed.
426 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
428 (build_mips16_function_stub): Rename to...
429 (mips16_build_function_stub): ...this.
430 (build_mips16_call_stub): Rename to...
431 (mips16_build_call_stub): ...this. Make static, and return a
432 "bool" rather than an "int". Rename the ARG_SIZE argument to
433 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
434 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
435 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
437 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
438 are not sibling ones.
439 (mips_emit_fcc_reload): Rename to...
440 (mips_expand_fcc_reload): ...this.
441 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
443 (mips_expand_unaligned_load): Rename to...
444 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
445 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
447 (mips_expand_unaligned_store): Rename to...
448 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
449 and BITPOS arguments type "HOST_WIDE_INT".
450 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
451 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
453 (mips_init_split_addresses): Replace with...
454 (mips_split_addresses_p): ...this new function.
455 (mips_init_relocs): Check mips_split_addresses_p () rather than
456 mips_split_addresses. Always initialize mips_split_p with booleans.
457 (print_operand_reloc): Rename to...
458 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
460 (print_operand): Rename to...
461 (mips_print_operand): ...this.
462 (print_operand_address): Rename to...
463 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
464 (mips_in_small_data_p): Simplify.
465 (mips_output_ascii): Remove the PREFIX argument and "register"
466 keywords. Use the STRING parameter directly and cast to
468 (mips16e_collect_argument_save_p): Use IN_RANGE.
469 (mips_function_has_gp_insn): Simplify.
470 (mips_set_return_address): Use BITSET_P.
471 (mips_restore_gp): Use a separate statement to pick the base
473 (mips_output_function_prologue): Use a local FRAME variable.
474 (mips_save_reg): Pass booleans to mips_subword.
475 (mips_expand_prologue): Use a local FRAME variable. Use
476 cprestore_size to detect when .cprestore is needed.
477 (mips_restore_reg): Use GP_REG_FIRST.
478 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
479 rather than "int". Use local FRAME and REGNO variables.
480 (mips_can_use_return_insn): Return a "bool" rather than an "int".
481 (mips_secondary_reload_class): Give the IN_P argument type "bool"
483 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
484 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
485 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
486 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
487 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
488 (builtin_description): Rename to...
489 (mips_builtin_description): ...this.
490 (mips_bdesc): Rename to...
491 (mips_ps_bdesc): ...this.
492 (sb1_bdesc): Rename to...
493 (mips_sb1_bdesc): ...this.
494 (dsp_bdesc): Rename to...
495 (mips_dsp_bdesc): ...this.
496 (dsp_32only_bdesc): Rename to...
497 (mips_dsp_32only_bdesc): ...this.
498 (bdesc_map): Rename to...
499 (mips_bdesc_map): ...this.
500 (bdesc_arrays): Rename to...
501 (mips_bdesc_arrays): ...this.
502 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
504 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
505 Rename local variables I and J to OPNO and ARGNO respectively.
506 Assert that the number of arguments is no more than the number of
508 (mips_expand_builtin_compare): Use an array of arguments rather
509 than an array of operands. Assert that the number of operands is
511 (add_constant): Rename to...
512 (mips16_add_constant): ...this. Use XNEW.
513 (dump_constants_1): Rename to...
514 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
515 (dump_constants): Rename to...
516 (mips16_emit_constants): ...this.
517 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
518 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
519 Assign mips16_p to was_mips16_p.
520 (mips_parse_cpu): Tweak warning message.
521 (override_options): Rename to...
522 (mips_override_options): ...this. Move the mips_cost initialization
523 out of the "shared with GAS" block. Quote option names in error
525 (mips_conditional_register_usage): Make local variable REGNO unsigned.
526 (mips_order_regs_for_local_alloc): Remove register keyword.
528 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
530 * system.h (IN_RANGE): Cast each argument individually.
532 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
534 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
535 MIPS16 code unless using o32 or o64.
537 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
539 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
540 for modes smaller than 4 bytes.
541 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
544 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
546 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
547 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
548 (ASM_OUTPUT_ALIGNED_BSS): Delete.
549 * config/mips/mips.c (mips_output_aligned_bss): Delete.
551 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
553 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
554 sibling calls to "mips16" functions if the function satisfies
555 const_call_insn_operand.
557 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
559 * config/mips/mips.c (mips_va_start): Fix types in calls
562 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
564 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
567 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
569 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
570 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
571 instead of checking mips_isa.
573 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
575 * doc/invoke.texi (-mpaired-single): Don't say that the option
576 requires 64-bit code.
577 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
578 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
579 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
580 V2SF if ISA_MIPS32R2.
581 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
582 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
583 to ISA_HAS_NMADD_NMSUB.
584 (mips_split_doubleword_move): Handle V2SF.
585 (mips_modes_tieable_p): New function.
586 (override_options): Report a warning rather than an error when
587 -mpaired-single is used on ISAs that don't support it; use
588 ISA_HAS_PAIRED_SINGLE to check that case.
589 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
590 and DF move splitters with a single MOVE64 splitter, thereby adding
592 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
593 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
594 (HALFMODE): Add V2SF.
595 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
596 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
597 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
598 (movv2sf_hardfloat_32bit): New pattern.
599 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
600 TARGET_DOUBLE_FLOAT conditions.
602 2007-10-20 Jakub Jelinek <jakub@redhat.com>
604 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
605 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
606 64-bit register in 64-bit libgcc.
608 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
610 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
611 * config/avr/avr.h (LINK_SPEC): Likewise.
612 (CRT_BINUTILS_SPECS): Likewsie.
613 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
615 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
617 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
618 and -Wfatal-errors together.
620 2007-10-20 Alan Modra <amodra@bigpond.net.au>
623 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
624 change for vrsave, ie restore after frame pop.
626 2007-10-19 David S. Miller <davem@davemloft.net>
628 * config/sparc/niagara2.md: Fix copyright notice.
630 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
632 PR tree-optimization/23820
633 PR tree-optimization/24309
634 PR tree-optimization/33766
635 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
636 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
637 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
638 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
639 * tree-loop-linear.c (perfect_loop_nest_depth): New.
640 (linear_transform_loops): Use perfect_loop_nest_depth.
641 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
642 should have a single condition: their exit.
644 2007-10-19 Richard Guenther <rguenther@suse.de>
648 * stor-layout.c (layout_type): Assert that aggregates do not
649 have their alias sets set.
650 * alias.c (get_alias_set): Return alias set zero for incomplete
651 types, return the alias set of the element for incomplete array
652 types, but do not remember these.
654 2007-10-19 Richard Guenther <rguenther@suse.de>
657 2007-10-19 Richard Guenther <rguenther@suse.de>
660 * tree.c (build_array_type): Do not re-layout unbound array
663 2007-10-19 Richard Guenther <rguenther@suse.de>
666 * tree.c (build_array_type): Do not re-layout unbound array
669 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
671 * config/mips/mips.c (mips_canonicalize_comparison): Check
672 mips_relational_operand_ok_p before trying to rewrite the test.
673 Only calculate PLUS_ONE if needed.
674 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
677 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
679 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
682 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
684 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
685 the call uses the incoming value of $2.
687 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
689 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
690 rather then gen_rtx_MEM.
691 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
693 (mips_set_return_address): Likewise.
694 (mips_restore_gp): Likewise.
696 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
698 * config/mips/mips.c (gpr_mode): Delete.
699 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
701 (mips_for_each_saved_reg): Likewise.
702 (mips_expand_prologue, mips_expand_epilogue): Likewise.
703 (override_options): Don't initialize gpr_mode.
704 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
706 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
708 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
710 (mips_class_max_nregs): Calculate the smallest consituent register
711 size and use that to determine an upper bound on the number of
714 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
716 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
718 (mips_expand_epilogue): ...here.
719 (mips_mdebug_abi_name): New function, split out from...
720 (mips_file_start): ...here.
721 (mips_hard_regno_mode_ok_p): New function, split out from...
722 (override_options): ...here.
723 (mips_expand_builtin_1): New function, split out from...
724 (mips_expand_buitin): ...here. Abort if we don't recognize
727 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
729 * config/mips/mips.c (build_mips16_function_stub): Load the
730 target address into $1 before transfering the arguments.
731 Don't use ".set noreorder".
732 (build_mips16_call_stub): Likewise.
734 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
736 * config/mips/mips.c (mips_output_32bit_xfer): New function.
737 (mips_output_64bit_xfer): Likewise.
738 (mips16_fp_args): Rename to...
739 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
740 with a DIRECTION argument. Use mips_output_32bit_xfer and
741 mips_output_64bit_xfer.
742 (build_mips16_function_stub): Update accordingly.
743 (mips16_fpret_double): Delete.
744 (build_mips16_call_stub): Update after above changes.
745 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
746 of mips16_fpret_double. Use GP_REG_RETURN.
748 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
750 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
751 use asm_out_file instead.
752 (build_mips16_function_stub): Likewise.
753 (build_mips16_call_stub, mips_output_function_prologue): Update
756 2007-10-18 David S. Miller <davem@davemloft.net>
758 Add Niagara-2 support.
759 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
760 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
761 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
762 (include): Add inclusion of niagara2.md
763 * config/sparc/sparc.c (niagara2_costs): New.
764 (sparc_override_options): Add niagara2 entry to cpu_default[]
765 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
766 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
767 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
768 (sparc_initialize_trampoline): Handle niagara2 like niagara.
769 (sparc64_initialize_trampoline): Likewise.
770 (sparc_use_sched_lookahead): Likewise.
771 (sparc_issue_rate): Likewise.
772 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
774 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
775 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
777 (PROCESSOR_NIAGARA2): New.
778 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
779 (BRANCH_COST): Likewise.
780 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
781 * config/sparc/sol2.h: Likewise.
782 * config/sparc/niagara2.md: New file.
784 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
786 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
788 (mips_compute_frame_info): Remove associated code.
789 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
791 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
793 * config/mips/mips-protos.h (compute_frame_size): Delete.
794 * config/mips/mips.h: Update comments.
795 * config/mips/mips.c (mips_frame_info): Remove initialized.
796 (compute_frame_size): Rename to...
797 (mips_compute_frame_info): ...this and make static. Remove the
798 SIZE argument and return no value. Remove the setting of initialized.
799 Update rest of file accordingly.
800 (mips_set_return_address): Don't call compute_frame_size.
801 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
802 Don't call compute_frame_size.
804 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
806 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
807 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
808 mips_hard_frame_pointer_required.
809 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
811 * config/mips/mips.c (mips_frame_pointer_required): New function.
813 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
815 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
816 and hard_frame_pointer_offset.
817 (mips_debugger_offset): Use hard_frame_pointer_offset.
818 (mips16e_collect_argument_save_p): Likewise.
819 (compute_frame_size): Initialize arg_pointer_offset and
820 hard_frame_pointer_offset.
821 (mips_initial_elimination_offset): Use them.
822 (mips_output_function_prologue): Use hard_frame_pointer_offset.
823 (mips_expand_prologue, mips_expand_epilogue): Likewise.
825 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
827 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
829 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
830 "unsigned int" rather than "int" and put them with the other
831 register-related fields. Put expanded comments above fields
832 rather than to their right.
833 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
834 with a NUM_REGS_PTR argument.
835 (mips16e_save_restore_pattern_p): Update accordingly.
836 (compute_frame_size): Clarify frame diagram. Rewrite.
838 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
840 * config/mips/mips-ftypes.def: New file.
841 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
842 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
843 (mips_function_type): Redefine using mips-ftypes.def.
844 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
845 (mips_builtin_vector_type): New function.
846 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
847 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
848 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
849 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
851 (mips_build_function_type): New function.
852 (mips_init_builtins): Use it to create types lazily.
854 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
856 * config/mips/mips.h (set_volatile): Delete.
857 * config/mips/mips.c (set_volatile): Delete.
858 (mips_print_operand_punctuation): New function, split out from
859 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
860 Use the same character ordering in the code and the comments.
861 Use a recursive call to handle '*'. Abort on unknown characters.
862 (mips_init_print_operand_punct): New function, split out from
864 (mips_print_int_branch_condition): New function, split out from
865 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
866 to report unexpected codes.
867 (mips_print_float_branch_condition): New function, split out from
868 print_operand. Use output_operand_lossage to report unexpected codes.
869 (print_operand): Rework to use a case statement. Use the
870 same letter ordering in the code and the comments. Use
871 output_operand_lossage to report unexpected codes and
872 reverse_condition to handle inverted branch conditions.
873 (override_options): Use mips_init_print_operand_punct.
875 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
877 * config/mips/mips.h: Move variable declarations to end of file and
878 enclose them all in #ifndef USED_FOR_TARGET.
879 * config/mips/mips.c: Reorder functions into more logical groups,
880 and so that callees appear before callers. Put the targetm
881 initializer at the end of the file. Remove forward static
882 declarations where possible.
883 (mips_init_builtins): Add "static" to definition.
884 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
886 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
888 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
889 (TARGET_MAX_ANCHOR_OFFSET): Delete.
890 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
891 (mips_set_mips16_mode): Initialize min_anchor_offset and
892 max_anchor_offset directly to constants.
894 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
896 * config/mips/mips.c: Delete trailing whitespace.
898 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
900 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
901 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
903 * config/mips/mips.md (load_call<mode>): Don't make the unspec
904 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
906 2007-10-18 David Daney <ddaney@avtrex.com>
908 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
909 reg_offset variable to calculate register locations.
911 2007-10-18 Richard Guenther <rguenther@suse.de>
913 * tree-ssa.c (uid_ssaname_map_eq): New function.
914 (uid_ssaname_map_has): Likewise.
915 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
916 * tree-flow.h (struct gimple_df): Make default_defs a
918 * tree-dfa.c (gimple_default_def): Deal with it.
919 (set_default_def): Likewise.
921 2007-10-18 Richard Guenther <rguenther@suse.de>
923 * tree-flow.h (struct gimple_df): Make referenced_vars
925 (uid_decl_map_eq): Declare.
926 (uid_decl_map_hash): Likewise.
927 * tree-ssa.c (uid_decl_map_eq): New function.
928 (uid_decl_map_hash): Likewise.
929 (init_tree_ssa): Make referenced_vars a uid_decl_map.
930 * tree-flow-inline.h (first_referenced_var): Deal with
931 the referenced_vars representation change.
932 (next_referenced_var): Likewise.
933 * tree-dfa.c (referenced_var_lookup): Likewise.
934 (referenced_var_check_and_insert): Likewise.
935 (remove_referenced_var): Likewise.
937 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
939 * config/mips/mips.c (mips_dwarf_register_span): New.
940 (TARGET_DWARF_REGISTER_SPAN): Define.
942 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
944 * config.gcc : update score-*-elf(extra_objs).
945 * config/score/mac.md : Remove.
946 * config/score/misc.md : Remove.
947 * config/score/score7.md : Remove.
948 * config/score/score-mdaux.h : Remove.
949 * config/score/score-mdaux.c : Remove.
950 * config/score/score-version.h : Remove.
951 * config/score/score-generic.md : New.
952 * config/score/score3.h : New.
953 * config/score/score3.c : New.
954 * config/score/score7.h : New.
955 * config/score/score7.c : New.
956 * config/score/mul-div.S : add flush_cache score3 support.
957 * config/score/elf.h : Fix some typos.
958 * config/score/score.md : merge score3 and score7 pattern.
959 * config/score/score.c : use to seperate which target it used.
960 * config/score/score.h : use to seperate the target macro.
961 * config/score/score.opt : remove -mmac option , add -mscore3,
962 -mscore3d and -march OPTION support.
964 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
966 * cfgexpand.c (expand_stack_vars): Add checking to make sure
967 that the offset of a variable is not greater than the size
970 2007-10-17 Anatoly Sokolov <aesok@post.ru>
972 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
973 atmega88p, atmega168p and atmega328p devices.
974 * config/avr/avr.h (LINK_SPEC): (Ditto.).
975 (CRT_BINUTILS_SPECS): (Ditto.).
976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
978 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
980 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
982 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
983 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
984 (print_insn): Move declaration to ...
985 * rtl.h (print_insn): ... here.
987 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
989 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
990 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
991 m68k_sched_branch_type): Move declarations to ...
992 * config/m68/m68k-protos.h: ... here.
994 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
996 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
998 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1000 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1001 * config/avr/avr.h (LINK_SPEC): Likewise.
1002 (CRT_BINUTILS_SPECS): Likewsie.
1003 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1005 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1007 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1008 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1009 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1011 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1014 * reg-stack.c (move_for_stack_reg): Swap input argument of
1015 UNSPEC_TAN insn to the top of the stack.
1017 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1021 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1022 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1023 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1024 immediate shift value.
1025 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1026 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1027 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1028 Remove macros for !__OPTIMIZE__ case.
1030 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1032 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1034 (perform_var_substitution): Only DFS from real nodes. Don't test
1036 (unite_pointer_equivalences): Fix broken test.
1038 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1040 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1041 altivec sp_offset. Rearrange sp_offset assignments to
1042 correspond to stack adjustments. Use frame_reg_rtx for
1043 SPE register restores. Correct SPE stack adjustment.
1045 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1047 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1048 * toplev.c (check_global_declaration_1): Use appropriate warning
1049 option instead of unnamed warning.
1050 * stor-layout.c (layout_decl): Likewise.
1051 * c-typeck.c (build_conditional_expr): Likewise.
1052 (build_compound_expr): Fix wrong comment.
1053 (build_binary_op): Use appropriate warning option instead of
1055 * cfgexpand.c (tree_expand_cfg): Likewise.
1056 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1057 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1058 (execute_warn_function_return): Likewise.
1059 * stmt.c (warn_if_unused_value): Likewise.
1061 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1063 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1064 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1066 (CRT_BINUTILS_SPECS): Likewsie.
1067 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1069 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1072 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1074 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1076 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1077 (fini_dce): Only release them for the fast pass.
1078 (end_ud_dce): Delete.
1079 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1080 Call fini_dce instead of end_ud_dce.
1081 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1082 (run_fast_df_dce): Reset df_in_progress to false on exit.
1084 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1085 Maxim Kuvyrkov <maxim@codesourcery.com>
1087 * target.h (unspec_may_trap_p): New target hook.
1088 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1089 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1091 * targhooks.h (default_unspec_may_trap_p): Declare it.
1092 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1093 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1094 * rtl.h (may_trap_p_1): Declare.
1096 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1097 override default hook implementation.
1098 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1101 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1103 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1104 options enabled by Wextra and mention Wuninitialized.
1106 2007-10-15 Nigel Stephens <nigel@mips.com>
1108 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1110 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1112 PR tree-optimization/33136
1113 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1115 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1117 PR tree-optimization/33735
1118 PR tree-optimization/33572
1119 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1120 2007-10-09's change.
1121 * except.c (duplicate_eh_regions): Don't look for prev_try
1122 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1124 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1127 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1128 __builtin_va_arg_pack-containing call stmt.
1130 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1132 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1135 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1137 PR tree-optimization/33619
1138 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1141 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1143 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1145 2007-10-15 Richard Guenther <rguenther@suse.de>
1147 * fold-const.c (extract_array_ref): Remove.
1148 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1149 generic address expression comparison folding. Remove
1150 the folding that used extract_array_ref.
1152 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1155 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1156 speculation type of insn can be changed before trying to do that.
1158 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1160 * dse.c (struct insn_info): Add 'frame_read' field.
1161 (scan_insn): For the call to a const function, set frame_read if
1162 reload has been run.
1163 If the insn reads the frame, kill the frame related stores.
1164 (scan_reads_nospill): Likewise.
1166 2007-10-14 Jason Merrill <jason@redhat.com>
1168 * tree-eh.c (optimize_double_finally): Don't assume that the
1169 cleanup we're duplicating is only one statement.
1171 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1173 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1174 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1175 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1176 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1177 tree-vect-transform.c: Fix comment typos.
1178 * doc/extend.texi: Fix a typo.
1180 * c-common.h: Remove the prototype for c_expand_body.
1181 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1182 * tree.h: Remove the prototype for fold_build_call_expr.
1184 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1186 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1188 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1190 * config/rs6000/aix53.h: New file.
1191 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1192 (TARGET_ALTIVEC_ABI): Same.
1193 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1194 (TARGET_ALTIVEC_ABI): Delete.
1195 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1196 stanza defaulting to aix5.3.
1198 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1200 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1201 (strmov): Use defined constants.
1202 (cmpstrnsi): Likewise.
1203 * config/i386/i386.c (decide_alg): Use defined constants.
1204 (ix86_expand_strlen): Likewise.
1206 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1208 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1209 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1210 (mode_for_reg_attrs, var_lowpart): New functions.
1211 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1212 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1213 or copy is known, set LOC to the SET that performs the set, instead
1215 (find_src_status, find_src_set_src): Remove LOC parameter.
1216 Replace INSN with the source value.
1217 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1218 handling MO_SET and MO_COPY. Update the calls to find_src_status
1219 and find_src_set_src.
1221 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1224 * config/i386/i386.md (strmov): Check for esi and edi usage.
1225 * config/i386/i386.c (decide_alg): Check whether we can use a
1226 rep prefix and adjust algorithm choice accordingly.
1227 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1229 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1231 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1233 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1235 * global.c (build_insn_chain): Formatting fixes.
1237 2007-10-12 Richard Guenther <rguenther@suse.de>
1239 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1240 combining both operands require either both have single uses
1241 or combining to a constant.
1243 2007-10-12 Richard Guenther <rguenther@suse.de>
1246 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1247 a rhs with side-effects or which is a load.
1248 (forward_propagate_into_cond): Also try combining both operands.
1250 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1252 PR tree-optimization/33742
1253 * tree-vect-transform.c (vectorizable_operation): Return false
1254 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1255 (vectorizable_call): Same for rhs_type and lhs_type.
1257 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1259 PR tree-optimization/33645
1260 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1261 pass it to walk_tree.
1262 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1263 When calling set_is_used on a VAR_DECL, if data is not NULL and
1264 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1265 DECL_INITIAL after clearing the bit in bitmap.
1266 (remove_unused_locals): Adjust mark_all_vars_used callers.
1267 Instead of removing unused global vars from unexpanded_var_list
1268 immediately record them in bitmap, call mark_all_vars_used on
1269 all used global vars from unexpanded_var_list and only purge
1270 global vars that weren't found used even during that step.
1272 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1274 * gthr-posix.h (__gthread_active_init): Create detached instead of
1275 joinable thread when testing whether threads are active on hppa-hpux.
1276 * gthr-posix95.h (__gthread_active_init): Likewise.
1278 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1281 * global.c (build_insn_chain): Include insn that occur between
1284 2007-10-11 Tom Tromey <tromey@redhat.com>
1286 * gengtype-yacc.y: Delete.
1288 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1290 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1291 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1292 function_value_32, function_value_64, function_value_ms_64,
1293 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1294 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1297 2007-10-11 Richard Guenther <rguenther@suse.de>
1299 * gcse.c (hash_scan_set): If the next nonnote insn is in
1300 a different basic block insert the set.
1302 2007-10-11 Richard Guenther <rguenther@suse.de>
1305 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1306 (verify_gimple_expr): Use it to verify pointer-to types for
1309 2007-10-11 Richard Guenther <rguenther@suse.de>
1312 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1313 the array element type.
1315 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1317 PR rtl-optimization/33638
1318 * dse.c (struct insn_info): Remove 'stack_read' field,
1319 add 'stack_pointer_based' field.
1320 (record_store): For a store with non-constant base, record
1321 whether it is stack pointer based.
1322 (scan_insn): For the call to a const function, remove stack
1323 pointer based stores from the list of local active stores.
1324 (scan_reads_nospill): Delete code dealing with const functions.
1326 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1328 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1330 (conflict_p, set_conflict, set_conflicts): Likewise.
1331 * global.c (global_alloc): Likewise.
1332 * ra.h: Update prototypes.
1334 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1336 * opth-gen.awk: Fixed generation of comment stating the origin
1339 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1342 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1343 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1344 and '%}', respectively.
1347 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1348 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1349 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1351 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1355 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1356 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1357 syntax for ASSEMBLER_DIALECT.
1358 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1360 2007-10-10 Revital Eres <eres@il.ibm.com>
1362 * modulo-sched.c (check_nodes_order): Dump the final order of
1364 (get_sched_window): Add dump info.
1365 (calculate_order_params): Dump order params of the nodes.
1367 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1370 * ra-conflict.c (record_one_conflict_between_regnos,
1371 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1372 (global_conflicts): Enhanced incorrect check.
1374 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1376 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1377 if flag_exceptions is not set.
1378 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1379 assemble_name rather than incorrectly emulating it.
1381 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1382 friends are removed from G++.
1384 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1386 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1387 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1388 enabling them is redundant. Don't check two times for
1391 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1393 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1395 (set_conflicts_for_earlyclobber): Likewise.
1396 (global_conflicts): Likewise.
1398 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1400 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1401 and '%}', respectively.
1403 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1405 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1406 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1408 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1411 2007-10-09 Richard Guenther <rguenther@suse.de>
1414 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1415 of referenced structure and component.
1417 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1420 * ra-conflict.c (record_one_conflict_between_regnos,
1421 set_conflicts_for_earlyclobber, global_conflicts): Improved
1423 (global_conflicts): Removed incorrect check.
1425 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1427 PR tree-optimization/33615
1428 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1429 if the statement might throw. Fix formatting.
1431 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1433 PR tree-optimization/33615
1434 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1435 if the rhs might throw.
1437 2007-10-09 Jan Hubicka <jh@suse.cz>
1439 * invoke.texi (align-threshold, align-loop-iterations): Document.
1440 * final.c: Include cfgloop.h, params.h
1441 (compute_alignments): Dump decisions and compare them with loop
1442 structure; honor given parameters.
1443 (pass_compute_alignments): New dump file.
1444 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1445 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1447 2007-10-09 James E. Wilson <wilson@specifix.com>
1449 PR tree-optimization/33655
1451 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1452 convert it to bitsizetype before size_binop call.
1454 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1456 PR tree-optimization/33572
1457 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1458 the absence of a corresponding edge from the exit block.
1460 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1463 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1465 (sra_build_assignment): Likewise. Set up mask depending on
1466 precision, not type.
1467 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1468 computing bit masks.
1469 (sra_build_elt_assignment): Don't view-convert from signed to
1471 (sra_explode_bitfield_assignment): Use bit-field type if
1472 possible. Use BYTES_BIG_ENDIAN.
1474 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1477 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1478 the original stmt can throw.
1479 (sra_build_bf_assignment): Fix type mismatch when applying negated
1482 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1484 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1485 '#pragma mark' to be executed at preprocessing time.
1487 2007-10-08 Ollie Wild <aaw@google.com>
1489 * varasm.c (compare_constant): Removed call to
1490 lang_hooks.expand_constant.
1491 (copy_constants): Removed call to lang_hooks.expand_constant.
1492 (compute_reloc_for_constant): Removed call to
1493 lang_hooks.expand_constant.
1494 (output_addressed_constants): Removed call to
1495 lang_hooks.expand_constant.
1496 (constructor_static_from_elts_p): Removed call to
1497 lang_hooks.expand_constant.
1498 (output_constant): Removed calls to lang_hooks.expand_constant.
1499 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1500 * langhooks-def.h (lhd_return_tree): Removed.
1501 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1502 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1503 * langhooks.c (lhd_return_tree): Removed.
1505 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1507 * combine.c (setup_incoming_promotions): Ensure that
1508 arguments that have not undergone mode promotions do not
1509 incorrectly get marked as being sign- or zero-extended.
1511 2007-10-08 Richard Guenther <rguenther@suse.de>
1516 * fold-const.c (fold_binary): Use correct types in folding
1517 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1518 and building of RROTATE_EXPR.
1520 2007-10-08 Richard Guenther <rguenther@suse.de>
1525 * fold-const.c (fold_binary): Use the correct types when
1526 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1527 (fold_binary): Use the correct types when folding
1528 (-A) - B to (-B) - A.
1529 (fold_unary): Use the correct types when folding ~(X).
1531 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1533 * doc/invoke.texi (Wall): fix formatting issues.
1535 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1537 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1538 truncated shift counts.
1540 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1542 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1543 syntax for ASSEMBLER_DIALECT.
1544 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1546 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1547 Nathan Froyd <froydnj@codesourcery.com>
1549 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1550 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1552 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1555 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1557 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1558 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1559 the function, temporarily point the debug interface to the null one.
1561 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1563 PR tree-optimization/33655
1565 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1568 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1570 PR tree-optimization/33572
1571 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1572 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1573 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1575 (copy_edges_for_bb): Handle nonlocal label edges.
1576 (make_nonlocal_label_edges): Deleted.
1577 (optimize_inline_calls): Don't call it.
1579 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1581 * gthr-single.h: Revert last change.
1583 2007-10-05 Michael Matz <matz@suse.de>
1586 * lower-subreg.c (decompose_multiword_subregs): Use
1587 validate_unshare_change().
1589 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1591 * ra-conflict.c: Include "sparseset.h".
1592 (conflicts): Change to HOST_WIDEST_FAST_INT.
1593 (allocnos_live): Redefine variable as a sparseset.
1594 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
1595 (allocno_row_words): Removed global variable.
1596 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1597 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1598 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1599 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1601 (record_one_conflict): Update uses of allocnos_live to use
1602 the sparseset routines. Use set_conflicts_p.
1603 (mark_reg_store): Likewise.
1604 (set_reg_in_live): Likewise.
1605 (global_conflicts): Update uses of allocnos_live.
1606 Use the new adjacency list to visit an allocno's neighbors
1607 rather than iterating over all possible allocnos.
1608 Call set_conflicts_p to setup conflicts rather than adding
1610 * global.c: Comments updated.
1611 (CONFLICTP): Delete define.
1612 (regno_compare): New function. Add prototype.
1613 (global_alloc): Sort the allocno to regno mapping according to
1614 which basic blocks the regnos are referenced in. Modify the
1615 conflict bit matrix to a compressed triangular bitmatrix.
1616 Only allocate the conflict bit matrix and adjacency lists if
1617 we are actually going to allocate something.
1618 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1619 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1620 allocno's neighbors rather than iterating over all possible allocnos.
1621 (mirror_conflicts): Removed function.
1622 (dump_conflicts): Iterate over regnos rather than allocnos so
1623 that all dump output will be sorted by regno number.
1624 Use the FOR_EACH_CONFLICT macro.
1625 * ra.h: Comments updated.
1626 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1627 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
1628 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1629 (adjacency_list_d, adjacency_iterator_d): New types.
1630 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1631 adjacency_iter_next, regno_basic_block): New static inline functions.
1632 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1633 (conflict_p): Add function prototype.
1634 * sparseset.h, sparseset.c: New files.
1635 * Makefile.in (OBJS-common): Add sparseset.o.
1636 (sparseset.o): New rule.
1638 2007-10-05 Richard Guenther <rguenther@suse.de>
1641 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1644 2007-10-05 Michael Matz <matz@suse.de>
1647 * function.c (match_asm_constraints_1): Check for input
1648 being used in the outputs.
1650 2007-10-05 Richard Guenther <rguenther@suse.de>
1652 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1654 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1657 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1658 subset checks. Make the cost of FPR -> FPR moves depend on
1659 mips_mode_ok_for_mov_fmt_p.
1661 2007-10-04 Doug Kwan <dougkwan@google.com>
1663 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1664 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1665 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1666 support of conditional variables.
1667 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1668 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1669 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1670 support of conditional variables.
1671 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1672 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1673 conditional variables.
1674 * gthr.h: Update comments to document new interface.
1676 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1678 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1681 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1683 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1685 2007-10-04 Richard Guenther <rguenther@suse.de>
1688 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1689 does not need to be of INTEGER_TYPE.
1690 (verify_gimple_2): New function split out from ...
1691 (verify_gimple_1): ... here. ICE if there was an error during
1694 2007-10-04 Michael Matz <matz@suse.de>
1696 PR rtl-optimization/33653
1697 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1698 * dse.c (scan_insn): Same.
1700 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1702 * config.gcc: Remove USE_GAS for m68k targets.
1704 2007-10-04 Richard Guenther <rguenther@suse.de>
1706 PR tree-optimization/33627
1707 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1708 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1710 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1711 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1713 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1715 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1716 commands_in_epilogues): Remove variables.
1717 (avr_file_start): Remove unneded initializations of commands_in_file,
1718 commands_in_prologues and commands_in_epilogues variables.
1719 (avr_file_end): Remove dead code.
1721 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1723 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1724 MOTOROLA is to true.
1726 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1729 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1730 (mips_split_doubleword_move): ...this.
1731 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1732 use natural endianness for multi-format FPR values.
1733 (mips_split_64bit_move): Rename to...
1734 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1735 Use move_doubleword_fpr* patterns for moves involving FPRs.
1736 (mips_save_reg): Update the call to mips_split_64bit_move.
1737 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1738 nonzero constant into an FPR if the constant can be forced to memory.
1739 * config/mips/mips.md: Update the splitter calls to
1740 mips_split_64bit_move.
1741 (UNSPEC_LOAD_DF_LOW): Rename to...
1742 (UNSPEC_LOAD_LOW): ...this.
1743 (UNSPEC_LOAD_DF_HIGH): Rename to...
1744 (UNSPEC_LOAD_HIGH): ...this.
1745 (UNSPEC_STORE_DF_HIGH): Rename to...
1746 (UNSPEC_STORE_WORD): ...this.
1747 (SPLITF): New mode iterator.
1748 (HALFMODE): New mode attribute.
1749 (movtf): New expander.
1750 (*movtf_internal): New define_insn_and_split.
1751 (move_doubleword_fpr<mode>): New expander.
1752 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1754 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1755 (mfhc1<mode>): ...these more general patterns.
1757 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1759 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1761 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1763 * gcse.c (hash_scan_set): Insert set in insn before note at
1764 the end of basic block.
1766 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1768 PR tree-optimization/33576
1769 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1770 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1771 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1772 (remove_iv): Declared.
1773 * lambda-code.c (remove_iv): Not static.
1774 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1775 Don't remove ivs there, save ivs in the buffer.
1777 2007-10-03 Jason Merrill <jason@redhat.com>
1780 * tree-eh.c (same_handler_p): New fn.
1781 (optimize_double_finally): New fn.
1782 (refactor_eh_r): New fn.
1783 (refactor_eh): New fn.
1784 (pass_refactor_eh): New pass.
1785 * tree-pass.h: Declare it.
1786 * passes.c (init_optimization_passes): Add it.
1788 2007-10-03 Doug Kwan <dougkwan@google.com>
1789 Richard Guenther <rguenther@suse.de>
1792 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1793 be conservative instead.
1795 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1798 * doc/invoke.texi (-fwhole-program): Document that Fortran
1799 doesn't support this option.
1801 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1804 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1807 2007-10-02 David Daney <ddaney@avtrex.com>
1809 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1810 against constant zero.
1811 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1814 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1816 * ra-conflict.c: New file.
1818 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1819 usage to DF_LIVE usage.
1820 (reload): Remove reference to df_get_live_top.
1821 * rtlanal.c (subreg_nregs_with_regno): New function.
1822 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1823 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1824 (df_has_eh_preds): Removed.
1825 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1826 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1828 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1829 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1830 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1831 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1832 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1833 (global_alloc): Turn off rescanning insns after call to
1834 global_conflicts and added call to set_preferences.
1835 (global_conflicts): Moved to ra-alloc.c.
1836 (set_preferences_1, set_preferences): New function.
1837 (mirror_conflicts): Changed types for various variables.
1838 (mark_elimination): Change DF_RA_LIVE
1839 usage to DF_LIVE usage.
1840 (build_insn_chain): Rewritten from scratch and made local.
1841 (print_insn_chain, print_insn_chains): New functions.
1842 (dump_conflicts): Do not print conflicts for fixed_regs.
1843 (rest_of_handle_global_alloc): Turn off insn rescanning.
1844 * hard-reg-set.h: Fixed comment.
1845 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1846 usage to DF_LIVE usage and delete refs to TOP sets.
1847 (block_alloc): Mark regs as live if they are in the artificial
1848 defs at top of block.
1849 (find_stack_regs): New function.
1850 (rest_of_handle_local_alloc): Changed urec problem to live
1851 problem and do not turn off df rescanning.
1852 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1853 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1854 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1855 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1856 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1857 fields in df_ref_flags. The rest have been renumbered.
1858 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1860 * rtl.h (subreg_nregs_with_regno): New function.
1861 * df-problems.c: (df_get_live_out, df_get_live_in,
1862 df_get_live_top): Removed reference to DF_RA_LIVE.
1863 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1864 df_live_alloc, df_live_reset, df_live_local_finalize,
1865 df_live_free): Make top set only if different from in set.
1866 (df_lr_top_dump, df_live_top_dump): Only print top set if
1867 different from in set.
1868 (df_lr_bb_local_compute): Removed unnecessary check.
1869 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1870 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1871 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1872 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1873 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1874 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1875 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1876 df_urec_add_problem): Removed.
1877 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1879 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1880 * basic_block.h (bb_has_abnormal_pred): New function.
1881 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1882 usage to DF_LIVE usage.
1884 2007-10-02 Revital Eres <eres@il.ibm.com>
1886 * config/rs6000/predicates.md (easy_vector_constant): Return false
1887 for 750CL paired vectors.
1888 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1890 (vec_initv2sf): Add new description.
1891 (vconcatsf): Likewise.
1892 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1893 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1895 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1897 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1898 sinking the last stmt in a BB.
1900 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1903 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1904 (sra_hash_tree): Handle BIT_FIELD_REFs.
1905 (sra_elt_hash): Don't hash bitfld blocks.
1906 (sra_elt_eq): Skip them in parent compares as well. Handle
1908 (build_element_name_1): Handle BIT_FIELD_REFs.
1909 (instantiate_element): Propagate nowarn from parents. Create
1910 BIT_FIELD_REF for variables that are widened by scalarization.
1911 Gimple-zero-initialize all bit-field variables that are not
1912 part of parameters that are going to be scalarized on entry.
1913 (instantiate_missing_elements_1): Return the sra_elt.
1914 (canon_type_for_field): New.
1915 (try_instantiate_multiple_fields): New. Infer widest possible
1916 access mode from decl or member type, but clip it at word
1917 size, and only widen it if a field crosses an alignment
1919 (instantiate_missing_elements): Use them.
1920 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1921 (scalar_bitfield_p): New.
1922 (sra_build_assignment): Optimize assignments from scalarizable
1923 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1926 (sra_build_bf_assignment): New. Optimize assignments to
1927 scalarizable BIT_FIELD_REFs.
1928 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1929 assignments to full variables.
1930 (generate_copy_inout): Use the new macros and functions.
1931 (generate_element_copy): Likewise. Handle bitfld differences.
1932 (generate_element_zero): Don't recurse for blocks. Use
1933 sra_build_elt_assignment.
1934 (generate_one_element_init): Take elt instead of var. Use
1935 sra_build_elt_assignment.
1936 (generate_element_init_1): Adjust.
1937 (bitfield_overlap_info): New struct.
1938 (bitfield_overlaps_p): New.
1939 (sra_explode_bitfield_assignment): New. Adjust widened
1940 variables to account for endianness.
1941 (sra_sync_for_bitfield_assignment): New.
1942 (scalarize_use): Re-expand assignment to/from scalarized
1943 BIT_FIELD_REFs. Explode or sync needed members for
1944 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1945 (scalarize_copy): Use REPLDUP.
1946 (scalarize_ldst): Move assert before dereference. Adjust EH
1948 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1950 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1952 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1953 Rename CR_* constants to CMP_*. Fix spacing.
1955 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1958 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1959 to be processed with the special script doc/install.texi2html.
1961 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1963 * doc/invoke.texi (Wall): List the options enabled by Wall.
1964 (Wstrict-aliasing): Add missing @option.
1966 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1968 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1969 rather than gen_lowpart to change a register from DImode to DFmode.
1970 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1971 both FROM and TO are integer modes that are no bigger than 4 bytes.
1972 (mips_mode_ok_for_mov_fmt_p): New function.
1973 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1974 (mips_secondary_reload_class): Tweak formatting and comments.
1975 Use reg_class_subset_p instead of direct comparisons with
1976 classes. Only allow direct FPR<->FPR moves for modes that
1977 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1978 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1979 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1980 (*movdi_64bit): Likewise.
1981 (*movsi_internal): Likewise.
1982 (*movhi_internal): Likewise.
1983 (*movqi_internal): Likewise.
1985 2007-09-30 Diego Novillo <dnovillo@google.com>
1988 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1991 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
1993 PR tree-optimization/33597
1994 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
1995 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
1997 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
1999 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2000 instead of variants of (!reload_in_progress && !reload_completed).
2001 (x86_expand_vector_move): Ditto.
2003 2007-09-28 Ollie Wild <aaw@google.com>
2006 2007-09-27 Ollie Wild <aaw@google.com>
2008 * varasm.c (compare_constant): Removed call to
2009 lang_hooks.expand_constant.
2010 (copy_constants): Removed call to lang_hooks.expand_constant.
2011 (compute_reloc_for_constant): Removed call to
2012 lang_hooks.expand_constant.
2013 (output_addressed_constants): Removed call to
2014 lang_hooks.expand_constant.
2015 (constructor_static_from_elts_p): Removed call to
2016 lang_hooks.expand_constant.
2017 (output_constant): Removed calls to lang_hooks.expand_constant.
2018 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2019 * langhooks-def.h (lhd_return_tree): Removed.
2020 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2021 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2022 * langhooks.c (lhd_return_tree): Removed.
2024 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2027 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2028 argument to gen_selb.
2030 2007-09-28 Chao-ying Fu <fu@mips.com>
2032 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2033 * doc/libgcc.texi (Fixed-point fractional library routines):
2034 Fix typos for neg and cmp functions.
2036 2007-09-28 Michael Matz <matz@suse.de>
2038 PR rtl-optimization/33552
2039 * function.c (match_asm_constraints_1): Check for overlap in
2040 inputs and replace all occurences.
2042 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2044 * config/mips/mips.c (override_options): Fix comment typo.
2046 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2048 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2049 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2050 * config/bfin/t-bfin-linux (crti.o): Don't build.
2052 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2053 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2055 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2057 2007-09-27 Ollie Wild <aaw@google.com>
2059 * varasm.c (compare_constant): Removed call to
2060 lang_hooks.expand_constant.
2061 (copy_constants): Removed call to lang_hooks.expand_constant.
2062 (compute_reloc_for_constant): Removed call to
2063 lang_hooks.expand_constant.
2064 (output_addressed_constants): Removed call to
2065 lang_hooks.expand_constant.
2066 (constructor_static_from_elts_p): Removed call to
2067 lang_hooks.expand_constant.
2068 (output_constant): Removed calls to lang_hooks.expand_constant.
2069 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2070 * langhooks-def.h (lhd_return_tree): Removed.
2071 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2072 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2073 * langhooks.c (lhd_return_tree): Removed.
2075 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2078 * expr.c (emit_group_load_1): Split constant double when destination
2079 length is half source length.
2081 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2083 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2084 (mips_cpu_info): Add tune_flags.
2085 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2086 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2088 (override_options): Remove deprecation code. Use branch-likely
2089 instructions for optimize_size or if the tuning flags do not
2090 suggest otherwise. Tweak warning.
2091 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2093 2007-09-27 Matthias Klose <doko@ubuntu.com>
2095 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2096 multilib osdirname if it exists.
2097 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2099 2007-09-27 Ian Lance Taylor <iant@google.com>
2101 PR tree-optimization/33565
2102 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2103 assignments of comparisons.
2104 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2105 parameter. Change caller. Defer overflow warnings around call to
2107 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2108 TREE_NO_WARNING is set on the statement.
2109 * tree-ssa-forwprop.c
2110 (tree_ssa_forward_propagate_single_use_vars): Don't test
2111 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2112 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2114 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2116 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2117 reduce offset by units of 0x10000 for SPE vector modes or modes
2118 used with E500 double instructions.
2120 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2122 * simplify-rtx.c (comparison_result): New.
2123 (simplify_const_relational_operation): Use it instead of the five
2124 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2125 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2126 optimizations. Extract nonzero_address_p optimizations into a
2127 separate "if" together with optimizations where op1 is const0_rtx.
2128 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2129 floating-point arguments too when appropriate. Hoist test for ABS
2130 outside the final switch statement.
2131 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2132 folded_arg0 if we found a constant equivalent. Remove
2133 transformations done in simplify-rtx.c for "op0 RELOP op0".
2135 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2137 * builtins.c (expand_builtin, expand_builtin_object_size,
2138 expand_builtin_memory_chk, maybe_emit_chk_warning,
2139 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2141 * expr.c (expand_expr_real_1): Likewise.
2142 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2143 (lhd_print_error_function): Add third argument.
2144 * langhooks.h (struct diagnostic_info): Add forward decl.
2145 (struct lang_hooks): Add third argument to print_error_function.
2146 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2147 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2149 (diagnostic_report_current_function): Likewise.
2150 * toplev.c (announce_function): Pass NULL as second argument to
2151 diagnostic_set_last_function.
2152 * diagnostic.c (diagnostic_report_current_function): Add second
2153 argument, pass it as third argument to lang_hooks.print_error_function.
2154 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2155 to diagnostic_report_current_function.
2156 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2157 and message.abstract_origin.
2158 (verbatim): Initialize abstract_origin.
2159 * pretty-print.h (text_info): Add abstract_origin field.
2160 * pretty-print.c (pp_base_format): Handle %K.
2161 * langhooks.c (lhd_print_error_function): Add third argument. If
2162 diagnostic->abstract_origin, print virtual backtrace.
2163 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2164 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2165 (init_dynamic_diag_info): Likewise.
2167 2007-09-26 David Daney <ddaney@avtrex.com>
2170 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2171 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2172 sync_old_nand<mode>, sync_new_nand<mode>,
2173 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2174 Update length attributes.
2175 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2176 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2178 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2179 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2180 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2183 2007-09-26 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/33563
2186 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2187 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2189 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2190 get_use_of_stmt_lhs.
2192 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2195 * c-common.c (complete_array_type): Diagnose too-large arrays and
2196 set type to error_mark_node.
2198 2007-09-26 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/30375
2201 PR tree-optimization/33560
2202 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2206 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2208 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2209 (dse_global_data): Add aggregate_vardecl field.
2210 (dse_possible_dead_store_p): New.
2211 Add prev_defvar variable.
2212 Allow immediate uses and previous immediate uses to differ
2213 if they are setting different parts of the whole.
2214 (get_aggregate_vardecl): New.
2215 (dse_record_partial_aggregate_store): New.
2216 (dse_whole_aggregate_clobbered_p): New.
2217 (dse_partial_kill_p): New.
2218 Call dse_maybe_record_aggregate_store().
2219 When checking whether a STMT and its USE_STMT refer to the
2220 same memory address, check also for partial kills that clobber
2222 Move some variable definitions to the block where they are used.
2223 (aggregate_vardecl_hash): New.
2224 (aggregate_vardecl_eq): New.
2225 (aggregate_vardecl_free): New.
2226 (aggregate_whole_store_p): New.
2227 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2228 Mark which aggregate stores we care about.
2230 2007-09-25 DJ Delorie <dj@redhat.com>
2233 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2236 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2239 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2240 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2241 for vector int32 -> int64 conversions. Don't write beyond the end
2242 of the allocated vector for int32 -> int64 conversions.
2244 2007-09-25 Revital Eres <eres@il.ibm.com>
2246 * config/rs6000/paired.h (paired_sel): New.
2247 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2248 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2249 when expanding selv2sf.
2250 * config/rs6000/rs6000.h (rs6000_builtins): Add
2251 PAIRED_BUILTIN_SELV2SF4.
2253 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2256 * c-typeck.c (default_conversion): Call require_complete_type
2257 before perform_integral_promotions.
2258 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2259 (build_c_cast): Call require_complete_type except for casts to
2261 (convert_for_assignment): Call require_complete_type.
2263 2007-09-25 Revital Eres <eres@il.ibm.com>
2265 * config/spu/spu.md: Fix doloop pattern.
2267 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2269 * config/bfin/bfin.c (expand_prologue_reg_save,
2270 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
2272 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2273 ... from here. New argument ALL; callers changed.
2274 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2275 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2276 have the "saveall" attribute.
2278 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2280 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2282 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2283 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2284 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2286 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2287 with REG_P tests before REGNO access.
2289 2007-09-24 DJ Delorie <dj@redhat.com>
2292 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2294 (movqicc_<code>_<mode>): Likewise.
2295 (movhicc_<code>_<mode>): Likewise.
2297 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2300 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2301 register for reload.
2303 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2306 * config/i386/i386.c (ix86_comp_type_attributes): Check
2309 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2311 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2312 "move.l %a4,%a4" to produce nops.
2313 * config/m68k/m68k.c (override_options): Reset align options,
2314 if neccessary align macro isn't avaible.
2316 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2318 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2320 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2322 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2324 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2325 reload is completed.
2326 (peephole pattern): Convert most of them to RTL peephole pattern.
2328 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2330 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2331 (moved from fp compare patterns).
2332 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2333 Cleanup predicates to relieve reload.
2334 (conditional_trap): Reject conditional trap with fp condition.
2335 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2336 certain constants early.
2338 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2340 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2342 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2344 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2345 Allow --with-tune=cell and --with-cpu=cell.
2347 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2349 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2350 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2352 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2354 (TARGET_BUILTIN_RECIPROCAL): Use it.
2355 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2356 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2357 (rs6000_emit_swrsqrtsf): New.
2358 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2360 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2361 (divsf3): Remove swdiv support.
2364 (rsqrt_internal1): New.
2365 (divdf3): Remove swdiv support.
2368 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2371 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2373 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2374 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2375 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2376 lang_hooks.type.type_hash_eq in addition to generic tests.
2378 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2379 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2381 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2382 reflect the cost per call to a target specific builtin.
2383 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2384 call to a target specific builtin, then use target_builtin_call_cost.
2385 (init_inline_once): Initialize target_builtin_call_cost field.
2387 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2390 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2393 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2395 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2396 * configure: Regenerated.
2398 2007-09-23 Ollie Wild <aaw@google.com>
2400 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2402 (get_pointer_modulus_and_residue): New function.
2404 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2406 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2407 combine an SC return value into a single register.
2409 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2411 * opth-gen.awk (target_flags_explicit): Declare.
2412 * toplev.h (target_flags_explicit): Delete declaration.
2413 * toplev.c (target_flags): Likewise.
2414 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2415 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2416 Never return true for TARGET_MIPS16.
2417 * config/mips/mips.c (mips_llsc): Delete.
2418 (mips_handle_option): Remove -mllsc handling.
2419 (mips_strip_unspec_address): Tweak comment.
2420 * config/mips/mips.opt (mllsc): Use a target mask.
2422 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2424 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2425 word_mode as well as Pmode.
2427 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2429 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2430 parameters from word_mode to the subword type if such a truncation
2433 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2435 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2436 * configure: Regenerated.
2438 2007-09-23 Jan Hubicka <jh@suse.cz>
2440 * params.def (INLINE_CALL_COST): Set to 12.
2441 * invoke.texi (inline-call-cost): Update default value.
2443 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2445 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2447 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2448 Revital Eres <eres@il.ibm.com>
2450 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2451 checks whether the count_reg is found outside the control part.
2453 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2455 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2456 instead of checking CALL_EXPR_FN directly to test for builtins.
2457 If error or warning attributes are present, print
2458 error resp. warning.
2459 * c-common.c (handle_error_attribute): New function.
2460 (c_common_attribute_table): Add error and warning
2462 * doc/extend.texi: Document error and warning attributes.
2464 * tree.h (block_nonartificial_location): New prototype.
2465 * tree.c (block_nonartificial_location): New function.
2466 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2467 if artificial attribute is present on abstract inline decl.
2468 * c-common.c (handle_artificial_attribute): New function.
2469 (c_common_attribute_table): Add artificial attribute.
2470 * final.c (override_filename, override_linenum): New variables.
2471 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2472 and override_linenum if inside of a block inlined from
2473 __attribute__((__artificial__)) function.
2474 (notice_source_line): Honor override_filename and override_linenum.
2475 * doc/extend.texi: Document __attribute__((__artificial__)).
2476 * config/i386/emmintrin.h: Add __artificial__ attribute to
2477 all __always_inline__ functions.
2478 * config/i386/mmintrin.h: Likewise.
2479 * config/i386/tmmintrin.h: Likewise.
2480 * config/i386/mm3dnow.h: Likewise.
2481 * config/i386/pmmintrin.h: Likewise.
2482 * config/i386/ammintrin.h: Likewise.
2483 * config/i386/xmmintrin.h: Likewise.
2484 * config/i386/smmintrin.h: Likewise.
2485 * config/i386/bmmintrin.h: Likewise.
2486 * config/i386/mmintrin-common.h: Likewise.
2489 * expr.c (expand_constructor): New function.
2490 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2491 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2494 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2496 * config/mips/mips.c (dump_constants_1): Generalize to include
2497 fractional and accumulator modes.
2499 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2501 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2502 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2504 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2505 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2507 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2509 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2511 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2512 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2514 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2515 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2516 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2518 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2520 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2521 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2522 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2524 2007-09-22 Jason Merrill <jason@redhat.com>
2527 * attribs.c (lookup_attribute_spec): Split out...
2528 (decl_attributes): From here.
2529 * tree.h: Declare it.
2531 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2533 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2535 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2537 * tree-inline.c (remap_type_1): Correctly chain variants.
2539 2007-09-22 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/33146
2542 * fold-const.c (fold_binary): Use the original tree
2544 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2545 also changes "sign".
2547 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2550 * except.c (finish_eh_generation): Call commit_edge_insertions if
2551 there are insns queued on the entry edge.
2552 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2555 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2557 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2559 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2561 * gcc/config/i386/i386.c: Delete trailing whitespace.
2562 * gcc/config/i386/i386.h: Ditto.
2563 * gcc/config/i386/bmmintrin.h: Ditto.
2564 * gcc/config/i386/sync.md: Ditto.
2565 * gcc/config/i386/ppro.md: Ditto.
2566 * gcc/config/i386/mmx.md: Ditto.
2567 * gcc/config/i386/constraints.md: Ditto.
2568 * gcc/config/i386/sse.md: Ditto.
2569 * gcc/config/i386/athlon.md: Ditto.
2570 * gcc/config/i386/i386.md: Ditto.
2572 2007-09-21 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/33508
2575 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2576 quadratic loop by keeping a bitmap of variables we have
2577 to clobber all subvariables for.
2578 (set_initial_properties): Likewise.
2580 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2582 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2584 2007-09-20 Nigel Stephens <nigel@mips.com>
2585 Chao-ying Fu <fu@mips.com>
2587 * c-decl.c (finish_declspecs): When _Sat is used without
2588 _Fract or _Accum, set the default type to cts_fract.
2589 This avoids a warning of "type defaults to int".
2591 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2593 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2594 bit-fields wider than one bit.
2596 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2599 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2601 * dbxout.c (dbxout_type): Likewise.
2605 * gimplify.c (gimplify_vla_decl): New function.
2606 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2608 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2610 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2612 * doc/invoke.texi (-minterlink-mips16): Document.
2613 * config/mips/mips.opt (minterlink-mips16): New option.
2614 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2617 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2619 * doc/extend.texi (Attribute Syntax): Remove old speculative
2622 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2624 * combine.c: Include cgraph.h.
2625 (setup_incoming_promotions): Rework to allow more aggressive
2626 elimination of sign extensions when all call sites of the
2627 current function are known to lie within the current unit.
2629 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2631 * dse.c (find_shift_sequence): No-op rework of control flow.
2633 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2635 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2636 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2638 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2640 * cfgexpand.c (dump_stack_var_partition): Use the correct
2641 index for the offset.
2643 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2645 * config/mips/sde.h: Switch to GPLv3.
2647 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2649 * tree-sra.c (decide_block_copy): Decide if there are groups.
2651 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2653 * config/m68k/m68k.c (output_move_himode): Remove jump table
2655 config/m68k/m68k.md (lea): Likewise.
2656 * config/m68k/m68k.c (print_operand_address): Use simple pc
2657 relative addressing.
2659 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2661 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2662 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2664 (asm_insn_count): Pass template as second argument to it.
2665 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2666 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2667 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2668 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2669 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2670 (sh_insn_length_adjustment): Pass template as second argument to it.
2671 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2673 * config/bfin/bfin.md (define_asm_attributes): New.
2675 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2677 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2679 * config/bfin/print-sysroot-suffix.sh: New.
2680 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2681 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2682 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2683 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2684 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2685 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2686 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2687 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2688 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2689 (linux-sysroot-suffix.h): New target.
2690 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2691 (mspecld-anomaly): Likewise.
2692 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2693 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2694 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2695 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2696 (bfin_si_revision): Declare.
2697 (bfin_workarounds): Declare.
2698 (WA_SPECULATIVE_LOADS): Define.
2699 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2700 (WA_SPECULATIVE_SYNCS): Define.
2701 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2702 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2703 (LIB_SPEC): Add %s to the linker scripts.
2704 Use proper linker script for bf522, bf525, bf527,
2705 bf538, bf539, bf542, bf544, bf548, and bf549.
2706 * config/bfin/bfin.c (bfin_si_revision): Define.
2707 (bfin_workarounds): Define.
2708 (struct bfin_cpu): New.
2710 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2711 (override_options): Set bfin_workarounds.
2712 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2713 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2714 ENABLE_WA_SPECULATIVE_LOADS.
2715 (bfin_reorg): Likewise.
2716 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2717 macros for bf522, bf525, bf527, bf538, bf539,
2718 bf542, bf544, bf548, and bf549.
2719 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2720 Don't define __ID_SHARED_LIB__ when -msep-data.
2721 (TARGET_DEFAULT): Define as 0.
2722 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2723 * doc/invoke.texi (Blackfin Options): Document silicon
2724 revision part of -mcpu option and it now accepts bf522, bf525,
2725 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2727 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2729 * alias.c (memory_modified_1): Deconstify.
2730 (memory_modified_in_insn_p): Don't use const_note_stores.
2731 * rtl.h (const_note_stores): Delete.
2732 * rtlanal.c (const_note_stores): Likewise.
2734 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2736 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2739 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2743 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2744 (addsi_small_int): Likewise.
2745 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2746 (one_cmplsi2): Likewise.
2748 (enter_func): Expand insn using hard_frame_pointer_rtx and
2751 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2752 hard_frame_pointer_rtx instead of using REGNO() check.
2753 Properly sign extend GEN_INT() argument.
2755 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2757 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2759 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2760 alternatives with just jcc.
2761 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2762 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2763 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2764 dbge_hi, dbge_si): Likewise.
2766 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2768 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2769 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2770 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2771 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2772 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2774 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2776 * config/m68k/m68k-devices.def (51qe): New device.
2777 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2778 to all uses of FL_FOR_isa_c for compatibility.
2779 (all_microarchs): Add cfv1 microarchitecture.
2780 (m68k_handle_option): Handle m51qe option.
2781 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2782 (TUNE_CFV1): New macro.
2783 (enum uarch_type): Add ucfv1.
2784 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2786 2007-09-18 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/31863
2789 * tree-ssa-structalias.c (create_variable_info_for): Always
2790 free the fieldstack.
2792 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2794 * opts.c (decode_options): Enable vectorization under -O3.
2796 2007-09-18 Richard Guenther <rguenther@suse.de>
2798 PR tree-optimization/33340
2799 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2800 SSA_NAMEs that occur in abnormal PHI nodes.
2802 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2804 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2805 Don't use const_get_call_expr_in.
2806 * tree-gimple.c (const_get_call_expr_in): Delete.
2807 * tree-gimple.h (const_get_call_expr_in): Likewise.
2809 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2811 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2812 not yet have a basic block.
2813 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2815 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2817 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2818 to both ".section"s.
2820 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2822 * config/mips/mips.c (mips_output_mi_thunk): Use
2823 mips_function_ok_for_sibcall and const_call_insn_operand
2824 to determine if a direct sibcall is allowed. Use
2825 mips_classify_symbol to determine a global pointer is needed.
2827 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2829 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2831 2007-09-17 Chao-ying Fu <fu@mips.com>
2832 Nigel Stephens <nigel@mips.com>
2834 * config/fixed-bit.h: New file.
2835 * config/fixed-bit.c: New file.
2836 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2838 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2840 * c-format.h (format_kind_info): Add alloc_char field.
2841 * c-format.c (scanf_flag_specs): Add 'm'.
2842 (scanf_flag_pairs): Add 'a', 'm' pair.
2843 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2844 (format_types_orig): Add alloc_char fields.
2845 (check_format_info_main): Rename aflag to alloc_flag.
2846 Handle fki->alloc_char. modifier after width and before length
2847 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2848 length modifiers as well.
2849 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2852 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2853 returned by build_call_expr.
2855 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2857 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2858 NULL for variable-sized records too.
2859 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2861 2007-09-17 Tom Tromey <tromey@redhat.com>
2863 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2864 (c_builtin_function): Likewise.
2865 (grokdeclarator): Likewise.
2867 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2869 PR rtl-optimization/26449
2870 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2871 (seq_insns_valid_p): Removed.
2873 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2875 * tree-nomudflap.c (gate_mudflap): New static function.
2876 (pass_mudflap_1): Use it as gate function.
2877 (pass_mudflap_2): Likewise.
2879 2007-09-17 Jan Hubicka <jh@suse.cz>
2883 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2885 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2887 PR tree-optimization/33319
2888 * tree-vect-analyze.c (vect_same_range_drs): New.
2889 (vect_vfa_range_equal): New.
2890 (vect_is_duplicate_ddr): Removed.
2891 (vect_mark_for_runtime_alias_test): Do not perform marking when
2892 optimizing for size or max_param for alias checking is zero.
2893 Move the function before vect_analyze_data_ref_dependence.
2894 (vect_analyze_data_ref_dependence): Add call to
2895 vect_mark_for_runtime_alias_test in two cases when dependence
2897 (vect_analyze_data_ref_dependences): Do not call to
2898 vect_mark_for_runtime_alias_test.
2899 (vect_prune_runtime_alias_test_list): New.
2900 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2901 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2902 Update vec_outside_cost.
2903 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2904 (vect_create_cond_for_alias_checks): Build the base address of data
2905 reference from DR_GROUP_FIRST_DR.
2906 (vect_loop_versioning): New.
2907 (vect_transform_loop): Add a call to vect_loop_versioning.
2908 Remove factored out code.
2910 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2913 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2916 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2918 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2919 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2920 Fix the call to insn_rtx_cost. Skip access sizes that require a
2921 real truncation of the store register. Use convert_move instead
2922 of gen_lowpart when narrowing the result.
2923 (replace_read): Use convert_move instead of gen_lowpart when
2924 narrowing the store rhs.
2926 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2928 * config/mips/mips.md (SHORT): Fix long line.
2929 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2930 to QImode and HImode.
2932 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2934 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2936 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2938 * tree-parloops.c: New file.
2939 * tree-ssa-operands.h (free_stmt_operands): Declare.
2940 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2942 * tree-pass.h (pass_parallelize_loops): Declare.
2943 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2945 (build_omp_regions_1): Allow analysing just a single OMP region and
2947 ( build_omp_regions_root, omp_expand_local): New functions.
2948 (build_omp_regions): Add argument to build_omp_regions_1 call.
2949 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2950 autoparallelization is run.
2951 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2952 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2953 pass_parallelize_loops): New.
2954 * common.opt (ftree-parallelize-loops): New.
2955 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2956 parallelize_loops): Declare.
2957 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2958 * Makefile.in (tree-parloops.o): Added.
2959 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2961 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2962 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2963 one extra edge as well.
2964 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2965 Use VEC_free to free doms vector.
2966 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2967 operands. Recompute operand caches in the new function.
2968 (move_sese_region_to_fn): Update loop info.
2969 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2970 * tree-ssa-operands.c (free_stmt_operands): New function.
2972 * doc/passes.texi: Document autoparallelization.
2973 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2975 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2978 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2981 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2983 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2984 the VEC is not NULL.
2985 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2986 get_vectype_for_scalar_type succeeded.
2987 (vectorizable_conversion): Likewise.
2989 2007-09-14 Jan Hubicka <jh@suse.cz>
2991 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
2994 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
2998 register when operands[2] equals operands[1].
2999 (remainderxf3): Ditto.
3001 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3002 Nigel Stephens <nigel@mips.com>
3004 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3005 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3006 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3008 (_Unwind_ForcedUnwind): Likewise.
3009 (_Unwind_Resume): Likewise.
3010 (_Unwind_Resume_or_Rethrow): Likewise.
3011 (_Unwind_Backtrace): Likewise.
3012 (_Unwind_SjLj_RaiseException): Likewise.
3013 (_Unwind_SjLj_ForcedUnwind): Likewise.
3014 (_Unwind_SjLj_Resume): Likewise.
3015 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3016 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3018 (_Unwind_ForcedUnwind): Likewise.
3019 (_Unwind_Resume): Likewise.
3020 (_Unwind_Resume_or_Rethrow): Likewise.
3021 (_Unwind_Backtrace): Likewise.
3022 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3023 (_Unwind_ForcedUnwind): Likewise.
3024 (_Unwind_RaiseException): Likewise.
3025 (_Unwind_Resume): Likewise.
3026 (_Unwind_Resume_or_Rethrow): Likewise.
3028 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3029 nomips16 mode when IN_LIBGCC2 with hard float.
3031 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3033 * config/mips/sdemtk.opt: Update to GPLv3.
3034 * config/mips/sdemtk.h: Likewise.
3036 2007-09-14 Nigel Stephens <nigel@mips.com>
3038 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3039 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3040 for mipsisa32-*-linux*.
3042 2007-09-14 Nigel Stephens <nigel@mips.com>
3043 David Ung <davidu@mips.com>
3044 Thiemo Seufer <ths@mips.com>
3045 Richard Sandiford <richard@codesourcery.com>
3047 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3048 * configure.ac: Add a mipssde threading type.
3049 * configure: Regenerate.
3050 * config/mips/sdemtk.h: New file.
3051 * config/mips/t-sdemtk: Likewise.
3052 * config/mips/sdemtk.opt: Likewise.
3053 * gthr-mipssde.h: Likewise.
3054 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3055 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3056 (MIPS_ICACHE_SYNC): New macro, split from ...
3057 * config/mips/mips.md (clear_cache): ...here.
3058 * config/mips/mips.c (mips_save_reg_p): Check
3059 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3060 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3061 (build_mips16_call_stub): Likewise.
3063 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3065 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3067 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3070 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3071 current_frame_info.n_local_regs. Don't return emitted local
3073 (ia64_compute_frame_size): Improve unwind hack to put
3074 RP, PFS, FP in that order by allowing some of the registers
3075 been already emitted, as long as they are emitted to the
3078 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3080 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3081 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3082 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3084 2007-09-13 Eric Christopher <echristo@apple.com>
3085 Kenneth Zadeck <zadeck@naturalbridge.com>
3087 * dse.c (find_shift_sequence): New function.
3088 (replace_read): Add case to remove read if it requires shift.
3089 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3091 2007-09-13 Tom Tromey <tromey@redhat.com>
3093 * c-common.c (fname_as_string): Update.
3094 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3095 (c_lex_one_token): Update. Add 'parser' argument.
3096 (c_parser_simple_asm_expr): Update.
3097 (c_parser_attributes): Update.
3098 (c_parser_asm_statement): Update.
3099 (c_parser_asm_operands): Update.
3100 (c_parser_peek_token): Update.
3101 (c_parser_peek_2nd_token): Update.
3102 * c-lex.c (c_lex_string_translate): Remove.
3103 (c_lex_return_raw_strings): Likewise.
3104 (c_lex_with_flags): Added 'lex_flags' argument.
3105 (lex_string): Added 'translate' argument.
3106 * c-pragma.h (c_lex_with_flags): Update.
3107 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3108 (C_LEX_STRING_NO_TRANSLATE): New define.
3109 (C_LEX_RAW_STRINGS): Likewise.
3111 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3114 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3115 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3116 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3117 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3118 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3119 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3120 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3121 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3122 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3123 (bdesc_1arg): Add __builtin_bfin_ones.
3124 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3125 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3126 and __builtin_bfin_csqu_fr16.
3127 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3128 (ones): New define_insn.
3129 (ssaddhi3_parts): New define_insn.
3130 (sssubhi3_parts): New define_insn.
3131 (flag_mulhi_parts): New define_insn.
3133 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3135 * common.opt (femit-class-debug-always): Turn off by default.
3137 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3139 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3140 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3142 2007-09-13 James E. Wilson <wilson@specifix.com>
3144 PR tree-optimization/33389
3145 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3146 then set build_loads before returning.
3148 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3149 David Ung <davidu@mips.com>
3151 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3152 {d}addiu and a negative immediate such that it works with MIPS16
3155 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3158 * configure.ac (ld_vers): Support Linux linker.
3159 * configure: Regenerated.
3161 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3162 Sandra Loosemore <sandra@codesourcery.com>
3164 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3165 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3166 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3167 nomips16 into decl attributes.
3168 (TARGET_INSERT_ATTRIBUTES): Override.
3169 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3170 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3171 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3172 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3173 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3174 (mips_use_mips16_mode_p): Reimplement as a function that takes
3175 a decl and considers only decl attributes. If the decl is nested
3176 function, use its parent attributes.
3177 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3178 instead of SYMBOL_REF_MIPS16_FUNC_P.
3179 (mips_set_mips16_mode): Move call to sorry here from old
3180 mips_use_mips16_mode_p.
3181 (mflip_mips16_entry): New structure.
3182 (mflip_mips16_htab): New variable.
3183 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3184 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3185 (mips_merge_decl_attributes): New function.
3186 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3187 Use mips_use_mips16_mode_p.
3188 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3189 SYMBOL_REF_MIPS16_FUNC_P.
3190 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3192 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3194 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3196 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3199 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3201 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3202 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3203 Tony Linthicum <tony.linthicum@amd.com>
3205 * tree.h (function_args_iterator): New type to iterate over
3207 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3208 function arguments providing a pointer to the argument.
3209 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3210 function arguments providing the argument.
3211 (function_args_iter_init): Inline function to initialize
3212 function_args_iterator.
3213 (function_args_iter_cond_ptr): Inline function to return the next
3214 pointer to hold the argument.
3215 (function_args_iter_cond): Inline function to return the next
3217 (function_args_iter_cond_next): Advance the function args
3219 (stdarg_p): New function, return true if variable argument
3221 (prototype_p): New function, return true if function is
3223 (function_args_count): New function, count the number of arguments
3226 * tree.c (stdarg_p): New function, return true if variable
3228 (prototype_p): New function, return true if function is
3231 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3232 (TARGET_ROUND): New macro for the round/ptest instructions which
3233 are shared between SSE4.1 and SSE5.
3234 (OPTION_MASK_ISA_ROUND): Ditto.
3235 (OPTION_ISA_ROUND): Ditto.
3236 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3237 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3239 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3240 (-mfused-madd): New switch to give users control over whether the
3241 compiler optimizes to use the multiply/add SSE5 instructions.
3243 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3244 m_ATHLON_K8_AMDFAM10, and change all uses.
3245 (enum pta_flags): Add PTA_SSE5.
3246 (ix86_handle_option): Turn off 3dnow if -msse5.
3247 (override_options): Add SSE5 support.
3248 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3250 (ix86_expand_sse_movcc): Add SSE5 support.
3251 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3252 vector type to the next largest size.
3253 (ix86_expand_sse5_pack): New function to use pperm to pack a
3254 vector type to the next smallest size.
3255 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3256 (IX86_BUILTIN_FMADDSD): Ditto.
3257 (IX86_BUILTIN_FMADDPS): Ditto.
3258 (IX86_BUILTIN_FMADDPD): Ditto.
3259 (IX86_BUILTIN_FMSUBSS): Ditto.
3260 (IX86_BUILTIN_FMSUBSD): Ditto.
3261 (IX86_BUILTIN_FMSUBPS): Ditto.
3262 (IX86_BUILTIN_FMSUBPD): Ditto.
3263 (IX86_BUILTIN_FNMADDSS): Ditto.
3264 (IX86_BUILTIN_FNMADDSD): Ditto.
3265 (IX86_BUILTIN_FNMADDPS): Ditto.
3266 (IX86_BUILTIN_FNMADDPD): Ditto.
3267 (IX86_BUILTIN_FNMSUBSS): Ditto.
3268 (IX86_BUILTIN_FNMSUBSD): Ditto.
3269 (IX86_BUILTIN_FNMSUBPS): Ditto.
3270 (IX86_BUILTIN_FNMSUBPD): Ditto.
3271 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3272 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3273 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3274 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3275 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3276 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3277 (IX86_BUILTIN_PPERM): Ditto.
3278 (IX86_BUILTIN_PERMPS): Ditto.
3279 (IX86_BUILTIN_PERMPD): Ditto.
3280 (IX86_BUILTIN_PMACSSWW): Ditto.
3281 (IX86_BUILTIN_PMACSWW): Ditto.
3282 (IX86_BUILTIN_PMACSSWD): Ditto.
3283 (IX86_BUILTIN_PMACSWD): Ditto.
3284 (IX86_BUILTIN_PMACSSDD): Ditto.
3285 (IX86_BUILTIN_PMACSDD): Ditto.
3286 (IX86_BUILTIN_PMACSSDQL): Ditto.
3287 (IX86_BUILTIN_PMACSSDQH): Ditto.
3288 (IX86_BUILTIN_PMACSDQL): Ditto.
3289 (IX86_BUILTIN_PMACSDQH): Ditto.
3290 (IX86_BUILTIN_PMADCSSWD): Ditto.
3291 (IX86_BUILTIN_PMADCSWD): Ditto.
3292 (IX86_BUILTIN_PHADDBW): Ditto.
3293 (IX86_BUILTIN_PHADDBD): Ditto.
3294 (IX86_BUILTIN_PHADDBQ): Ditto.
3295 (IX86_BUILTIN_PHADDWD): Ditto.
3296 (IX86_BUILTIN_PHADDWQ): Ditto.
3297 (IX86_BUILTIN_PHADDDQ): Ditto.
3298 (IX86_BUILTIN_PHADDUBW): Ditto.
3299 (IX86_BUILTIN_PHADDUBD): Ditto.
3300 (IX86_BUILTIN_PHADDUBQ): Ditto.
3301 (IX86_BUILTIN_PHADDUWD): Ditto.
3302 (IX86_BUILTIN_PHADDUWQ): Ditto.
3303 (IX86_BUILTIN_PHADDUDQ): Ditto.
3304 (IX86_BUILTIN_PHSUBBW): Ditto.
3305 (IX86_BUILTIN_PHSUBWD): Ditto.
3306 (IX86_BUILTIN_PHSUBDQ): Ditto.
3307 (IX86_BUILTIN_PROTB): Ditto.
3308 (IX86_BUILTIN_PROTW): Ditto.
3309 (IX86_BUILTIN_PROTD): Ditto.
3310 (IX86_BUILTIN_PROTQ): Ditto.
3311 (IX86_BUILTIN_PROTB_IMM): Ditto.
3312 (IX86_BUILTIN_PROTW_IMM): Ditto.
3313 (IX86_BUILTIN_PROTD_IMM): Ditto.
3314 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3315 (IX86_BUILTIN_PSHLB): Ditto.
3316 (IX86_BUILTIN_PSHLW): Ditto.
3317 (IX86_BUILTIN_PSHLD): Ditto.
3318 (IX86_BUILTIN_PSHLQ): Ditto.
3319 (IX86_BUILTIN_PSHAB): Ditto.
3320 (IX86_BUILTIN_PSHAW): Ditto.
3321 (IX86_BUILTIN_PSHAD): Ditto.
3322 (IX86_BUILTIN_PSHAQ): Ditto.
3323 (IX86_BUILTIN_FRCZSS): Ditto.
3324 (IX86_BUILTIN_FRCZSD): Ditto.
3325 (IX86_BUILTIN_FRCZPS): Ditto.
3326 (IX86_BUILTIN_FRCZPD): Ditto.
3327 (IX86_BUILTIN_CVTPH2PS): Ditto.
3328 (IX86_BUILTIN_CVTPS2PH): Ditto.
3329 (IX86_BUILTIN_COMEQSS): Ditto.
3330 (IX86_BUILTIN_COMNESS): Ditto.
3331 (IX86_BUILTIN_COMLTSS): Ditto.
3332 (IX86_BUILTIN_COMLESS): Ditto.
3333 (IX86_BUILTIN_COMGTSS): Ditto.
3334 (IX86_BUILTIN_COMGESS): Ditto.
3335 (IX86_BUILTIN_COMUEQSS): Ditto.
3336 (IX86_BUILTIN_COMUNESS): Ditto.
3337 (IX86_BUILTIN_COMULTSS): Ditto.
3338 (IX86_BUILTIN_COMULESS): Ditto.
3339 (IX86_BUILTIN_COMUGTSS): Ditto.
3340 (IX86_BUILTIN_COMUGESS): Ditto.
3341 (IX86_BUILTIN_COMORDSS): Ditto.
3342 (IX86_BUILTIN_COMUNORDSS): Ditto.
3343 (IX86_BUILTIN_COMFALSESS): Ditto.
3344 (IX86_BUILTIN_COMTRUESS): Ditto.
3345 (IX86_BUILTIN_COMEQSD): Ditto.
3346 (IX86_BUILTIN_COMNESD): Ditto.
3347 (IX86_BUILTIN_COMLTSD): Ditto.
3348 (IX86_BUILTIN_COMLESD): Ditto.
3349 (IX86_BUILTIN_COMGTSD): Ditto.
3350 (IX86_BUILTIN_COMGESD): Ditto.
3351 (IX86_BUILTIN_COMUEQSD): Ditto.
3352 (IX86_BUILTIN_COMUNESD): Ditto.
3353 (IX86_BUILTIN_COMULTSD): Ditto.
3354 (IX86_BUILTIN_COMULESD): Ditto.
3355 (IX86_BUILTIN_COMUGTSD): Ditto.
3356 (IX86_BUILTIN_COMUGESD): Ditto.
3357 (IX86_BUILTIN_COMORDSD): Ditto.
3358 (IX86_BUILTIN_COMUNORDSD): Ditto.
3359 (IX86_BUILTIN_COMFALSESD): Ditto.
3360 (IX86_BUILTIN_COMTRUESD): Ditto.
3361 (IX86_BUILTIN_COMEQPS): Ditto.
3362 (IX86_BUILTIN_COMNEPS): Ditto.
3363 (IX86_BUILTIN_COMLTPS): Ditto.
3364 (IX86_BUILTIN_COMLEPS): Ditto.
3365 (IX86_BUILTIN_COMGTPS): Ditto.
3366 (IX86_BUILTIN_COMGEPS): Ditto.
3367 (IX86_BUILTIN_COMUEQPS): Ditto.
3368 (IX86_BUILTIN_COMUNEPS): Ditto.
3369 (IX86_BUILTIN_COMULTPS): Ditto.
3370 (IX86_BUILTIN_COMULEPS): Ditto.
3371 (IX86_BUILTIN_COMUGTPS): Ditto.
3372 (IX86_BUILTIN_COMUGEPS): Ditto.
3373 (IX86_BUILTIN_COMORDPS): Ditto.
3374 (IX86_BUILTIN_COMUNORDPS): Ditto.
3375 (IX86_BUILTIN_COMFALSEPS): Ditto.
3376 (IX86_BUILTIN_COMTRUEPS): Ditto.
3377 (IX86_BUILTIN_COMEQPD): Ditto.
3378 (IX86_BUILTIN_COMNEPD): Ditto.
3379 (IX86_BUILTIN_COMLTPD): Ditto.
3380 (IX86_BUILTIN_COMLEPD): Ditto.
3381 (IX86_BUILTIN_COMGTPD): Ditto.
3382 (IX86_BUILTIN_COMGEPD): Ditto.
3383 (IX86_BUILTIN_COMUEQPD): Ditto.
3384 (IX86_BUILTIN_COMUNEPD): Ditto.
3385 (IX86_BUILTIN_COMULTPD): Ditto.
3386 (IX86_BUILTIN_COMULEPD): Ditto.
3387 (IX86_BUILTIN_COMUGTPD): Ditto.
3388 (IX86_BUILTIN_COMUGEPD): Ditto.
3389 (IX86_BUILTIN_COMORDPD): Ditto.
3390 (IX86_BUILTIN_COMUNORDPD): Ditto.
3391 (IX86_BUILTIN_COMFALSEPD): Ditto.
3392 (IX86_BUILTIN_COMTRUEPD): Ditto.
3393 (IX86_BUILTIN_PCOMEQUB): Ditto.
3394 (IX86_BUILTIN_PCOMNEUB): Ditto.
3395 (IX86_BUILTIN_PCOMLTUB): Ditto.
3396 (IX86_BUILTIN_PCOMLEUB): Ditto.
3397 (IX86_BUILTIN_PCOMGTUB): Ditto.
3398 (IX86_BUILTIN_PCOMGEUB): Ditto.
3399 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3400 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3401 (IX86_BUILTIN_PCOMEQUW): Ditto.
3402 (IX86_BUILTIN_PCOMNEUW): Ditto.
3403 (IX86_BUILTIN_PCOMLTUW): Ditto.
3404 (IX86_BUILTIN_PCOMLEUW): Ditto.
3405 (IX86_BUILTIN_PCOMGTUW): Ditto.
3406 (IX86_BUILTIN_PCOMGEUW): Ditto.
3407 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3408 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3409 (IX86_BUILTIN_PCOMEQUD): Ditto.
3410 (IX86_BUILTIN_PCOMNEUD): Ditto.
3411 (IX86_BUILTIN_PCOMLTUD): Ditto.
3412 (IX86_BUILTIN_PCOMLEUD): Ditto.
3413 (IX86_BUILTIN_PCOMGTUD): Ditto.
3414 (IX86_BUILTIN_PCOMGEUD): Ditto.
3415 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3416 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3417 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3418 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3419 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3420 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3421 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3422 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3423 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3424 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3425 (IX86_BUILTIN_PCOMEQB): Ditto.
3426 (IX86_BUILTIN_PCOMNEB): Ditto.
3427 (IX86_BUILTIN_PCOMLTB): Ditto.
3428 (IX86_BUILTIN_PCOMLEB): Ditto.
3429 (IX86_BUILTIN_PCOMGTB): Ditto.
3430 (IX86_BUILTIN_PCOMGEB): Ditto.
3431 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3432 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3433 (IX86_BUILTIN_PCOMEQW): Ditto.
3434 (IX86_BUILTIN_PCOMNEW): Ditto.
3435 (IX86_BUILTIN_PCOMLTW): Ditto.
3436 (IX86_BUILTIN_PCOMLEW): Ditto.
3437 (IX86_BUILTIN_PCOMGTW): Ditto.
3438 (IX86_BUILTIN_PCOMGEW): Ditto.
3439 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3440 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3441 (IX86_BUILTIN_PCOMEQD): Ditto.
3442 (IX86_BUILTIN_PCOMNED): Ditto.
3443 (IX86_BUILTIN_PCOMLTD): Ditto.
3444 (IX86_BUILTIN_PCOMLED): Ditto.
3445 (IX86_BUILTIN_PCOMGTD): Ditto.
3446 (IX86_BUILTIN_PCOMGED): Ditto.
3447 (IX86_BUILTIN_PCOMFALSED): Ditto.
3448 (IX86_BUILTIN_PCOMTRUED): Ditto.
3449 (IX86_BUILTIN_PCOMEQQ): Ditto.
3450 (IX86_BUILTIN_PCOMNEQ): Ditto.
3451 (IX86_BUILTIN_PCOMLTQ): Ditto.
3452 (IX86_BUILTIN_PCOMLEQ): Ditto.
3453 (IX86_BUILTIN_PCOMGTQ): Ditto.
3454 (IX86_BUILTIN_PCOMGEQ): Ditto.
3455 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3456 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3457 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3458 OPTION_MASK_ISA_ROUND for instructions that are shared between
3460 (bdesc_2arg): Ditto.
3461 (bdesc_sse_3arg): Ditto.
3462 (enum multi_arg_type): New enum for describing the various SSE5
3463 intrinsic argument types.
3464 (bdesc_multi_arg): New table for SSE5 intrinsics.
3465 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3466 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3468 (ix86_expand_builtin): Add SSE5 intrinsic support.
3469 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3470 operand instructions.
3471 (ix86_expand_sse5_multiple_memory): New function to split the
3472 second memory reference from SSE5 instructions.
3473 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3474 (ix86_return_pops_args): Use stdarg_p to determine if the function
3475 has variable arguments.
3476 (ix86_setup_incoming_varargs): Ditto.
3477 (x86_this_parameter): Ditto.
3479 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3481 (ix86_expand_sse5_pack): Ditto.
3482 (ix86_sse5_valid_op_p): Ditto.
3483 (ix86_expand_sse5_multiple_memory): Ditto.
3485 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3486 constant for SSE5 support.
3487 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3488 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3489 (UNSPEC_SSE5_PERMUTE): Ditto.
3490 (UNSPEC_SSE5_ASHIFT): Ditto.
3491 (UNSPEC_SSE5_LSHIFT): Ditto.
3492 (UNSPEC_FRCZ): Ditto.
3493 (UNSPEC_CVTPH2PS): Ditto.
3494 (UNSPEC_CVTPS2PH): Ditto.
3495 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3497 (COM_FALSE_S): Ditto.
3498 (COM_FALSE_P): Ditto.
3499 (COM_TRUE_S): Ditto.
3500 (COM_TRUE_P): Ditto.
3501 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3502 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3504 (memory attribute): Ditto.
3505 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3506 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3507 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3508 (floor<mode>2): Ditto.
3509 (ceil<mode>2): Ditto.
3510 (btrunc<mode>2): Ditto.
3511 (nearbyintdf2): Ditto.
3512 (nearbyintsf2): Ditto.
3513 (sse_setccsf): Disable if SSE5.
3514 (sse_setccdf): Ditto.
3515 (sse5_setcc<mode>): New support for SSE5 conditional move.
3516 (sse5_pcmov_<mode>): Ditto.
3518 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3520 (SSEMODEF2P): Ditto.
3521 (ssemodesuffixf4): New mode attribute for SSE5.
3522 (ssemodesuffixf2s): Ditto.
3523 (ssemodesuffixf2c): Ditto.
3524 (sserotatemax): Ditto.
3525 (ssescalarmode): Ditto.
3526 (sse_maskcmpv4sf3): Disable if SSE5.
3527 (sse_maskcmpv2df3): Ditto.
3528 (sse_vmmaskcmpv4sf3): Ditto.
3529 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3531 (sse5_vmfmadd<mode>4): Ditto.
3532 (sse5_fmsub<mode>4): Ditto.
3533 (sse5_vmfmsub<mode>4): Ditto.
3534 (sse5_fnmadd<mode>4): Ditto.
3535 (sse5_vmfnmadd<mode>4): Ditto.
3536 (sse5_fnmsub<mode>4): Ditto.
3537 (sse5_vmfnmsub<mode>4): Ditto.
3538 (sse5i_fmadd<mode>4): Ditto.
3539 (sse5i_fmsub<mode>4): Ditto.
3540 (sse5i_fnmadd<mode>4): Ditto.
3541 (sse5i_fnmsub<mode>4): Ditto.
3542 (sse5i_vmfmadd<mode>4): Ditto.
3543 (sse5i_vmfmsub<mode>4): Ditto.
3544 (sse5i_vmfnmadd<mode>4): Ditto.
3545 (sse5i_vmfnmsub<mode>4): Ditto.
3546 (mulv16qi3): Add SSE5 support.
3548 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3549 (sse2_mulv4si3): Disable if SSE5.
3550 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3551 (sse4_1_roundps): Ditto.
3552 (sse4_1_roundsd): Ditto.
3553 (sse4_1_roundss): Ditto.
3554 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3556 (sse_maskcmpsf3): Ditto.
3557 (sse_vmmaskcmpv4sf3): Ditto.
3558 (sse2_maskcmpv2df3): Ditto.
3559 (sse2_maskcmpdf3): Ditto.
3560 (sse2_vmmaskcmpv2df3): Ditto.
3561 (sse2_eq<mode>3): Ditto.
3562 (sse2_gt<mode>3): Ditto.
3563 (sse5_pcmov_<mode>): Add SSE5 support.
3564 (vec_unpacku_hi_v16qi): Ditto.
3565 (vec_unpacks_hi_v16qi): Ditto.
3566 (vec_unpacku_lo_v16qi): Ditto.
3567 (vec_unpacks_lo_v16qi): Ditto.
3568 (vec_unpacku_hi_v8hi): Ditto.
3569 (vec_unpacks_hi_v8hi): Ditto.
3570 (vec_unpacku_lo_v8hi): Ditto.
3571 (vec_unpacks_lo_v8hi): Ditto.
3572 (vec_unpacku_hi_v4si): Ditto.
3573 (vec_unpacks_hi_v4si): Ditto.
3574 (vec_unpacku_lo_v4si): Ditto.
3575 (vec_unpacks_lo_v4si): Ditto.
3576 (sse5_pmacsww): New SSE5 intrinsic insn.
3577 (sse5_pmacssww): Ditto.
3578 (sse5_pmacsdd): Ditto.
3579 (sse5_pmacssdd): Ditto.
3580 (sse5_pmacssdql): Ditto.
3581 (sse5_pmacssdqh): Ditto.
3582 (sse5_pmacsdqh): Ditto.
3583 (sse5_pmacsswd): Ditto.
3584 (sse5_pmacswd): Ditto.
3585 (sse5_pmadcsswd): Ditto.
3586 (sse5_pmadcswd): Ditto.
3587 (sse5_pcmov_<move>): Conditional move support on SSE5.
3588 (sse5_phaddbw): New SSE5 intrinsic insn.
3589 (sse5_phaddbd): Ditto.
3590 (sse5_phaddbq): Ditto.
3591 (sse5_phaddwd): Ditto.
3592 (sse5_phaddwq): Ditto.
3593 (sse5_phadddq): Ditto.
3594 (sse5_phaddubw): Ditto.
3595 (sse5_phaddubd): Ditto.
3596 (sse5_phaddubq): Ditto.
3597 (sse5_phadduwd): Ditto.
3598 (sse5_phadduwq): Ditto.
3599 (sse5_phaddudq): Ditto.
3600 (sse5_phsubbw): Ditto.
3601 (sse5_phsubwd): Ditto.
3602 (sse5_phsubdq): Ditto.
3603 (sse5_pperm): Ditto.
3604 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3605 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3606 (sse5_pperm_sign_v8hi_v4si): Ditto.
3607 (sse5_pperm_zero_v8hi_v4si): Ditto.
3608 (sse5_pperm_sign_v4si_v2di): Ditto.
3609 (sse5_pperm_sign_v4si_v2di): Ditto.
3610 (sse5_pperm_pack_v2di_v4si): Ditto.
3611 (sse5_pperm_pack_v4si_v8hi): Ditto.
3612 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3613 (sse5_perm<mode>): New SSE5 intrinsic insn.
3614 (rotl<mode>3): Ditto.
3615 (sse5_rotl<mode>3): Ditto.
3616 (sse5_ashl<mode>3): Ditto.
3617 (sse5_lshl<mode>3): Ditto.
3618 (sse5_frcz<mode>2): Ditto.
3619 (sse5s_frcz<mode>2): Ditto.
3620 (sse5_cvtph2ps): Ditto.
3621 (sse5_cvtps2ph): Ditto.
3622 (sse5_vmmaskcmp<mode>3): Ditto.
3623 (sse5_com_tf<mode>3): Ditto.
3624 (sse5_maskcmp<mode>3): Ditto.
3625 (sse5_maskcmp_uns<mode>3): Ditto.
3626 (sse5_maskcmp_uns2<mode>3): Ditto.
3627 (sse5_pcom_tf<mode>3): Ditto.
3629 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3631 (sse5_comparison_float_operator): New predicate to match the
3632 comparison operators supported by the SSE5 com instruction.
3633 (ix86_comparison_int_operator): New predicate to match just the
3634 signed int comparisons.
3635 (ix86_comparison_uns_operator): New predicate to match just the
3636 unsigned int comparisons.
3638 * doc/invoke.texi (-msse5): Add documentation.
3639 (-mfused-madd): Ditto.
3641 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3643 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3645 (x86_64-*-*): Ditto.
3647 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3649 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3650 intrinisics for SSE5.
3652 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3655 * config/i386/mmintrin-common.h: New file, to contain common
3656 instructions between SSE4.1 and SSE5.
3658 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3659 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3660 (gen_regparm_prefix): Ditto.
3662 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3663 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3664 prototype_p to determine if a function is prototyped.
3666 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3668 * config/dfp-bit.c (dfp_conversion_exception): New function.
3669 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3670 (DFP_TO_INT): Ditto.
3671 (INT_TO_DFP): Ditto.
3672 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3674 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3677 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3678 before sp restoration even when total_size is 0, but
3679 frame_pointer_needed.
3681 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3683 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3684 (xtensa_copy_incoming_a7): Use start_sequence instead of
3685 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3686 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3687 of the saveregs sequence.
3689 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3691 * c-tree.h (grokfield): Add a "tree *" argument.
3692 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3693 Chain nested decl attributes to it. Don't call decl_attributes here.
3694 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3695 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3696 (grokfield): Take a pointer to the decl's attributes and pass
3697 it to grokdeclarator.
3698 * c-parser.c (c_parser_struct_declaration): Update the calls to
3699 grokfield. Call decl_attributes for anonymous struct and union
3702 2007-09-12 Jan Hubicka <jh@suse.cz>
3704 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3706 2007-09-12 Ira Rosen <irar@il.ibm.com>
3708 PR tree-optimization/32377
3709 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3710 between positive and negative dependence distance using DDR_REVERSED_P.
3712 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3714 PR tree-optimization/33373
3715 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3716 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3718 2007-09-12 Jan Hubicka <jh@suse.cz>
3721 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3724 2007-09-12 Christian Bruel <christian.bruel@st.com>
3726 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3727 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3729 2007-09-12 Ira Rosen <irar@il.ibm.com>
3731 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3732 for oprnd1 if not required.
3733 (vectorizable_operation): Use scalar operand in SLP in case of
3734 shift with scalar argument.
3736 2007-09-12 Ira Rosen <irar@il.ibm.com>
3738 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3741 2007-09-11 James E. Wilson <wilson@specifix.com>
3743 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3744 TARGET_UNWIND_INFO is defined.
3745 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3748 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3750 * config/sh/sh.c (calc_live_regs): Use
3751 current_function_saves_all_registers instead of
3752 current_function_has_nonlocal_label.
3753 (sh_allocate_initial_value): Likewise.
3754 (sh_get_pr_initial_val): Likewise.
3755 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3756 * config/sh/sh.md (load_ra): Likewise.
3758 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3760 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3763 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3764 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3766 2007-09-12 Sa Liu <saliu@de.ibm.com>
3768 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3769 operands to DFmode GE or LE compares.
3771 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3773 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3774 REG_CLASS_NAMES): Add P0REGS.
3775 (REGNO_REG_CLASS): Return it where appropriate.
3776 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3777 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3778 * doc/md.texi (Blackfin family): Document 'q' constraints.
3780 2007-09-11 Steve Kenton <skenton@ou.edu>
3782 * pa/linux-unwind.h: Guard with inhibit_libc.
3783 * pa/hpux-unwind.h: Likewise.
3785 2007-09-11 David Daney <ddaney@avtrex.com>
3787 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3788 * doc/install.texi: Document new --with-llsc and --without-llsc
3790 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3791 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3792 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3794 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3795 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3796 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3797 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3798 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3799 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3800 * config/mips/mips.opt (mllsc): New option.
3801 * config/mips/mips.c (mips_llsc): Define variable.
3802 (mips_handle_option): Handle mllsc option.
3803 (override_options): Set mips_print_operand_punct for '|' and '-'.
3804 (print_operand): Add new %| and %- operand codes.
3805 * config/mips/mips.h (mips_llsc_setting): New enum type.
3806 (mips_llsc): Declare.
3807 (OPTION_DEFAULT_SPECS): Add llsc handling.
3808 (GENERATE_SYNC): New macro.
3809 (GENERATE_LL_SC): New macro.
3810 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3811 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3812 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3813 in %| and %- operand codes.
3815 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3817 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3818 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3820 2007-09-11 Jason Merrill <jason@redhat.com>
3823 * stor-layout.c (layout_decl): Do pack variable size fields.
3825 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3827 * config/m68k/predicates.md (movsi_const0_operand,
3828 non_symbolic_call_operand): New predicates.
3830 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3832 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3833 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3834 CW, CZ, CS, Ap and Ac.
3836 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3837 (constraints.md): New include.
3838 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3839 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3840 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3842 (pushdi): Add split.
3843 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3844 attributes. Split tstsi_internal_68020_cf from it.
3845 (tstsi_internal_68020_cf): New pattern.
3846 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3847 (tst<mode>_cf): Specify attributea.
3848 (cmpsi_cf): Name pattern. Specify attributes.
3849 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3850 (pushexthisi_const): Fix to use alternatives. Specify
3852 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3853 from it. Fix to use alternatives. Specify attributes.
3854 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3855 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3857 (movsf_cf_soft): Specify attributes.
3858 (movdf_cf_soft): Add split.
3859 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3860 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3861 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3862 (truncdfsf2_68881): Name pattern. Specify attributes.
3863 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3864 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3865 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3867 (addsi3_5200): Fix to use alternatives. Specify attributes.
3869 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3870 (subsi3): Add alternative for subq.l. Specify attributes.
3871 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3872 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3874 (umulhisi3): Specify attributes.
3875 (mulhisisi3_z): Name pattern. Specify attributes.
3876 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3877 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3878 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3879 bsetmemqi): Specify attributes.
3880 (bsetmemqi_ext): Name pattern. Specify attributes.
3881 (bclrmemqi): Specify attributes.
3882 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3883 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3885 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3886 pattern. Specify attributes.
3887 (jump): Specify attributes.
3888 (tablejump_internal): Name pattern. Specify attributes.
3889 (call_value): Split into non_symbolic_call_value,
3890 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3891 alternatives. Specify attributes.
3892 (non_symbolic_call_value, symbolic_call_value_jsr,
3893 symbolic_call_value_bsr): New patterns.
3894 (nop, return, unlink, indirect_jump): Specify attributes.
3895 (trap): Fix condition. Specify attributes.
3898 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3899 (override_options): Initialize it. Initialize m68k_sched_cpu.
3900 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3901 (const_method): Make global, rename to m68k_const_method.
3902 (const_int_cost, output_move_const_into_data_reg): Update.
3903 (output_move_double): Parametrize to emit rtl code, rename to
3905 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3906 emit_movsi): New static functions.
3907 (output_move_double): New function with semantics of old
3909 (m68k_emit_move_double): New function.
3910 (m68k_sched_cpu): New variable.
3911 (attr_op_type): New enum.
3912 (sched_guess_p): New variable.
3913 (sched_address_type, sched_operand_type, sched_attr_op_type):
3914 New static functions.
3915 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3916 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3917 (sched_branch_type): New static variable.
3918 (m68k_sched_branch_type): New function.
3919 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3920 (m68k_symbolic_call_var): Declare.
3921 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3922 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3923 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3924 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3927 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3929 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3930 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3931 error if __builtin_va_arg_pack_len () wasn't optimized out during
3933 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3934 with the number of inline's anonymous arguments.
3935 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3937 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3939 * fold-const.c (extract_muldiv_1): Do not simplify
3942 2007-09-11 Jan Hubicka <jh@suse.cz>
3944 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3945 (TARGET_INTER_UNIT_CONVERSIONS): New.
3946 * i386.md (floatsi expanders): Remove redundant check for SImode
3947 source; offload to memory when asked for.
3948 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3949 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3951 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3952 floatsidf2_mixed_memory, floatsidf2_sse_memory
3953 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3954 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3956 2007-09-11 Jan Hubicka <jh@suse.cz>
3958 * toplev.c (process_options): all frontends now do unit-at-a-time.
3959 * cgraphunit.c: update comments.
3960 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3961 * c-decl.c (finish_function): use cgraph_add_new_function.
3962 * function.c (expand_function_end): We are always unit-at-a-time.
3964 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3966 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3967 settings for MIPS16.
3968 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3970 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3972 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3973 SYMBOL_FORCE_TO_MEM constants.
3974 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3975 (mips16_rewrite_pool_refs_info): New structure.
3976 (mips16_rewrite_pool_constant): New function, split out from...
3977 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3978 mips16_rewrite_pool_refs_info structure rather than a pointer
3979 to a constant pool. Force force_to_mem_operands into memory.
3980 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3981 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3982 * config/mips/constraints.md (kf): New constraint.
3983 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3984 (*movsi_mips16): Likewise.
3986 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3987 Nigel Stephens <nigel@mips.com>
3988 David Ung <davidu@mips.com>
3990 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3991 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3992 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
3993 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
3994 (mips_zero_extend_cost): New functions.
3995 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
3996 Use the new functions. Tweak many cost estimates, both here
3997 and in the new subroutines. Return false when the cost of the
3998 operands has not been calculated. Check for *clear_upper32.
3999 Check for floating-point multiply-add, reciprocal and rsqrt
4000 patterns. Handle comparison and rotation codes.
4002 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4004 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4006 * config/i386/i386.c (get_dllimport_decl): Don't strip
4009 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4012 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4013 declarations to top.
4014 (DFP_TO_BFP): Use for either XFmode or TFmode.
4015 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4017 * config/dfp-bit.h: Include float.h.
4018 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4019 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4020 which doesn't mean the same thing.
4021 (BFP_KIND): Use 4 to mean TFmode.
4022 (BFP_FMT): Specify the number of decimal digits based on the
4023 number of mantissa digits.
4024 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4025 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4026 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4027 (TFtype): Define if TFmode is supported.
4028 * doc/libgcc.texi (Decimal float library routines): Document
4029 TF conversion functions.
4031 2007-09-10 Chao-ying Fu <fu@mips.com>
4033 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4034 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4035 (mips_emit_compare): Process fixed-point modes.
4036 (mips_pad_arg_upward): Support fixed-point types.
4037 (override_options): Allow fixed-point modes in accumulators.
4038 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4039 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4040 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4041 (mips_scalar_mode_supported_p): New function to accept fixed-point
4042 modes if the width is not greater than two BITS_PER_WORD.
4043 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4044 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4045 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4046 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4047 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4049 ("IMODE"): New mode attribute.
4050 (mips-fixed.md): Include.
4051 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4053 * config/mips/mips-fixed.md: New file.
4055 2007-09-11 Ben Elliston <bje@au.ibm.com>
4057 * config/spu/spu.md: Formatting fixes.
4059 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4061 * config/dfp-bit.c (dfp_unary_func): Delete.
4062 (dfp_unary_op): Delete.
4063 (dfp_binary_op): Use decFloat functions instead of decNumber
4064 functions for binary operations.
4065 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4066 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4068 (dfp_compare_op): Use decFloat functions insteadof decNumber
4069 functions for comparisons.
4070 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4071 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4073 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4074 call to dxx_binary_op and decFloat function.
4075 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4076 calls to dxx_binary_op and decFloat function.
4077 * config/dfp-bit.h: Include decFloat header files.
4078 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4079 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4080 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4081 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4083 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4084 Jan Sjodin <jan.sjodin@amd.com>
4086 * tree-vect-analyze.c (vect_analyze_operations): Change
4087 comparison of loop iterations with threshold to less than
4088 or equal to instead of less than. Reduce
4089 min_scalar_loop_bound by one.
4090 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4091 Change prologue and epilogue iterations estimate to vf/2,
4092 when unknown at compile-time. Change versioning guard
4093 cost to taken_branch_cost. If peeling for alignment is
4094 unknown at compile-time, change peel guard costs to one
4095 taken branch and one not-taken branch per peeled loop.
4096 If peeling for alignment is known but number of scalar loop
4097 iterations is unknown at compile-time, change peel guard
4098 costs to one taken branch per peeled loop. Change the cost
4099 model equation to consider vector iterations as the loop
4100 iterations less the prologue and epilogue iterations.
4101 Change outside vector cost check to less than or equal to
4102 zero instead of equal to zero.
4103 (vect_do_peeling_for_loop_bound): Reduce
4104 min_scalar_loop_bound by one.
4105 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4106 TARG_COND_NOT_TAKEN_BRANCH_COST.
4107 * config/i386/i386.h (processor_costs): Add
4108 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4109 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4110 vec_align_load_cost, vect_unalign_load_cost,
4111 vec_store_cost, cond_taken_branch_cost,
4112 cond_not_taken_branch_cost.
4113 Define macros for x86 costs.
4114 * config/i386/i386.c:
4115 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4116 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4117 scalar_to_vec_cost, vec_align_load_cost,
4118 vect_unalign_load_cost, vec_store_cost,
4119 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4120 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4121 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4122 core2_cost, generic64_cost, generic32_cost): Set to default
4124 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4125 (x86_builtin_vectorization_cost): New.
4127 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4128 Ben Elliston <bje@au.ibm.com>
4130 * dfp.c: Include decimal128Local.h;
4131 (dfp_byte_swap): Remove.
4132 (encode_decimal32, decode_decimal32): Don't handle endianness.
4133 (encode_decimal64, decode_decimal64): Ditto.
4134 (encode_decimal128, decode_decimal128): Ditto.
4135 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4137 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4139 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4140 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4142 2007-09-10 David Daney <ddaney@avtrex.com>
4144 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4146 (memory_barrier): Rewrote as an insn that clobbers memory.
4148 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4150 * config/mips/mips.c (mips_global_pointer): Check
4151 call_really_used_regs instead of call_used_regs.
4152 (mips_save_reg_p): Likewise. Save all call-saved registers
4153 if current_function_saves_all_registers. Fix indentation.
4154 No longer treat $18 as a special case.
4155 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4157 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4159 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4160 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4161 the introductory comment.
4162 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4163 (override_options): Don't test for it.
4164 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4165 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4166 * config/mips/vr.h: As for config/mips/sde.h.
4168 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4169 Revital Eres <eres@il.ibm.com>
4171 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4172 (struct ddg): Define.
4173 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4174 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4175 * config/spu/spu.c: Include ddg.h.
4176 (TARGET_SCHED_SMS_RES_MII): Define.
4177 (spu_sms_res_mii): New function to calculate mii.
4178 * modulo-sched (res_MII): Use it.
4179 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4181 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4183 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4184 pool entries since they might hold values that must not be shared.
4186 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4189 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4190 Use 'N' operand constraint for op2.
4191 (lshr<mode>3): Ditto.
4192 (ashl<mode>3): Ditto.
4193 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4194 (vec_shr_<mode>): Ditto.
4195 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4196 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4198 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4200 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4201 Change mode macro in the last real_2expN parameter to uppercase.
4203 2007-09-10 Michael Matz <matz@suse.de>
4205 * tree-pass.h (pass_cselim): Declare new pass.
4206 * passes.c (init_optimization_passes): Link in pass_cselim.
4207 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4208 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4209 cond_store_replacement.
4210 (condstoretemp): New static variable.
4211 (cond_store_replacement): New function.
4212 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4213 tree_ssa_phiopt_worker.
4214 (struct name_to_bb): New.
4215 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4216 nt_init_block, nt_fini_block): New static functions.
4217 (seen_ssa_names, nontrap_set): New static variables.
4218 (gate_cselim, pass_cselim): Define new pass.
4219 * common.opt (ftree-cselim): New flag.
4220 * toplev.c (process_options): Set flag_tree_cselim if required.
4222 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4224 * simplify-rtx.c (simplify_relational_operation_1): For recent
4225 canonicalization, don't recurse if op1 equals both PLUS arguments.
4227 2007-09-09 David Daney <ddaney@avtrex.com>
4229 * optabs.c (expand_sync_operation): Use plus insn if minus
4231 (expand_sync_fetch_operation): Ditto.
4233 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4235 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4237 (*floatsisf2_sse_vector): Likewise.
4239 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4241 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4243 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4245 * config/i386/i386.h (ix86_tune_indices): Rename
4246 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4247 (TARGET_USE_VECTOR_CONVERTS): Updated.
4248 * config/i386/i386.c: Likewise.
4250 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4251 Nigel Stephens <nigel@mips.com>
4253 * doc/invoke.texi (Overall Options): Add .sx file extension
4254 as a synonym for .S.
4255 * cppspec.c (known_suffixes): Likewise.
4256 * gcc.c (default_compilers): Likewise.
4258 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4261 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4262 * simplify-rtx.c (simplify_relational_operation_1): Add the
4263 canonicalization from i386.h.
4264 * doc/md.texi (Canonicalization of Instructions): Document it.
4266 2007-09-09 Jan Hubicka <jh@suse.cz>
4267 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4269 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4270 (TARGET_USE_VECTOR_CONVERTS): New.
4271 * i386.md: New post-reload splitters for converting SF to DF and DF to
4273 (floatsi* expander): Special case vector conversions.
4274 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4275 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4276 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4277 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4278 Disable when doing vector converts.
4279 (floatsi<mode>2_i387): Disable when
4280 * sse.md (vec_dupv2df): Export.
4281 * i386.c (ix86_tune_features): Enable SSE conversions.
4283 2007-09-09 Richard Guenther <rguenther@suse.de>
4285 * tree-ssa-operands.c (add_virtual_operand): Only mark
4286 stores as has_volatile_ops if alias information is not available.
4288 2007-09-09 Revital Eres <eres@il.ibm.com>
4290 * doc/contrib.texi: Add myself.
4292 2007-09-09 Ira Rosen <irar@il.ibm.com>
4294 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4295 stmt_vinfo_set_outside_of_loop_cost): New functions.
4296 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4297 (vect_model_simple_cost): Call
4298 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4299 field instead of calling vect_get_cost_fields.
4300 (vect_model_store_cost, vect_model_load_cost): Likewise.
4302 2007-09-09 Revital Eres <eres@il.ibm.com>
4304 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4305 declaration to bdesc_paired_preds variable.
4306 (paired_expand_builtin): Likewise.
4308 2007-09-09 Revital Eres <eres@il.ibm.com>
4310 * dbgcnt.def (sms_sched_loop): New counter.
4311 * modulo-sched.c: Use sms_sched_loop instead of
4312 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4313 perform swing modulo scheduling on. Include dbgcnt.h.
4314 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4315 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4317 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4320 Substitute all uses with ...
4321 (MODEF): New mode iterator.
4323 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4324 from pre-regalloc define_insn_and_split splitter pattern.
4325 (*fix_trunc<mode>_i387_1): Ditto.
4326 (*fistdi2_1): Ditto.
4327 (*fist<mode>2_1): Ditto.
4328 (frndintxf2_floor): Ditto.
4329 (*fist<mode>2_floor_1): Ditto.
4330 (frndintxf2_ceil): Ditto.
4331 (*fist<mode>2_ceil_1): Ditto.
4332 (frndintxf2_trunc): Ditto.
4333 (frndintxf2_mask_pm): Ditto.
4335 (prologue): Use (const_int 0) as never generated filler insn.
4337 (sibcall_epilogue): Ditto.
4338 (eh_return_si): Ditto.
4339 (eh_return_di): Ditto.
4341 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4342 using MODEF mode iterator.
4343 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4344 using MODEF mode iterator.
4345 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4346 using MODEF mode iterator.
4347 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4348 Macroize expander using MODEF mode iterator.
4350 (zero_extendsidi2): Remove operand constraints from expander.
4351 (smuldi3_highpart): Ditto.
4352 (indirect_jump): Ditto.
4355 * config/i386/sse.md (storentv4sf): Ditto.
4356 (storentv2df): Ditto.
4357 (storentv2di): Ditto.
4359 (sse2_cvtpd2ps): Ditto.
4360 (vec_interleave_highv16qi): Ditto.
4361 (vec_interleave_lowv16qi): Ditto.
4362 (vec_interleave_highv8hi): Ditto.
4363 (vec_interleave_lowv8hi): Ditto.
4364 (vec_interleave_highv4si): Ditto.
4365 (vec_interleave_lowv4si): Ditto.
4366 (vec_interleave_highv2di): Ditto.
4367 (vec_interleave_lowv2di): Ditto.
4368 (sse2_maskmovdqu): Ditto.
4369 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4371 2007-09-09 Ira Rosen <irar@il.ibm.com>
4373 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4374 (struct _slp_tree, struct _slp_instance): Define new data structures
4375 along macros for their access.
4376 (struct _loop_vec_info): Define new fields: strided_stores,
4377 slp_instances, and slp_unrolling_factor along macros for their access.
4378 (enum slp_vect_type): New.
4379 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4381 (STMT_VINFO_STRIDED_ACCESS): New macro.
4382 (vect_free_slp_tree): Declare.
4383 (vectorizable_load): Add an argument of type slp_tree.
4384 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4385 vectorizable_assignment): Likewise.
4386 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4387 Declare (make extern).
4388 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4389 (new_loop_vec_info): Likewise.
4390 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4391 * tree-vect-analyze.c: Include recog.h.
4392 (vect_update_slp_costs_according_to_vf): New.
4393 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4394 functions. For not pure SLP stmts with strided access check that the
4395 group size is power of 2. Update the vectorization factor according to
4396 SLP. Call vect_update_slp_costs_according_to_vf.
4397 (vect_analyze_group_access): New.
4398 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4399 (vect_free_slp_tree): New functions.
4400 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4401 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4402 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4403 vect_detect_hybrid_slp): Likewise.
4404 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4405 and vect_detect_hybrid_slp.
4406 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4407 SLP costs into account.
4408 (vect_get_cost_fields): New function.
4409 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4411 (vect_model_store_cost, vect_model_load_cost): Likewise.
4412 (vect_get_constant_vectors): New function.
4413 (vect_get_slp_vect_defs, vect_get_slp_defs,
4414 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4415 vect_get_vec_defs): Likewise.
4416 (vectorizable_reduction): Don't handle SLP for now.
4417 (vectorizable_call): Don't handle SLP for now. Add argument to
4418 vect_model_simple_cost.
4419 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4420 get SLPed and vectorized defs). Fix indentation and spacing.
4421 (vectorizable_assignment): Handle SLP.
4422 (vectorizable_induction): Don't handle SLP for now.
4423 (vectorizable_operation): Likewise.
4424 (vectorizable_type_demotion): Add argument to
4425 vect_model_simple_cost.
4426 (vectorizable_type_promotion): Likewise.
4427 (vectorizable_store, vectorizable_load): Handle SLP.
4428 (vectorizable_condition): Don't handle SLP for now.
4429 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4430 no SLP transformation required for unsupported cases. Add SLP
4431 argument for supported cases.
4432 (vect_remove_stores): New function.
4433 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4434 (vect_transform_loop): Schedule SLP instances.
4435 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4437 2007-09-09 Andrew Haley <aph@redhat.com>
4439 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4442 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4444 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4445 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4446 Similar for what label_refs can go in the JUMP_TARGET field. Split
4447 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4448 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4449 REG_LABEL when replacing an operand with a LABEL_REF for a
4451 (subst_reloads): When replacing a LABEL_REG with a register,
4452 instead of generating a REG_LABEL note, assert that there already
4453 is one or that the label is a known target for the insn.
4454 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4455 note, check the JUMP_LABEL field. Remove "else" after return.
4456 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4457 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4458 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4459 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4460 insns. Iterate over all notes; don't assume there's only one.
4461 * cse.c (recorded_label_ref): Adjust comment to refer to
4463 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4464 insns, not just NONJUMP_INSN_P.
4465 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4466 isn't a jump target.
4467 * jump.c (rebuild_jump_labels): Adjust head comment.
4468 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4469 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4470 (mark_all_labels): For JUMP_P insns without a target, check if the
4471 the target is noted on the previous nonjump insn.
4472 (mark_jump_label_1): New function, guts from mark_jump_label.
4473 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4474 marking jump target labels.
4475 <case LABEL_REF>: Adjust for whether to generate a
4476 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4477 For 'E' format rtl, iterate in descending element order.
4478 (delete_related_insns): Handle both REG_LABEL_TARGET and
4479 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4480 reference count, delete and fallthrough. Move finding-next-
4481 non-deleted insn last in the function. Look at all INSN_P insns
4482 for REG_LABEL_OPERAND notes.
4483 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4485 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4486 JUMP_LABEL, output the INSN_UID of it.
4487 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4488 and/or REG_LABEL_TARGET.
4489 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4490 with jump.c copy by only adding notes for labels actually
4491 referenced in the insn.
4492 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4493 usage count increment; handle all INSN_P trial insns.
4494 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4496 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4497 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4498 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4500 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4501 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4502 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4503 on all INSN_P insns.
4504 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4505 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4506 REG_LABEL_OPERAND notes.
4507 * reload1.c (calculate_needs_all_insns): Adjust comments.
4508 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4509 * config/alpha/alpha.md (split for load of an address into a
4510 four-insn sequence on Unicos/Mk): Adjust to use
4512 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4514 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4517 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4518 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4519 FOR_BB_INSNS_SAFE instead of for loop.
4520 * cse.c (cse_extended_basic_block): Likewise.
4521 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4522 that the for loop does not invoke NEXT_INSN on a deleted insn.
4523 * function.c (instantiate_virtual_regs): Likewise.
4524 * lower-subreg.c (remove_retval_note): Likewise.
4525 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4527 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4529 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4530 insn, if it's a jump.
4531 (try_redirect_by_replacing_jump): New variable jump_p. Call
4532 tablejump_p before delete_insn_chain.
4533 * reload1.c (reload): New variable next. Make sure that the for
4534 loop does not invoke NEXT_INSN on a deleted insn.
4535 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4536 (delete_output_reload): New variable prev. Make sure the the for
4537 loops do not invoke PREV_INSN on a deleted insn.
4539 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4541 * pa/constraints.md: Remove 'X' from unused letters comment.
4543 2007-09-08 Richard Guenther <rguenther@suse.de>
4545 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4546 computed check stmt_ann->references_memory instead of counting
4549 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4551 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4552 validate_change() in one more case.
4554 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4556 PR tree-optimization/32283
4557 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4558 estimated_loop_iterations.
4559 (determine_use_iv_cost_condition): Decrease cost of expressions
4560 used in iv elimination.
4562 2007-09-08 Richard Guenther <rguenther@suse.de>
4564 * tree-cfg.c (verify_gimple_expr): Avoid building new
4565 pointer types, use TYPE_POINTER_TO if available instead.
4567 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4570 PR rtl-optimization/26449
4571 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4572 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4574 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4575 define_expand. Split insn in split1 pass.
4578 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4580 PR tree-optimization/33301
4581 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4584 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4586 PR tree-optimization/32183
4587 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4589 * tree-ssa-reassoc.c: Include cfgloop.h.
4590 (is_reassociable_op): Add a loop argument and return true only
4592 (linearize_expr): Updated.
4593 (should_break_up_subtract): Likewise.
4594 (linearize_expr_tree): Likewise.
4595 (init_reassoc): Call loop_optimizer_init with
4596 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4597 with CDI_DOMINATORS.
4598 (fini_reassoc): Call loop_optimizer_finalize.
4600 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4602 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4603 if there is no i-cache.
4605 2007-09-07 Richard Guenther <rguenther@suse.de>
4608 2007-09-06 Richard Guenther <rguenther@suse.de>
4610 PR tree-optimization/32586
4611 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4612 folding if nothing changed.
4613 (simplify_unary_expression): New function. Do tree combining
4614 on conversion like codes.
4615 (try_to_simplify): Call it.
4617 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4620 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4621 (__gthread_active,__gthread_start, __gthread_active_init): New.
4622 * gthr-posix95.h: Likewise.
4624 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4626 * function.h (struct function): Rename calls_unwind_init
4627 to saves_all_registers.
4628 (current_function_saves_all_registers): Renamed from
4629 current_function_calls_unwind_init.
4630 * reload1.c (reload): Set current_function_saves_all_registers.
4631 * except.c (expand_builtin_unwind_init): Likewise.
4632 * config/m68k/m68k.c (m68k_save_reg): Use
4633 current_function_saves_all_registers to save pic register.
4635 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4637 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4638 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4640 Reapply reverted changes:
4642 2007-09-06 Jan Hubicka <jh@suse.cz>
4644 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4647 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4649 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4650 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4652 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4654 * optabs.c (expand_float): Convert unsigned integer as signed only
4655 if it provides sufficient accuracy; add mode argument to real_2expN.
4656 (expand_fix): Fix comment typos; extend binary float into mode
4657 wider than destination for converion to unsigned integer; add mode
4658 argument to real_2expN.
4659 * real.c (real_2expN): Add mode argument to special-case decimal
4661 * real.h (real_2expN): Ditto.
4662 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4664 (fixed_from_string): Ditto.
4665 (fixed_to_decimal): Ditto.
4666 (fixed_convert_from_real): Ditto.
4667 (real_convert_from_fixed): Ditto.
4668 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4669 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4670 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4671 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4673 2007-09-07 Diego Novillo <dnovillo@google.com>
4675 * tree-flow.h (const_block_stmt_iterator): Remove.
4676 Update all users to use block_stmt_iterator.
4677 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4678 Update all users to use tree_stmt_iterator.
4680 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4682 * config/mips/mips.c (mips_set_current_function): Temporarily
4683 make this a no-op to fix bootstrap errors, pending rewrite.
4685 2007-09-07 Jan Hubicka <jh@suse.cz>
4687 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4690 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4692 PR tree-optimization/33299
4693 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4694 uses for all relevant loop-exit phis, not just the first.
4696 2007-09-07 Richard Guenther <rguenther@suse.de>
4699 * tree-ssa-operands.c (access_can_touch_variable): An access
4700 of the form (*p)[0] can touch a variable of same size.
4702 2007-09-07 Jan Hubicka <jh@suse.cz>
4704 * passes.c (init_optimization_passes): Add simple dce and addressable
4706 * tree-ssa.c (execute_update_addresses_taken): New function.
4707 (pass_update_address_taken): New.
4708 * tree-ssa-dse.c (execute_simple_dse): New function.
4709 (pass_simple_dse): New.
4710 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4712 2007-09-07 Tobias Burnus <burnus@net-b.de>
4715 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4717 2007-09-07 Richard Guenther <rguenther@suse.de>
4720 2007-09-06 Richard Guenther <rguenther@suse.de>
4722 PR tree-optimization/32586
4723 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4724 folding if nothing changed.
4725 (simplify_unary_expression): New function. Do tree combining
4726 on conversion like codes.
4727 (try_to_simplify): Call it.
4729 2007-09-07 Richard Guenther <rguenther@suse.de>
4730 Uros Bizjak <ubizjak@gmail.com>
4732 PR tree-optimization/32821
4733 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4734 NULL in the call to set_bb_stmt_list.
4736 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4738 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4739 float calls here, rather than leaving some to the caller.
4740 Use call_internal_direct and call_value_internal_direct.
4741 * config/mips/mips.md (call_internal_direct): New pattern.
4742 (call_value_internal_direct): Likewise.
4744 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4746 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4747 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4749 (override_options): Set mips_base_move_loop_invariants.
4751 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4753 * config/mips/mips.opt (mcode-readable=): Move to keep list
4756 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4758 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4759 and -mgpopt options. Adjust the -G documentation to match.
4760 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4761 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4762 function, split out from mips_classify_symbol. Return false for
4763 !TARGET_LOCAL_SDATA.
4764 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4765 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4766 (override_options): Check whether the -mgpopt setting is consistent
4767 with the other flags.
4768 (symbolic_expression_p): Delete.
4769 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4770 and default_elf_select_rtx_section.
4771 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4772 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4773 external data and TARGET_EXTERN_SDATA.
4775 2007-09-07 Tobias Burnus <burnus@net-b.de>
4778 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4780 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4782 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4783 FOR_BB_INSNS_SAFE instead of for loop.
4784 * cse.c (cse_extended_basic_block): Likewise.
4785 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4786 that the for loop does not invoke NEXT_INSN on a deleted insn.
4787 * function.c (instantiate_virtual_regs): Likewise.
4788 * lower-subreg.c (remove_retval_note): Likewise.
4789 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4791 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4793 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4794 insn, if it's a jump.
4795 (try_redirect_by_replacing_jump): New variable jump_p. Call
4796 tablejump_p before delete_insn_chain.
4797 * reload1.c (reload): New variable next. Make sure that the for
4798 loop does not invoke NEXT_INSN on a deleted insn.
4799 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4800 (delete_output_reload): New variable prev. Make sure the the for
4801 loops do not invoke PREV_INSN on a deleted insn.
4803 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4805 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4806 * cgraph.h (rebuild_cgraph_edges): Declare.
4807 * tree-pass.h (pass_expand_omp_ssa): New.
4808 * omp-low.c (find_omp_clause): Export.
4809 (copy_var_decl): Split from omp_copy_decl_2.
4810 (build_omp_barrier): Return the call to emit instead of emitting
4812 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4814 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4815 expand_omp_for_generic, expand_omp_for_static_nochunk,
4816 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4817 Adapted to work on SSA form.
4818 (execute_expand_omp): Do not invalidate dominance information.
4819 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4820 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4821 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4823 (force_gimple_operand): Allow gimplifying code expressions without
4825 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4826 * common.opt (fopenmp-ssa): New.
4827 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4828 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4829 * tree-cfg.c: Include tree-inline.h.
4830 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4831 (replace_by_duplicate_decl, replace_ssa_name,
4832 mark_virtual_ops_in_region): New functions.
4833 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4834 to work on SSA form.
4835 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4836 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4839 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4841 * tree-loop-linear.c: Include obstack.h.
4842 (linear_transform_loops): New obstack lambda_obstack.
4843 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4844 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4845 and free afterwards.
4846 * lambda.h (struct obstack): New forward declaration.
4847 (lambda_linear_expression_new): New parameter of type struct
4849 (lambda_loopnest_new): Likewise.
4850 (lambda_loopnest_transform): Likewise.
4851 (lambda_body_vector_new): Likewise.
4852 (lambda_body_vector_compute_new): Likewise.
4853 (gcc_loopnest_to_lambda_loopnest): Likewise.
4854 (lambda_loopnest_to_gcc_loopnest): Likewise.
4855 * lambda-code.c: Include obstack.h.
4856 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4858 (lambda_body_vector_new): Likewise.
4859 (lambda_linear_expression_new): Likewise.
4860 (lambda_lattice_new): Likewise.
4861 (lambda_loopnest_new): Likewise. Additionally use obstack to
4862 allocate LN_LOOPS(ret).
4863 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4864 it to lambda_lattice_new.
4865 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4866 Pass it to lambda_body_vector_new.
4867 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4868 it to lambda_lattice_new.
4869 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4870 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4871 (lambda_compute_target_space): Likewise.
4872 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4873 Pass it to lambda_lattice_compute_base and
4874 compute_nest_using_fourieer_motzkin.
4875 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4876 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4877 and lambda_lattice_compute_target_space.
4878 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4879 Pass it to lambda_linear_expression_new.
4880 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4881 to gcc_tree_to_linear_expression.
4882 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4883 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4884 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4885 Pass it to lambda_body_vector_new and
4886 lambda_body_vector_compute_new.
4887 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4888 (lambda-code.o): Likewise.
4890 2007-09-06 Chao-ying Fu <fu@mips.com>
4892 * ginclude/stdfix.h: New file.
4893 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4894 (convert.o): Add dependence on fixed-value.h.
4895 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4896 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4897 to define fixed-point constants.
4898 (c_cpp_builtins): Define fixed-point constants.
4899 * convert.c (fixed-value.h): New include.
4900 (convert_to_real): Update comment to include fixed-point.
4901 Support FIXED_POINT_TYPE.
4902 (convert_to_integer): Update comment to include fixed-point.
4903 Support FIXED_POINT_TYPE.
4904 (convert_to_complex): Support FIXED_POINT_TYPE.
4905 (convert_to_fixed): New function.
4906 * convert.h (convert_to_fixed): Declare.
4907 * genopinit.c: Add comment about $Q for only fixed-point modes.
4908 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4909 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4910 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4911 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4912 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4913 usneg_optab for fixed-point modes.
4914 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4916 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4917 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4918 unsigned saturation optabs, when type is saturating.
4919 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4920 (expand_fixed_convert): New function.
4921 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4922 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4923 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4924 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4925 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4926 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4928 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4929 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4930 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4931 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4932 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4934 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4935 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4936 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4937 fractuns, satfractuns.
4938 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4939 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4940 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4941 OTI_ssmsub_widen, OTI_usmsub_widen.
4942 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4943 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4944 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4945 umsub_widen_optab, usmsub_widen_optab): Define.
4946 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4948 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4950 (expand_fixed_convert): Declare.
4951 * expr.c (convert_move): Support the move of fixed-point modes.
4952 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4953 (categorize_ctor_elements_1): Handle FIXED_CST.
4954 (count_type_elements): Handle FIXED_POINT_TYPE.
4955 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4956 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4958 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4959 multiply and add/subtract for fixed-point types.
4960 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4961 mode, we jump to binop directly.
4962 Support FIXED_CONVERT_EXPR.
4963 (do_store_flag): Check FIXED_CST to put a constant second.
4964 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4965 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4966 (const_vector_from_tree): Support FIXED_CST.
4967 * doc/extend.texi (Fixed-Point): New node.
4968 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4969 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4970 satfract, fractuns, satfractuns): Document them.
4972 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4974 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4975 addresses into I registers.
4977 2007-09-06 Jan Hubicka <jh@suse.cz>
4978 Andreas Tobler <a.tobler@schweiz.org>
4980 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4982 (machopic_legitimize_pic_address): Likewise.
4984 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4985 Jan Hubicka <jh@suse.cz>
4987 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4988 instead of ufloat_optab->handlers directly.
4989 (floatdidf2): Likewise.
4991 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
4993 * config/mips/mips.c: Include diagnostic.h.
4994 (mips_set_current_function): Check errorcount and sorrycount
4995 before generating RTL.
4997 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5000 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5001 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5002 (print_operand_reloc): Likewise.
5004 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5008 2007-09-06 Jan Hubicka <jh@suse.cz>
5010 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5013 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5015 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5016 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5018 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5020 * optabs.c (expand_float): Convert unsigned integer as signed only
5021 if it provides sufficient accuracy; add mode argument to real_2expN.
5022 (expand_fix): Fix comment typos; extend binary float into mode
5023 wider than destination for converion to unsigned integer; add mode
5024 argument to real_2expN.
5025 * real.c (real_2expN): Add mode argument to special-case decimal
5027 * real.h (real_2expN): Ditto.
5028 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5030 (fixed_from_string): Ditto.
5031 (fixed_to_decimal): Ditto.
5032 (fixed_convert_from_real): Ditto.
5033 (real_convert_from_fixed): Ditto.
5034 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5035 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5036 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5037 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5039 2007-09-06 Tom Tromey <tromey@redhat.com>
5041 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5042 * c-pch.c (c_common_read_pch): Restore current location after
5044 * tree.c (expand_location): Update.
5045 (expr_filename): Changed return type. Unified the two cases.
5046 (expr_lineno): Likewise.
5047 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5049 * toplev.c (line_table): Changed type.
5050 (general_init): Update.
5051 (realloc_for_line_map): New function.
5052 (general_init): Allocate line_table using GC.
5053 * fix-header.c (line_table): Changed type.
5054 (read_scan_file): Update.
5055 (read_scan_file): Update.
5056 * c-ppoutput.c (maybe_print_line): Update.
5057 (print_line): Update.
5058 (cb_line_change): Update.
5059 (cb_define): Update.
5060 (pp_file_change): Update.
5061 * c-opts.c (c_common_init_options): Update.
5062 (finish_options): Update.
5063 (push_command_line_include): Update.
5064 * c-lex.c (cb_line_change): Update.
5065 (cb_def_pragma): Update.
5066 (cb_define): Update.
5068 (c_lex_with_flags): Use cpp_get_token_with_location.
5069 * input.h (line_table): Changed type.
5070 (location_from_locus): New macro.
5071 * tree.h (EXPR_FILENAME): No longer an lvalue.
5072 (EXPR_LINENO): Likewise.
5073 (expr_locus, set_expr_locus): Declare separately for
5074 USE_MAPPED_LOCATION.
5075 (expr_filename, expr_lineno): Changed return type.
5076 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5077 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5078 (expand_gimple_basic_block): Likewise.
5079 * final.c (final_scan_insn): Use expanded_location.
5081 2007-09-06 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/32586
5084 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5085 folding if nothing changed.
5086 (simplify_unary_expression): New function. Do tree combining
5087 on conversion like codes.
5088 (try_to_simplify): Call it.
5089 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5090 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5092 2007-09-06 Jan Hubicka <jh@suse.cz>
5095 * cse.c (fold_rtx): Avoid invalid sharing.
5097 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5099 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5100 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5102 2007-09-06 Revital Eres <eres@il.ibm.com>
5104 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5105 Fix offsettable memory reference for 750CL.
5107 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5109 * reload.c (find_reloads_address_1): Try to preserve original
5110 base/index regclass of operands.
5111 * regrename.c (scan_rtx_address): Likewise.
5112 (replace_oldest_value_addr): Likewise.
5114 2007-09-06 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/33302
5117 * domwalk.c (walk_dominator_tree): The exit block is
5118 interesting even if it is not reachable.
5120 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5123 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5125 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5127 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5130 2007-09-05 Ian Lance Taylor <iant@google.com>
5132 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5134 (dump_generic_node): Likewise.
5135 * print-rtl.c (print_decl_name): Likewise.
5136 * print-tree.c (print_node_brief): Likewise.
5137 (print_node): Likewise.
5138 * Makefile.in (RTL_BASE_H): Add alias.h.
5141 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5143 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5145 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5146 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5148 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5150 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5151 (tm_defines): Define UCLIBC_DEFAULT to 1.
5152 (extra_options): Add linux.opt.
5153 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5154 (CRT_CALL_STATIC_FUNCTION): Likewise.
5155 (NO_IMPLICIT_EXTERN_C): Likewise.
5156 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5157 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5158 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5159 (ENDFILE_SPEC): Don't define.
5160 (LIB_SPEC): Likewise.
5161 (CRT_CALL_STATIC_FUNCTION): Likewise.
5162 (NO_IMPLICIT_EXTERN_C): Likewise.
5163 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5164 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5166 2007-09-06 Jan Hubicka <jh@suse.cz>
5168 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5171 2007-09-06 Jan Hubicka <jh@suse.cz>
5173 * opts.c (common_handle_option): Enable inlining functions for
5176 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5178 * builtin-attrs.def (ATTR_NONNULL_3): New.
5179 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5180 ATTR_NOTHROW_NONNULL_##FA.
5181 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5182 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5183 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5184 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5185 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5186 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5187 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5189 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5190 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5191 ATTR_FORMAT_NOTHROW_3_4): Remove.
5192 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5193 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5194 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5195 instead of ATTR_FORMAT_*_*.
5197 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5199 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5200 parts re-used for REG_FRAME_RELATED_EXPR.
5202 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5204 * optabs.c (expand_float): Convert unsigned integer as signed only
5205 if it provides sufficient accuracy; add mode argument to real_2expN.
5206 (expand_fix): Fix comment typos; extend binary float into mode
5207 wider than destination for converion to unsigned integer; add mode
5208 argument to real_2expN.
5209 * real.c (real_2expN): Add mode argument to special-case decimal
5211 * real.h (real_2expN): Ditto.
5212 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5214 (fixed_from_string): Ditto.
5215 (fixed_to_decimal): Ditto.
5216 (fixed_convert_from_real): Ditto.
5217 (real_convert_from_fixed): Ditto.
5218 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5219 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5220 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5221 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5223 2007-09-05 Ian Lance Taylor <iant@google.com>
5225 * init-regs.c (initialize_uninitialized_regs): Call
5226 emit_insn_before rather than add_insn_before.
5228 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5230 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5231 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5232 * tree-inline.h (copy_body_data): Add call_expr field.
5233 * tree-inline.c (expand_call_inline): Initialize call_expr.
5234 (copy_bb): Append anonymous inline fn arguments to arguments
5235 when inlining a CALL_EXPR_VA_ARG_PACK call.
5236 * builtins.c (expand_builtin): Issue an error if
5237 BUILT_IN_VA_ARG_PACK is seen during expand.
5238 (fold_call_expr, fold_builtin_call_array): Don't fold
5239 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5240 __builtin_va_arg_pack () call as last argument.
5241 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5242 function is __builtin_va_arg_pack (), decrease number of call
5243 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5244 * expr.c (expand_expr_real_1): Issue an error if
5245 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5246 * tree-pretty-print.c (dump_generic_node): Handle printing
5247 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5248 * doc/extend.texi (__builtin_va_arg_pack): Document.
5250 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5252 PR tree-optimization/21513
5253 * builtins.c (build_builtin_expect_predicate): New function.
5254 (fold_builtin_expect): Add argument for expected value.
5255 Distribute __builtin_expect over short-circuiting operations.
5256 Fold nested builtin_expects.
5257 (fold_builtin_2): Adjust call to fold_builtin_expect.
5259 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5262 PR tree-optimization/13756
5263 * doc/invoke.texi (Options That Control Optimization): Document
5266 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5268 * gcc/config/i386/cpuid.h: New file.
5269 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5270 (describe_cache): Shrink size and line strings to 100 bytes.
5271 (detect_caches_amd): Return "" for unsupported max_ext_level.
5272 Use __cpuid function.
5273 (detect_caches_intel): Return "" for unsupported max_level.
5274 Use __cpuid function.
5275 (host_detect_local_cpu): Change feature flag variables to
5276 unsigned int. Initialize only extended feature flag variables.
5277 Use __get_cpuid_max to determine max supported cpuid level.
5278 Use __cpuid function to determine supported features. Fix
5279 calculation of family id. Remove is_amd and check signature
5280 directly. Check for Geode signature. Handle family 4 id.
5281 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5282 cpu discovery code to lower part of the function.
5283 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5284 for sub-architecture.
5285 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5286 [PROCESSOR_K8]: Add k8-sse3 architecture.
5287 [PROCESSOR_NOCONA]: Remove.
5288 [PROCESSOR_GENERIC64]: Ditto.
5289 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5290 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5291 to check for SSE and FXSAVE support.
5292 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5293 Add -minline-all-stringops.
5294 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5295 (x86_64-*-*): Ditto.
5297 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5299 * config/bfin/linux-unwind.h: New file.
5300 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5301 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5303 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5305 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5306 * stmt.c: Include alloc-pool.h.
5307 (struct case_node): Remove GTY marker.
5308 (add_case_node): New parameter case_node_pool. Use it for
5310 (expand_case): New allocation pool case_node_pool. Initialize it,
5311 pass to add_case_node and free it.
5313 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5314 David Ung <davidu@mips.com>
5315 Nigel Stephens <nigel@mips.com>
5317 Add mips16/nomips16 function attributes and -mflip-mips16 option
5318 for testing mixed-mode compilation.
5320 * config/mips/mips.opt (mflip-mips16): New.
5322 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5323 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5325 * config/mips/mips.c (mips_base_target_flags): New.
5326 (mips_base_mips16): New.
5327 (mips_base_schedule_insns): New.
5328 (mips_base_reorder_blocks_and_partition): New.
5329 (mips_base_align_loops): New.
5330 (mips_base_align_jumps): New.
5331 (mips_base_align_functions): New.
5332 (mips16_flipper): New.
5333 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5334 (TARGET_SET_CURRENT_FUNCTION): Define.
5335 (mips_mips16_type_p, mips_nomips16_type_p): New.
5336 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5337 (mips_function_ok_for_sibcall): Make it deal with functions with
5339 (mips_init_split_addresses): New, split out from override_options.
5340 (mips_init_relocs): New, split out from override_options.
5341 (was_mips16_p): New.
5342 (mips_set_mips16_mode): New, split out from override_options.
5343 (mips_set_current_function): New.
5344 (override_options): Add sorry for unsupported mips16/pic
5345 combination. Remove error for mips16/dsp combination. Save
5346 base option settings.
5347 (mips_file_start): Move mips16 mode setting output from here....
5348 (mips_output_function_prologue): ....to here.
5349 (mips_output_mi_thunk): Check for mips16 function.
5350 (build_mips16_function_stub): Don't set .mips16 here.
5351 (build_mips16_call_stub): Likewise.
5352 (mips_expand_builtin): Error in mips16 mode.
5353 (mips_use_mips16_mode_p): New.
5354 (mips_encode_section_info): Check for mips16 function, and set
5355 SYMBOL_REF_FLAGS accordingly.
5357 * doc/extend.texi (Function Attributes): Document new
5358 mips16/nomips16 attributes.
5359 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5360 (MIPS Options): Document -mflip-mips16.
5362 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5364 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5365 if we encounter TLS address in MIPS16 mode.
5366 (mips_legitimize_const_move): Check cannot_force_const_mem for
5367 the (const (plus symbol offset)) case; this forces invalid TLS
5368 address in MIPS16 mode to be caught by the above call to sorry.
5369 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5370 because that now enables emutls, which is not ABI compatible
5371 with native TLS in non-MIPS16 mode.
5373 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5375 Add target hook invoked when cfun changes.
5377 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5378 * target.h (struct gcc_target): Add set_current_function.
5379 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5380 (TARGET_INITIALIZER): Add initializer for set_current_function.
5381 * tree.h (push_struct_function): New.
5382 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5384 (set_cfun): Declare.
5385 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5387 (push_function_context_to): Use allocate_struct_function
5388 to create null context, not init_dummy_function_start. Use set_cfun.
5389 (pop_function_context_from): Use set_cfun.
5390 (in_dummy_function): New.
5391 (invoke_set_current_function_hook): New.
5393 (push_cfun, pop_cfun): Use set_cfun.
5394 (push_struct_function): New.
5395 (allocate_struct_function): Call invoke_set_current_function_hook
5397 (prepare_function_start): Don't set cfun here. Remove unused
5398 argument; fix all callers.
5399 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5400 push_struct_function.
5401 (init_function_start): Set cfun here.
5402 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5403 * omp-low.c (create_omp_child_function): Use push_struct_function
5404 and pop_cfun to save/restore state.
5405 (expand_omp_parallel): Remove unused saved_cfun variable.
5406 * cgraphunit.c (ipa_passes): Use set_cfun.
5407 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5408 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5409 * matrix-reorg.c (transform_allocation_sites): Likewise.
5410 (matrix_reorg): Use set_cfun.
5411 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5412 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5413 assignment to cfun; use set_cfun for the other.
5414 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5415 (dump_function_to_file): Use push_cfun/pop_cfun here.
5416 * c-decl.c (finish_function): Use set_cfun.
5418 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5420 * regrename.c (rerename_optimize): Use deferred rescanning and
5421 insert explicit calls to rescan insns when changed.
5423 2007-09-05 Jan Hubicka <jh@suse.cz>
5425 * optabs.c (libfunc_entry): Change optab to integer.
5426 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5427 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5428 of pointers for hashing.
5430 2007-09-05 Jan Hubicka <jh@suse.cz>
5432 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5434 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5435 * see.c (pass_see): Likewise.
5436 * tracer.c (pass_tracer): Likewise.
5437 * postreload-gcse.c (pass_gcse2): Likewise.
5438 * postreload.c (pass_postreload_cse): Likewise.
5439 * mode-switching.c (pass_mode_switching): Likewise.
5440 * modulo-sched.c (pass_sms): Likewise.
5441 * cse.c (cse_insn): Likewise.
5442 * web.c (pass_web): Likweise.
5443 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5444 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5445 * loop-init.c (pass_rtl_loop_init): Likewise.
5446 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5447 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5448 * global.c (pass_global_alloc): Likewise.
5449 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5450 pass_if_after_reload): Likewise.
5451 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5452 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5453 * regmove.c (pass_regmove): Likewise.
5454 * function.c (pass_thread_prologugues_epilogues): Likewise.
5455 * gcse.c (pass_gcse): Likewise.
5456 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5457 * lower-subreg.c (pass_lower_subreg2): Likewise.
5458 * bt-load.c (pass_branch_target_load): Likewise.
5459 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5460 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5461 * combine.c (pass_combine): Likewise.
5462 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5463 (pass_partition_blocks): Likewise.
5464 * var-tracking.c (pass_variable_track): Likewise.
5465 * reg-stack.c (pass_stack_regs_run): Likewise.
5466 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5467 * passes.c (pass_postreload): Likewise.
5468 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5469 * tree-pass.h (TODO_verify_rtl_sharing): New.
5470 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5471 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5472 TODO_set_props, TODO_df_finish, TODO_df_verify,
5473 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5475 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5477 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5478 fold_real_zero_addition_p, reorder_operands_p,
5479 div_if_zero_remainder, fold_undefer_overflow_warnings,
5480 int_binop_types_match_p, fold_convert_const_int_from_int,
5481 fold_convert_const_int_from_real,
5482 fold_convert_const_int_from_fixed,
5483 fold_convert_const_real_from_real,
5484 fold_convert_const_real_from_fixed,
5485 fold_convert_const_fixed_from_fixed,
5486 fold_convert_const_fixed_from_int,
5487 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5488 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5489 debug_fold_checksum, multiple_of_p): Constify.
5490 * tree-flow-inline.h (get_lineno): Likewise.
5491 * tree-flow.h (get_lineno): Likewise.
5492 * tree-object-size.c (compute_object_offset, addr_object_size,
5493 alloc_object_size, pass_through_call): Likewise.
5494 * tree-pretty-print.c (op_symbol, print_call_name,
5495 print_struct_decl, do_niy): Likewise.
5496 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5497 debug_fold_checksum): Likewise.
5499 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5502 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5503 note, remove the associated REG_RETVAL note.
5505 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5507 * config.gcc (powerpc*-*-*): Install
5508 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5509 * config/rs6000/spu2vmx.h: New header.
5510 * config/rs6000/si2vmx.h: New header.
5511 * config/rs6000/vec_types.h: New header.
5513 2007-09-05 Ben Elliston <bje@au.ibm.com>
5515 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5517 2007-09-05 Ben Elliston <bje@au.ibm.com>
5519 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5521 (__stdcx): Make asm volatile.
5522 (__stwcx, __stdcx): Return only 0 or 1.
5524 2007-09-05 Jan Hubicka <jh@suse.cz>
5528 2007-09-04 Jan Hubicka <jh@suse.cz>
5529 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5531 2007-09-04 Richard Guenther <rguenther@suse.de>
5532 * tree-ssa-operands.c (add_virtual_operand): Only mark
5533 stores as has_volatile_ops if alias information is not available.
5535 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5537 * config/rs6000/tramp.asm: Include config.h.
5538 Check __PIC__ or __pic__ macro instead of SHARED.
5540 PR rtl-optimization/32300
5541 * see.c (see_copy_insn): New function.
5542 (see_def_extension_not_merged, see_merge_one_use_extension,
5543 see_merge_one_def_extension): Use it. Avoid changing
5544 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5545 into sequences. Call df_insn_delete on temporary insns
5546 that won't be emitted into the insn stream.
5547 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5548 and run df_process_deferred_rescans () before run_fast_dce.
5550 PR tree-optimization/33017
5551 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5552 recurse for pure or const function calls.
5554 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5556 * c-format.c: Include alloc-pool.h.
5557 (check_format_info_main): New argument fwt_alloc. Use allocation
5558 pool instead of GC. Remove GC deallocation code.
5559 (check_format_arg): Create allocation pool, pass it to
5560 check_format_info_main and free it afterwards.
5561 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5563 2007-09-05 Ben Elliston <bje@au.ibm.com>
5565 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5566 Rename count macro arugment for clarity.
5567 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5568 (__protected_stream_set): Likewise, pass 0.
5570 2007-09-04 Jan Hubicka <jh@suse.cz>
5572 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5574 2007-09-04 Jan Hubicka <jh@suse.cz>
5576 * invoke.texi (-finline-small-functions): Document.
5577 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5578 when deciding what is inlinable.
5579 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5580 (cgraph_decide_inlining_of_small_function): Handle new flags.
5581 (cgraph_decide_inlining_incrementally): Likewise.
5582 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5583 * common.opt (finline-small-functions): New.
5584 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5586 2007-09-04 Richard Guenther <rguenther@suse.de>
5588 * tree-ssa-operands.c (add_virtual_operand): Only mark
5589 stores as has_volatile_ops if alias information is not available.
5591 2007-09-04 Andrew Haley <aph@redhat.com>
5593 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5595 2007-09-04 Andrew Haley <aph@redhat.com>
5597 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5598 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5599 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5601 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5604 * common.opt: Mention ABI version 2 in comment.
5606 2007-09-04 Jan Hubicka <jh@suse.cz>
5608 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5609 (libfunc_entry): New structure.
5610 (libfunc_hash): New hashtable.
5611 (hash_libfunc): New function.
5612 (eq_libfunc): New function.
5613 (convert_optab_libfunc): New function.
5614 (optab_libfunc): New function.
5615 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5616 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5617 expand_float, expand_fix, new_optab, new_convert_optab):
5618 Update for new libfunc API.
5619 (init_libfunc, init_integral_libfuncs,
5620 init_floating_libfuncs, init_interclass_conv_libfuncs
5621 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5622 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5623 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5624 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5625 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5626 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5627 gen_extend_conv_libfunc): New.
5628 (init_one_libfunc): Revamp for hashtables.
5629 (set_conv_libfunc): Likewise.
5630 (init_optabs): Initialize hashtable; use lazy initialization where
5632 * optabs.h (optab_handlers): Move out of GGC.
5633 (optab, convert_optab): Move out of GGC; add lazy gen info.
5634 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5635 (optab_libfunc, convert_optab_libfunc): New.
5636 * builtins.c (expand_builtin_powi): Update for new API.
5637 * expr.c (convert_move): Likewise.
5638 * expmed.c (expand_divmod): Likewise.
5640 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5642 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5643 GOT pointer only if there is a constant pool. Use the allocated space
5646 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5648 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5651 2007-09-04 Revital Eres <eres@il.ibm.com>
5652 Richard Guenther <rguenther@suse.de>
5653 R. Clint Whaley <whaley@cs.utsa.edu>
5655 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5657 * tree-tailcall.c (process_assignment): Use -fassociative-math
5658 when reodering operands of floating-point type.
5659 * fold-const.c (fold_comparison, fold_binary): Use
5660 -fassociative-math and -freciprocal-math instead of
5661 -funsafe-math-optimization flag.
5662 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5663 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5664 -freciprocal-math instead of -funsafe-math-optimizations.
5665 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5666 -fassociative-math when -ffast-math is set.
5667 (set_unsafe_math_optimizations_flags): New Function
5668 to set -freciprocal-math and -fassociative-math when
5669 -funsafe-math-optimizations is set.
5670 (common_handle_option): Call it.
5671 * tree-vectorizer.c (vect_is_simple_reduction): Use
5672 -fassociative-math when doing reduction on floats.
5673 * loop-unroll.c (analyze_insn_to_expand_var): Use
5674 -fassociative-math when expanding an accumulator of type float.
5675 * simplify-rtx.c (simplify_binary_operation_1): Use
5676 -fassociative-math and -freciprocal-math when reordeing operands
5677 of floating-point type.
5678 * combine.c (combine_simplify_rtx): Likewise.
5679 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5681 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5683 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5686 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5688 2007-09-04 Jan Hubicka <jh@suse.cz>
5690 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5692 2007-09-04 Jan Hubicka <jh@suse.cz>
5694 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5695 and corresponding MATCH_DUP.
5697 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5700 * combine.c (subst): Do not try to simplify X if it represents load
5701 of FP constant from the constant pool via float extension.
5703 2007-09-04 Ben Elliston <bje@au.ibm.com>
5705 * c-opts.c: Include "tm_p.h".
5706 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5708 2007-09-04 Richard Guenther <rguenther@suse.de>
5710 PR tree-optimization/33291
5711 * tree-pretty-print.c (dump_generic_node): Dump all
5712 qualifiers for pointer types, not only first. Dump
5713 qualifiers for aggregate types as well.
5714 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5715 use the canonical type for building ARRAY_REFs.
5716 * gimplify.c (canonicalize_addr_expr): Clean up. The
5717 correct validness check is compatibility of the pointer
5718 types. Always use the canonical type for building
5719 ARRAY_REFs and ADDR_EXPRs.
5720 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5721 change that disabled propagation of ADDR_EXPRs into statements
5724 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5726 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5727 (umulsi3_highpart): Make into expanders; existing insns are
5728 now named *[insn]_nov6. Add stars to existing [insn]_v6
5729 counterparts' names.
5731 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5733 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5734 (unprotoize.o): Remove SHLIB_MULTILIB.
5736 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5738 * doc/extend.texi: Document progmem attribute for AVR.
5740 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5743 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5745 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5747 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5750 * optabs.c: Remove unnecessary forward declarations.
5751 (expand_unop_direct): New, broken out of expand_unop.
5752 (expand_doubleword_clz): New.
5753 (expand_ctz): Move above expand_ffs. Use
5754 start_sequence, end_sequence, add_equal_note, and
5755 expand_unop_direct. Add more commentary.
5756 (expand_ffs): Try both ctz optab and expand_ctz.
5757 Generate a test and branch if the hardware doesn't give us
5758 a useful value for input zero. Style improvements similar to
5761 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5763 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5765 * config.gcc: Delete stanza for arm-semi-aof and
5766 armel-semi-aof targets.
5767 * config/arm/arm-protos.h
5769 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5770 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5771 delete aof_pic_label and remove mention of AOF in comments.
5772 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5774 * config/arm/semiaof.h
5775 * config/arm/t-semi: Delete file.
5777 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5779 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5780 CONST_CAST_BB): New macros for type-specific casts.
5781 (CONST_CAST): Add a TYPE parameter and define it in terms of
5784 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5785 * c-lex.c (cb_ident, lex_string): Likewise,
5786 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5787 * config/i386/i386.c (ix86_function_regparm,
5788 ix86_function_sseregparm): Use CONST_CAST_TREE.
5789 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5791 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5792 give_switch, set_multilib_dir): Likewise,
5793 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5794 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5795 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5796 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5797 * prefix.c (update_path): Likewise,
5798 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5799 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5800 * tree-cfg.c (tree_can_merge_blocks_p,
5801 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5802 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5803 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5804 (attribute_list_contained): Use CONST_CAST_TREE.
5806 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5808 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5810 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5813 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5814 before forcing them into a register.
5816 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5818 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5819 rather than define_code_macro.
5821 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5823 * gcc.c (xputenv): New function.
5824 (putenv_from_prefixes): Use xputenv instead of putenv.
5825 (process_command): Use xputenv instead of putenv.
5826 (set_collect_gcc_options): Use xputenv instead of putenv.
5827 (main): Use xputenv instead of putenv.
5829 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5831 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5832 availability of swap instruction.
5833 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5835 2007-09-03 Revital Eres <eres@il.ibm.com>
5837 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5840 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5841 Ayal Zaks <zaks@il.ibm.com>
5842 Revital Eres <eres@il.ibm.com>
5844 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5845 compute_split_row): New functions.
5846 (ps_unschedule_node): Remove.
5847 (normalize_sched_times): Iterate over the already scheduled
5848 insns instead of the number of nodes.
5849 (MAX_SPLIT_NUM): New definition.
5850 (sms_schedule_by_order): Change the scheduling heuristic to
5851 avoid useless increases of initiation interval ii.
5852 (get_sched_window): Add dump printouts.
5854 2007-09-02 David Daney <ddaney@avtrex.com>
5856 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5857 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5858 (optab, insn): Add more attributes.
5859 (fetchop_bit): New code macro.
5860 (immediate_insn): New code macro attribute.
5861 (sync): Change condition to ISA_HAS_SYNC.
5862 (rdhwr): Change predicate for operand 0 to register_operand.
5863 (memory_barrier): New expand.
5864 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5865 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5866 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5867 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5868 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5869 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5870 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5871 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5872 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5874 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5875 Hans-Peter Nilsson <hp@axis.com>
5877 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5878 Defined to describe availability and behavior of CLZ.
5879 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5880 * config/cris/cris.opt: Tweak comment for "-metrax4".
5881 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5882 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5883 (count_leading_zeros): Define.
5885 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5887 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5889 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5892 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5895 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5897 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5898 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5899 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5900 sched-deps.c, sched-int.h, system.h, target.h,
5901 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5902 tree.def: Fix comment typos.
5904 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5906 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5907 (override_options): Turn on -mstrict-align on non-ColdFire
5909 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5911 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5913 * c-common.c (const_strip_array_types): Delete.
5914 * c-common.h (const_strip_array_types): Likewise.
5915 * emit-rtl.c (const_next_insn, const_previous_insn,
5916 const_next_nonnote_insn, const_prev_nonnote_insn,
5917 const_next_real_insn, const_prev_real_insn,
5918 const_next_active_insn, const_prev_active_insn, const_next_label,
5919 const_prev_label): Delete.
5920 * gimple-low.c (block_may_fallthru): Use expr_last.
5921 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5922 * rtl.h (const_previous_insn, const_next_insn,
5923 const_prev_nonnote_insn, const_next_nonnote_insn,
5924 const_prev_real_insn, const_next_real_insn,
5925 const_prev_active_insn, const_next_active_insn, const_prev_label,
5926 const_next_label): Delete.
5927 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5928 * system.h (CONST_CAST): Update comment.
5929 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5930 (const_first_stmt, const_last_stmt): Delete.
5931 (tree_block_ends_with_condjump_p): Use last_stmt.
5932 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5933 * tree-iterator.c (const_expr_first, const_expr_last,
5934 const_expr_only): Delete.
5935 * tree.c (const_lookup_attribute): Likewise.
5936 (attribute_list_contained): Use lookup_attribute.
5937 * tree.h (const_lookup_attribute, const_expr_first,
5938 const_expr_last, const_expr_only): Delete.
5940 2007-09-01 Richard Guenther <rguenther@suse.de>
5942 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5943 instead of TREE_THIS_VOLATILE.
5944 * tree-ssa-operands.c (add_virtual_operand): Do not set
5945 has_volatile_ops. Do not check s_ann for NULL.
5946 (get_indirect_ref_operands): Likewise.
5947 (get_expr_operands): Likewise. For all reference trees
5948 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5949 check base of reference for TREE_THIS_VOLATILE.
5951 2007-09-01 Richard Guenther <rguenther@suse.de>
5953 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5954 between integral types. Also allow conversions between
5957 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5959 * optabs.c (prepare_float_lib_cmp): Use
5960 libgcc_cmp_return_mode instead of word_mode.
5961 * config/dfp-bit.h: Likewise.
5962 * config/fp-bit.h: Likewise.
5963 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5965 (spu_libgcc_shift_count_mode): New function.
5966 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5967 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5969 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5971 * tree-pretty-print.c: Include output.h.
5972 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5973 HOST_WIDE_INT_PRINT_DEC.
5974 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5976 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5978 PR rtl-optimization/33224
5979 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5980 to the analysed region.
5982 2007-08-31 Richard Guenther <rguenther@suse.de>
5984 * function.c (allocate_struct_function): Do not set
5985 current_function_returns_pointer.
5986 * function.h (struct var_refs_queue): Remove.
5987 (struct simple_obstack_stack): Likewise.
5988 (struct function): Remove fixup_var_refs_queue member.
5989 Remove returns_pointer flag.
5990 (current_function_returns_pointer): Remove define.
5992 2007-08-31 Nick Clifton <nickc@redhat.com>
5994 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
5995 secondary keys in order to obtain a stable sort.
5997 2007-08-31 Nick Clifton <nickc@redhat.com>
6000 * config/m32r/constraints.md: Add W constraint for integer zero.
6001 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6002 Fix length calculation by using alternatives.
6004 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6006 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6007 split out from expand_binop.
6008 (avoid_expensive_constant): New function.
6009 (expand_binop_directly): Remove commutative_op argument and
6010 (expand_binop_directly): Remove commutative_op argument and
6011 call cummutative_optab_p instead. Do not change op0 or op1
6012 when swapping xop0 and xop1. Apply avoid_expensive_constant
6013 to each argument after potential swapping. Enforce the
6014 canonical order of commutative operands.
6015 (expand_binop): Use shift_optab_p and commutative_optab_p.
6016 Update the calls to expand_binop_directly. Only force constants
6017 into registers when widening an operation. Only swap operands
6018 once a direct expansion has been rejected.
6019 (expand_twoval_binop): Only force constants into registers when
6020 using a direct expansion.
6022 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6024 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6025 (sched_analyze_insn): Don't postprocess speculative dependencies when
6026 target has no scheduling.
6027 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6028 'uninitialized' warning.
6030 2007-08-31 Richard Guenther <rguenther@suse.de>
6032 * tree.c (build_complex_type): Always set TYPE_NAME for
6035 2007-08-31 Olivier Hainque <hainque@adacore.com>
6037 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6038 internal macro. Default alignment factor for csect directives, chosen
6039 to match what BIGGEST_ALIGNMENT allows.
6040 (DATA_SECTION_ASM_OP): Use it.
6041 * config/rs6000/rs6000.c
6042 (rs6000_xcoff_output_readonly_section_asm_op):
6043 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6044 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6046 2007-08-31 Olivier Hainque <hainque@adacore.com>
6048 * dbxout.c (dbxout_block): Move declaration within the first
6049 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6050 block to include the definition, together with the associated
6053 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6054 Revital Eres <eres@il.ibm.com>
6056 * doc/invoke.texi (-mpaired): Document flag.
6057 * config.gcc: Include paired.h in powerpc extra_headers and
6058 750cl.h in powerpc-*-linux*paired*.
6059 * config/rs6000/rs6000.opt (-mpaired): New flag.
6060 * config/rs6000/rs6000.c (paired_init_builtins,
6061 paired_expand_builtin, paired_expand_lv_builtin,
6062 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6063 New functions to support the paired single builtin functions.
6064 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6065 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6067 (bdesc_paired_preds): New structure for paired predicate
6069 (rs6000_expand_builtin): Expand paired single builtins.
6070 (rs6000_init_builtins): Init paired single builtins.
6071 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6072 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6073 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6074 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6075 (rs6000_vector_mode_supported_p): Support paired vector mode.
6076 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6077 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6079 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6080 (DATA_ALIGNMENT): Likewise.
6081 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6082 (rs6000_builtins): Add PAIRED builtins.
6083 * config/rs6000/rs6000.md: Include paired.md.
6084 * config/rs6000/paired.h: New.
6085 * config/rs6000/paired.md: New.
6086 * config/rs6000/750cl.h: New.
6087 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6089 2007-08-30 Ollie Wild <aaw@google.com>
6091 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6092 * gcc.c (default_compilers): Add -fno-directives-only to
6093 @assembler-with-cpp.
6095 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6099 * regclass.c (initial_fixed_regs): Revert previous change and make
6101 (initial_call_used_regs): Likewise.
6102 (initial_call_really_used_regs): Delete, reverting previous addition.
6103 (initial_reg_names): Likewise.
6104 (init_reg_sets): Revert previous change.
6105 (saved_fixed_regs): New.
6106 (saved_call_used_regs): New.
6107 (saved_call_really_used_regs): New.
6108 (saved_reg_names): New.
6109 (save_register_info): New.
6110 (restore_register_info): New.
6111 (init_reg_sets_1): Replace reset of register info with call to
6112 restore_register_info.
6113 * rtl.h (save_register_info): Declare.
6114 * toplev.c (backend_init): Call save_register_info.
6116 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6118 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6119 from the original statement.
6121 2007-08-30 Chao-ying Fu <fu@mips.com>
6123 * c-lex.c (interpret_fixed): Declare.
6124 (interpret_float): Process _Fract and _Accum.
6125 (interpret_fixed): New function.
6126 * final.c (output_addr_const): Process CONST_FIXED.
6127 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6128 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6130 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6132 (simplify_immed_subreg): Support CONST_FIXED.
6133 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6134 (simplify_subreg): Support CONST_FIXED.
6136 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6138 * config/rs6000/ppu_intrinsics.h: New file.
6139 * config.gcc (powerpc*-*-* <extra_headers>): Install
6142 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6144 * cfg.c (dump_flow_info): Change to also print entry and exit
6146 * print-rtl.c (print_rtl_single): Allow to print rtl with
6149 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6151 * df-core.h (df_dump_region): New function.
6152 * df.h (df_dump_region): New function.
6153 * loop-invariant.c (find_defs): Add call to df_dump_region.
6154 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6157 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6160 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6161 true if any of the compare_section_name calls returned true,
6162 rather than if any returned false.
6164 2007-08-30 Richard Guenther <rguenther@suse.de>
6166 PR tree-optimization/33199
6167 * tree-ssa-structalias.c (handle_lhs_call): New function.
6168 (find_func_aliases): In non-IPA mode make sure that for
6169 calls that return a pointer we add a constraint for the
6170 result to point to anything.
6172 2007-08-30 Richard Guenther <rguenther@suse.de>
6174 * doc/invoke.texi (-mveclibabi): Document new target option.
6175 * config/i386/i386.opt (-mveclibabi): New target option.
6176 * config/i386/i386.c (ix86_veclib_handler): Handler for
6177 vectorization library support.
6178 (override_options): Handle the -mveclibabi option, initialize
6179 the vectorization library handler.
6180 (ix86_builtin_vectorized_function): As fallback call the
6181 vectorization library handler, if set.
6182 (ix86_veclibabi_acml): New static function for ACML ABI style
6183 vectorization support.
6185 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6187 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6188 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6189 SImode and update m. Don't run gen_lowpart_common on arbitrary
6190 memory address, force it to register first.
6193 * dce.c (dce_process_block): Don't delete setters of
6194 artificially used registers.
6196 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6198 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6199 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6200 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6202 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6204 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6206 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6207 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6209 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6211 * system.h: Activate -Wcast-qual as warning-only.
6213 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6216 * config/rs6000/rs6000.c (compare_section_name): New function.
6217 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6220 2007-08-29 Olivier Hainque <hainque@adacore.com>
6222 * xcoffout.c: #include debug.h.
6223 * Makefile.in (xcoffout.o): Add debug.h dependency.
6225 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6227 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6228 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6230 2007-08-29 Richard Guenther <rguenther@suse.de>
6232 * tree-pretty-print.c (dump_generic_node): Print
6233 label DECL_UID as D.%u.
6234 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6236 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6238 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6239 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6241 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6244 * tree.c (build_type_attribute_qual_variant): Set canonical types
6245 on the final, unqualified attribute variant before building the
6248 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6250 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6251 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6253 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6256 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6257 * config/bfin/bfin.md (composev2hi): Put operands into vector
6260 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6262 * config/bfin/bfin.md (composev2hi): Put operands into vector
6265 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6267 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6268 attribute when appropriate.
6269 (bfin_handle_l1_text_attribute): New.
6270 (bfin_handle_l1_data_attribute): New.
6271 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6272 l1_data_A and l1_data_B.
6273 * doc/extend.texi (node Function Attributes): Document l1_text
6275 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6276 l1_data_A and l1_data_B variable attributes.
6278 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6280 * config/bfin/bfin.opt (minline-plt): Add.
6281 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6282 call to global functions.
6283 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6284 (Blackfin Options): Document -minline-plt.
6286 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6288 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6289 given a non-function.
6290 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6292 2007-08-28 DJ Delorie <dj@redhat.com>
6294 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6296 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6298 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6300 2007-08-28 Richard Guenther <rguenther@suse.de>
6302 * tree.h (struct tree_function_decl): Increase size of
6303 function_code bitfield.
6305 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6306 Kazu Hirata <kazu@codesourcery.com>
6308 * gcc/config/m68k/linux.h
6309 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6310 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6311 (m68k_return_in_memory): New.
6312 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6315 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6318 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6319 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6320 operand) when top VEC_SELECT extracts scalar element.
6321 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6322 (*vec_extract_v4sf_mem): Ditto.
6324 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6327 * passes.c (init_optimization_passes): Move pass_df_finish
6328 after pass_postreload sublist.
6330 PR rtl-optimization/33148
6331 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6332 (neg (lt X 0)) if X has scalar int mode.
6335 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6336 initializer, use build_vector_from_ctor if possible to create
6337 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6338 even after this, return NULL.
6340 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6342 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6344 2007-08-28 Richard Guenther <rguenther@suse.de>
6346 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6347 (struct tree_function_decl): Make function_code a bitfield.
6348 Add disregard_inline_limits flag.
6349 * cgraphunit.c (cgraph_process_new_functions): Check
6350 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6351 (cgraph_preserve_function_body_p): Likewise.
6352 * ipa-inline.c (compute_inline_parameters): Likewise.
6353 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6354 for GNU C extern inline functions.
6355 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6356 * tree-inline.c (disregard_inline_limits_p): Remove.
6357 * tree-inline.h (disregard_inline_limits_p): Likewise.
6358 * c-common.c (handle_always_inline_attribute): Set
6359 DECL_DISREGARD_INLINE_LIMITS.
6360 * langhooks.c (add_builtin_function): Verify the function code
6361 fits in the bitfield.
6363 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6364 Vladimir Yanovsky <yanov@il.ibm.com>
6365 Revital Eres <eres@il.ibm.com>
6366 Andrey Belevantsev <abel@ispras.ru>
6368 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6370 * modulo-sched.c: Add documentation regarding do-loop.
6371 (doloop_register_get): Change number of arguments to support
6372 the new do-loop pattern and check whether COUNT_REG has no other
6373 occurences in the loop besides in the control part.
6374 (duplicate_insns_of_cycles): Do not duplicate the insn which
6375 changes count_reg as it is already adjusted.
6376 (generate_prolog_epilog): New argument to support the new
6377 do-loop pattern. Change the subtract instruction to use
6378 expand_simple_binop. Call duplicate_insns_of_cycles with new
6380 (sms_schedule): Call doloop_register_get and
6381 generate_prolog_epilog with new argument. Do not handle loops
6382 with single sets insns with subreg in their lhs.
6383 * loop-doloop.c (doloop_optimize): Support for another do-loop
6385 (doloop_condition_get): Gets an instruction instead of a pattern
6386 and change the return condition when the do-loop pattern is
6388 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6389 deps when considering to not create edges.
6391 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6393 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6396 2007-08-27 Jason Merrill <jason@redhat.com>
6399 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6400 zero-sized types after calling gimplify_modify_expr_rhs.
6402 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6404 * regclass.c (init_reg_autoinc): Fix typo.
6406 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6408 Fix PR tree-optimization/33173
6409 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6411 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6414 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6415 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6418 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6419 David Ung <davidu@mips.com>
6420 Nigel Stephens <nigel@mips.com>
6422 Separate target-specific initialization from general
6423 back-end initialization.
6425 * toplev.c (init_alignments): New, split out from...
6426 (process_options): ...here.
6427 (backend_init_target): New, split out from...
6428 (backend_init): ...here.
6429 (lang_dependent_init_target): New, split out from...
6430 (lang_dependent_init): ...here.
6431 (target_reinit): New.
6432 * toplev.h (target_reinit): Declare.
6433 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6434 now can be called more than once. Update comments.
6435 * expr.h (init_expr_target): Likewise.
6436 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6437 now can be called more than once. Explicitly zero
6438 static_reg_base_value.
6439 * emit-rtl.c (init_emit_regs): New, split out from...
6440 (init_emit_once): Here.
6441 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6442 non-const, so that changes from command-line arguments can overwrite
6443 values provided by the static initializers.
6444 (initial_call_really_used_regs): New, used similarly to the above.
6445 (initial_reg_names): Likewise.
6446 (last_mode_for_init_move_cost): Promoted function-local static to
6447 file-scope static to make it accessible outside init_move_cost.
6448 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6449 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6450 reg_names since it is needed for parsing command-line options.
6451 (init_move_cost): Use last_mode_for_init_move_cost instead of
6452 function-local static.
6453 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6454 call_really_used_regs now. Reinitialize reg_names. Also
6455 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6456 reg_class_superunion. Clear losing_caller_save_reg_set.
6457 Preserve global registers if called more than once. Reset
6458 move cost, may_move_in_cost, may_move_out_cost, and
6459 last_mode_for_init_move_cost.
6460 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6461 can now be invoked more than once. Update comments.
6462 (init_regs): Update comments.
6463 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6464 and initial_call_really_used_regs, instead of the non-initial
6465 variables. This allows us to save the command-line register settings
6466 after target reinitialization.
6467 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6468 * rtl.h (init_emit_regs): Declare.
6469 (init_reg_modes_target, init_alias_target): Renamed as described
6471 * reload1.c (init_reload): Update comments.
6472 * optabs.c (init_optabs): Likewise.
6473 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6475 2007-08-26 Chao-ying Fu <fu@mips.com>
6477 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6480 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6482 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6484 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6486 * bb-reorder.c (copy_bb_p): Likewise.
6487 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6488 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6489 block_ends_with_condjump_p): Likewise.
6490 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6491 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6492 block_ends_with_condjump_p): Likewise.
6493 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6494 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6495 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6496 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6497 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6498 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6499 debug_true_const_tree instad of debug_true_tree.
6500 * debug.c (do_nothing_debug_hooks): Likewise.
6501 * debug.h (ignore_block, debug_true_const_tree): Constify.
6502 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6503 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6504 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6505 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6506 dbx_reg_number, is_based_loc, field_type,
6507 simple_type_align_in_bits, simple_decl_align_in_bits,
6508 simple_type_size_in_bits, field_byte_offset, insert_float,
6509 type_tag, member_declared_type, is_redundant_typedef,
6510 secname_for_decl, is_inlined_entry_point): Likewise.
6511 * emit-rtl.c (const_next_insn, const_previous_insn,
6512 const_next_nonnote_insn, const_prev_nonnote_insn,
6513 const_next_real_insn, const_prev_real_insn,
6514 const_next_active_insn, const_prev_active_insn, const_next_label,
6515 const_prev_label): Likewise.
6516 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6518 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6519 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6520 sched_insn_is_legitimate_for_speculation_p): Likewise.
6521 * jump.c (reversed_comparison_code_parts,
6522 reversed_comparison_code, reversed_comparison, condjump_label):
6524 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6525 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6527 * rtl.h (const_previous_insn, const_next_insn,
6528 const_prev_nonnote_insn, const_next_nonnote_insn,
6529 const_prev_real_insn, const_next_real_insn,
6530 const_prev_active_insn, const_next_active_insn, const_prev_label,
6531 const_next_label, modified_between_p, modified_in_p,
6532 const_note_storeskeep_with_call_p, condjump_label,
6533 reversed_comparison, reversed_comparison_code,
6534 reversed_comparison_code_parts, memory_modified_in_insn_p,
6535 stack_regs_mentioned): Likewise.
6536 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6537 keep_with_call_p): Likewise.
6538 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6539 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6540 sd_lists_size, sd_lists_empty_p): Likewise.
6541 * sched-int.h (sched_insns_conditions_mutex_p,
6542 haifa_classify_insn, no_real_insns_p,
6543 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6544 sd_lists_size, sd_lists_empty_p): Likewise.
6545 * sdbout.c (sdb_debug_hooks): Likewise.
6546 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6547 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6548 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6550 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6551 tree_can_throw_internal): Likewise.
6552 * tree-flow-inline.h (phi_nodes): Likewise.
6553 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6554 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6555 * tree-gimple.c (const_get_call_expr_in): Likewise.
6556 * tree-gimple.h (const_get_call_expr_in): Likewise.
6557 * tree.c (const_lookup_attribute, attribute_list_equal,
6558 attribute_list_contained): Likewise.
6559 * tree.h (attribute_list_equal, attribute_list_contained,
6560 const_lookup_attribute): Likewise.
6561 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6563 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6565 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6566 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6568 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6571 * config/alpha/constraints.md: Delete "svn:mime-type" property
6572 with svn propdel "svn:mime-type".
6574 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6577 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6578 non NOTE insn doesn't cross basic block.
6579 (noce_try_abs): Likewise.
6580 (noce_process_if_block): Likewise.
6582 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6585 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6586 operand without auto-inc-dec.
6587 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6588 offsettable_mem_operand.
6589 (floatunssidf2_internal): Same.
6590 (fix_truncdfsi2_internal): Same.
6591 (floatsidf_ppc64): Same.
6592 (floatunssidf_ppc64): Same.
6593 (fix_trunctfsi2_internal): Same.
6595 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6598 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6599 pass defines needed for version.c.
6601 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6603 * configure.ac (--debug-prefix-map check): Change assembler
6604 version presumed to have feature to 2.18.
6605 * configure: Regenerate.
6607 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6609 * c-common.c (vector_types_convertible_p,
6610 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6611 self_promoting_args_p): Constify.
6612 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6613 c_promoting_integer_type_p, self_promoting_args_p,
6614 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6615 * c-decl.c (anon_aggr_type_p): Likewise.
6616 * * c-dump.c (dump_stmt): Likewise.
6617 * c-objc-common.c (has_c_linkage): Likewise.
6618 * c-tree.h (same_translation_unit_p): Likewise.
6619 * c-typeck.c (null_pointer_constant_p,
6620 tagged_types_tu_compatible_p, function_types_compatible_p,
6621 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6622 comptypes_internal, struct tagged_tu_seen_cache,
6623 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6624 c_size_in_bytes): Likewise.
6625 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6626 hash_ptr, eq_ptr): Likewise.
6627 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6628 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6629 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6630 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6632 * optabs.c (optab_for_tree_code): Likewise.
6633 * optabs.h (optab_for_tree_code): Likewise.
6634 * rtl.h (simplify_rtx): Likewise.
6635 * simplify-rtx.c (simplify_rtx): Likewise.
6636 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6637 dump_flag, dump_node): Likewise.
6638 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6639 queue_and_dump_type, dump_flag): Likewise.
6640 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6641 * tree-pass.h (dump_node): Likewise.
6642 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6643 supportable_narrowing_operation): Likewise.
6644 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6645 supportable_narrowing_operation): Likewise.
6646 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6647 is_negative_overflow_infinity, is_positive_overflow_infinity,
6648 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6649 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6650 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6651 ssa_name_nonzero_p, fp_predicate): Likewise.
6652 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6653 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6654 ssa_name_nonnegative_p): Likewise.
6656 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6658 * config.gcc : Add x86_64-elf target.
6660 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6662 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6664 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6665 Nigel Stephens <nigel@mips.com>
6669 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6670 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6671 * expr.c (SET_BY_PIECES_P): Define.
6672 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6673 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6674 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6676 * expr.h (SET_RATIO): Define.
6677 (can_store_by_pieces, store_by_pieces): Update prototypes.
6678 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6679 can_store_by_pieces/store_by_pieces.
6680 (expand_builtin_memcpy_args): Likewise.
6681 (expand_builtin_strncpy): Likewise.
6682 (expand_builtin_memset_args): Likewise. Also remove special case
6683 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6684 decide what to do instead.
6685 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6686 to can_store_by_pieces.
6688 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6689 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6691 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6692 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6693 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6694 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6695 (STORE_BY_PIECES_P): Define.
6697 2007-08-24 Tom Tromey <tromey@redhat.com>
6699 * varpool.c (varpool_last_needed_node): Fix comment typo.
6700 * c-decl.c (duplicate_decls): Fix comment typo.
6701 (clone_underlying_type): Update comment.
6703 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6705 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6706 alpha_in_small_data_p, alpha_split_complex_arg,
6707 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6709 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6710 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6712 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6713 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6714 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6715 * config/darwin.c (darwin_binds_local_p): Likewise.
6716 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6718 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6719 i386_pe_valid_dllimport_attribute_p): Likewise.
6720 * config/i386/i386.c (ix86_function_regparm,
6721 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6722 x86_can_output_mi_thunk, ix86_mangle_type,
6723 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6724 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6725 i386_pe_binds_local_p): Likewise.
6726 * config/ia64/ia64.c
6727 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6728 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6729 ia64_invalid_conversion, ia64_invalid_unary_op,
6730 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6732 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6733 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6734 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6735 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6736 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6737 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6738 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6739 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6740 * config/pa/pa.c (pa_commutative_p): Likewise.
6741 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6743 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6744 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6745 rs6000_use_blocks_for_constant_p,
6746 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6747 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6748 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6749 * config/s390/s390.c (s390_mangle_type,
6750 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6752 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6753 th_in_small_data_p): Likewise.
6754 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6755 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6757 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6758 sparc_mangle_type): Likewise.
6759 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6760 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6761 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6763 * hooks.c (hook_bool_mode_const_rtx_false,
6764 hook_bool_mode_const_rtx_true,
6765 hook_bool_const_tree_hwi_hwi_const_tree_false,
6766 hook_bool_const_tree_hwi_hwi_const_tree_true,
6767 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6768 hook_constcharptr_const_tree_null,
6769 hook_constcharptr_const_rtx_null,
6770 hook_constcharptr_const_tree_const_tree_null,
6771 hook_constcharptr_int_const_tree_null,
6772 hook_constcharptr_int_const_tree_const_tree_null): New.
6773 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6774 hook_bool_tree_hwi_hwi_tree_false,
6775 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6776 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6777 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6778 hook_constcharptr_int_tree_null,
6779 hook_constcharptr_int_tree_tree_null): Delete.
6780 (default_can_output_mi_thunk_no_vcall): Constify.
6781 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6782 hook_bool_tree_hwi_hwi_tree_false,
6783 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6784 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6785 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6786 hook_constcharptr_int_tree_null,
6787 hook_constcharptr_int_tree_tree_null): Delete.
6788 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6789 hook_bool_const_tree_hwi_hwi_const_tree_false,
6790 hook_bool_const_tree_hwi_hwi_const_tree_true,
6791 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6792 hook_constcharptr_const_tree_null,
6793 hook_constcharptr_const_rtx_null,
6794 hook_constcharptr_const_tree_const_tree_null,
6795 hook_constcharptr_int_const_tree_null,
6796 hook_constcharptr_int_const_tree_const_tree_null): New.
6797 (default_can_output_mi_thunk_no_vcall): Constify.
6798 * integrate.c (function_attribute_inlinable_p): Likewise.
6799 * integrate.h (function_attribute_inlinable_p): Likewise.
6800 * jump.c (rtx_renumbered_equal_p): Likewise.
6801 * output.h (decl_readonly_section, categorize_decl_for_section,
6802 default_use_anchors_for_symbol_p, default_binds_local_p,
6803 default_binds_local_p_1): Likewise.
6804 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6806 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6807 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6808 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6809 TARGET_COMP_TYPE_ATTRIBUTES,
6810 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6811 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6812 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6813 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6814 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6815 * target.h (can_output_mi_thunk, needs_block_p,
6816 first_cycle_multipass_dfa_lookahead_guard_spec,
6817 vector_alignment_reachable, comp_type_attributes,
6818 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6819 commutative_p, use_blocks_for_constant_p,
6820 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6821 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6822 invalid_within_doloop, valid_dllimport_attribute_p,
6823 split_complex_arg, invalid_arg_for_unprototyped_fn,
6824 invalid_conversion, invalid_unary_op, invalid_binary_op):
6826 * targhooks.c (default_invalid_within_doloop,
6827 hook_invalid_arg_for_unprototyped_fn,
6828 default_builtin_vector_alignment_reachable): Likewise.
6829 (hook_bool_rtx_commutative_p): Delete.
6830 (hook_bool_const_rtx_commutative_p): New.
6831 * targhooks.h (default_invalid_within_doloop,
6832 default_builtin_vector_alignment_reachable,
6833 hook_invalid_arg_for_unprototyped_fn): Constify.
6834 (hook_bool_rtx_commutative_p): Delete.
6835 (hook_bool_const_rtx_commutative_p): New.
6836 * varasm.c (bss_initializer_p, decl_default_tls_model,
6837 categorize_decl_for_section, decl_readonly_section,
6838 default_use_anchors_for_symbol_p, default_binds_local_p,
6839 default_binds_local_p_1): Constify.
6841 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6843 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6844 __NO_BUILTIN if -fno-builtin.
6846 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6848 * config/bfin/bfin.c (print_operand): Report error instead of
6849 ICE for wrong operand.
6851 2007-08-24 Michael Matz <matz@suse.de>
6853 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6855 2007-08-24 Richard Guenther <rguenther@suse.de>
6858 * tree-ssa.c (useless_type_conversion_p): Split into a
6859 recursive and a non-recursive part.
6860 (useless_type_conversion_p_1): New function.
6861 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6862 from maybe_fold_offset_to_reference is trivially convertible
6863 to the desired type before doing the simplification.
6865 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6867 * expr.c (store_expr): Optimize initialization of an array
6869 * expr.h (builtin_strncpy_read_str): New prototype.
6870 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6873 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6876 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6877 field when initializing if_info structure.
6879 2007-08-24 Richard Guenther <rguenther@suse.de>
6881 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6883 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6884 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6885 * tree-inline.c (inlinable_function_p): Fold in common parts of
6886 the cannot_inline_tree_fn langhook.
6887 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6888 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6889 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6890 cannot_inline_tree_fn langhook.
6891 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6892 cannot_inline_tree_fn member.
6894 2007-08-24 Richard Guenther <rguenther@suse.de>
6896 * expr.c (get_inner_reference): Do computation of bitoffset
6897 from offset in a way we can detect overflow reliably.
6899 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6901 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6903 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6905 * config/bfin/bfin.opt (mfast-fp): Add.
6906 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6907 libbffastfp override libgcc if -mfast-fp.
6908 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6909 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6910 (Blackfin Options): Document -mfast-fp.
6912 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6914 PR tree-optimization/32573
6916 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6917 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6918 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6919 (build_classic_dist_vector): Return false rather than true if
6920 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6921 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6922 returned false. Don't call save_dist_v before calling
6923 build_classic_dist_vector_1.
6924 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6925 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6926 DDR_DIR_VECTS vectors.
6928 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6930 * configure.ac (leb128): Modify sed statement to work with any
6931 binutils version string.
6932 * configure: Regenerate
6934 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6936 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6937 Wrap in RTX_CODE macro guard.
6938 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6939 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6940 arm_mark_dllimport, arm_pe_encode_section_info,
6941 arm_pe_unique_section): Use ISO-C function declarations.
6942 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6943 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6944 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6946 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6947 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6949 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6951 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6952 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6953 (register_move_cost): Use ISO-C function declarations.
6954 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6955 * config/score/score-protos.h (score_declare_object): Add
6957 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6959 * final.c (profile_function): Avoid empty if-bodies.
6962 * calls.c (must_pass_in_stack_var_size,
6963 must_pass_in_stack_var_size_or_pad): Constify.
6964 * config/alpha/alpha-protos.h (function_value): Likewise.
6965 * config/alpha/alpha.c (alpha_return_in_memory,
6966 alpha_pass_by_reference, function_value,
6967 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6968 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6970 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6971 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6972 TARGET_PROMOTE_PROTOTYPES): Likewise.
6973 * config/arm/arm-protos.h (arm_return_in_memory,
6974 arm_pad_arg_upward, arm_function_value): Likewise.
6975 * config/arm/arm.c (arm_pass_by_reference,
6976 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6977 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6978 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6980 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6981 * config/avr/avr-protos.h (avr_function_value): Likewise.
6982 * config/avr/avr.c (avr_return_in_memory,
6983 gas_output_limited_string, gas_output_ascii, avr_function_value,
6984 avr_return_in_memory): Likewise.
6985 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6986 * config/bfin/bfin.c (bfin_pass_by_reference,
6987 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6988 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6990 * config/cris/cris.c (cris_pass_by_reference,
6991 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6992 * config/crx/crx.c (crx_return_in_memory): Likewise.
6993 * config/darwin.c (function_base, machopic_function_base_name):
6995 * config/fr30/fr30.c (fr30_must_pass_in_stack,
6996 TARGET_PROMOTE_PROTOTYPES): Likewise.
6997 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
6998 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
6999 * config/i386/i386-protos.h (ix86_return_in_memory,
7000 ix86_sol10_return_in_memory): Likewise.
7001 * config/i386/i386.c (ix86_function_value,
7002 ix86_function_sseregparm, ix86_must_pass_in_stack,
7003 type_natural_mode, classify_argument, examine_argument,
7004 construct_container, ix86_pass_by_reference, function_value_32,
7005 function_value_64, ix86_function_value_1, return_in_memory_32,
7006 return_in_memory_64, return_in_memory_ms_64,
7007 ix86_return_in_memory, ix86_sol10_return_in_memory,
7008 TARGET_PROMOTE_PROTOTYPES): Likewise.
7009 * config/ia64/ia64-protos.h (ia64_function_value,
7010 ia64_hpux_function_arg_padding): Likewise.
7011 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7012 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7013 ia64_hpux_function_arg_padding): Likewise.
7014 * config/iq2000/iq2000-protos.h (function_arg,
7015 iq2000_function_value): Likewise.
7016 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7017 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7018 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7019 function_arg, iq2000_function_value): Likewise.
7020 * config/m32c/m32c-protos.h (m32c_function_value,
7021 m32c_promote_function_return): Likewise.
7022 * config/m32c/m32c.c (m32c_pass_by_reference,
7023 m32c_promote_prototypes, m32c_promote_function_return,
7024 m32c_function_value): Likewise.
7025 * config/m32r/m32r.c (m32r_return_in_memory,
7026 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7027 m32r_in_small_data_p): Likewise.
7028 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7030 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7031 m68hc11_function_arg_padding): Likewise.
7032 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7033 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7034 m68k_function_value): Likewise.
7035 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7036 mcore_function_value): Likewise.
7037 * config/mcore/mcore.c (handle_structs_in_regs,
7038 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7039 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7040 mcore_num_arg_regs, mcore_function_value): Likewise.
7041 * config/mips/mips-protos.h (mips_pad_arg_upward,
7042 mips_function_value): Likewise.
7043 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7044 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7045 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7046 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7047 mips_function_value): Likewise.
7048 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7050 * config/mmix/mmix.c (mmix_pass_by_reference,
7051 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7052 mmix_encode_section_info): Likewise.
7053 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7055 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7056 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7057 mn10300_function_value): Likewise.
7058 * config/mt/mt-protos.h (mt_function_value): Likewise.
7059 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7060 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7061 * config/pa/pa-protos.h (function_arg_padding, function_value,
7062 pa_return_in_memory): Likewise.
7063 * config/pa/pa.c (pa_pass_by_reference,
7064 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7065 function_arg_padding, function_value, pa_return_in_memory):
7067 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7068 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7069 function_arg_padding): Likewise.
7070 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7071 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7072 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7073 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7074 function_arg_padding, altivec_expand_dst_builtin,
7075 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7076 altivec_init_builtins, rs6000_common_init_builtins,
7077 rs6000_function_value): Likewise.
7078 * s390/s390-protos.h (s390_function_value): Likewise.
7079 * config/s390/s390.c (s390_function_arg_size,
7080 s390_pass_by_reference, s390_return_in_memory,
7081 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7082 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7083 * config/score/score-protos.h (score_function_value): Likewise.
7084 * config/score/score.c (score_arg_partial_bytes,
7085 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7086 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7087 score_pass_by_reference, score_add_offset, score_function_value):
7089 * config/sh/sh-protos.h (sh_attr_renesas_p,
7090 sh_promote_prototypes): Likewise.
7091 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7092 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7093 sh_attr_renesas_p): Likewise.
7094 * config/sparc/sparc-protos.h (function_value,
7095 function_arg_padding): Likewise.
7096 * config/sparc/sparc.c (sparc_promote_prototypes,
7097 sparc_return_in_memory, sparc_pass_by_reference,
7098 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7099 function_arg_record_value_2, function_arg_record_value_1,
7100 function_arg_record_value, function_arg_record_value,
7101 function_arg_padding, function_value): Likewise.
7102 * config/spu/spu-protos.h (spu_function_value): Likewise.
7103 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7104 spu_function_value): Likewise.
7105 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7107 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7108 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7109 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7111 * config/v850/v850.c (v850_return_in_memory,
7112 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7113 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7114 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7115 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7116 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7118 * explow.c (promote_mode, hard_function_value): Likewise.
7119 * expr.h (hard_function_value, promote_mode): Likewise.
7120 * function.c (aggregate_value_p): Likewise.
7121 * hooks.c (hook_bool_const_tree_true): New.
7122 * hooks.h (hook_bool_const_tree_true): New.
7123 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7124 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7125 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7126 TARGET_RETURN_IN_MSB): Likewise.
7127 * target.h (promote_function_args, promote_function_return,
7128 promote_prototypes, return_in_memory, return_in_msb,
7129 pass_by_reference, must_pass_in_stack, callee_copies,
7130 function_value): Likewise.
7131 * targhooks.c (default_return_in_memory,
7132 hook_pass_by_reference_must_pass_in_stack,
7133 hook_callee_copies_named,
7134 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7135 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7136 default_function_value): Likewise.
7137 * targhooks.h (default_return_in_memory,
7138 hook_pass_by_reference_must_pass_in_stack,
7139 hook_callee_copies_named,
7140 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7141 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7142 default_function_value): Likewise.
7143 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7144 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7145 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7146 * tree.c (needs_to_live_in_memory): Likewise.
7147 * tree.h (struct tree_type, needs_to_live_in_memory,
7148 aggregate_value_p, must_pass_in_stack_var_size,
7149 must_pass_in_stack_var_size_or_pad): Likewise.
7150 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7151 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7152 lookup_filename): Likewise.
7154 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7157 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7158 fake fcomi i387 instruction for !TARGET_CMOVE.
7159 (ix86_expand_branch): Expand natural sequence with one jump for
7160 all targets, not only TARGET_CMOVE.
7161 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7162 pattern to implement fake fcomi sequence. Split instruction after
7163 reload to correct compare sequences.
7164 (*cmpfp_xf_cc): Ditto.
7165 (*cmpfp_<mode>_cc): Ditto.
7166 (*cmpfp_u_cc): Ditto.
7167 (*cmpfp_<mode>_cc): Ditto.
7169 2007-08-23 Richard Guenther <rguenther@suse.de>
7171 * tree-pretty-print.c (dump_generic_node): Annotate
7172 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7174 2007-08-23 Richard Guenther <rguenther@suse.de>
7176 * builtins.c (expand_builtin_mathfn): Wrap argument in
7177 save_expr directly instead of re-building the call.
7178 (expand_builtin_mathfn_2): Likewise.
7179 (expand_builtin_mathfn_3): Likewise.
7180 (expand_builtin_interclass_mathfn): Likewise.
7181 (expand_builtin_int_roundingfn): Set arg.
7182 (expand_builtin_int_roundingfn_2): Likewise.
7184 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7186 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7187 *sse_nand<mode>3, *sse_xor<mode>3): New.
7189 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7192 * config/i386/i386.c (print_operand): Handle ';' code. Output
7193 semicolon for TARGET_MACHO.
7194 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7195 emit semicolon after 'lock' prefix.
7196 (sync_double_compare_and_swap<mode>): Ditto.
7197 (*sync_double_compare_and_swapdi_pic): Ditto.
7198 (*sync_compare_and_swap_cc<mode>): Ditto.
7199 (sync_double_compare_and_swap_cc<mode>): Ditto.
7200 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7201 (sync_old_add<mode>): Ditto.
7202 (sync_add<mode>): Ditto.
7203 (sync_sub<mode>): Ditto.
7204 (sync_ior<mode>): Ditto.
7205 (sync_and<mode>): Ditto.
7206 (sync_xor<mode>): Ditto.
7208 2007-08-22 Chao-ying Fu <fu@mips.com>
7210 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7212 (copy_rtx): Handle CONST_FIXED.
7213 (rtx_equal_p): Likewise.
7214 * rtl.h (fixed_value.h): New include.
7215 (rtx_def): Add a new field of fixed_value to u.
7216 (XCNMPFV): Define for accessing fixed_value.
7217 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7219 * rtl.def (CONST_FIXED): New constant.
7220 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7221 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7222 US_ASHIFT): New codes.
7223 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7224 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7225 unsigned_fract_convert, unsigned_sat_fract): Document them.
7226 * varasm.c (assemble_integer): Extend to support fixed-point constants
7227 by using different machine classes.
7228 (decode_addr_const): Handle FIXED_CST.
7229 (const_hash_1): Likewise.
7230 (compare_constant): Likewise.
7231 (copy_constant): Likewise.
7232 (const_rtx_hash_1): Handle CONST_FIXED.
7233 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7234 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7236 (initializer_constant_valid_p): Handle FIXED_CST.
7237 (output_constant): Support FIXED_POINT_TYPE.
7238 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7239 * cse.c (hash_rtx): Support CONST_FIXED.
7240 (exp_equiv_p): Likewise.
7241 (cannon_reg): Likewise.
7242 (fold_rtx): Likewise.
7243 (equiv_constant): Likewise.
7244 (cse_process_notes_1): Likewise.
7245 (count_reg_usage): Likewise.
7246 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7247 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7248 (wrap_constant): Check CONST_FIXED.
7249 (cselib_hash_rtx): Support CONST_FIXED.
7250 (cselib_subst_to_values): Likewise.
7251 * df-scan.c (df_uses_record): Likewise.
7252 * gcse.c (want_to_gcse_p): Likewise.
7253 (oprs_unchanged_p): Likewise.
7254 (oprs_not_set_p): Likewise.
7255 (compute_transp): Likewise.
7256 (extract_mentioned_regs_helper): Likewise.
7257 * genemit.c (gen_exp): Likewise.
7258 * local-alloc.c (equiv_init_varies_p): Likewise.
7259 (contains_replace_regs): Likewise.
7260 (memref_referenced_p): Likewise.
7261 * loop-invariant.c (check_maybe_invariant): Likewise.
7262 (hash_invariant_expr_1): Likewise.
7263 (invariant_expr_equal_p): Likewise.
7264 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7265 * regclass.c (reg_scan_mark_refs): Likewise.
7266 * regrename.c (scan_rtx): Likewise.
7267 * resource.c (mark_referenced_resources): Likewise.
7268 (mark_set_resources): Likewise.
7269 * rtlanal.c (rtx_unstable_p): Likewise.
7270 (rtx_varies_p): Likewise.
7271 (count_occurrences): Likewise.
7272 (reg_mentioned_p): Likewise.
7273 (modified_between_p): Likewise.
7274 (modified_in_p): Likewise.
7275 (volatile_insn_p): Likewise.
7276 (volatile_refs_p): Likewise.
7277 (side_effects_p): Likewise.
7278 (may_trap_p_1): Likewise.
7279 (inequality_comparisons_p): Likewise.
7280 (computed_jump_p_1): Likewise.
7281 (commutative_operand_precedence): Likewise.
7282 * sched-deps.c (sched_analyze_2): Likewise.
7283 * sched-vis.c (print_value): Likewise.
7284 * reload.c (operands_match_p): Likewise.
7285 (subst_reg_equivs): Likewise.
7286 * reload1.c (eliminate_regs_1): Likewise.
7287 (elimination_effects): Likewise.
7288 (scan_paradoxical_subregs): Likewise.
7289 * alias.c (rtx_equal_for_memref_p): Likewise.
7290 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7291 * emit-rtl.c (const_fixed_htab): New hash table.
7292 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7294 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7295 const_fixed_from_fixed_value): New functions.
7296 (verify_rtx_sharing): Handle CONST_FIXED.
7297 (copy_rtx_if_shared_1): Likewise.
7298 (reset_used_flags): Likewise.
7299 (set_used_flags): Likewise.
7300 (copy_insn_1): Likewise.
7301 (init_emit_once): Create const_fixed_htab.
7302 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7304 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7306 PR tree-optimization/32949
7307 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7308 before failing for ivs with non-constant step.
7310 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7312 * doc/md.texi (Iterators): Renamed from Macros. All contents
7313 changed to reflect rename of respectively define_code_macro and
7314 define_mode_macro to define_code_iterator and define_mode_iterator.
7315 (Mode Iterators, Code Iterators): Similar.
7316 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7317 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7318 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7319 (initialize_iterators, find_iterator, check_code_iterator)
7320 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7321 (read_mapping, read_rtx_1): Similar.
7322 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7323 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7324 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7325 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7326 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7327 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7328 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7329 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7330 config/rs6000/sync.md, config/rs6000/rs6000.md,
7331 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7332 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7333 config/vax/vax.md, config/bfin/bfin.md: Similar.
7335 2007-08-22 David Daney <ddaney@avtrex.com>
7337 * doc/install.texi (Testing): Mention testing on a simulator.
7339 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7341 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7343 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7344 and rearrange floating point conversion functions into different
7347 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7349 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7350 dfa_post_advance_cycle): New scheduler hooks.
7351 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7352 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7354 (TARGET_SCHED): Use them.
7355 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7356 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7357 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7359 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7360 function to facilitate debugging.
7361 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7362 (output_insn_has_dfa_reservation_p): New static function to output
7363 insn_has_dfa_reservation_p ().
7364 (write_automata): Use it.
7365 * genattr.c (main): Output declaration for
7366 insn_has_dfa_reservation_p ().
7368 2007-08-22 Christian Bruel <christian.bruel@st.com>
7369 Richard Guenther <rguenther@suse.de>
7371 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7372 * simplify_rtx (simplify_binary_operation_1): Likewise.
7374 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7376 PR rtl-optimization/32557
7377 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7378 of REGNO (mws->mw_reg).
7380 2007-08-22 Richard Guenther <rguenther@suse.de>
7383 * builtins.c (expand_builtin_int_roundingfn): Replace call
7384 argument wrapped with SAVE_EXPR directly.
7385 (expand_builtin_int_roundingfn_2): Likewise.
7387 2007-08-22 Richard Guenther <rguenther@suse.de>
7389 * tree-inline.c (inlinable_function_p): Restore disregarding
7390 inline limits for GNU extern inline functions.
7392 2007-08-22 Richard Guenther <rguenther@suse.de>
7395 * tree.c (host_integerp): Treat sizetype as signed as it is
7398 2007-08-21 Ian Lance Taylor <iant@google.com>
7400 PR tree-optimization/33134
7401 * tree-vrp.c (adjust_range_with_scev): Call
7402 set_value_range_to_value.
7404 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7406 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7409 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7411 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7414 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7416 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7417 cases to set eight bytes at a time.
7418 (expand_block_move): Likewise.
7420 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7423 * dwarf2out.c (gen_decl_die): Don't call
7424 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7426 2007-08-21 Paul Brook <paul@codesourcery.com>
7427 Nathan Sidwell <nathan@codesourcery.com>
7428 Mark Mitchell <mark@codesourcery.com>
7429 Joseph Myers <joseph@codesourcery.com>
7431 * configure.ac: Add --with-pkgversion and --with-bugurl.
7432 * configure: Regenerate.
7433 * doc/install.texi: Document them.
7434 * version.c (version_string): Remove VERSUFFIX.
7435 (VERSUFFIX): Remove.
7436 (pkgversion_string): New.
7437 (bug_report_url): Do not hard-code initializer.
7438 * version.h (pkgversion_string): Declare.
7439 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7441 (version.o): Define PKGVERSION and BUGURL.
7442 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7443 (%.pod): Define BUGURL.
7444 * gcc.c (process_command, main): Use pkgversion_string.
7445 * toplev.c (compile_file, print_version): Likewise.
7446 * protoize.c (main): Likewise.
7447 * gcov.c (print_version): Likewise. Update copyright date.
7448 * gcov-dump.c (print_version): Likewise. Update copyright date.
7449 * mips-tdump.c (main): Likewise. Update copyright date.
7450 * mips-tfile.c (main): Likewise. Update copyright date.
7451 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7452 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7453 shorten description.
7454 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7455 * doc/gccint.texi: Likewise.
7456 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7457 Update copyright date.
7459 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7461 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7462 (ix86_expand_strlensi_unroll_1): Ditto.
7463 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7464 (ix86_expand_carry_flag_compare): Update comment.
7466 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7469 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7470 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7472 2007-08-21 Richard Guenther <rguenther@suse.de>
7474 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7476 2007-08-21 Richard Guenther <rguenther@suse.de>
7479 * fold-const.c (fold_binary): Remove index +p PTR folding.
7480 Fix types of POINTER_PLUS_EXPR generated by folding of
7483 2007-08-20 Chao-ying Fu <fu@mips.com>
7485 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7486 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7487 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7488 (c_common_fixed_point_type_for_size): Declare.
7489 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7490 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7491 (c_token_starts_declspecs): Likewise.
7492 (c_parser_declspecs): Likewise.
7493 (c_parser_attributes): Likewise.
7494 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7495 (c_declspecs): Add saturating_p.
7496 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7497 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7498 _Sat. Handle RID_SAT.
7499 Avoid using void, bool, char, int, float, double, _Decimal32,
7500 _Decimal64, _Decimal128, and complex with _Sat.
7501 Handle RID_FRACT and RID_ACCUM.
7502 Make sure _Sat is used with _Fract or _Accum.
7503 (finish_declspecs): Handle cts_fract and cts_accum.
7504 * c-common.c (fixed-value.h): New include.
7505 (constant_expression_warning): Handle FIXED_CST.
7506 (overflow_warning): Likewise.
7507 (warnings_for_convert_and_check): Likewise.
7508 (c_common_fixed_point_type_for_size): New.
7509 (c_common_type_for_mode): Handle fixed-point modes to
7510 return various saturating/non-saturating, signed/unsigned types.
7511 (c_common_signed_or_unsigned_type): Support fixed-point types.
7512 (shorten_compare): Check fixed-point zero.
7513 Handle FIXED_POINT_TYPE.
7514 (c_common_truthvalue_conversion): Handle FIXED_CST.
7515 Handle FIXED_POINT_TYPE.
7516 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7518 (handle_mode_attribute): Handle fixed-point modes. Need to check
7519 if the signness of base type and fixed-point modes are consistent.
7520 (handle_vector_size_attribute): Handle fixed-point modes.
7521 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7522 (warn_for_div_by_zero): Check fixed-point zero.
7523 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7524 a common fixed-point type based on fbit, ibit, sign, and saturation.
7525 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7526 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7527 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7528 (convert_for_assignment): Support FIXED_POINT_TYPE.
7529 (digest_init): Handle FIXED_POINT_TYPE.
7530 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7531 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7532 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7533 GE_EXPR, LT_EXPR, GT_EXPR.
7534 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7535 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7536 * target.h (gcc_target): Add fixed_point_supported_p.
7537 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7538 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7539 (default_fixed_point_supported_p): Define.
7540 * targhooks.h (default_fixed_point_supported_p): Declare.
7541 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7542 * doc/install.texi (Configuration): Add --enable-fixed-point.
7543 * configure.ac (--enable-fixed-point): New to enable fixed-point
7544 arithmetic extension to C. For mips targets, we enable it by default.
7545 * configure, config.in: Regenerate.
7547 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7549 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7551 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7553 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7554 DWARF2_DEBUGGING_INFO.
7555 (cold_text_section_used): Same.
7556 (cold_text_section): Same.
7558 2007-08-20 Richard Guenther <rguenther@suse.de>
7560 * c-typeck.c (convert_for_assignment): Use the type of
7561 the member for the initialization.
7563 2007-08-20 Richard Guenther <rguenther@suse.de>
7565 * c-objc-common.c (c_disregard_inline_limits): Remove.
7566 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7567 * cgraphunit.c (cgraph_process_new_functions): Call
7568 disregard_inline_limits_p.
7569 (cgraph_preserve_function_body_p): Likewise.
7570 * ipa-inline.c (compute_inline_parameters): Likewise.
7571 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7573 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7574 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7575 disregard_inline_limits langhook.
7576 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7578 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7579 disregard_inline_limits langhook.
7580 * tree-inline.c (disregard_inline_limits_p): New function.
7581 * tree-inline.h (disregard_inline_limits_p): Declare.
7583 2007-08-20 Richard Guenther <rguenther@suse.de>
7585 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7586 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7587 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7588 auto_var_in_fn_p langhook.
7589 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7591 * tree.c (auto_var_in_fn_p): ... here.
7592 (find_var_from_fn): Call auto_var_in_fn_p directly.
7593 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7594 auto_var_in_fn_p langhook.
7595 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7596 (copy_body_r): Likewise.
7597 (self_inlining_addr_expr): Likewise.
7598 * tree.h (auto_var_in_fn_p): Declare.
7600 2007-08-20 Richard Guenther <rguenther@suse.de>
7602 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7603 (walk_type_fields): Take lh parameter.
7604 (walk_tree): Rename to ...
7605 (walk_tree_1): ... this. Do not call the walk_subtrees
7606 langhook but the now passed callback. Pass lh on recursion.
7607 (walk_tree_without_duplicates): Rename to ...
7608 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7609 and call walk_tree_1.
7610 * tree.h (walk_tree_lh): New typedef.
7611 (walk_tree_1): Declare.
7612 (walk_tree_without_duplicates_1): Likewise.
7613 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7614 (walk_tree_without_duplicates): New define to
7615 walk_tree_without_duplicates_1 with NULL lh parameter.
7616 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7617 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7619 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7620 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7621 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7624 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7627 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7628 code in front of the compacting of basic blocks.
7629 Move the folding of statements inbetween the cgraph checking
7630 and compacting of basic blocks.
7632 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7633 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7636 * config/alpha/alpha.c (va_list_skip_additions): Check for
7637 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7638 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7639 PLUS_EXPR when checking ap.__base.
7640 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7641 when doing addition on pointer types. Use size_int instead of
7643 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7644 ptr_type in the second operand.
7646 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7649 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7651 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7654 * cfgexpand.c (expand_one_register_var): Mark pointer
7655 DECL_ARTIFICIAL as REG_POINTER also.
7656 * stmt.c (expand_decl): Likewise.
7658 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7665 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7666 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7667 on_worklist argument and avoid adding things to worklist multiple
7669 (add_to_worklist): Ditto.
7670 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7671 single SFT is clobbered.
7672 (set_initial_properties): Ditto.
7673 (compute_call_clobbered): Update for changes to function
7675 (create_overlap_variables_for): Always create SFT for offset 0.
7676 (create_structure_vars): Handle PHI's, since we are in SSA form at
7678 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7679 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7681 (add_vars_for_offset): Figure out aliases from access + points-to.
7682 (add_virtual_operand): Use add_vars-for_offset.
7683 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7684 (add_call_clobber_ops): Remove makes_clobbering_call set.
7685 (get_expr_operands): Always pass through the INDIRECT_REF
7687 * tree-ssa-structalias.c (struct constraint_graph): Remove
7689 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7690 address_taken, pt_used, number_incoming.
7691 (FIRST_ADDR_NODE): Removed.
7692 (merge_graph_nodes): Remove broken code for the moment.
7693 (init_graph): New function.
7694 (build_pred_graph): Remove code to init_graph.
7695 Add location equivalence support.
7696 (struct scc_info): Rename roots to deleted.
7698 (init_scc_info): Ditto
7699 (init_topo_info): Use graph->size.
7700 (compute_topo_order): Ditto.
7701 (do_da_constraint): Removed.
7702 (do_sd_constraint): Remove calls to find().
7703 set_union_with_increment should always get 0 as last arg here.
7704 (do_complex_constraint): Replace do_da_constraint with assert.
7706 (struct equiv_class_label): New.
7707 (pointer_equiv_class_table): Ditto.
7708 (location_equiv_class_table): Ditto.
7709 (equiv_class_label_hash): Ditto.
7710 (equiv_class_label_eq): Ditto
7711 (equiv_class_lookup): Ditto.
7712 (equiv_class_ladd): Ditto.
7713 (pointer_equiv_class): Ditto.
7714 (location_equiv_class): Ditto.
7715 (condense_visit): Rename and rewrite from label_visit to do only
7716 SCC related stuff for HU.
7717 (label_visit): Do HU work for HU.
7718 (perform_var_substitution): Update to do HU and location
7720 (free_var_substitution_info): Update to free HU and location
7721 equivalence structures. */
7722 (find_equivalent_node): Update for pointer but not location
7724 (unite_pointer_equivalences): New function.
7725 (move_complex_constraints): Rewrite to only do moving.
7726 (rewrite_constraints): Split out of move_complex_constraints.
7727 (solve_graph): Use graph->size.
7728 (process_constraint_1): Add from_call argument, use it.
7729 Split *a = &b into two constraints.
7730 (process_constraint): Use new process_constraint_1.
7731 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7732 (get_constraint_for): Handle non-pointer integers properly.
7733 Remove code that used to handle structures.
7734 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7735 with unknown addends.
7736 (handle_rhs_call): New function.
7737 (find_func_aliases): Use handle_rhs_call.
7738 (set_uids_in_ptset): Add an assert.
7739 (set_used_smts): Fix bug in not considering unified vars.
7740 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7741 (compute_points_to_sets): Update for other function changes.
7742 (delete_points_to_sets): Ditto.
7743 (ipa_pta_execute): Ditto.
7744 (pass_ipa_pta): We need to update SSA after ipa_pta.
7746 2007-08-19 Jan Hubicka <jh@suse.cz>
7748 * i386.md: Replace "rim" and "mri" constraints by "g".
7750 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7752 * dwarf2out.c (text_section_used, cold_text_section_used,
7753 cold_text_section, dwarf2out_note_section_used): New.
7754 (dwarf2out_init): Initialize cold_text_section.
7755 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7756 dwarf2out_note_section_used.
7757 (size_of_aranges): Only count entry for text section if it was
7758 used. Count entry for cold text section if it was used.
7759 (output_aranges): Only output entries for text section and cold
7760 text section if they were used.
7762 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7764 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7766 (debug_generic_stmt): Likewise.
7767 (debug_tree_chain): Likewise.
7769 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7771 * tree-data-refs.c (split_constant_offset): Expose.
7772 * tree-data-refs.h (split_constant_offset): Add declaration.
7774 * tree-vectorizer.h (dr_alignment_support): Renamed
7775 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7776 Added a new value dr_explicit_realign.
7777 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7778 dr_offset, dr_step, and dr_aligned_to, along with new access
7779 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7780 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7781 STMT_VINFO_DR_ALIGNED_TO.
7783 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7785 In case of outer-loop vectorization with non-fixed misalignment - use
7786 the dr_explicit_realign scheme instead of the optimized realignment
7788 (new_stmt_vec_info): Initialize new fields.
7790 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7791 'nested_in_vect_loop' case. Change verbosity level.
7792 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7793 Don't fail on zero step in the outer-loop for loads.
7794 (vect_analyze_data_refs): Call split_constant_offset to calculate
7795 base, offset and init relative to the outer-loop.
7797 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7798 BSI function argument with a new function argument - at_loop.
7799 Simplify the condition that determines STEP. Takes additional argument
7800 INV_P. Support outer-loop vectorization (handle the
7801 nested_in_vect_loop case), including zero step in the outer-loop. Call
7802 vect_create_addr_base_for_vector_ref with additional argument.
7803 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7804 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7805 Fixed and simplified calculation of step.
7806 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7807 of bsi, and with additional argument. Call bump_vector_ptr with
7808 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7809 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7810 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7811 when the realignment setup needs to take place inside the loop.
7812 Support the dr_explicit_realign scheme. Allow generating the optimized
7813 realignment scheme for outer-loop vectorization. Added documentation.
7814 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7815 the 'nested_in_vect_loop' case, including loads that are invariant in
7816 the outer-loop and the realignment schemes. Handle the case when the
7817 realignment setup needs to take place inside the loop. Call
7818 vect_setup_realignment with additional arguments. Call
7819 vect_create_data_ref_ptr with additional argument and with loop instead
7820 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7821 (vect_gen_niters_for_prolog_loop): Call
7822 vect_create_addr_base_for_vector_ref with additional arguments.
7823 (vect_create_cond_for_align_checks): Likewise.
7824 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7825 scheme: takes additional argument bump; argument ptr_incr is now
7826 optional; updated documentation.
7827 (vect_init_vector): Takes additional argument (bsi). Use it, if
7828 available, to insert the vector initialization.
7829 (get_initial_def_for_induction): Pass additional argument in call to
7831 (vect_get_vec_def_for_operand): Likewise.
7832 (vect_setup_realignment): Likewise.
7833 (vectorizable_load): Likewise.
7835 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7837 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7838 as argument instead of struct loop.
7839 (nested_in_vect_loop_p): New function.
7840 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7842 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7843 from other phis in the loop.
7844 (destroy_loop_vec_info): Add additional argument to declaration.
7846 * tree-vectorizer.c (supportable_widening_operation): Also check if
7847 nested_in_vect_loop_p (don't allow changing the order in this case).
7848 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7849 of struct loop. Call nested_in_vect_loop_p and don't require
7850 flag_unsafe_math_optimizations if it returns true.
7851 (new_stmt_vec_info): When setting def_type for phis differentiate
7852 loop-header phis from other phis.
7853 (bb_in_loop_p): New function.
7854 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7855 just update their loop_vinfo. Order of BB traversal now matters -
7856 call dfs_enumerate_from with bb_in_loop_p.
7857 (destroy_loop_vec_info): Takes additional argument to control whether
7858 stmt_vinfo of the loop stmts should be destroyed as well.
7859 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7860 reduction stmt to be defines by a non loop-header phi.
7861 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7863 * tree-vect-transform.c (vectorizable_reduction): Call
7864 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7865 (vectorizable_call): Likewise.
7866 (vectorizable_conversion): Likewise.
7867 (vectorizable_operation): Likewise.
7868 (vectorizable_type_promotion): Likewise.
7869 (vectorizable_type_demotion): Likewise.
7870 (vectorizable_store): Likewise.
7871 (vectorizable_live_operation): Likewise.
7872 (vectorizable_reduction): Likewise. Also pass loop_info to
7873 vect_is_simple_reduction instead of loop.
7874 (vect_init_vector): Call nested_in_vect_loop_p.
7875 (get_initial_def_for_reduction): Likewise.
7876 (vect_create_epilog_for_reduction): Likewise.
7877 (vect_init_vector): Check which loop to work with, in case there's an
7879 (get_initial_def_for_inducion): Extend to handle outer-loop
7880 vectorization. Fix indentation.
7881 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7882 In the case vect_induction_def get the vector def from the induction
7883 phi node, instead of calling get_initial_def_for_inducion.
7884 (get_initial_def_for_reduction): Extend to handle outer-loop
7886 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7888 (vect_transform_loop): Change assert to just skip this case. Add a
7890 (vect_finish_stmt_generation): Add a couple asserts.
7892 (vect_estimate_min_profitable_iters): Multiply
7893 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7895 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7896 this is an inner-loop reduction in outer-loop vectorization.
7898 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7899 Same code as what used to be vect_analyze_scalar_cycles, only with
7900 additional argument loop, and loop_info passed to
7901 vect_is_simple_reduction instead of loop.
7902 (vect_analyze_scalar_cycles): Code factored out into
7903 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7904 Updated documentation.
7905 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7906 outer-loop vectorization that are live or not used in the outerloop,
7907 cause this requires special handling.
7908 (vect_enhance_data_refs_alignment): Don't consider versioning for
7910 (vect_analyze_data_refs): Check that there are no datarefs in the
7912 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7913 and vect_used_in_outer_by_reduction cases.
7914 (process_use): Also consider the case of outer-loop stmt defining an
7915 inner-loop stmt and vice versa.
7916 (vect_analyze_loop_1): New function.
7917 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7918 loops. Call vect_analyze_loop_1.
7919 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7920 been vectorized. Call destroy_loop_vec_info with additional argument.
7922 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7923 in the inner-loop when doing outer-loop vectorization. Add
7924 documentation and printout.
7925 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7926 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7928 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7930 * tree-affine.h (print_aff): New prototype.
7931 (debug_aff): Likewise.
7932 * tree-affine.c (print_aff): New function.
7933 (debug_aff): Likewise.
7935 2007-08-18 Paul Brook <paul@codesourcery.com>
7936 Joseph Myers <joseph@codesourcery.com>
7938 * common.opt (-fdebug-prefix-map=): New option.
7939 * opts.c: Include debug.h.
7940 (common_handle_option): Handle -fdebug-prefix-map.
7941 * final.c: Include ggc.h.
7942 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7943 remap_debug_filename): New.
7944 * Makefile.in (final.o, opts.o): Update dependencies.
7945 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7946 * configure.ac: Check for assembler --debug-prefix-map support.
7947 * configure, config.in: Regenerate.
7948 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7949 (ASM_DEBUG_SPEC): Include ASM_MAP.
7950 * doc/install.texi (--with-debug-prefix-map): Document.
7951 * doc/invoke.texi (-fdebug-prefix-map): Document.
7952 * dbxout.c (dbxout_init, dbxout_start_source_file,
7953 dbxout_source_file): Call remap_debug_filename.
7954 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7955 dwarf2out_start_source_file, dwarf2out_finish): Call
7956 remap_debug_filename.
7957 (file_table_relative_p): Do not check d->emitted_number.
7958 * toplev.c (output_file_directive): Call remap_debug_filename.
7959 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7960 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7962 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7964 * loop-invariant.c (find_invariants_to_move): Add missing macro
7967 2007-08-17 Tom Tromey <tromey@redhat.com>
7969 * tree.h (struct tree_label_decl): Removed old "java" fields.
7971 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7972 Nigel Stephens <nigel@mips.com>
7974 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7975 Treat -mno-data-in-code and -mcode-xonly as aliases for
7976 -mcode-readable=no and -mcode-readable=pcrel respectively.
7977 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7978 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7979 (MULTILIB_DIRNAMES): Update accordingly.
7981 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7983 * Makefile.in (version.o): Depend on $(REVISION) only if
7984 REVISION_s is defined.
7986 2007-08-17 Sa Liu <saliu@de.ibm.com>
7987 Ulrich Weigand <uweigand@de.ibm.com>
7990 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7991 use build_qualified_type to retain qualifiers of the base type.
7993 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
7995 * config/score/score.md : Update pattern tablejump.
7996 * config/score/score.c : Update score_initialize_trampoline
7998 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
7999 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8000 * doc/contrib.texi: Add my entry.
8002 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8004 * Makefile.in (REVISION): New.
8007 (version.o): Also depend on $(REVISION). Add
8008 -DREVISION=$(REVISION_s).
8010 * version.c (version_string): Add REVISION.
8012 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8014 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8015 of GOTO that's relocated to a different block.
8017 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8019 * c-common.c (const_strip_array_types): New.
8020 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8021 (const_strip_array_types): New.
8022 * c-objc-common.c (c_disregard_inline_limits,
8023 c_warn_unused_global_decl): Constify.
8024 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8025 c_vla_type_p, c_incomplete_type_error): Likewise.
8026 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8027 * hooks.c (hook_bool_const_tree_false): New.
8028 * hooks.h (hook_bool_const_tree_false): Likewise.
8029 * langhooks-def.h (lhd_warn_unused_global_decl,
8030 lhd_incomplete_type_error, lhd_expr_size,
8031 lhd_tree_inlining_disregard_inline_limits,
8032 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8033 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8034 * langhooks.c (lhd_warn_unused_global_decl,
8035 lhd_incomplete_type_error,
8036 lhd_tree_inlining_disregard_inline_limits,
8037 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8038 lhd_expr_size): Likewise.
8039 * langhooks.h (lang_hooks_for_tree_inlining,
8040 lang_hooks_for_tree_dump, lang_hooks_for_types,
8041 lang_hooks_for_decls, lang_hooks): Likewise.
8042 * pointer-set.c (pointer_set_t, pointer_set_create,
8043 pointer_set_contains, insert_aux, pointer_set_insert,
8044 pointer_set_traverse, pointer_map_t, pointer_map_create,
8045 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8047 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8048 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8049 pointer_map_traverse): Likewise.
8050 * predict.c (assert_is_empty): Likewise.
8051 * tree-affine.c (free_name_expansion): Likewise.
8052 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8053 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8054 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8056 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8058 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8060 (destroy_loop_vec_info): Add call to VEC_free.
8061 * tree-vectorizer.h (may_alias_ddrs): Define.
8062 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8063 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8064 Change reporting to dump.
8065 (vect_is_duplicate_ddr): New.
8066 (vect_mark_for_runtime_alias_test): New.
8067 (vect_analyze_data_ref_dependences) Add call to
8068 vect_mark_for_runtime_alias_test.
8069 (vect_enhance_data_refs_alignment): Define local variable
8070 vect_versioning_for_alias_required, don't perform
8071 peeling for alignment if versioning for alias is
8073 (vect_enhance_data_refs_alignment): Use
8074 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8075 PARAM_VECT_MAX_VERSION_CHECKS.
8076 * tree-vect-transform.c
8077 (vect_create_cond_for_alias_checks): New.
8078 (vect_transform_loop): Add call to
8079 vect_create_cond_for_alias_checks.
8080 (vect_vfa_segment_size): New.
8081 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8083 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8084 * gcc/doc/invoke.texi
8085 (vect-max-version-for-alignment-checks): Document.
8086 (vect-max-version-for-alias-checks): Document.
8087 (vect-max-version-checks): Remove.
8089 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8091 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8092 the same line as the instruction for all asm dialects.
8093 (*rep_movsi): Ditto.
8094 (*rep_movsi_rex64): Ditto.
8095 (*rep_movqi): Ditto.
8096 (*rep_movqi_rex64): Ditto.
8097 (*rep_stosdi_rex64): Ditto.
8098 (*rep_stossi): Ditto.
8099 (*rep_stossi_rex64): Ditto.
8100 (*rep_stosqi): Ditto.
8101 (*rep_stosqi_rex64): Ditto.
8102 (*cmpstrnqi_nz_1): Ditto.
8103 (*cmpstrnqi_nz_rex_1): Ditto.
8104 (*cmpstrnqi_1): Ditto.
8105 (*cmpstrnqi_rex_1): Ditto.
8106 (*strlenqi_1): Ditto.
8107 (*strlenqi_rex_1): Ditto.
8108 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8109 prefix on the same line as the instruction for all asm dialects.
8110 (sync_double_compare_and_swap<mode>): Ditto.
8111 (*sync_double_compare_and_swapdi_pic): Ditto.
8112 (*sync_compare_and_swap_cc<mode>): Ditto.
8113 (sync_double_compare_and_swap_cc<mode>): Ditto.
8114 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8115 (sync_old_add<mode>): Ditto.
8116 (sync_add<mode>): Ditto.
8117 (sync_sub<mode>): Ditto.
8118 (sync_ior<mode>): Ditto.
8119 (sync_and<mode>): Ditto.
8120 (sync_xor<mode>): Ditto.
8122 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8125 * reload.c (find_reloads): Check that the memory returned by
8126 find_reloads_toplev was not the result of forcing a constant
8128 (find_reloads_toplev): Always use simplify_gen_subreg to get
8129 the subreg of a constant. If the result is also a constant,
8130 but not a legitimate one, force it into the constant pool
8131 and reload its address.
8133 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8135 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8138 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8140 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8141 directive for the current vector ABI.
8143 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8146 * caller-save.c (reg_save_code): Set invalide status on restore code.
8148 2007-08-15 Diego Novillo <dnovillo@google.com>
8150 * tree-ssa-alias.c (compute_memory_partitions): Use
8151 alias_bitmap_obstack to allocate bitmaps.
8152 (reset_alias_info): Factor out of init_alias_info.
8153 Mark all name tags not associated to an SSA name for renaming.
8154 (init_alias_info): Call it.
8155 (create_name_tags): Tidy. Add comments.
8156 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8158 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8160 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8161 scheduler dependencies.
8163 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8165 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8167 (*iorsi_1_zext): Likewise.
8168 (*iorsi_1_zext_imm): Likewise.
8169 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8170 with "rm"/"xm" constraint.
8171 (sse2_vmsqrtv2df2): Likewise.
8173 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8176 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8179 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8181 * tree-pass.h (PROP_pta): Removed.
8182 (TODO_rebuild_alias): New.
8183 (pass_may_alias): Removed.
8184 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8185 aliasing if we changed something.
8186 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8188 (pass_may_alias): Removed.
8189 (create_structure_vars): Return TODO_rebuild_alias.
8190 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8191 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8193 (tree_sra_early): We never affect aliasing right now.
8194 * tree-flow.h (compute_may_aliases): New prototype.
8195 * passes.c: Remove pass_may_alias from the passes.
8196 (execute_function_todo): Support TODO_rebuild_alias.
8198 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8200 * i386.c: (legitimize_address): Move dllimported variable check
8201 infront of legitimizing pic address of CONST symbols.
8203 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8205 PR tree-optimization/32941
8206 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8207 (goto_queue_cmp): Remove.
8208 (find_goto_replacement): Change search method.
8209 (maybe_record_in_goto_queue): Add assert.
8210 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8211 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8213 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8215 * alias.c (component_uses_parent_alias_set): Constify.
8216 * alias.h (component_uses_parent_alias_set): Likewise.
8217 * cfgrtl.c (print_rtl_with_bb): Likewise.
8218 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8219 mpz_get_double_int): Likewise.
8220 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8221 mpz_get_double_int): Likewise.
8222 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8223 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8225 * expr.h (safe_from_p): Likewise.
8226 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8228 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8229 zero_sized_type, goa_lhs_expr_p): Likewise.
8230 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8231 * rtl.h (print_rtl_with_bb): Likewise.
8232 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8233 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8234 * tree-flow-inline.h (bb_stmt_list): Constify.
8235 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8237 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8238 const_first_stmt, const_last_stmt): New.
8239 (block_may_fallthru, empty_block_p): Constify.
8240 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8241 EXPR_ONLY_BODY): New.
8242 (expr_first, expr_last, expr_only): Use macro for body.
8243 (const_expr_first, const_expr_last, const_expr_only): New.
8244 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8245 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8246 ctsi_prev, ctsi_stmt): New.
8247 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8248 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8249 * tree-ssa-loop-niter.c (loop_only_exit_p,
8250 derive_constant_upper_bound): Likewise.
8251 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8252 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8253 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8254 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8255 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8256 * tree.c (get_type_static_bounds): Likewise.
8257 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8258 (get_type_static_bounds): Constify.
8260 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8263 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8264 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8265 (*<addsub><mode>3_cc_overflow): New.
8266 (*add<mode>3_cconly_overflow): New.
8267 (*sub<mode>3_cconly_overflow): New.
8268 (*<addsub>si3_zext_cc_overflow): New.
8269 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8270 CCCmode for LTU, GTU, LEU and GEU.
8271 (ix86_comparison_operator): Likewise.
8272 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8273 * config/i386/i386.c (put_condition_code): Support CCCmode.
8274 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8275 or MINUS expressions.
8277 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8280 * c-typeck.c (build_binary_op): Disallow vector float types with
8281 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8283 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8285 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8286 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8287 (dep_def): New typedef.
8288 (init_dep_1, sd_debug_dep): Declare functions.
8289 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8290 (debug_dep_links): Remove.
8291 (struct _deps_list): New field 'n_links'.
8292 (DEPS_LIST_N_LINKS): New macro.
8293 (FOR_EACH_DEP_LINK): Remove.
8294 (create_deps_list, free_deps_list, delete_deps_list): Remove
8296 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8297 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8298 (copy_deps_list_change_con, move_dep_link): Ditto.
8299 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8300 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8302 (INSN_BACK_DEPS): Remove.
8303 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8305 (INSN_DEP_COUNT): Remove.
8306 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8307 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8308 Declare global variables.
8309 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8310 (add_forw_dep, compute_forward_dependences): Remove declarations.
8311 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8312 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8313 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8315 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8317 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8318 (sd_list_types_def): New typedef.
8319 (sd_next_list): Declare function.
8320 (struct _sd_iterator): New type.
8321 (sd_iterator_def): New typedef.
8322 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8324 (FOR_EACH_DEP): New cycle wrapper.
8325 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8327 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8328 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8331 * sched-deps.c (init_dep_1): Make global.
8332 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8334 (dump_dep): New static function.
8335 (dump_dep_flags): New static variable.
8336 (sd_debug_dep): New function.
8337 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8339 (move_dep_link): Use remove_from_deps_list (), instead of
8341 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8342 (dep_link_is_detached_p): New static function.
8343 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8345 (dn_pool, dl_pool): New alloc_pools.
8346 (dn_pool_diff, dl_pool_diff): New static variables.
8347 (create_dep_node, delete_dep_node): New static function.
8348 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8349 (deps_list_empty_p): Make it static. Use 'n_links' field.
8350 (deps_pools_are_empty_p): New static function.
8351 (alloc_deps_list, delete_deps_list): Remove.
8352 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8353 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8354 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8355 (forward_dependency_cache): Remove.
8356 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8357 'back' from the names. Change signature to use dep_t instead of
8359 (add_back_dep): Ditto. Make global.
8360 (check_dep_status): Rename to check_dep ().
8361 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8363 (sd_finish_insn): Ditto.
8364 (sd_find_dep_between_no_cache): New static function.
8365 (sd_find_dep_between): New function.
8366 (ask_dependency_caches, set_dependency_caches): New static functions.
8367 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8368 (add_or_update_dep_1): Separate pieces of functionality into
8369 ask_dependency_caches (), update_dependency_caches (),
8370 change_spec_dep_to_hard (), update_dep ().
8371 (get_back_and_forw_lists): New static function.
8372 (sd_add_dep): Separate setting of dependency caches into
8373 set_dependency_caches ().
8374 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8376 (sd_delete_dep): Ditto.
8377 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8378 (dump_lists): New static function.
8379 (sd_debug_lists): New debug function.
8380 (delete_all_dependences, fixup_sched_groups): Update to use
8381 sd_* infrastructure.
8382 (sched_analyze_2): Create data-speculative dependency only if
8383 data-speculation is enabled.
8384 (sched_analyze_insn): If insn cannot be speculative, make all its
8385 dependencies non-speculative.
8386 (sched_analyze): Use sd_init_insn ().
8387 (add_forw_dep, compute_forward_dependencies): Remove.
8388 (delete_dep_nodes_in_back_deps): New static function.
8389 (sched_free_deps): New function.
8390 (init_dependency_caches): Init alloc_pools.
8391 (extend_depedency_caches): Update after removing of
8392 forward_dependency_cache.
8393 (free_dependency_caches): Ditto. Free alloc_pools.
8394 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8395 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8397 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8398 (add_dependence): Use init_dep ().
8399 (get_dep_weak_1): New static function.
8400 (get_dep_weak): Move logic to get_dep_weak_1 ().
8401 (dump_ds): New static function moved from haifa-sched.c:
8402 debug_spec_status ().
8403 (debug_ds): New debug function.
8404 (check_dep_status): Rename to check_dep (). Update to check whole
8407 * haifa-sched.c (spec_info): Make global.
8408 (added_recovery_block_p): Rename to
8409 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8410 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8411 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8412 to use new interfaces.
8413 (ok_for_early_queue_removal): Ditto.
8414 (schedule_block): Initialize logical uids of insns emitted by the
8416 (sched_init): Initialize new variable.
8417 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8419 (extend_global): Initialize insn data.
8420 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8421 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8423 (add_to_speculative_block): Update to use new interfaces.
8424 (create_recovery_block): Set new variables.
8425 (create_check_block_twin, fix_recovery_deps): Update to use new
8427 (sched_insn_is_legitimate_for_speculation_p): New function.
8428 (speculate_insn): Move checking logic to
8429 sched_insn_is_legitimate_for_speculation_p ().
8430 (sched_remove_insn): Finalize sched-deps information of instruction.
8431 (clear_priorities, add_jump_dependencies): Update to use new
8433 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8435 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8436 to use new interfaces.
8437 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8438 (new_ready): Try to use control speculation only if it is available.
8439 (add_branch_dependences): Update to use new interfaces.
8440 (compute_block_backward_dependences): Rename to
8441 compute_block_dependences (). Call
8442 targetm.sched.dependencies_evaluation_hook ().
8443 (free_block_dependencies): New static function.
8444 (debug_dependencies): Update to use new interfaces.
8445 (schedule_region): Remove separate computation of forward dependencies.
8446 Move call of targetm.sched.dependencies_evaluation_hook () to
8447 compute_block_dependences (). Free dependencies at the end of
8448 scheduling the region.
8450 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8452 (add_deps_for_risky_insns): Ditto.
8453 (schedule_ebb): Remove separate computation of forward dependencies.
8454 Free dependencies at the end of scheduling the ebb.
8456 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8457 (build_intra_loop_deps): Ditto. Remove separate computation of
8458 forward dependencies. Free sched-deps dependencies.
8460 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8461 to use new interfaces.
8462 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8464 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8466 (is_costly_group): Ditto.
8468 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8470 * alias.c (rtx_equal_for_memref_p): Constify.
8471 * basic-block.h (const_edge, const_basic_block): New.
8472 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8473 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8474 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8475 probably_never_executed_bb_p, edge_probability_reliable_p,
8476 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8477 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8479 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8480 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8482 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8483 flow_nodes_print, dfs_enumerate_from): Likewise.
8484 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8485 control_flow_insn_p, count_basic_blocks): Likewise.
8486 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8487 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8488 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8489 average_num_loop_insns, loop_exit_edge_p,
8490 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8491 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8492 average_num_loop_insns, seq_cost): Likewise.
8493 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8494 * dominance.c (dominated_by_p): Likewise.
8495 * emit-rtl.c (validate_subreg): Likewise.
8496 * except.c (can_throw_internal, can_throw_external): Likewise.
8497 * except.h (can_throw_internal, can_throw_external): Likewise.
8498 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8499 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8500 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8501 simple_mem, store_ops_ok, load_kills_store, find_loads,
8502 store_killed_in_insn, store_killed_after, store_killed_before,
8503 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8505 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8506 noce_mem_write_may_trap_or_fault_p): Likewise.
8507 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8509 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8511 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8512 probably_cold_bb_p, probably_never_executed_bb_p,
8513 edge_probability_reliable_p, br_prob_note_reliable_p,
8514 can_predict_insn_p): Likewise.
8515 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8516 * resource.c (return_insn_p): Likewise.
8517 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8519 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8520 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8521 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8522 verify_gimple_modify_stmt): Likewise.
8523 * tree-chrec.c (is_not_constant_evolution,
8524 is_multivariate_chrec_rec, is_multivariate_chrec,
8525 chrec_contains_symbols, chrec_contains_undetermined,
8526 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8527 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8528 eq_evolutions_p, scev_direction): Likewise.
8529 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8530 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8531 chrec_contains_symbols_defined_in_loop,
8532 chrec_contains_undetermined, tree_contains_chrecs,
8533 evolution_function_is_affine_multivariate_p,
8534 evolution_function_is_univariate_p, chrec_zerop,
8535 evolution_function_is_constant_p, evolution_function_is_affine_p,
8536 evolution_function_is_affine_or_constant_p,
8537 tree_does_not_contain_chrecs, chrec_type): Likewise.
8538 * tree-data-ref.c (tree_fold_divides_p,
8539 object_address_invariant_in_loop_p, dr_may_alias_p,
8540 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8541 same_access_functions, constant_access_functions,
8542 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8544 * tree-flow.h (scev_direction): Likewise.
8545 * tree-gimple.c (is_gimple_stmt): Likewise.
8546 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8548 * tree-pretty-print.c (op_prio): Likewise.
8549 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8550 analyzable_condition, backedge_phi_arg_p): Likewise.
8551 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8552 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8553 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8556 2007-08-13 Dan Hipschman <dsh@google.com>
8559 * c-format.c (check_format_arg): Move check for zero-length
8560 format strings below the check for unterminated strings.
8562 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8565 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8568 2007-08-13 Nick Clifton <nickc@redhat.com>
8570 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8572 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8575 * c-format.c (gcc_gfc_length_specs): New array.
8576 (gcc_gfc_char_table): Add unsigned specifier, and references to
8577 the l length modifier.
8578 (format_types_orig): Use the new gcc_gfc_length_specs.
8580 2007-08-12 Sa Liu <saliu@de.ibm.com>
8582 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8583 and with REG_RETVAL note after split.
8585 2007-08-11 David Daney <ddaney@avtrex.com>
8587 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8588 as ATTRIBUTE_UNUSED.
8590 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8591 Segher Boessenkool <segher@kernel.crashing.org>
8593 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8594 HAVE_LOCAL_CPU_DETECT not defined.
8596 2007-08-11 Jan Hubicka <jh@suse.cz>
8598 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8599 (cgraph_process_new_functions): Honor previous value of
8600 disregard_inline_limits.
8601 * ipa-inline.c (compute_inline_parameters): Likewise.
8603 2007-08-11 Ian Lance Taylor <iant@google.com>
8605 * alias.h (alias_set_type): Define new type.
8606 (ALIAS_SET_MEMORY_BARRIER): Use it.
8607 * rtl.h: Include alias.h.
8608 (struct mem_attrs): Use alias_set_type.
8609 * tree.h: Include alias.h
8610 (struct tree_type): Use alias_set_type.
8611 (struct tree_struct_field_tag): Likewise.
8612 (struct tree_decl_common): Likewise.
8613 * alias.c (struct alias_set_entry): Use alias_set_type.
8614 (get_alias_set_entry, alias_set_subset_of): Likewise.
8615 (alias_sets_conflict_p): Likewise.
8616 (alias_sets_must_conflict_p): Likewise.
8617 (objects_must_conflict_p): Likewise.
8618 (get_alias_set, new_alias_set): Likewise.
8619 (record_alias_subset, record_component_aliases): Likewise.
8620 (varargs_set, frame_set): Change to alias_set_type.
8621 (get_varargs_alias_set): Use alias_set_type.
8622 (get_frame_alias_set): Likewise.
8623 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8624 * dse.c (struct store_info): Use alias_set_type.
8625 (struct read_info, struct clear_alias_mode_holder): Likewise.
8626 (clear_alias_set_lookup, canon_address): Likewise.
8627 (record_store, check_mem_read_rtx): Likewise.
8628 (dse_record_singleton_alias_set): Likewise.
8629 (dse_invalidate_singleton_alias_set): Likewise.
8630 * emit-rtl.c (get_mem_attrs): Likewise.
8631 (set_mem_attributes_minus_bitpos): Likewise.
8632 (set_mem_alias_set): Likewise.
8633 * expr.c (store_constructor_field, store_field): Likewise.
8634 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8635 * langhooks.c (lhd_get_alias_set): Likewise.
8636 * langhooks-def.h (lhd_get_alias_set): Likewise.
8637 * reload1.c (alter_reg): Likewise.
8638 * tree-flow.h (struct fieldoff): Likewise.
8639 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8640 (may_alias_p, get_smt_for, create_sft): Likewise.
8641 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8642 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8643 (merge_smts_into): Likewise.
8644 * varasm.c (const_alias_set): Likewise.
8645 * c-common.c (strict_aliasing_warning): Likewise.
8646 (c_common_get_alias_set): Likewise.
8647 * dse.h (dse_record_singleton_alias_set): Update declaration.
8648 (dse_invalidate_singleton_alias_set): Likewise.
8649 * emit-rtl.h (set_mem_alias_set): Likewise.
8650 * c-common.h (c_common_get_alias_set): Likewise.
8651 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8652 * print-tree.c (print_node): Likewise.
8653 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8655 (alpha_setup_incoming_varargs): Use alias_set_type.
8656 * config/i386/i386.c (setup_incoming_varargs_64): Use
8658 (setup_incoming_varargs_ms_64): Likewise.
8659 (ix86_GOT_alias_set): Likewise.
8660 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8661 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8662 (set): Change to alias_set_type.
8663 (get_TOC_alias_set): Use alias_set_type.
8664 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8666 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8667 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8669 (struct_value_alias_set): Likewise.
8670 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8672 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8674 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8675 * config/vxworks.h (TARGET_VXWORKS): Override.
8676 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8677 "mips" if TARGET_VXWORKS.
8679 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8681 * calls.c (avoid_likely_spilled_reg): New function.
8682 (expand_call): Use it.
8684 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8686 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8688 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8690 * config/mips/predicates.md (const_call_insn_operand): Invoke
8691 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8693 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8696 * config/rs6000/driver-rs6000.c: Include link.h.
8697 Use ElfW instead of wordsize-specif typedef.
8699 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8701 * system.h (CONST_CAST): New.
8702 * c-decl.c (c_make_fname_decl): Use it.
8703 * c-lex.c (cb_ident, lex_string): Likewise.
8704 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8705 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8706 give_switch, set_multilib_dir): Likewise.
8707 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8708 * passes.c (execute_one_pass): Likewise.
8709 * prefix.c (update_path): Likewise.
8710 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8711 * tree.c (build_string): Likewise.
8713 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8715 * tree-flow-inline.h (is_exec_stmt): Remove.
8716 (is_label_stmt): Remove.
8717 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8720 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8722 * lower-subreg.c (resolve_shift_zext): Don't adjust
8723 src_reg_num for wordmode operands.
8725 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8726 David Ung <davidu@mips.com>
8728 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8729 (TARGET_SCHED_REORDER2): Define.
8730 (mips_maybe_swap_ready): New.
8731 (mips_last_74k_agen_insn): New.
8732 (mips_74k_agen_init): New.
8733 (mips_74k_agen_reorder): New function to group loads and stores
8735 (mips_sched_init): New.
8736 (mips_sched_reorder): Don't do initialization here. Call
8737 mips_74k_agen_reorder.
8738 (mips_variable_issue): Call mips_74k_agen_init.
8740 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8742 * tree-flow-inline.h (get_filename): Remove.
8744 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8746 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8748 (mips_fetch_insns): Delete in favor of...
8749 (mips_load_store_insns): ...this new function.
8750 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8751 to say whether multiword moves _might_ be split.
8752 (mips_fetch_insns): Delete in favor of...
8753 (mips_load_store_insns): ...this new function.
8754 (mips_rtx_costs): Update the call to mips_address_insns.
8755 (mips_address_cost): Likewise.
8756 * config/mips/mips.md (length): Use mips_load_store_insns instead
8757 of mips_fetch_insns.
8758 * config/mips/constraints.md (R): Use mips_address_insns rather
8759 than mips_fetch_insns. Assume that the move never needs to be split.
8761 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8763 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8764 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8765 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8766 * config/mips/mips.h (mips16_hard_float): Delete.
8767 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8768 definitions, and replace with....
8769 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8770 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8771 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8772 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8773 (override_options): Replace MASK_SOFT_FLOAT references with
8774 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8775 and mips16_hard_float when TARGET_MIPS16.
8777 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8780 * c-typeck.c (build_binary_op): Check for non pointer types before
8781 calling int_fits_type_p.
8783 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8786 * fold-const.c (omit_one_operand): Return only the ommitted expression
8787 if the result is an empty statement.
8788 (pedantic_omit_one_operand): Likewise.
8790 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8792 * c-typeck.c (readonly_error): Improve error for assignment.
8794 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8796 (pp_c_expression): Ditto.
8798 2007-08-09 Simon Baldwin <simonb@google.com>
8800 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8801 break that was preventing simplify_associative_operation() for xor.
8803 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8804 Nigel Stephens <nigel@mips.com>
8806 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8807 Document change in interpretation of value from boolean to
8809 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8810 ffs and ctz using clz.
8811 (expand_unop): Call them.
8812 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8814 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8815 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8816 enable the new ffs expansion on this target.
8818 2007-08-09 Jan Hubicka <jh@suse.cz>
8820 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8821 (expand_ternary_op): Likewise.
8822 (expand_vec_shift_expr): Likewise.
8823 (expand_binop_directly): Likewise.
8824 (expand_binop): Likewise.
8825 (sign_expand_binop): Likewise.
8826 (expand_twoval_unop): Likewise.
8827 (expand_twoval_binop): Likewise.
8828 (expand_twoval_binop_libfunc): Likewise.
8829 (widen_clz): Likewise.
8830 (widen_bswap): Likewise.
8831 (expand_parity): Likewise.
8832 (expand_unop): Likewise.
8833 (expand_abs_nojump): Likewise.
8834 (expand_copysign): Likewise.
8835 (emit_no_conflict_block): Likewise.
8836 (emit_libcall_block): Likewise.
8837 (can_compare_p): Likewise.
8838 (prepare_cmp_insn): Likewise.
8839 (emit_cmp_and_jump_insn_1): Likewise.
8840 (prepare_float_lib_cmp): Likewise.
8841 (emit_conditional_add): Likewise.
8842 (gen_add2_insn): Likewise.
8843 (have_add2_insn): Likewise.
8844 (gen_sub2_insn): Likewise.
8845 (have_sub2_insn): Likewise.
8846 (can_extend_p): Likewise.
8847 (can_fix_p): Likewise.
8848 (can_float_p): Likewise.
8849 (expand_float): Likewise.
8850 (expand_fix): Likewise.
8851 (expand_sfix_optab): Likewise.
8852 (new_optab): Likewise.
8853 (new_convert_optab): Likewise.
8854 (init_libfuncs): Likewise.
8855 (init_interclass_conv_libfuncs): Likewise.
8856 (init_intraclass_conv_libfuncs): Likewise.
8857 (set_conv_libfunc): Likewise.
8858 (init_optabs): Likewise.
8859 (debug_optab_libfuncs): Likewise.
8860 (gen_cond_trap): Likewise.
8861 * optabs.h (optab_handler, convert_optab_hanlder): New.
8862 * genopinit.c: Update optabs generation table.
8863 * reload.c (find_reloads_address_1): Use optabs accestors.
8864 * builtins.c (expand_builtin_mathfn): Likewise.
8865 (expand_builtin_mathfn_2): Likewise.
8866 (expand_builtin_mathfn_3): Likewise.
8867 (expand_builtin_interclass_mathfn): Likewise.
8868 (expand_builtin_sincos): Likewise.
8869 (expand_builtin_cexpi): Likewise.
8870 (expand_builtin_powi): Likewise.
8871 (expand_builtin_strlen): Likewise.
8872 * dojump.c (do_jump): Likewise.
8873 * expr.c (convert_move): Likewise.
8874 (move_by_pieces): Likewise.
8875 (move_by_pieces_ninsns): Likewise.
8876 (can_store_by_pieces): Likewise.
8877 (store_by_pieces_1): Likewise.
8878 (emit_move_via_integer): Likewise.
8879 (emit_move_complex): Likewise.
8880 (emit_move_ccmode): Likewise.
8881 (emit_move_insn_1): Likewise.
8882 (emit_single_push_insn): Likewise.
8883 (store_constructor): Likewise.
8884 (expand_expr_real_1): Likewise.
8885 (do_store_flag): Likewise.
8886 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8887 (enumerate_modes): Likewise.
8888 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8889 (supportable_widening_operation): Likewise.
8890 (supportable_narrowing_operation): Likewise.
8891 * expmed.c (store_bit_field_1): Likewise.
8892 (extract_bit_field_1): Likewise.
8893 (expand_mult_highpart_optab): Likewise.
8894 (expand_smod_pow2): Likewise.
8895 (expand_divmod): Likewise.
8896 (emit_store_flag): Likewise.
8897 * tree-vect-patterns.c
8898 (vect_pattern_recog_1): Likewise.
8899 * tree-ssa-loop-prefetch.c
8900 (nontemporal_store_p): Likewise.
8901 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8902 (vect_create_epilog_for_reduction): Likewise.
8903 (vectorizable_reduction): Likewise.
8904 (vectorizable_operation): Likewise.
8905 (vect_strided_store_supported): Likewise.
8906 (vectorizable_store): Likewise.
8907 (vect_strided_load_supported): Likewise.
8908 (vectorizable_load): Likewise.
8909 * combine.c (simplify_comparison): Likewise.
8910 * tree-vect-generic.c
8911 (type_for_widest_vector_mode): Likewise.
8912 (expand_vector_operations_1): Likewise.
8913 * config/spu/spu.c (spu_expand_mov): Likewise.
8914 (spu_emit_vector_compare): Likewise.
8915 * config/rs6000/rs6000.c
8916 (rs6000_emit_vector_compare): Likewise.
8917 * stmt.c (add_case_node): Likewise.
8918 * reload1.c (gen_reload):
8920 2007-08-09 Michael Matz <matz@suse.de>
8922 * tree.h (fixed_zerop): Declare as taking a const_tree.
8923 * tree.c (fixed_zerop): Take a const_tree.
8925 2007-08-09 Ira Rosen <irar@il.ibm.com>
8927 * tree-vect-transform.c (vectorizable_store): Remove call to
8928 copy_virtual_operands() and call mark_symbols_for_renaming() for
8929 the created vector store.
8930 (vect_setup_realignment): Don't call copy_virtual_operands() and
8931 update_vuses_to_preheader().
8932 (vectorizable_load): Don't call copy_virtual_operands().
8933 (update_vuses_to_preheader): Remove.
8935 2007-08-08 Chao-ying Fu <fu@mips.com>
8937 * tree.def (FIXED_POINT_TYPE): New type.
8938 (FIXED_CST): New constant.
8939 (FIXED_CONVERT_EXPR): New expr.
8940 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8941 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8942 * tree.h (struct tree_base): Add saturating_flag.
8943 Remove one bit of spare for saturating_flag.
8944 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8945 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8946 FIXED_POINT_TYPE_P): Define.
8947 (TYPE_SATURATING): Define.
8948 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8949 (struct tree_fixed_cst): New.
8950 (TYPE_IBIT, TYPE_FBIT): Define.
8951 (tree_node): Add fixed_cst.
8952 (enum tree_index): Add new enumeration values of
8953 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8954 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8955 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8956 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8957 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8958 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8959 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8960 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8961 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8962 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8963 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8964 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8965 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8966 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8967 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8968 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8969 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8970 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8971 (sat_short_fract_type_node, sat_fract_type_node,
8972 sat_long_fract_type_node, sat_long_long_fract_type_node,
8973 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8974 sat_unsigned_long_fract_type_node,
8975 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8976 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8977 unsigned_short_fract_type_node, unsigned_fract_type_node,
8978 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8979 sat_short_accum_type_node, sat_accum_type_node,
8980 sat_long_accum_type_node, sat_long_long_accum_type_node,
8981 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8982 sat_unsigned_long_accum_type_node,
8983 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8984 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8985 unsigned_short_accum_type_node, unsigned_accum_type_node,
8986 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8987 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8988 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8989 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8990 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8991 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8992 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
8993 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
8994 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
8995 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
8996 sat_uda_type_node, sat_uta_type_node): New macro.
8997 (make_fract_type, make_accum_type): Declare.
8998 (make_signed_fract_type, make_unsigned_fract_type,
8999 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9000 make_signed_accum_type, make_unsigned_accum_type,
9001 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9002 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9003 make_or_reuse_sat_signed_fract_type,
9004 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9005 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9006 make_or_reuse_sat_unsigned_accum_type): New macro.
9007 (fixed_zerop): Declare.
9008 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9009 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9010 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9011 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9012 * treestruct.def: Add TS_FIXED_CST.
9013 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9015 (tree-dump.o): Likewise.
9016 (print-tree.o): Likewise.
9017 (tree-pretty-print.o): Likewise.
9018 (fold-const.o): Likewise.
9019 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9020 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9021 (is_gimple_min_invariant): Handle FIXED_CST.
9022 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9023 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9024 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9025 (layout_type): Handle FIXED_POINT_TYPE.
9026 (make_fract_type, make_accum_type): New functions.
9027 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9028 * tree-dump.c (fixed-value.h): New include.
9029 (dump_fixed): New function.
9030 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9031 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9032 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9033 * tree-pretty-print.c (fixed-value.h): New include.
9034 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9036 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9037 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9038 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9039 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9040 for non-saturating fixed-point types.
9041 (reassociate_bb): Likewise.
9042 * emit-rtl.c (fixed-value.h): New include.
9043 (fconst0, fconst1): New array.
9044 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9045 * tree-vect-generic.c expand_vector_operation): Support
9046 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9048 (type_for_widest_vector_mode): Add one parameter for the
9050 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9052 Pass the satp parameter to type_for_mode for fixed-point types.
9053 (expand_vector_operations_1): Pass the saturating flag to
9054 type_for_widest_vector_mode.
9055 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9056 and MODE_VECTOR_UACCUM.
9057 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9058 (vectorizable_condition): Likewise.
9059 * tree.c (fixed-value.h): New include.
9060 (tree_code_size): Support FIXED_CST.
9061 (build_fixed): New function.
9062 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9063 (fixed_zerop): New function.
9064 (tree_node_structure): Support FIXED_CST.
9065 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9066 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9067 (type_hash_eq): Handle FIXED_POINT_TYPE.
9068 (simple_cst_equal): Support FIXED_CST.
9069 (iterative_hash_expr): Handle FIXED_CST.
9070 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9071 (get_narrower): Likewise.
9072 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9073 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9074 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9075 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9077 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9078 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9079 (initializer_zerop): Support FIXED_CST.
9080 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9081 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9082 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9083 (is_base_type): Handle FIXED_POINT_TYPE.
9084 (add_type_attribute): Handle FIXED_POINT_TYPE.
9085 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9086 * print-tree.c (fixed-value.h): New include.
9087 (print_node_brief): Support FIXED_CST.
9088 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9089 * c-pretty-print.c (fixed-value.h): New include.
9090 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9091 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9092 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9093 Support fixed-point types for inner items in VECTOR_TYPE.
9094 (pp_c_direct_declarator): Likewise.
9095 (pp_c_declarator): Likewise.
9096 (pp_c_fixed_constant): New function.
9097 (pp_c_constant): Handle FIXED_CST.
9098 (pp_c_primary_expression): Likewise.
9099 (pp_c_expression): Likewise.
9100 * fold-const.c (fixed-value.h): New include.
9101 (negate_expr_p): Return true for FIXED_CST.
9102 (fold_negate_expr): Support FIXED_CST.
9103 (split_tree): Support FIXED_CST.
9104 (const_binop): Support FIXED_CST.
9105 (fold_convert_const_int_from_fixed): New function to convert from
9107 (fold_convert_const_real_from_fixed): New function to convert from
9109 (fold_convert_const_fixed_from_fixed): New function to convert from
9110 fixed to another fixed.
9111 (fold_convert_const_fixed_from_int): New function to convert from
9113 (fold_convert_const_fixed_from_real): New function to convert from
9115 (fold_convert_const): Support conversions from fixed to int, from
9116 fixed to real, from fixed to fixed, from int to fixed, and from real
9118 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9119 (operand_equal_p): Support FIXED_CST.
9120 (make_range): For fixed-point modes, we need to pass the
9121 saturating flag as the 2nd parameter.
9122 (tree_swap_operands_p): Handle FIXED_CST.
9123 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9125 (fold_unary): Support FIXED_CONVERT_EXPR.
9126 (fold_binary): Handle FIXED_CST.
9127 Make sure the type is not saturating, before associating operations.
9128 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9129 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9130 (fold_negate_const): Support FIXED_CST.
9131 (fold_relational_const): Support FIXED_CST.
9132 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9133 (gimplify_expr): Handle FIXED_CST.
9134 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9135 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9136 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9137 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9138 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9139 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9140 LONG_LONG_ACCUM_TYPE_SIZE.
9141 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9142 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9143 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9144 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9145 MODE_ACCUM, and MODE_UACCUM.
9146 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9147 fixed-point types to disable reduction.
9148 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9150 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9152 * config/rs6000/x-rs6000: New file.
9153 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9154 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9155 (EXTRA_SPEC_FUNCTIONS): Define.
9156 (HAVE_LOCAL_CPU_DETECT): Define.
9157 (CC1_CPU_SPEC): Define.
9158 * config/rs6000/driver-rs6000.c: New file.
9159 * config/rs6000/aix.h (CC1_SPEC): Define.
9160 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9161 * config.host: Add x-rs6000 to host_xmake_file if host and target
9162 are rs6000 or powerpc.
9164 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9166 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9168 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9169 Sandra Loosemore <sandra@codesourcery.com>
9170 Chao-ying Fu <fu@mips.com>
9171 Nigel Stephens <nigel@mips.com>
9172 David Ung <davidu@mips.com>
9174 * doc/invoke.texi (-mcode-readable): Document.
9175 * config/mips/mips.opt (mcode-readable): New option.
9176 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9177 * config/mips/mips.h (mips_code_readable_setting): New enum.
9178 (mips_code_readable): Declare.
9179 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9180 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9181 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9182 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9183 boiler-plate comments.
9184 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9185 * config/mips/mips.c (mips_code_readable): New variable.
9186 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9187 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9188 context and -mcode-readable setting to restrict the use of
9189 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9190 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9191 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9192 (mips_blocks_for_constant_p): Only return false for
9193 TARGET_MIPS16_PCREL_LOADS.
9194 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9195 for MIPS16. Handle SYMBOL_32_HIGH.
9196 (mips_const_insns): Allow HIGHs for MIPS16 too.
9197 (mips_unspec_address_offset): New function, split out from...
9198 (mips_unspec_address): ...here.
9199 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9200 16-bit symbolic constants. Assert approropiate conditions for
9201 using the "la" and "dla" macros.
9202 (mips_handle_option): Handle -mcode-readable=.
9203 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9204 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9205 (mips_strip_unspec_address): New function, split out from...
9206 (print_operand_reloc): ...here.
9207 (print_operand): Pass constants through mips_strip_unspec_address.
9208 (print_operand_address): Likewise.
9209 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9210 (mips_select_rtx_section): Remove MIPS16 handling.
9211 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9212 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9213 (mips16_lay_out_constants): Do nothing unless
9214 TARGET_MIPS16_PCREL_LOADS.
9215 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9216 * config/mips/mips.md: Split HIGHs for MIPS16.
9217 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9219 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9221 * config/mips/mips-protos.h (mips_emit_move): Declare.
9222 * config/mips/mips.c (mips_emit_move): New function.
9223 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9224 (mips_legitimize_const_move): Likewise.
9225 (mips_legitimize_move): Likewise.
9226 (mips_split_64bit_move): Likewise.
9227 (mips_restore_gp): Likewise.
9228 (mips_load_call_address): Likewise.
9229 (mips_emit_fcc_reload): Likewise.
9230 (mips_set_return_address): Likewise.
9231 (mips_block_move_straight): Likewise.
9232 (mips_block_move_loop): Likewise.
9233 (mips_setup_incoming_varargs): Likewise.
9234 (mips_save_reg): Likewise.
9235 (mips_expand_prologue): Likewise.
9236 (mips_restore_reg): Likewise.
9237 (mips_expand_epilogue): Likewise.
9238 (mips_output_mi_thunk): Likewise.
9239 (build_mips16_call_stub): Likewise.
9240 (mips_builtin_branch_and_move): Likewise.
9241 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9242 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9243 (fixuns_truncdfdi2): Likewise.
9244 (fixuns_truncsfsi2): Likewise.
9245 (fixuns_truncsfdi2): Likewise.
9246 (loadgp_absolute): Likewise.
9247 (builtin_setjmp_setup): Likewise.
9248 (builtin_longjmp): Likewise.
9249 (untyped_call): Likewise.
9251 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9253 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9254 an "rtx *" argument. Return a bool.
9255 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9256 values and return true if they can be split. Take the same kind of
9257 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9258 and store the lo_sum there if nonnull. Use the symbol type to
9259 determine whether a $gp or HIGH is needed.
9260 (mips_legitimize_address): Update call to mips_split_symbol and
9261 simplify accordingly.
9262 (mips_legitimize_const_move): Likewise.
9263 * config/mips/mips.md: In the combine define_split,
9264 check mips_split_symbol instead of splittable_symbolic_operand.
9265 Update use of mips_split_symbol in the generator code.
9266 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9268 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9270 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9271 (mips_symbol_insns_1): New function, split out from...
9272 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9273 and stores separately from load addresses.
9274 (mips_classify_address): Replace uses of mips_symbolic_address_p
9275 with uses of mips_symbol_insns.
9276 (mips_address_insns): Update calls to mips_symbol_insns.
9277 (mips_const_insns): Likewise.
9278 (mips_legitimize_address): Likewise.
9280 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9282 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9283 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9284 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9285 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9286 non-call contexts if TARGET_MIPS16.
9287 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9288 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9289 code for SYMBOL_ABSOLUTE.
9290 (mips_symbol_insns): Likewise.
9292 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9294 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9295 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9296 (mips_symbolic_constant_p): Likewise. Update the call to
9297 mips_classify_symbol.
9298 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9299 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9300 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9301 (print_operand_reloc): Add a context argument. Update the call to
9302 mips_symbolic_constant_p.
9303 (print_operand): Update the calls to print_operand_reloc.
9304 (print_operand_address): Use print_operand_reloc rather than
9306 (mips_rewrite_small_data_p): Add a context argument. Update the call
9307 to mips_symbolic_constant_p.
9308 (mips_small_data_pattern_1): Make DATA the containing mem.
9309 Update the call to mips_rewrite_small_data_p.
9310 (mips_rewrite_small_data_1): Likewise.
9311 (mips_use_anchors_for_symbol_p): Update the call to
9312 mips_symbolic_constant_p.
9313 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9314 (splittable_symbolic_operand): Likewise.
9315 (move_operand): Likewise.
9316 (absolute_symbolic_operand): Likewise.
9317 (got_disp_operand): Likewise.
9318 (got_page_ofst_operand): Likewise.
9320 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9322 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9323 (SYMBOL_ABSOLUTE): ...this.
9324 (SYMBOL_SMALL_DATA): Rename to...
9325 (SYMBOL_GP_RELATIVE): ...this.
9326 (SYMBOL_CONSTANT_POOL): Rename to...
9327 (SYMBOL_PC_RELATIVE): ...this.
9328 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9329 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9330 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9331 after above changes.
9332 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9333 (general_symbolic_operand): Rename to...
9334 (absolute_symbolic_operand): ...this.
9335 * config/mips/mips.md: Update after above changes.
9337 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9338 Revital Eres <eres@il.ibm.com>
9340 * ddg.c (print_ddg): Add dump information.
9341 * modulo-sched.c (print_node_sched_params): Add parameter and
9343 (calculate_maxii): Remove function.
9344 (undo_generate_reg_moves): Likewise.
9345 (undo_permute_partial_schedule): Likewise.
9346 (kernel_number_of_cycles): Likewise.
9347 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9348 (sms_schedule): Use it. Remove profitability checks.
9349 (sms_schedule_by_order): Fix order of nodes within the cycle.
9351 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9353 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9354 -profile option, add pie support.
9355 (ENDFILE_SPEC): New spec.
9356 * config/gnu.h (LIB_SPEC): Add -profile option.
9358 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9360 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9361 * config/gnu.h (LIB_SPEC): Likewise.
9363 2007-08-07 Yaz Saito <saito@google.com>
9364 Ian Lance Taylor <iant@google.com>
9366 * common.opt (finstrument-functions-exclude-function-list): New
9368 (finstrument-functions-exclude-file-list): New option.
9369 * opts.c (char_p): Define and DEF_VEC.
9370 (flag_instrument_functions_exclude_functions): New static
9372 (flag_instrument_functions_exclude_files): New static variable.
9373 (add_instrument_functions_exclude_list): New static function.
9374 (flag_instrument_functions_exclude_p): New function.
9375 (common_handle_option): Handle new options.
9376 * flags.h (flag_instrument_functions_exclude_p): Declare.
9377 * gimplify.c (gimplify_function_tree): Call
9378 flag_instrument_functions_exclude_p.
9379 * doc/invoke.texi (Option Summary): Mention new options.
9380 (Code Gen Options): Document new options.
9382 2007-08-07 Ian Lance Taylor <iant@google.com>
9384 PR rtl-optimization/32776
9385 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9386 (resolve_use): Likewise.
9387 (decompose_multiword_subregs): Remove "changed" local variable.
9389 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9391 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9392 * configure: Regenerate.
9393 * config.in: Regenerate.
9394 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9397 2007-08-07 Ian Lance Taylor <iant@google.com>
9399 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9400 note, just delete the insn.
9402 2007-08-07 Andreas Schwab <schwab@suse.de>
9405 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9408 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9410 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9411 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9412 (decompose_multiword_subregs): Use the functions above to decompose
9413 multiword shifts and zero-extends.
9415 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9417 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9418 "assemble" descriptions which were swapped.
9420 2007-08-06 Chao-ying Fu <fu@mips.com>
9422 * fixed-value.h: New file.
9423 * fixed-value.c: New file.
9424 * Makefile.in (OBJS-common): Add fixed-value.o.
9425 (fixed-value.o): New rule.
9426 (GTFILES): Add fixed-value.h.
9427 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9428 to compare a.low and b.low.
9429 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9431 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9432 Daniel Jacobowitz <dan@codesourcery.com>
9435 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9437 (x86_64-*-netbsd*): Likewise.
9438 (x86_64-*-linux*): Likewise.
9439 (x86_64-*-kfreebsd*-gnu): Likewise.
9440 (x86_64-*-knetbsd*-gnu): Likewise.
9441 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9443 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9445 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9446 Add -fno-asynchronous-unwind-tables.
9448 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9449 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9450 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9451 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9452 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9454 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9456 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9457 (TARGET_C_MODE_FOR_SUFFIX): New.
9459 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9461 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9463 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9465 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9467 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9470 before checking function returns in conditional expressions.
9472 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9475 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9477 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9480 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9481 for INTEGRAL_TYPE_P.
9483 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9485 * configure.ac: Remove --enable-checking=df from default settings.
9486 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9487 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9488 if the parameter is true.
9489 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9490 DF_VERIFY_SCHEDULED flag is true.
9491 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9492 (df_finish_pass): Adjust prototype.
9493 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9496 * see.c (pass_see): Add TODO_df_verify.
9497 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9498 * global.c (rest_of_handle_global_alloc): Schedule verification
9500 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9502 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9503 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9504 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9506 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9507 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9508 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9510 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9511 Revital Eres <eres@il.ibm.com>
9513 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9515 * ddg.c (create_ddg_dependence): Rename to...
9516 (create_ddg_dep_from_intra_loop_link): This. Do not check
9517 for interloop edges. Do not create anti dependence edge when
9518 a true dependence edge exists in the opposite direction and
9519 -fmodulo-sched-allow-regmoves is set.
9520 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9521 (add_cross_iteration_register_deps): Create anti dependence edge
9522 when -fno-modulo-sched-allow-regmoves is set.
9523 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9525 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9527 * config/arm/arm.md (movsi): Add braces.
9529 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9532 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9533 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9536 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9538 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9539 state accessor functions.
9540 * cfgloopmanip.c (remove_path, create_preheaders,
9541 force_single_succ_latches, fix_loop_structure): Ditto.
9542 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9543 tree_duplicate_loop_to_header_edge): Ditto.
9544 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9545 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9547 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9548 cleanup_tree_cfg): Ditto.
9549 * tree-cfg.c (tree_merge_blocks): Ditto.
9550 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9551 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9552 loop_preheader_edge, single_exit): Ditto.
9553 (flow_loops_find): Do not clear loops->state.
9554 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9555 loops_state_clear): New functions.
9557 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9560 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9561 when adding to the base and convert ELT to sizetype instead of type.
9563 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9566 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9567 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9569 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9572 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9573 correct type the negate expression.
9575 2007-08-03 Jan Hubicka <jh@suse.cz>
9577 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9580 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9582 * config/rs6000/rs6000.c (struct processor_cost): Change
9583 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9584 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9586 (rios1_costs, rios2_cost): Correct cache line size.
9587 (rs6000_override_options): Set l2-cache-size parameter.
9589 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9590 Diego Novillo <dnovillo@google.com>
9593 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9594 if the range includes 0.
9596 2007-08-03 Ben Elliston <bje@au.ibm.com>
9598 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9599 mode to unspec expressions to silence a warning from the generator
9602 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9604 * config/ia64/constraints.md ("U"): Make constraint vector only.
9606 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9609 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9610 always_inline attribute on the function decl.
9612 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9615 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9616 if we are compiling with -fPIC.
9618 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9619 Nigel Stephens <nigel@mips.com>
9621 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9622 Define for MIPS32 and MIPS64.
9624 2007-08-02 Nick Clifton <nickc@redhat.com>
9626 * config/host-hpux.c: Change copyright header to refer to version
9627 3 of the GNU General Public License and to point readers at the
9628 COPYING3 file and the FSF's license web page.
9629 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9630 config/alpha/linux.h, config/alpha/alpha.opt,
9631 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9632 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9633 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9634 config/alpha/alpha.h, config/alpha/sync.md,
9635 config/alpha/openbsd.h, config/alpha/alpha.md,
9636 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9637 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9638 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9639 config/alpha/constraints.md, config/alpha/osf.h,
9640 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9641 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9642 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9643 config/frv/frv-asm.h, config/frv/frv-protos.h,
9644 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9645 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9646 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9647 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9648 config/s390/s390.opt, config/s390/s390-modes.def,
9649 config/s390/fixdfdi.h, config/s390/constraints.md,
9650 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9651 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9652 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9653 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9654 config/m32c/prologue.md, config/m32c/m32c.abi,
9655 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9656 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9657 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9658 config/m32c/jump.md, config/m32c/shift.md,
9659 config/m32c/m32c-protos.h, config/libgloss.h,
9660 config/spu/spu-protos.h, config/spu/predicates.md,
9661 config/spu/spu-builtins.h, config/spu/spu.c,
9662 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9663 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9664 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9665 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9666 config/sparc/hypersparc.md, config/sparc/predicates.md,
9667 config/sparc/linux.h, config/sparc/sp64-elf.h,
9668 config/sparc/supersparc.md, config/sparc/cypress.md,
9669 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9670 config/sparc/niagara.md, config/sparc/sparc.md,
9671 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9672 config/sparc/sparc.opt, config/sparc/sync.md,
9673 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9674 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9675 config/sparc/sparc.c, config/sparc/little-endian.opt,
9676 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9677 config/sparc/linux64.h, config/sparc/freebsd.h,
9678 config/sparc/sol2.h, config/sparc/rtemself.h,
9679 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9680 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9681 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9682 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9683 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9684 config/m32r/linux.h, config/m32r/constraints.md,
9685 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9686 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9687 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9688 config/i386/i386.md, config/i386/netware-crt0.c,
9689 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9690 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9691 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9692 config/i386/sol2.h, config/i386/constraints.md,
9693 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9694 config/i386/predicates.md, config/i386/geode.md,
9695 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9696 config/i386/freebsd64.h, config/i386/vxworksae.h,
9697 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9698 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9699 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9700 config/i386/netware.h, config/i386/i386-modes.def,
9701 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9702 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9703 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9704 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9705 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9706 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9707 config/i386/xm-mingw32.h, config/i386/linux64.h,
9708 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9709 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9710 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9711 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9712 config/i386/cygwin2.c, config/i386/i386-protos.h,
9713 config/i386/sync.md, config/i386/openbsd.h,
9714 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9715 config/i386/nto.h, config/i386/biarch64.h,
9716 config/i386/i386-coff.h, config/i386/freebsd.h,
9717 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9718 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9719 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9720 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9721 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9722 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9723 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9724 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9725 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9726 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9727 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9728 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9729 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9730 config/sh/superh64.h, config/sh/rtemself.h,
9731 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9732 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9733 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9734 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9735 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9736 config/avr/predicates.md, config/avr/constraints.md,
9737 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9738 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9739 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9740 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9741 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9742 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9743 config/c4x/predicates.md, config/c4x/c4x.h,
9744 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9745 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9746 config/xtensa/linux.h, config/xtensa/xtensa.h,
9747 config/xtensa/elf.h, config/xtensa/xtensa.md,
9748 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9749 config/xtensa/xtensa-protos.h, config/dbx.h,
9750 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9751 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9752 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9753 config/host-solaris.c, config/fr30/fr30.h,
9754 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9755 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9756 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9757 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9758 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9759 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9760 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9761 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9762 config/cris/predicates.md, config/cris/linux.h,
9763 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9764 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9765 config/cris/aout.opt, config/cris/cris-protos.h,
9766 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9767 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9768 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9769 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9770 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9771 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9772 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9773 config/chorus.h, config/mn10300/mn10300.c,
9774 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9775 config/mn10300/mn10300.h, config/mn10300/linux.h,
9776 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9777 config/mn10300/mn10300.md, config/ia64/predicates.md,
9778 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9779 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9780 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9781 config/ia64/freebsd.h, config/ia64/ia64.md,
9782 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9783 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9784 config/gofast.h, config/rtems.h, config/sol2-10.h,
9785 config/m68k/predicates.md, config/m68k/m68k.md,
9786 config/m68k/linux.h, config/m68k/m68k-modes.def,
9787 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9788 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9789 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9790 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9791 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9792 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9793 config/m68k/constraints.md, config/m68k/rtemself.h,
9794 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9795 config/m68k/uclinux.h, config/rs6000/power4.md,
9796 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9797 config/rs6000/linux.h, config/rs6000/eabi.h,
9798 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9799 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9800 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9801 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9802 config/rs6000/windiss.h, config/rs6000/603.md,
9803 config/rs6000/aix41.h, config/rs6000/cell.md,
9804 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9805 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9806 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9807 config/rs6000/default64.h, config/rs6000/7xx.md,
9808 config/rs6000/darwin.opt, config/rs6000/spe.md,
9809 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9810 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9811 config/rs6000/7450.md, config/rs6000/linux64.h,
9812 config/rs6000/constraints.md, config/rs6000/440.md,
9813 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9814 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9815 config/rs6000/rs6000.h, config/rs6000/power6.md,
9816 config/rs6000/predicates.md, config/rs6000/altivec.md,
9817 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9818 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9819 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9820 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9821 config/rs6000/linux64.opt, config/rs6000/sync.md,
9822 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9823 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9824 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9825 config/rs6000/eabispe.h, config/rs6000/e500.h,
9826 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9827 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9828 config/rs6000/aix.h, config/rs6000/vxworks.h,
9829 config/rs6000/40x.md, config/rs6000/aix51.h,
9830 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9831 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9832 config/arc/arc.h, config/mcore/mcore-elf.h,
9833 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9834 config/mcore/mcore.md, config/mcore/mcore.c,
9835 config/mcore/mcore.opt, config/mcore/mcore.h,
9836 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9837 config/score/predicates.md, config/score/score-version.h,
9838 config/score/score-protos.h, config/score/misc.md,
9839 config/score/elf.h, config/score/score.c, config/score/mac.md,
9840 config/score/score7.md, config/score/score.h,
9841 config/score/score-conv.h, config/score/score-mdaux.c,
9842 config/score/score.md, config/score/score.opt,
9843 config/score/score-modes.def, config/score/score-mdaux.h,
9844 config/score/mul-div.S, config/arm/uclinux-elf.h,
9845 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9846 config/arm/symbian.h, config/arm/linux-elf.h,
9847 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9848 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9849 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9850 config/arm/strongarm-pe.h, config/arm/arm.h,
9851 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9852 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9853 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9854 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9855 config/arm/arm-cores.def, config/arm/arm-protos.h,
9856 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9857 config/arm/wince-pe.h, config/arm/neon.md,
9858 config/arm/constraints.md, config/arm/neon.ml,
9859 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9860 config/arm/arm.opt, config/arm/arm926ejs.md,
9861 config/arm/predicates.md, config/arm/iwmmxt.md,
9862 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9863 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9864 config/arm/neon-testgen.ml, config/arm/arm.md,
9865 config/arm/xscale-coff.h, config/arm/pe.c,
9866 config/arm/arm-generic.md, config/arm/pe.h,
9867 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9868 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9869 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9870 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9871 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9872 config/pa/predicates.md, config/pa/pa64-hpux.h,
9873 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9874 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9875 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9876 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9877 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9878 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9879 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9880 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9881 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9882 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9883 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9884 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9885 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9886 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9887 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9888 config/mips/linux64.h, config/mips/elforion.h,
9889 config/mips/constraints.md, config/mips/generic.md,
9890 config/mips/predicates.md, config/mips/4300.md,
9891 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9892 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9893 config/mips/5k.md, config/mips/vr4120-div.S,
9894 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9895 config/mips/mips-protos.h, config/mips/6000.md,
9896 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9897 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9898 config/mips/mips-modes.def, config/mips/vr.h,
9899 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9900 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9901 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9902 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9903 config/vax/openbsd1.h, config/vax/netbsd.h,
9904 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9905 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9906 config/h8300/rtems.h, config/h8300/predicates.md,
9907 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9908 config/h8300/h8300.md, config/h8300/h8300.opt,
9909 config/h8300/coff.h, config/h8300/h8300-protos.h,
9910 config/v850/v850.md, config/v850/predicates.md,
9911 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9912 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9913 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9914 config/mmix/mmix.h, config/mmix/predicates.md,
9915 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9916 config/mmix/mmix.c, config/mmix/mmix.opt,
9917 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9918 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9919 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9920 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9923 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9925 * emit-rtl.c (reset_used_decls): Rename to...
9926 (set_used_decls): ...this. Set the used flag rather than clearing it.
9927 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9928 DECL_RTLs rather than resetting them.
9930 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9932 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9934 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9936 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9937 argument to find_reloads_address.
9939 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9941 PR tree-optimization/32919
9942 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9943 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9944 (coalesce_ssa_name): Call it.
9946 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9947 David Ung <davidu@mips.com>
9949 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9950 (__mips16_unorddf2, __mips16_floatunsidf): New.
9951 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9953 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9955 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9957 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9958 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9959 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9960 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9961 * omp-low.c (get_ws_args_for, determine_parallel_type,
9962 expand_omp_for_generic, expand_omp_for_static_nochunk,
9963 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9964 Work with more precise CFG.
9965 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9966 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9968 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9969 * gimple-low.c (lower_stmt): Ditto.
9970 * tree-inline.c (estimate_num_insns_1): Ditto.
9971 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9972 (OMP_SECTIONS_SWITCH): New.
9973 * tree-cfgcleanup.c (cleanup_omp_return): New.
9974 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9975 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9976 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9977 (tree_redirect_edge_and_branch): Handle omp constructs.
9979 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9980 with three arguments.
9982 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9984 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9987 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9989 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9990 the loop structures may need fixing.
9991 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
9993 (cleanup_tree_cfg_loop): Removed.
9994 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
9995 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
9996 instead of running cleanup_tree_cfg_loop.
9997 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
9998 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
9999 (tree_predictive_commoning): Declaration changed.
10000 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10002 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10004 * doc/invoke.texi (l1-cache-size): Update documentation.
10005 (l2-cache-size): Document.
10006 * params.h (L2_CACHE_SIZE): New macro.
10007 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10008 that L1_CACHE_SIZE is in kB now.
10009 (L2_CACHE_SIZE_BYTES): New macro.
10010 (tree_ssa_prefetch_arrays): Show size in kB.
10011 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10012 and l2_cache_size fields.
10013 * config/i386/driver-i386.c (describe_cache): Detect cache size
10015 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10016 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10017 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10018 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10019 (override_options): Set l1-cache-size and l2-cache-size to default
10020 values if not specified otherwise.
10021 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10022 (PARAM_L2_CACHE_SIZE): New.
10024 2007-08-01 Nigel Stephens <nigel@mips.com>
10025 David Ung <davidu@mips.com>
10026 Thiemo Seufer <ths@mips.com>
10027 Chris Dearman <chris@mips.com>
10028 Richard Sandiford <richard@codesourcery.com>
10030 * config.gcc (mips*-sde-elf*): New stanza.
10031 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10032 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10033 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10034 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10035 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10036 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10038 * config/mips/sde.h: New file.
10039 * config/mips/t-libgcc-mips16: Likewise.
10040 * config/mips/t-sde: Likewise.
10041 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10042 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10043 _MIPS_FPSET and _MIPS_SZINT.
10044 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10045 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10046 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10047 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10048 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10049 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10050 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10051 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10052 _MIPS_SZPTR and _MIPS_FPSET.
10053 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10054 architecture is specified.
10055 (MIPS_32BIT_OPTION_SPEC): New macro.
10057 2007-07-31 Dan Hipschman <dsh@google.com>
10059 * gcc.c (end_going_arg): New function.
10060 (do_spec_2): Use it.
10061 (do_spec_1): Use it.
10063 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10065 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10066 only if ENABLE_CHECKING is defined.
10068 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10070 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10071 df_ru_add_problem, df_ru_get_bb_info): Removed.
10072 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10073 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10074 df_ru_free_bb_info, df_ru_alloc,
10075 df_ru_bb_local_compute_process_def,
10076 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10077 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10078 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10079 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10080 df_ru_add_problem): Removed.
10082 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10085 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10086 (casesi32p, casesi64p): Likewise.
10087 (casesi): Adjust for above.
10089 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10091 * mode-switching.c (create_pre_exit): Don't search past calls.
10093 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10095 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10097 2007-07-31 Revital Eres <eres@il.ibm.com>
10099 * ddg.c (add_deps_for_def): Rename to...
10100 (add_cross_iteration_register_deps): This. Change implementation
10101 to use only reaching def and def-use chains to construct the
10102 inter loop dependencies.
10103 (add_deps_for_use): Remove function.
10104 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10105 function to build the inter loop dependencies.
10106 * modulo-sched.c (sms_schedule): Build only
10107 reaching def and def-use chains for the propose of the ddg
10110 2007-07-31 Julian Brown <julian@codesourcery.com>
10112 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10113 New define_insns. Use correct RTL.
10114 (vec_set<mode>): Write as expander.
10116 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10118 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10119 to an unallocated space.
10121 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10124 (split_constant_offset): Enable split_constant_offset to extract
10125 constants from other statements.
10126 * tree-vect-transform.c
10127 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10128 to a temp var. Force base_offset to be simple.
10130 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10132 * df-scan.c (df_scan_verify): Remove artificial limit on
10133 the number of blocks for verification.
10134 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10135 df_simulate_defs): Avoid unnecessary insn checking for defs.
10137 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10139 * config/m68k/lb1sf68.asm (FUNC): New macro.
10140 (__mulsi3): Use it.
10141 (__udivsi3): Likewise.
10142 (__divsi3): Likewise.
10143 (__umodsi3): Likewise.
10144 (__modsi3): Likewise.
10145 (__subdf3): Likewise.
10146 (__adddf3): Likewise.
10147 (__muldf3): Likewise.
10148 (__divdf3): Likewise.
10149 (__negdf2): Likewise.
10150 (__cmpdf2): Likewise.
10151 (__subsf3): Likewise.
10152 (__addsf3): Likewise.
10153 (__mulsf3): Likewise.
10154 (__divsf3): Likewise.
10155 (__negsf2): Likewise.
10156 (__cmpsf2): Likewise.
10157 (__eqdf2): Likewise.
10158 (__nedf2): Likewise.
10159 (__gtdf2): Likewise.
10160 (__gedf2): Likewise.
10161 (__ltdf2): Likewise.
10162 (__ledf2): Likewise.
10163 (__eqsf2): Likewise.
10164 (__nesf2): Likewise.
10165 (__gtsf2): Likewise.
10166 (__gesf2): Likewise.
10167 (__ltsf2): Likewise.
10168 (__lesf2): Likewise.
10170 2007-07-30 Ollie Wild <aaw@google.com>
10172 * c-ppoutput.c (print_lines_directives_only): New function.
10173 (scan_translation_unit_directives_only): New function.
10174 (preprocess_file): Add call to scan_translation_unit_directives_only.
10175 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10176 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10177 -fdirectives-only. Add errors for -fdirectives-only conflict with
10178 -Wunused-macros and -traditional.
10179 (finish_options): Add builtin macro initialization for
10180 -fdirectives-only + -fpreprocessed.
10181 * c.opt (fdirectives-only): New.
10182 * doc/cppopts.texi (fdirectives-only): New.
10184 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10186 * alias.c (record_set, memory_modified_1): Constify.
10187 * bt-load.c (note_btr_set): Likewise.
10188 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10189 * combine.c (set_nonzero_bits_and_sign_copies,
10190 expand_field_assignment, record_dead_and_set_regs_1,
10191 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10192 likely_spilled_retval_1): Likewise.
10193 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10194 frv_io_handle_set): Likewise.
10195 * config/mips/mips.c (mips_sim_record_set,
10196 vr4130_true_reg_dependence_p_1): Likewise.
10197 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10198 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10199 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10200 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10201 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10202 * ddg.c (mark_mem_store): Likewise.
10203 * df-problems.c (df_urec_mark_reg_change): Likewise.
10204 * function.c (update_epilogue_consts): Likewise.
10205 * gcse.c (record_set_info, record_last_set_info,
10206 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10207 reg_clear_last_set): Likewise.
10208 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10210 * jump.c (reversed_comparison_code_parts): Likewise.
10211 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10212 reg_is_set): Likewise.
10213 * loop-iv.c (mark_altered): Likewise.
10214 * mode-switching.c (reg_becomes_live): Likewise.
10215 * optabs.c (no_conflict_move_test): Likewise.
10216 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10218 * postreload.c (reload_combine_note_store, move2add_note_store):
10220 * regmove.c (flags_set_1): Likewise.
10221 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10223 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10225 * resource.c (update_live_status): Likewise.
10226 * rtl.h (set_of, note_stores): Likewise.
10227 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10228 note_stores, parms_set): Likewise.
10229 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10230 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10232 * var-tracking.c (count_stores, add_stores): Likewise.
10234 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10236 * alias.c (mems_in_disjoint_alias_sets_p,
10237 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10238 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10239 write_dependence_p, mems_in_disjoint_alias_sets_p,
10240 read_dependence, true_dependence, canon_true_dependence,
10241 anti_dependence, output_dependence): Constify.
10242 * combine.c (extended_count): Likewise.
10243 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10244 * cselib.c (get_value_hash, references_value_p,
10245 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10246 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10247 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10248 * function.c (contains, prologue_epilogue_contains,
10249 sibcall_epilogue_contains): Likewise.
10250 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10251 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10252 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10253 reg_or_subregno): Likewise.
10254 * recog.c (asm_noperands): Likewise.
10255 * reload1.c (function_invariant_p): Likewise.
10256 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10257 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10258 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10259 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10260 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10261 extended_count, prologue_epilogue_contains,
10262 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10263 canon_true_dependence, read_dependence, anti_dependence,
10264 output_dependence): Likewise.
10265 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10267 2007-07-30 Julian Brown <julian@codesourcery.com>
10269 * config/arm/neon.md (V_ext): New mode attribute.
10270 (neon_vget_lane<mode>): Replace with define_expand.
10271 (neon_vget_lane<mode>_sext_internal)
10272 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10273 and quad precision vectors.
10274 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10275 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10276 have typeless 32-bit result.
10278 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10281 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10283 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10284 use sizetype for rest.
10285 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10286 (aff_combination_convert): Don't convert rest for pointer types.
10288 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10290 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10292 * tree-ssa-alias.c: Add alloc-pool.h.
10293 (init_alias_info): Free alias_bitmap_obstack.
10294 (delete_alias_info): Call delete_mem_ref_stats.
10295 (get_mem_sym_stats_for): Use alloc_pool.
10296 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10297 (delete_mem_sym_stats): Removed.
10299 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10301 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10302 functions cannot be represented as classical distance vectors.
10304 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10306 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10307 * builtins.c (validate_arg, builtin_mathfn_code,
10308 validate_arglist): Likewise.
10309 * calls.c (call_expr_flags): Likewise.
10310 * combine.c (reg_nonzero_bits_for_combine,
10311 reg_num_sign_bit_copies_for_combine, get_last_value,
10312 reg_truncated_to_mode): Likewise.
10313 * emit-rtl.c (subreg_lowpart_p): Likewise.
10314 * expr.c (highest_pow2_factor_for_target,
10315 categorize_ctor_elements_1, categorize_ctor_elements,
10316 count_type_elements, contains_packed_reference,
10317 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10318 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10319 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10320 native_encode_int, native_encode_real, native_encode_complex,
10321 native_encode_vector, native_encode_expr, native_interpret_int,
10322 native_interpret_real, native_interpret_complex,
10323 native_interpret_vector, native_interpret_expr): Likewise.
10324 * function.c (use_register_for_decl): Likewise.
10325 * gimplify.c (get_name): Likewise.
10326 * langhooks-def.h (lhd_return_null_const_tree): New.
10327 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10328 * langhooks.c (lhd_return_null_const_tree): New.
10329 * langhooks.h (lang_get_callee_fndecl): Constify.
10330 * output.h (constructor_static_from_elts_p): Likewise.
10331 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10332 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10333 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10334 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10335 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10336 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10337 * rtlhooks-def.h (reg_nonzero_bits_general,
10338 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10340 * rtlhooks.c (reg_num_sign_bit_copies_general,
10341 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10343 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10344 * stor-layout.c (mode_for_size_tree): Likewise.
10345 * tree-ssa-loop-im.c (memref_eq): Likewise.
10346 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10347 * tree.c (contains_placeholder_p, type_list_equal,
10348 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10350 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10351 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10352 contains_placeholder_p, contains_packed_reference,
10353 get_callee_fndecl, operand_equal_for_phi_arg_p,
10354 warn_if_unused_value, is_body_block, native_encode_expr,
10355 native_interpret_expr, fold_convertible_p, operand_equal_p,
10356 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10357 validate_arglist, simple_cst_equal, type_list_equal,
10358 use_register_for_decl, call_expr_flags, get_name,
10359 highest_pow2_factor): Likewise.
10360 (const_call_expr_arg_iterator_d,
10361 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10362 first_const_call_expr_arg, more_const_call_expr_args_p,
10363 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10364 * varasm.c (constructor_static_from_elts_p): Constify.
10366 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10368 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10369 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10370 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10371 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10372 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10373 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10374 spelling conventions.
10375 * doc/invoke.texi: Follow spelling conventions.
10377 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10378 Revital Eres <eres@il.ibm.com>
10380 * modulo-sched.c (sms_schedule): Avoid loops which includes
10381 auto-increment instructions.
10383 2007-07-28 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/32920
10386 * fold-const.c (fold_cond_expr_with_comparison): Convert
10387 operand zero of MIN/MAX_EXPR to correct type.
10389 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10391 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10392 flags_from_decl_or_type): Constify.
10393 * gcc.c (do_spec_1): Likewise.
10394 * print-tree.c (dump_addr, print_node_brief): Likewise.
10395 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10396 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10397 tree_purge_all_dead_eh_edges): Likewise.
10398 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10399 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10401 * tree.c (expr_location, expr_has_location, expr_locus,
10402 expr_filename, expr_lineno, get_inner_array_type,
10403 fields_compatible_p): Likewise.
10404 * tree.h (get_inner_array_type, fields_compatible_p,
10405 expr_location, expr_has_location, expr_locus, expr_filename,
10406 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10407 setjmp_call_p, alloca_call_p): Likewise.
10409 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10411 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10412 TV_FLOW_INSENSITIVE.
10414 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10416 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10417 (compute_flow_insensitive_aliasing): Ditto for
10418 TV_FLOW_INSENSITIVE.
10420 2007-07-27 Jan Hubicka <jh@suse.cz>
10422 * config/i386/i386.c (register_move_cost): Remove accidentally
10423 comitted #if 0 block.
10425 * attribs.c: Include hashtab.h
10426 (attribute_hash): New.
10427 (substring): New structure.
10428 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10430 (init_attributes): Initialize attribute hash.
10431 (decl_attributes): Use attribute hash.
10432 * Makefile.in (attribs.c): Depend on hashtab.h.
10434 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10436 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10438 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10440 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10441 __mips_dspr2 and __mips_dsp_rev macros.
10442 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10444 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10446 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10448 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10450 PR middle-end/32749
10452 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10453 and the updating of the live and do_not_gen sets.
10454 (df_note_bb_compute): Added updating of live and do_not_gen sets
10455 for regular defs so that the case of clobber inside conditional
10456 call is processed correctly.
10458 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10460 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10461 operands with compatible type.
10463 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10465 * expr.h (store_bit_field): Don't return a value.
10466 * expmed.c (check_predicate_volatile_ok): New function.
10467 (store_bit_field_1): New function, extracted from store_bit_field.
10468 Take a fallback_p argument and return true if the operation succeeded.
10469 Only use store_fixed_bit_field if fallback_p. Don't recompute
10470 mode_for_extraction; use op_mode instead. Try forcing memories
10471 into registers if the insv expander fails.
10472 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10473 Don't return a value.
10474 (convert_extracted_bit_field): New function, extracted from
10476 (extract_bit_field_1): Likewise. Take a fallback_p argument
10477 and return NULL if the operation succeeded. Only use
10478 extract_fixed_bit_field if fallback_p. Only calculate one
10479 extraction mode. Combine code for extv and extzv. Try forcing
10480 memories into registers if the ext(z)v expander fails.
10481 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10483 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10485 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10487 (df_ref): Likewise. Put regno with other integer fields.
10489 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10491 * df.h (df_mw_hardreg): Remove "loc" field.
10492 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10494 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10495 split out from df_set_unused_notes_for_mw. Return false for
10496 partial references. Assert that mw_reg is a REG when returning true.
10497 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10498 (df_whole_mw_reg_dead_p): New function, split out from
10499 df_set_dead_notes_for_mw. Return false for partial references.
10500 Assert that mw_reg is a REG when returning true.
10501 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10502 Remove redundant bitmap check.
10504 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10506 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10507 ($(T)crtend.o): Likwise.
10508 ($(T)crtbeginS.o): Likwise.
10509 ($(T)crtendS.o): Likwise.
10510 ($(T)crtfastmath.o): Likwise.
10512 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10514 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10515 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10516 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10517 and x_n_bbs_in_dom_tree fields.
10519 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10521 PR tree-optimization/32087
10522 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10523 Do not call scale_bbs_frequencies_int with prob of zero.
10525 2007-07-26 Julian Brown <julian@codesourcery.com>
10527 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10528 (neon_element_bits): Add prototypes.
10529 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10530 (neon_const_bounds, neon_element_bits): New functions.
10531 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10532 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10533 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10534 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10535 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10536 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10537 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10538 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10539 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10540 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10541 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10542 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10543 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10545 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10547 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10548 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10550 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10551 Julian Brown <julian@codesourcery.com>
10553 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10554 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10555 * config/arm/cortex-a8.md: New.
10556 * config/arm/cortex-a8-neon.md: New.
10557 * config/arm/neon-schedgen.ml: New.
10558 * config/arm/neon.md (vqh_mnem): New.
10560 (Is_float_mode): New.
10561 (Scalar_mul_8_16): New.
10563 (V_mode_nunits): New.
10564 (All instruction patterns): Annotate with neon_type attribute
10566 * config/arm/arm.md: Include cortex-a8.md.
10567 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10569 Annotate instruction patterns accordingly.
10570 (generic_sched): Do not use generic scheduling for Cortex-A8.
10571 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10573 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10575 * fold-const.c (fold_read_from_constant_string): Use
10576 build_int_cst_type.
10577 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10579 2007-07-26 Nick Clifton <nickc@redhat.com>
10581 * tree-ssa-operands.h: Change copyright header to refer to version
10582 3 of the GNU General Public License and to point readers at the
10583 COPYING3 file and the FSF's license web page.
10584 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10585 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10586 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10587 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10588 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10589 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10590 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10591 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10592 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10593 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10594 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10595 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10596 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10597 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10598 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10599 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10600 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10601 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10602 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10603 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10604 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10605 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10606 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10607 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10608 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10609 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10610 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10611 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10612 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10613 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10614 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10615 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10616 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10617 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10618 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10619 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10620 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10621 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10622 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10623 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10624 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10625 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10626 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10627 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10628 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10629 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10630 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10631 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10632 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10633 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10634 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10635 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10636 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10637 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10638 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10639 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10640 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10641 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10642 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10643 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10644 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10645 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10646 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10647 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10648 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10649 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10650 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10651 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10652 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10653 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10654 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10655 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10656 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10657 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10658 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10659 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10660 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10661 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10662 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10663 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10664 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10665 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10666 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10667 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10668 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10669 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10670 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10671 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10672 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10673 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10674 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10675 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10676 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10677 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10678 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10679 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10680 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10681 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10682 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10683 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10684 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10685 convert.c, convert.h, langhooks-def.h, reload1.c,
10686 tree-ssa-operands.c: Likewise.
10688 2007-07-26 Jan Hubicka <jh@suse.cz>
10690 * tree-ssa-live.c: Include debug.h and flags.h.
10691 (mark_scope_block_unused): New function.
10692 (remove_unused_scope_block_p): New function.
10693 (remove_unused_locals): Remove unused blocks too.
10695 2007-07-25 Ian Lance Taylor <iant@google.com>
10697 * combine.c (combine_max_regno): Remove. Remove all uses.
10698 (struct reg_stat_struct): Rename from struct reg_stat.
10699 (reg_stat_type): Define, and declare VECs.
10700 (reg_stat): Change from pointer to VEC. Change all uses.
10701 (combine_split_insns): New static function.
10702 (try_combine, find_split_point): Call it instead of split_insns.
10704 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10706 * cfghooks.c (split_block): Fix the information about loop latch.
10708 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10710 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10712 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10714 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10715 Scan the new edge for loop exit info.
10717 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10719 * config/darwin.c: Include debug.h.
10721 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10724 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10726 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10728 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10729 (HARD_REGNO_MODE_OK): Ditto.
10730 (MODES_TIEABLE_P): Ditto.
10731 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10732 (CLASS_MAX_NREGS): Ditto.
10733 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10734 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10735 (divdf3_internal_thr): Removed.
10736 * config/ia64/div.md: New file.
10737 * config/ia64/constraints.md: Add H constraint.
10739 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10741 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10742 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10743 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10744 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10745 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10746 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10747 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10748 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10749 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10750 dump_sbitmap_file, debug_sbitmap, popcount_table,
10751 sbitmap_popcount): Constify.
10752 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10753 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10754 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10755 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10756 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10757 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10758 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10759 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10760 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10761 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10762 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10764 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10766 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10767 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10768 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10769 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10770 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10771 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10772 bitmap_intersect_p, bitmap_intersect_compl_p,
10773 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10774 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10776 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10777 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10778 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10779 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10780 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10781 debug_bitmap, debug_bitmap_file, bitmap_print,
10782 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10783 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10785 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10787 * config/darwin.c (darwin_override_options): Additional fix for
10788 debug info formats that don't support var tracking.
10790 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10792 * cselib.c (entry_and_rtx_equal_p): Constify.
10793 * gengtype.c (output_mangled_typename, write_types, write_local):
10795 * gengtype.h (const_type_p): New.
10796 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10798 * tlink.c (scan_linker_output): De-constify.
10799 * tree-ssa-loop-im.c (memref_eq): Constify.
10800 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10801 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10803 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10805 * c-common.c (fname_as_string, c_type_hash): Constify.
10806 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10807 * cgraph.c (edge_hash, edge_eq): Likewise.
10808 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10809 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10810 reg_attrs_htab_eq): Likewise.
10811 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10813 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10814 const_decl_t, const_state_t, const_automata_list_el_t): New.
10815 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10816 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10817 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10818 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10819 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10820 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10821 compare_max_occ_cycle_nums, out_state_arcs_num,
10822 compare_transition_els_num, units_cmp, state_reservs_cmp):
10824 * genmodes.c (cmp_modes): Likewise.
10825 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10826 * gimplify.c (compare_case_labels): Likewise.
10827 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10828 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10829 * matrix-reorg.c (mtt_info_hash): Likewise.
10830 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10831 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10832 (htab_hash_bucket, htab_hash_elem): Constify.
10833 * tree-browser.c (TB_parent_eq): Likewise.
10834 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10835 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10836 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10837 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10839 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10840 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10841 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10842 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10843 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10845 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10846 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10847 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10848 * tree-ssa-threadupdate.c (redirection_data_hash,
10849 redirection_data_eq): Likewise.
10850 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10851 * tree-ssa.c (var_ann_eq): Likewise.
10852 * tree-vrp.c (compare_case_labels): Likewise.
10853 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10854 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10855 tree_not_check_failed, tree_class_check_failed,
10856 tree_range_check_failed, tree_not_class_check_failed,
10857 omp_clause_check_failed, omp_clause_range_check_failed,
10858 tree_contains_struct_check_failed, tree_operand_check_failed):
10860 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10861 tree_not_check_failed, tree_class_check_failed,
10862 tree_range_check_failed, tree_not_class_check_failed,
10863 tree_operand_check_failed, omp_clause_operand_check_failed,
10864 tree_operand_length): Likewise.
10865 * var-tracking.c (const_variable): New.
10866 (variable_htab_hash, variable_htab_eq): Constify.
10867 * varasm.c (const_desc_hash): Likewise.
10869 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10871 * expr.c (handled_component_p): Constify.
10872 * fold-const.c (fit_double_type): Likewise.
10873 * real.h (real_value_from_int_cst): Likewise.
10874 * tree-flow-inline.h (gimple_in_ssa_p,
10875 gimple_aliases_computed_p, gimple_addressable_vars,
10876 gimple_call_clobbered_vars, gimple_referenced_vars,
10877 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10878 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10879 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10880 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10881 is_label_stmt, is_global_var, phi_ssa_name_p,
10882 factoring_name_p, is_call_clobbered, tree_common_ann,
10883 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10884 unmodifiable_var_p, array_ref_contains_indirect_ref,
10885 ref_contains_array_ref, lookup_subvars_for_var,
10886 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10887 gimple_mem_ref_stats): Likewise.
10888 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10889 may_aliases, is_exec_stmt, is_label_stmt,
10890 ref_contains_array_ref, array_ref_contains_indirect_ref,
10891 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10892 unmodifiable_var_p): Likewise.
10893 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10894 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10895 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10896 cst_and_fits_in_hwi, real_value_from_int_cst,
10897 build_real_from_int_cst, integer_zerop, integer_onep,
10898 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10899 tree_floor_log2, real_zerop, real_onep, real_twop,
10900 real_minus_onep, really_constant_p, purpose_member, chain_member,
10901 list_length, fields_length, int_size_in_bytes, bit_position,
10902 int_bit_position, byte_position, int_byte_position, expr_align,
10903 array_type_nelts, tree_node_structure,
10904 type_contains_placeholder_1, iterative_hash_pointer,
10905 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10906 tree_map_base_eq, type_hash_list, type_hash_eq,
10907 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10908 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10909 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10910 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10911 int_fits_type_p, get_containing_scope, decl_function_context,
10912 decl_type_context, omp_clause_operand_check_failed,
10913 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10914 * tree.h (omp_clause_operand_check_failed, tree_size,
10915 build_real_from_int_cst, array_type_nelts, purpose_member,
10916 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10917 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10918 is_attribute_p, check_qualified_type, expr_align,
10919 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10920 int_byte_position, list_length, fields_length, initializer_zerop,
10921 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10922 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10923 tree_node_structure, handled_component_p, get_containing_scope,
10924 decl_function_context, decl_type_context, real_zerop,
10925 type_num_arguments, fit_double_type, really_constant_p,
10926 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10927 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10928 real_twop, real_minus_onep, int_cst_value): Likewise.
10930 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10932 * cfglayout.c (insn_scope, insn_line): Constify.
10933 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10934 const_double_htab_hash, const_double_htab_eq,
10935 mem_attrs_htab_hash): Likewise.
10936 * loop-iv.c (biv_eq): Likewise.
10937 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10938 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10939 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10941 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10942 error_for_asm, warning_for_asm, _fatal_insn,
10943 _fatal_insn_not_found): Likewise.
10944 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10945 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10946 rtl_check_failed_type2, rtl_check_failed_code1,
10947 rtl_check_failed_code2, rtl_check_failed_code_mode,
10948 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10949 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10950 rtl_check_failed_type2, rtl_check_failed_code1,
10951 rtl_check_failed_code2, rtl_check_failed_code_mode,
10952 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10953 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10954 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10955 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10956 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10957 rtx_unstable_p, get_integer_term, get_related_value,
10958 offset_within_block_p, reg_mentioned_p, count_occurrences,
10959 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10960 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10961 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10962 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10963 find_constant_src, find_reg_fusage, find_regno_fusage,
10964 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10965 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10966 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10967 computed_jump_p, auto_inc_p, in_expr_list_p,
10968 remove_node_from_expr_list, loc_mentioned_in_p,
10969 label_is_jump_target_p, reversed_comparison_code_parts,
10970 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10971 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10972 print_inline_rtx): Likewise.
10973 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10974 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10975 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10976 get_integer_term, get_related_value, offset_within_block_p,
10977 count_occurrences, reg_mentioned_p, no_labels_between_p,
10978 reg_used_between_p, reg_referenced_p, single_set_2,
10979 multiple_sets, set_noop_p, refers_to_regno_p,
10980 reg_overlap_mentioned_p, dead_or_set_p,
10981 covers_regno_no_parallel_p, covers_regno_p,
10982 dead_or_set_regno_p, find_reg_note, find_regno_note,
10983 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10984 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10985 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10986 side_effects_p, may_trap_p_1, may_trap_p,
10987 may_trap_after_code_motion_p, may_trap_or_fault_p,
10988 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10989 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10990 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10991 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10992 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
10994 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
10995 warning_for_asm): Likewise.
10996 * tree.h (print_rtl): Likewise.
10997 * varasm.c (get_pool_mode): Likewise.
10999 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11001 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11002 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11003 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11004 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11005 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11006 * ddg.c (compare_sccs): Likewise.
11007 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11008 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11009 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11010 decimal_do_fix_trunc, decimal_real_to_integer,
11011 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11012 * dse.c (const_group_info_t): New.
11013 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11014 * dwarf2out.c (const_dw_die_ref): New.
11015 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11016 * tree-browser.c (TB_parent_eq): Likewise.
11017 * unwind-dw2-fde.c (__register_frame_info_bases,
11018 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11019 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11021 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11022 * unwind-dw2.c (uw_frame_state_for): Likewise.
11023 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11024 * value-prof.h (const_histogram_value): New.
11026 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11028 * config/mips/mips.c (machine_function): Add
11029 initialized_mips16_gp_pseudo_p.
11030 (mips16_gp_pseudo_reg): Do not emit the initialization of
11031 mips16_gp_pseudo_rtx when being called from the gimple cost-
11032 calculation routines; emit it on the first use outside those
11035 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11037 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11040 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11041 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11042 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11043 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11044 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11045 Preserve const-ness of parameters through use of __typeof(),
11046 also constify and tidy.
11048 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11049 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11050 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11051 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11052 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11053 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11054 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11055 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11056 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11058 2007-07-25 Julian Brown <julian@codesourcery.com>
11059 Mark Shinwell <shinwell@codesourcery.com>
11061 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11062 (alpha_mangle_type): This.
11063 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11064 (TARGET_MANGLE_TYPE): Define this instead.
11065 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11066 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11067 (arm_init_neon_builtins): Fix comment.
11068 (arm_mangle_map_entry): New.
11069 (arm_mangle_map): New.
11070 (arm_mangle_type): New.
11071 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11072 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11073 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11074 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11075 (TARGET_MANGLE_TYPE): Define this instead.
11076 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11077 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11078 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11079 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11080 (TARGET_MANGLE_TYPE): Define this instead.
11081 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11083 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11084 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11085 (TARGET_MANGLE_TYPE): Define this instead.
11086 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11087 (s390_mangle_type): This.
11088 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11089 (TARGET_MANGLE_TYPE): Define this instead.
11090 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11091 (sparc_mangle_type): This.
11092 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11093 (TARGET_MANGLE_TYPE): Define this instead.
11094 * cp/mangle.c (write_type): Call mangle_type target hook on all
11095 types before mangling. Use original type, not main variant, as
11097 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11098 (TARGET_MANGLE_TYPE): This.
11099 * target.h (gcc_target): Rename mangle_fundamental_type to
11101 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11102 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11104 2007-07-25 Julian Brown <julian@codesourcery.com>
11105 Paul Brook <paul@codesourcery.com>
11106 Joseph Myers <joseph@codesourcery.com>
11107 Mark Shinwell <shinwell@codesourcery.com>
11109 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11110 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11111 (with_fpu): Allow --with-fpu=neon.
11112 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11113 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11114 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11115 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11116 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11117 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11118 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11119 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11120 (output_move_neon): Add prototypes.
11121 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11122 (all_fpus): Add FPUTYPE_NEON.
11123 (fp_model_for_fpu): Add NEON field.
11124 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11125 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11127 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11129 (thumb2_legitimate_address_p): Likewise.
11130 (neon_valid_immediate): Recognize and prepare constants suitable for
11132 (neon_immediate_valid_for_move): New function. Recognize and prepare
11133 immediates for NEON move instructions.
11134 (neon_immediate_valid_for_logic): New function. Recognize and
11135 prepare immediates for NEON logic instructions.
11136 (neon_output_logic_immediate): New function. Create asm string
11137 suitable for outputting immediate logic instructions.
11138 (neon_pairwise_reduce): New function. Implement reduction using
11139 pairwise operations.
11140 (neon_expand_vector_init): New function. Expand a (possibly
11141 non-constant) vector initialization.
11142 (neon_vector_mem_operand): New function. Memory operands supported
11143 for quad-word loads/stores to/from ARM or NEON registers. Don't
11144 allow base+offset addressing for core regs.
11145 (neon_struct_mem_operand): New function. Valid mems for NEON
11147 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11148 from neon_vector_mem_operand addresses without a secondary register.
11149 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11150 (add_minipool_backward_ref): Likewise.
11151 (dump_minipool): Likewise.
11152 (push_minipool_fix): Likewise.
11153 (output_move_quad): New function. Output quad-word moves, loads and
11154 stores using ARM registers.
11155 (output_move_vfp): Add support for vectors in VFP (NEON) D
11157 (output_move_neon): Output a NEON load/store to/from a quadword
11159 (arm_print_operand): Implement new codes:
11160 - 'c' for unadorned integers (without a # sign).
11161 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11163 - 'e', 'f' for the low and high D parts of a NEON Q register.
11164 - 'q' outputs a NEON Q register.
11165 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11166 - 'T' prints NEON opcode features from a coded bitmask.
11167 - 'F' is similar to T, but signed/unsigned codes both print as
11169 - 't' is similar to T, but 'u' is printed instead of 'p'.
11170 - 'O' prints 'r' if NEON instruction should perform rounding (as
11171 specified by bitmask), else prints nothing.
11172 - '#' is a punctuation character to stop operand numbers from
11173 running together with following digits in the assembler
11174 strings for instructions (when using mode attributes).
11175 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11176 constant vectors in big-endian mode, where necessary.
11177 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11178 Handle EI, OI, CI, XI modes.
11179 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11180 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11181 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11182 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11183 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11185 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11186 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11187 to turn v8qi, etc. into bits defined above.
11188 (neon_itype): New enumeration. Classifications of NEON builtins.
11189 (neon_builtin_datum): Define struct. Contains information about
11190 a single builtin (with multiple modes).
11191 (CF): Define helper macro for...
11192 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11194 (neon_builtin_data): New array. Define information about builtins
11195 for use during initialization/expansion.
11196 (arm_init_neon_builtins): New function.
11197 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11199 (neon_builtin_compare): New function.
11200 (locate_neon_builtin_icode): New function. Find an insn code for a
11201 builtin given a function code for that builtin. Also return type of
11202 builtin (NEON_BINOP, NEON_UNOP etc.).
11203 (builtin_arg): New enumeration. Types of arguments for builtins.
11204 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11205 Takes a variable argument list of builtin_arg types, terminated by
11207 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11208 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11209 (neon_emit_pair_result_insn): New function. Support returning pairs
11210 of vectors via a pointer.
11211 (neon_disambiguate_copy): New function. Set up operands for a
11212 multi-word copy such that registers do not get clobbered.
11213 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11214 ARM_BUILTIN_NEON_BASE.
11215 (arm_file_start): Set float-abi attribute for NEON.
11216 (arm_vector_mode_supported_p): Enable NEON vector modes.
11217 (arm_mangle_map_entry): New.
11218 (arm_mangle_map): New.
11219 (arm_mangle_vector_type): New.
11220 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11222 (TARGET_NEON): New macro. Target supports NEON.
11223 (fputype): Add FPUTYPE_NEON.
11224 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11225 for vectorization based on command-line arg.
11226 (NEON_REGNO_OK_FOR_NREGS): Define.
11227 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11228 (VALID_NEON_STRUCT_MODE): Define.
11229 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11230 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11231 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11232 (consttable_16): Add pattern for outputting 16-byte minipool
11234 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11236 (vec-common.md, neon.md): Include md files.
11237 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11238 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11239 (memory_constraint "Ut", "Un", "Us"): Define.
11240 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11241 (MMX_char): New mode attribute.
11242 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11243 (*add<mode>3_iwmmxt): New insn pattern.
11244 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11245 (*sub<mode>3_iwmmxt): New insn pattern.
11246 (mulv4hi3): Rename to...
11247 (*mulv4hi3_iwmmxt): This.
11248 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11249 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11250 (uminv4hi3, uminv2si3): Remove. Replace with...
11251 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11252 (*umin<mode>3_iwmmxt): These.
11253 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11254 (ashr<mode>3_iwmmxt): This new pattern.
11255 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11256 (lshr<mode>3_iwmmxt): This new pattern.
11257 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11258 (ashl<mode>3_iwmmxt): This new pattern.
11259 * config/arm/neon-docgen.ml: New file. Generate documentation for
11261 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11262 * config/arm/arm_neon.h: New (autogenerated).
11263 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11265 * config/arm/neon.md: New file. Define NEON instructions.
11266 * config/arm/neon.ml: New file. Abstract description of NEON
11267 instructions, used to generate arm_neon.h header, documentation and
11269 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11270 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11272 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11274 (ARM NEON Intrinsics): New subsection.
11275 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11277 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11279 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11282 2007-07-24 Jan Hubicka <jh@suse.cz>
11284 * regclass.c (move_table): New type.
11285 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11286 (init_move_cost): Break out from ...
11287 (init_reg_sets_1): ... here; simplify computation of
11288 have_regs-of_mode and contains_reg_of_mode.
11289 (record_reg_classes): Unswitch internal loops.
11290 (copy_cost): Trigger lazy initialization of move cost
11291 (record_address_regs): Likewise.
11293 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11295 * config/darwin.c (darwin_override_options): Don't force on
11296 flag_var_tracking_uninit when no debug info is requested.
11298 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11300 * cfgloop.c (init_loops_structure): New function.
11301 (flow_loops_find): Create root of the loop tree unconditionally.
11303 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11305 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11307 2007-07-24 Jan Hubicka <jh@suse.cz>
11309 * caller-save.c: Include ggc.h, gt-caller-save.h
11310 (reg_save_code, reg_restore_code): Rename to ...
11311 (cached_reg_save_code, cached_reg_restore_code): ... those.
11312 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11313 (reg_save_code, reg_restore_code): New functions.
11314 (init_caller_save): Do not intialize
11315 reg_save_code/reg_restore_code tables.
11316 * Makefile.in: (gt-caller-save.h): New.
11318 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11320 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11321 with the mode of the original operand instead of
11324 2007-07-23 Jan Hubicka <jH@suse.cz>
11326 * i386.c (ix86_secondary_memory_needed): Break out to...
11327 (inline_secondary_memory_needed): ... here.
11328 (ix86_memory_move_cost): Break out to ...
11329 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11330 maximum of input and output; fix handling of Q_REGS on 64bit.
11331 (ix86_secondary_memory_needed): Microoptimize.
11333 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11335 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11336 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11337 stmts_from_loop, known_dependences_p, build_rdg): New.
11338 * tree-data-ref.h: Depends on graphds.h.
11339 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11340 (build_rdg): Declared.
11341 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11343 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11345 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11348 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11349 Jakub Jelinek <jakub@redhat.com>
11351 PR middle-end/PR28690
11352 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11354 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11355 and MEM_POINTER operands over REG and MEM operands.
11356 (swap_commutative_operands_p): Change return value to bool.
11357 * rtl.h: Update the corresponding prototype.
11358 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11359 instead of gen_rtx_PLUS.
11360 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11361 value to bool. Change function arguments to rtx's and update code
11363 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11364 calls to match the new declaration.
11365 * simplify-rtx.c (simplify_associative_operation): Don't
11366 reorder simplify_binary_operation arguments.
11368 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11370 * config/mips/mips.c (override_options): Use mips_costs to derive
11371 the default branch cost.
11372 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11374 * config/mips/mips.opt (mbranch-cost=): New option.
11375 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11377 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11379 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11380 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11381 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11382 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11384 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11386 * config/mips/constraints.md (ks): New constraint.
11387 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11388 (*add<mode>3_mips16): ...here.
11390 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11392 * optabs.h (enum optab_index): Add new OTI_signbit.
11393 (signbit_optab): Define corresponding macro.
11394 (enum insn_code signbit_optab[]): Remove array.
11395 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11396 (expand_copysign_absneg): If back end provides signbit insn, use it
11397 instead of bit operations on floating point argument.
11398 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11399 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11400 for availability of signbit insn.
11402 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11403 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11404 SSE mode is not active.
11405 (isinf<mode>2): Disable for mfpmath=sse,387.
11407 2007-07-22 Ben Elliston <bje@au.ibm.com>
11409 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11411 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11413 2007-07-20 Richard Guenther <rguenther@suse.de>
11415 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11416 integral typed condition.
11417 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11418 booleanness. Only preserve conversions from a non-base
11419 type to a base type, not in general between types with
11420 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11421 * tree.def (COND_EXPR): Document that the condition
11422 can be of any integral type.
11424 2007-07-20 Nigel Stephens <nigel@mips.com>
11425 Richard Sandiford <richard@codesourcery.com>
11427 * config/mips/mips.h (mips_dwarf_regno): Declare.
11428 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11429 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11430 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11431 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11432 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11433 (REG_CLASS_NAMES): Update accordingly.
11434 * config/mips/mips.c (mips_dwarf_regno): New array.
11435 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11436 (mips_subword): Remove special handling for accumulator registers.
11437 (override_options): Initiailize mips_dwarf_regno. Remove use
11439 (mips_swap_registers): New function.
11440 (mips_conditional_register_usage): Swap accumulator registers
11441 around if TARGET_LITTLE_ENDIAN.
11442 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11443 * config/mips/constraints.md (h, l): Use the endianness to choose
11444 between MD0_REG and MD1_REG.
11445 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11446 alternative-dependent template.
11448 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11450 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11453 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11455 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11456 predecessor fallthru flags.
11458 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11460 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11461 of compare to the same type.
11462 * cfgloopmanip.c (add_loop): Update information about loop exits.
11463 (loop_version): Remove the innermost loop requirement.
11464 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11465 to sizetype for pointers.
11467 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11469 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11470 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11471 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11473 * config/dfp-bit.c: Empty for TFmode conversions.
11475 2007-07-18 Caroline Tice <ctice@apple.com>
11477 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11478 and handle them correctly; check that src is not NULL before
11480 (find_src_set_src): Likewise.
11482 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11484 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11485 (struct alignment_context, init_alignment_context): New.
11486 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11487 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11488 (XCHAL_HAVE_S32C1I): Likewise.
11489 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11490 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11491 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11492 (ATOMIC, HQI): New macros.
11493 (memory_barrier, *memory_barrier): New.
11494 (sync_lock_releasesi): New.
11495 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11496 (sync_lock_test_and_set<mode>): New.
11497 (sync_<atomic><mode>): New.
11498 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11499 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11500 (xtensa_expand_atomic): New.
11502 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11506 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11507 transformation for builtin ISNORMAL.
11508 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11509 * builtins.def (BUILT_IN_ISNORMAL): New.
11510 * doc/extend.texi: Document isnormal.
11512 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11516 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11517 optabs infrastructure. Provide generic implementation for
11519 (expand_builtin): Handle FINITE/ISFINITE.
11520 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11521 (fold_builtin_1): Likewise.
11523 * builtins.def (BUILT_IN_ISFINITE): New.
11525 * doc/extend.texi: Document isfinite.
11527 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11530 PR middle-end/20558
11532 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11533 generic fallback for isinf.
11534 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11535 calculation code ...
11536 * real.c (get_max_float): ... to here.
11537 * real.h (get_max_float): New.
11539 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11541 PR middle-end/32668
11543 * builtin-attrs.def (ATTR_TYPEGENERIC,
11544 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11546 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11547 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11548 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11549 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11551 * c-common.c (handle_type_generic_attribute): New.
11552 (c_common_attribute_table): Add "type generic".
11554 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11556 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11558 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11559 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11562 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11565 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11566 checking that the operand is an expression.
11568 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11569 Danny Smith <dannysmith@users.sourceforge.net>
11572 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11573 file mapping object in local namespace if Windows version later
11576 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11578 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11579 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11580 arm_cannot_force_const_mem.
11581 (arm_cannot_force_const_mem): New function.
11582 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11583 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11584 of arm_tls_referenced_p.
11585 * config/arm/arm.md (movsi): Split out-of-section constants when
11586 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11587 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11589 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11591 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11593 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11595 * config/mips/mips.md (*extendqihi2): Convert the destination
11598 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11600 * config/pa/fptr.c: Update license header.
11601 * config/pa/milli64.S: Likewise.
11603 2007-07-17 Nick Clifton <nickc@redhat.com>
11605 * COPYING_v3: New file. Contains version 3 of the GNU General
11607 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11608 Lesser General Public License.
11609 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11610 the GNU General Public License.
11612 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11614 PR rtl-optimization/32773
11615 * cfglayout.c (force_one_exit_fallthru): New function.
11616 (cfg_layout_finalize): Use it.
11618 2007-07-16 Richard Guenther <rguenther@suse.de>
11619 Uros Bizjak <ubizjak@gmail.com>
11621 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11622 before forcing it to gimple operand.
11624 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11625 David Ung <davidu@mips.com>
11627 * config/mips/mips.h (TUNE_24K): Define.
11628 (TUNE_MACC_CHAINS): Add TUNE_24K.
11629 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11631 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11632 (r74k_int_madd): .. this new reservation.
11633 (define_bypass): Fixed bypasses for r74k_int_madd to use
11634 mips_linked_madd_p.
11635 * config/mips/24k.md (define_bypass): Define new
11636 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11638 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11639 Nigel Stephens <nigel@mips.com>
11641 * config/mips/mips.md: Include 20kc.md.
11642 * config/mips/20kc.md: New file.
11643 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11644 (mips_adjust_cost): Tweak for 20Kc.
11645 (mips_issue_rate): Likewise.
11646 * config/mips/mips.h (TUNE_20KC): Define.
11648 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11650 * config/rs6000/rs6000.c (struct processor_cost): Add
11651 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11653 (*_cost): Add cache information.
11654 (rs6000_override_options): Set cache parameters.
11656 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11659 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11660 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11662 2007-07-16 Paul Brook <paul@codesourcery.com>
11665 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11666 (cirrus_thumb2_movsi_insn): Ditto.
11668 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11670 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11671 CR2_REGNO to R_CR2.
11673 2007-07-15 Andrew Haley <aph@redhat.com>
11675 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11676 before looking in the context.
11678 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11680 PR middle-end/32398
11681 PR middle-end/32769
11682 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11683 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11684 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11685 (pa_output_function_prologue): Use rp_saved and
11686 current_function_is_leaf to generate .CALLINFO statement.
11687 (hppa_expand_prologue): Set rp_saved.
11688 (hppa_expand_epilogue): Use rp_saved.
11689 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11690 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11692 2007-07-14 Dirk Mueller <dmueller@suse.de>
11694 * omega.c (coalesce): Fix memory leak on early exit.
11695 * matrix-reorg.c (check_allocation_function): Likewise.
11696 * tree-vect-transform.c (vect_get_new_vect_var): free result
11698 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11699 pass pointer to edge vector
11700 (partition_hot_cold_basic_blocks): Fix memory leak.
11701 * collect2.c (prefix_from_string): Free temporary storage.
11702 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11704 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11706 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11707 (DO_GLOBAL_DTORS_BODY): Likewise.
11709 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11710 Nigel Stephens <nigel@mips.com>
11712 * config/mips/mips.c (mips_classify_symbol): Don't return
11713 SYMBOL_SMALL_DATA for constant pool addresses if
11714 TARGET_EMBEDDED_DATA is true.
11716 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11718 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11719 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11720 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11721 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11722 __builtin_ia32_storehps, __builtin_ia32_storelps,
11723 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11724 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11725 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11726 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11727 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11728 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11729 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11730 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11731 using def_builtin_const.
11733 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11735 PR tree-optimization/32705
11736 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11737 (simplify_binary_expression): Use SSA_VAL consistently.
11739 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11741 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11742 (SPEFSCR_REGNO): Delete definition.
11743 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11744 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11745 * config/rs6000/rs6000.h: Do not define *_REGNO.
11746 LINK_REGISTER_REGNUM -> LR_REGNO.
11747 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11748 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11749 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11750 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11751 R_VRSAVE, R_VSCR. Use them.
11752 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11753 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11754 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11755 * config/rs6000/aix.h: Define R_LR. Use it.
11757 2007-07-13 Caroline Tice <ctice@apple.com>
11759 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11760 flag_var_tracking is explicitly turned off (i.e. when variable
11761 tracking is not feasible); otherwise, turn flag_var_tracking on when
11762 flag_var_tracking_uninit is on.
11763 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11764 note definitions, to allow recording of initialization status in the
11766 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11767 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11768 determine if two note locations are equal.
11769 (output_loc_list): Don't output list entries whose start & end labels
11771 (reg_loc_descriptor): Add parameter for initialization status; pass it
11772 to other loc descriptor functions.
11773 (one_reg_loc_descriptor): Add parameter for initialization status;
11774 check its value and add DW_OP_GNU_uninit to returned loc descr if
11776 (multiple_reg_loc_descriptor): Add parameter for initialization
11778 pass init status argument to other loc descriptor functions; check
11779 value of intialization parameter and add DW_OP_GNU_uninit to returned
11780 loc descr if appropriate.
11781 (based_loc_descr): Add parameter for initialization status; add new
11782 variable for return value; check value of initialization parameter and
11783 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11784 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11785 pass init status argument to other loc descriptor functions; check
11786 value of intialization parameter and add DW_OP_GNU_uninit to returned
11787 loc descr if appropriate.
11788 (mem_loc_descriptor): Likewise.
11789 (concat_loc_descriptor): Likewise.
11790 (concatn_loc_descriptor): Likewise.
11791 (loc_descriptor): Add parameter for initialization status; pass it as
11792 argument to other loc descriptor function calls.
11793 (loc_descriptor_from_tree_1): Add appropriate initialization status
11794 to loc descriptor function calls.
11795 (add_location_or_const_value_attribute): Get initialization status
11796 from VAR_LOCATION note; add initialization status to loc descriptor
11798 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11799 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11800 status is uninitialized, add "[uninint]" to output.
11801 * common.opt (fvar-tracking-uninit): New option, similar to
11802 fvar-tracking, to turn on tracking of uninitialized variables; creates
11803 a new global flag, flag_var_tracking_uninit.
11804 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11805 (enum var_init_status): New type, for var initialization status field.
11806 * var-tracking.c (struct location_chain_def): Two new fields, init,
11807 for initialization status, and set_src for the assignment value expr.
11808 (unshare_variable): New parameter for initialization status;
11809 initialize new init and set_src fields.
11810 (var_reg_set): New parameters for initialization status and value;
11811 pass them to set_variable_part.
11812 (var_mem_set): Likewise.
11813 (get_init_value): New function.
11814 (var_reg_delete_and_set): New initialization status & value
11815 parameters; add call to get_init_value if status is unknown; pass new
11816 parameters to clobber_variable_part and var_reg_set.
11817 (var_mem_delete_and_set): Likewise.
11818 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11819 (var_mem_delete): Likewise.
11820 (variable_union): Pass status to unshare_variable; initialize new init
11821 and set_src fields. If flag_var_tracking_uninit is not set, force
11822 status to initialized.
11823 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11824 used later to get the set_src value.
11825 (find_src_status): New function.
11826 (find_src_set_src): New function.
11827 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11828 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11829 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11830 and var_mem_delete_and_set.
11831 (dump_variable): Print out "[uninit]" if appropriate.
11832 (set_variable_part): Add new initialization and set_src parameters;
11833 pass status to unshare_variable; set node->init and node- >set_src
11834 fields and modify slot in hash table appropriately; save the init and
11835 set_src values if appropriate and assign to the new node.
11836 (clobber_variable_part): New set_src parameter; if two nodes have
11837 same variable and same location but different set_src (assignment)
11838 values, clobber old node.
11839 (delete_variable_part): Pass init status to unshare_variable.
11840 (emit_note_insn_var_location): Add initialized var; assign var's init
11841 status to new 'initialized'; pass new init status field to calls to
11842 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11843 status to initialized.
11844 (emit_notes_in_bb): Pass initialization status to calls to
11845 var_reg_set, var_mem_set, var_reg_delete_and_set and
11846 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11847 var_reg_delete_and_set and var_mem_delete_and_set; call
11848 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11849 make up for change in add_stores.
11850 (vt_add_function_parameters): Add status to calls to
11852 * config/darwin.c (darwin_override_options): Turn on uninitialized
11853 tracking automatically, if var_tracking is on and the system is
11856 2007-07-13 Sa Liu <saliu@de.ibm.com>
11858 * config.gcc: Add options for arch and tune on SPU.
11859 * config/spu/predicates.md: Add constant operands 0 and 1.
11860 * config/spu/spu-builtins.def: Add builtins for double precision
11861 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11862 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11864 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11866 * config/spu/spu-protos.h: Add new function prototypes.
11867 * config/spu/spu.c (spu_override_options): Check options -march and
11869 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11870 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11872 (spu_const_from_int): New. Create a vector constant from 4 ints.
11873 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11874 (spu_emit_vector_compare): New. Emit vector compare.
11875 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11876 * config/spu/spu.h: Add options -march and -mtune. Define processor
11877 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11878 CANONICALIZE_COMPARISON.
11879 * config/spu/spu.md: Add new insns for double precision compare
11880 and double precision vector compare. Add vcond and smax/smin patterns
11881 to enable DFmode vector conditional expression.
11882 * config/spu/spu.opt: Add options -march and -mtune.
11883 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11884 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11885 both CELL and CELLEDP targets: spu_testsv.
11886 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11889 2007-07-13 Richard Guenther <rguenther@suse.de>
11891 PR tree-optimization/32721
11892 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11893 TREE_THIS_VOLATILE on the folded reference.
11894 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11895 if the array reference has TREE_THIS_VOLATILE set.
11897 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11900 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11902 2007-07-13 Andreas Schwab <schwab@suse.de>
11904 * gengtype-lex.l: Allow declarations to be indented.
11906 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11908 * ginclude/tgmath.h: New.
11909 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11910 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11911 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11912 * configure: Regenerate.
11914 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11916 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11917 correct index when setting register save state for xd
11920 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11922 * config/sh/sh.c (mark_use): Remove.
11924 2007-07-12 Paul Brook <paul@codesourcery.com>
11926 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11927 reg does not overlap return value.
11929 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11931 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11932 (set_expression_vuses): Ditto.
11933 (init_pre): Initialize expression_vuses.
11935 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11937 * config/i386/sse.md (storentdf, storentsf): New.
11939 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11941 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11943 * tree.c (build_decl_stat): Move code from here...
11944 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11945 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11946 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11947 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11948 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11951 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11952 Devang Patel <dpatel@apple.com>
11954 PR tree-optimization/25413
11955 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11956 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11957 * tree.h (contains_packed_reference): New.
11958 * expr.c (contains_packed_reference): New.
11959 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11960 (vect_enhance_data_refs_alignment): Call
11961 vector_alignment_reachable_p.
11962 * target.h (vector_alignment_reachable): New builtin.
11963 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11964 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11965 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11967 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11969 * target.h (builtin_vectorization_cost): Add new target builtin.
11970 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11971 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11972 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11973 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11974 uninitialized variables.
11975 * tree-vect-transform.c (cost_for_stmt): New function.
11976 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11977 using cost 1 for all scalar stmts. Be less conservative when
11978 estimating the number of prologue/epulogue iterations. Call
11979 targetm.vectorize.builtin_vectorization_cost. Return
11980 min_profitable_iters-1.
11981 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11982 initialization cost instead of TARG_VEC_STMT_COST. Use
11983 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11984 epilogue code. Fix epilogue cost computation.
11985 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11986 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11987 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11988 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11989 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11990 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11992 2007-07-12 Richard Guenther <rguenther@suse.de>
11994 * gimplify.c (gimplify_conversion): Make sure that the result
11995 from maybe_fold_offset_to_reference is trivially convertible
11996 to the desired type before doing the simplification.
11997 (gimplify_expr): Likewise.
11998 * fold-const.c (fold_binary): Use the correct types for
11999 building the simplified expression.
12001 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12003 PR rtl-optimization/32729
12004 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12005 that fallthru to exit.
12007 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12009 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12010 (symDTPOFF2reg): Likewise.
12012 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12014 PR tree-optimization/32663
12016 * tree.h (VALUE_HANDLE_VUSES): Remove.
12017 (struct tree_value_handle): Remove vuses.
12019 * tree-vn.c (create_value_handle_for_expr): Don't set
12020 VALUE_HANDLE_VUSES.
12022 * tree-ssa-pre.c (expression_vuses): New.
12023 (alloc_expression_id): Set up expression_vuses.
12024 (get_expression_vuses): New.
12025 (set_expression_vuses): Ditto.
12026 (clear_expression_ids): Modify for expression_vuses.
12027 (phi_translate_1): Ditto.
12028 (phi_translate_set): Ditto.
12029 (value_dies_in_block_x): Ditto
12030 (valid_in_sets): Ditto.
12031 (add_to_sets): Ditto.
12032 (find_existing_value_expr): Ditto.
12033 (create_value_handle_for_expr): Ditto.
12034 (make_values_for_stmt): Ditto.
12035 (vuse_equiv): Remove.
12037 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12039 * Makefile.in (mostlyclean): Remove object files.
12041 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12043 * toplev.c (no_new_pseudos): Deleted.
12044 * rtl.h (no_new_pseudos): Deleted.
12045 * tree-pass.h (pass_no_new_pseudos): Deleted.
12046 * passes.c (pass_no_new_pseudos): Deleted.
12047 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12048 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12049 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12051 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12052 * rtlhooks.c (gen_lowpart_general): Ditto.
12053 * optabs.c (prepare_operand): Ditto.
12054 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12056 * modulo-sched.c (rest_of_handle_sms): Ditto.
12057 * see.c (rest_of_handle_see): Ditto.
12058 * ifcvt.c (if_convert): Ditto.
12059 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12061 * init-regs.c (gate_initialize_regs): Deleted set of
12063 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12064 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12065 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12067 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12070 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12071 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12072 (*vec_extractv2di_1_rex64): New insn pattern.
12074 2007-07-11 David Daney <ddaney@avtrex.com>
12076 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12077 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12078 for SIGNAL_UNWIND_RETURN_COLUMN.
12079 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12080 (DWARF_FRAME_REGNUM): Rewrite.
12081 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12083 2007-07-11 Nick Clifton <nickc@redhat.com>
12085 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12086 delta and use gen_int_mode in place of GET_INT instead.
12088 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12090 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12093 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12095 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12096 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12098 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12099 (USE_CANONICAL_TYPES): New.
12100 * doc/invoke.texi (verify-canonical-types): Remove.
12101 (use-canonical-types): Add.
12103 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12105 * config/spu/spu.c (spu_optimization_options): Remove setting of
12106 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12107 (spu_override_options): Move it here.
12109 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12111 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12112 * config/mips/mips.c (mips_cpu_info_table): Mention
12113 MIPS_ISA_LEVEL_SPEC in the comment.
12115 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12117 PR tree-optimization/32713
12118 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12120 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12122 PR middle-end/30482
12123 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12124 conditional to flag_isoc99.
12125 (c_common_init_options): Do it here, unconditionally.
12127 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12129 PR tree-optimization/32589
12130 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12131 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12132 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12133 predicate, extracted from...
12134 (set_rhs): ...here. Call it for the expression on entry.
12135 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12136 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12137 (simplify_binary_expression): Use valid_gimple_expression_p
12138 to validate the simplification.
12139 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12141 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12143 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12144 DWARF2_DEBUG on 32 bit target too.
12145 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12147 2007-07-11 Nick Clifton <nickc@redhat.com>
12149 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12150 version for 64-bit hosts.
12152 2007-07-10 David Daney <ddaney@avtrex.com>
12154 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12156 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12158 * config/mips/mips.c (mips_expand_synci_loop): New function.
12159 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12160 (UNSPEC_RDHWR): Same.
12161 (UNSPEC_SYNCI): Same.
12162 (UNSPEC_SYNC): Same.
12163 (clear_cache): New expand.
12167 (clear_hazard): Same.
12168 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12170 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12171 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12173 2007-07-10 Ian Lance Taylor <iant@google.com>
12175 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12178 2007-07-10 David Daney <ddaney@avtrex.com>
12180 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12181 * builtins.c (expand_builtin___clear_cache): New function.
12182 (expand_builtin): Call expand_builtin___clear_cache for
12183 BUILT_IN_CLEAR_CACHE case.
12184 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12185 * doc/md.texi (clear_cache): Document new instruction pattern.
12186 * testsuite/gcc.dg/builtins-64.c: New test.
12188 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12190 * config/cris/cris.md ("movsi"): Fix typo in last change.
12192 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12195 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12197 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12198 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12199 for FUNCTION_DECLs. Don't use align_functions_log if
12201 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12202 even for FUNCTION_DECLs.
12203 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12205 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12206 (DECL_FUNCTION_CODE): Update for new location and name of
12208 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12209 (struct tree_decl_common): Move 'align' and 'off_align' out
12210 of union, ensure they're still on a 32-bit boundary. Remove
12211 other fields in union 'u1'.
12212 (struct tree_function_decl): Add field 'function_code' replacing
12213 'u1.f' in tree_decl_common.
12214 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12215 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12216 (Variable Attributes): Cross-reference 'aligned' attribute
12217 to Function Attributes.
12218 * flags.h (force_align_functions_log): Delete.
12219 * toplev.c (force_align_functions_log): Delete.
12221 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12224 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12225 (*vec_concatv2di_rex): New insn pattern.
12227 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12230 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12232 2007-07-10 Ian Lance Taylor <iant@google.com>
12234 Replace no_new_pseudos in backends.
12235 * rtl.h (can_create_pseudo_p): Define.
12236 * config/darwin.c (machopic_indirect_data_reference): Use
12237 can_create_pseudo_p () instead of no_new_pseudos.
12238 (machopic_indirect_data_reference): Likewise.
12239 (machopic_legitimize_pic_address): Likewise.
12240 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12241 (alpha_emit_set_const_1): Likewise.
12242 (alpha_emit_set_const): Likewise.
12243 (alpha_emit_conditional_move): Likewise.
12244 (alpha_split_conditional_move): Likewise.
12245 * config/alpha/alpha.md (various splitters): Likewise.
12247 * config/arm/arm.c (legitimize_pic_address): Likewise.
12248 (arm_load_pic_register): Likewise.
12249 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12250 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12251 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12252 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12253 * config/cris/cris.md (movsi): Likewise.
12254 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12255 (symGOTOFF2reg_hilo): Likewise.
12256 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12257 * config/h8300/h8300.md (insv, extzv): Likewise.
12258 * config/i386/i386.c (ix86_expand_move): Likewise.
12259 (ix86_expand_vector_move): Likewise.
12260 (ix86_prepare_fp_compare_args): Likewise.
12261 (ix86_expand_carry_flag_compare): Likewise.
12262 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12263 (tls_dynamic_gnu2_combine_32): Likewise.
12264 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12265 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12266 (ia64_expand_movxf_movrf): Likewise.
12267 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12268 (m32c_split_move): Likewise.
12269 (m32c_expand_insv): Likewise.
12270 * config/m68k/m68k.md (movsi): Likewise.
12271 * config/mips/mips.c (mips_force_temporary): Likewise.
12272 (mips_split_symbol): Likewise.
12273 (mips_move_integer): Likewise.
12274 (mips_legitimize_const_move): Likewise.
12275 * config/mn10300/mn10300.md (movsi): Likewise.
12276 * config/pa/pa.c (emit_move_sequence): Likewise.
12277 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12278 (rs6000_got_register): Likewise.
12279 (create_TOC_reference): Likewise.
12280 (rs6000_machopic_legitimize_pic_address): Likewise.
12281 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12282 (various splitters): Likewise.
12283 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12284 (movsi_got): Likewise.
12285 * config/s390/s390.c (emit_symbolic_move): Likewise.
12286 * config/s390/s390.md (movhi, movqi): Likewise.
12287 (load_multiple, store_multiple): Likewise.
12288 * config/score/score.c (score_force_temporary): Likewise.
12289 * config/sh/sh.c (prepare_move_operands): Likewise.
12290 (prepare_cbranch_operands): Likewise.
12291 (emit_fpu_switch): Likewise.
12292 (fpscr_set_from_mem): Likewise.
12293 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12294 (adddi3, subsi3): Likewise.
12295 (various splitters): Likewise.
12296 (divsi_inv_fp_combine): Likewise.
12297 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12298 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12300 * config/sh/predicates.md (xor_operand): Likewise.
12301 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12302 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12303 (movdi_pic_label_ref): Likewise.
12304 * config/spu/spu.c (spu_split_immediate): Likewise.
12305 * config/alpha/alpha.md (various splitters): Remove test
12306 !no_new_pseudos || reload_completed.
12307 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12309 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12310 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12311 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12312 * config/score/score.c (th_output_mi_thunk): Likewise.
12313 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12314 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12316 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12318 PR rtl-optimization/32664
12319 * mode-switching.c (create_pre_exit): Skip barrier insns.
12321 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12323 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12324 force_gimple_operand_bsi.
12325 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12326 rewrite_use_compare): Ditto.
12327 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12329 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12330 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12331 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12332 * tree-profile.c (prepare_instrumented_value,
12333 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12334 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12335 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12336 tree_gen_ior_profiler): Ditto.
12337 * tree-ssa-reassoc.c (negate_value): Ditto.
12338 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12339 Use force_gimple_operand_bsi.
12340 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12341 * tree-if-conv.c (add_to_dst_predicate_list,
12342 find_phi_replacement_condition): Ditto.
12343 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12344 Call mark_symbols_for_renaming for new statements.
12345 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12347 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12349 * cfghooks.c (remove_edge): New function.
12350 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12352 * cfghooks.h (remove_edge): Declare.
12353 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12354 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12356 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12358 * optabs.h: Added declaration for signbit_optab.
12359 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12360 * genoptinit.c (optabs): Added entry for signbit insns.
12361 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12362 insn, if available.
12363 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12364 * config/s390/s390.md (signbit<mode>2): New expander.
12366 2007-07-09 Richard Guenther <rguenther@suse.de>
12368 PR middle-end/32698
12369 * fold-const.c (fold_plusminus_mult_expr): Move constant
12370 arguments second to allow decomposing.
12372 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12375 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12377 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12378 Disregard DECL_FROM_INLINE.
12380 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12383 * doc/invoke.texi: Add ftree-reassoc flag.
12384 * common.opt (ftree-reassoc): New flag.
12385 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12386 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12388 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12390 PR tree-optimization/32681
12391 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12392 saved in second_edge->aux when first_bb is a loop header.
12394 2007-07-09 Jan HUbicka <jh@suse.cz>
12396 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12398 2007-07-09 Richard Guenther <rguenther@suse.de>
12400 * c-decl.c (start_function): Do not promote return type.
12402 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12404 * function.c (do_warn_unused_parameter): Do not warn if
12405 TREE_NO_WARNING is set.
12407 2007-07-08 Andreas Schwab <schwab@suse.de>
12409 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12411 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12414 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12416 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12417 apply to assembly language, too.
12418 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12420 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12422 Revert (note the sccvn portions are *not* reverted)
12423 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12425 Fix PR tree-optimization/23488
12427 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12429 * tree-flow-inline.h (get_value_handle): Ditto.
12430 * tree-ssa-pre.c (decl_vh_map): New.
12431 (decl_node_pool): New.
12432 (can_value_number_operation): Support DECL_P.
12433 (can_PRE_operation): Ditto.
12434 (create_expression_by_pieces): Ditto.
12435 (find_existing_value_expr): Modify to differnetiate between
12436 addressing and top level.
12437 (create_value_handle_for_expr): Handle DECL's.
12438 (poolify_tree): Ditto.
12439 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12440 (make_values_for_stmt): Handle DECL's properly.
12441 (init_pre): Reorg to not init useless things during FRE.
12443 * tree-flow.h: Include pointer-set.h.
12444 (decl_vh_map): Declare.
12445 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12447 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12449 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12450 the constraint description.
12451 * doc/md.texi: Update documentation of AVR constraints.
12453 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12455 * auto-inc-dec.c, config/arm/arm.c,
12456 config/m32r/constraints.md, config/mips/mips.md,
12457 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12458 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12459 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12460 typos. Follow spelling conventions.
12461 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12463 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12464 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12466 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12467 realloc_vuse): Remove.
12468 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12471 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12473 Fix PR tree-optimization/23488
12475 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12476 (try_to_simplify): Ditto.
12477 (visit_use): Ditto.
12478 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12480 * tree-flow-inline.h (get_value_handle): Ditto.
12481 * tree-ssa-pre.c (decl_vh_map): New.
12482 (decl_node_pool): New.
12483 (can_value_number_operation): Support DECL_P.
12484 (can_PRE_operation): Ditto.
12485 (create_expression_by_pieces): Ditto.
12486 (find_existing_value_expr): Modify to differnetiate between
12487 addressing and top level.
12488 (create_value_handle_for_expr): Handle DECL's.
12489 (poolify_tree): Ditto.
12490 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12491 (make_values_for_stmt): Handle DECL's properly.
12492 (init_pre): Reorg to not init useless things during FRE.
12494 * tree-flow.h: Include pointer-set.h.
12495 (decl_vh_map): Declare.
12496 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12498 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12500 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12501 apply to assembly language, too.
12502 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12504 2007-07-06 Ian Lance Taylor <iant@google.com>
12505 Zack Weinberg <zackw@panix.com>
12507 PR middle-end/32441
12508 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12510 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12512 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12513 (prefetch): Likewise if "pref" would be used.
12515 2007-07-06 Josh Conner <jconner@apple.com>
12517 PR middle-end/32602
12518 PR middle-end/32603
12519 * calls.c (store_one_arg): Handle arguments which are partially
12520 on the stack when detecting argument overlap.
12522 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12524 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12525 chosen during find_reloads.
12527 2007-07-06 Richard Guenther <rguenther@suse.de>
12529 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12530 TYPE_ARG_TYPES for verification of argument types. Use
12531 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12532 parameters as variable arguments.
12534 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12536 * libgcc2.h (word_type): Type definition removed.
12537 (cmp_return_type, shift_count_type): Type definitions added.
12538 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12539 replaced with shift_count_type.
12540 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12542 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12543 changed from word_type to Wtype.
12544 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12545 replaced with shift_count_type.
12546 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12548 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12549 and libgcc_shift_count attribute added.
12550 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12551 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12552 (TARGET_INITIALIZER): New target hooks added.
12553 * targhooks.c (default_libgcc_cmp_return_mode,
12554 default_libgcc_shift_count_mode): Default implementations for the new
12555 target hooks added.
12556 * targhooks.h (default_libgcc_cmp_return_mode,
12557 default_libgcc_shift_count_mode): Function prototypes added.
12558 * target.h (struct gcc_target): Fields for the new target hooks added.
12559 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12561 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12564 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12565 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12567 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12568 s390_libgcc_shift_count_mode): Functions added.
12569 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12570 Target hooks defined.
12572 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12574 * config/mips/mips.c (compute_frame_size): Restore the original
12575 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12576 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12577 Document why the difference is needed.
12579 2007-07-06 Richard Guenther <rguenther@suse.de>
12581 * c-common.c (boolean_increment): Use correctly typed
12584 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12586 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12587 the topmost argument register is not also included in the save mask.
12588 (mips16e_collect_argument_save_p): Take a pointer to the argument
12589 register, rather than a pointer to the number of arguments.
12590 (mips16e_collect_argument_saves): Only include argument saves
12591 that aren't in the register mask.
12593 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12595 PR rtl-optimization/32450
12596 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12597 to ensure that instructions are not moved into the prologue when
12598 profiling is on. Remove unused prologue_end variable.
12599 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12600 as a scheduling barrier.
12602 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12605 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12606 Disregard DECL_FROM_INLINE.
12608 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12610 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12611 IORing with a constant.
12613 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12615 PR rtl-optimization/32475
12616 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12617 for every definition of the stack pointer.
12619 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12621 * arm.c (vfp3_const_double_index): Copy signed results of
12622 REAL_VALUE_TO_INT into unsigned vars.
12624 2007-07-05 Richard Guenther <rguenther@suse.de>
12626 PR middle-end/32639
12627 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12629 * tree-ssa.c (useless_type_conversion_p): Check canonical
12632 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12634 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12635 zero_extendhisi2): Change to define_insn_and_split.
12636 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12638 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12640 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12641 pass_match_asm_constraints): New.
12642 * passes.c (init_optimization_passes): Add new pass.
12643 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12644 * function.h (struct function): Add has_asm_statement bit.
12645 (current_function_has_asm_statement): New.
12646 * tree-pass.h (pass_match_asm_constraints): New.
12648 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12650 * config/mips/mips.c (mips_file_start): Avoid declaration
12653 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12655 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12657 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12659 * rtl.def (NOTE): Change print format string to print
12660 operand 5 as a note insn name.
12662 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12663 David Ung <davidu@mips.com>
12665 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12666 * doc/invoke.texi: (MIPS Options): Document them.
12668 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12669 David Ung <davidu@mips.com>
12671 Add support for SmartMIPS ASE.
12673 * optabs.c (expand_binop_directly): New, broken out from...
12674 (expand_binop): Here. Make it try rotating in the other
12675 direction even when the second operand isn't constant.
12676 * config/mips/mips.md (*lwxs): New.
12677 * config/mips/mips.opt (msmartmips): New.
12678 * config/mips/mips.c (mips_lwxs_address_p): New.
12679 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12680 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12681 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12682 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12683 (ISA_HAS_LWXS): New.
12684 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12685 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12686 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12687 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12688 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12689 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12690 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12692 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12694 * tree-vectorizer.c (new_loop_vec_info): Initialize
12695 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12696 * tree-vectorizer.h (_loop_vec_info): Added new filed
12697 min_profitable_iters.
12698 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12699 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12700 * tree-vect-analyze.c (vect_analyze_operations): Set
12701 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12702 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12703 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12704 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12705 and prologue cost to after they are computed.
12706 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12707 TARG_VEC_STMT_COST.
12708 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12709 of creating vectors from scalars according to dt.
12710 (vect_model_store_cost): Likewise.
12711 (vectorizable_call): Use dt array instead of scalar dt. Call
12712 vect_model_simple_cost with additional argument dt.
12713 (vectorizable_assignment): Likewise.
12714 (vectorizable_operation): Likewise.
12715 (vectorizable_type_demotion): Likewise.
12716 (vectorizable_type_promotion): Likewise.
12717 (vectorizable_store): Use dt array instead of scalar dt. Call
12718 vect_model_store_cost with additional argument dt.
12719 (vect_do_peeling_for_loop_bound): Don't call
12720 vect_estimate_min_profitable_iters. Instead, lookup
12721 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12722 "may not be profitable".
12724 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12727 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12728 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12729 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12730 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12732 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12734 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12735 addressing modes cheaper.
12737 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12739 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12740 (dw_ranges_struct): Rename block_num to num. Adjust.
12741 (dw_ranges_by_label_struct): New.
12742 (ranges_by_label, ranges_by_label_allocated,
12743 ranges_by_label_in_use): New variables.
12744 (add_ranges_num): Factored most of the code out of...
12745 (add_ranges): ... this one. Rewrite in terms of the former.
12746 (add_ranges_by_labels): New.
12747 (output_ranges): Output by-label ranges.
12748 (dwarf2out_finish): Output range for multiple-section
12749 compile_unit. Output standard DW_AT_low_pc in addition to
12750 unexpected DW_AT_entry_pc.
12752 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12754 PR tree-optimization/32604
12755 PR tree-optimization/32606
12757 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12758 (compute_antic_safe): Removed.
12759 (ANTIC_SAFE_LOADS): Ditto.
12760 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12761 (execute_pre): Don't call compute_antic_safe.
12762 (vuse_equiv): New function.
12763 (make_values_for_stmt): Use it
12764 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12767 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12770 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12771 rather than a decl.
12772 (avr_attribute_table): Make "naked" attribute apply to function types
12773 rather than to decls.
12774 (avr_handle_fntype_attribute): New function.
12776 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12778 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12781 2007-07-04 David Ung <davidu@mips.com>
12782 Joseph Myers <joseph@codesourcery.com>
12784 * config/mips/mips.md (type): Add logical, signext and move.
12785 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12786 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12787 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12788 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12789 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12790 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12791 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12792 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12793 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12794 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12795 movv2sf_hardfloat_64bit): Use the new types.
12796 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12797 *movdf_softfloat, *movdf_mips16): Use "multi".
12798 (extendqihi2): Replace with a define_expand.
12799 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12800 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12801 * config/mips/74k.md (r74k_int_logical): New reservation and
12803 (r74k_int_arith): Remove "slt".
12804 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12805 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12806 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12807 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12808 reservations for "arith".
12810 2007-07-04 Richard Guenther <rguenther@suse.de>
12812 * tree-ssa.c (useless_type_conversion_p): Add handling for
12813 scalar float and vector types. Only call the types_compatible_p
12814 langhook for aggregate types as last resort. Follow the
12817 2007-07-04 Richard Guenther <rguenther@suse.de>
12819 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12820 the same as NOP_EXPR.
12822 2007-07-04 Nick Clifton <nickc@redhat.com>
12824 * target.h (struct gcc_target): Add target_help field.
12825 * target-def.h (TARGET_HELP): New.
12826 (TARGET_INITIALIZER): Use TARGET_HELP.
12827 * opts.c (command_handle_option): Invoke target_help function, if
12828 defined, when the user has specified --target-help on the command
12830 * doc/invoke.texi: Mention that --target-help might print
12831 additional information.
12832 * doc/tm.texi: Document TARGET_HELP hook.
12834 * arm.c (TARGET_HELP): Override default definition.
12835 (arm_target_help): New - display a wrapped list of cores and
12836 architectures supported.
12838 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12840 * config/v850/v850.c (expand_prologue): Make sure
12841 GEN_INT() argument is sign extended rather than zero extended.
12842 (expand_epilogue): Likewise.
12843 (output_move_double): Delete.
12844 * config/v850/v850-protos.h (output_move_double): Delete.
12845 * config/v850/v850.md (movdi): Delete.
12846 (*movdi_internal): Delete.
12848 (*movdf_internal): Delete.
12850 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12852 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12853 unless compiling RTP PIC.
12855 2007-07-04 Richard Guenther <rguenther@suse.de>
12857 PR tree-optimization/32482
12858 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12859 original ssa name if we didn't find a shift expression.
12860 Fix shift constant for bit zero test.
12862 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12864 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12866 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12868 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12869 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12870 * config/arm/vxworks.h (ASM_SPEC): Delete.
12871 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12873 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12875 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12876 (DDR_REVERSED_P): New.
12877 * tree-data-ref.c (initialize_data_dependence_relation,
12878 build_classic_dist_vector): Set DDR_REVERSED_P.
12880 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12882 PR middle-end/32457
12883 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12884 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12885 init_omega_for_ddr_1): Use non conservative number of iterations
12887 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12888 (analyze_siv_subscript): Remove FIXME and reinitialization of
12889 last_conflicts to chrec_dont_know.
12890 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12892 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12894 * tree.c (maybe_canonicalize_argtypes): Improve description.
12896 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12898 * tree.c (maybe_canonicalize_argtypes): New.
12899 (build_function_type): Set canonical type.
12900 (build_method_type_directly): Ditto.
12901 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12904 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12906 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12908 (rewrite_use_nonlinear_expr): Likewise.
12910 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12912 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12914 2007-07-04 Ben Elliston <bje@au.ibm.com>
12916 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12919 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12921 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12922 (Exception Handling): Likewise.
12924 2007-07-03 Jan Hubicka <jh@suse.cz>
12926 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12928 2007-07-03 Eric Christopher <echristo@apple.com>
12930 * doc/cppopts.texi: Add conflicting option note to -dM.
12931 * doc/invoke.texi: Add note about possible conflicts with
12932 -E for -dCHARS and note that -dM will not produce
12933 any results if there is no machine dependent reorg.
12935 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12937 * tree.h (DECL_ALIGN): Back out previous change.
12939 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12941 * configure.ac: Test for .dtprelword support on MIPS.
12942 * configure, config.in: Regenerate.
12943 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12944 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12946 2007-07-03 Julian Brown <julian@codesourcery.com>
12948 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12949 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12950 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12951 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12953 (all_fpus): Add FPUTYPE_VFP3.
12954 (fp_model_for_fpu): Add VFPv3 field.
12955 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12956 (vfp3_const_double_index): New function. Return integer index of
12957 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12959 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12960 and argument represents a valid RTX for a VFPv3 constant.
12961 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12963 (vfp_emit_fstmd): Similar, for fstmd.
12964 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12965 constants, represented as integer indices.
12966 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12967 VFP_REGNO_OK_FOR_DOUBLE macros.
12968 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12969 (arm_file_start): Set float-abi attribute for VFPv3, and output
12970 correct ".fpu" assembler directive.
12971 (arm_dbx_register_numbering): Add FIXME.
12972 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12973 (fputype): Add FPUTYPE_VFP3.
12974 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12975 (CALL_USED_REGISTERS): Likewise.
12976 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12977 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12978 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12979 (D7_VFP_REGNUM): New.
12980 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12981 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12982 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12983 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12984 (REG_ALLOC_ORDER): Adjust for VFPv3.
12985 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12986 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12987 VFP_LO_REGS, VFP_HI_REGS.
12988 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12989 (IS_VFP_CLASS): Define macro.
12990 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12992 (REGISTER_MOVE_COST): Likewise.
12993 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
12994 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
12995 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
12996 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
12997 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
12998 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
12999 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13000 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13001 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13002 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13003 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13004 where appropriate for single-word registers.
13005 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13006 As above. Fix type attributes.
13007 * config/arm/constraints.md (register_contraint "t"): Define.
13008 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13010 (register_constraint "x"): Define.
13011 (constraint "Dv"): Define.
13013 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13015 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13017 2007-07-03 Tom Tromey <tromey@redhat.com>
13019 * c-parser.c (objc_pq_context): Removed.
13020 (objc_need_raw_identifier): Likewise.
13021 (c_parser) <objc_pq_context>: New field.
13022 <objc_need_raw_identifier>: Likewise.
13023 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13024 (c_lex_one_token): Update.
13025 (c_parser_objc_protocol_definition): Update.
13026 (c_parser_objc_method_definition): Update.
13027 (c_parser_objc_methodproto): Update.
13028 (c_parser_declspecs): Update.
13030 2007-07-03 David Ung <davidu@mips.com>
13032 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13034 2007-07-03 David Ung <davidu@mips.com>
13035 Richard Sandiford <richard@codesourcery.com>
13037 * doc/invoke.texi: Document -march=74kf3_2.
13038 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13039 (TUNE_74K): Check for it.
13040 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13041 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13042 * config/mips/mips.md (cpu): Add 74kf3_2.
13043 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13044 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13045 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13046 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13047 74kf3_2 to the CPU list.
13048 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13049 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13050 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13051 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13052 (r74kf3_2_fxfer_from_c1): New insn reservations.
13054 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13055 David Ung <davidu@mips.com>
13057 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13058 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13059 and 74k[fx]. Document aliases for the new options.
13060 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13061 (PROCESSOR_24KF2_1): ...this.
13062 (PROCESSOR_24KX): Rename to...
13063 (PROCESSOR_24KF1_1): ...this.
13064 (PROCESSOR_74KF): Rename to...
13065 (PROCESSOR_74KF2_1): ...this.
13066 (PROCESSOR_74KX): Rename to...
13067 (PROCESSOR_74KF1_1): ...this.
13068 (TUNE_74K): Update PROCESSOR_* names.
13069 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13070 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13071 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13072 (mips_rtx_cost_data): Update processor names in comments.
13073 (mips_issue_rate): Update PROCESSOR_* names.
13074 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13075 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13076 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13077 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13078 Update cpu attribute names.
13079 (r24k_fpu_iss): Rename this reservation to...
13080 (r24kf2_1_fpu_iss): ...this and update all uses.
13081 (r24kx_fpu_iss): Rename this reservation to...
13082 (r24kf1_1_fpu_iss): ...this and update all uses.
13083 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13084 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13085 Update cpu attribute names.
13087 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13089 * config/m32r/constraints.md: New file.
13090 * config/m32r/m32r.c: Include tm-constrs.h.
13091 (small_data_operand): Use satisfies_constraint_* instead of macro.
13092 (addr24_operand, gen_compare): Likewise.
13093 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13094 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13095 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13096 EXTRA_CONSTRAINT): Likewise.
13097 * config/m32r/m32r.md: Include constraints.md.
13098 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13099 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13100 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13101 (two_insn_const_operand, int8_operand, uint16_operand,
13102 reg_or_int16_operand, reg_or_uint16_operand,
13103 reg_or_cmp_int16_operand, cmp_int16_operand,
13104 seth_add3_operand): Likewise.
13106 2007-07-03 Eric Christopher <echristo@gmail.com>
13108 * libgcc2.h: Conditionally declare __bswapsi2 and
13111 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13113 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13116 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13119 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13120 (__gthrw_pragma): Provide default definition.
13121 (__gthrw2): Use it.
13122 * gthr-posix.c (__gthrw_pragma): Define.
13124 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13126 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13127 before declaring inequality.
13129 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13131 * combine.c (recog_for_combine): Log the success or failure of
13132 matching new insn patterns against the machine description in
13135 2007-07-03 Revital Eres <eres@il.ibm.com>
13137 * ddg.c (print_sccs): New function.
13138 (check_sccs): New function.
13139 (create_ddg_all_sccs): Use it.
13140 * ddg.h (print_sccs): Declare.
13141 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13143 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13145 * targhooks.h (default_mode_for_suffix): New function declaration.
13146 * targhooks.c (default_mode_for_suffix): New default target hook.
13147 * target.h (struct c): New structure in the targetm struct.
13148 (mode_for_suffix): New target hook as part of struct c.
13149 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13150 default_mode_for_suffix.
13151 (TARGET_C): New define.
13152 * c-lex.c: Include "target.h".
13153 (interpret_float): Use targetm.c.mode_for_suffix to determine
13154 the mode for a given non-standard suffix.
13155 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13157 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13158 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13160 * doc/extend.texi (Floating Types): New node. Document __float80 and
13161 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13163 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13166 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13167 predicate instead of target_operand.
13168 (divsi3_i1_media, divsi3_media_2): Likewise.
13170 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13172 * tree.h (alias_sets_might_conflict_p): Rename into
13173 alias_sets_must_conflict_p.
13174 * alias.c (alias_sets_might_conflict_p): Likewise.
13175 (alias_sets_conflict_p): Use it.
13176 (objects_must_conflict_p): Likewise.
13177 * c-common.c (strict_aliasing_warning): Adjust.
13179 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13181 * rtlhooks.c (gen_lowpart_if_possible): Check for
13182 invalid subreg before calling gen_lowpart_SUBREG.
13184 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13186 * config/darwin9.h: Add copyright notice.
13187 (LINK_COMMAND_SPEC): Add comment.
13188 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13189 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13190 DARWIN_LIBSYSTEM_HAS_UNWIND.
13192 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13195 * omp-low.c (check_combined_parallel): New function.
13196 (lower_omp_parallel): Call it via walk_stmts, set
13197 OMP_PARALLEL_COMBINED if appropriate.
13198 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13199 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13200 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13201 don't consider it as combined parallel.
13203 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13205 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13206 (gcc_tooldir): Likewise.
13207 * configure: Regenerate.
13208 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13209 old configure.ac gcc_tooldir setting.
13210 (prefix_to_exec_prefix): New variable.
13211 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13212 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13214 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13216 Fix PR tree-optimization/32583
13217 Fix PR tree-optimization/32584
13218 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13219 (phi_translate_set): Use phi_translate directly now.
13220 (make_values_for_stmt): Don't value number RHS if we already know
13223 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13224 Jim Wilson <wilson@specifix.com>
13227 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13230 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13231 Richard Sandiford <richard@codesourcery.com>
13232 Nigel Stephens <nigel@mips.com>
13234 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13235 (mips16e_output_save_restore): Declare.
13236 (mips16e_save_restore_pattern_p): Likewise.
13237 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13238 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13239 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13240 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13241 (BITSET_P): New global macro, extracted from...
13242 (mips_for_each_saved_reg): ...here.
13243 (mips16e_save_restore_info): New struct.
13244 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13245 (mips16e_save_restore_regs): New variable.
13246 (mips_split_plus, mips16e_find_first_register): New functions.
13247 (mips16e_mask_registers): New function.
13248 (compute_frame_size): Expand the commentary before the function.
13249 Enforce the MIPS16e save and restore register range restrictions.
13250 Pad the general register save area at the low end.
13251 (mips16e_save_restore_reg, mips16e_build_save_restore)
13252 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13253 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13254 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13256 (mips_expand_prologue, mips_expand_epilogue): Handle
13257 GENERATE_MIPS16E_SAVE_RESTORE.
13258 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13260 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13262 PR tree-optimization/31966
13263 PR tree-optimization/32533
13264 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13265 "basic_block" description as its third argument. Update function
13266 calls to get destination bb from "edge" argument. Save "cond" into
13267 aux field of the edge. Update prototype for changed arguments.
13268 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13270 (find_phi_replacement_condition): Operate on incoming edges, not
13271 on predecessor blocks. If there is a condition saved in the
13272 incoming edge aux field, AND it with incoming bb predicate.
13273 Return source bb of the first edge.
13274 (clean_predicate_lists): Clean aux field of outgoing node edges.
13275 (tree_if_conversion): Do not initialize cond variable. Move
13276 variable declaration into the loop.
13277 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13278 initializations of new_stmt, arg0 and arg1 variables.
13280 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13282 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13283 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13285 2007-07-02 Richard Guenther <rguenther@suse.de>
13287 * tree-ssa.c (useless_type_conversion_p): Document
13288 future intent as defining the middle-end type system.
13289 Re-structure to call langhook last, group by type class,
13290 mark questionable parts.
13292 2007-07-02 Richard Guenther <rguenther@suse.de>
13294 * tree-flow.h (types_compatible_p): Declare.
13295 * tree-ssa.c (types_compatible_p): New function.
13296 * ipa-type-escape.c (discover_unique_type): Use
13297 types_compatible_p instead of lang_hooks.types_compatible_p.
13298 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13299 * tree-vn.c (expressions_equal_p): Likewise.
13300 * tree.c (fields_compatible_p): Likewise.
13301 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13302 (cprop_operand): Use useless_type_conversion_p instead of
13303 lang_hooks.types_compatible_p.
13304 * tree-inline.c (setup_one_parameter): Likewise.
13305 (declare_return_variable): Likewise.
13306 * tree-nrv.c (tree_nrv): Likewise.
13307 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13308 (maybe_fold_offset_to_component_ref): Likewise.
13309 (maybe_fold_offset_to_reference): Likewise.
13310 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13311 (merge_alias_info): Likewise.
13312 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13313 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13314 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13315 * tree-tailcall.c (find_tail_calls): Likewise.
13316 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13317 * gimplify.c (canonicalize_addr_expr): Likewise.
13318 (fold_indirect_ref_rhs): Likewise.
13319 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13320 (cpt_same_type): Likewise.
13321 (check_pointer_types_r): Swap parameters to cpt_same_type
13323 * fold-const.c (fold_convert): Revert fix for PR15988.
13324 * tree-inline.c (setup_one_parameter): Instead fix it here by
13325 using fold_build1 instead of fold_convert and checking for
13326 error_mark_node. Convert only if the conversion is necessary.
13328 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13330 * configure.ac: Check for .gnu_attribute on Power.
13331 * configure: Regenerate.
13332 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13333 attribute for floating-point ABI.
13335 2007-07-02 Ira Rosen <irar@il.ibm.com>
13337 PR tree-optimization/32230
13338 PR tree-optimization/32477
13339 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13340 address is a constant.
13342 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13344 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13345 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13346 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13347 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13348 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13349 64-bit targets. Add support for *-elfoabi*.
13350 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13351 different settings if $(tm_defines) does not select the EABI.
13352 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13353 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13354 (MIPS_ARCH_OPTION_SPEC): Likewise.
13355 (MIPS_ISA_LEVEL_SPEC): Likewise.
13356 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13357 * config/mips/elfoabi.h: New file.
13359 2007-07-02 Richard Guenther <rguenther@suse.de>
13361 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13362 (useless_type_conversion_p): ... this.
13363 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13364 (useless_type_conversion_p): ... this.
13365 * builtins.c (fold_builtin_memory_op): Rename
13366 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13367 * tree-cfg.c (verify_expr): Likewise.
13368 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13369 * tree-ssa-ccp.c (ccp_fold): Likewise.
13370 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13371 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13373 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13374 * tree-ssa-pre.c (eliminate): Likewise.
13375 * tree-ssa.c (delete_tree_ssa): Likewise.
13376 (tree_ssa_useless_type_conversion): Likewise.
13377 * tree.c (build2_stat): Likewise.
13379 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13381 Fix PR tree-optimization/32571
13382 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13385 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13387 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13388 and other expected operations explicitly, change default to
13391 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13393 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13395 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13396 (tls_load_dot_plus_eight): Move the label number into the unspec.
13397 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13399 2007-07-01 Andreas Schwab <schwab@suse.de>
13401 * dwarf2out.c (initial_return_save): Define only if used.
13403 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13405 Unreverting Richard's Revert of:
13407 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13409 * dce.c (deletable_insn_p_1): New function, split out from...
13410 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13411 specially, not those inside PARALLELs. Remove BODY argument
13412 and adjust recursive call accordingly.
13413 (prescan_insns_for_dce): Update call to delete_insn_p.
13415 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13416 Revital Eres <eres@il.ibm.com>
13418 * ddg.c (create_ddg_all_sccs): Fix missed
13419 initialization of scc_nodes.
13421 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13423 PR middle-end/32559
13424 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13425 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13427 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13429 * configure.ac: Check for .gnu_attribute on MIPS.
13430 * configure, config.in: Regenerate.
13431 * config/mips/mips.c (mips_file_start): If supported, output
13432 attribute for floating-point ABI.
13434 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13437 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13438 (ffs_cmove): New expander to expand using ctz pattern.
13439 (*ffs_cmove): Remove pattern.
13440 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13441 (ffsdi2): Expand using ctz pattern.
13442 (*ffs_rex64): Remove pattern.
13444 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13446 PR rtl-optimization/32296
13447 * pa.md (return): Delete pattern.
13448 (return_internal): Remove "(const_int 1)" from pattern.
13449 (epilogue): Use return_internal pattern for trivial returns.
13450 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13451 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13453 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13455 * tree-ssa-pre.c (is_exception_related): New function
13456 (can_value_number_operation): Use it.
13458 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13460 Fix PR tree-optimization/32540
13461 Fix PR tree-optimization/31651
13463 * tree-ssa-sccvn.c: New file.
13465 * tree-ssa-sccvn.h: Ditto.
13467 * tree-vn.c: Include tree-ssa-sccvn.h
13468 (val_expr_paid_d): Removed.
13469 (value_table): Ditto.
13470 (vn_compute): Ditto.
13471 (val_expr_pair_hash): Ditto.
13472 (val_expr_pair_expr_eq): Ditto.
13473 (copy_vuses_from_stmt): Ditto.
13474 (vn_delete): Ditto.
13476 (shared_vuses_from_stmt): Ditto.
13477 (print_creation_to_file): Moved up.
13478 (sort_vuses): Ditto.
13479 (sort_vuses_heap): Ditto.
13480 (set_value_handle): Make non-static.
13481 (make_value_handle): Ditto.
13482 (vn_add): Rewritten to use sccvn lookups.
13483 (vn_add_with_vuses): Ditto.
13484 (vn_lookup): Ditto (and second argument removed).
13485 (vn_lookup_with_vuses): Ditto.
13486 (vn_lookup_or_add): Ditto (and second argument removed);
13487 (vn_lookup_or_add_with_vuses): Ditto.
13488 (vn_lookup_with_stmt): New.
13489 (vn_lookup_or_add_with_stmt): Ditto.
13490 (create_value_handle_for_expr): Ditto.
13492 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13493 (seen_during_translate): New function.
13494 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13495 (phi_trans_add): Ditto.
13496 (constant_expr_p): FIELD_DECL is always constant.
13497 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13498 Use constant_expr_p.
13499 Avoid infinite recursion on mutually valued expressions.
13500 Change callers of vn_lookup_or_add.
13501 (phi_translate): New function.
13502 (compute_antic_safe): Allow phi nodes.
13503 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13504 (find_or_generate_expression): Rewrite slightly.
13505 (create_expression_by_pieces): Updated for vn_lookup_or_add
13507 Update VN_INFO for new names.
13508 (insert_into_preds_of_block): Update for new names.
13509 (add_to_exp_gen): New function.
13510 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13511 (find_existing_value_expr): Rewrite to changed vn_lookup.
13512 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13513 (try_look_through_load): Removed.
13514 (try_combine_conversion): Ditto.
13515 (get_sccvn_value): New function.
13516 (make_values_for_phi): Ditto.
13517 (make_values_for_stmt): Ditto.
13518 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13520 (init_pre): Update for SCCVN changes.
13522 (execute_pre): Ditto.
13524 * tree-flow.h (make_value_handle): Declare.
13525 (set_value_handle): Ditto.
13526 (sort_vuses_heap): Ditto.
13527 (vn_lookup_or_add_with_stmt): Ditto.
13528 (vn_lookup_with_stmt): Ditto.
13529 (vn_compute): Remove.
13531 (vn_delete): Ditto.
13532 (vn_lookup): Update arguments.
13534 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13535 (tree-vn.o): Ditto.
13536 (tree-ssa-sccvn.o): New.
13537 (OBJS-common): Add tree-ssa-sccvn.o
13539 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13542 * c-typeck.c (build_external_ref): Don't mark as used if called
13544 * calls.c (rtx_for_function_call): Likewise.
13546 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13550 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13552 * dce.c (deletable_insn_p_1): New function, split out from...
13553 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13554 specially, not those inside PARALLELs. Remove BODY argument
13555 and adjust recursive call accordingly.
13556 (prescan_insns_for_dce): Update call to delete_insn_p.
13558 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13560 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13561 (try_combine): Move potential calls to undo_all() so they happen
13562 before we commit to using the combined insns.
13564 2006-06-30 Jan Hubicka <jh@suse.cz>
13566 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13569 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13571 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13572 (cgraph_remove_unreachable_nodes): Likewise.
13573 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13574 * ipa-inline.c (update_caller_keys): Cast according to the coding
13576 (cgraph_decide_recursive_inlining): Likewise.
13577 (cgraph_decide_inlining_of_small_function): Likewise.
13578 (try_inline): Likewise.
13579 (cgraph_decide_inlining_incrementally): Likewise.
13580 * ipa-pure-const.c (get_function_state): Likewise.
13581 (scan_function): Likewise.
13582 (analyze_function): Likewise.
13583 (static_execute): Likewise.
13584 * ipa-reference.c (scan_for_static_refs): Likewise.
13585 (merge_callee_local_info): Likewise.
13586 (analyze_function): Use type safe memory macros.
13587 (static_execute): Likewise. Cast according to the coding conventions.
13588 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13590 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13592 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13593 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13596 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13598 PR middle-end/30024
13599 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13600 for complex modes (both int and real).
13602 2007-06-29 Jan Hubicka <jh@suse.cz>
13604 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13606 2007-06-29 Jan Hubicka <jh@suse.cz>
13608 PR middle-end/32372
13609 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13612 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13615 * config/avr/avr.c: Include dataflow header file.
13616 (expand_prologue): Adjust for prologue insn change.
13617 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13620 2007-06-29 Richard Guenther <rguenther@suse.de>
13622 PR middle-end/32493
13623 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13624 during type verification.
13626 2007-06-29 Jan Hubicka <jh@suse.cz>
13628 * recog.c (validate_change_rtx_1): Unshare TO argument.
13630 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13632 PR tree-optimization/24659
13633 * tree-vect-transform.c (vectorizable_call): Handle
13634 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13636 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13637 * config/i386/i386.c (enum ix86_builtins)
13638 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13639 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13641 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13642 const using def_builtin_const.
13643 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13644 input operands in the same modes as the result.
13645 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13647 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13649 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13650 (df_set_dead_notes_for_mw): Likewise.
13652 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13654 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13656 2007-06-28 DJ Delorie <dj@redhat.com>
13658 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13660 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13662 * doc/invoke.texi (C++ Dialect Options): Document
13663 fvisibility-ms-compat.
13664 * c.opt (fvisibility-ms-compat): New.
13666 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13669 * tree-affine.c (aff_combination_add_elt): Handle
13670 pointer addition specially.
13672 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13674 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13675 decl is non-external for AIX ABI.
13677 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13679 * config/rs6000/predicates.md (current_file_function_operand):
13680 Ensure the symbol is non-external for AIX ABI.
13682 2007-06-28 Nick Clifton <nickc@redhat.com>
13684 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13685 (fdce, fdse, fpredictive-commoning): Likewise.
13687 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13690 * gcc.c (process_command): Recognize the new -static-libgfortran
13693 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13696 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13697 Use a call clobbered hard reg instead of a pseudo reg.
13699 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13701 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13703 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13706 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13707 REG_LIBCALL and REG_RETVAL notes.
13708 (divsi3, mulsi3): Likewise.
13709 (mulhisi3): Likewise. Use emit_libcall_block.
13710 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13712 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13714 PR rtl-optimization/32481
13715 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13717 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13719 * dce.c (deletable_insn_p_1): New function, split out from...
13720 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13721 specially, not those inside PARALLELs. Remove BODY argument
13722 and adjust recursive call accordingly.
13723 (prescan_insns_for_dce): Update call to delete_insn_p.
13725 2007-06-27 Richard Guenther <rguenther@suse.de>
13727 PR middle-end/32492
13728 * tree.h (fold_convertible_p): Declare.
13729 * fold-const.c (fold_convertible_p): New function.
13730 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13731 instead of lang_hooks.types_compatible_p.
13733 2007-06-26 Jan Hubicka <jh@suse.cz>
13735 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13736 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13737 early use validate_unshare_change.
13738 (reload_combine): Likewise.
13739 * recog.c (change_t): New field unshare.
13740 (validate_change_1): Rename from validate_change; add argument unshare.
13741 (validate_change): Turn into wrapper of validate_change_1; update
13742 prototype for bools.
13743 (validate_unshare_change): New.
13744 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13745 calls of df_insn_rescan.
13746 * recog.h (validate_change): Replace ints by bools.
13747 (validate_unshare_change): Declare.
13749 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13751 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13753 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13755 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13757 2007-06-25 Jan Hubicka <jh@suse.cz>
13759 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13761 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13762 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13763 places other call site specific checks are performed.
13765 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13768 * tree-vect-transform.c (vectorizable_operation): Convert
13769 POINTER_PLUS_EXPR over to PLUS_EXPR.
13771 2007-06-25 Chao-ying Fu <fu@mips.com>
13773 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13774 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13775 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13776 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13778 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13779 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13780 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13781 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13782 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13783 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13784 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13785 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13786 ALL_FIXED_POINT_MODE_P): New define.
13787 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13789 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13791 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13792 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13793 MODE_VECTOR_UACCUM): New mode classes.
13795 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13796 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13797 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13800 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13801 (blank_mode): Initialize ibit and fbit.
13802 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13803 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13805 (new_adjust): Change required_class to required_class_from and
13806 required_class_to for testing within a range.
13807 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13808 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13809 MODE_VECTOR_UACCUM.
13810 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13811 (make_fixed_point_mode): New.
13812 (_ADD_ADJUST): Change C to C1 and C2.
13813 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13814 use a range for machine classes.
13815 (ADJUST_IBIT, ADJUST_FBIT): New.
13816 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13818 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13819 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13820 Emit adjustment for ibit and fbit.
13821 (emit_mode_ibit, emit_mode_fbit): New.
13822 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13824 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13826 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13827 as the source of the set.
13829 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13831 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13832 FP_REGNO_P): Use IN_RANGE.
13833 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13834 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13835 (DATA_REG_P): Use DATA_REGNO_P.
13836 (FP_REG_P): Use FP_REGNO_P.
13837 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13838 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13839 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13841 2007-06-24 Jan Hubicka <jh@suse.cz>
13843 PR middle-end/30563
13844 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13846 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13848 PR middle-end/32461
13849 * fold-const.c (fold_binary): Strip nops of operand 0
13850 of BIT_NOT_EXPR before calling operand_equal_p.
13851 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13852 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13854 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13856 * doc/extend.texi: Document that dllimport and dllexport imply
13857 default visibility.
13858 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13859 imported or exported declaration, including type declarations.
13860 * c-common.c (handle_visibility_attribute): Check for conflicts
13861 with dllimport/dllexport.
13862 (c_determine_visibility): Handle dllimport/dllexport as an
13863 explicit visibility atttribute.
13865 2007-06-23 Richard Guenther <rguenther@suse.de>
13867 PR tree-optimization/16876
13868 PR middle-end/29478
13869 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13871 * tree-inline.c (initialize_inlined_parameters): Do not call
13872 lang_hooks.tree_inlining.convert_parm_for_inlining.
13873 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13874 reason for mismatched types.
13875 * gimplify.c (gimplify_call_expr): Verify the call expression
13876 arguments match the called function type signature. Otherwise
13877 mark the call expression to be not considered for inlining
13878 using CALL_CANNOT_INLINE_P flag.
13879 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13880 edges call expression.
13881 (cgraph_decide_inlining_of_small_function): Likewise.
13882 (cgraph_decide_inlining): Likewise.
13883 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13885 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13886 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13887 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13888 Remove declaration.
13889 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13890 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13892 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13893 convert_parm_for_inlining member.
13895 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13898 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13899 Remove optimization for GT.
13901 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13903 PR middle-end/32437
13904 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13906 (prescan_insns_for_dce): Add extra parameter.
13908 2007-06-23 Jan Hubicka <jh@suse.cz>
13910 PR middle-end/31541
13911 * gimplify.c (mark_addressable): New function.
13912 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13914 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13916 PR middle-end/32374
13917 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13919 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13922 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13923 moves between MMX/SSE registers to at least 8 units to prevent
13924 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13926 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13928 * config/i386/i386.c (override_options): Correct x86_sahf
13931 2007-06-21 David Daney <ddaney@avtrex.com>
13934 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13935 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13936 (exception_receiver): Renamed to ...
13937 (nonlocal_goto_receiver): ... this.
13939 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13941 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13942 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13943 partial register accesses.
13945 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13947 * fold-const.c (debug_fold_checksum): Move it under
13948 ENABLE_FOLD_CHECKING.
13950 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13952 PR middle-end/20623
13953 * tree.h (debug_fold_checksum): Declared.
13954 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13955 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13956 build_fold_addr_expr_with_type_1.
13957 (fold_addr_expr, debug_fold_checksum): New.
13958 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13959 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13960 Use fold_addr_expr.
13962 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13964 PR tree-optimization/19590
13965 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13966 of scev is a constant.
13968 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13970 * df-problems.c (df_note_bb_compute): Made computation of live
13971 info consistent with df_lr.
13973 2007-06-21 Richard Guenther <rguenther@suse.de>
13975 PR tree-optimization/32453
13976 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13977 for pointer anti-range.
13979 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13981 * config/i386/i386.c (processor_target_table): Increase maximum
13982 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13985 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13986 byte alignment if > 8 byte alignment is preferred.
13987 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13989 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13991 PR tree-optimization/31866
13992 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
13993 if ASM_EXPR's input is not a SSA_NAME.
13995 PR middle-end/32362
13996 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
13997 but decl is a global var, instead return decl.
13998 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
13999 even for is_global_var decls, if they are private in some outer
14002 2007-06-21 Richard Guenther <rguenther@suse.de>
14004 PR tree-optimization/32451
14005 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14007 2007-06-21 Christian Bruel <christian.bruel@st.com>
14009 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14010 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14011 (push_regs): Changed saving order or banked registers.
14012 (sh_expand_epilogue): Likewise.
14013 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14014 (FIRST_BANKED_REG): Likewise.
14015 (LAST_BANKED_REG): Likewise.
14016 * config/sh/sh.md (banked) New attribute.
14017 (in_delay_slot): Check banked attribute.
14019 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14021 PR tree-optimization/32075
14022 * tree-data-ref.c (subscript_dependence_tester_1,
14023 analyze_miv_subscript, analyze_overlapping_iterations,
14024 add_distance_for_zero_overlaps, build_classic_dist_vector,
14025 subscript_dependence_tester_1, analyze_overlapping_iterations,
14026 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14027 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14028 to evolution_function_is_affine_multivariate_p.
14030 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14032 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14034 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14037 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14039 * config/m32c/prologue.md (epilogue_exitd_16): New.
14040 (epilogue_reit_16): New.
14041 (epilogue_exitd): Rename to epilogue_exitd_24.
14042 (epilogue_reit): Rename to epilogue_reit_24.
14044 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14045 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14047 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14049 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14050 if dbg_cnt (sched_insn) reaches the limit.
14051 (choose_ready): New parameter INSN_PTR and new return value.
14052 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14053 the new return value from choose_ready.
14054 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14055 (rest_of_handle_global_alloc): New global_alloc_at_func.
14057 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14059 PR tree-optimization/25737
14060 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14061 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14062 * tree-flow.h (struct fieldoff): Add new field alias_set.
14063 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14064 argument addressable_type. Set alias_set of fieldoff.
14065 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14066 (create_overlap_variables_for): Pass alias_set from fieldoff to
14068 * alias.c (get_alias_set): Use alias_set from SFT if set.
14070 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14072 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14073 of a variable as an unsigned HOST_WIDE_INT integer.
14075 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14077 PR rtl-optimization/32405
14078 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14080 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14082 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14084 PR middle-end/31959
14085 * builtins.c: Include diagnostic.h.
14086 (expand_builtin_expect): Make gcc_assert more permissive.
14087 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14089 PR inline-asm/32109
14090 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14093 PR middle-end/32285
14094 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14095 if ACCUMULATE_OUTGOING_ARGS.
14097 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14099 * config/m68hc11/m68hc11.c: Include dataflow header file.
14100 (m68hc11_reorg): Port to dataflow.
14102 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14104 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14105 (struct df_problem.free_blocks_on_set_blocks): New field.
14106 (struct dataflow.optional_p): New field.
14107 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14108 (df_live_set_all_dirty): New function.
14109 * df-scan.c (df_scan_alloc): Initialize optional_p.
14110 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14111 * df-core.c (df_set_blocks): Removed use of
14112 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14113 df_problem.free_blocks_on_set_blocks to determine which blocks are
14115 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14116 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14117 uses dataflow.optional_p to determine if problem should be
14119 (rest_of_handle_df_initialize): Only start live problem if
14121 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14122 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14123 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14124 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14125 problem_NOTE): Initialize free_blocks_on_set_blocks.
14126 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14128 (df_live_set_all_dirty, df_note_alloc): New function.
14129 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14131 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14132 * postreload.c (reload_combine): Ditto.
14133 * cse.c (cse_extended_basic_block): Ditto.
14134 * regmove.c (mark_flags_life_zones): Ditto.
14135 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14136 erase_matching_seqs): Ditto.
14137 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14138 * integrate (allocate_initial_values): Ditto.
14139 * combine.c (reg_dead_at_p): Ditto.
14140 * resource.c (mark_target_live_regs): Ditto.
14141 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14142 * config/sh/sh.c (find_r0_life_regions): Ditto.
14143 * global.c (rest_of_handle_global_alloc): Only add back df_live
14145 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14146 df_live for -O > 1.
14147 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14149 (if_convert): Make sure df_live is there at -O == 1.
14150 (pass_if_after_combine): Cleanup flags.
14151 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14152 is there at -O == 1.
14154 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14156 * config/arm/arm.c (arm_get_frame_offsets): Set
14157 offsets->locals_base to avoid negative stack size.
14158 (thumb1_expand_prologue): Assert on negative stack size.
14160 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14162 PR tree-optimization/32367
14163 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14164 of the chrec has no evolution in that loop.
14165 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14167 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14169 * config/xtensa/xtensa.c: Include "df.h".
14170 (xtensa_builtin_saveregs): Use adjust_address instead of
14172 (xtensa_va_start): Invoke make_tree with sizetype for
14173 expand_builtin_saveregs and then convert the result to a pointer.
14174 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14175 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14176 Subtract argument size from index value as integers and then use
14177 POINTER_PLUS_EXPR to add the result to the array address.
14179 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14182 * config/m32c/m32c.c: Include dataflow header file.
14183 (m32c_emit_prologue): Adjust for prologue insn change.
14184 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14185 once inside a PARALLEL. Assume frame size passed in operand 0
14186 includes space to save the fb register.
14187 (prologue_enter_24): Likewise.
14188 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14190 2007-06-19 David Daney <ddaney@avtrex.com
14193 * config/mips/mips.md (cprestore): Mark $gp as used.
14195 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14198 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14199 (frv_ifcvt_modify_insn): Likewise.
14201 2007-06-19 Richard Guenther <rguenther@suse.de>
14203 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14204 only handle positive offsets that fit in a HOST_WIDE_INT.
14206 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14208 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14209 result of rsqrt insn for zero input argument to avoid NaN.
14211 2007-06-19 Richard Guenther <rguenther@suse.de>
14213 PR middle-end/31950
14214 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14216 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14218 PR tree-optimization/32353
14219 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14221 2007-06-19 Nick Clifton <nickc@redhat.com>
14223 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14225 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14228 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14229 * config/i386/i386.c (assign_386_stack_local): Assert that
14230 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14231 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14232 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14233 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14235 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14237 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14239 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14241 PR rtl-optimization/32321
14242 * gcse.c (replace_store_insn): Update the note before
14243 calling emit_insn_after.
14245 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14247 PR middle-end/32355
14248 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14250 * df-problems.c (df_note_bb_compute): Fix dumping info.
14252 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14254 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14255 insn with emit_jump_insn.
14257 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14259 PR tree-optimization/32383
14260 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14261 * targhooks.h (default_builtin_reciprocal): Update prototype.
14262 * target.h (struct gcc_target): Update builtin_reciprocal.
14263 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14264 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14265 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14266 when fndecl is in BUILT_IN_MD class.
14267 (execute_convert_to_rsqrt): Ditto.
14269 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14270 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14271 Convert BUILT_IN_SQRTF code only when md_fn is false.
14273 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14275 * bt-load.c (move_btr_def): Fix the order of arguments
14276 to validate_replace_rtx.
14278 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14280 * config/m68k/m68k-devices.def: Add 54450..54455.
14282 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14284 PR rtl-optimization/32366
14285 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14286 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14289 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14291 PR middle-end/32349
14292 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14293 this is true, rescan insn being modified.
14294 (sms_schedule): Added rescan parameter.
14295 (rest_of_handle_sms): Moved freeing of dominance info to before
14296 getting out of cfg_layout.
14298 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14300 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14301 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14304 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14305 FL_CF_EMAC from the entry for isac.
14307 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14308 (const_sibcall_operand): New.
14309 (sibcall_operand): Use it.
14310 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14311 (m68k_isas): ISAC does not imply FPU or EMAC.
14312 (override_options): Add ISA_C logic for symbolic jump & call.
14314 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14316 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14317 return mode from the builtin itself.
14318 (sparc_fold_builtin): Fix cast of zero constant.
14320 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14322 * targhooks.c (default_builtin_reciprocal): New default target hook.
14323 * targhooks.h (default_builtin_reciprocal): Add prototype.
14324 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14325 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14326 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14327 default_builtin_reciprocal.
14329 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14331 PR middle-end/31723
14332 * hooks.c (hook_tree_tree_bool_null): New hook.
14333 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14334 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14335 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14336 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14337 and convert it to reciprocal a*rfunc(b).
14338 (execute_convert_to_rsqrt): New function.
14339 (gate_convert_to_rsqrt): New function.
14340 (pass_convert_to_rsqrt): New pass definition.
14341 * target.h (struct gcc_target): Add builtin_reciprocal.
14342 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14343 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14344 TARGET_BUILTIN_RECIPROCAL.
14345 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14347 * config/i386/i386.h (TARGET_RECIP): New define.
14348 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14349 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14350 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14351 and not optimizing for size.
14352 (*rcpsf2_sse): New insn pattern.
14353 (*rsqrtsf2_sse): Ditto.
14354 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14355 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14356 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14357 and not optimizing for size.
14358 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14359 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14360 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14361 and not optimizing for size.
14362 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14363 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14364 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14365 and not optimizing for size.
14366 (*sse_rsqrtv4sf2): Do not export.
14367 (sqrtv4sf2): Ditto.
14368 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14369 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14370 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14371 and not optimizing for size.
14372 (sqrtv4sf2): Ditto.
14373 * config/i386/i386.opt (mrecip): New option.
14374 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14375 (ix86_emit_swsqrtsf): Ditto.
14376 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14377 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14378 builtin definition.
14379 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14380 ix86_expand_unop1_builtin.
14381 (ix86_emit_swdivsf): New function.
14382 (ix86_emit_swsqrtsf): Ditto.
14383 (ix86_builtin_reciprocal): New function.
14384 (TARGET_BUILTIN_RECIPROCAL): Use it.
14385 (ix86_vectorize_builtin_conversion): Rename from
14386 ix86_builtin_conversion.
14387 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14388 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14389 "i386 and x86_64 Options" section.
14390 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14392 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14393 Zdenek Dvorak <dvorakz@suse.cz>
14394 Richard Guenther <rguenther@suse.de>
14395 Kaz Kojima <kkojima@gcc.gnu.org>
14397 * tree-vrp.c (compare_values_warnv): Convert val2 to
14399 (extract_range_from_assert): Create
14400 POINTER_PLUS_EXPR for pointer types.
14401 (extract_range_from_binary_expr): Handle
14402 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14404 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14405 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14406 POINTER_PLUS_EXPR as PLUS_EXPR.
14407 (number_of_iterations_lt_to_ne):
14408 For pointer types, use sizetype when
14409 creating MINUS_EXPR/PLUS_EXPRs.
14410 (assert_loop_rolls_lt): For pointer types, use sizetype when
14411 creating MINUS_EXPR/PLUS_EXPRs.
14412 (number_of_iterations_le): Likewise.
14413 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14414 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14415 like PLUS_EXPR and MINUS_EXPR.
14416 * tree-pretty-print.c (dump_generic_node): Handle
14418 (op_prio): Likewise.
14419 (op_symbol_1): Likewise.
14420 * optabs.c (optab_for_tree_code): Likewise.
14421 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14423 * tree-tailcall.c (process_assignment): Mention
14424 POINTER_PLUS_EXPR in a TODO comment.
14425 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14426 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14427 not used with a pointer and an integer type.
14428 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14429 increment using chrec_convert_rhs instead of chrec_convert.
14430 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14431 PLUS_EXPR except for the right hand side's type will be
14433 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14434 (fold_used_pointer_cast): Kill.
14435 (pointer_offset_p): Kill.
14436 (fold_used_pointer): Kill.
14437 (pointer_used_p): Kill.
14438 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14439 call fold_used_pointer.
14440 (instantiate_parameters_1): Convert the increment
14441 using chrec_convert_rhs instead of chrec_convert.
14442 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14443 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14444 instead of PLUS_EXPR.
14445 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14446 PLUS_EXPR for pointers.
14447 (std_gimplify_va_arg_expr): Likewise.
14448 (fold_builtin_memory_op): Likewise.
14449 (fold_builtin_strstr): Likewise.
14450 (fold_builtin_strchr): Likewise.
14451 (fold_builtin_strrchr): Likewise.
14452 (fold_builtin_strpbrk): Likewise.
14453 (expand_builtin_memory_chk): Likewise.
14454 (fold_builtin_memory_chk): Likewise.
14455 (std_expand_builtin_va_start): Use
14456 sizetype for the call to make_tree and then convert
14457 to the pointer type.
14458 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14459 instead of PLUS_EXPR for adding to a pointer.
14460 (std_gimplify_va_arg_expr): Use fold_build2 for
14461 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14462 the operands to sizetype first and then cast the BIT_AND_EXPR
14463 back to the pointer type.
14464 * fold-const.c (build_range_check): Handle pointer types
14466 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14467 of PLUS_EXPR's. Make sure the offset is converted to
14469 (try_move_mult_to_index): Strip the NOPs from the offset.
14470 Remove code argument and replace all uses with PLUS_EXPR.
14471 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14472 specially. Don't use a pointer type for MINUS_EXPR.
14473 (fold_unary): Handle for (T1)(X op Y),
14474 only p+ as that is the only as that can be handled for
14475 binary operators now.
14476 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14478 <case PLUS_EXPR>: Add folding of PTR+INT into
14480 Don't call try_move_mult_to_index.
14481 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14482 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14483 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14484 Don't call try_move_mult_to_index.
14485 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14486 (tree_expr_nonzero_p): Likewise.
14487 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14488 of PLUS_EXPR for the complex expression folding.
14489 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14490 first chrec is a pointer type, then the second should
14491 be sizetype and not the first's type.
14492 For POINTER_PLUS_EXPR, use a different right hand side type.
14493 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14494 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14495 different right hand side type.
14496 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14497 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14498 instead of PLUS_EXPR.
14499 When either operand is zero, convert the other operand.
14500 (chrec_apply): Use chrec_convert_rhs
14501 on the argument x instead of chrec_convert.
14502 (reset_evolution_in_loop): For pointer types, the new_evol
14503 should be sizetype.
14504 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14505 different right hand side type.
14506 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14507 (chrec_convert_rhs): New function.
14508 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14509 different right hand side type.
14510 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14511 * tree-chrec.h (chrec_convert_rhs): New prototype.
14512 (build_polynomial_chrec): For pointer types, the right hand
14513 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14514 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14515 Remove subtraction case as it is always addition now.
14516 Make sure the offset is converted to sizetype.
14517 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14518 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14519 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14520 PLUS_EXPR in pointer type.
14521 Handle POINTER_PLUS_EXPR.
14522 (tree_to_aff_combination): Likewise.
14523 (force_expr_to_var_cost): Likewise.
14524 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14525 instead of PLUS_EXPR for pointers.
14526 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14527 instead of PLUS_EXPR of pointer types.
14528 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14530 (check_va_list_escapes): Likewise.
14531 (check_all_va_list_escapes): Likewise.
14532 * dwarf2out.c (loc_descriptor_from_tree_1):
14533 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14534 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14535 (string_constant): Likewise.
14536 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14537 the offset to the base, use POINTER_PLUS_EXPR.
14538 (add_to_parts): Convert the index to sizetype.
14539 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14540 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14541 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14542 Offset only holds something for PLUS_EXPR.
14543 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14545 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14547 (analyze_accesses_for_modify_stmt): Likewise.
14548 Remove comment about the type being integral type as it is
14550 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14552 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14554 Correct the type which the artimentic is done in (is now
14557 * tree-data-ref.c (split_constant_offset): Handle
14559 * tree-affine.c (tree_to_aff_combination): Likewise.
14560 * c-typeck.c (build_unary_op): For pointers create the increment
14561 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14563 * gimplify.c (gimplify_self_mod_expr): Create a
14564 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14565 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14566 * tree.def (POINTER_PLUS_EXPR): New tree code.
14567 * tree-predcom.c (ref_at_iteration): If we have a pointer
14568 type do the multiplication in sizetype.
14569 * tree-mudflap.c (mf_xform_derefs_1): Create a
14570 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14571 * tree-ssa-forwprop.c
14572 (forward_propagate_addr_into_variable_array_index):
14573 Don't expect there to be a cast for the index as that
14574 does not exist anymore.
14575 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14576 instead of PLUS_EXPR.
14577 Don't check for the first operand of the POINTER_PLUS_EXPR
14578 was the index as it cannot be.
14579 Call forward_propagate_addr_into_variable_array_index with
14580 the SSA_NAME instead of the statement.
14581 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14582 (compare_constant): Likewise.
14583 (copy_constant): Likewise.
14584 (compute_reloc_for_constant): Likewise.
14585 (output_addressed_constants): Likewise.
14586 (initializer_constant_valid_p): Likewise.
14587 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14588 Convert the MIN/MAX of the inner type to the outer
14589 type before comparing them.
14590 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14591 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14592 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14593 of PLUS_EXPR for pointers.
14594 * tree-inline.c (estimate_num_insns_1): Handle
14596 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14597 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14598 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14599 instead of PLUS_EXPR for the pointer increment statement.
14600 (vect_update_ivs_after_vectorizer): For pointer types, create
14601 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14602 MULT_EXPR in sizetype.
14603 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14605 * tree-object-size.c (plus_expr_object_size): Handle
14606 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14607 code which is trying to figure out which side is a pointer and
14609 (check_for_plus_in_loops_1): Likewise.
14610 (check_for_plus_in_loops): Likewise.
14611 * c-common.c (pointer_int_sum): Create a
14612 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14613 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14614 only POINTER_PLUS_EXPR. Removing all the extra
14615 code which is trying to figure out which side is a pointer and
14617 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14618 PLUS_EXPR and MINUS_EXPR.
14619 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14621 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14622 with make_tree, instead of a pointer type.
14623 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14624 for pointers instead of PLUS_EXPR.
14625 (s390_gimplify_va_arg): Likewise.
14626 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14627 instead of PLUS_EXPR when doing addition on pointer
14628 types. Use sizetype for the second operand.
14629 (spu_gimplify_va_arg_expr): Likewise.
14630 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14631 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14632 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14633 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14634 for the pointer addition and also use size_int/sizetype
14636 (ix86_gimplify_va_arg): Likewise.
14637 Perform BIT_AND_EXPR on sizetype arguments.
14638 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14639 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14640 for the pointer additions and also use size_int for the offsets.
14641 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14642 additions and also use size_int for the offsets. Perform
14643 BIT_AND_EXPR on sizetype arguments.
14644 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14645 POINTER_PLUS_EXPR for pointers and create the
14646 BIT_AND_EXPR in sizetype.
14647 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14648 instead of PLUS_EXPR for pointer addition.
14649 (rs6000_va_start): Likewise.
14650 Also use sizetype for the offset.
14651 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14652 as PLUS_EXPR/MINUS_EXPR.
14653 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14654 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14655 Don't use BIT_AND_EXPR on a pointer type, convert the
14656 expression to sizetype first.
14657 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14659 (mips_gimplify_va_arg_expr): Likewise.
14660 Don't create BIT_AND_EXPR in a pointer type.
14662 2007-06-15 Eric Christopher <echristo@apple.com>
14664 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14665 (x86_64-*-darwin*): Ditto.
14666 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14669 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14671 * doc/extend.texi: Document behavior of __attribute__((aligned))
14674 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14676 * rtlanal.c (note_stores): Improve documentation.
14678 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14680 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14681 LOCAL_LABEL_PREFIX): Delete.
14682 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14683 (bfin_internal_label): Delete.
14685 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14687 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14688 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14689 otherwise define to LIBGCC2_TF_CEXT.
14690 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14691 (LIBGCC_TF_CEXT): Ditto.
14694 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14696 PR rtl-optimization/32339
14697 * df-scan.c (df_uses_record): Don't modify flags but just add to
14698 it for df_ref_record.
14700 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14702 * tree-mudflap.c: Fix whitespace issues.
14704 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14706 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14708 2007-06-14 Eric Christopher <echristo@apple.com>
14710 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14711 (movv4sf): Use gcc_unreachable instead of abort.
14713 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14716 * config/i386/sfp-machine.h (CMPtype): New define.
14717 (mach stubs): Use CMPtype instead of int as a return type.
14719 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14721 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14722 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14723 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14724 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14725 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14726 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14727 config/soft-fp/soft-fp.h: Update from glibc CVS.
14729 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14731 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14733 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14736 * config/v850/v850.c: Include dataflow header file.
14737 (substitute_ep_register): Fix typo.
14739 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14741 * configure.ac: Fix earlier checkin.
14742 * configure: Regenerated.
14744 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14746 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14747 * aclocal.m4: Regenerate.
14748 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14749 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14750 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14751 * configure: Regenerate.
14752 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14754 * Makefile.in (quickstrap): Build libgcc too.
14756 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14758 * configure.ac: Add --enable-checking=df. Explicitly mention that
14759 the variables are initialized as for "release".
14760 * df-core.c: Use it.
14761 * configure: Regenerate.
14762 * config.in: Regenerate.
14764 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14766 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14767 validate_replace_rtx instead of replace_rtx.
14768 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14770 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14772 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14773 (DWARF2_UNWIND_INFO): Override default if configured with
14775 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14776 (ENDFILE_SPEC): Add crtend.o.
14777 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14778 (ENDFILE_SPEC): Add crtend.o.
14779 (TARGET_USE_JCR_SECTION): Define.
14780 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14782 * config/i386/cygming-crtbegin.c: New file.
14783 * config/i386/cygming-crtend.c: New file.
14785 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14787 * config/i386/w32-unwind.h: New file.
14789 2007-06-13 Eric Christopher <echristo@apple.com>
14791 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14792 the user set a value below STACK_BOUNDARY.
14794 2007-06-13 Thiemo Seufer <ths@networkno.de>
14796 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14797 imply -lpthread for -pthread.
14799 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14801 * basic-block.h: Remove the prototype for
14802 free_basic_block_vars.
14803 * cfglayout.h: Remove the prototype for
14804 insn_locators_initialize.
14805 * tree.h: Remove the prototype for emit_line_note.
14807 * tree-ssa-pre.c (mergephitemp): Remove.
14808 (init_pre): Don't use mergephitemp.
14810 2007-06-13 Eric Christopher <echristo@apple.com>
14812 * config/i386/i386.c (override_options): If we've specified
14813 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14815 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14817 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14820 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14822 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14823 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14824 (eh_store_handler): New pattern.
14825 (eh_return): Emit it instead of a plain move.
14827 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14829 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14830 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14831 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14834 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14836 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14837 (find_next_insn_start, find_load): New functions.
14838 (bfin_reorg): Use them to deal with the fact that parallel insns are
14839 no longer represented as a SEQUENCE.
14841 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14843 * config/sparc/sparc.c (sparc_override_options): Initialize
14844 fpu mask correctly.
14846 2007-06-13 Dave Korn <dave.korn@artimi.com>
14848 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14851 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14853 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14854 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14855 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14856 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14857 tree-vect-transform.c: Fix comment typos. Follow spelling
14860 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14862 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14863 to the exit block use set.
14864 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14865 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14866 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14868 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14870 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14871 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14872 to indicate an error.
14873 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14875 (dbg_cnt_process_opt): Print an error on a bad argument.
14876 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14877 * common.opt (-fdbg-cnt-list): New.
14878 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14880 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14882 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14883 flag on ref-all pointers.
14885 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14887 PR middle-end/31579
14888 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14889 for the offset with the modifier as EXPAND_INITIALIZER
14890 if the modifier is EXPAND_INITIALIZER.
14891 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14892 a register if we had an overflow.
14894 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14896 * real.c (real_isfinite): New.
14897 (real_sqrt): Use it.
14898 * real.h (real_isfinite): New.
14899 * builtins.c: Use it.
14901 2007-06-12 Ian Lance Taylor <iant@google.com>
14902 Daniel Berlin <dberlin@dberlin.org>
14905 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14906 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14907 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14908 (DECL_NO_TBAA_P): Define.
14909 (struct tree_decl_common): Add no_tbaa_flag field.
14910 * tree-ssa-structalias.c (struct variable_info): Add
14911 no_tbaa_pruning field.
14912 (new_var_info): Initialize no_tbaa_pruning field.
14913 (unify_nodes): Copy no_tbaa_pruning field.
14914 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14915 (dump_solution_for_var): Print no_tbaa_pruning flag.
14916 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14918 (compute_tbaa_pruning): New static function.
14919 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14920 Call compute_tbaa_pruning.
14921 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14922 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14923 * gimple-low.c (lower_stmt): Likewise.
14924 * tree-gimple.c (is_gimple_stmt): Likewise.
14925 * tree-ssa-operands.c (get_expr_operands): Likewise.
14926 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14927 * tree-inline.c (estimate_num_insns_1): Likewise.
14928 (copy_result_decl_to_var): Likewise.
14929 * expr.c (expand_expr_real_1): Likewise.
14930 * tree-pretty-print.c (dump_generic_node): Likewise.
14931 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14932 * omp-low.c (omp_copy_decl_2): Likewise.
14933 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14934 * doc/c-tree.texi (Expression trees): Document
14935 CHANGE_DYNAMIC_TYPE_EXPR.
14937 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14939 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14940 with !HONOR_NANS and !HONOR_INFINITIES.
14941 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14943 2007-06-12 Tristan Gingold <gingold@adacore.com>
14945 * gcov.c: Comments updated.
14946 (source_info): Add file_time field.
14947 (source_index): New variable.
14948 (mutiple_files): New variable.
14949 (generate_results): New function extracted from process_file.
14950 (process_file): Save and restore chain of functions, generate
14951 results and free structures only if not merging results.
14952 (release_structures): File names are now freed in create_file_names
14953 (create_file_names): Free previous file names.
14954 (find_source): File date is now read here and modifications in
14955 source files is checked here.
14956 (read_graph_file): Only reverse order of functions for the current
14958 (make_gcov_file_name): Do not generate long names if input_name is
14960 (output_lines): If merging results do not display graph, data and
14962 Checking source file modification is done in find_source.
14964 * doc/gcov.texi: Append an s to sourcefile.
14966 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14968 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14969 (forced_nop): New pattern.
14970 * config/bfin/bfin.c: Include "df.h".
14971 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14972 (bfin_discover_loop): Use df_get_live_in instead of
14973 global_live_at_start.
14974 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14975 df_analyze when done.
14976 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14977 the insns. Use QImode for the final insn in a bundle. Call
14978 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14980 (reorder_var_tracking_notes): New function.
14981 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14982 update_life_info. Call df_analyze after scheduling and bundle
14983 generation. Call reorder_var_tracking_notes if generating these
14984 notes. Call df_finish_pass at the end.
14986 2007-06-12 Dirk Mueller <dmueller@suse.de>
14988 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14989 a comparison, not an assignment.
14991 2007-06-12 Olivier Hainque <hainque@adacore.com>
14993 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
14994 Request walking the subtrees only, leaving the current is_lhs/val_only
14996 (convert_non_local_reference): Likewise.
14998 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15000 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15002 2007-06-12 Richard Guenther <rguenther@suse.de>
15004 PR tree-optimization/15353
15005 PR tree-optimization/31657
15006 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15007 * timevar.def: Add TV_TREE_IFCOMBINE.
15008 * tree-pass.h (pass_tree_ifcombine): Declare.
15009 * tree-ssa-ifcombine.c: New file.
15010 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15011 * tree-flow.h (blocks_in_phiopt_order): Declare.
15012 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15013 (tree-ssa-ifcombine.o): New dependencies.
15015 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15017 PR rtl-optimization/32293
15018 * combine.c (simplify_if_then_else): Truncate return from
15019 nonzero_bits() to correct mode.
15021 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15023 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15024 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15026 2007-06-11 Diego Novillo <dnovillo@google.com>
15028 * Makefile.in (reload1.o-warn): Remove.
15030 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15032 * combine.c (subst): Use reg_overlap_mentioned_p
15033 instead of comparing register numbers directly.
15035 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15037 * reload1.c (mark_home_live_1): Use the mode parameter.
15039 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15041 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15042 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15044 * df-core.c: Ditto.
15046 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15048 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15050 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15052 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15053 from integer registers.
15054 (FP mode splitters): Handle TFmode.
15056 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15058 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15059 for ref-all pointers that point-to anything.
15061 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15063 * config/arm/arm.c (arm_output_dwarf_dtprel,
15064 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15066 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15068 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15069 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15072 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15074 * tree.c (signed_or_unsigned_type_for): New.
15075 (unsigned_type_for): Use signed_or_unsigned_type_for.
15076 (signed_type_for): Use signed_or_unsigned_type_for.
15077 * tree.h (signed_or_unsigned_type_for): New.
15078 (get_signed_or_unsigned_type): Remove.
15079 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15080 lang_hooks.types.signed_type
15081 (size_diffop): Likewise.
15082 (all_ones_mask_p): Likewise.
15083 (build_range_check): Likewise.
15084 (fold_cond_expr_with_comparison): Likewise.
15085 (fold_cond_expr_with_comparison): Likewise.
15086 (unextend): Likewise.
15087 (extract_muldiv_1): Likewise.
15088 (fold_single_bit_test_into_sign_test): Likewise.
15089 (fold_binary): Likewise.
15090 (fold_ternary): Likewise.
15091 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15092 instead of get_signed_or_unsigned_type.
15093 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15094 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15095 * expr.c (signed_or_unsigned_type_for): Use
15096 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15097 * langhooks.c (get_signed_or_unsigned_type): Remove.
15098 (lhd_signed_or_unsigned_type): Remove.
15099 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15100 signed_or_unsigned_type.
15101 (lhd_signed_or_unsigned_type): Remove.
15102 * expmed.c (make_tree): Use signed_type_for instead of
15103 lang_hooks.types.signed_type.
15104 * c-common.c (same_scalar_type_ignoring_signedness): Use
15105 c_common_signed_type instead of lang_hooks.types.signed_type.
15106 (c_common_unsigned_type): New.
15107 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15108 (shorten_compare): Use c_common_unsigned_type instead of
15109 c_common_signed_or_unsigned_type.
15110 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15112 * convert.c (convert_to_integer): Use signed_type_for instead of
15113 lang_hooks.types.signed_type.
15114 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15115 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15116 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15117 * c-format.c (check_format_types): Use c_common_unsigned_type
15118 instead of unsigned_type_for.
15119 * c-decl.c (groakdeclarator): Likewise.
15120 * c-typeck.c (convert_for_assignment): Likewise.
15121 * c-common.h (c_common_unsigned_type): New.
15123 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15126 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15127 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15129 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15131 PR middle-end/32279
15132 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15133 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15135 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15136 Sebastian Pop <sebpop@gmail.com>
15138 * lambda-code.c (remove_iv): New.
15139 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15141 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15143 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15144 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15145 * tree-ssa-loop-prefetch.c: Include optabs.h.
15146 (FENCE_FOLLOWING_MOVNT): New macro.
15147 (struct mem_ref): Add independent_p and storent_p fields.
15148 (record_ref): Initalize the new fields.
15149 (gather_memory_references_ref): Return true if the reference
15151 (gather_memory_references): Check whether all memory accesses
15152 in loop were recorded.
15153 (should_issue_prefetch_p): Return false for nontemporal stores.
15154 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15155 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15156 (determine_loop_nest_reuse): Detect independent memory references.
15157 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15158 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15159 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15160 * config/i386/i386.h (x86_mfence): Declare.
15161 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15162 * config/i386/i386.c (x86_mfence): New variable.
15163 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15165 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15166 * optabs.c (init_optabs): Initialize storent_optab.
15167 * optabs.h (enum optab_index): Add OTI_storent.
15168 (storent_optab): Declare.
15169 * genopinit.c (optabs): Add initialization for storent_optab.
15170 * tree.h (MOVE_NONTEMPORAL): New macro.
15171 * expr.c (expand_assignment, store_expr, store_constructor_field,
15172 store_constructor, store_field, expand_expr_real_1): Propagate
15173 nontemporality of the expanded store.
15174 (emit_storent_insn): New function.
15175 * expr.h (expand_assignment, store_expr): Declaration changed.
15176 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15177 to expand_assignment.
15178 * stmt.c (expand_asm_expr): Ditto.
15179 * calls.c (initialize_argument_information): Pass false as
15180 nontemporality to store_expr.
15181 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15184 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15186 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15188 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15190 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15192 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15193 and allow DECL_P here.
15195 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15197 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15198 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15199 track of the size of the expression.
15200 * cfghooks.c (merge_blocks): Remove block from loops structure only
15201 after call of the merge_blocks hook.
15203 2007-06-09 Tom Tromey <tromey@redhat.com>
15205 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15206 (deprecated_state): Removed.
15207 (start_decl): Update.
15208 (enum deprecated_states): Moved earlier.
15209 (groktypename): Update.
15210 (push_parm_decl): Likewise.
15211 (grokfield): Likewise.
15212 (start_function): Likewise.
15214 2007-06-09 Ian Lance Taylor <iant@google.com>
15216 PR tree-optimization/32169
15217 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15218 CONVERT_EXPR, check whether min and max both converted to an
15219 overflow infinity representation.
15221 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15223 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15224 not inserted on the edge.
15226 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15228 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15229 instructions if they are supported.
15230 (__divsi3, __umodsi3, __modsi3): Likewise.
15231 (__ashldi3, __ashrdi3, __lshrdi3): New.
15232 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15234 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15235 Tony Linthicum <tony.linthicum@amd.com>
15237 * doc/invoke.texi: Add fvect-cost-model flag.
15238 * common.opt (fvect-cost-model): New flag.
15239 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15240 cost fields in stmt_vec_info struct for STMT.
15241 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15242 fields in stmt_vec_info struct and access functions for the same.
15243 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15244 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15245 load, store and vector to scalar operation.
15246 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15247 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15248 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15249 (TARG_VEC_STORE_COST): Define cost of vector store.
15250 (vect_estimate_min_profitable_iters): Define new function.
15251 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15252 check to evaluate if loop iterations are less than minimum profitable
15253 iterations determined by cost model or minimum vect loop bound defined
15254 by user, whichever is more conservative.
15255 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15256 run-time check to evaluate if loop iterations are less than minimum
15257 profitable iterations determined by cost model or minimum vect loop
15258 bound defined by user, whichever is more conservative.
15259 (vect_estimate_min_profitable_iterations): New function to estimate
15260 mimimimum iterartions required for vector version of loop to be
15261 profitable over scalar version.
15262 (vect_model_reduction_cost): New function.
15263 (vect_model_induction_cost): New function.
15264 (vect_model_simple_cost): New function.
15265 (vect_cost_strided_group_size): New function.
15266 (vect_model_store_cost): New function.
15267 (vect_model_load_cost): New function.
15268 (vectorizable_reduction): Call vect_model_reduction_cost during
15270 (vectorizable_induction): Call vect_model_induction_cost during
15272 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15273 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15274 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15275 vectorizable_promotion, vectorizable_demotion): Call
15276 vect_model_simple_cost during analysis phase.
15278 2007-06-08 Simon Baldwin <simonb@google.com>
15280 * reg-stack.c (get_true_reg): Readability change. Moved default case
15281 label into direct switch statement scope.
15283 2007-06-08 Simon Baldwin <simonb@google.com>
15285 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15286 in gcc_assert() with '==' comparison.
15288 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15290 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15291 TARGET_ABM handling of x86_popcnt variable.
15293 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15295 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15296 __builtin_copysignq and __builtin_infq built-in functions.
15298 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15300 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15301 SSE4.2 section. Correct built-in function names in SSE4A section.
15303 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15305 PR tree-optimization/32243
15306 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15307 for ncopies after ratio check between nunits_out and nunits_in.
15308 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15310 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15312 PR tree-optimization/32224
15313 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15314 vectorization upon a non GIMPLE_MODIFY_STMT.
15316 2007-06-08 Christian Bruel <christian.bruel@st.com>
15319 * config/sh/sh.md (doloop_end): New pattern and splitter.
15320 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15322 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15324 PR middle-end/32209
15325 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15327 (verify_dominators): Do not change dominance tree.
15329 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15331 * config/sh/constraints.md: New file.
15332 * config/sh/sh.c: Include tm-constrs.h.
15333 (reg_class_from_letter): Remove.
15334 (prepare_cbranch_operands): Use satisfies_constraint_*
15335 function instead of macro.
15336 (andcosts, broken_move, sh_secondary_reload): Likewise.
15337 * config/sh/predicates.md (trapping_target_operand): Likewise.
15338 (and_operand, arith_operand, arith_reg_or_0_operand,
15339 cmp_operand, logical_operand, target_operand,
15340 ua_address_operand, ua_offset, xor_operand): Likewise.
15341 * config/sh/sh.md: Include constraints.md.
15342 (*movsicc_t_false): Use satisfies_constraint_* function
15344 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15345 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15346 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15347 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15348 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15349 (REG_CLASS_FROM_CONSTRAINT): Remove.
15350 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15351 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15352 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15353 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15354 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15355 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15356 function instead of macro.
15357 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15358 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15359 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15360 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15361 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15362 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15363 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15364 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15365 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15366 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15367 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15368 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15369 EXTRA_CONSTRAINT_STR): Likewise.
15370 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15372 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15374 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15376 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15379 * c-common.h (flag_cpp0x): Replaced by...
15380 (cxx_dialect): ... this new variable specifying the C++ dialect that
15382 * c-common.c (flag_cpp0x): Removed.
15383 (cxx_dialect): Defined.
15384 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15386 * c-opts.c (c_common_post_options): Likewise.
15387 (set_std_cxx98): Set cxx_dialect to cxx98.
15388 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15390 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15391 Hui-May Chang <hm.chang@apple.com>
15393 * doc/invoke.texi (Darwin Options): Update documentation for
15394 -mmacosx-version-min.
15395 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15396 * config/darwin-driver.c: New file.
15397 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15398 * config/t-darwin (darwin-driver.o): New rule.
15400 * config/darwin-c.c (version_as_macro): Ignore low digit.
15402 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15404 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15405 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15406 (CSGNMODE): New mode macro.
15407 (CSGNVMODE): New mode attribute.
15408 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15409 expander using CSGNMODE mode macro. Handle TFmode.
15410 (copysign<mode>3_const): Rename from copysignsf3_const and
15411 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15413 (copysign<mode>3_var): Rename from copysignsf3_var and
15414 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15416 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15417 mode macro. Handle TFmode.
15418 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15419 (iortf3, *iortf3): Ditto.
15420 (xortf3, *xortf3): Ditto.
15421 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15422 TFmode and TImode masks.
15423 (ix86_expand_copysign): Expand TFmode copysign insn.
15424 (IX86_BUILTIN_INFQ): New.
15425 (IX86_BUILTIN_FABSQ): Ditto.
15426 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15427 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15428 [__builtin_fabsq]: Ditto.
15429 [__builtin_copysignq]: Ditto.
15430 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15431 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15432 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15433 ix86_expand_binop_builtin().
15435 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15437 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15439 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15442 * rtl.h (push_to_sequence2): New.
15443 * emit-rtl.c (push_to_sequence2): New.
15444 * function.c (assign_parm_data_all): Add new fields.
15445 (assign_parm_setup_block): Call push_to_sequence2 instead of
15447 (assign_parm_setup_reg): Ditto.
15448 (assign_parm_setup_stack): Ditto.
15449 (assign_parms_unsplit_complex): Ditto.
15450 (assign_parms): Change field name.
15452 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15454 PR tree-optimization/32220
15455 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15456 phi node is reached before defining statement.
15458 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15461 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15462 after changing the right hand side of the assignment.
15464 2007-06-06 Eric Christopher <echristo@apple.com>
15466 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15467 (x86_64-*-darwin*): Ditto.
15468 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15469 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15471 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15473 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15474 coding conventions.
15475 (add_key): Likewise.
15476 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15477 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15479 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15481 (add_cost_one_coalesce): Likewise.
15482 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15483 variable names. Rename orig to orig_name for consistency.
15484 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15485 coding conventions.
15486 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15488 (record_equivalences_from_stmt): Likewise.
15489 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15490 the coding conventions.
15491 (memory_ssa_name_same): Likewise.
15492 (dse_optimize_stmt): Likewise.
15493 (dse_record_phis): Likewise.
15494 (dse_finalize_block): Likewise.
15495 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15496 keywords as variable names.
15497 (may_move_till): Cast according to the coding conventions.
15498 (force_move_till_expr): Avoid using C++ keywords as variable names.
15499 (force_move_till): Cast according to the coding conventions.
15500 (memref_hash): Likewise.
15501 (memref_eq): Likewise.
15502 (gather_mem_refs_stmt): Likewise.
15503 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15504 using C++ keywords as variable names.
15505 (idx_find_step): Cast according to the coding conventions.
15506 (idx_record_use): Likewise.
15507 (find_depends): Likewise.
15508 (prepare_decl_rtl): Likewise.
15509 (mbc_entry_hash): Likewise.
15510 (mbc_entry_eq): Likewise.
15511 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15512 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15513 (idx_infer_loop_bounds): Cast according to the coding conventions.
15514 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15515 * tree-ssa-math-opts.c (occ_new ): Likwise.
15516 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15518 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15520 (add_use_op): Likewise.
15521 (add_vop): Likewise.
15522 (add_vuse_op): Likewise.
15523 (add_vdef_op): Likewise.
15524 (get_expr_operands): Likewise.
15525 (push_stmt_changes): Use type safe memory macros.
15526 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15527 keywords as variable names.
15528 (conditional_replacement): Likewise.
15529 (minmax_replacement): Likewise.
15530 (abs_replacement): Likewise.
15531 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15532 coding conventions.
15533 (insert_fake_stores): Avoid using C++ keywords as variable names.
15534 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15536 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15537 (heapvar_insert): Use type safe memory macros.
15538 (new_var_info): Cast according to the coding conventions.
15539 (new_constraint): Likewise.
15540 (remove_preds_and_fake_succs): Use type safe memory macros.
15541 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15543 (thread_single_edge): Likewise.
15544 (thread_through_loop_header): Likewise.
15546 2007-06-06 Eric Christopher <echristo@apple.com>
15548 * config/i386/i386.c (override_options): Move handling
15549 of TARGET_SUBTARGET* earlier.
15551 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15553 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15556 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15558 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15559 emited outside of basic block.
15560 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15561 the created blocks.
15562 * rtl.h (delete_insn_chain): Declaration changed.
15563 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15565 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15566 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15567 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15568 to delete_insn_chain.
15569 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15570 do not have bb field set.
15571 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15573 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15574 * cfgcleanup.c (try_optimize_cfg): Ditto.
15576 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15578 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15579 (lambda_body_vector_new): Use type safe memory macros.
15580 (lambda_linear_expression_new): Likewise.
15581 (lambda_loopnest_new): Likewise.
15582 (lambda_lattice_new): Likewise.
15583 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15584 conventions. Use type safe memory macros.
15585 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15586 (lambda_body_vector_s): Likewise.
15587 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15588 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15590 2007-06-06 Richard Guenther <rguenther@suse.de>
15592 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15593 if we need to schedule cfg_cleanup.
15594 (tree_ssa_forward_propagate_single_use_vars): Do so.
15596 2007-06-06 Ian Lance Taylor <iant@google.com>
15598 * fold-const.c (merge_ranges): If range_successor or
15599 range_predecessor fail, just return 0.
15601 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15603 PR tree-optimization/32216
15604 * tree-vectorizer.c (supportable_widening_operation): Determine
15605 signedness of FIX_TRUNC_EXPR from output operand.
15606 (supportable_narrowing_operation): Ditto.
15607 * tree-vect-generic.c (expand_vector_operations_1): Determine
15608 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15609 from input operand.
15611 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15613 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15614 (struct pta): ...from here. Change flags to unsigned to avoid
15615 excessive casting (as it is used as a bit mask).
15616 (override_options): Add casts according to the coding convenventions.
15617 (x86_64_elf_unique_section): Likewise.
15618 (examine_argument): Avoid using C++ keywords as variable names.
15619 (construct_container): Likewise.
15620 (legitimize_pic_address): Likewise.
15621 (get_dllimport_decl): Cast according to the coding conventions. Use
15622 type safe memory macros.
15623 (legitimize_address): Cast according to the coding conventions.
15624 (emit_i387_cw_initialization): Corrected the type of slot to enum
15626 (ix86_init_machine_status): Use type safe memory macros.
15627 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15628 (bdesc_pcmpistr): Likewise.
15629 (bdesc_crc32): Likewise.
15630 (bdesc_sse_3arg): Likewise.
15631 (bdesc_2arg): Likewise.
15632 (bdesc_1arg): Likewise.
15633 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15634 (ix86_expand_sse_pcmpistr): Likewise.
15635 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15636 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15637 int to match the langhook definition.
15638 (ix86_builtin_conversion): Change the type of code to unsigned init to
15639 match the langhook definition.
15640 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15642 (ix86_preferred_output_reload_class): Likewise.
15643 (ix86_cannot_change_mode_class): Likewise.
15644 (ix86_memory_move_cost): Likewise.
15645 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15646 avoid excessive casting later on.
15647 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15649 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15651 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15652 as flags setting insn.
15653 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15655 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15657 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15658 (UNSPEC_ROUND): New.
15659 ("sse4_1_round<mode>2"): New insn pattern.
15660 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15662 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15663 expander using SSEMODEF mode macro. Expand using
15664 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15665 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15666 expander using SSEMODEF mode macro. Expand using
15667 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15668 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15669 expander using SSEMODEF mode macro. Expand using
15670 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15671 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15672 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15673 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15676 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15677 Sebastian Pop <sebpop@gmail.com>
15679 * lambda.h (build_linear_expr): New.
15680 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15681 Use build_linear_expr, call fold and force_gimple_operand.
15682 (lambda_loopnest_to_gcc_loopnest): Check that there is
15683 something to insert.
15684 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15686 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15688 PR preprocessor/23479
15689 * doc/extend.texi: Document the 0b-prefixed binary integer
15690 constant extension.
15692 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15694 PR tree-optimization/32215
15695 * tree-vectorizer.c (supportable_widening_operation): Return false
15696 for unsupported FIX_TRUNC_EXPR tree code.
15697 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15699 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15701 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15702 register on SPE targets. Change documentation to reflect
15704 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15705 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15706 out of the register allocation pool.
15707 (rs6000_reg_live_or_pic_offset_p): New function.
15708 (rs6000_emit_prologue): Move the actual saving of LR up to free
15709 r0 for holding r11. Split saving of SPE 64-bit registers into
15710 its own case. Ensure that offsets will always be in-range for
15711 'evstdd' by using r11 as a scratch register to point at the start
15712 of the SPE save area. Save r11 if necessary, as it is the static
15714 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15715 into its own case. Ensure that offsets will always be in-range
15716 for 'evldd' by using r11 as a scratch register to point at the
15717 start of the SPE save area. Also adjust r11 when restoring
15718 the stack pointer to compensate for pre-loading r11.
15720 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15722 * cfg.c (init_flow): Use type safe memory macros.
15723 (alloc_block): Likewise.
15724 (unchecked_make_edge): Likewise.
15725 (dump_flow_info): Avoid using C++ keywords as variable names.
15726 (copy_original_table_clear): Cast according to the coding conventions.
15727 (copy_original_table_set): Likewise.
15728 * cfgexpand (label_rtx_for_bb): Likewise.
15729 (expand_gimple_basic_block): Likewise.
15730 * cfghooks.c (dump_bb): Likewise.
15731 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15733 (lv_add_condition_to_bb): Likewise.
15734 * cfglayout (relink_block_chain): Cast according to the coding
15736 (fixup_reorder_chain): Likewise.
15737 (fixup_fallthru_exit_predecessor): Likewise.
15738 * cfgloop.c (glb_enum_p): Likewise.
15739 (get_exit_description): Likewise.
15740 (dump_recorded_exit): Likewise.
15741 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15742 (struct loop): ... from here.
15743 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15745 * cfgrtl.c (rtl_create_basic_block): Likewise.
15746 (rtl_split_block): Likewise.
15747 (rtl_dump_bb): Likewise.
15748 (cfg_layout_split_block): Likewise.
15749 (init_rtl_bb_info): Use typesafe memory macros.
15751 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15752 * graphds.h: Updated all usages of edge to graph_edge.
15753 * graphds.c: Likewise.
15754 * cfgloopanal.c: Likewise.
15756 2007-06-05 Ian Lance Taylor <iant@google.com>
15758 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15759 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15760 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15762 (test_for_singularity): Likewise.
15764 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15766 * config/i386/constraints.md ("Y2"): Replaced by ...
15768 * config/i386/i386.md: Likewise.
15769 * config/i386/mmx.md: Likewise.
15770 * config/i386/sse.md: Likewise.
15772 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15774 * config/i386/constraints.md ("z"): Replaced by ...
15776 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15777 (sse4_1_blendvps): Likewise.
15778 (sse4_1_pblendvb): Likewise.
15779 (sse4_2_pcmpestr): Likewise.
15780 (sse4_2_pcmpestrm): Likewise.
15781 (sse4_2_pcmpestr_cconly): Likewise.
15782 (sse4_2_pcmpistr): Likewise.
15783 (sse4_2_pcmpistrm): Likewise.
15784 (sse4_2_pcmpistr_cconly): Likewise.
15786 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15788 * matrix-reorg.c (transform_access_sites): Fix computation.
15789 (transform_allocation_sites): Same.
15791 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15793 * config/i386/i386.c (override_options): Use
15794 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15796 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15798 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15799 (nonimm_not_xmm0_operand): Ditto.
15800 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15801 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15802 as operand[2] predicate. Require "z" class XMM register for
15803 operand[3]. Adjust asm template.
15804 ("sse4_1_blendvpd"): Ditto.
15805 ("sse4_1_pblendvb"): Ditto.
15806 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15807 force op2 into xmm0 register for variable blend instructions.
15809 2007-06-04 Tom Tromey <tromey@redhat.com>
15811 * c-tree.h (start_enum): Update.
15812 (build_enumerator): Likewise.
15813 * c-decl.c (enum_next_value): Removed.
15814 (enum_overflow): Likewise.
15815 (start_enum): Add c_enum_contents argument. Don't use globals.
15816 (build_enumerator): Likewise.
15817 * c-tree.h (struct c_enum_contents): New struct.
15819 2007-06-04 Tom Tromey <tromey@redhat.com>
15821 * c-common.c (c_common_get_alias_set): Fix indentation.
15823 2007-06-04 Ian Lance Taylor <iant@google.com>
15825 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15826 to overflow, reduce overflow infinity to regular infinity.
15827 (vrp_var_may_overflow): New static function.
15828 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15830 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15832 * stor-layout.c (layout_type): Remove duplicate code.
15834 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15837 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15838 before build_common_builtin_nodes ().
15840 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15843 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15845 2007-06-04 Jan Hubicka <jh@suse.cz>
15847 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15848 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15849 instead of _stat version.
15851 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15853 PR tree-optimization/32194
15854 * tree-predcom.c (determine_offset): Check that both references have
15857 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15859 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15860 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15861 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15862 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15863 Add argument to iterate_fix_dominators call.
15864 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15865 * gcse.c (hoist_code): Change domby to vector.
15866 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15867 Add argument to iterate_fix_dominators call.
15868 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15869 recompute_dominator.
15870 * lambda-code.c (perfect_nestify): Ditto.
15871 * cfgloopanal.c: Include graphds.h.
15872 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15873 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15874 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15876 * graphds.c: New file.
15877 * graphds.h: New file.
15878 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15879 (get_dominated_by, get_dominated_by_region): Change return type to
15881 (verify_dominators): Recompute all dominators and compare the results.
15882 (recount_dominator): Renamed to ...
15883 (recompute_dominator): ... this. Do not check that the block is
15884 dominated by entry.
15885 (iterate_fix_dominators): Reimplemented.
15886 (prune_bbs_to_update_dominators, root_of_dom_tree,
15887 determine_dominators_for_sons): New functions.
15888 * et-forest.c (et_root): New function.
15889 * et-forest.h (et_root): Declare.
15890 * Makefile.in (graphds.o): Add.
15891 (cfgloopanal.o): Add graphds.h dependency.
15892 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15893 * basic-block.h (get_dominated_by, get_dominated_by_region,
15894 iterate_fix_dominators): Declaration changed.
15895 (recount_dominator): Renamed to ...
15896 (recompute_dominator): ... this.
15897 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15898 (thread_through_all_blocks): Do not free dominance info.
15900 2007-06-03 Andreas Schwab <schwab@suse.de>
15902 * config/m68k/m68k.c (override_options): Don't override
15904 * config/m68k/m68k-modes.def (SF, DF): Define to use
15905 motorola_single_format and motorola_double_format, resp.
15906 * real.c (motorola_single_format): Renamed from
15907 coldfire_single_format.
15908 (motorola_double_format): Renamed from coldfire_double_format.
15909 (encode_ieee_extended): Generate a proper canonical NaN image
15910 respecting canonical_nan_lsbs_set.
15911 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15913 * real.h: Adjust declarations.
15915 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15918 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15919 the symbol is generated with the stack protector.
15921 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15923 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15924 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15926 * doc/extend.texi (interrupt): Mention m68k.
15928 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15930 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15931 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15932 (ix86_expand_sse_pcmpestr): Do not check operands for
15933 "register_operand", when insn operand predicate is "register_operand".
15934 (ix86_expand_sse_pcmpistr): Ditto.
15936 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15937 Uros Bizjak <ubizjak@gmail.com>
15939 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15940 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15941 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15942 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15943 * config/i386/constraints.md ("z"): New register constraint
15944 for members of SSE_FIRST_REG class.
15945 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15946 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15947 SSE_FIRST_REG class.
15948 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15949 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15950 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15951 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15952 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15953 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15954 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15955 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15956 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15957 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15958 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15959 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15960 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15961 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15962 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15963 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15964 (struct builtin_description): Change "flag" field to unsigned.
15965 (bdesc_pcmpestr): New builtin description table.
15966 (bdesc_pcmpistr): Likewise.
15967 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15968 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15969 Initialize pcmp[ei]str[im] insns for SSE4.2.
15970 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15971 (ix86_expand_sse_pcmpistr): Likewise.
15972 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15973 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15974 (UNSPEC_PCMPISTR): Likewise.
15975 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15976 (sse4_2_pcmpestri):New isns pattern.
15977 (sse4_2_pcmpestrm): Likewise.
15978 (sse4_2_pcmpestr_cconly): Likewise.
15979 (sse4_2_pcmpistr): New insn patern and splitter.
15980 (sse4_2_pcmpistri):New isns pattern.
15981 (sse4_2_pcmpistrm): Likewise.
15982 (sse4_2_pcmpistr_cconly): Likewise.
15983 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15986 2007-06-01 David Daney <ddaney@avtrex.com>
15988 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15989 LOADGP_ABSOLUTE and not binds_local_p.
15991 2007-06-01 Geoffrey Keating <geoffk@apple.com>
15993 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
15995 2007-06-01 Ian Lance Taylor <iant@google.com>
15997 * tree-vrp.c (compare_name_with_value): Always set
15998 used_strict_overflow if we get a result from the variable itself.
16000 2007-06-01 Ian Lance Taylor <iant@google.com>
16002 PR rtl-optimization/31455
16003 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16004 subregs which have a cast between modes which are not tieable.
16006 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16008 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16009 breaks after return statements.
16011 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16013 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16014 only after no_new_pseudos.
16016 2007-05-31 Eric Christopher <echristo@apple.com>
16018 * expr.c (convert_move): Assert that we don't have a BLKmode
16020 (store_expr): Handle BLKmode moves by calling emit_block_move.
16022 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16024 * c-typeck.c (build_indirect_ref): Include type in error message.
16025 (build_binary_op): Pass types to binary_op_error.
16026 * c-common.c (binary_op_error): Take two type arguments, print out
16028 * c-common.h (binary_op_error): Update prototype.
16030 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16032 * config/i386/i386.c: Correct coments on -mno-sse4.
16034 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16036 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16037 (x86_64-*-*): Likewise.
16038 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16039 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16040 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16041 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16042 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16043 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16044 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16045 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16046 (OPTION_MASK_ISA_SSE4): Likewise.
16047 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16048 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16049 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16050 (override_options): Support SSE4.2.
16051 (ix86_build_const_vector): Support SImode and DImode.
16052 (ix86_build_signbit_mask): Likewise.
16053 (ix86_expand_int_vcond): Support V2DImode.
16054 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16055 (IX86_BUILTIN_CRC32HI): Likewise.
16056 (IX86_BUILTIN_CRC32SI): Likewise.
16057 (IX86_BUILTIN_CRC32DI): Likewise.
16058 (IX86_BUILTIN_PCMPGTQ): Likewise.
16059 (bdesc_crc32): Likewise.
16060 (bdesc_sse_3arg): Likewise.
16061 (ix86_expand_crc32): Likewise.
16062 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16063 (ix86_expand_builtin): Likewise.
16064 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16065 __SSE4_2__ for -msse4.2.
16066 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16067 (CRC32MODE): Likewise.
16068 (crc32modesuffix): Likewise.
16069 (crc32modeconstraint): Likewise.
16070 (sse4_2_crc32<mode>): Likewise.
16071 (sse4_2_crc32di): Likewise.
16072 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16074 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16075 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16076 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16077 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16078 (vcondu<mode>): Likewise.
16079 * doc/extend.texi: Document SSE4.2 built-in functions.
16080 * doc/invoke.texi: Document -msse4.2/-msse4.
16082 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16084 PR tree-optimization/32160
16085 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16086 variable as gimple reg.
16087 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16089 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16091 * gcc.c (main): Don't consider linker options when issuing the
16092 warning about a linker input file not being used.
16094 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16096 * tree-vrp.c (compare_names): Initialize sop.
16098 2007-05-30 Dirk Mueller <dmueller@suse.de>
16100 * cgraphunit.c (cgraph_analyze_function): Remove
16101 computation of inline parameters.
16103 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16105 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16107 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16109 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16110 Add vx-common.h. Include vxworks.h between vx-common.h and
16112 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16114 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16115 (TARGET_ASM_DESTRUCTOR): Likewise.
16116 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16117 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16118 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16119 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16120 (VXWORKS_ENDIAN_SPEC): Define.
16121 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16122 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16123 VXWORKS_* equivalents.
16124 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16125 (ASM_FILE_START): Delete.
16126 (TARGET_VERSION): Reformat.
16127 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16128 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16129 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16130 (FPBIT, DPBIT): Define.
16131 (fp-bit.c, dp-bit.c): New rules.
16132 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16133 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16134 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16135 * config/arm/arm.h: Include vxworks-dummy.h.
16136 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16137 Mark with ATTRIBUTE_UNUSED.
16138 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16139 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16140 make it incompatible with -msingle-pic-base.
16141 (arm_function_ok_for_sibcall): Return false for calls that might
16142 go through a VxWorks PIC PLT entry.
16143 (require_pic_register): New function, split out from...
16144 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16146 (arm_load_pic_register): Handle the VxWorks RTP initialization
16147 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16148 (arm_emit_call_insn): New function.
16149 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16150 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16151 (pic_offset_arm): New pattern.
16152 (call, call_value): Use arm_emit_call_insn.
16153 (call_internal, call_value_internal): New expanders.
16154 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16155 VxWorks unless __PIC__.
16157 2007-05-30 Eric Christopher <echristo@gmail.com>
16159 * genrecog.c: Include regs.h in generated file.
16160 * genemit.c: Ditto. Fix up formatting.
16161 * config/mn10300/constraints.md: New.
16162 * config/mn10300/mn10300.md: Include.
16163 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16164 Fix up for removed macro.
16165 * config/mn10300/predicates.md (call_address_operand): Ditto.
16166 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16167 (CONST_OK_FOR_I): Ditto.
16168 (CONST_OK_FOR_J): Ditto.
16169 (CONST_OK_FOR_K): Ditto.
16170 (CONST_OK_FOR_L): Ditto.
16171 (CONST_OK_FOR_M): Ditto.
16172 (CONST_OK_FOR_N): Ditto.
16173 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16177 (EXTRA_CONSTRAINT): Ditto.
16179 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16181 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16183 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16184 OPTION_MASK_ISA_64BIT.
16185 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16187 2007-05-30 Richard Guenther <rguenther@suse.de>
16189 PR middle-end/32152
16190 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16191 types for comparison.
16192 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16193 with original typed arguments.
16194 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16196 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16198 PR tree-optimization/31769
16199 * except.c (duplicate_eh_regions): Clear prev_try if
16200 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16202 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16204 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16205 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16206 bsi of the location where statements should be inserted.
16207 (sink_code_in_bb): Take bsi from statement_sink_location.
16208 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16209 instead of bsi_start.
16210 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16212 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16213 (bsi_move_before): Document inconsistency with bsi_move_after.
16214 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16216 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16218 * config/i386/i386.h (TARGET_ABM): New define.
16219 (TARGET_POPCNT): Ditto.
16220 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16221 New temporary defines to redefine from OPTION_ISA_* defines.
16222 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16223 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16224 (ix86_isa_flags): New extern int declaration.
16225 (TARGET_SUBTARGET_DEFAULT): New define.
16226 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16227 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16228 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16229 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16230 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16231 * config/i386/darwin.h: Change TARGET_64BIT define to
16234 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16235 using existing "ix86_isa_flags" varible.
16236 (m32, m64): Use existing "ix86_isa_flags" variable.
16237 (mmmx, m3dnow): Ditto.
16238 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16239 (mabm): Define as non-negative option using "x86_abm" variable.
16240 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16242 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16243 Rewrite feature test bitmap.
16244 (ix86_isa_flags): New initialized global int varible.
16245 (ix86_isa_flags_explicit): New static int variable.
16246 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16247 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16248 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16249 target_flags_explicit.
16250 (override_options): Remove "target_enable" and "target_disable" fields
16251 from "struct ptt". Update processor_target_table accordingly. Remove
16252 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16253 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16254 "target_flags" and "ix86_isa_flags_explicit" instead of
16255 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16256 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16257 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16258 to true when either of PTA_POPCNT or PTA_ABM is set in
16259 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16260 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16261 processor_alias_table flags entry. Remove handling of
16262 "target_enable" and "target_disable" fields of processor_target_table.
16263 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16264 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16265 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16266 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16267 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16269 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16271 2007-05-29 David Daney <ddaney@avtrex.com>
16274 * config/mips/mips.c (mips_output_mi_thunk): Emit
16275 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16277 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16278 * config/i386/i386.c (ix86_function_regparm): Added checking of
16279 ix86_force_align_arg_pointer to determine the number of
16280 register parameters.
16282 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16284 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16285 (SET_DR_MISALIGNMENT): New.
16286 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16287 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16288 Use SET_DR_MISALIGNMENT.
16289 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16291 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16292 find_loop_nest): Export.
16293 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16294 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16295 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16296 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16298 (struct mem_ref): Add field reuse_distance.
16299 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16300 Initialize reuse_distance field.
16301 (issue_prefetch_ref): Select temporality of prefetch according to
16303 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16304 self_reuse_distance, determine_loop_nest_reuse): New functions.
16305 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16306 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16307 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16310 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16312 * tree-ssa-alias.c: Add aliasing overview.
16314 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16315 Danny Smith <dannysmith@users.sourceforge.net>
16318 * config/i386/t-crtfm: Compile crtfastmath.o with
16319 -minline-all-stringops.
16320 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16321 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16323 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16325 * doc/md.texi: Document constraints on HP PA-RISC.
16327 * pa/constraints.md: New file.
16328 * pa.md: Include constraints.md.
16329 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16330 (integer_store_memory_operand, ldil_cint_p): New functions.
16331 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16332 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16333 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16334 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16335 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16337 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16340 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16341 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16342 case POSTDECREMENT_EXPR>): Return the error_mark_node
16343 if either the real or imaginary parts would an
16346 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16348 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16349 name when we remove it from a call.
16351 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16353 * targhooks.c (default_narrow_bitfield): Remove.
16354 * targhooks.h: Remove the prototype for
16355 default_narrow_bitfield.
16357 * langhooks-def.h: Remove the prototype for
16358 hook_get_alias_set_0.
16359 * langhooks.c (hook_get_alias_set_0): Remove.
16361 * global.c (EXECUTE_IF_CONFLICT): Remove.
16363 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16366 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16367 return true when truth_value_p is true and the type
16370 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16372 * doc/install.texi (Prerequisites): We no longer require Autoconf
16373 2.13 for the top-level.
16375 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16377 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16378 memory access via x86_expand_vector_move_misalign() only for
16379 TImode values on 32-bit targets.
16381 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16383 * matrix-reorg.c: New file. Implement matrix flattening and
16384 transposing optimization.
16385 * tree-pass.h: Add matrix reorg pass.
16386 * common.opt: Add fipa-mreorg flag.
16387 * Makefile.in: Add matrix-reorg.c.
16388 * passes.c: Add matrix reorg pass.
16389 * varpool.c (add_new_static_var): New function.
16390 * cgraph.h (add_new_static_var): Declare.
16392 2007-05-27 Eric Christopher <echristo@apple.com>
16394 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16395 sp_offset depending on stack size. Save r12 depending
16396 on registers we're saving later.
16397 (rs6000_emit_epilogue): Update sp_offset depending only
16400 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16402 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16403 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16404 * ifcvt.c (if_convert): Ditto.
16405 * tree-ssa-threadupdate.c (thread_block): Ditto.
16406 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16407 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16408 verify_loop_closed_ssa): Check number_of_loops instead of
16410 * predict.c (tree_estimate_probability): Ditto.
16411 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16412 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16413 * modulo-sched.c (sms_schedule): Ditto.
16414 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16415 (scev_finalize): Do not do anything if scev analysis was not
16417 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16418 current_loops == NULL.
16419 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16420 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16421 there are no loops.
16422 (loop_optimizer_finalize): Assert that loops were analyzed.
16423 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16424 rtl_doloop): Check number_of_loops instead of current_loops.
16425 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16426 current_loops == NULL.
16427 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16428 gate_tree_vectorize tree_linear_transform, check_data_deps,
16429 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16430 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16431 Check number_of_loops instead of current_loops.
16432 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16433 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16434 free loops if available.
16435 (execute_pre): Do not pass do_fre to fini_pre.
16437 2007-05-27 Tobias Burnus <burnus@net-b.de>
16439 PR middle-end/32083
16440 * real.c (mpfr_from_real): Fix sign of -Inf.
16442 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16444 * tree-vect-transform.c (vectorizable_conversion): Initialize
16445 tree_code variables to ERROR_MARK.
16446 (vectorizable_type_demotion): Likewise.
16447 (vectorizable_type_promotion): Likewise.
16449 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16452 * config/i386/i386.md (movti): Handle push operands via
16453 ix86_expand_push().
16455 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16457 * basic-block.h: Remove the prototype for merge_seq_blocks.
16458 * cfgcleanup.c (merge_seq_blocks): Remove.
16460 * tree-flow.h: Remove the prototype for is_aliased_with.
16461 * tree-ssa-alias.c (is_aliased_with): Remove.
16463 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16465 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16467 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16469 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16470 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16471 (vec_unpacks_hi_v16qi): Likewise.
16472 (vec_unpacku_lo_v16qi): Likewise.
16473 (vec_unpacks_lo_v16qi): Likewise.
16474 (vec_unpacku_hi_v8hi): Likewise.
16475 (vec_unpacks_hi_v8hi): Likewise.
16476 (vec_unpacku_lo_v8hi): Likewise.
16477 (vec_unpacks_lo_v8hi): Likewise.
16478 (vec_unpacku_hi_v4si): Likewise.
16479 (vec_unpacks_hi_v4si): Likewise.
16480 (vec_unpacku_lo_v4si): Likewise.
16481 (vec_unpacks_lo_v4si): Likewise.
16483 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16485 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16486 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16487 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16488 follow spelling conventions in various
16489 warning/error/diagnostic messages.
16491 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16492 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16493 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16494 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16495 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16496 * doc/tm.texi: Follow spelling conventions.
16498 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16501 * tree-ssa-forwprop.c
16502 (forward_propagate_addr_into_variable_array_index): Remove
16503 the lhs argument. Use the type of def_rhs instead of lhs.
16504 (forward_propagate_addr_expr_1): Update use of
16505 forward_propagate_addr_into_variable_array_index.
16507 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16508 Nigel Stephens <nigel@mips.com>
16510 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16511 function attributes, "far" being an alias for "long_call".
16512 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16513 (mips_near_type_p, mips_far_type_p): New.
16514 (mips_comp_type_attributes): New function to check that attributes
16515 attached to a function type are compatible.
16516 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16517 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16518 to the target function of the thunk.
16519 (mips_encode_section_info): Check for "near" and "far" function
16520 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16522 * config/mips/predicates.md (const_call_insn_operand): Test only
16523 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16525 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16528 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16529 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16530 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16531 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16533 2007-05-25 Eric Christopher <echristo@apple.com>
16535 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16536 to x86-darwin configurations.
16537 * config/i386/t-darwin: Add softfp support.
16538 * config/i386/t-darwin64: Ditto.
16539 * config/i386/sfp-machine.h: If mach then don't use
16540 aliasing, emit a stub to call.
16542 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16544 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16545 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16546 tree-predcom.c, tree-ssa-alias-warnings.c,
16547 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16548 comment typos. Follow spelling conventions.
16549 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16551 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16554 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16555 constants into memory. Expand unaligned memory references for
16556 SSE modes via x86_expand_vector_move_misalign() function.
16558 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16560 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16561 "memory" attribute for "sseishft" type insn without operands[2].
16563 2007-05-25 Dirk Mueller <dmueller@suse.de>
16564 Marcus Meissner <meissner@suse.de>
16566 * doc/extend.texi (alloc_size): New attribute.
16567 * c-common.c (handle_alloc_size_attribute): New.
16568 * tree-object-size.c (alloc_object_size): Use alloc_size
16569 attribute, if available.
16571 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16573 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16575 (__builtin_ia32_vec_ext_v2di): Likewise.
16576 (__builtin_ia32_vec_ext_v4si): Likewise.
16577 (__builtin_ia32_vec_ext_v8hi): Likewise.
16578 (__builtin_ia32_vec_ext_v16qi): Likewise.
16579 (__builtin_ia32_vec_set_v8hi): Likewise.
16581 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16583 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16585 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16587 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16588 (arm_is_longcall_p): Rename to...
16589 (arm_is_long_call_p): ...this. Take a single tree argument and
16591 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16592 (CUMULATIVE_ARGS): Remove call_cookie.
16593 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16594 (ENCODED_LONG_CALL_ATTR_P): Delete.
16595 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16596 LONG_CALL_FLAG_CHAR cases.
16597 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16598 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16599 ARM_DECLARE_FUNCTION_SIZE.
16600 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16601 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16602 (arm_encode_call_attribute, current_file_function_operand): Delete.
16603 (arm_function_in_section_p): New function.
16604 (arm_is_longcall_p): Rename to...
16605 (arm_is_long_call_p): ...this. Take the target function as a single
16606 argument and return a bool. Do not rely on call cookies. Check
16607 whether the target symbol is in the same section as the current
16608 function, not just the same compilation unit.
16609 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16610 (arm_encode_section_info): Don't encode a call type.
16611 * config/arm/arm.md (call, call_value): Update calls to
16612 arm_is_long(_)call_p. Simplify logic.
16613 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16614 Update calls to arm_is_long(_)call_p.
16616 2007-05-25 Richard Guenther <rguenther@suse.de>
16618 PR tree-optimization/31982
16619 * tree-ssa-forwprop.c
16620 (forward_propagate_addr_into_variable_array_index): Handle arrays
16621 with element size one.
16623 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16625 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16626 (umulsi3_highpart): Likewise.
16628 2007-05-24 Ian Lance Taylor <iant@google.com>
16630 PR rtl-optimization/32069
16631 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16634 2007-05-24 Ollie Wild <aaw@google.com>
16636 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16639 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16641 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16642 (oprs_unchanged_p): Use it to check all registers in a REG.
16643 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16644 (reg_set_between_after_reload_p): Delete.
16645 (reg_used_between_after_reload_p): Likewise.
16646 (reg_set_or_used_since_bb_start): Likewise.
16647 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16648 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16649 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16650 * rtlanal.c (reg_set_p): Check whether REG overlaps
16651 regs_invalidated_by_call, rather than just checking the
16652 membership of REGNO (REG).
16654 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16656 * doc/passes.texi: Document predictive commoning.
16657 * doc/invoke.texi (-fpredictive-commoning): Document.
16658 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16659 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16660 adding indices to the generated name.
16661 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16662 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16663 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16664 (op_symbol_code): ... and exported.
16665 (dump_omp_clause, op_symbol): Use op_symbol_code
16666 instead of op_symbol_1.
16667 * tree-pass.h (pass_predcom): Declare.
16668 * timevar.def (TV_PREDCOM): New timevar.
16669 * tree-ssa-loop.c (run_tree_predictive_commoning,
16670 gate_tree_predictive_commoning, pass_predcom): New.
16671 * tree-data-ref.c (find_data_references_in_loop): Find the
16672 references in dominance order.
16673 (canonicalize_base_object_address): Ensure that the result has
16675 (dr_analyze_innermost): Export.
16676 (create_data_ref): Code to fail for references with invariant
16678 (find_data_references_in_stmt): ... here.
16679 * tree-data-ref.h (dr_analyze_innermost): Declare.
16680 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16681 (aff_combination_find_elt, name_expansion_hash,
16682 name_expansion_eq, tree_to_aff_combination_expand,
16683 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16685 * tree-affine.h (aff_combination_constant_multiple_p,
16686 tree_to_aff_combination_expand): Declare.
16687 * tree-predcom.c: New file.
16688 * common.opt (fpredictive-commoning): New option.
16689 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16690 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16691 * Makefile.in (tree-predcom.o): Add.
16692 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16693 * passes.c (init_optimization_passes): Add dceloop after
16694 copy propagation in loop optimizer. Add predictive commoning
16695 to loop optimizer passes.
16697 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16699 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16702 2007-05-24 Jan Hubicka <jh@suse.cz>
16704 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16706 (genheader): Include statistics.h.
16708 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16710 * print-rtl.c (flag_dump_unnumbered): Update comments.
16711 (print_rtl): Fix my previous change.
16712 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16715 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16717 PR middle-end/32018
16718 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16720 (thread_through_all_blocks): Call initialize_original_copy_tables
16721 and free_original_copy_tables.
16722 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16724 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16725 * cfghooks.c (duplicate_block): Use get_loop_copy.
16726 * cfg.c: Include cfgloop.h.
16727 (loop_copy): New hash table.
16728 (initialize_original_copy_tables): Initialize loop_copy table.
16729 (free_original_copy_tables): Free loop_copy table.
16730 (copy_original_table_clear, copy_original_table_set,
16731 set_loop_copy, get_loop_copy): New functions.
16732 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16733 * cfgloop.h (struct loop): Remove copy field.
16734 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16735 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16737 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16739 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16740 -msse/-msse2/-msse3.
16742 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16744 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16745 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16747 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16750 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16751 * targhooks.h (default_mangle_decl_assembler_name): Declare
16753 * targhooks.c (default_mangle_decl_assembler_name): Define
16755 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16757 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16758 * langhooks.c (lhd_set_decl_assembler_name): Call
16759 targetm.mangle_decl_assembler_name for names with global scope.
16761 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16763 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16764 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16766 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16767 New. Factored out of i386_pe_encode_section_info.
16768 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16769 Move check for prior decoration of stdcall
16770 symbols to i386_pe_encode_section_info.
16771 (i386_pe_encode_section_info): Adjust call to
16772 gen_stdcall_or_fastcall_suffix. Use
16773 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16774 (i386_pe_mangle_decl_assembler_name): New. Wrap
16775 i386_pe_maybe_mangle_decl_assembler_name.
16777 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16779 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16780 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16781 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16782 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16783 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16786 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16787 Nigel Stephens <nigel@mips.com>
16788 Richard Sandiford <richard@codesourcery.com>
16790 Fix up MIPS16 hard float and add support for complex.
16792 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16793 (TARGET_SOFT_FLOAT_ABI): New.
16794 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16795 __mips_soft_float to reflect the ABI in use, not whether the
16796 FPU is directly accessible (e.g., in MIPS16 mode).
16797 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16798 (UNITS_PER_FPVALUE): Likewise.
16800 * config/mips/mips.c (mips_expand_call): Remove redundant
16801 TARGET_MIPS16 check.
16802 (mips_arg_regno): New.
16803 (function_arg_advance): When setting bits in cum->fp_code for
16804 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16806 (function_arg): Use mips_arg_regno.
16807 (mips_return_mode_in_fpr_p): New.
16808 (mips16_call_stub_mode_suffix): New.
16809 (mips16_cfun_returns_in_fpr_p): New.
16810 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16811 (mips_output_function_prologue): Test mips16_hard_float, not
16812 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16813 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16814 return value into a floating-point register.
16815 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16816 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16817 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16818 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16819 word of double arguments from or to the high bits of 64-bit
16820 floating point registers.
16821 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16822 (mips16_fpret_double): New helper function.
16823 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16824 support for complex modes. Fill in DECL_RESULT for stubdecl.
16825 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16827 * config/mips/mips16.S
16828 (RET, ARG1, ARG2): New.
16829 (MERGE_GPRf, MERGE_GPRt): New.
16830 (DELAYt, DELAYf): New.
16831 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16832 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16833 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16834 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16835 (SFOP): Renamed to...
16836 (OPSF3): This, and macro-ified. Updated all uses.
16837 (SFOP2): Renamed to...
16838 (OPSF2): This, and macro-ified. Updated all uses.
16839 (SFCMP): Renamed to...
16840 (CMPSF): This, and macro-ified. Updated all uses.
16841 (SFREVCMP): Renamed to...
16842 (REVCMPSF): This, and macro-ified. Updated all uses.
16843 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16844 (LDDBL1, LDDBL2, RETDBL): Deleted.
16845 (DFOP): Renamed to...
16846 (OPDF3): This, and macro-ified. Updated all uses.
16847 (DFOP2): Renamed to...
16848 (OPDF2): This, and macro-ified. Updated all uses.
16849 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16850 (DFCMP): Renamed to...
16851 (CMPDF): This, and macro-ified. Updated all uses.
16852 (DFREVCMP): Renamed to...
16853 (REVCMPDF): This, and macro-ified. Updated all uses.
16854 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16855 (RET_FUNCTION): New.
16856 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16857 (__mips16_ret_sc, __mips16_ret_dc): New.
16858 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16859 STUB_ARGS_6, STUB_ARGS_10): New.
16860 (CALL_STUB_NO_RET): New.
16861 (__mips16_call_stub_1): Macro-ified.
16862 (__mips16_call_stub_5): Macro-ified.
16863 (__mips16_call_stub_2): Macro-ified.
16864 (__mips16_call_stub_6): Macro-ified.
16865 (__mips16_call_stub_9): Macro-ified.
16866 (__mips16_call_stub_10): Macro-ified.
16867 (CALL_STUB_RET): New.
16868 (__mips16_call_stub_sf_0): Macro-ified.
16869 (__mips16_call_stub_sf_1): Macro-ified.
16870 (__mips16_call_stub_sf_5): Macro-ified.
16871 (__mips16_call_stub_sf_2): Macro-ified.
16872 (__mips16_call_stub_sf_6): Macro-ified.
16873 (__mips16_call_stub_sf_9): Macro-ified.
16874 (__mips16_call_stub_sf_10): Macro-ified.
16875 (__mips16_call_stub_df_0): Macro-ified.
16876 (__mips16_call_stub_df_1): Macro-ified.
16877 (__mips16_call_stub_df_5): Macro-ified.
16878 (__mips16_call_stub_df_2): Macro-ified.
16879 (__mips16_call_stub_df_6): Macro-ified.
16880 (__mips16_call_stub_df_9): Macro-ified.
16881 (__mips16_call_stub_df_10): Macro-ified.
16882 (__mips16_call_stub_sc_0): New.
16883 (__mips16_call_stub_sc_1): New.
16884 (__mips16_call_stub_sc_5): New.
16885 (__mips16_call_stub_sc_2): New.
16886 (__mips16_call_stub_sc_6): New.
16887 (__mips16_call_stub_sc_9): New.
16888 (__mips16_call_stub_sc_10): New.
16889 (__mips16_call_stub_dc_0): New.
16890 (__mips16_call_stub_dc_1): New.
16891 (__mips16_call_stub_dc_5): New.
16892 (__mips16_call_stub_dc_2): New.
16893 (__mips16_call_stub_dc_6): New.
16894 (__mips16_call_stub_dc_9): New.
16895 (__mips16_call_stub_dc_10): New.
16897 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16898 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16899 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16901 2007-05-23 Ian Lance Taylor <iant@google.com>
16903 * doc/invoke.texi (Invoking GCC): Document that the order of the
16906 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16909 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16910 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16911 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16915 * config/score/score.c (score_print_operand): Make sure that only
16916 lower bits are used.
16918 2007-05-22 Ian Lance Taylor <iant@google.com>
16920 * tree-vrp.c (avoid_overflow_infinity): New static function,
16921 broken out of set_value_range_to_value.
16922 (set_value_range_to_value): Call avoid_overflow_infinity.
16923 (extract_range_from_assert): Likewise.
16925 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16927 PR middle-end/31095
16928 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16929 change the type before looking for a COMPOUND_EXPR.
16931 2007-05-22 Ian Lance Taylor <iant@google.com>
16933 * lower-subreg.c (decompose_multiword_subregs): If we change an
16934 insn, call remove_retval_note on it.
16936 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16938 * regs.h (end_hard_regno): New function.
16939 (END_HARD_REGNO, END_REGNO): New macros.
16940 (add_to_hard_reg_set): New function.
16941 (remove_from_hard_reg_set): Likewise.
16942 (in_hard_reg_set_p): Likewise.
16943 (overlaps_hard_reg_set_p): Likewise.
16944 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16945 (note_btr_set): Use END_HARD_REGNO.
16946 * caller-save.c (setup_save_areas): Use end_hard_regno.
16947 (mark_set_regs): Use END_HARD_REGNO.
16948 (add_stored_regs): Use end_hard_regno.
16949 (mark_referenced_regs): Use add_to_hard_reg_set.
16950 * combine.c (update_table_tick): Use END_REGNO.
16951 (record_value_for_reg): Likewise.
16952 (record_dead_and_set_regs): Likewise.
16953 (get_last_value_validate): Likewise.
16954 (use_crosses_set_p): Likewise.
16955 (reg_dead_at_p_1): Likewise.
16956 (reg_dead_at_p): Likewise.
16957 (mark_used_regs_combine): Use add_to_hard_reg_set.
16958 (move_deaths): Use END_HARD_REGNO.
16959 (reg_bitfield_target_p): Use end_hard_regno.
16960 (distribute_notes): Use END_HARD_REGNO.
16961 * cse.c (mention_regs): Use END_REGNO.
16962 (insert): Use add_to_hard_reg_set.
16963 (invalidate): Use END_HARD_REGNO.
16964 (invalidate_for_call): Likewise.
16965 (exp_equiv_p): Use END_REGNO.
16966 (cse_insn): Likewise.
16967 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16968 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16969 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16970 * function.c (keep_stack_depressed): Use end_hard_regno.
16971 * global.c (global_alloc): Use end_hard_regno.
16972 (global_conflicts): Use add_to_hard_reg_set instead of
16974 (find_reg): Likewise.
16975 (mark_reg_store): Likewise.
16976 (mark_reg_conflicts): Likewise.
16977 (mark_reg_death): Use remove_from_hard_reg_set.
16978 (mark_reg_live_nc): Delete.
16979 (set_preference): Use end_hard_regno.
16980 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16981 remove_from_hard_reg_set.
16982 (post_mark_life): Use add_to_hard_reg_set.
16983 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16984 (reg_becomes_live): Use add_to_hard_reg_set.
16985 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16986 (peep2_find_free_register): Use add_to_hard_reg_set.
16987 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16988 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16989 * regrename.c (note_sets): Use add_to_hard_reg_set.
16990 (clear_dead_regs): Use remove_from_hard_reg_set.
16991 (regrename_optimize): Use add_to_hard_reg_set.
16992 (find_oldest_value_reg): Use in_hard_reg_set_p.
16993 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
16994 (hard_reg_set_here_p): Use end_hard_regno.
16995 (decompose): Likewise.
16996 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
16997 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
16998 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
16999 (mark_home_live): Use end_hard_regno.
17000 (spill_hard_reg): Likewise.
17001 (clear_reload_reg_in_use): Likewise.
17002 * reorg.c (delete_prior_computation): Use END_REGNO.
17003 * resource.c (update_live_status): Use END_HARD_REGNO.
17004 (mark_referenced_resources): Use add_to_hard_reg_set.
17005 (mark_set_resources): Likewise.
17006 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17007 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17008 (reg_overlap_mentioned_p): Likewise.
17009 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17010 (covers_regno_no_parallel_p): Use END_REGNO.
17011 (find_regno_note): Likewise.
17012 (find_reg_fusage): Use END_HARD_REGNO.
17013 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17014 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17016 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17018 * mode-switching.c (reg_dies): Change type of second argument to
17020 (optimize_mode_switching): Update accordingly.
17022 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17024 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17026 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17027 (hard_reg_set_empty_p): ...these new functions.
17028 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17029 GO_IF_HARD_REG_SUBSET.
17030 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17031 instead of GO_IF_HARD_REG_EQUAL.
17032 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17033 instead of GO_IF_HARD_REG_EQUAL.
17034 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17035 GO_IF_HARD_REG_SUBSET.
17036 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17037 GO_IF_HARD_REG_EQUAL.
17038 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17039 of GO_IF_HARD_REG_SUBSET.
17040 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17041 instead of GO_IF_HARD_REG_EQUAL.
17042 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17043 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17044 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17045 of GO_IF_HARD_REG_SUBSET,
17046 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17047 GO_IF_HARD_REG_SUBSET.
17048 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17049 instead of GO_IF_HARD_REG_EQUAL.
17050 * config/sh/sh.c (push_regs, calc_live_regs): Use
17051 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17052 (hard_regs_intersect_p): Delete.
17054 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17056 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17058 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17059 Richard Henderson <rth@redhat.com>
17061 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17063 (x86_64-*-*): Likewise.
17065 * i386/i386-modes.def (V2QI): New.
17067 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17069 (override_options): Support SSE4.1.
17070 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17071 (IX86_BUILTIN_BLENDPS): Likewise.
17072 (IX86_BUILTIN_BLENDVPD): Likewise.
17073 (IX86_BUILTIN_BLENDVPS): Likewise.
17074 (IX86_BUILTIN_PBLENDVB128): Likewise.
17075 (IX86_BUILTIN_PBLENDW128): Likewise.
17076 (IX86_BUILTIN_DPPD): Likewise.
17077 (IX86_BUILTIN_DPPS): Likewise.
17078 (IX86_BUILTIN_INSERTPS128): Likewise.
17079 (IX86_BUILTIN_MOVNTDQA): Likewise.
17080 (IX86_BUILTIN_MPSADBW128): Likewise.
17081 (IX86_BUILTIN_PACKUSDW128): Likewise.
17082 (IX86_BUILTIN_PCMPEQQ): Likewise.
17083 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17084 (IX86_BUILTIN_PMAXSB128): Likewise.
17085 (IX86_BUILTIN_PMAXSD128): Likewise.
17086 (IX86_BUILTIN_PMAXUD128): Likewise.
17087 (IX86_BUILTIN_PMAXUW128): Likewise.
17088 (IX86_BUILTIN_PMINSB128): Likewise.
17089 (IX86_BUILTIN_PMINSD128): Likewise.
17090 (IX86_BUILTIN_PMINUD128): Likewise.
17091 (IX86_BUILTIN_PMINUW128): Likewise.
17092 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17093 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17094 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17095 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17096 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17097 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17098 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17099 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17100 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17101 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17102 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17103 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17104 (IX86_BUILTIN_PMULDQ128): Likewise.
17105 (IX86_BUILTIN_PMULLD128): Likewise.
17106 (IX86_BUILTIN_ROUNDPD): Likewise.
17107 (IX86_BUILTIN_ROUNDPS): Likewise.
17108 (IX86_BUILTIN_ROUNDSD): Likewise.
17109 (IX86_BUILTIN_ROUNDSS): Likewise.
17110 (IX86_BUILTIN_PTESTZ): Likewise.
17111 (IX86_BUILTIN_PTESTC): Likewise.
17112 (IX86_BUILTIN_PTESTNZC): Likewise.
17113 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17114 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17115 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17116 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17117 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17118 (bdesc_ptest): New.
17119 (bdesc_sse_3arg): Likewise.
17120 (bdesc_2arg): Likewise.
17121 (bdesc_1arg): Likewise.
17122 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17124 (ix86_expand_sse_4_operands_builtin): New.
17125 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17126 smaller than 8 bits as the 2nd arg.
17127 (ix86_expand_sse_ptest): New.
17128 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17129 (ix86_expand_vector_set): Support SSE4.1.
17130 (ix86_expand_vector_extract): Likewise.
17132 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17133 __SSE4_1__ for -msse4.1.
17135 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17136 (UNSPEC_INSERTPS): Likewise.
17137 (UNSPEC_DP): Likewise.
17138 (UNSPEC_MOVNTDQA): Likewise.
17139 (UNSPEC_MPSADBW): Likewise.
17140 (UNSPEC_PHMINPOSUW): Likewise.
17141 (UNSPEC_PTEST): Likewise.
17142 (UNSPEC_ROUNDP): Likewise.
17143 (UNSPEC_ROUNDS): Likewise.
17145 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17147 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17148 (const_pow2_1_to_32768_operand): Likewise.
17150 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17153 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17155 (sse4_1_insertps): Likewise.
17156 (*sse4_1_extractps): Likewise.
17157 (sse4_1_ptest): Likewise.
17158 (sse4_1_mulv2siv2di3): Likewise.
17159 (*sse4_1_mulv4si3): Likewise.
17160 (*sse4_1_smax<mode>3): Likewise.
17161 (*sse4_1_umax<mode>3): Likewise.
17162 (*sse4_1_smin<mode>3): Likewise.
17163 (*sse4_1_umin<mode>3): Likewise.
17164 (sse4_1_eqv2di3): Likewise.
17165 (*sse4_1_pinsrb): Likewise.
17166 (*sse4_1_pinsrd): Likewise.
17167 (*sse4_1_pinsrq): Likewise.
17168 (*sse4_1_pextrb): Likewise.
17169 (*sse4_1_pextrb_memory): Likewise.
17170 (*sse4_1_pextrw_memory): Likewise.
17171 (*sse4_1_pextrq): Likewise.
17172 (sse4_1_blendpd): Likewise.
17173 (sse4_1_blendps): Likewise.
17174 (sse4_1_blendvpd): Likewise.
17175 (sse4_1_blendvps): Likewise.
17176 (sse4_1_dppd): Likewise.
17177 (sse4_1_dpps): Likewise.
17178 (sse4_1_movntdqa): Likewise.
17179 (sse4_1_mpsadbw): Likewise.
17180 (sse4_1_packusdw): Likewise.
17181 (sse4_1_pblendvb): Likewise.
17182 (sse4_1_pblendw): Likewise.
17183 (sse4_1_phminposuw): Likewise.
17184 (sse4_1_extendv8qiv8hi2): Likewise.
17185 (*sse4_1_extendv8qiv8hi2): Likewise.
17186 (sse4_1_extendv4qiv4si2): Likewise.
17187 (*sse4_1_extendv4qiv4si2): Likewise.
17188 (sse4_1_extendv2qiv2di2): Likewise.
17189 (*sse4_1_extendv2qiv2di2): Likewise.
17190 (sse4_1_extendv4hiv4si2): Likewise.
17191 (*sse4_1_extendv4hiv4si2): Likewise.
17192 (sse4_1_extendv2hiv2di2): Likewise.
17193 (*sse4_1_extendv2hiv2di2): Likewise.
17194 (sse4_1_extendv2siv2di2): Likewise.
17195 (*sse4_1_extendv2siv2di2): Likewise.
17196 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17197 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17198 (sse4_1_zero_extendv4qiv4si2): Likewise.
17199 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17200 (sse4_1_zero_extendv2qiv2di2): Likewise.
17201 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17202 (sse4_1_zero_extendv4hiv4si2): Likewise.
17203 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17204 (sse4_1_zero_extendv2hiv2di2): Likewise.
17205 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17206 (sse4_1_zero_extendv2siv2di2): Likewise.
17207 (*sse4_1_zero_extendv2siv2di2): Likewise.
17208 (sse4_1_roundpd): Likewise.
17209 (sse4_1_roundps): Likewise.
17210 (sse4_1_roundsd): Likewise.
17211 (sse4_1_roundss): Likewise.
17212 (mulv4si3): Don't expand for SSE4.1.
17213 (smax<mode>3): Likewise.
17214 (umaxv4si3): Likewise.
17215 (uminv16qi3): Likewise.
17216 (umin<mode>3): Likewise.
17217 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17219 * doc/extend.texi: Document SSE4.1 built-in functions.
17221 * doc/invoke.texi: Document -msse4.1.
17223 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17225 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17226 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17227 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17228 (ASM_SPEC): Add asm_pcrel_spec.
17229 (EXTRA_SPECS): Add asm_pcrel_spec.
17231 2007-05-21 David Daney <ddaney@avtrex.com>
17233 * doc/install.texi (Building a cross compiler): Add requirements
17234 for Java cross compiler.
17236 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17238 PR middle-end/31995
17239 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17240 Add loopno argument. Use evolution_function_is_invariant_rec_p
17241 instead of evolution_function_is_constant_p.
17242 Update calls to evolution_function_is_affine_multivariate_p.
17243 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17244 Add loopno argument.
17245 * tree-scalar-evolution.c (gather_chrec_stats): Call
17246 evolution_function_is_affine_multivariate_p with a loop
17248 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17249 (analyze_overlapping_iterations): Likewise.
17250 (access_functions_are_affine_or_constant_p): Likewise.
17251 (build_classic_dist_vector_1): If the access functions
17252 are equal, don't do anything.
17254 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17255 Paolo Carlini <pcarlini@suse.de>
17256 Uros Bizjak <ubizjak@gmail.com>
17258 * c-cppbuiltin.c (c_cpp_builtins): Define
17259 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17260 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17261 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17262 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17264 2007-05-21 Mike Stump <mrs@apple.com>
17266 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17268 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17270 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17272 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17273 implementation if __OPTIMIZE__ is not defined.
17274 (_mm_alignr_pi8): Ditto.
17275 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17276 (_mm_inserti_si64): Ditto.
17277 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17278 (_mm_slli_epi16): Ditto.
17279 (_mm_slli_epi32): Ditto.
17280 (_mm_slli_epi64): Ditto.
17281 (_mm_srai_epi16): Ditto.
17282 (_mm_srai_epi32): Ditto.
17283 (_mm_srli_si128): Ditto.
17284 (_mm_slli_si128): Ditto.
17285 (_mm_srli_epi16): Ditto.
17286 (_mm_srli_epi32): Ditto.
17287 (_mm_srli_epi64): Ditto.
17288 (_mm_extract_epi16): Ditto.
17289 (_mm_insert_epi16): Ditto.
17290 (_mm_shufflehi_epi16): Ditto.
17291 (_mm_shufflelo_epi16): Ditto.
17292 (_mm_shuffle_epi32): Ditto.
17293 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17294 (_m_pextrw): Ditto.
17295 (_mm_insert_pi16): Ditto.
17296 (_m_pinsrw): Ditto.
17297 (_mm_shuffle_pi16): Ditto.
17298 (_m_pshufw): Ditto.
17299 (_mm_shufle_ps): Ditto.
17300 (_mm_prefetch): Ditto.
17302 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17304 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17305 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17306 * real.c (encode_i370_single, decode_i370_single,
17307 encode_i370_double, decode_i370_double): Functions removed.
17308 (i370_single_format, i370_double_format): Initializations removed.
17309 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17310 Consider the log2_b field to always be one.
17311 (ieee_single_format, mips_single_format, coldfire_single_format,
17312 ieee_double_format, mips_double_format, coldfire_double_format,
17313 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17314 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17315 ibm_extended_format, mips_extended_format, ieee_quad_format,
17316 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17317 decimal_single_format, decimal_double_format, decimal_quad_format,
17318 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17319 initialization of log2_b.
17320 * real.h (i370_single_format, i370_double_format): Declarations
17322 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17323 field to always be one.
17325 2007-05-21 Andreas Schwab <schwab@suse.de>
17327 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17328 NOTE_INSN_BASIC_BLOCK_P.
17329 (process_for_unwind_directive): Likewise.
17331 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17333 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17334 * function.h (struct function): Move va_list_gpr_size,
17335 va_list_fpr_size, function_frequency to front of bitfields. Add
17337 (current_function_calls_unwind_init): New.
17338 * except.c (expand_builtin_unwind_init): Set
17339 current_function_calls_unwind_init not
17340 current_function_has_nonlocal_label.
17341 * reload1.c (has_nonexceptional_receiver): New.
17342 (reload): Use it and current_function_calls_unwind_init to
17343 determine whether call-saved regs must be saved.
17345 2007-05-20 Jan Hubicka <jh@suse.cz>
17347 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17348 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17349 * ddg.c (create_ddg): LIkewise.
17350 * final.c (final): Remove hunk moving line number notes around since
17351 they are no longer present at this stage.
17352 (final_scan_insn): Use NOTE_KIND instead of
17353 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17354 (output_asm_label): Likewise.
17355 * reorg.c (dbr_schedule): Likewise.
17356 * haifa-sched.c (unlink_other_notes): Likewise.
17357 * mode-switching.c (optimize_mode_switching): Likewise.
17358 * graph.c (start_bb): Likewise.
17359 * rtl.def (NOTE): Update description.
17360 * jump.c (squeeze_notes): Delete.
17361 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17362 NOTE_INSN_BASIC_BLOCK_P when possible.
17363 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17364 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17365 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17366 (dwarf2out_var_location): Likewise.
17367 * cfgbuild.c (make_edges): Likewise.
17368 (find_basic_blocks_1): Likewise.
17369 * function.c (reorder_blocks_1): Likewise.
17370 (epilogue_done): Likewise.
17371 (reposition_prologue_and_epilogue_notes): Likewise.
17372 * print-rtl.c (print_rtx): Likewise; drop code for printing
17374 (print_rtl): Likewise.
17375 (print_rtl_single): Likewise.
17376 * gcse.c (insert_insn_start_bb): Likewise.
17377 * alias.c (init_alias_analysis): Likewise.
17378 * calls.c (fixup_tail_calls): Likewise.
17379 * except.c (sjlj_emit_function_enter): Likewise.
17380 * emit-rtl.c (add_insn_after): Likeiwse.
17381 (emit_label_before): Likewise.
17382 (emit_label_after): Likewise.
17383 (emit_note_before, emit_note_after, emit_note): Update
17384 parameter to be enum insn_note; do not deal with source
17386 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17387 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17389 (merge_blocks_move_successor_nojumps): Simplify now when
17390 we don't have BLOCK notes.
17391 (try_optimize_cfg): Likewise.
17392 * cfglayout.c (skip_insns_after_block): Likewise.
17393 (record_effective_endpoints): Likewise.
17394 (duplicate_insn_chain): Likewise.
17395 * varasm.c (output_constant_pool_1): Likewise.
17396 * sched-deps.c (sched_analyze): Likewise.
17397 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17399 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17400 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17401 (SET_INSN_DELETED): Simplify.
17402 (NOTE_LINE_NUMBER): Exterminate.
17403 (NOTE_LINE_KIND): New.
17404 (NOTE_INSN_BASIC_BLOCK_P): Update.
17405 (enum insn_note): Simplify.
17406 (GET_NOTE_INSN_NAME) Simplify.
17407 (emit_note_before, emit_note_after, emit_note): Update prototype.
17408 (squeeze_notes): Remove.
17409 * sched-int.h (NOTE_NOT_BB_P): Update.
17410 * resource.c (mark_target_live_regs): Update.
17411 * sched-rgn.c (debug_dependencies): Update.
17412 * sched-vis.c (print_insn): Update.
17413 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17414 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17415 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17416 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17417 (split_branches): Update.
17418 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17420 (sh_adjust_unroll_max): Exterminate.
17421 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17422 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17423 (m68hc11_reorg): Likewise.
17424 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17425 (emit_predicate_relation_info): Update.
17426 (process_for_unwind_directive): Update.
17427 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17428 (output_call): Update.
17429 * config/pa/pa.c (output_lbranch): Update.
17430 (output_millicode_call): Update.
17431 (output_call): Update.
17432 (pa_combine_instructions): Update.
17433 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17434 * config/bfin/bfin.c (gen_one_bundle): Update.
17435 * cfgrtl.c (can_delete_note_p): Update.
17436 (delete_insn): Update.
17437 (rtl_merge_blocks): Update.
17438 (commit_one_edge_insertion): Update.
17439 (rtl_verify_flow_info): Update.
17440 * stmt.c (expand_case): Do not call squeeze_notes.
17442 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17449 * c.opt (Wtype-limits): New.
17450 * doc/invoke.texi (Wtype-limits): Document it.
17451 (Wextra): Enabled by -Wextra.
17452 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17453 * c-common.c (shorten_compare): Warn with Wtype-limits.
17455 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17457 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17458 inlined function, not as a macro.
17459 (_mm_alignr_pi8): Ditto.
17460 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17461 (_mm_inserti_si64): Ditto.
17462 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17463 (_mm_extract_epi16): Ditto.
17464 (_mm_insert_epi16): Ditto.
17465 (_mm_shufflehi_epi16): Ditto.
17466 (_mm_shufflelo_epi16): Ditto.
17467 (_mm_shuffle_epi32): Ditto.
17468 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17469 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17471 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17473 (_m_to_float): Use C89 compatible assignment.
17475 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17478 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17480 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17483 * doc/invoke.texi (Wreturn-type): Complete description.
17484 (Wextra): Delete item about return-type warning.
17485 * c-decl.c: Delete redundant Wextra warning.
17487 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17490 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17491 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17492 inlined function, not as a macro.
17493 (_mm_prefetch): Ditto.
17494 (_m_pextrw): Ditto.
17495 (_mm_insert_pi16): Ditto.
17496 (_m_pinsrw): Ditto.
17497 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17498 (_m_pshufw): Ditto. Add const to __N argument.
17499 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17500 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17501 (_mm_slli_epi32): Ditto.
17502 (_mm_srli_si128): Implement as always inlined function, not as a
17503 macro. Add __inline to function declaration.
17504 (_mm_slli_si128): Ditto.
17506 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17508 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17509 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17511 (struct fenv): New structure.
17512 (FP_HANDLE_EXCEPTIONS): New define.
17513 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17514 (_FP_DECL_EXP): New define.
17515 (FP_INIT_ROUNDMODE): New define.
17516 (FP_ROUNDMODE): New define.
17518 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17520 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17521 (Wconversion): Update description.
17522 (Wconversion-sign): New.
17523 * c.opt (Wconversion-sign): New.
17524 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17525 means disabled for C++. Otherwise, take the status of Wconversion.
17526 * c-common.c (conversion_warning): Warn with either Wconversion or
17528 (warnings_for_convert_and_check): Conditions are already checked by
17529 conversion_warning.
17530 (convert_and_check): Don't check warnings if the conversion failed.
17532 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17533 Anatoly Sokolov <aesok@dol.ru>
17535 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17536 avr_epilogue_uses) : Add declaration.
17537 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17538 * config/avr/constraints.md (R): New constraint.
17539 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17540 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17541 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17542 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17543 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17544 call_prologue_saves, epilogue_restores, return_from_epilogue,
17545 return_from_main_epilogue, return_from_interrupt_epilogue,
17546 return_from_naked_epilogue, prologue, epilogue): New patterns.
17547 (jump): Handle symbol reference.
17548 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17549 avr_output_function_prologue, avr_output_function_epilogue): Remove
17551 (avr_init_machine_status, expand_prologue, expand_epilogue,
17552 avr_asm_function_end_prologue, avr_epilogue_uses,
17553 avr_asm_function_begin_epilogue): New functions.
17554 (prologue_size, epilogue_size, jump_tables_size): Remove global
17556 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17557 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17558 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17559 (avr_override_options): Initialise init_machine_status.
17560 (output_movhi): Handle all stack pointer loads.
17561 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17562 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17563 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17564 (EPILOGUE_USES) Redefine.
17565 (machine_function) Declare.
17567 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17569 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17570 Use a single return statement.
17572 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17574 PR middle-end/30250
17575 * builtins.c (do_mpfr_lgamma_r): New.
17576 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17577 * tree.h (CASE_FLT_FN_REENT): New.
17579 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17581 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17582 (output_die): Use 'unsigned long' with %x.
17583 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17584 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17585 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17587 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17589 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17594 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17595 true if function has no argument.
17597 2007-05-18 DJ Delorie <dj@redhat.com>
17599 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17600 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17602 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17604 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17605 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17606 count_trailing_zeros.
17607 (__i386__): Implement count_leading_zeros using __builtin_clz().
17608 Implement count_trailing_zeros usign __builtin_ctz().
17610 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17612 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17614 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17616 PR middle-end/31344
17617 * expr.c (emit_move_change_mode): Change mode of push operands here.
17619 2007-05-17 Ian Lance Taylor <iant@google.com>
17621 PR tree-optimization/31953
17622 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17623 Change all callers.
17624 (set_value_range_to_null): Call set_value_range_to_value.
17625 (extract_range_from_comparison): Likewise.
17627 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17629 * toplev.c (print_version): Output GMP/MPFR version info.
17631 * builtins.c (CASE_MATHFN_REENT): New macro.
17632 (mathfn_built_in): Use it.
17633 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17634 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17635 BUILT_IN_LGAMMAL_R): New.
17636 * doc/extend.texi: Document new builtins.
17638 PR middle-end/31796
17639 * builtins.c (do_mpfr_remquo): New.
17640 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17641 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17643 PR middle-end/30251
17644 * builtins.c (fold_builtin_1): Handle y0, y1.
17645 (fold_builtin_2): Handle yn.
17647 PR middle-end/30251
17648 * builtins.c (do_mpfr_bessel_n): New.
17649 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17650 (fold_builtin_2): Handle BUILT_IN_JN.
17652 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17655 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17656 TYPE_PRECISION (intmax_type_node).
17658 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17661 * reload.c (subst_reloads): Remove checking.
17663 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17665 PR rtl-optimization/31691
17666 * combine.c (simplify_set): Build a new src pattern instead of
17667 substituting its operands in the COMPARE case.
17669 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17671 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17672 (execute_vrp): Preserve loops through jump threading.
17673 * tree-ssa-threadupdate.c (thread_single_edge,
17674 dbds_continue_enumeration_p, determine_bb_domination_status,
17675 thread_through_loop_header): New functions.
17676 (create_edge_and_update_destination_phis,
17677 create_edge_and_update_destination_phis): Set loops for the new blocks.
17678 (prune_undesirable_thread_requests): Removed.
17679 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17681 (thread_block): Do not call prune_undesirable_thread_requests.
17683 (mark_threaded_blocks): Select edges to thread here.
17684 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17685 Thread edges through loop headers independently.
17686 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17687 * tree-pass.h (TODO_mark_first_instance): New.
17688 (first_pass_instance): Declare.
17689 * cfghooks.c (duplicate_block): Put the block to the original loop
17690 if copy is not specified.
17691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17692 jump threading. Pass may_peel_loop_headers to
17693 thread_through_all_blocks according to first_pass_instance.
17694 * cfgloop.h (create_preheader): Declare.
17695 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17696 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17697 * passes.c (first_pass_instance): New variable.
17698 (next_pass_1): Set TODO_mark_first_instance.
17699 (execute_todo): Set first_pass_instance.
17701 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17703 PR tree-optimization/24659
17704 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17705 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17706 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17707 OTI_vec_pack_ufix_trunc.
17708 (vec_unpacks_float_hi_optab): Define new macro.
17709 (vec_unpacks_float_lo_optab): Ditto.
17710 (vec_unpacku_float_hi_optab): Ditto.
17711 (vec_unpacku_float_lo_optab): Ditto.
17712 (vec_pack_sfix_trunc_optab): Ditto.
17713 (vec_pack_ufix_trunc_optab): Ditto.
17714 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17715 and vec_pack_[s|u]fix_trunc_optab using
17716 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17717 * tree-vectorizer.c (supportable_widening_operation): Handle
17718 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17719 (supportable_narrowing_operation): New function.
17720 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17721 * tree-vect-transform.c (vectorizable_conversion): Handle
17722 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17723 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17724 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17725 to check for target support.
17726 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17727 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17728 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17729 for VEC_PACK_FIX_TRUNC_EXPR.
17730 (expand_binop): Special case mode of the result for
17731 vec_pack_[u|s]fix_trunc_optab.
17732 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17733 vec_pack_[u|s]fix_trunc_optab.
17735 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17736 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17737 * tree-pretty-print.c (dump_generic_node): Handle
17738 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17739 VEC_PACK_FIX_TRUNC_EXPR.
17741 * expr.c (expand_expr_real_1): Ditto.
17742 * tree-inline.c (estimate_num_insns_1): Ditto.
17743 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17745 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17746 (vec_unpacks_float_lo_v8hi): Ditto.
17747 (vec_unpacku_float_hi_v8hi): Ditto.
17748 (vec_unpacku_float_lo_v8hi): Ditto.
17749 (vec_unpacks_float_hi_v4si): Ditto.
17750 (vec_unpacks_float_lo_v4si): Ditto.
17751 (vec_pack_sfix_trunc_v2df): Ditto.
17753 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17755 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17756 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17757 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17758 [vec_pack_ufix_trunc]: Ditto.
17759 [vec_unpacks_float_hi]: Ditto.
17760 [vec_unpacks_float_lo]: Ditto.
17761 [vec_unpacku_float_hi]: Ditto.
17762 [vec_unpacku_float_lo]: Ditto.
17764 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17766 * soft-fp/README: Update for new files.
17767 * soft-fp/floattisf.c: New file.
17768 * soft-fp/floattidf.c: New file.
17769 * soft-fp/floattitf.c: New file.
17770 * soft-fp/floatuntisf.c: New file.
17771 * soft-fp/floatuntidf.c: New file.
17772 * soft-fp/floatuntitf.c: New file.
17773 * soft-fp/fixsfti.c: New file.
17774 * soft-fp/fixdfti.c: New file.
17775 * soft-fp/fixtfti.c: New file.
17776 * soft-fp/fixunssfti.c: New file.
17777 * soft-fp/fixunsdfti.c: New file.
17778 * soft-fp/fixunstfti.c: New file.
17779 * soft-fp/extendxftf.c: New file.
17780 * soft-fp/trunctfxf.c: New file.
17782 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17783 (__trunctfxf2): Ditto.
17785 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17786 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17787 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17788 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17789 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17790 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17792 * config/i386/t-fprules-softfp64: New file.
17793 * config/i386/sfp-machine.h: New file.
17794 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17795 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17796 and soft-fp/t-softfp to tmake_file.
17797 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17798 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17800 * config/i386/t-linux64 (softfp_wrap_start): New.
17801 (softfp_wrap_end): New.
17802 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17803 supported for TARGET_64BIT.
17805 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17807 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17808 c_common_unsigned_type behavior.
17810 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17812 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17815 2007-05-16 Eric Christopher <echristo@apple.com>
17817 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17818 saving after stack push. Set sp_offset whenever we push.
17819 (rs6000_emit_epilogue): Move altivec register restore before
17822 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17824 * configure.ac: Allow sysroots to be relocated under $prefix as
17825 well as $exec_prefix.
17826 * configure: Regenerate.
17828 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17832 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17834 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17835 (gcc_tooldir): Likewise.
17836 * configure: Regenerate.
17837 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17838 old configure.ac gcc_tooldir setting.
17839 (prefix_to_exec_prefix): New variable.
17840 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17841 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17843 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17845 * c-typeck.c (build_binary_op): Return early for error.
17847 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17849 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17850 struct nb_iter_bound.
17851 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17852 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17853 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17854 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17855 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17856 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17857 (del_scev_info): Use ggc_free.
17858 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17859 * loop-init.c: Include ggc.h.
17860 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17861 (loop_optimizer_finalize): Use ggc_free.
17862 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17863 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17864 pass_iv_optimize): Add TODO_ggc_collect.
17865 * function.h (struct function): Remove skip marker from
17867 * cfgloop.c: Include ggc.h.
17868 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17870 (establish_preds): Vector superloops is gc allocated.
17871 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17873 (flow_loops_find): Vector larray is gc allocated.
17874 (loop_exit_free): Use ggc_free.
17875 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17876 that head of exits list is now not a part of struct loop.
17877 (record_loop_exits): Allocate exits table in gc memory.
17878 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17879 that head of exits list is now not a part of struct loop.
17880 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17881 struct loop_exit): Add GTY marker.
17882 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17883 Add skip marker to aux field. Make head of exits list a separate
17885 (struct loops): Add GTY marker. Make larray vector gc allocated.
17886 Add param marker to exits table.
17887 (get_loops): Type changed.
17888 * Makefile.in (tree-scalar-evolution.o): Add
17889 gt-tree-scalar-evolution.h dependency.
17890 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17891 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17892 * basic-block.h (struct basic_block_def): Remove skip marker from
17895 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17897 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17898 of 0 in the call to expand_expr().
17899 (expand_builtin_mathfn_3): Ditto.
17900 (expand_builtin_interclass_mathfn): Ditto.
17901 (expand_builtin_cexpi): Ditto.
17902 (expand_builtin_int_roundingfn): Ditto.
17903 (expand_builtin_int_roundingfn_2): Ditto.
17904 (expand_builtin_pow): Ditto.
17905 (expand_builtin_powi): Ditto.
17906 (expand_builtin_bswap): Ditto.
17907 (expand_builtin_unop): Ditto.
17908 (expand_builtin_fabs): Ditto.
17909 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17910 the call to expand_expr().
17911 (expand_builtin_sync_operation): Ditto.
17912 (expand_builtin_compare_and_swap): Ditto.
17913 (expand_builtin_lock_test_and_set): Ditto.
17914 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17915 instead of 0 in the call to expand_expr().
17916 (expand_builtin_extract_return_addr): Ditto.
17917 (expand_builtin_eh_return): Ditto.
17918 (expand_eh_return): Ditto.
17919 * explow.c (expr_size): Ditto.
17920 * expr.c (optimize_bitfield_assignment_op): Ditto.
17921 (expand_assignement): Ditto.
17922 (store_expr): Ditto.
17923 (store_field): Ditto.
17924 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17925 the call to expand_expr().
17926 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17927 in the call to expand_expr().
17928 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17929 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17930 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17932 * optabs.c (expand_vec_shift_expr): Ditto.
17933 (expand_vec_cond_expr): Ditto.
17934 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17935 call to expand_expr().
17936 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17937 in the call to expand_expr().
17939 2007-05-14 Dave Korn <dave.korn@artimi.com>
17941 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17943 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17945 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17946 instead of c_common_unsigned_type.
17947 (c_common_unsigned_type): Remove.
17948 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17949 c_common_unsigned_type.
17950 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17951 c_common_unsigned_type.
17952 * c-common.h (c_common_unsigned_type): Remove.
17953 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17954 c_common_unsigned_type.
17955 * c-format.c (check_format_types): Use unsigned_type_for instead of
17956 c_common_unsigned_type.
17957 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17958 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17959 of c_common_unsigned_type.
17960 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17961 lang_hooks.types.unsigned_type.
17962 * expmed.c (make_tree): Use unsigned_type_for instead of
17963 lang_hooks.types.unsigned_type.
17964 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17965 lang_hooks.types.unsigned_type.
17966 (build_range_check): Likewise.
17967 (fold_unary): Likewise.
17968 (fold_binary): Likewise.
17969 (fold_ternary): Likewise.
17970 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17971 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17972 * tree.c (get_unsigned_type): New.
17973 (unsigned_type_for): Use get_unsigned_type instead of
17974 lang_hooks.types.unsigned_type.
17976 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17978 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17979 to m68k_get_function_kind. Update its prototype.
17980 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17982 (m68k_interrupt_function_p): Return enum m68k_function_type
17983 instead of bool. Rename to m68k_get_function_kind.
17984 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17985 target is not fido.
17986 (m68k_compute_frame_layout): Don't mark any register for save
17987 if an interrupt_thread attribute is specified.
17988 (m68k_hard_regno_rename_ok): Update a use of
17989 m68k_interrupt_function_p.
17990 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17991 m68k_interrupt_function_p.
17992 (m68k_function_type): New.
17993 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
17994 for a function with an interrupt_thread attribute.
17995 * doc/extend.texi: Document the interrupt_thread attribute.
17997 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
17999 Fix PR tree-optimization/31911
18000 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18001 if they didn't change the expression.
18003 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18005 * tree-scalar-evolution.c (resolve_mixers): Exported.
18006 * tree-scalar-evolution.h (resolve_mixers): Declare.
18007 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18008 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18009 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18010 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18011 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18012 strip_conversion, analyze_offset_expr, address_analysis,
18013 object_analysis, analyze_offset): Removed.
18014 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18015 split_constant_offset, canonicalize_base_object_address,
18016 object_address_invariant_in_loop_p, disjoint_objects_p,
18017 dr_may_alias_p, dr_address_invariant_p): New functions.
18018 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18019 and dr_analyze_alias.
18020 (initialize_data_dependence_relation): Use dr_may_alias_p
18021 and object_address_invariant_in_loop_p.
18022 (compute_self_dependence): Handle the case when
18023 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18024 (find_data_references_in_stmt): Restrict the analysis of data
18025 references to the given loop nest.
18026 (find_data_references_in_loop): Made static. Pass loop nest to
18027 find_data_references_in_stmt.
18028 (compute_data_dependences_for_loop): Use DR_VOPS.
18029 (free_data_ref): Free DR_VOPS.
18030 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18031 (struct innermost_loop_behavior): ... new.
18032 (struct base_object_info): Replaced by ...
18033 (struct indices): ... new.
18034 (struct dr_alias): New.
18035 (enum data_ref_type): Removed.
18036 (struct data_reference): Consist of struct innermost_loop_behavior,
18037 struct indices and struct dr_alias.
18038 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18039 (DR_MEMTAG): Renamed to ...
18040 (DR_SYMBOL_TAG): ... this.
18041 (find_data_references_in_loop): Declaration removed.
18042 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18043 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18044 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18045 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18047 2007-05-13 Revital Eres <eres@il.ibm.com>
18049 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18050 which walks virtual def-use chains to find redundant stores.
18051 (dse_optimize_stmt): Call it.
18053 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18055 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18056 * passes.c (init_optimization_passes): Move pass_jump_bypass
18059 * basic-block.h (bb_has_eh_pred): Fix style issue.
18061 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18063 PR rtl-optimization/31848
18064 * loop-invariant.c (move_invariant_reg): If we move an insn
18065 with a REG_EQUAL note, and that insn is not always executed,
18066 remove the REG_EQUAL note.
18068 2007-05-12 Richard Guenther <rguenther@suse.de>
18070 PR tree-optimization/31797
18071 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18072 propagate into a stmt that has volatile ops.
18074 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18076 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18077 (gcc_tooldir): Likewise.
18078 * configure: Regenerate.
18079 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18080 old configure.ac gcc_tooldir setting.
18081 (prefix_to_exec_prefix): New variable.
18082 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18083 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18085 2007-05-11 Silvius Rus <rus@google.com>
18087 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18088 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18089 * c-common.h (strict_aliasing_warning): Change return type.
18090 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18091 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18092 (build_c_cast): Condition call to strict_aliasing_warning.
18093 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18094 * flags.h (set_Wstrict_aliasing): Declare.
18095 * opts.c (set_Wstrict_alising): Define, add call to.
18096 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18097 * tree-ssa-alias-warnings.c: New file.
18098 * tree-ssa-alias.c (compute_may_aliases): Add call to
18099 strict_aliasing_warning_backend.
18101 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18103 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18104 Use loop_depth and loop_outer accessor functions.
18105 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18106 determine_invariantness_stmt, move_computations_stmt): Ditto.
18107 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18108 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18109 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18110 * tree-scalar-evolution.c (interpret_loop_phi,
18111 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18112 instantiate_parameters_1, scev_const_prop): Ditto.
18113 * cfghooks.c (make_forwarder_block): Ditto.
18114 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18115 * modulo-sched.c (loop_canon_p): Ditto.
18116 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18117 slpeel_can_duplicate_loop_p): Ditto.
18118 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18119 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18120 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18121 cancel_loop, verify_loop_structure): Ditto.
18122 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18123 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18124 superloops vector instead of "pred" array.
18125 (establish_preds): Take father loop as an argument. Initialize the
18127 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18128 Do not initialize loop->outer.
18129 (flow_loop_tree_node_remove): Truncate the superloops vector.
18130 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18131 "pred" merged to "superloops" vector.
18132 (loop_depth, loop_outer): New.
18133 (fel_init): Use loop_outer.
18135 2007-05-11 Jan Hubicka <jh@suse.cz>
18137 * cgraphunit.c: Include gt-cgraphunit.h
18138 (static_ctors, static_dtors): New static vars.
18139 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18140 based on implementation in c-common.c
18141 (cgraph_finalize_function): Call record_cdtor_fn.
18142 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18143 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18144 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18145 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18146 build_cdtor, c_build_cdtor_fns): Remove.
18147 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18148 c_build_cdtor_fns): Remove prototype.
18150 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18153 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18154 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18155 * builtins.c (fold_builtin_memchr): New.
18156 (expand_builtin_memchr): Call the latter.
18157 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18158 * doc/extend.texi ([Other built-in functions provided by GCC]):
18161 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18163 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18164 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18165 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18166 PFPO_OP1_TYPE_SHIFT): Constants added.
18167 (DFP_ALL): Mode macro defined.
18168 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18169 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18170 Insn definitions added.
18171 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18172 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18175 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18177 PR tree-optimization/31885
18178 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18179 NULL_TREE to be undetermined.
18180 (automatically_generated_chrec_p): Return false for NULL.
18182 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18184 * config/bfin/bfin.h (MOVE_RATIO): Define.
18186 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18188 * config.gcc (sparc-wrs-vxworks): New target.
18189 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18190 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18191 * config/sparc/sparc.h: Include vxworks-dummy.h.
18192 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18193 include LABEL_REFs too.
18194 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18195 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18197 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18199 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18200 (sparc_emit_call_insn): New function.
18201 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18202 functions when generating VxWorks PIC.
18203 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18204 (call, call_value): Use sparc_emit_call_insn instead of
18207 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18209 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18211 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18213 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18214 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18215 split_double instead of operand_subword.
18217 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18219 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18220 * config/bfin/bfin.c (bfin_local_alignment): New function.
18221 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18223 2007-05-08 Chao-ying Fu <fu@mips.com>
18225 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18226 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18227 (smsub_widen_optab, umsub_widen_optab): Define.
18228 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18230 * genopinit.c (optabs): Fill in smsub_widen_optab and
18232 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18233 and umsub_widen_optab to implement multiply-subtract sequences.
18234 * config/mips/mips.md (*msac<u>_di): Rename to...
18235 (<u>msubsidi4): ...this. Extend condition to include
18236 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18237 of operand 0 to "ka" and use the three-operand form of msub<u>
18239 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18242 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18244 PR rtl-optimization/28011
18245 * reload.c (push_reload): Set dont_share if IN appears in OUT
18246 also when IN is a PLUS rtx.
18247 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18250 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18252 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18253 call unshare_all_decls.
18254 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18255 (unshare_all_decls): Remove.
18257 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18260 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18263 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18264 Nigel Stephens <nigel@mips.com>
18266 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18267 Update comments and all uses.
18268 (MIN_FPRS_PER_FMT): Define.
18269 * config/mips/mips.c (function_arg): Fix to correctly handle
18270 the -mips32r2 -mfp64 -mabi=32 case.
18271 (override_options): Enable use of odd-numbered registers for
18272 SFmode values on MIPS32.
18273 (mips_save_reg_p): Save whole floating-point register pair if
18274 either half is used.
18275 (compute_frame_size): Fix comment.
18277 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18279 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18280 argument of type bool.
18281 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18282 argument. Safely select temporary P register according to it.
18283 (do_link): Change call site of add_to_reg accordingly.
18284 (do_unlink): Add epilogue_p as a fourth argument and pass it
18286 (expand_interrupt_handler_epilogue): Change call of do_unlink
18288 (bfin_expand_prologue): Add a third argument sibcall_p.
18289 * config/bfin/bfin.md (epilogue): Change call of
18290 bfin_expand_epilogue accordingly.
18291 (sibcall_epilogue): Likewise.
18292 (eh_return_internal): Likewise.
18294 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18295 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18296 * config/bfin/bfin.c (bfin_handle_option): Handle
18297 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18298 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18299 Support bf534, bf536 and bf561.
18300 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18302 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18305 * config/i386/i386.c (ix86_function_regparm): Process local
18306 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18308 2007-05-07 Mike Stump <mrs@apple.com>
18310 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18311 also checks for and while statements in C++.
18313 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18315 * gcc.c (at_file_supplied): New variable.
18316 (main): Set it if we expanded argv.
18317 (do_spec_1): Pass an @-file to the linker if we were called with
18318 an @-file argument and HAVE_GNU_LD.
18319 * collect2.c (at_file_supplied): New variable.
18320 (response_file): New variable.
18321 (collect_exit): Unlink response_file if necessary.
18322 (handler): Likewise.
18323 (do_wait): Likewise.
18324 (main): Set at_file_supplied if we expanded argv.
18325 (collect_execute): Pass an @-file to subprocesses if we were called
18326 with an @-file argument.
18327 * configure.ac: Add define for HAVE_GNU_LD.
18328 * configure: Regenerate.
18329 * config.in: Regenerate.
18331 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18333 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18334 operand to HI mode.
18339 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18341 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18342 (TARGET_ENCODE_SECTION_INFO): Re-define.
18343 (m32c_encode_section_info): New
18344 (function_vector_handler): New
18345 (current_function_special_page_vector): New
18346 (m32c_special_page_vector_p): New.
18347 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18349 * config/m32c/jump.md: Added instruction JSRS for functions
18350 with attribute "function_vector".
18351 * doc/extend.texi (function_vector): Added description
18352 for M16C, M32C targets.
18354 2007-05-07 DJ Delorie <dj@redhat.com>
18357 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18358 ashrpsi3, lshrpsi3): Update shift count constraint.
18360 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18361 Nathan Froyd <froydnj@codesourcery.com>
18364 * c-incpath.c (add_path): Strip trailing path separators.
18366 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18368 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18369 Free dominance info before purging EH edges.
18370 (eliminate_degenerate_phis): Likewise.
18371 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18373 2007-05-07 Jan Hubicka <jh@suse.cz>
18375 * gimplify.c (gimplify_expr): Do not crash when folding
18376 (void *)(int)&a + 4.
18378 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18381 * c-opts.c (lang_fortran): Make it non static.
18382 * c-common.h (lang_fortran): New prototype.
18383 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18384 -lang-fortran option was passed by the driver.
18386 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18388 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18389 of ASSERT_CHECKING. Tweak message.
18391 2007-05-06 Revital Eres <eres@il.ibm.com>
18394 * loop-unroll.c (insert_var_expansion_initialization):
18395 Initialize the expansions with -zero instead of +zero.
18397 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18399 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18400 into pic and non-pic versions. Mark r19 as used for
18401 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18402 for tgd_load, tld_load and tie_load .
18403 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18404 version of tgd_load, tld_load and tie_load depending on the
18407 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18408 Jakub Jelinek <jakub@redhat.com>
18410 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18411 (__do_global_dtors_aux): Use more paranoid loop to run
18412 destructors if HIDDEN_DTOR_LIST_END.
18413 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18415 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18417 * varasm.c (align_variable): Don't increase alignment for
18418 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18419 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18421 2007-05-04 Josh Conner <jconner@apple.com>
18423 * basic-block.h (cdi_direction): Assign values to all enumeration
18425 (dom_computed): Remove.
18426 (dom_info_state): New.
18427 (set_dom_info_availability): New.
18428 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18429 walk_data.dom_direction.
18430 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18431 instead of dom_computed[].
18432 (split_edge): Likewise.
18433 (create_basic_block): Likewise.
18434 (merge_blocks): Likewise.
18435 * ifcvt.c (find_if_header): Likewise.
18436 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18437 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18438 * tree-ssa.c (verify_ssa): Likewise.
18439 * tree-cfg.c (tree_verify_flow_info): Likewise.
18440 (remove_edge_and_dominated_blocks): Likewise.
18441 * dominance.c (dom_computed): Make static.
18442 (calc_dfs_tree_nonrec): Change third param to a bool.
18443 (calc_dfs_tree): Change second param to a bool.
18444 (calc_idioms): Change second param to a bool. Use
18445 dom_convert_dir_to_idx.
18446 (init_dom_info): Validate dir before using.
18447 (dom_convert_dir_to_idx): New.
18448 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18449 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18450 (free_dominance_info): Use dom_convert_dir_to_idx.
18451 (get_immediate_dominator): Likewise.
18452 (set_immediate_dominator): Likewise.
18453 (get_dominated_by): Likewise.
18454 (redirect_immediate_dominators): Likewise.
18455 (nearest_common_denominator): Likewise.
18456 (dominated_by_p): Likewise.
18457 (bb_dom_dfs_in): Likewise.
18458 (bb_dom_dfs_out): Likewise.
18459 (recount_dominator): Likewise.
18460 (iterate_fix_dominators): Likewise.
18461 (add_to_dominance_info): Likewise.
18462 (delete_from_dominance_info): Likewise.
18463 (first_dom_son): Likewise.
18464 (next_dom_son): Likewise.
18465 (dom_info_available_p): Likewise.
18466 (dom_info_state): New.
18467 (set_dom_info_availability): New.
18469 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18471 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18473 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18475 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18477 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18478 (subdi3, subdi_carry): Delete.
18480 2007-05-04 Jan Hubicka <jh@suse.cz>
18481 Richard Guenther <rguenther@suse.de>
18483 * opts.c (decode_options): Do not fiddle with inlining
18484 parameters in case of optimizing for size.
18485 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18486 for size do nothing.
18487 (cgraph_decide_inlining_of_small_function): When optimizing for
18488 size never inline functions increasing caller size.
18489 (cgraph_early_inlining): Inline for size when optimizing for size.
18491 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18493 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18494 logical operations piecewise.
18495 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18496 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18497 subdi_sesidi_di): Delete.
18498 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18499 the generated sequence. Allow three-reg add in constraints. Rewrite
18500 the rtl expression for carry to avoid zero_extend of a constant.
18501 (sub_with_carry): New pattern.
18502 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18503 different sequence not involving jumps.
18504 (notbi): Now a named pattern.
18506 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18508 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18509 Add the note about a significant loss of accuracy of some
18510 mathematical routines when these options are used.
18512 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18514 * haifa-sched.c (rtx_vec_t): New typedef.
18515 (contributes_to_priority_p): Extract piece of priority () into new
18517 (priority): Use the function. Add assertion.
18518 (rank_for_schedule, set_priorities): Add assertion to check that
18519 insn's priority is initialized.
18520 (clear_priorities, calc_priorities): Change signature. Make it update
18521 all relevant insns. Update all callers ('add_to_speculative_block ()'
18522 and 'create_block_check_twin ()').
18523 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18524 Add new field 'priority_status'.
18525 (INSN_PRIORITY_STATUS): New macro.
18526 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18528 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18530 * sched-ebb.c (debug_ebb_dependencies): New static function.
18531 (init_ready_list): Use it.
18533 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18534 with changed signature and 'debug_rgn_dependencies ()'.
18535 (debug_rgn_dependencies): New static function.
18536 (init_ready_list): Use it.
18538 * sched-int.h (debug_dependencies): Declare.
18540 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18542 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18544 2007-05-04 Dirk Mueller <dmueller@suse.de>
18546 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18548 2007-05-03 Jan Hubicka <jh@suse.cz>
18550 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18551 ((T1)X op (T1)Y), for pointer type in more cases than before.
18553 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18555 * tree-object-size.c (plus_expr_object_size): When operand size is
18556 unknown, return unknown.
18558 2007-05-03 Dirk Mueller <dmueller@suse.de>
18560 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18562 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18565 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18567 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18569 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18571 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18573 * config/soft-fp/double.h, config/soft-fp/extended.h,
18574 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18575 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18576 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18577 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18580 2007-05-03 Ian Lance Taylor <iant@google.com>
18582 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18583 MASK_PPC_GFXOPT for 8540 or 8548.
18585 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18587 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18588 vect_print_dump_info() to output debug information.
18590 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18593 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18594 operands of size 2 when operand is not MEM_P.
18596 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18598 PR tree-optimization/30565
18599 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18601 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18603 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18604 (umulsi3_highpart): Use them.
18605 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18606 for final accumulator to D regisster tranfser.
18608 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18610 PR tree-optimization/31699
18611 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18613 (vect_enhance_data_refs_alignment): Compute peel amount using
18614 TYPE_VECTOR_SUBPARTS instead of vf.
18615 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18617 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18620 * system.h: Remove inclusion of double-int.h
18621 * tree.h: Include double-int.h
18622 * gengtype.c: Likewise
18623 * cfgloop.h: Likewise
18624 * Makefile.in: Adjust dependencies on double-int.h
18626 2007-05-02 Eric Christopher <echristo@apple.com>
18628 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18629 -shared to -Zdynamiclib.
18631 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18634 * c-common.c (strip_pointer_or_array_types): New function.
18635 * c-common.h (strip_pointer_or_array_types): New function declaration.
18637 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18639 PR tree-optimization/31771
18640 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18642 2007-05-02 Paul Brook <paul@codesourcery.com>
18644 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18646 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18648 PR middle-end/29715
18649 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18652 2007-05-02 Nick Clifton <nickc@redhat.com>
18654 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18656 2007-05-02 Richard Guenther <rguenther@suse.de>
18658 PR tree-optimization/31146
18659 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18660 argument, single_use_p. If we have a single use that is
18661 a conversion to the definition rhs type, propagate that rhs.
18662 (forward_propagate_addr_expr): Pass single_use_p argument
18663 to forward_propagate_addr_expr_1.
18665 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18667 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18670 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18672 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18673 'AMD Family 10 core'.
18675 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18677 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18678 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18679 with SSE3 instruction set support.
18680 * doc/invoke.texi: Likewise.
18682 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18684 * config/i386/i386.c (override_options): Tuning 32-byte loop
18685 alignment for amdfam10 architecture. Increasing the max loop
18686 alignment to 24 bytes.
18688 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18690 * config/m68k/constraints.md: New.
18691 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18692 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18693 EXTRA_CONSTRAINT): Remove.
18694 * config/m68k/m68k.md: Include constraints.md.
18695 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18697 2007-05-01 Ian Lance Taylor <iant@google.com>
18699 PR tree-optimization/31739
18700 * tree-vrp.c (vrp_val_is_max): New static function.
18701 (vrp_val_is_min): New static function.
18702 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18704 (set_value_range): Use vrp_val_is_{max,min}.
18705 (extract_range_from_assert): Likewise.
18706 (extract_range_from_binary_expr): Likewise.
18707 (extract_range_from_unary_expr): Likewise.
18708 (dump_value_range, vrp_meet): Likewise.
18709 (vrp_visit_phi_node): Likewise.
18710 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18712 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18714 * config/i386/gmon-sol2.c (size_t): New type.
18715 (intptr_t): Likewise.
18716 (s_textsize): Declare as size_t.
18718 (monstartup): Use size_t for sizes.
18719 (_mcount): Save and restore registers.
18720 (internal_mcount): Pass 0 as the first argument to monstartup
18722 (moncontrol): Convert pointer to appropriately sized integer
18723 before passing to profil.
18725 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18727 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18728 __NO_FPRS__, not just if _SOFT_DOUBLE.
18729 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18730 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18731 also for E500 double.
18732 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18733 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18736 2007-05-01 Richard Guenther <rguenther@suse.de>
18738 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18741 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18743 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18745 2007-05-01 Jan Hubicka <jh@suse.cz>
18747 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18750 2007-05-01 Jan Hubicka <jh@suse.cz>
18752 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18753 (maybe_fold_offset_to_reference): Declare.
18754 * fold-const.c (fold_unary): Do not fold
18755 (type *)&A into &A->field_of_type_and_offset_0
18756 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18757 size is unknown, give up.
18758 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18760 (maybe_fold_offset_to_reference): New.
18761 (maybe_fold_stmt_indirect): Use it.
18762 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18763 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18765 (gimplify_expr): Likewise for plus_expr.
18767 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18769 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18770 bsi_after_labels. Always insert statements before bsi.
18771 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18772 * predict.c (apply_return_prediction): Check for empty blocks.
18773 * cfgexpand.c (lab_rtx_for_bb): New variable.
18774 (label_rtx_for_bb): Do not create new tree labels.
18775 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18776 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18777 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18779 (label_for_bb): Add field used.
18780 (update_eh_label, main_block_label): Mark the label used.
18781 (cleanup_dead_labels): Remove unused labels.
18783 2007-05-01 Richard Guenther <rguenther@suse.de>
18785 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18786 if it is not about to be set.
18787 (get_value_range): Do not pre-allocate equiv bitmap.
18788 (update_value_range): No need to clear equiv field.
18789 (add_equivalence): Change prototype to get bitmap pointer.
18790 Allocate bitmap here if it is not already.
18791 (extract_range_from_assert): Do not allocate bitmap here.
18792 Update callers to add_equivalence.
18793 (extract_range_from_ssa_name): Likewise.
18794 (get_vr_for_comparison): New static helper.
18795 (compare_name_with_value): Handle NULL equiv bitmap by
18796 peeling the first iteration of the comparison loop.
18797 Use get_vr_for_comparison.
18798 (compare_names): Handle NULL equiv bitmaps by using fake
18799 ones. Use get_vr_for_comparison.
18801 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18803 * double-int.c (mpz_set_double_int): Moved from
18804 tree-ssa-loop-niter.c.
18805 (mpz_get_double_int): Likewise; also, add option to wrap
18806 out-of-range integers.
18807 * double-int.h: New prototypes for above.
18808 * tree.c (get_static_type_bounds): Moved from
18809 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18810 TYPE_MAX_VALUE if they exist..
18811 * tree.h: New prototype for above.
18812 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18813 get_type_bounds calls.
18814 (mpz_set_double_int): Move to double-int.c.
18815 (get_type_bounds): Move to tree.c, rename to
18816 get_static_type_bounds.
18817 (mpz_to_double_int): Move to double-int.c, rename to
18818 mpz_get_double_int.
18820 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18822 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18823 DIV0 exception can fall through to a normal return.
18825 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18827 PR middle-end/22156
18828 Temporarily revert:
18829 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18830 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18831 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18832 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18833 initialize align to silence bogus warning.
18834 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18835 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18837 (struct sra_walk_fns): Remove use_all parameter from use.
18838 (sra_hash_tree): Handle BIT_FIELD_REFs.
18839 (sra_elt_hash): Don't hash bitfld blocks.
18840 (sra_elt_eq): Skip them in parent compares as well. Handle
18842 (sra_walk_expr): Don't maintain or pass down use_all_p.
18843 (scan_use): Remove use_all parameter.
18844 (scalarize_use): Likewise. Re-expand assignment to
18845 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18846 output, and re-scalarize after output. Don't mark anything
18848 (scalarize_ldst): Adjust.
18849 (scalarize_walk_gimple_modify_statement): Likewise.
18850 (build_element_name_1): Handle BIT_FIELD_REFs.
18851 (instantiate_element): Don't warn for any element whose parent
18852 is used as a whole.
18853 (instantiate_missing_elements_1): Return the sra_elt.
18854 (canon_type_for_field): New.
18855 (try_instantiate_multiple_fields): New.
18856 (instantiate_missing_elemnts): Use them.
18857 (mark_no_warning): Removed.
18858 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18859 (REPLDUP, sra_build_elt_assignment): New.
18860 (generate_copy_inout): Use them.
18861 (generate_element_copy): Likewise. Handle bitfld differences.
18862 (generate_element_zero): Don't recurse for blocks. Use
18863 sra_build_elt_assignment.
18864 (generate_one_element_int): Take elt instead of var. Use
18865 sra_build_elt_assignment.
18866 (generate_element_init_1): Adjust.
18867 (scalarize_use, scalarize_copy): Use REPLDUP.
18868 (scalarize_ldst): Move assert before dereference.
18869 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18871 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18874 * tree.c (reconstruct_complex_type): Reconstruct a reference
18876 Also use the same mode for the pointer as the old pointer type.
18878 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18880 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18883 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18885 PR rtl-optimization/31676
18886 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18887 (df_refs_record): Call it.
18889 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18891 * rtl.def (SS_ABS): New code.
18892 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18893 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18894 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18895 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18896 (bfin_init_builtins): Define them.
18897 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18898 (bfin_expand_builtin): ... and handle the others here.
18899 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18900 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18901 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18902 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18903 operand is only HImode.
18905 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18907 * regclass.c (scan_one_insn): Remove splitting of
18910 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18911 Nigel Stephens <nigel@mips.com>
18913 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18915 2007-04-28 Jan Hubicka <jh@suse.cz>
18917 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18918 insn_locators_alloc instead of insn_locators_initialize;
18919 call reset_block_changes.
18920 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18921 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18922 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18923 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18924 * config/score/score.c (th_output_mi_thunk): Likewise.
18925 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18926 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18927 tolerate uninitialized locator info.
18930 * function.c (init_function_start): Don't init line number info.
18931 (expand_function_end): Update.
18932 (reset_block_changes, record_block_change, finalize_block_changes,
18933 check_block_change, free_block_changes): Kill.
18934 * function.h (reset_block_changes, record_block_change,
18935 finalize_block_changes, check_block_change, free_block_changes):
18937 (struct function): Remove ib_boundaries_block.
18938 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18939 Use curr_insn_locator to initialize locator.
18940 (emit_line_note): Remove.
18941 * cfgexpand.c (expand_gimple_cond_expr): Update.
18942 (construct_exit_block): Likewise.
18943 (tree_expand_cfg): Initialize/finalize locators.
18944 * expr.c (expand_expr_real): Update.
18945 * cfglayout.c (line_locators_locs, line_locators_lines,
18946 file_locators_locs, file_locators_files): Remove.
18947 (set_block_levels): Move to cfgexpand.c.
18948 (insn_locators_initialize): Remove.
18949 (pass_insn_locators_initialize): Remove.
18950 (locations_locators_locs, locations_locators_vals): New static vars.
18951 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18953 (insn_locators_alloc, insn_locators_finalize,
18954 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18956 (locator_location): New.
18957 (locator_line, locator_file): Rewrite.
18958 * rtl.h (emit_line_note): Kill.
18959 (insn_locators_alloc, insn_locators_finalize,
18960 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18962 * tree-inline.c (initialize_cfun): Do not initialize
18963 ib_boundaries_block.
18964 * passes.c (pass_insn_locators_initialize): Remove.
18966 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18968 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18969 info. Update last_basic_block correctly.
18971 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18974 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18975 register itself to hold the offset constant. Tell flow the use
18976 of r4 and r5 when they are used.
18978 2007-04-27 Richard Guenther <rguenther@suse.de>
18980 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18981 if we simplified anything.
18982 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18983 warnings until we did a simplification and the stmt was not
18984 marked as TREE_NO_WARNING.
18986 2007-04-27 Mike Stump <mrs@apple.com>
18988 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18990 2007-04-27 Ian Lance Taylor <iant@google.com>
18992 PR middle-end/31710
18993 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
18994 TYPE_MAX_VALUE exist, convert them to the new type.
18996 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
18998 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
18999 if it claims to be available.
19000 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19001 edge is redirected.
19002 (perform_tree_ssa_dce): Always free postdominators.
19004 2007-04-27 Richard Henderson <rth@redhat.com>
19006 * config/alpha/predicates.md (aligned_memory_operand): Mark
19007 as define_special_predicate.
19008 (unaligned_memory_operand, normal_memory_operand): Likewise.
19009 (reg_or_unaligned_mem_operand): Remove.
19010 (any_memory_operand): Match the documentation and check for
19011 non-renumbered pseudos during reload.
19012 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19013 alpha_secondary_reload_class, update to new interface, make static.
19014 Handle CQImode like HImode. Remove FP subreg check.
19015 (alpha_expand_mov): Use replace_equiv_address.
19016 (alpha_expand_mov_nobwx): Use any_memory_operand.
19017 (TARGET_SECONDARY_RELOAD): New.
19018 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19019 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19020 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19021 * config/alpha/alpha.md: ... here.
19022 (RELOAD12, reloadmode): New.
19024 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19025 Don't handle the aligned case here.
19026 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19027 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19028 reload_inhi_help. Don't expect a scratch register.
19029 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19031 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19033 2007-04-27 Richard Guenther <rguenther@suse.de>
19035 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19037 2007-04-27 Richard Guenther <rguenther@suse.de>
19039 PR tree-optimization/30965
19040 PR tree-optimization/30978
19041 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19042 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19043 (find_equivalent_equality_comparison): Likewise.
19044 (simplify_cond): Likewise.
19045 (get_prop_source_stmt): New helper.
19046 (get_prop_dest_stmt): Likewise.
19047 (can_propagate_from): Likewise.
19048 (remove_prop_source_from_use): Likewise.
19049 (combine_cond_expr_cond): Likewise.
19050 (forward_propagate_comparison): New function.
19051 (forward_propagate_into_cond): Rewrite to use fold for
19053 (tree_ssa_forward_propagate_single_use_vars): Call
19054 forward_propagate_comparison to propagate comparisons.
19056 2007-04-27 Richard Guenther <rguenther@suse.de>
19058 PR tree-optimization/31715
19059 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19060 sure to do computation on the offset in an appropriate
19063 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19065 * reload.h (elimination_target_reg_p): Declare.
19066 * reload.c (find_reloads): Don't apply the reg_rtx move
19067 optimization if the SET_DEST satisfies elimination_target_reg_p.
19068 * reload1.c (elimination_target_reg_p): New function.
19069 (gen_reload): In the move/add2 fallback, make sure that op0
19070 does not overlap the destination register.
19072 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19074 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19075 transform only GIMPLE_MODIFY_STMTs.
19076 * tree-complex.c (expand_complex_operations_1): Ditto.
19077 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19078 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19079 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19081 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19082 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19083 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19084 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19085 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19086 slpeel_add_loop_guard): Ditto.
19087 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19088 * lambda-code.c (perfect_nestify): Ditto.
19089 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19090 before the first statement.
19091 * tree-optimize.c (execute_free_datastructures): Fix comments.
19092 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19093 * tree-flow.h (disband_implicit_edges): Declaration removed.
19094 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19096 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19097 COND_EXPRs without gotos.
19098 (disband_implicit_edges, has_label_p): Removed.
19099 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19100 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19102 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19104 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19105 also for COND_EXPRs.
19106 * cfgexpand.c (label_rtx_for_bb): New function.
19107 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19108 Use label_rtx_for_bb to find the labels.
19109 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19110 last block. Detect fallthru edges.
19112 2007-04-26 Ian Lance Taylor <iant@google.com>
19115 * reload.c (find_reloads_subreg_address): If the address was valid
19116 in the original mode but not in the new mode, reload the whole
19119 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19121 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19122 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19123 (cleanup_control_expr_graph): Do not invalidate dominance info.
19124 Record altered blocks.
19125 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19126 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19127 cleanup_tree_cfg_bb): New functions.
19128 (remove_forwarder_block): Do not maintain the worklist of blocks.
19129 Record altered blocks.
19130 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19131 not over whole cfg.
19132 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19133 delete_unreachable_blocks if dominators are not available.
19134 * tree-inline.c (optimize_inline_calls): Free dominance information
19136 * tree-flow.h (remove_edge_and_dominated_blocks,
19137 cfgcleanup_altered_bbs): Altered.
19138 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19140 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19142 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19143 do not invalidate dominators.
19145 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19147 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19148 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19149 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19150 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19152 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19154 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19156 2007-04-26 Richard Guenther <rguenther@suse.de>
19158 PR tree-optimization/31703
19159 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19160 the right type for the target of the bittest.
19162 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19164 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19165 ix86_sol10_return_in_memory.
19167 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19169 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19172 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19175 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19177 PR tree-optimization/30558
19178 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19179 clear this_state.prev_try.
19181 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19182 Mark Mitchell <mark@codesourcery.com>
19184 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19185 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19186 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19188 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19191 * doc/invoke.texi (%:print-asm-header): Document.
19192 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19194 (static_spec_functions): Add print-asm-header.
19195 (main): Print a banner before the --target-help linker options.
19196 (print_asm_header_spec_function): New function.
19198 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19201 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19202 (movsf_ie): Likewise.
19204 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19206 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19208 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19210 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19211 exception for divide-by-zero.
19212 (__umodsi3, __modsi3): Likewise.
19214 2007-04-25 Dirk Mueller <dmueller@suse.de>
19216 * c-typeck.c (build_compound_expr): Annotate warning()
19217 call with OPT_Wunused_value.
19218 * tree-ssa.c (warn_uninit): Annotate warning with
19220 * c-common.c (handle_sentinel_attribute): Annotate warning
19221 call with OPT_Wattributes.
19223 2007-04-25 Thiemo Seufer <ths@mips.com>
19225 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19226 (mips16): Fix typo.
19227 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19228 on to the assembler. Improve handling of -mno-mips16. Add handling
19229 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19230 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19231 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19232 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19234 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19237 * config/i386/winnt.c (i386_pe_file_end): Strip only
19238 USER_LABEL_PREFIX when writing export name.
19240 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19242 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19243 sh/elf.h, vx-common.h and vxworks.h.
19244 * config/sh/sh.h: Include config/vxworks-dummy.h.
19245 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19246 (OVERRIDE_OPTIONS): Use it.
19247 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19248 (vxworks_picreg): New pattern.
19249 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19250 VXWORKS_OS_CPP_BUILTINS.
19251 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19252 to their VXWORKS_* equivalents.
19253 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19254 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19255 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19256 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19257 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19258 -mrtp/-fPIC multilibs.
19259 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19260 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19261 (MULTILIB_OSDIRNAMES): Delete.
19263 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19266 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19268 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19270 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19271 rounding mode to be specified by the caller.
19272 (real_to_mpfr) Likewise.
19273 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19274 include new arguments.
19275 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19277 2007-04-24 Ian Lance Taylor <iant@google.com>
19279 PR tree-optimization/31605
19280 * tree-vrp.c (set_value_range): Check that min and max are not
19281 both overflow infinities.
19282 (set_value_range_to_value): New static function.
19283 (extract_range_from_binary_expr): Call set_value_range_to_value.
19284 (extract_range_from_cond_expr): Likewise.
19285 (extract_range_from_expr): Likewise.
19286 (extract_range_from_unary_expr): Likewise. Don't create a range
19287 which overflows on both sides.
19288 (vrp_meet): Check for a useless range.
19289 (vrp_visit_phi_node): If we see a constant which looks like an
19290 overflow infinity, turn off the TREE_OVERFLOW flag.
19292 2007-04-24 Ian Lance Taylor <iant@google.com>
19294 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19296 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19298 PR diagnostic/25923
19299 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19300 diagnostic message is being built.
19301 * tree-pretty-print.c (dump_generic_node): Only write the
19302 formatted text into BUFFER's stream if we are not building a
19303 diagnostic message.
19304 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19306 * Makefile.in (toplev.o): Depend on tree-pass.h.
19308 2007-04-24 Ian Lance Taylor <iant@google.com>
19310 PR tree-optimization/31602
19311 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19312 conditionals in the copied loop header.
19313 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19314 warnings if TREE_NO_WARNING is set.
19315 * doc/invoke.texi (Warning Options): Clarify that
19316 -Wstrict-overflow does not warn about loops.
19318 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19320 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19321 expand on the comment about _Decimal128 arguments and check the
19322 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19323 that _Decimal128 argument uses even/odd register pair.
19324 (function_arg): Ditto.
19326 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19328 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19329 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19331 2007-04-24 Richard Guenther <rguenther@suse.de>
19332 Olga Golovanevsky <olga@il.ibm.com>
19334 * fold-const.c (multiple_of_p): Check for bottom
19337 2007-04-24 Richard Henderson <rth@redhat.com>
19339 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19340 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19341 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19342 looking for non-zero bits shifted out. Avoid a recursive call
19343 when constructing the scalar.
19344 (__floatundisf): Likewise.
19346 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19348 * dwarf2out.c (field_byte_offset): Move the existing logic
19349 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19350 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19352 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19355 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19356 length argument of 0 for memset.
19357 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19358 unsigned shift instead of the signed variant.
19360 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19362 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19363 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19364 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19365 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19366 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19367 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19368 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19369 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19370 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19371 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19372 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19373 "mul<mode>3", "div<mode>3"): Insn definitions added.
19374 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19375 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19376 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19377 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19378 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19379 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19380 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19381 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19382 TARGET_FLOAT_FORMAT): Macro definitions removed.
19383 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19384 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19385 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19386 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19387 (s390_gen_rtx_const_DI): Function removed.
19388 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19390 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19392 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19393 over an external ffs function.
19395 2007-04-24 Chao-ying Fu <fu@mips.com>
19396 Richard Sandiford <richard@nildram.co.uk>
19398 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19399 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19400 (smadd_widen_optab, umadd_widen_optab): Define.
19401 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19403 * genopinit.c (optabs): Fill in smadd_widen_optab and
19405 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19406 and umadd_widen_optab to implement multiply-add sequences.
19407 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19408 (<u>maddsidi4): ...this. Extend condition to include
19409 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19410 of operand 0 to "ka" and use the three-operand form of madd<u>
19412 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19414 * config/mips/constraints.md (ka): New register constraint.
19416 2007-04-24 Jan Hubicka <j@suse.cz>
19420 2007-04-23 Jan Hubicka <jh@suse.cz>
19421 * function.c (init_function_start): Don't init line number info.
19422 (expand_function_end): Update.
19423 (reset_block_changes, record_block_change, finalize_block_changes,
19424 check_block_change, free_block_changes): Kill.
19425 * function.h (reset_block_changes, record_block_change,
19426 finalize_block_changes, check_block_change, free_block_changes):
19428 (struct function): Remove ib_boundaries_block.
19429 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19430 Use curr_insn_locator to initialize locator.
19431 (emit_line_note): Remove.
19432 * cfgexpand.c (expand_gimple_cond_expr): Update.
19433 (construct_exit_block): Likewise.
19434 (tree_expand_cfg): Initialize/finalize locators.
19435 * expr.c (expand_expr_real): Update.
19436 * cfglayout.c (line_locators_locs, line_locators_lines,
19437 file_locators_locs, file_locators_files): Remove.
19438 (set_block_levels): Move to cfgexpand.c.
19439 (insn_locators_initialize): Remove.
19440 (pass_insn_locators_initialize): Remove.
19441 (locations_locators_locs, locations_locators_vals): New static vars.
19442 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19444 (insn_locators_alloc, insn_locators_finalize,
19445 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19447 (locator_location): New.
19448 (locator_line, locator_file): Rewrite.
19449 * rtl.h (emit_line_note): Kill.
19450 (insn_locators_alloc, insn_locators_finalize,
19451 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19453 * tree-inline.c (initialize_cfun): Do not initialize
19454 ib_boundaries_block.
19455 * passes.c (pass_insn_locators_initialize): Remove.
19457 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19459 * doc/invoke.texi: Removed leading '-' from option index entries.
19461 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19463 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19465 (create_phi_node): Use set_phi_nodes.
19466 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19467 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19468 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19469 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19470 (bsi_start, bsi_last): Use bb_stmt_list.
19471 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19472 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19473 Traverse the statements using tsi iterator.
19474 * basic-block.h (struct basic_block_def): Fields stmt_list
19475 and phi_nodes moved to ...
19476 (struct tree_bb_info): ... new structure.
19477 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19478 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19479 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19480 (tree_verify_flow_info): Verify that il.tree is not set for
19481 entry and exit block.
19482 (tree_split_block): Use set_bb_stmt_list.
19484 2007-04-23 Mike Stump <mrs@apple.com>
19486 * config/i386/i386.c (ix86_tune_features
19487 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19490 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19492 * config/i386/i386.md (prefix_extra): New attribute.
19493 (length): Add prefix_extra.
19495 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19496 (sse2_movntv2di): Likewise.
19497 (sse2_cvtps2dq): Likewise.
19498 (sse2_cvtpd2pi): Likewise.
19499 (sse2_cvttpd2pi): Likewise.
19500 (*sse2_cvtpd2ps): Likewise.
19501 (*add<mode>3): Likewise.
19502 (sse2_ssadd<mode>3): Likewise.
19503 (sse2_usadd<mode>3): Likewise.
19504 (*sub<mode>3): Likewise.
19505 (sse2_sssub<mode>3): Likewise.
19506 (sse2_ussub<mode>3): Likewise.
19507 (*mulv8hi3): Likewise.
19508 (*smulv8hi3_highpart): Likewise.
19509 (*umulv8hi3_highpart): Likewise.
19510 (sse2_umulv2siv2di3): Likewise.
19511 (sse2_pmaddwd): Likewise.
19512 (ashr<mode>3): Likewise.
19513 (lshr<mode>3): Likewise.
19514 (ashl<mode>3): Likewise.
19515 (sse2_ashlti3): Likewise.
19516 (sse2_lshrti3): Likewise.
19517 (*umaxv16qi3): Likewise.
19518 (*smaxv8hi3): Likewise.
19519 (*uminv16qi3): Likewise.
19520 (*sminv8hi3): Likewise.
19521 (sse2_eq<mode>3): Likewise.
19522 (sse2_gt<mode>3): Likewise.
19523 (*and<mode>3): Likewise.
19524 (sse2_nand<mode>3): Likewise.
19525 (*ior<mode>3): Likewise.
19526 (*xor<mode>3): Likewise.
19527 (sse2_packsswb): Likewise.
19528 (sse2_packssdw): Likewise.
19529 (sse2_packuswb): Likewise.
19530 (sse2_punpckhbw): Likewise.
19531 (sse2_punpcklbw): Likewise.
19532 (sse2_punpckhwd): Likewise.
19533 (sse2_punpcklwd): Likewise.
19534 (sse2_punpckhdq): Likewise.
19535 (sse2_punpckldq): Likewise.
19536 (sse2_punpckhqdq): Likewise.
19537 (sse2_punpcklqdq): Likewise.
19538 (*sse2_pinsrw): Likewise.
19539 (*sse2_pextrw): Likewise.
19540 (sse2_pshufd_1): Likewise.
19541 (sse2_uavgv16qi3): Likewise.
19542 (sse2_uavgv8hi3): Likewise.
19543 (sse2_psadbw): Likewise.
19544 (sse2_pmovmskb): Likewise.
19545 (*sse2_maskmovdqu): Likewise.
19546 (*sse2_maskmovdqu_rex64): Likewise.
19547 (sse4a_extrqi): Likewise.
19548 (sse4a_extrq): Likewise.
19549 (sse3_lddqu): Set prefix_rep.
19550 (sse3_addsubv4sf3): Likewise.
19551 (sse3_haddv4sf3): Likewise.
19552 (sse3_hsubv4sf3): Likewise.
19553 (sse_cvtss2si): Likewise.
19554 (sse_cvtss2si_2): Likewise.
19555 (sse_cvtss2siq): Likewise.
19556 (sse_cvtss2siq_2): Likewise.
19557 (sse_cvttss2si): Likewise.
19558 (sse_cvttss2siq): Likewise.
19559 (sse2_cvttps2dq): Likewise.
19560 (sse3_movshdup): Likewise.
19561 (sse3_movsldup): Likewise.
19562 (sse2_cvtsd2si): Likewise.
19563 (sse2_cvtsd2si_2): Likewise.
19564 (sse2_cvtsd2siq): Likewise.
19565 (sse2_cvtsd2siq_2): Likewise.
19566 (sse2_cvttsd2si): Likewise.
19567 (sse2_cvttsd2siq): Likewise.
19568 (*sse2_cvtpd2dq): Likewise.
19569 (*sse2_cvttpd2dq): Likewise.
19570 (sse2_pshuflw_1): Likewise.
19571 (sse2_pshufhw_1): Likewise.
19572 (sse4a_insertqi): Likewise.
19573 (sse4a_insertq): Likewise.
19574 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19575 (ssse3_phadddv4si3): Likewise.
19576 (ssse3_phaddswv8hi3): Likewise.
19577 (ssse3_phsubwv8hi3): Likewise.
19578 (ssse3_phsubdv4si3): Likewise.
19579 (ssse3_phsubswv8hi3): Likewise.
19580 (ssse3_pmaddubswv8hi3): Likewise.
19581 (ssse3_pmulhrswv8hi3): Likewise.
19582 (ssse3_pshufbv16qi3): Likewise.
19583 (ssse3_psign<mode>3): Likewise.
19584 (ssse3_palignrti): Likewise.
19585 (abs<mode>2): Likewise.
19586 (ssse3_phaddwv4hi3): Set prefix_extra.
19587 (ssse3_phadddv2si3): Likewise.
19588 (ssse3_phaddswv4hi3): Likewise.
19589 (ssse3_phsubwv4hi3): Likewise.
19590 (ssse3_phsubdv2si3): Likewise.
19591 (ssse3_phsubswv4hi3): Likewise.
19592 (ssse3_pmaddubswv4hi3): Likewise.
19593 (ssse3_pmulhrswv4hi3): Likewise.
19594 (ssse3_pshufbv8qi3): Likewise.
19595 (ssse3_psign<mode>3): Likewise.
19596 (ssse3_palignrdi): Likewise.
19597 (abs<mode>2): Likewise.
19598 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19599 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19600 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19602 2007-04-23 Nick Clifton <nickc@redhat.com>
19604 * params.def: Fix formatting of emacs local variables.
19606 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19608 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19609 move if inter-unit move isn't allowed.
19610 Don't split moving the first element of V2DI to DI to inter-unit
19611 move if inter-unit move isn't allowed.
19613 2007-04-23 Richard Guenther <rguenther@suse.de>
19615 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19616 and CDI_POST_DOMINATORS separately.
19618 2007-04-23 Nick Clifton <nickc@redhat.com>
19620 * c.opt (Wformat-contains-nul): Add warning attribute.
19622 2007-04-23 Jan Hubicka <jh@suse.cz>
19624 * function.c (init_function_start): Don't init line number info.
19625 (expand_function_end): Update.
19626 (reset_block_changes, record_block_change, finalize_block_changes,
19627 check_block_change, free_block_changes): Kill.
19628 * function.h (reset_block_changes, record_block_change,
19629 finalize_block_changes, check_block_change, free_block_changes):
19631 (struct function): Remove ib_boundaries_block.
19632 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19633 Use curr_insn_locator to initialize locator.
19634 (emit_line_note): Remove.
19635 * cfgexpand.c (expand_gimple_cond_expr): Update.
19636 (construct_exit_block): Likewise.
19637 (tree_expand_cfg): Initialize/finalize locators.
19638 * expr.c (expand_expr_real): Update.
19639 * cfglayout.c (line_locators_locs, line_locators_lines,
19640 file_locators_locs, file_locators_files): Remove.
19641 (set_block_levels): Move to cfgexpand.c.
19642 (insn_locators_initialize): Remove.
19643 (pass_insn_locators_initialize): Remove.
19644 (locations_locators_locs, locations_locators_vals): New static vars.
19645 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19647 (insn_locators_alloc, insn_locators_finalize,
19648 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19650 (locator_location): New.
19651 (locator_line, locator_file): Rewrite.
19652 * rtl.h (emit_line_note): Kill.
19653 (insn_locators_alloc, insn_locators_finalize,
19654 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19656 * tree-inline.c (initialize_cfun): Do not initialize
19657 ib_boundaries_block.
19658 * passes.c (pass_insn_locators_initialize): Remove.
19660 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19662 PR middle-end/31448
19663 * expr.c (reduce_to_bit_field_precision): Handle
19666 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19668 PR tree-optimization/24659
19669 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19670 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19671 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19672 * genopinit.c (optabs): Rename vec_pack_mod_optab
19673 to vec_pack_trunc_optab.
19674 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19675 early for scalar floating point operands for NOP_EXPR.
19676 (vectorizable_type_promotion): Ditto.
19677 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19678 vec_pack_trunc_optab.
19679 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19681 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19682 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19683 Rename from VEC_PACK_MOD_EXPR.
19684 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19685 * expr.c (expand_expr_real_1): Ditto.
19686 * tree-inline.c (estimate_num_insns_1): Ditto.
19687 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19689 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19690 (vec_unpacks_lo_v4sf): Ditto.
19691 (vec_pack_trunc_v2df): Ditto.
19692 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19693 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19694 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19696 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19698 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19700 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19701 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19702 packing of floating point operands.
19703 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19704 represent unpacking of floating point operands.
19705 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19706 [vec_unpacks_hi]: Ditto.
19707 [vec_unpacks_lo]: Ditto.
19709 2007-04-22 Jan Hubicka <jh@suse.cz>
19711 * final.c (rest_of_handle_final): Call
19712 targetm.asm_out.constructor/targetm.asm_out.destructor
19713 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19714 proper priority via decl_*_priority_insert.
19715 * c-common.c (c_expand_body): Likewise.
19717 2007-04-22 Richard Guenther <rguenther@suse.de>
19719 PR tree-optimization/29789
19720 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19721 (rewrite_reciprocal): New helper split out from
19722 determine_invariantness_stmt.
19723 (rewrite_bittest): Likewise.
19724 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19725 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19728 2007-04-22 Revital Eres <eres@il.ibm.com>
19730 * loop-unroll.c (var_to_expand): New field to support also
19731 insns of the form x = something + x.
19732 (analyze_insn_to_expand_var): Use it.
19733 (expand_var_during_unrolling): Likewise.
19735 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19737 * predict.c: Include pointer-set.h.
19738 (bb_predictions): New variable.
19739 (tree_predicted_by_p, tree_predict_edge,
19740 remove_predictions_associated_with_edge): Use bb_predictions map
19741 instead of bb->predictions.
19742 (clear_bb_predictions, assert_is_empty): New functions.
19743 (combine_predictions_for_bb): Use bb_predictions map. Call
19744 clear_bb_predictions.
19745 (tree_estimate_probability): Create and free bb_predictions map.
19746 * Makefile.in (predict.o): Add pointer-set.h dependency.
19747 * basic-block.h (struct basic_block_def): Remove predictions
19749 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19751 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19754 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19757 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19759 * timevar.c (timevar_print): Change reference of --disable-checking to
19760 --enable-checking=release. Also warn if assert checking is disabled.
19762 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19765 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19766 decl as addressable if the compound literal was marked as
19768 Mark the decl as a gimple register if it is a complex or
19769 vector decl and does not live in memory.
19771 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19773 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19774 (GENERIC_NEXT): New function macro.
19775 (PHI_CHAIN): Use phi_node's new chain variable.
19776 (tree_phi_node): Change tree_common to tree_base
19777 and add the chain field.
19778 * tree-phinodes.c (make_phi_node): Don't set
19779 TREE_TYPE on the new node.
19780 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19781 instead of checking GIMPLE_TUPLE_P in chain_next.
19782 * tree-vect-transform.c
19783 (get_initial_def_for_induction): Look at
19784 PHI_RESULT_TREE for the type of the phi node.
19785 (update_vuses_to_preheader): Use PHI_CHAIN
19786 instead of TREE_CHAIN on the phi node.
19787 * tree-ssa-structalias.c (compute_points_to_sets):
19789 (ipa_pta_execute): Likewise.
19791 2007-04-21 Richard Guenther <rguenther@suse.de>
19793 PR middle-end/31136
19794 * fold-const.c (fold_unary): Call fold_convert_const on the
19797 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19799 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19800 (store_killed_in_pat): New.
19802 2007-04-20 Richard Henderson <rth@redhat.com>
19805 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19806 TREE_LIST with a void_type_node value, not void_list_node exactly.
19808 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19810 * doc/standards.texi: Re-arrange into language-specific
19811 subsections. Add a C++ section, documenting which standards we
19814 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19816 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19817 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19819 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19821 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19822 ecrti.o and crtbegin.o.
19823 (LIB_DEFAULT_SPEC): Include -lc.
19824 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19826 2007-04-20 Richard Henderson <rth@redhat.com>
19829 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19830 argument; update all callers.
19831 (get_unaligned_offset): New.
19832 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19833 get_unaligned_address, just pass on the address directly.
19834 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19835 the subreg in the helper patterns.
19836 (unaligned_extendqidi_le): Use get_unaligned_offset.
19837 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19838 (unaligned_extendhidi_be): Likewise.
19839 (unaligned_extendhidi): Tidy.
19840 * config/alpha/alpha-protos.h: Update.
19842 2007-04-20 Richard Henderson <rth@redhat.com>
19844 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19845 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19846 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19847 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19848 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19849 (CPP_SPEC): Don't include %(cpp_subtarget).
19850 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19851 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19852 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19854 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19856 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19857 for __builtin_ia32_cmpordss.
19859 PR tree-optimization/31632
19860 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19861 and arg1 for optimizations of comparison against min/max values.
19862 Fold arg0 to arg1's type for optimizations of comparison against
19863 min+1 and max-1 values.
19865 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19867 * reload.c (combine_reloads): When trying to use a dying register,
19868 check whether it's uninitialized and don't use if so.
19870 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19872 * fold-const.c: Remove prototypes for native_encode_expr and
19873 native_interpret_expr.
19874 (native_encode_expr): Make non-static.
19875 (native_interpret_expr): Likewise.
19876 * tree.h: Add prototypes for the above.
19878 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19880 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19881 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19882 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19883 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19884 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19885 Add length attributes.
19887 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19889 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19892 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19893 __STDC_WANT_DEC_FP__.
19895 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19897 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19898 for long double compatibility.
19899 * configure: Regenerate.
19901 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19903 PR rtl-optimization/29841
19904 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19906 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19907 that may cause control flow transfer from being moved.
19909 2007-04-18 Jan Hubicka <jh@suse.cz>
19911 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19914 2007-04-18 Eric Christopher <echristo@apple.com>
19916 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19917 only. Update operands.
19918 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19919 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19920 link register to pic register.
19922 2007-04-18 Dirk Mueller <dmueller@suse.de>
19924 PR diagnostic/31227
19925 * tree-vrp.c (search_for_addr_array): New.
19926 (check_array_bounds): Suppress warning about
19927 address taken of array refs if its not de-referenced.
19929 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19931 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19932 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19934 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19935 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19936 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19938 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19940 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19942 (vect_analyze_scalar_cycles): Fix indentation.
19943 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19944 (vect_mark_relevant): Include phis in relevance analysis.
19946 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19948 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19950 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19951 output_operand_lossage().
19953 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19955 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19956 the unused code for reduction without adjust-in-epilog to simplify the
19959 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19961 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19962 (S390_TDC_NEGATIVE_ZERO): New constant.
19963 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19964 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19965 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19966 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19967 (S390_TDC_POSITIVE_INFINITY): New constant.
19968 (S390_TDC_NEGATIVE_INFINITY): New constant.
19969 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19970 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19971 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19972 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19973 (S390_TDC_INFINITY): New constant.
19974 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19975 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19976 optimization for UNSPEC_CCZ_TO_INT.
19977 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19978 ("*ccz_to_int"): New insn.
19979 ("isinf<mode>2"): New insn.
19980 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19981 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19982 (UNSPEC_CCZ_TO_INT): New constant.
19984 2007-04-18 Richard Guenther <rguenther@suse.de>
19986 PR tree-optimization/19431
19987 PR tree-optimization/21463
19988 * tree-pass.h (pass_phiprop): Declare.
19989 * passes.c (init_optimization_passes): New phiprop pass.
19990 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19991 (phivn_valid_p): New helper function.
19992 (phiprop_insert_phi): Likewise.
19993 (propagate_with_phi): Likewise.
19994 (tree_ssa_phiprop): New propagator propagating loads
19995 through phi nodes if profitable.
19997 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19999 * tree-vect-analyze.c (process_use): New function.
20000 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20001 Check phis in all bbs.
20002 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20005 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20007 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20010 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20013 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20016 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20018 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20020 (sse_vmmulv4sf3): Likewise.
20021 (sse2_vmaddv2df3): Likewise.
20022 (sse2_vmmulv2df3): Likewise.
20024 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20026 PR rtl-optimization/31360
20027 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20028 (target_reg_cost): New.
20029 (init_set_costs): Initialize target_reg_cost. Add comments
20030 regarding the rationale of the costs.
20031 (global_cost_for_size): Renamed to...
20032 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20033 of register pressure.
20034 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20035 estimate_reg_pressure_cost. Add number of ivs.
20036 (determine_set_costs): Dump target_reg_cost.
20037 * loop-invariant.c (gain_for_invariant): Use
20038 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20039 (best_gain_for_invariant, find_invariants_to_move): Remove
20041 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20042 (target_reg_cost): Declare.
20043 (global_cost_for_size): Declaration removed.
20044 (estimate_reg_pressure_cost): Declare.
20046 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20048 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20049 regnos into even/odd register pairs.
20050 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20051 TDmode similar to the other floating point modes.
20052 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20053 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20055 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20056 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20057 (movdd_hardfloat64): Use TARGET_MFPGPR.
20059 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20061 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20064 2005-01-05 Richard Henderson <rth@redhat.com>
20066 * reload1.c (do_input_reload): Restrict the optimization deleteing
20067 a previous output reload to RELOAD_FOR_INPUT.
20069 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20071 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20072 induc_vec_info_type.
20073 (vectorizable_induction): New function declaration.
20074 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20075 check if already vectorized. Find first place in BB where new stmts
20076 can be inserted. Takes only one argument.
20077 (vectorizable_induction): New function.
20078 (vect_transform_stmt): Add case for induc_vec_info_type to call
20079 vectorizable_induction.
20080 (vect_transform_loop): Consider phis for vectorization.
20081 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20083 (analyze_operations): Call vectorizable_induction when analyzing phis.
20085 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20086 (vect_mark_relevant): Include phis in relevance analysis.
20087 (vect_mark_stmts_to_be_vectorize): Likewise.
20088 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20090 2007-04-16 Lawrence Crowl <crowl@google.com>
20092 * doc/invoke.texi (Debugging Options): Add documentation for the
20093 -femit-struct-debug options -femit-struct-debug-baseonly,
20094 -femit-struct-debug-reduced, and
20095 -femit-struct-debug-detailed[=...].
20097 * c-opts.c (c_common_handle_option): Add
20098 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20099 and OPT_femit_struct_debug_detailed_.
20100 * c.opt: Add specifications for
20101 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20102 and -femit-struct-debug-detailed[=...].
20103 * opts.c (set_struct_debug_option): Parse the
20104 -femit-struct-debug-... options.
20105 * opts.c (matches_main_base, main_input_basename,
20106 main_input_baselength, base_of_path, matches_main_base): Add
20107 variables and functions to compare header base name to compilation
20109 * opts.c (should_emit_struct_debug): Add to determine to emit a
20110 structure based on the option.
20111 (dump_struct_debug) Also disabled function to debug this
20113 * opts.c (handle_options): Save the base name of the
20116 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20117 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20118 This hook indicates if a type is generic. Set it by default
20119 to "never generic".
20120 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20121 to determine if a struct type is generic or not.
20122 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20123 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20124 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20125 with live C++ hook.
20127 * flags.h (enum debug_info_usage): Add an enumeration to describe
20128 a program's use of a structure type.
20129 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20130 to indicate the program's usage of the type. Filter structs based
20131 on the -femit-struct-debug-... specification.
20132 (gen_type_die): Split into two routines, gen_type_die and
20133 gen_type_die_with_usage. gen_type_die is now a wrapper
20134 that assumes direct usage.
20135 (gen_type_die_with_usage): Replace calls to gen_type_die
20136 with gen_type_die_with_usage adding the program usage of
20137 the referenced type.
20138 (dwarf2out_imported_module_or_decl): Suppress struct debug
20139 information using should_emit_struct_debug when appropriate.
20141 2007-04-16 Ian Lance Taylor <iant@google.com>
20143 PR tree-optimization/31522
20144 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20145 (vrp_initialize): Allocate vr_phi_edge_counts.
20146 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20147 executable edge. Drop test for all constants.
20148 (vrp_finalize): Free vrp_phi_edge_counts.
20150 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20151 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20153 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20154 predecessors at head rather than tail.
20156 2007-04-16 Matthias Klose <doko@debian.org>
20158 * config/alpha/linux.h (CPP_SPEC): Define.
20159 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20161 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20163 * function.h: Remove sequence_stack extern declaration.
20165 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20167 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20169 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20172 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20174 * config/avr/avr.c (avr_arch_types): Rearranging array.
20175 (enum avr_arch): Add.
20176 (avr_mcu_types): Use avr_arch enumeration constants instead of
20178 * config/avr/avr.h (LINK_SPEC): Simplify.
20180 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20182 * config/m68k/m68k.c (m68k_libcall_value,
20183 m68k_function_value): Use macros for register names more.
20185 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20187 (M68K_REGNAME): Use A6_REG.
20188 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20190 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20192 PR middle-end/28071
20193 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20194 'pending_read_list_length' and 'pending_write_list_length'. Update
20196 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20197 to handle two length counters instead of one. Update all uses.
20198 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20199 two length counters instead of one.
20200 * sched-rgn.c (propagate_deps): Update to handle two length counters
20203 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20206 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20207 copy of source, pass it to ix86_expand_vector_set and return
20210 2007-04-16 David Ung <davidu@mips.com>
20211 Joseph Myers <joseph@codesourcery.com>
20213 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20214 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20215 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20216 Add 74K processor information.
20217 * config/mips/mips.md: Include 74k.md.
20218 (cpu): Add 74kc,74kf,74kx.
20219 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20220 * config/mips/74k.md: New.
20221 * doc/invoke.texi (MIPS Options): Document 74K support.
20223 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20225 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20226 vectorizable_* functions.
20227 * tree-vect-transform.c (vectorizable_call): Add check for
20228 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20229 (vectorizable_store): likewise.
20230 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20232 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20233 (vectorizable_type_promotion, vectorizable_load): Likewise.
20234 (vectorizable_live_operation, vectorizable_condition): Likewise.
20235 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20237 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20239 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20241 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20242 register numbers more.
20243 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20244 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20245 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20246 FUNCTION_VALUE_REGNO_P): Likewise.
20247 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20248 STATIC_CHAIN_REGNUM): Likewise.
20249 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20250 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20251 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20252 * config/m68k/m68k.md (FP_REG): New.
20254 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20256 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20259 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20261 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20262 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20265 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20267 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20270 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20273 * c-decl.c (finish_decl): Grab the type of the decl after the call
20274 to store_init_value.
20276 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20278 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20280 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20283 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20284 dominators, post dominators and cleanup cfg before returning.
20286 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20288 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20289 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20291 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20293 * config.gcc: Recognize fido.
20294 * config/m68k/m68k-devices.def (fidoa): New.
20295 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20297 (FL_FIDOA, TARGET_FIDOA): New.
20298 * config/m68k/m68k.opt (mfidoa): New.
20300 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20302 PR middle-end/31322
20303 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20304 when a personality function is used.
20306 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20308 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20310 2007-04-13 Mike Stump <mrs@apple.com>
20312 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20314 * config/darwin.opt (fapple-kext): Make C++ only.
20315 * config/darwin.c (darwin_override_options): Remove code to ensure
20316 -fapple-kext is given for C++ only.
20318 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20320 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20321 * config/mips/mips.c (override_options): Call
20322 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20324 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20326 * config/i386/i386.opt (msvr3-shlib): Removed.
20328 * doc/invoke.texi: Remove -msvr3-shlib.
20330 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20332 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20333 with "popcnt" instruction.
20335 2007-04-13 Richard Guenther <rguenther@suse.de>
20337 PR tree-optimization/21258
20338 * tree-vrp.c (compare_case_labels): New helper.
20339 (find_switch_asserts): New function.
20340 (find_assert_locations): Call it for SWITCH_EXPRs.
20342 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20344 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20345 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20346 check is now implied in X87_FLOAT_MODE_P.
20347 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20348 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20349 (fix_trunc<mode>_i386_fisttp): Ditto.
20350 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20351 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20352 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20353 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20354 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20355 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20356 (unnamed_splitters): Ditto.
20357 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20358 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20359 FIRST_SSE_REG for local functions when SSE math is enabled or
20360 for functions with sseregparm attribute.
20361 (standard_80387_constant_p): Return -1 if mode is not
20363 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20364 (ix86_expand_compare): Ditto.
20365 (ix86_expand_carry_flag_compare): Ditto.
20366 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20367 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20368 DECIMAL_FLOAT_MODE_P.
20369 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20370 of SCALAR_FLOAT_MODE_P.
20371 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20372 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20373 checks before FLOAT_MODE_P.
20374 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20375 before FLOAT_MODE_P.
20380 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20382 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20383 Charles Wilson <libtool@cwilson.fastmail.fm>
20385 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20386 (libgcc.mvars): Don't depend on them.
20387 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20388 * exec-tool.in: New.
20390 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20392 * doc/invoke.text (--help): Document --help=common.
20394 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20396 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20398 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20400 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20401 * genemit.c (main): Emit #include "integrate.h".
20402 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20403 (LOADGP_RTP): New mips_loadgp_style.
20404 * config/mips/mips.h: Include config/vxworks-dummy.h.
20405 (TARGET_RTP_PIC): New macro.
20406 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20407 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20408 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20409 for TARGET_RTP_PIC.
20410 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20411 -mvxworks-pic when using -mrtp and a PIC option.
20412 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20414 (mips_symbolic_constant_p, mips_symbolic_address_p)
20415 (mips_symbol_insns): Handle SYMBOL_HALF.
20416 (override_options): Warn about -G and -mrtp being used together.
20417 Initialize mips_lo_relocs[SYMBOL_HALF].
20418 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20419 (mips_emit_loadgp): Handle LOADGP_RTP.
20420 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20421 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20422 (tablejump): Handle function-relative case table entries if
20424 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20426 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20428 * config/mips/mips.md (load_call<mode>): Allow any general register.
20430 (sibcall_value_internal, sibcall_value_multiple_internal)
20431 (call_value_internal, call_value_split, call_value_multiple_internal)
20432 (call_value_multiple_split): Remove constraints from operand 0.
20434 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20436 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20437 rather than loadgp_noshared.
20438 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20439 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20441 * config/mips/mips.md (loadgp): Rename to...
20442 (loadgp_newabi): ...this.
20443 (loadgp_noshared): Rename to...
20444 (loadgp_absolute): ...this.
20446 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20448 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20449 false for locally-binding symbols.
20450 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20452 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20454 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20455 (SYMBOL_GOT_PAGE_OFST): ...this.
20456 (SYMBOL_GOT_GLOBAL): Rename to...
20457 (SYMBOL_GOT_DISP): ...this.
20458 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20459 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20460 * config/mips/mips.c (mips_global_symbol_p): New function.
20461 (mips_symbol_binds_local_p): Likewise.
20462 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20463 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20464 mips_global_symbol_p and mips_symbol_binds_local_p.
20465 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20466 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20467 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20468 SYMBOL_GOTOFF_DISP.
20469 (mips_ok_for_lazy_binding_p): New function.
20470 (mips_load_call_address, mips_expand_call): Use it.
20471 (mips_dangerous_for_la25_p): Likewise.
20472 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20473 (*got_disp<mode>): Use got_disp_operand instead of
20474 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20475 SYMBOL_GOTOFF_GLOBAL.
20476 (*got_page<mode>): Use got_page_ofst_operand instead of
20478 * config/mips/predicates.md (const_call_insn_operand): Use
20479 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20480 (global_got_operand): Rename to...
20481 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20483 (local_got_operand): Rename to...
20484 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20485 of SYMBOL_GOT_LOCAL.
20487 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20489 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20490 TARGET_CALL_CLOBBERED_GP.
20491 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20492 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20493 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20494 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20495 of TARGET_ABICALLS && !TARGET_NEWABI.
20496 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20497 * config/mips/mips.c (mips_load_call_address): Check
20498 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20499 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20500 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20501 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20502 TARGET_ABICALLS && TARGET_NEWABI.
20503 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20505 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20506 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20507 TARGET_ABICALLS && TARGET_NEWABI.
20508 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20509 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20510 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20511 whether indirect calls must use $25.
20512 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20514 * config/mips/mips.md (jal_macro): Check flag_pic and
20515 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20516 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20517 instead of TARGET_ABICALLS.
20518 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20519 TARGET_ABICALLS && TARGET_OLDABI.
20520 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20521 (sibcall): In the comment above the define_insn, mention
20522 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20523 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20524 instead of TARGET_ABICALLS.
20526 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20528 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20529 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20530 (MACFLAGS_MATCH_P): New macro.
20531 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20532 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20533 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20534 the other MACFLAG constants.
20535 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20536 (flag_machi): Tighten constraints. Renumber some of the operands.
20537 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20539 (flag_machi_parts_acconly): New pattern.
20540 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20542 (flag_macinit1hi): Tighten constraints.
20543 (flag_mul_macv2hi_parts_acconly): New pattern.
20545 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20546 Use a more efficient implementation.
20547 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20548 inline sequences when not optimizing for size.
20550 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20551 movhi_high2low): Delete, merge functionality into...
20552 (packv2hi): ... this pattern.
20554 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20555 * config/bfin/bfin.opt (msim): New option.
20556 (mcpu=): New option.
20557 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20558 (bfin_cpu_t): Typedef of enum bfin_cpu.
20559 (bfin_cpu_type): New declaration.
20560 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20561 -msim and -mcpu= options.
20562 (LIB_SPEC): Likewise.
20563 * config/bfin/bfin.c (bfin_cpu_type): Define.
20564 (bfin_handle_option): Handle -mcpu= option.
20565 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20566 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20567 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20569 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20571 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20572 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20573 (powerpc-wrs-vxworksae): Use ${tm_file}.
20574 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20575 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20576 * config/i386/vx-common.h: New file.
20578 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20580 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20583 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20585 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20588 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20592 * c-common.c (c_build_qualified_type): Set canonical type
20595 2007-04-12 Richard Guenther <rguenther@suse.de>
20597 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20598 lower bound and element size if lower bound is not zero
20599 or either of the ARRAY_REF operands is set.
20601 2007-04-12 Richard Guenther <rguenther@suse.de>
20603 PR tree-optimization/24689
20604 PR tree-optimization/31307
20605 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20607 * gimplify.c (canonicalize_addr_expr): To be consistent with
20608 gimplify_compound_lval only set operands two and three of
20609 ARRAY_REFs if they are not gimple_min_invariant. This makes
20610 it never at this place.
20611 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20613 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20615 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20616 null before emitting a .nsubspa directive.
20618 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20620 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20621 need_to_partition_p if there are no memory statements in the
20624 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20626 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20627 (gcd_of_steps_may_divide_p): New function.
20628 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20630 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20632 * reload.c (find_reloads_toplev, find_reloads_address,
20633 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20634 not a pointer equality test, to decide if we need to call
20635 push_reg_equiv_alt_mem.
20637 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20639 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20640 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20642 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20644 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20646 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20647 vector to be positive.
20649 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20653 * doc/invoke.texi: Document --params max-aliased-vops and
20655 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20656 debug_memory_partitions): Move to tree-flow.h
20657 * params.h (AVG_ALIASED_VOPS): Define.
20658 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20660 (mp_info_t): Likewise.
20661 (get_mem_sym_stats_for): New.
20662 (set_memory_partition): Move from tree-flow-inline.h.
20663 (mark_non_addressable): Only clear the set of symbols for the
20664 partition if it exists.
20665 (dump_memory_partitions): Move from tree-ssa-operands.c
20666 (debug_memory_partitions): Likewise.
20667 (need_to_partition_p): New.
20668 (dump_mem_ref_stats): New.
20669 (debug_mem_ref_stats): New.
20670 (dump_mem_sym_stats): New.
20671 (debug_mem_sym_stats): New.
20672 (update_mem_sym_stats_from_stmt): New.
20673 (compare_mp_info_entries): New.
20674 (mp_info_cmp): Call it.
20675 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20677 (get_mpt_for): Move from tree-ssa-operands.c.
20678 (find_partition_for): New.
20679 (create_partition_for): Remove.
20680 (estimate_vop_reduction): New.
20681 (update_reference_counts): New.
20682 (build_mp_info): New.
20683 (compute_memory_partitions): Refactor.
20684 Document new heuristic.
20685 Call build_mp_info, update_reference_counts,
20686 find_partition_for and estimate_vop_reduction.
20687 (compute_may_aliases): Populate virtual operands before
20688 calling debugging dumps.
20689 (delete_mem_sym_stats): New.
20690 (delete_mem_ref_stats): New.
20691 (init_mem_ref_stats): New.
20692 (init_alias_info): Call it.
20693 (maybe_create_global_var): Remove alias_info argument.
20694 Get number of call sites and number of pure/const call sites
20695 from gimple_mem_ref_stats().
20696 (dump_alias_info): Call dump_memory_partitions first.
20697 (dump_points_to_info_for): Show how many times a pointer has
20699 * opts.c (decode_options): For -O2 set --param
20700 max-aliased-vops to 500.
20701 For -O3 set --param max-aliased-vops to 1000 and --param
20702 avg-aliased-vops to 3.
20703 * fortran/options.c (gfc_init_options): Remove assignment to
20705 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20706 * tree-dfa.c (dump_variable): Dump memory reference
20708 Dump NO_ALIAS* settings.
20709 (referenced_var_lookup): Tidy.
20710 (mem_sym_stats): New.
20711 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20712 and ORIG are different SSA names for a memory partition.
20713 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20714 * tree-flow.h (struct mem_sym_stats_d): Define.
20715 (mem_sym_stats_t): Define.
20716 (struct mem_ref_stats_d): Define.
20717 (struct gimple_df): Add field mem_ref_stats.
20718 (enum noalias_state): Define.
20719 (struct var_ann_d): Add bitfield noalias_state.
20720 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20721 debug_mem_ref_stats, debug_memory_partitions,
20722 debug_mem_sym_stats): Declare.
20723 * tree-ssa-structalias.c (update_alias_info): Update call
20724 sites, pure/const call sites and asm sites in structure
20725 returned by gimple_mem_ref_stats.
20726 Remove local variable IS_POTENTIAL_DEREF.
20727 Increase NUM_DEREFS if the memory expression is a potential
20729 Call update_mem_sym_stats_from_stmt.
20730 If the memory references memory, call
20731 update_mem_sym_stats_from_stmt for all the direct memory
20732 symbol references found.
20733 (intra_create_variable_infos): Set noalias_state field for
20734 pointer arguments according to the value of
20735 flag_argument_noalias.
20736 * tree-ssa-structalias.h (struct alias_info): Remove fields
20737 num_calls_found and num_pure_const_calls_found.
20738 (update_mem_sym_stats_from_stmt): Declare.
20739 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20740 Set default value to 100.
20741 (PARAM_AVG_ALIASED_VOPS): Define.
20743 2007-04-11 Richard Guenther <rguenther@suse.de>
20745 PR middle-end/31530
20746 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20747 a * -b + c as c - a * b if we honor sign dependent rounding.
20749 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20751 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20752 bfin_expand_strmov.
20753 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20754 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20756 (initialize_trampoline): Don't use old-style function definition.
20757 (bfin_secondary_reload): Mark IN_P argument as unused.
20759 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20761 PR tree-optimization/31343
20762 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20763 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20764 * testsuite/gcc.dg/vect/pr31343.c: New.
20766 2007-04-10 Eric Christopher <echristo@apple.com>
20768 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20769 * config/i386/i386.md (*cmpfp0): Use.
20770 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20771 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20772 (fix_trunc<mode>_i386_fisttp): Ditto.
20773 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20774 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20775 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20776 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20777 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20778 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20779 (unnamed_splitters): Ditto.
20780 * config/i386/i386.c (output_fix_trunc): Assert that
20781 we're not being passed a TFmode operand.
20783 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20785 PR tree-optimization/31526
20786 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20787 n_basic_blocks to find newly added blocks.
20789 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20791 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20793 (fix_trunc<mode>si_sse): Ditto.
20794 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20795 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20796 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20797 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20798 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20799 expander using SSEMODEF mode macro.
20800 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20801 expander using SSEMODEF mode macro.
20802 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20803 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20804 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20805 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20806 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20807 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20808 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20809 Macroize insn using X87MODEF mode macro.
20811 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20813 * config/i386/sse.md (sse2_pinsrw): Removed.
20814 (sse2_pextrw): Renamed to ...
20815 (*sse2_pextrw): This.
20817 2007-04-09 Jan Hubicka <jh@suse.cz>
20820 * config/i386/sse.md
20821 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20822 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20823 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20824 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20826 2007-04-09 Jan Hubicka <jh@suse.cz>
20828 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20829 multiple fields of union.
20831 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20833 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20834 (create_preheaders): Check that loops are available.
20835 (fix_loop_structure): Clean up, improve comments.
20836 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20837 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20839 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20840 * predict.c (tree_estimate_probability): Do not call
20841 calculate_dominance_info. Call create_preheaders.
20842 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20843 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20845 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20846 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20847 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20848 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20851 2007-04-08 Jan Hubicka <jh@suse.cz>
20853 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20854 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20855 * fold-const.c (fold_unary): Use it.
20857 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20859 * varasm.c (assemble_variable): Remove call to
20860 lang_hooks.decls.prepare_assemble_variable.
20861 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20862 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20863 * langhooks.h (lang_hooks_for_decls): Remove
20864 prepare_assemble_variable.
20866 2007-04-08 Mike Stump <mrs@apple.com>
20868 * config/i386/i386.c: Use inc/dec on Core2.
20870 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20872 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20873 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20874 lhd_tree_inlining_end_inlining): Remove.
20875 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20876 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20877 end_inlining hooks.
20878 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20879 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20880 lhd_tree_inlining_end_inlining): Remove prototypes.
20881 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20882 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20883 LANG_HOOKS_TREE_INLINING_START_INLINING,
20884 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20886 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20889 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20892 * config/avr/predicates.md (io_address_operand): Delete predicate.
20893 (low_io_address_operand): Don't use 'mode' argument.
20894 (higth_io_address_operand): Rename ...
20895 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20896 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20899 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20901 Revert change removing staticp.
20903 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20906 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20909 2007-04-07 Bruce Korb <bkorb@gnu.org>
20911 * c.opt: Add -Wformat-contains-nul.
20912 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20914 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20915 the NUL byte warning.
20917 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20919 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20921 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20923 * tree.c (staticp): No longer use staticp langhook.
20924 * langhooks.c (lhd_staticp): Removed.
20925 * langhooks.h (struct lang_hooks): Remove staticp.
20926 * c-common.c (c_staticp): Remove.
20927 * c-common.h (c_staticp): Ditto.
20928 * langhooks-defs.h (lhd_staticp): Ditto.
20929 (LHD_HOOKS_STATICP): Ditto
20930 * tree.h (gcc_assert_lowered): New macro.
20932 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20934 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20935 argument "reliable".
20936 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20937 Add argument "reliable". Propagate it through calls.
20938 (infer_loop_bounds_from_undefined): Derive number of iterations
20939 estimates from references in blocks that do not dominate loop latch.
20940 (gcov_type_to_double_int): New function.
20941 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20942 and expected_loop_iterations_unbounded.
20943 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20944 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20945 * tree-data-ref.c (estimated_loop_iterations): Export.
20946 (get_references_in_stmt): Fix -- do not return addresses of local
20948 * cfgloop.h (expected_loop_iterations_unbounded,
20949 estimated_loop_iterations): Declare.
20951 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20953 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20955 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20957 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20958 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20959 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20960 Use output_387_reg_move().
20961 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20962 expander using X87MODEF12 mode macro.
20963 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20964 choosing register preferences. Use output_387_reg_move().
20965 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20966 instead of "x". Use output_387_reg_move().
20967 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20968 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20969 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20970 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20971 Use output_387_reg_move().
20972 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20974 (*truncxf?f_i387 splitter): Ditto.
20976 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20978 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20979 LANG_HOOKS_SAFE_FROM_P.
20980 * expr.c (safe_from_p): Remove langhook call.
20981 * langhooks.h (lang_hooks): Remove safe_from_p.
20982 (lhd_safe_from_p): Remove prototype.
20983 * langhooks.c (lhd_safe_from_p): Remove.
20985 2007-04-06 Jan Hubicka <jh@suse.cz>
20987 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20990 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20992 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
20993 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
20994 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
20995 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
20997 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
20998 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21000 2007-04-05 Richard Henderson <rth@redhat.com>
21002 * config/alpha/alpha.c (print_operand) [+]: Remove.
21003 (alpha_end_function): Print nop if call at end of function.
21004 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21005 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21006 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21007 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21008 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21009 the call pattern. Update peepholes to match.
21011 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21013 * doc/extend.texi (Other Builtins): Add decimal float variants
21015 * builtins.def: Ditto.
21016 * builtins.c (expand_builtin): Ditto.
21018 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21019 H.J. Lu <hongjiu.lu@intel.com>
21022 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21023 of V8HImode when calling ix86_binary_operator_ok.
21024 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21025 (sdot_prodv8hi): Operands 1 and 2 must be register.
21027 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21029 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21030 initialize align to silence bogus warning.
21032 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21034 PR middle-end/22156
21035 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21037 (struct sra_walk_fns): Remove use_all parameter from use.
21038 (sra_hash_tree): Handle BIT_FIELD_REFs.
21039 (sra_elt_hash): Don't hash bitfld blocks.
21040 (sra_elt_eq): Skip them in parent compares as well. Handle
21042 (sra_walk_expr): Don't maintain or pass down use_all_p.
21043 (scan_use): Remove use_all parameter.
21044 (scalarize_use): Likewise. Re-expand assignment to
21045 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21046 output, and re-scalarize after output. Don't mark anything
21048 (scalarize_ldst): Adjust.
21049 (scalarize_walk_gimple_modify_statement): Likewise.
21050 (build_element_name_1): Handle BIT_FIELD_REFs.
21051 (instantiate_element): Don't warn for any element whose parent
21052 is used as a whole.
21053 (instantiate_missing_elements_1): Return the sra_elt.
21054 (canon_type_for_field): New.
21055 (try_instantiate_multiple_fields): New.
21056 (instantiate_missing_elemnts): Use them.
21057 (mark_no_warning): Removed.
21058 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21059 (REPLDUP, sra_build_elt_assignment): New.
21060 (generate_copy_inout): Use them.
21061 (generate_element_copy): Likewise. Handle bitfld differences.
21062 (generate_element_zero): Don't recurse for blocks. Use
21063 sra_build_elt_assignment.
21064 (generate_one_element_int): Take elt instead of var. Use
21065 sra_build_elt_assignment.
21066 (generate_element_init_1): Adjust.
21067 (scalarize_use, scalarize_copy): Use REPLDUP.
21068 (scalarize_ldst): Move assert before dereference.
21069 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21071 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21073 * regmove.c: Fix unused variable warnings due to previous commit.
21075 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21077 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21078 (regmove_bb_head): Remove.
21079 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21080 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21081 problems with fixup_match_1.
21082 Don't initialize/free regmove_bb_head.
21084 (reg_is_remote_constant_p): If an insn is in the same basic block
21085 but not before INSN, consider it remote, too.
21087 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21090 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21091 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21093 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21095 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21096 (CONDITIONAL_REGISTER_USAGE): Likewise.
21098 2007-04-04 Richard Henderson <rth@redhat.com>
21100 * config/alpha/lib1funcs.asm: Remove unused file.
21102 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21105 * opts.c (print_specific_help): Fix --help=<language>
21107 (common_handle_option): Support --help=common.
21109 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21112 * gcc.c (main): Do not run the linker if
21113 print_subprocess_help indicates that it shouldn't be
21116 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21119 * doc/invoke.texi (--help=): Document <languages> value, fix
21120 formatting in tables of values.
21122 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21124 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21125 dllimport attribute of virtual methods.
21127 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21129 * config/score/crti.asm: Change _bss_start to __bss_start.
21130 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21131 (OUTGOING_REG_PARM_STACK_SPACE) update.
21132 * config/score/score.opt: add options to make backend support
21133 score5, score5u, score7 and score7d.
21134 * config/score/score.md: Likewise.
21135 * config/score/misc.md: Likewise.
21136 * config/score/mac.md: Likewise.
21137 * doc/invoke.texi: Likewise.
21138 * doc/md.texi: update constraints define.
21140 2007-04-03 Richard Henderson <rth@redhat.com>
21142 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21143 an appropriate type, use the mode instead.
21145 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21147 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21148 Set the default --with-arch setting to mips2.
21149 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21150 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21151 (MULTILIB_OSDIRNAMES): Delete.
21152 (MULTILIB_DIRNAMES): Define.
21153 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21154 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21155 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21156 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21157 VXWORKS_OS_CPP_BUILTINS.
21158 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21159 (MIPS_DEBUGGING_INFO): Undefine.
21160 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21162 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21164 PR middle-end/30704
21165 * fold-const.c (native_encode_real): Encode real.c provided longs
21166 as a series of 32-bit native integers.
21167 (native_interpret_real): Interpret buffer as a series of 32-bit
21170 2007-04-03 Richard Guenther <rguenther@suse.de>
21172 * genpreds.c (write_insn_constraint_len): Write function
21173 optimized for CONSTRAINT_LEN implementation.
21174 (write_tm_preds_h): Output insn_constraint_len inline and
21175 use it for CONSTRAINT_LEN.
21176 (write_insn_preds_c): Don't output insn_constraint_len.
21177 * doc/md.texi (define_register_constraint): Document multi-letter
21178 constraints shall have the same length if they start with the same
21181 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21184 * config/i386/i386.md (isinf<mode>2): Expand only when
21185 TARGET_C99_FUNCTIONS is set.
21187 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21189 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21190 (x86_64-*-linux*): Ditto.
21191 * config/i386/i386.opt (mpc): New option.
21192 * config/i386/i386.c (overrride_options): Handle
21193 ix87_precision_string.
21194 * config/i386/crtprec.c: New file.
21195 * config/i386/t-crtpc: Ditto.
21196 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21197 and -mpc80 options.
21198 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21199 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21200 crtprec32.o, crtprec64.o and crtprec80.o.
21202 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21203 and -mpc80 options.
21204 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21206 2007-04-02 Eric Christopher <echristo@apple.com>
21208 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21209 limitations on darwin.
21211 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21214 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21216 2007-04-02 Dave Korn <dave.korn@artimi.com>
21218 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21220 2007-04-02 Dave Korn <dave.korn@artimi.com>
21222 * libgcc2.h (exception_descriptor): Don't forward-declare.
21223 (__get_eh_table_language, __get_eh_table_version): Delete
21224 prototypes of long-dead functions.
21226 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21228 * ebitmap.h: New file
21229 * ebitmap.c: New file
21230 * Makefile.in (ebitmap.o): New target.
21232 2007-04-01 Jan Hubicka <jh@suse.cz>
21234 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21235 before very first instruction.
21237 2007-04-01 Jan Hubicka <jh@suse.cz>
21239 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21240 waring on 64bit hosts.
21241 * bitmap.h: Fix typo in bitmap_head_def.
21243 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21245 PR rtl-optimization/31391
21246 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21247 into a DELETED_LABEL note, and the label is in an empty basic
21248 block, update BB_END as well as BB_HEAD.
21250 2007-04-01 Richard Henderson <rth@redhat.com>
21252 PR tree-optimization/31169
21253 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21254 to varying if the range is outside [0, prec-1].
21256 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21259 * config/mips/mips.md (load_const_gp): New insn.
21260 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21261 the MIPS16 GP pseudo register if no_new_pseudos.
21262 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21264 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21267 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21269 (call_value): Likewise.
21271 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21272 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21275 * doc/invoke.texi: (optimization options): Reword description
21276 of -ffast-math. Document its primary purpose.
21278 2007-03-31 Richard Guenther <rguenther@suse.de>
21280 * omp-low.c (splay-tree.h): Include.
21281 (lookup_decl): Replace splay-tree usage by pointer-map.
21282 (maybe_lookup_decl): Likewise.
21283 (new_omp_context): Likewise.
21284 (delete_omp_context): Likewise.
21285 * gimplify.c (splay-tree.h): Include.
21286 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21288 (remap_ssa_name): Likewise.
21289 (remap_decl): Likewise.
21290 (remap_type_1): Likewise.
21291 (remap_type): Likewise.
21292 (copy_body_r): Likewise.
21293 (expand_call_inline): Likewise.
21294 (clone_body): Likewise.
21295 (copy_tree_r): Likewise.
21296 (remap_save_expr): Likewise.
21297 (unsave_r): Likewise.
21298 (unsave_expr_now): Likewise.
21299 (tree_function_versioning): Likewise.
21300 (build_duplicate_type): Likewise.
21301 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21302 (struct copy_body_data): Replace splay-tree by pointer-map.
21303 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21304 not $(SPLAY_TREE_H).
21305 (gimplify.o): Depend on $(SPLAY_TREE_H).
21306 (omp-low.p): Likewise.
21308 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21310 * config/avr/predicates.md (even_register_operand,
21311 odd_register_operand): New predicates.
21312 * config/avr/avr.md (movw peephole2): New.
21313 (movw_r peephole2): New.
21315 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21317 * tree.h (get_signed_or_unsigned_type): New.
21318 * fold-const.c (operand_equal_for_comparison_p): Use
21319 get_signed_or_unsigned_type instead of
21320 lang_hooks.types.signed_or_unsigned_type.
21321 * expr.c (store_expr): Ditto.
21322 * langhooks.c (get_signed_or_unsigned_type): New.
21323 (lhd_signed_or_unsigned_type): New.
21324 * langhooks.h (lhd_signed_or_unsigned_type): New.
21325 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21327 2007-03-30 Richard Henderson <rth@redhat.com>
21329 * tree-ssa-loop-ivopts.c: Include target.h.
21330 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21331 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21332 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21333 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21335 2007-03-30 Richard Henderson <rth@redhat.com>
21336 Kai Tietz <kai.tietz@onevision.com>
21338 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21339 default for 64-bit.
21340 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21341 (TARGET_64BIT_MS_ABI): New.
21342 (DBX_REGISTER_NUMBER): Handle 64-bit.
21343 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21344 (LONG_TYPE_SIZE): Force to 32.
21345 (REG_PARM_STACK_SPACE): New.
21346 (OUTGOING_REG_PARM_STACK_SPACE): New.
21347 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21348 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21349 (STACK_BOUNDARY): Use 128 for 64-bit.
21350 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21351 Add 64-bit implementation.
21352 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21354 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21355 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21356 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21357 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21358 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21359 TARGET_64BIT_MS_ABI.
21360 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21361 (ix86_pass_by_reference): Likewise.
21362 (ix86_function_value_regno_p): Likewise.
21363 (ix86_build_builtin_va_list): Likewise.
21364 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21365 (function_arg_advance_ms_64): New.
21366 (function_arg_advance): Call it.
21367 (function_arg_ms_64): New.
21368 (function_arg): Call it.
21369 (function_value_ms_64): New.
21370 (ix86_function_value_1): Call it.
21371 (return_in_memory_ms_64): New.
21372 (ix86_return_in_memory): Call it.
21373 (setup_incoming_varargs_ms_64): New.
21374 (ix86_setup_incoming_varargs): Call it.
21375 (ix86_expand_prologue): Handle 64-bit stack probing.
21376 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21377 (output_pic_addr_const): Likewise.
21378 (x86_this_parameter): Likewise.
21379 (x86_output_mi_thunk): Likewise.
21380 (x86_function_profiler): Likewise.
21381 (TARGET_STRICT_ARGUMENT_NAMING): New.
21382 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21383 (TARGET_64BIT_MS_ABI): New.
21384 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21385 * config/i386/i386.md (allocate_stack_worker): Remove.
21386 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21387 describe the clobber of eax without a match_scratch.
21388 (allocate_stack_worker_postreload): Remove.
21389 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21390 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21391 (allocate_stack_worker_rex64_postreload): Remove.
21392 (allocate_stack): Handle 64-bit.
21393 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21394 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21395 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21396 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21397 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21398 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21399 * config.build (x86_64-*-mingw*): New host.
21400 * config.host (x86_64-*-mingw*): New host.
21401 * config.gcc (x86_64-*-mingw*): New target.
21402 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21404 2007-03-30 Richard Henderson <rth@redhat.com>
21405 Kai Tietz <kai.tietz@onevision.com>
21407 * c-pragma.c (struct def_pragma_macro_value): New.
21408 (struct def_pragma_macro): New.
21409 (pushed_macro_table): New.
21410 (dpm_hash, dpm_eq): New.
21411 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21412 (init_pragma): Install them.
21413 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21415 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21417 * config/avr/avr.c (avr_override_options): Clear
21418 'flag_delete_null_pointer_checks'.
21420 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21423 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21424 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21425 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21426 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21427 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21428 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21429 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21431 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21433 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21435 * regmove.c: Move all of pass_stack_adjustments from here...
21436 * combine-stack-adj.c: ...to this new file.
21437 * Makefile.in: Add rules for combine-stack-adj.o.
21439 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21441 PR tree-optimization/31383
21442 * tree-data-ref.c (affine_function_equal_p): Do not require the
21443 vectors to have the same length.
21445 2007-03-30 Jan Hubicka <jh@suse.cz>
21447 PR middle-end/30700
21448 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21449 availablility; add more sanity checking; ask varpool only about
21452 2007-03-29 Richard Henderson <rth@redhat.com>
21454 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21455 to decide, but __SIZEOF_LONG_LONG__.
21457 2007-03-29 Richard Henderson <rth@redhat.com>
21459 * emutls.c (struct __emutls_array): New.
21460 (emutls_destroy): Use it instead of casting element 0 from void*.
21461 (__emutls_get_address): Likewise.
21463 2007-03-29 Richard Henderson <rth@redhat.com>
21465 * varasm.c (initializer_constant_valid_p): Don't deny
21466 DECL_DLLIMPORT_P on functions.
21468 * config/i386/cygming.h: Remove function declarations.
21469 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21470 (ASM_OUTPUT_LABELREF): Remove.
21471 (COMMON_ASM_OP): Remove.
21472 (ASM_OUTPUT_COMMON): Remove.
21473 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21474 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21475 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21476 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21477 Rename from TARGET_ENCODE_SECTION_INFO.
21478 * config/i386/netware.h: Likewise.
21479 * config/i386/i386-protos.h: Update.
21480 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21481 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21482 (legitimate_constant_p): Reject dllimports.
21483 (dllimport_map, get_dllimport_decl): New.
21484 (legitimize_dllimport_symbol): New.
21485 (legitimize_address, ix86_expand_move): Use it.
21486 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21487 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21488 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21489 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21490 * config/i386/predicates.md (constant_call_address_operand): Only
21491 accept symbols; reject dllimport_p symbols.
21492 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21493 i386_pe_maybe_record_exported_symbol.
21494 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21495 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21496 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21497 trust the setting of DECL_DLLIMPORT_P.
21498 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21499 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21500 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21501 tidy the argument scanning loop.
21502 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21503 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21504 (i386_pe_strip_name_encoding): Remove.
21505 (i386_pe_binds_local_p): New.
21506 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21507 (i386_pe_output_labelref): Remove.
21508 (i386_pe_asm_output_aligned_decl_common): New.
21509 (i386_pe_maybe_record_exported_symbol): Rename from
21510 i386_pe_record_exported_symbol; check for dllexported symbols.
21512 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21514 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21515 add comment explaining why vsnprintf cannot be used.
21517 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21519 PR tree-optimization/30666
21520 * tree.c (build_complex_type): When creating type names for DWARF2
21521 debug info, create TYPE_DECLs for TYPE_NAME instead of
21523 (build_common_tree_nodes_2): Use build_complex_type when building
21524 predefined complex types, to preserve canonical types.
21526 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21528 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21529 (noce_get_alt_condition): Look at it to determine whether to
21530 reverse the condition or not.
21531 (noce_get_condition): Substitute the truth for lies.
21532 (noce_find_if_block): Set the then_else_reversed field.
21534 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21536 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21537 destination of this insn.
21538 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21539 than calling gen_rtx_SET directly. Use r0 to hold the value of
21540 'address + 4' rather than a stack based temporary which can be
21541 mis-optimized away.
21543 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21545 * config/s390/s390.c (s390_secondary_input_reload_class,
21546 s390_secondary_output_reload_class): Functions removed.
21547 (s390_secondary_reload): New function.
21548 (TARGET_SECONDARY_RELOAD): Target macro defined.
21549 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21550 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21551 * config/s390/s390.md ("reload_outti", "reload_outdi",
21552 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21553 "reload_out<mode>"): Expanders removed.
21554 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21555 "reload<mode>_nonoffmem_out"): Expanders added.
21557 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21559 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21560 action if SRC->DEST replacement failed anyway.
21562 2007-03-28 Mike Stump <mrs@apple.com>
21564 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21565 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21566 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21568 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21570 * config.gcc: Accept barcelona as a variant of amdfam10.
21571 * config/i386/i386.c (override_options): Likewise.
21572 * doc/invoke.texi: Likewise.
21574 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21576 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21577 offsets for BIT_FIELD_REF and COMPONENT_REF.
21579 2007-03-28 Richard Guenther <rguenther@suse.de>
21581 * tree.c (is_global_var): Move ...
21582 * tree-flow-inline.h (is_global_var): ... here.
21583 * tree.h (is_global_var): Remove declaration.
21585 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21587 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21589 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21590 * config/i386/i386.c (ix86_tune_features): Initialize new
21592 * config/i386/predicates.md (promotable_binary_operator): Use
21593 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21595 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21598 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21600 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21602 * config/fr30/fr30.md (movsi_internal): Change destination
21603 constraint from m to V and add m to the end.
21605 2007-03-28 Christian Bruel <christian.bruel@st.com>
21607 * config/sh/sh.md (movsi_i): Fix type attribute.
21609 2007-03-28 Christian Bruel <christian.bruel@st.com>
21611 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21612 (movsf_ie): Likewise.
21614 2007-03-28 Christian Bruel <christian.bruel@st.com>
21616 * config.gcc: Add sh4-300 to multilib.
21617 * config/sh/t-mlib-sh4-300: New file.
21619 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21621 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21622 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21623 fix_trunc<mode>di2.
21624 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21625 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21626 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21627 "fixuns_trunctddi2"): Whitespace fix.
21629 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21631 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21632 the definition of struct sh_args.
21633 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21634 CALL_COOKIE_INT_REG_GET): Likewise.
21636 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21638 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21639 transformations are applied successfully.
21641 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21643 * tree.c (tree_contains_struct): Permit 512 tree codes.
21644 * tree.h (tree_contains_struct): Ditto.
21645 (MAX_TREE_CODES): Ditto.
21646 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21647 SPARE member to store remaining padding bits.
21649 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21651 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21654 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21656 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21657 * configure: Regenerate.
21659 * configure: Regenerate using the correct version of autoconf.
21661 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21663 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21665 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21666 regs to "__SP_L__" and "__SP_H__".
21668 2007-03-27 Richard Guenther <rguenther@suse.de>
21670 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21671 computations with it with a HOST_WIDE_INT variable.
21673 2007-03-26 Mike Stump <mrs@apple.com>
21675 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21676 objective-c-header, objective-c++-header and objc++-cpp-output
21678 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21680 2007-03-26 Richard Henderson <rth@redhat.com>
21683 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21684 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21685 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21686 IX86_BUILTIN_PSRLQ128): New.
21687 (ix86_init_mmx_sse_builtins): Add them.
21688 (ix86_expand_builtin): Expand them.
21689 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21690 operand 2 be TImode.
21691 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21692 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21693 _mm_srli_epi64): Mark __B const.
21694 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21695 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21696 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21697 new two-vector shift builtins.
21699 2007-03-26 Ian Lance Taylor <iant@google.com>
21701 PR tree-optimization/31345
21702 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21703 [+INF, +INF(OVF)] into VARYING.
21705 2007-03-26 Zack Weinberg <zackw@panix.com>
21707 * gengtype-parse.c: New file.
21708 * gengtype-yacc.y: Delete.
21709 * gengtype-lex.l: Don't include gengtype-yacc.h.
21710 Define YY_DECL and yyterminate appropriately for recursive
21711 descent parser. yylval is now a string out-parameter to yylex.
21712 (HWS, EOID): New shorthand.
21713 (IWORD): Add a couple more types.
21714 (yylex): Add a setup stanza. Remove the complex rules for
21715 detecting GTY'ed types and typedefs; replace with simple
21716 keyword detectors. Adjust everything for the changed
21717 definition of yylval. Ignore all pp-directives, not just #define.
21719 (parse_file): Rename yybegin; do not call yyparse.
21721 * gengtype.c (xasprintf): Export again.
21722 (this_file): New. Use everywhere __FILE__ was being used.
21723 (get_lang_bitmap): Special case types defined in gengtype.c.
21724 (do_typedef, new_structure): Suppress definition of certain types.
21725 (new_structure): Improve diagnostics of duplicate definitions.
21726 Make sure location_s is associated with input.h.
21727 (nreverse_pairs, define_location_structures): New functions.
21728 (main): Improve tagging of kludge types. Remove old kludges
21729 for input.h types; use define_location_structures.
21730 * gengtype.h: Update prototypes. Define token codes here.
21731 * Makefile.in: Remove all references to gengtype-yacc.
21732 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21734 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21735 add GTY((skip)) to the field that's only conditionally there.
21736 * doc/install.texi: Document that Bison is no longer required
21737 unless building treelang.
21739 * gengtype.c: Don't include gtyp-gen.h.
21740 (srcdir): Declare here.
21741 (base_files, lang_dir_names): Allocate dynamically.
21742 (gt_files, num_gt_files, num_lang_dirs): New globals.
21743 (measure_input_list, read_input_line, read_input_list)
21744 (set_lang_bitmap): New functions.
21745 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21746 simplify, relying on read_input_list to set up the bitmaps.
21747 (main): Arguments are no longer unused. Check for correct number
21748 of command line arguments, set srcdir and srcdir_len, then call
21749 read_input_list, before doing anything else. No need to worry
21750 about duplicates in main loop.
21751 * configure.ac: Simplify the calculation of all_gtfiles.
21752 Put language tags in there. Don't set or substitute
21753 all_gtfiles_files_langs or all_gtfiles_files_frags.
21754 * Makefile.in: Revamp the way gengtype is invoked, now that it
21755 takes a file on its command line with a much simpler format.
21756 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21757 (GTFILES): Remove duplicates and C source files.
21758 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21759 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21760 * configure: Regenerate.
21762 * gengtype.h: Remove all type definitions to gengtype.c; leave
21763 only definitions of options_p, type_p, and pair_p as opaque
21764 pointers. Update prototypes.
21765 * gengtype.c: Many type definitions moved here from gengtype.h.
21766 Consolidate type definitions at the top of the file.
21767 (xvasprintf): Delete.
21768 (xasprintf): Make static.
21769 (create_nested_pointer_option): Add 'next' parameter.
21770 (create_field_all, create_field_at): New functions.
21771 (create_field): Now a thin wrapper around create_field_all.
21772 (create_optional_field): Rename create_optional_field_ and add
21773 line argument. Original name is now a macro which supplies
21775 (oprintf): Use vsnprintf directly.
21776 (close_output_files): Use fatal rather than perror/exit.
21777 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21778 (main): Set progname. Don't use exit.
21779 * gengtype-yacc.y (struct_fields): Use create_field_at.
21780 (option, optionseqopt): Delete.
21781 (optionseq): Consolidate productions from option here so we
21782 can use the first argument to create_option.
21784 * gengtype-lex.l: Distinguish unions from structures in the
21785 token type. Don't call find_structure; return the tag as a string.
21786 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21787 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21788 string. Reorganize typedef_struct production accordingly.
21789 Use create_nested_ptr_option.
21790 * gengtype.c (create_nested_ptr_option): New function.
21791 * gengtype.h: Declare it.
21793 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21794 (string_type): Don't declare.
21795 (do_scalar_typedef): Declare.
21796 (create_scalar_type): Update prototype.
21797 * gengtype.c (string_type): Make static.
21798 (scalar_nonchar, scalar_char): New.
21799 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21800 (resolve_typedef): Use scalar_nonchar for error recovery.
21801 (create_scalar_type): Remove name_len field. Return scalar_char
21802 or scalar_nonchar as appropriate.
21803 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21804 to use string_type.
21805 (throughout): Use scalar_nonchar instead of calling
21806 create_scalar_type, whenever possible.
21807 (main): Initialize scalar_char and scalar_nonchar before calling
21809 * gengtype-lex.l: Adjust for removal of second argument to
21810 create_scalar_type. Use yylval.s instead of yylval.t when
21812 * gengtype-yacc.y: Type of SCALAR is string. Call
21813 create_scalar_type from type:SCALAR rule. Adjust for removal of
21814 second argument to create_scalar_type.
21816 * vec.h: Remove all #if IN_GENGTYPE blocks.
21817 Add comment saying that changes may require adjustments to gengtype.
21818 * gengtype.c: Don't include coretypes.h or tm.h.
21819 Add comment to inclusion of errors.h.
21820 (note_def_vec, note_def_vec_alloc): New functions.
21821 * gengtype.h: Declare new functions.
21822 * gengtype-lex.l: Don't include coretypes.h.
21823 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21825 (update_lineno): Remove unnecessary prototype.
21826 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21827 (VEC rule): Just return VEC_TOKEN.
21828 * gengtype-yacc.y (VEC_TOKEN): New token type.
21829 (type): Add a production for VEC(a,b).
21830 * Makefile.in: Update dependencies.
21832 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21833 typedefs that use the old PARAMS macro.
21835 * gengtype-lex.l: Remove all rules and states relating to yacc
21837 * gengtype-yacc.y: Similarly.
21838 * gengtype.c (note_yacc_type): Delete function.
21839 * gengtype.h: Update prototypes.
21841 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21843 * tree-pretty-print.c (dump_generic_node): Report precision of
21844 unnamed integer types.
21846 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21848 * ifcvt.c (noce_try_store_flag_constants): Don't check
21849 no_new_pseudos here.
21850 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21851 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21852 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21853 noce_try_sign_mask): Likewise.
21854 (if_convert): Check no_new_pseudos here.
21856 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21858 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21859 (noce_get_condition): Handle new then_else_reversed argument.
21860 (noce_init_if_info): Remove, fold into noce_find_if_block.
21861 (noce_process_if_block): Take a struct noce_if_info as the
21862 argument. Don't set up one based on ce_if_info. Update pointer
21863 references accordingly.
21864 (cond_move_process_if_block): Likewise.
21865 (process_if_block): Removed.
21866 (find_if_block): Removed. Move functionality two new functions,
21867 noce_find_if_block and cond_exec_find_if_block.
21868 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21869 blocks and the symmetric IF-ELSE-JOIN case.
21870 (cond_exec_find_if_block): Also new function mostly based on old
21871 find_if_block and process_if_block.
21872 (find_if_header): Replace find_if_block call with separately
21873 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21874 (find_cond_trap): Update noce_get_condition call.
21875 (dead_or_predicable): Likewise.
21877 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21879 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21881 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21882 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21883 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21884 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21885 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21886 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21887 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21888 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21889 __builtin_ia32_psrad128 builtins.
21891 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21893 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21894 * config/i386/constraints.md
21895 (define_constraint "I"): Use IN_RANGE macro.
21896 (define_constraint "J"): Ditto.
21897 (define_constraint "K"): Ditto.
21898 (define_constraint "M"): Ditto.
21899 (define_constraint "N"): Ditto.
21900 (define_constraint "O"): Ditto.
21901 * config/i386/predicates.md
21902 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21903 (define_predicate "const_0_to_3_operand"): Ditto.
21904 (define_predicate "const_0_to_7_operand"): Ditto.
21905 (define_predicate "const_0_to_15_operand"): Ditto.
21906 (define_predicate "const_0_to_63_operand"): Ditto.
21907 (define_predicate "const_0_to_255_operand"): Ditto.
21908 (define_predicate "const_1_to_31_operand"): Ditto.
21909 (define_predicate "const_2_to_3_operand"): Ditto.
21910 (define_predicate "const_4_to_7_operand"): Ditto.
21912 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21914 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21915 in SImode for save_world.
21916 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21919 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21921 PR tree-optimization/30784
21922 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21925 2007-03-25 Revital Eres <eres@il.ibm.com>
21927 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21928 Fold movement_possibility function into it.
21930 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21932 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21933 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21934 (call_indirect_nonlocal_darwin64): Same.
21935 (call_nonlocal_darwin64): Same.
21936 (call_value_indirect_nonlocal_darwin64): Same.
21937 (call_value_nonlocal_darwin64): Same.
21938 (sibcall_nonlocal_darwin64): Same.
21939 (sibcall_value_nonlocal_darwin64): Same.
21940 (sibcall_symbolic_64): Same.
21941 (sibcall_value_symbolic_64): Same.
21942 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21944 (rs6000_emit_load_toc_table): Same.
21945 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21946 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21948 (divss_call): Same.
21949 (divus_call): Same.
21950 (quoss_call): Same.
21951 (quous_call): Same.
21952 (load_toc_v4_pic_si): Same
21953 (load_toc_v4_PIC_1): Same.
21954 (load_toc_v4_PIC_1b): Same.
21955 (call_indirect_aix{32,64}): Same.
21956 (call_value_indirect_aix{32,64}): Same.
21958 (call_value): Same.
21959 (call_local{32,64}): Same.
21960 (call_value_local{32,64}): Same.
21961 (call_indirect_nonlocal_aix{32,64}): Same.
21962 (call_nonlocal_aix{32,64}): Same.
21963 (call_value_indirect_nonlocal_aix{32,64}): Same.
21964 (call_value_nonlocal_aix{32,64}): Same.
21965 (call_indirect_nonlocal_sysv<mode>): Same.
21966 (call_nonlocal_sysv<mode>): Same.
21967 (call_value_indirect_nonlocal_sysv<mode>): Same.
21968 (call_value_nonlocal_sysv<mode>): Same.
21970 (sibcall_local{32,64}): Same.
21971 (sibcall_value_local{32,64}): Same.
21972 (sibcall_nonlocal_aix{32,64}): Same.
21973 (sibcall_value_nonlocal_aix{32,64}): Same.
21974 (sibcall_nonlocal_sysv<mode>): Same.
21975 (sibcall_value): Same.
21976 (sibcall_value_nonlocal_sysv<mode>): Same.
21978 2007-03-24 Paul Brook <paul@codesourcery.com>
21980 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21981 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21983 2007-03-24 Richard Henderson <rth@redhat.com>
21985 * config/ia64/constraints.md: New file.
21986 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21987 satisfies_constraint_?.
21988 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21989 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21990 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21991 ia64_output_mi_thunk): Likewise.
21992 (ia64_const_ok_for_letter_p): Remove.
21993 (ia64_const_double_ok_for_letter_p): Remove.
21994 (ia64_extra_constraint): Remove.
21995 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
21996 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
21997 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
21998 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
21999 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22000 EXTRA_MEMORY_CONSTRAINT): Remove.
22001 * config/ia64/ia64.md: Include constriants.md. Replace
22002 CONST_OK_FOR_? with satisfies_constraint_?.
22004 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22005 H.J. Lu <hongjiu.lu@intel.com>
22007 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22009 (name macros): Use DPD_BID_NAME to convert names properly.
22011 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22012 decimal floating point format.
22013 (init_floating_libfuncs): Change decimal functions so that they
22014 have a "bid_" prefix if the decimal system uses the BID format,
22015 and "dpd_" prefix if the decimal system uses the DPD format.
22016 (init_interclass_conv_libfuncs): Ditto.
22017 (init_intraclass_conv_libfuncs): Ditto.
22019 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22020 using the BID format.
22022 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22023 whether we are using the BID decimal format.
22024 * configure: Regenerate.
22026 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22027 the compiler has decimal floating point enabled. Define
22028 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22031 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22032 using the BID format.
22034 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22035 whether we are using the BID decimal format.
22036 * configure: Regenerate.
22038 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22039 the compiler has decimal floating point enabled. Define
22040 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22043 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22044 options, and that it is enabled for i386/x86_64 systems.
22046 * Makefile.in (enable_decimal_float): New.
22048 (DECNUMINC): Add -I$(DECNUMFMT).
22049 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22050 to $(DECNUMFMT) from $(DECNUM).
22052 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22053 Substitute enable_decimal_float.
22054 * configure: Regenerated.
22057 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22060 * configure.ac: Enable decimal float for x86_64-*-linux*.
22061 * configure: Regenerated.
22064 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22065 decimal128ClearSign to flip and clear the sign bit in decimal128.
22066 (decimal_real_maxval): Set decimal128SetSign to set the sign
22069 2007-03-23 Ian Lance Taylor <iant@google.com>
22071 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22073 2007-03-23 Ian Lance Taylor <iant@google.com>
22075 * tree-dump.c (dump_files): Correct comment.
22077 2007-03-23 Ian Lance Taylor <iant@google.com>
22079 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22081 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22083 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22084 in cfglayout mode. Don't go into and out of cfglayout mode.
22085 Link the blocks in the order of the constructed traces.
22086 (rest_of_handle_tracer): Adjust call to tracer.
22087 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22088 Don't go into cfglayout mode.
22089 (rtl_loop_done): Don't go out of cfglayout mode.
22090 * cfglayout.c (relink_block_chain): New function, split out from...
22091 (fixup_reorder_chain): ...here. Remove redundant checking.
22092 (cfg_layout_finalize): Don't clear the header, footer, and aux
22093 fields here, move the code to do so to relink_block_chain. Likewise
22094 for free_original_copy_tables.
22095 * rtl.h (tracer): Update prototype.
22096 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22097 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22098 mode. Use relink_block_chain to serialize the CFG according to the
22099 new basic block order. Move targetm.cannot_modify_jumps_p check from
22101 (gate_handle_reorder_blocks): ...to here.
22102 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22104 (gate_duplicate_computed_gotos): ...to here.
22105 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22106 something always changes when going into and out of cfglayout mode.
22107 Perform an expensive cfg cleanup while going into cfglayout mode.
22108 Always update liveness information on HAVE_conditional_execution
22109 targets. Reserialize the basic blocks and go out of cfglayout mode.
22110 * reg-stack.c: Include cfglayout.h.
22111 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22112 the call to reorder_basic_blocks.
22113 * basic-block.h (reorder_basic_blocks): Update prototype.
22114 (relink_block_chain): New prototype.
22115 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22117 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22119 * config/mips/mips.md (type, hazard, *movdi_32bit,
22120 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22121 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22122 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22123 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22124 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22126 (movcc): Change first xfer to multi.
22127 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22128 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22129 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22130 config/mips/generic.md: Change reservations using "xfer" to use
22132 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22133 using match_operand.
22134 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22135 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22137 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22139 2007-03-22 Richard Henderson <rth@redhat.com>
22141 * config/i386/i386.c: Remove unnecessary function declarations.
22142 Move targetm definition, and all related macros, to the end of
22143 the file. Resort some functions to put definitions before uses.
22144 (ix86_attribute_table): Make static. Move to end of file.
22145 (ix86_gimplify_va_arg): Make static.
22147 2007-03-22 Richard Henderson <rth@redhat.com>
22149 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22150 don't increase local_regparm with force_align_arg_pointer check.
22151 (ix86_function_sseregparm): Assert 32-bit.
22152 (type_has_variadic_args_p): New.
22153 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22154 type_has_variadic_args_p.
22155 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22156 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22157 use memset instead. Do maybe_vaarg check first; skip attribute
22158 tests if true; skip attribute tests for 64-bit.
22159 (construct_container): Remove TARGET_DEBUG_ARG.
22160 (function_arg_advance_32, function_arg_advance_64): Split out ...
22161 (function_arg_advance): ... from here.
22162 (function_arg_32, function_arg_64): Split out ...
22163 (function_arg): ... from here.
22164 (ix86_pass_by_reference): Tidy.
22165 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22166 (function_value_32): New, from parts of ix86_function_value
22167 and ix86_value_regno.
22168 (function_value_64): New, from parts of ix86_function_value
22169 and ix86_libcall_value.
22170 (ix86_function_value_1): New.
22171 (ix86_function_value, ix86_libcall_value): Use it.
22172 (return_in_memory_32, return_in_memory_64): Split out ...
22173 (ix86_return_in_memory): ... from here.
22174 (ix86_struct_value_rtx): Skip for 64-bit.
22175 (ix86_libcall_value, ix86_value_regno): Remove.
22176 (setup_incoming_varargs_64): Split out ...
22177 (ix86_setup_incoming_varargs): ... from here.
22178 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22179 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22180 * config/i386/i386-protos.h (ix86_function_value): Remove.
22181 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22183 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22186 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22187 infinities not supported, otherwise emit warning if -Woverflow. On
22188 underflow, emit warning if -Woverflow.
22189 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22191 * real.h (real_from_string): Update declaration
22193 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22194 Richard Henderson <rth@redhat.com>
22196 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22197 * calls.c (compute_argument_block_size, expand_call,
22198 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22199 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22200 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22201 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22202 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22203 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22204 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22205 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22208 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22210 * c-incpath.c (add_sysroot_to_chain): New.
22211 (merge_include_chains): Add sysroot argument. Call
22212 add_sysroot_to_chain if sysrooted.
22213 (register_include_chains): Update call to merge_include_chains.
22214 * doc/cppopts.texi: Document use of '=' in include directory
22217 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22219 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22220 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22221 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22222 insn pattern using X87MODEF12 mode macro.
22224 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22226 * regmove.c (regmove_optimize): Use reg_mentioned_p
22227 instead of reg_overlap_mentioned_p for DST.
22229 2007-03-21 Mike Stump <mrs@apple.com>
22231 * c.opt: Fixup for Objective-C/C++.
22233 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22235 * explow.c (convert_memory_address): Fold memory reference when
22236 POINTERS_EXTEND_UNSIGNED < 0
22238 2007-03-21 Richard Henderson <rth@redhat.com>
22241 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22242 * config/i386/mmintrin.h (__m64): Likewise.
22243 * config/i386/xmmintrin.h (__m128): Likewise.
22245 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22247 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22248 (VXWORKS_OS_CPP_BUILTINS): Define.
22249 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22250 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22252 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22254 * rtl.h (constant_pool_reference_p): Delete.
22255 (find_constant_src): Declare.
22256 * rtlanal.c (find_constant_src): New function.
22257 * simplify-rtx.c (constant_pool_reference_p): Delete.
22258 * config/i386/i386.md: Use find_constant_src instead of
22259 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22261 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22263 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22264 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22266 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22268 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22269 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22270 (arm_elf_asm_constructor): Use it.
22271 (arm_elf_asm_destructor): New function.
22273 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22275 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22277 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22279 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22281 2007-03-19 Andrew Haley <aph@redhat.com>
22283 PR tree-optimization/31264
22284 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22285 VIEW_CONVERT_EXPRs.
22287 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22289 PR rtl-optimization/30907
22290 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22291 (fwprop_init): Always call loop_optimizer_initialize.
22292 (fwprop_done): Always call loop_optimizer_finalize.
22293 (fwprop): We always have loop info now.
22294 (gate_fwprop_addr): Remove.
22295 (pass_fwprop_addr): Use gate_fwprop as gate.
22297 PR rtl-optimization/30841
22298 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22299 df_chain_alloc): Call df_reorganize_refs unconditionally.
22300 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22301 refs_organized to refs_organized_size.
22302 (df_ref_create_structure): Use refs_organized_size instead of
22303 bitmap_size if refs had been organized, and keep refs_organized_size
22305 * df.h (struct df_ref_info): Change refs_organized to
22306 refs_organized_size.
22307 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22310 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22312 * except.c (output_function_exception_table): Do not reference the
22313 EH personality routine for functions that do not require an
22316 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22319 * c-typeck.c (convert_for_assignment): Call comptypes for
22320 RECORD_TYPE or UNION_TYPE.
22322 PR inline-asm/30505
22323 * reload1.c (reload): Do invalid ASM checking after
22324 cleanup_subreg_operands.
22326 2007-03-19 Jeff Law <law@redhat.com>
22328 * tree-cfg.c (find_taken_edge): Tighten conditions for
22329 optimizing computed gotos.
22331 2007-03-19 Michael Matz <matz@suse.de>
22333 * builtins.c (expand_builtin_sync_operation,
22334 expand_builtin_compare_and_swap,
22335 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22338 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22339 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22342 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22344 * doc/tm.texi: Add brackets around the return type of
22345 TARGET_SECONDARY_RELOAD.
22347 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22348 Richard Guenther <rguenther@suse.de>
22350 PR tree-optimization/31254
22351 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22352 Use handled_component_p () where appropriate. Continue
22353 propagating into the rhs if we propagated into an INDIRECT_REF
22356 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22358 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22359 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22360 (xde, xdee): Mode attributes adjusted to support DFP modes.
22361 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22362 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22363 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22364 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22365 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22366 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22367 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22369 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22370 "movsf"): Insn definitions removed.
22371 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22372 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22373 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22375 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22376 "reload_in<mode>", "reload_out<mode>"): Expander added.
22377 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22380 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22382 * config/s390/s390.md: Only non-functional changes. Renamed
22383 FPR mode macro to BFP all over the file.
22385 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22387 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22388 (op_type attribute): RRF instruction type added.
22389 (fT0): New mode attribute.
22390 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22391 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22392 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22393 instruction no secondary memory is needed when moving DFmode values
22394 between GPRs and FPRs.
22396 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22398 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22399 inverted and documentation adjusted.
22400 ("mhard-dfp", "msoft-dfp"): New options.
22401 * config/s390/s390.c (s390_handle_arch_option): New architecture
22403 (override_options): Sanity checks for the new options added.
22404 * config.gcc: New architecture switch: z9-ec.
22405 * config/s390/s390.h (processor_flags): PF_DFP added.
22406 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22407 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22408 when the bit is NOT set so remove it from the defaults.
22410 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22412 * genemit.c (main): Print include statement for dfp.h.
22413 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22416 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22418 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22420 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22423 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22424 instead of PATTERN.
22426 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22428 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22429 attr_length_call, output_call, output_indirect_call): Cleanup
22430 formatting of targetm calls.
22432 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22434 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22436 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22438 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22439 reservation, bypass and anti-bypass descriptions for these
22440 instructions. Update move patterns.
22441 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22444 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22446 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22447 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22448 (get_initial_def_for_reduction): Likewise.
22450 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22452 Fix PR tree-optimization/29922
22453 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22454 (get_representative): Removed.
22455 (value_dies_in_block_x): Update for rvuse removal.
22456 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22457 (compute_antic_aux): Handle when PHI nodes appear in
22458 non-single-successors.
22459 (dump_bitmap_of_names): Removed.
22460 (compute_antic_safe): Renamed and removed rvuse calculation.
22461 Calculate only antic safe.
22462 (insert_into_preds_of_block): Remove assert.
22463 (execute_pre): Update for renamed functions.
22464 (defer_or_phi_translate_block): New function.
22466 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22468 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22469 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22471 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22472 Follow spelling conventions.
22474 * tree-data-ref.h: Remove the prototype for analyze_array.
22476 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22478 PR tree-optimization/31041
22479 * tree-vect-transform.c (get_initial_def_for_induction): Call
22480 force_gimple_operand.
22482 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22484 * ipa-type-escape.c (look_for_casts) : Revert code to use
22485 handled_component_p due to ada test a-numaux.adb.
22487 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22489 * final.c (final_scan_insn): Alter the condition of a
22490 conditional trap if we have nonstandard CC.
22492 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22494 * configure.ac: Remove excess quoting from asm line 0 test.
22495 * configure: Rebuilt.
22497 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22499 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22500 * c-common.c (convert_and_check): Move warning logic to...
22501 (warnings_for_convert_and_check): ...here. Define.
22502 * c-common.h (warnings_for_convert_and_check): Declare.
22504 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22506 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22507 (output_call): Likewise.
22509 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22511 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22513 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22515 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22517 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22519 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22520 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22522 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22524 PR tree-optimization/31183
22525 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22526 Use double_int instead of unsigned int for representing access_strides.
22527 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22529 2007-03-16 Richard Guenther <rguenther@suse.de>
22531 PR tree-optimization/31146
22532 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22533 to allow recursion of forward_propagate_addr_expr.
22534 (forward_propagate_addr_into_variable_array_index): Likewise.
22535 (forward_propagate_addr_expr): Likewise.
22536 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22537 (forward_propagate_addr_expr_1): Recurse on simple copies
22538 instead of propagating into them. Do so for useless conversions
22540 (forward_propagate_addr_expr): Clean up unused statements after
22543 2007-03-16 Richard Guenther <rguenther@suse.de>
22545 * builtins.c (expand_builtin_cexpi): Use the right argument
22546 for the expansion via cexp.
22548 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22550 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22551 * configure: Rebuilt.
22553 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22556 * dwarf2out.c (force_type_die): Adjust comment.
22557 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22559 2007-03-15 DJ Delorie <dj@redhat.com>
22561 * config/frv/predicates.md (minmax_operator): Don't check operands
22564 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22566 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22567 Update constant estimates of number of iterations.
22568 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22569 argument renamed to "realistic".
22570 (compute_estimated_nb_iterations): Removed.
22571 (record_niter_bound): New function.
22572 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22573 call record_nonwrapping_iv with upper = false.
22574 (infer_loop_bounds_from_signedness): Pass upper argument to
22575 record_nonwrapping_iv.
22576 (estimate_numbers_of_iterations_loop): Do not call
22577 compute_estimated_nb_iterations. Record estimate based on profile
22578 information. Initialize the constant estimates of number of
22580 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22582 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22583 number of iterations is too small.
22584 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22585 (EST_NOT_AVAILABLE): Removed.
22586 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22587 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22590 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22592 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22593 Handle NE_EXPR guards.
22595 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22598 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22599 Set also -pedantic-errors by default for the preprocessor unless
22600 -fpermissive is given.
22602 2007-03-15 Richard Guenther <rguenther@suse.de>
22604 PR middle-end/29719
22605 PR middle-end/31161
22606 * builtins.c (expand_builtin_cexpi): As a fallback if we
22607 don't have builtins for sincos or cexp create a function
22608 declaration for cexp and expand to a call to that.
22609 (expand_builtin_int_roundingfn): Always fall
22610 back to floor/ceil and its variants even if they may be
22613 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22615 PR middle-end/31159
22616 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22617 jump tables, move the call to delete_dead_jumptables from here...
22618 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22619 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22620 don't allow merging of blocks that try_redirect_by_replacing_jump
22621 also does not handle when not optimizing.
22623 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22624 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22626 * config/i386/i386.md (x86_sahf_1): Correctly handle
22629 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22632 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22633 x86_64_general_operand as operand[2] predicate. Remove "iF"
22634 from operand constraints and use "e" constraint instead.
22635 (*subti3_1, *subti3_1 splitter): Ditto.
22636 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22637 operand[1] predicate.
22639 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22641 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22642 arrays, multiply the access strides by the size of the sub-array.
22643 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22645 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22647 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22648 the configured assembler supports the sahf mnemonic.
22649 * configure: Regenerate.
22650 * config.in: Regenerate.
22652 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22653 emit "sahf" or ".byte\t0x9e" as asm template.
22655 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22658 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22659 option to replace hard coded TARGET_xxx in md file.
22660 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22661 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22662 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22663 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22664 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22665 (X86_TUNE_NOT_VECTORMODE): Ditto.
22666 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22667 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22668 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22669 (TUNE_SLOW_IMUL_IMM8): Ditto.
22670 (TUNE_MOVE_M1_VIA_OR): Ditto.
22671 (TUNE_NOT_UNPAIRABLE): Ditto.
22672 (TUNE_NOT_VECTORMODE): Ditto.
22674 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22677 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22678 tuning options instead of hard coded TARGET_xxx.
22679 (fix ssemode peephole2's): Ditto.
22680 (imul peephole2's): Ditto.
22682 (movdi_or_rex64): Ditto.
22683 (move peephole2): Ditto.
22684 (not peephole2's): Ditto.
22686 2007-03-14 Dirk Mueller <dmueller@suse.de>
22688 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22689 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22690 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22692 * c-parser.c (c_parser_do_statement): Warn about empty body in
22693 do/while statement.
22694 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22695 * doc/invoke.texi (-Wempty-body): Update documentation.
22697 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22700 * c-common.h (warn_for_div_by_zero): Declare.
22701 * c-common.c (warn_for_div_by_zero): Define.
22702 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22705 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22707 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22708 to PREFIX and STANDARD_PREFIX.
22710 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22711 Phil Edwards <phil@codesourcery.com>
22713 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22714 (__gthread_once_t): Remove busy field for RTPs.
22715 (__GTHREAD_ONCE_INIT): Update accordingly.
22717 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22719 * doc/invoke.texi: Document VxWorks options.
22721 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22723 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22725 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22727 PR tree-optimization/30590
22728 * tree-nrv.c (tree_nrv): Check for the partial update of the
22731 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22733 * flags.h (flag_random_seed): Remove declaration, in favor of...
22734 * toplev.h (get_random_seed, set_random_seed): ... these.
22735 * tree.c (get_file_function_name): Use the former.
22736 * opts.c (common_handle_option): Use the latter.
22739 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22741 PR middle-end/31127
22742 * cse.c (cse_find_path): Do not bail out if a basic block that
22743 we already visited now becomes part of a path that starts at a
22744 different basic block. Just disallow this, to make sure we
22745 visit each basic block at most once.
22747 2007-03-13 Jan Hubicka <jh@suse.cz>
22749 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22750 attributes, when profile esitmate is present, calls with very low
22751 frequency are cold.
22753 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22755 PR tree-optimization/30730
22756 PR tree-optimization/26900
22757 * tree-ssa-loop-niter.c: Include gmp.h.
22758 (bounds): New type.
22759 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22760 split_to_var_and_offset, determine_value_range,
22761 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22762 bound_difference, bounds_add, bounds_negate,
22763 number_of_iterations_ne_max, dump_affine_iv): New functions.
22764 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22765 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22766 difference of initial and final value of control iv to validate
22768 (number_of_iterations_cond): Add loop parameter. Determine bounds
22769 on the difference of the extremes of the control iv. Add dumps.
22770 (expand_simple_operations): Handle phi nodes.
22771 (simplify_using_initial_conditions): Do not record used conditions.
22772 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22773 Do not set additional_info.
22774 (implies_nonnegative_p, implies_ge_p): Removed.
22775 (derive_constant_upper_bound): Do not use parameter `additional'.
22776 (record_estimate): Parameter `additional' removed. Parameter
22777 `i_bound' added. Do not call derive_constant_upper_bound.
22778 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22779 bound the number of iterations estimate.
22780 (estimate_numbers_of_iterations_loop): Pass the estimate from
22781 the number of iterations analysis to record_estimate.
22782 * tree.h (multiple_of_p): Declare.
22783 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22784 (scev_const_prop): Do not check expression_expensive_p.
22785 * fold-const.c (multiple_of_p): Exported.
22786 * double-int.c (double_int_mask): Exported.
22787 * double-int.h (double_int_mask): Declare.
22788 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22789 field. Added max field.
22791 2007-03-13 David Taylor <taylor@candd.org>
22794 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22797 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22800 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22801 two unamed patterns.
22803 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22805 * config/i386/i386.opt (mcx16, msahf): New options.
22806 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22807 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22809 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22810 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22811 Output -mcx16 and -msahf options when corresponding bit is set.
22813 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22814 and -msahf options.
22816 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22818 * configure.ac: Test for assembler tolerance to # 0 "".
22819 * configure, config.in: Rebuilt.
22820 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22822 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22824 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22826 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22827 (handle_syscall): Handle direct system calls.
22828 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22830 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22832 * doc/invoke.texi: Fix cpp.info cross-reference.
22833 * doc/passes.texi: Fix gcc.info cross-reference.
22835 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22837 PR tree-optimization/30835
22838 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22839 bb_for_stmt is not NULL before accessing it.
22841 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22843 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22846 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22849 * doc/install.texi: Document --enable-stage1-languages
22851 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22853 * tree-pass.h (pass_into_cfg_layout_mode,
22854 pass_outof_cfg_layout_mode): Declare.
22855 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22856 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22857 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22858 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22860 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22862 * c-decl.c (warn_variable_length_array): New function.
22863 Refactored from grokdeclarator to handle warn_vla
22864 and handle unnamed array case.
22865 (grokdeclarator): Refactored VLA warning case.
22866 * c.opt (Wvla): New flag.
22867 * doc/invoke.texi (Wvla): New warning.
22869 2007-03-12 Richard Henderson <rth@redhat.com>
22871 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22872 (TARGET_SECTION_TYPE_FLAGS): New.
22874 2007-03-12 Richard Henderson <rth@redhat.com>
22876 * config/darwin.c (machopic_reloc_rw_mask): New.
22877 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22878 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22880 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22882 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22883 * cppdefault.h (cpp_PREFIX): Document.
22884 (cpp_PREFIX_len): Likewise.
22885 (cpp_EXEC_PREFIX): New variable.
22886 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22887 * c-incpath.c (add_standard_paths): Correct logic for relocating
22888 paths within prefix.
22890 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22892 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22893 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22895 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22896 fix_truncdfdi_sse using SSEMODEF mode macro.
22897 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22898 fix_truncdfsi_sse using SSEMODEF mode macro.
22899 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22900 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22902 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22904 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22905 elfos.h to tm_file.
22907 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22909 * tree.h : Add multiple_of_p declaration.
22910 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22911 * ipa-type-escape.c (results_of_malloc): Redundant.
22912 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22913 (cast_type): Extended with new members.
22914 (check_cast): Returns cast_type.
22915 (cast): New structure for data of walk_use_def_chains.
22916 (is_malloc_result, is_cast_from_non_pointer_1,
22917 is_cast_from_non_pointer,
22918 is_array_access_through_pointer_and_index): New functions.
22919 (look_for_casts): Returns cast types.
22920 (check_call): Returns void.
22921 (okay_pointer_operation): Use support of pointer plus index,
22922 pointer plus constant and allow all multiplications.
22924 2007-03-11 Richard Guenther <rguenther@suse.de>
22926 PR tree-optimization/31115
22927 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22928 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22929 A shift count of zero is not special as with *_DIV_EXPR.
22930 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22933 2007-03-11 Ian Lance Taylor <iant@google.com>
22935 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22936 the *_DIV_EXPR codes correctly with overflow infinities.
22938 2007-03-11 Ira Rosen <irar@il.ibm.com>
22940 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22941 indicate success/failure of the analysis. Add negation to subtrahend
22942 in case of subtraction. Fail if both operands contain constants.
22943 (create_data_ref): Fail if analyze_offset fails.
22945 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22947 * config/i386/i386.md (frndintxf2): Rename to ...
22948 (rintxf2): ... this. Remove expander having same name.
22949 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22950 (roundsf2, rounddf2): Ditto.
22951 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22952 (lround<mode>di2, lround<mode>si2): Ditto.
22954 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22956 * lower-subreg.c: Include except.h.
22957 (decompose_multiword_subregs): Verify that the only control flow
22958 insns we can split are loads to multi-words pseudos.
22959 Handle breaking such blocks after splitting, instead of calling
22960 find_many_sub_basic_blocks.
22962 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22963 on the new basic block. Add a lengthy comment explaining why we
22964 thought this was necessary.
22965 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22967 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22970 * tree.c (walk_type_fields): Recurse into the element type of
22971 ARRAY_TYPEs if there is a pointer set.
22973 2007-03-10 Dirk Mueller <dmueller@suse.de>
22975 * c-common.c (warn_logical_operator): Fix condition.
22977 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22979 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22981 * config/darwin.c (machopic_select_section): Remove superfluous
22982 argument in call to categorize_decl_for_section. Remove unused
22985 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22987 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22989 * configure: Regenerate.
22991 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
22994 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
22995 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
22996 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
22997 Add LABEL_NUSES to emitted label.
22998 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
22999 branch probability value to emitted jump insn.
23000 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23001 Do not check life information and do not re-arrange input operands
23002 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23004 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23006 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23007 the change of decode_asm_operands.
23009 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23011 * mode-switching.c (create_pre_exit): Skip blockage insn.
23013 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23015 * tree-pass.h (TODO_update_smt_usage): Remove.
23017 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23021 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23023 * pa.c (attr_length_call): Revise condition for long
23024 pc-relative branch.
23025 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23026 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23027 sequence on SOM target.
23029 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23031 * gcc.c: Document %{, in big comment at top.
23032 (input_suffix_matches): Remove special handling for .s and
23034 (input_spec_matches): New.
23035 (handle_braces): Handle %{,.
23036 (validate_switches): ',' indicates a value which is not a switch.
23037 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23038 to detect assembler input.
23039 * config/i386/sol2.h (CPP_SPEC): Likewise.
23040 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23041 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23042 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23043 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23044 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23045 -m64 causes deployment target to default to 10.5.
23046 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23048 2007-03-09 Richard Henderson <rth@redhat.com>
23051 * target.h (targetm.asm.out.reloc_rw_mask): New.
23052 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23053 (TARGET_ASM_OUT): Use it.
23054 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23055 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23056 use the new reloc_rw_mask target hook instead.
23057 (default_section_type_flags_1): Merge into...
23058 (default_section_type_flags): ... here.
23059 (decl_readonly_section_1): Merge into...
23060 (decl_readonly_section): ... here.
23061 (default_elf_select_section_1): Merge into...
23062 (default_elf_select_section): ... here.
23063 (default_unique_section_1): Merge into...
23064 (default_unique_section): ... here.
23065 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23066 (default_select_rtx_section): Use it.
23067 (default_elf_select_rtx_section): Likewise.
23068 * output.h: Update to match.
23069 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23070 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23071 (TARGET_ASM_RELOC_RW_MASK): New.
23072 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23073 to categorize_decl_for_section.
23074 (x86_64_elf_unique_section): Likewise.
23075 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23076 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23077 (TARGET_ASM_RELOC_RW_MASK): New.
23078 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23079 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23080 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23081 (TARGET_RWRELOC): Remove.
23082 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23083 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23084 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23085 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23086 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23087 (rs6000_xcoff_select_section): Use decl_readonly_section.
23088 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23089 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23090 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23091 (TARGET_SECTION_TYPE_FLAGS): Remove.
23092 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23094 2007-03-09 Roger Sayle <roger@eyesopen.com>
23096 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23097 complex constant equality/inequality comparisons for here.
23098 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23099 known at compile-time or can be simplified to a scalar comparison.
23100 (fold_relational_const): Move compile-time evaluation of complex
23101 constant equality/inequality comparisons to here.
23103 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23105 PR rtl-optimization/30643
23106 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23108 (fold_rtx): Recurse, like before 2006-11-03.
23110 2007-03-09 DJ Delorie <dj@redhat.com>
23112 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23115 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23117 PR tree-optimization/30375
23118 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23119 LHS of statements is not the same.
23120 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23122 2007-03-09 Chao-ying Fu <fu@mips.com>
23124 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23126 * doc/invoke.texi (-mdspr2): Document new option.
23127 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23128 New unspec for DSP REV 2.
23129 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23130 these instructions are extended in DSP REV 2.
23131 (mips-dspr2.md): Include.
23132 * config/mips/mips.opt (mdspr2): New option.
23133 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23134 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23135 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23136 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23137 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23138 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23139 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23141 (bdesc_map): Add one field of unsupported_target_flags.
23142 (bdesc_arrays): Update entries to have extra fields. Add
23144 (mips_init_builtins): Initialize new function types.
23145 Check unsupported_target_fileds to filter out builtins.
23146 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23148 (ASM_SPEC): Pass mdspr2 to the assembler.
23149 * config/mips/mips-dspr2.md: New file.
23151 2007-03-09 Sa Liu <saliu@de.ibm.com>
23153 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23155 2007-03-09 Ian Lance Taylor <iant@google.com>
23157 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23158 argument) like -Wstrict-overflow=2.
23159 * doc/invoke.texi (Warning Options): Update documentation.
23161 2007-03-09 Dirk Mueller <dmueller@suse.de>
23164 * doc/invoke.texi (-Wlogical-op): Document.
23165 * common.opt (-Wlogical-op): New.
23166 * c-common.h (warn_logical_operator): Declare.
23167 * c-common.c (warn_logical_operator): Define.
23168 * c-typeck.c (parser_build_binary_op): Call
23169 warn_logical_operator.
23171 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23173 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23174 * final.c (final_scan_insn): Test for non-"" file name.
23176 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23178 * doc/loop.texi: Document the Omega linear constraints solver.
23179 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23180 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23181 omega-hash-table-size, omega-max-keys, and
23182 omega-eliminate-redundant-constraints.
23183 * tree-pass.h (pass_check_data_deps): Declared.
23186 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23187 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23188 pass_check_data_deps): New.
23189 * tree-data-ref.c (init_data_ref): Remove declaration.
23190 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23191 (analyze_array): Renamed init_array_ref, move up initializations.
23192 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23193 Removed arguments that are set to NULL.
23194 (analyze_indirect_ref): Correct indentation, correct call to
23196 (object_analysis): Call init_array_ref instead of analyze_array.
23197 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23198 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23199 of DR_ACCESS_FNS_ADDR.
23200 (init_omega_eq_with_af, omega_extract_distance_vectors,
23201 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23202 ddr_consistent_p): New.
23203 (compute_affine_dependence): Check consistency of ddrs when
23204 flag_check_data_deps is passed.
23205 (analyze_all_data_dependences): Uncomment.
23206 (tree_check_data_deps): New.
23207 * tree-data-ref.h: Include omega.h.
23208 (DR_ACCESS_FNS_ADDR): Removed.
23209 (data_dependence_relation): Add inner_loop.
23210 (DDR_INNER_LOOP): New.
23211 * common.opt (fcheck-data-deps): New.
23212 * tree-flow.h (tree_check_data_deps): Declare.
23213 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23214 (OBJS-common): Depend on omega.o.
23216 * passes.c (pass_check_data_deps): Scheduled.
23217 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23218 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23219 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23220 PARAM_VECT_MAX_VERSION_CHECKS,
23221 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23223 2007-03-09 Richard Guenther <rguenther@suse.de>
23225 PR tree-optimization/30904
23226 PR middle-end/31058
23227 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23228 the same way as *_DIV_EXPR.
23230 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23232 * recog.c (decode_asm_operands): No mixed declarations and code.
23234 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23236 * rtl.def (ASM_INPUT): Add location.
23237 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23238 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23239 (decode_asm_operands): Add loc operand.
23240 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23241 * stmt.c (expand_asm): Rename to...
23242 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23243 gen_rtx_ASM_INPUT_loc.
23244 (expand_asm_expr): Adjust.
23245 * recog.c (decode_asm_operands): Add loc operand.
23246 (check_asm_operands, extract_insn): Adjust.
23247 * reload1.c (maybe_fix_stack_asms): Likewise.
23248 * final.c (asm_insn_count): Likewise.
23249 (final_scan_insn): Output # line before and after asm.
23251 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23253 * tree-ssa-structalias.c (variable_info): Remove
23255 (new_var_info): Ditto.
23256 (shared_bitmap_info_t): New structure.
23257 (shared_bitmap_table): New variable.
23258 (shared_bitmap_hash): New function.
23259 (shared_bitmap_eq): Ditto
23260 (shared_bitmap_lookup): Ditto.
23261 (shared_bitmap_add): Ditto.
23262 (merge_smts_into): Change to take bitmap directly.
23263 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23264 (init_alias_vars): Init shared bitmap hashtable.
23265 (delete_points_to_sets): Delete shared bitmap hashtable.
23266 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23267 is_aliased removal as a change that was still necessary was
23270 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23272 * config/i386/i386.h (override_options): Conditionally disable
23273 x86_sahf for 64bit targets only.
23275 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23278 * c-decl.c (merge_decls): Don't call make_var_volatile.
23279 * varasm.c (make_var_volatile): Remove.
23280 * output.h (make_var_volatile): Remove.
23282 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23284 PR tree-optimization/31085
23285 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23287 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23289 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23290 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23291 ATTR_CONST_NOTHROW_LIST.
23293 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23296 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23298 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23300 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23303 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23305 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23306 passed, use shared libgcc.
23308 2007-03-08 Roger Sayle <roger@eyesopen.com>
23310 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23311 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23312 (honor_protect_cleanup_actions, lower_try_finally_switch):
23314 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23315 ifc_temp_var): Likewise.
23316 * tree-inline.c (setup_one_parameter): Likewise.
23317 * tree-mudflap.c (mf_decl_cache_locals,
23318 mf_build_check_statement_for): Likewise.
23319 * tree-nested.c (init_tmp_var, save_tmp_var,
23320 finalize_nesting_tree_1): Likewise.
23321 * tree-outof-ssa.c (insert_copy_on_edge,
23322 insert_backedge_copies): Likewise.
23323 * tree-profile.c (tree_gen_edge_profiler,
23324 tree_gen_ic_profiler): Likewise.
23325 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23326 * tree-sra.c (sra_build_assignment): Likewise.
23327 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23328 * tree-ssa-math-opts.c (insert_reciprocals,
23329 execute_cse_sincos_1): Likewise.
23330 * tree-tailcall.c (adjust_accumulator_values,
23331 adjust_return_value): Likewise.
23332 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23333 * tree-vect-transform.c (vect_create_data_ref_ptr,
23334 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23335 vect_create_epilog_for_reduction, vectorizable_reduction,
23336 vectorizable_call, vectorizable_conversion,
23337 vectorizable_assignment, vectorizable_operation,
23338 vectorizable_type_demotion, vect_gen_widened_results_half,
23339 vect_permute_store_chain, vectorizable_store,
23340 vect_setup_realignment, vect_permute_load_chain,
23341 vectorizable_load, vectorizable_condition,
23342 vect_create_cond_for_align_checks): Likewise.
23343 * tree-vrp.c (build_assert_expr_for): Likewise.
23345 2007-03-08 Ian Lance Taylor <iant@google.com>
23347 * tree-vrp.c: Include "intl.h".
23348 (usable_range_p): New static function.
23349 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23350 overflowed values, juts set *strict_overflow_p.
23351 (compare_values): Only return -2 if one of the operands is not a
23353 (compare_ranges): Call usable_range_p.
23354 (compare_range_with_value): Likewise.
23355 (vrp_evaluate_conditional_warnv): Rename from
23356 vrp_evaluate_conditional. Make static. Change all callers.
23357 (vrp_evaluate_conditional): New function.
23358 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23359 on signed overflow.
23360 (simplify_abs_using_ranges): Likewise.
23361 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23362 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23363 within_stmt parameter.
23364 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23365 vrp_evaluate_conditional.
23366 * tree-ssa-threadedge.c
23367 (record_temporary_equivalences_from_stmts_at_dest): Change
23368 simplify parameter to take a second tree parameter.
23369 (simplify_control_stmt_condition): Likewise.
23370 (thread_across_edge): Likewise.
23371 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23372 (thread_across_edge): Likewise.
23373 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23375 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23377 * config/i386/i386.h (TARGET_SAHF): New define.
23378 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23379 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23380 (x86_sahf): New global variable.
23381 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23382 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23383 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23384 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23386 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23387 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23388 when expanding fcomi/sahf based tests.
23389 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23390 expanding sahf based alternative. Emit sahf based sequence when
23391 optimizing for code size.
23392 * config/i386/i386.md (x86_sahf_1): Do not disable for
23393 TARGET_64BIT, enable for TARGET_SAHF.
23395 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23397 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23398 spurious whitespace from error message.
23400 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23403 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23405 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23407 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23409 * tree-sra.c (instantiate_element): Propagate disabled warnings
23410 from the element itself to the created variable.
23412 2007-03-07 Richard Henderson <rth@redhat.com>
23415 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23416 silently fix up the stack in the case of a missing register.
23418 2007-03-07 Paul Brook <paul@codesourcery.com>
23420 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23422 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23424 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23426 (phase1_vrs): Use them.
23427 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23428 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23429 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23430 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23431 __gnu_Unwind_Restore_WMMXC if required.
23432 (_Unwind_VRS_Pop): Implement iWMMXt support.
23433 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23434 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23435 gnu_Unwind_Save_WMMXC): Define.
23437 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23439 * config/vxworks.h (vxworks_override_options): Declare.
23440 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23441 * config/vxworks.c: Include target.h and toplev.h.
23442 (vxworks_override_options): New function.
23443 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23445 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23447 * config/s390/s390.c (override_options): Don't emit an error when
23448 -mstack-size is used without providing -mstack-guard.
23449 (s390_emit_prologue): Choose stack_guard value automatically if not
23450 provided via command line.
23451 * doc/invoke.texi: Adjust description of -mstack-guard and
23454 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23456 * config/i386/i386.c (output_set_got): Add a GOT initialization
23457 sequence for VxWorks PIC.
23458 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23459 around labels as well as symbols. Use gotoff_operand instead
23460 of local_symbolic_operand.
23461 (legitimize_pic_address): Use gotoff_operand instead of
23462 local_symbolic_operand. Use @GOT accesses for labels as
23464 (ix86_output_addr_diff_elt): Use PC-relative rather than
23465 GP-relative offsets for VxWorks PIC.
23466 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23467 no_new_pseudos. Check whether the returned register is op0.
23468 * config/i386/i386.md (tablejump): Use PC-relative rather than
23469 GP-relative offsets for VxWorks PIC.
23470 * config/i386/predicates.md (gotoff_operand): New predicate.
23472 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23474 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23476 * config/vxworks-dummy.h: New file.
23477 * config/i386/i386.h: Include it.
23479 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23481 * dwarf2out.c (is_inlined_entry_point): New
23482 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23483 DW_AT_ranges if the first subblock is the entry point.
23485 2007-03-06 David Daney <ddaney@avtrex.com>
23487 * doc/install.texi (mips-*-*): Change recommended binutils
23490 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23492 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23493 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23495 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23496 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23498 2007-03-06 Jan Hubicka <jh@suse.cz>
23500 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23501 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23503 (probably_cold_bb_p): Cold functions are cold.
23504 (probably_never_executed_bb_p): Cold functions are cold.
23505 (tree_bb_level_predictions): Predict calls to cold functions as not
23507 (compute_function_frequency): Check hot/cold attributes.
23508 * function.h (function_frequency): Update comments.
23509 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23510 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23511 (c_common_att): Add cold and hot.
23513 * doc/extend.texi (hot,cold attributes): Document.
23515 2007-03-06 Andrew Haley <aph@redhat.com>
23517 * function.c (expand_function_end): Move blockage to just after we
23518 emit the label for the naked return from the function.
23520 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23522 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23525 2007-03-06 Jan Hubicka <jh@suse.cz>
23527 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23528 loaded for constant large models. Non-large 64bit PIC can do.
23529 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23530 * cmodel.h: Add LARGE PIC.
23531 * i386.md (UNSPEC_PLTOFF): New.
23532 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23534 (*call_1_rex64): Disable for large models.
23535 (*call_1_rex64_large): New.
23536 (*call_value_1_rex64): Disable for large models.
23537 (*call_value_1_rex64_large): New.
23538 (set_rip_rex4): New.
23539 (set_got_offset_rex64): New.
23540 * predicates.md (constant_call_address_operand): For large model
23541 constant calls are not possible.
23542 * i386-protos.h (construct_plt_address): Declare.
23543 * i386.c (override_options): Accept large models.
23544 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23545 (legitimate_constant_p): Add new UNSPECs.
23546 (legitimate_pic_operand_p): Likewise.
23547 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23548 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23550 (output_pic_addr_const): Add PLTOFF.
23551 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23552 (ix86_expand_move): Legitimize pic address when in PIC mode.
23553 (construct_plt_address): New function.
23554 (ix86_expand_call): Offload the address to register and use GOT
23555 pointer for large model.
23556 * invoke.texi (mcmodel=large): Update documentation.
23558 2007-03-06 Richard Henderson <rth@redhat.com>
23560 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23561 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23562 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23563 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23564 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23565 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23566 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23567 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23568 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23569 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23570 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23571 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23572 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23573 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23574 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23575 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23576 x86_schedule, x86_use_bt, x86_pad_returns,
23577 x86_use_xchgb): Merge into ...
23578 (ix86_tune_features): ... here. New array.
23579 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23580 x86_bswap): Merge into ...
23581 (ix86_arch_features): ... here. New array.
23582 (x86_3dnow_a): Remove.
23583 (x86_accumulate_outgoing_args): Make static.
23584 (x86_arch_always_fancy_math_387): Make static.
23585 (ix86_tune_mask, ix86_arch_mask): Move ...
23586 (override_options): ... to local variables here. Apply the
23587 appropriate mask to each element of ix86_arch_features and
23588 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23589 as were done in the old macros.
23590 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23591 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23592 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23593 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23594 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23595 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23596 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23597 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23598 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23599 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23600 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23601 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23602 x86_accumulate_outgoing_args, x86_prologue_using_move,
23603 x86_epilogue_using_move, x86_decompose_lea,
23604 x86_arch_always_fancy_math_387, x86_shift1,
23605 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23606 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23607 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23608 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23609 x86_use_incdec, x86_pad_returns, x86_bswap,
23610 x86_partial_flag_reg_stall): Remove.
23611 (enum ix86_tune_indices): New.
23612 (ix86_tune_features): New.
23613 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23614 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23615 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23616 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23617 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23618 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23619 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23620 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23621 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23622 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23623 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23624 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23625 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23626 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23627 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23628 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23629 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23630 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23631 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23632 TARGET_EXT_80387_CONSTANTS): Use it.
23633 (enum ix86_arch_indices): New.
23634 (ix86_arch_features): New.
23635 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23636 TARGET_BSWAP): Use it.
23637 (ix86_tune_mask, ix86_arch_mask): Remove.
23639 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23642 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23643 Define using $${sysroot_headers_suffix}.
23644 * configure: Regenerate.
23645 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23646 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23648 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23649 * gcc.c (print_sysroot_headers_suffix): New.
23650 (option_map): Include --print-sysroot-headers-suffix.
23651 (display_help): Mention -print-sysroot-headers-suffix.
23652 (process_command): Handle -print-sysroot-headers-suffix.
23653 (do_spec_1): Append multilib directory to include-fixed path if
23654 sysroot suffixes in use.
23655 (main): Handle -print-sysroot-headers-suffix.
23656 * Makefile.in (start.encap): Don't depend on xlimits.h
23657 (xlimits.h): Remove.
23658 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23659 limits.h for each multilib in fixinc_list.
23660 (fixinc_list, s-fixinc_list): New.
23661 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23662 generate them for each multilib in fixinc_list.
23663 (stmp-fixproto): Use include-fixed. Run fixproto for each
23664 multilib in fixinc_list.
23665 (mostlyclean): Don't remove xlimits.h.
23666 (clean): Remove include-fixed.
23667 (real-install-headers-tar, real-install-headers-cpio,
23668 real-install-headers-cp): Don't copy include, only include-fixed.
23669 (install-mkheaders): Depend on fixinc_list. Don't depend on
23670 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23671 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23672 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23674 2007-03-06 Jan Hubicka <jh@suse.cz>
23676 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23679 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23681 * configure.ac: Allow tm_file to contain build-directory files.
23682 * configure: Regenerate.
23683 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23684 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23685 * config/m68k/print-sysroot-suffix.sh: New file.
23687 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23689 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23690 of pic_offset_table_rtx if reload_completed.
23691 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23692 PIC_OFFSET_TABLE_REGNUM.
23693 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23695 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23696 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23698 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23700 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23701 functions that call eh_return.
23703 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23705 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23706 functions that need a constant pool.
23708 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23711 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23712 (m68k_preferred_reload_class): Likewise.
23713 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23714 (SECONDARY_RELOAD_CLASS): Define.
23715 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23716 (LIMIT_RELOAD_CLASS): Delete.
23717 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23718 registers from storing bytes.
23719 (m68k_secondary_reload_class): New function.
23720 (m68k_preferred_reload_class): Likewise.
23722 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23724 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23726 (m68k_expand_prologue): Likewise.
23728 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23730 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23731 (mips_expand_epilogue): Add a bool parameter.
23732 (m68k_legitimize_sibcall_address): Declare.
23733 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23734 (m68k_expand_epilogue): Add a parameter to select between sibling
23735 and normal epilogues. Only generate a return for the latter.
23736 (m68k_ok_for_sibcall_p): New function.
23737 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23738 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23739 (sibcall_value, *sibcall_value): Likewise.
23740 (*call, *call_value): Require !SIBLING_CALL_P.
23741 (epilogue): Update call to m68k_expand_epilogue.
23742 (sibcall_epilogue): New pattern.
23743 * config/m68k/predicates.md (const_call_operand): Say that this
23744 predicate applies to sibling calls too.
23745 (sibcall_operand): New predicate.
23747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23749 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23750 alternatives as movsi_cf.
23751 (movsf_cf_hard): Add commentary.
23753 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23754 Richard Sandiford <richard@codesourcery.com>
23756 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23757 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23758 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23759 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23760 as being live on exit from an interrupt function.
23761 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23762 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23763 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23764 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23765 (m68k_interrupt_function_p): Globalize.
23766 (m68k_compute_frame_layout): Remove reverse mask code.
23767 (m68k_emit_movem, m68k_set_frame_related): New functions.
23768 (m68k_output_function_prologue): Delete in favor of...
23769 (m68k_expand_prologue): ...this new function.
23770 (m68k_output_function_epilogue): Delete in favor of...
23771 (m68k_expand_epilogue): ...this new function.
23772 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23774 (print_operand): Handle %?.
23775 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23776 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23777 (prologue, epilogue): New patterns.
23778 (return): Turn into a define_expand.
23779 (*return): New pattern, derived from old "return" pattern. Use rte
23780 rather than rts for interrupt functions. Only use rtd if the pop
23782 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23783 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23784 (link, *link, unlink, *unlink, load_got): Likewise.
23786 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23790 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23791 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23792 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23793 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23794 and m68k_matches_u_p.
23795 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23796 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23797 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23798 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23799 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23800 (REG_STRICT_P): New macro.
23801 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23802 PCREL_GENERAL_OPERAND_OK.
23803 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23804 m68k_legitimate_base_reg_p.
23805 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23806 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23807 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23808 * config/m68k/m68k.c (m68k_address): New structure.
23809 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23810 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23811 (m68k_jump_table_ref_p, m68k_decompose_address)
23812 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23813 (m68k_matches_u_p): New functions.
23814 (print_operand_address): Rewrite to use m68k_decompose_index.
23816 2007-03-05 David Taylor <dtaylor@emc.com>
23818 * gcc.c: Correct copyright date in --version output.
23820 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23822 * pa.md: In unamed move patterns, disparge copies between general
23823 and floating point registers using '?' modifier. Don't include 'f'
23824 constraint for register preferences in DImode, SImode, HImode and
23825 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23826 Remove constraints for copies between general and floating registers
23827 in soft-float DFmode pattern.
23828 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23832 2007-03-05 Mike Stump <mrs@apple.com>
23834 * c-common.c (targetcm): Add.
23835 * c-opts.c (c_common_handle_option): Handle language specific
23837 * opts.c (handle_option): Verify language for target options, if
23839 * opth-gen.awk: Add CL_LANG_ALL.
23840 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23841 (TARGETCM_INITIALIZER): Add.
23842 * target.h (struct gcc_targetcm): Add.
23844 * targhooks.c (default_handle_c_option): Add.
23845 * targhooks.h (default_handle_c_option): Add.
23846 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23848 * config/darwin.opt (iframework): Add.
23849 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23850 * config/darwin-c.c (handle_c_option): Add.
23851 (TARGET_HANDLE_C_OPTION): Add.
23853 * doc/invoke.texi (Darwin Options): Add -iframework.
23855 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23857 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23860 2007-03-05 Ian Lance Taylor <iant@google.com>
23862 * c.opt (fgnu89-inline): New option.
23863 * c-opts.c (c_common_post_options): Set default value for
23865 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23866 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23868 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23869 (grokdeclarator, start_function): Likewise.
23870 * c-cppbuiltin.c (c_cpp_builtins): Define either
23871 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23872 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23873 (C Dialect Options): Document -fgnu89-inline.
23874 * doc/extend.texi (Function Attributes): Explain what the
23875 gnu_inline attribute does.
23876 * doc/cpp.texi (Common Predefined Macros): Document
23877 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23879 2007-03-05 Ian Lance Taylor <iant@google.com>
23881 PR tree-optimization/31034
23882 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23883 half-range if the other side is an overflow infinity.
23885 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23887 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23888 (bfin*-linux-uclibc*): New configuration.
23889 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23891 * config/bfin/linux.h: New file.
23892 * config/bfin/libgcc-bfin.ver: New file.
23893 * config/bfin/t-bfin-uclinux: New file.
23894 * config/bfin/t-bfin-linux: New file.
23895 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23896 (TARGET_OS_CPP_BUILTINS): New macro.
23898 2007-03-05 Richard Guenther <rguenther@suse.de>
23900 * fold-const.c (fold_binary): Remove duplicate folding
23901 of comparison of non-null ADDR_EXPR against null.
23903 2007-03-05 Richard Guenther <rguenther@suse.de>
23904 Dorit Nuzman <dorit@il.ibm.com>
23906 PR tree-optimization/26420
23907 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23908 are no loops in the function. Only print the number of
23909 vectorized loops if it is greater than zero or we are supposed
23910 to print information about unvectorized loops.
23912 2007-03-05 Revital Eres <eres@il.ibm.com>
23914 * gcc.dg/var-expand1.c: New test.
23915 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23916 when an accumulator is expanded.
23918 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23921 * c-common.c (convert_and_check): Don't give warnings for
23922 conversion if 'expr' already overflowed.
23924 2007-03-04 Roger Sayle <roger@eyesopen.com>
23926 PR middle-end/30744
23927 * fold-const.c (fold_comparison): Enforce type consistency when
23928 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23930 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23932 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23933 containing a cast to the base of TARGET_MEM_REF.
23935 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23937 * tree.c (tree_contains_struct_check_failed): Remove spurious
23938 whitespace from error message.
23940 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23943 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23944 instead of precision.
23946 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23947 Nathan Sidwell <nathan@codesourcery.com>
23949 * emit-rtl.c (find_auto_inc): New.
23950 (try_split): recreate REG_INC notes,
23951 Use regular for loops rather than whiles.
23953 2007-03-03 Andreas Schwab <schwab@suse.de>
23955 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23956 * configure: Regenerate.
23958 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23960 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23961 flag_rounding_math, not flag_unsafe_math_optimizations.
23963 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23965 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23966 alpha_fold_vector_minmax): Likewise.
23967 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23968 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23970 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23972 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23973 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23974 if the lhs has side-effects.
23975 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23977 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23979 * config/i386/i386.h (TUNEMASK): Remove define.
23980 (ARCHMASK): Remove define.
23981 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23982 Use ix86_arch_mask variable instead of ARCHMASK.
23983 * config/i386/i386.c (override_options): Ditto.
23984 (standard_80387_constant_p): Ditto.
23986 2007-03-02 Ian Lance Taylor <iant@google.com>
23988 Used signed infinities in VRP.
23989 * tree-vrp.c (uses_overflow_infinity): New static function.
23990 (supports_overflow_infinity): New static function.
23991 (make_overflow_infinity): New static function.
23992 (negative_overflow_infinity): New static function.
23993 (positive_overflow_infinity): New static function.
23994 (is_negative_overflow_infinity): New static function.
23995 (is_positive_overflow_infinity): New static function.
23996 (is_overflow_infinity): New static function.
23997 (overflow_infinity_range_p): New static function.
23998 (compare_values_warnv): New function split out of compare_values.
23999 (compare_value): Call it.
24000 (set_value_range_to_nonnegative): Add overflow_infinity
24001 parameter. Change caller.
24002 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24004 (vrp_expr_computes_nonzero): Likewise.
24005 (compare_ranges, compare_range_with_value): Likewise.
24006 (compare_name_with_value, compare_names): Likewise.
24007 (vrp_evaluate_conditional): Likewise.
24008 (set_value_range): Handle infinity
24009 (vrp_operand_equal_p, operand_less_p): Likewise.
24010 (extract_range_from_assert): Likewise.
24011 (vrp_int_const_binop): Likewise.
24012 (extract_range_from_binary_expr): Likewise.
24013 (extract_range_from_unary_expr): Likewise.
24014 (extract_range_from_comparison): Likewise.
24015 (extract_range_from_expr): Likewise.
24016 (dump_value_range): Likewise.
24017 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24018 (test_for_singularity): Likewise.
24019 (vrp_int_const_binop): Remove inline qualifier.
24020 (adjust_range_with_scev): Add comment.
24021 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24023 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24025 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24026 (get_constraint_for): Likewise.
24027 (do_structure_copy): Likewise.
24028 (find_func_aliases): Fix references to MODIFY_EXPR.
24029 (intra_create_variable_infos): Tidy.
24030 * tree-ssa-operands.c (add_virtual_operand): Add argument
24032 When adding members of alias sets, if IS_CALL_SITE is true and
24033 the symbol is not call-clobbered, skip it.
24034 Adjust all callers.
24036 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24038 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24039 entry by means of emit_insn_at_entry.
24041 2007-03-02 Richard Henderson <rth@redhat.com>
24043 * expr.h (promoted_input_arg): Remove decl.
24044 * function.c (promoted_input_arg): Merge into ...
24045 * combine.c (setup_incoming_promotions): ... only caller.
24046 Rearrange to avoid double loop.
24048 2007-03-02 Ben Elliston <bje@au.ibm.com>
24049 Peter Bergner <bergner@vnet.ibm.com>
24050 Janis Johnson <janis187@us.ibm.com>
24052 * config/rs6000/dfp.md: New file.
24053 * config/rs6000/rs6000.md: Include dfp.md.
24054 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24055 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24056 and TDmode decimal float modes in FP registers.
24057 (num_insns_constant): Likewise.
24058 (rs6000_legitimate_offset_address_p): Likewise.
24059 (rs6000_legitimize_address): Likewise.
24060 (rs6000_legitimize_reload_address): Likewise.
24061 (rs6000_legitimate_address): Likewise.
24062 (rs6000_emit_move): Likewise.
24063 (function_arg_boundary): Likewise.
24064 (function_arg_advance): Likewise.
24065 (rs6000_darwin64_record_arg_recurse): Likewise.
24066 (function_arg): Likewise.
24067 (rs6000_gimplify_va_arg): Likewise.
24068 (rs6000_split_multireg_move): Likewise.
24069 (rs6000_output_function_epilogue): Likewise.
24070 (rs6000_output_function_epilogue): Likewise.
24071 (rs6000_register_move_cost): Likewise.
24072 (rs6000_function_value): Likewise.
24073 (rs6000_libcall_value): Likewise.
24075 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24077 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24079 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24081 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24082 Use $MULTIDIR to choose between the kernel and RTP headers,
24083 and use $WIND_BASE and $WIND_USR to locate them.
24085 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24087 * config/i386/i386.c (override_options): Put initialization of
24088 ix86_tune_mask and ix86_arch_mask to the correct place.
24090 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24091 Michael Meissner <michael.meissner@amd.com>
24094 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24095 (ARCHMASK): Define.
24096 (TARGET_CMOVE): Use ARCHMASK.
24097 (TARGET_CMPXCHG): Ditto.
24098 (TARGET_CMPXCHG8B): Ditto.
24099 (TARGET_XADD): Ditto.
24100 (TARGET_BSWAP): Ditto.
24101 * config/i386/i386.c (ix86_tune_mask): New global variable.
24102 (ix86_arch_mask): Ditto.
24103 (override_options): Initialize ix86_tune_mask and
24104 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24107 2007-03-02 Ben Elliston <bje@au.ibm.com>
24110 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24112 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24114 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24115 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24116 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24117 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24119 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24120 rs6000_init_dwarf_reg_sizes_extra): New.
24121 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24122 SPE register high parts.
24124 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24126 * Makefile.in: Add install-pdf target as
24127 copied from automake v1.10 rules.
24128 * configure.ac: Add install-pdf to target list.
24129 * configure: Regenerate.
24131 2007-03-01 Paul Brook <paul@codesourcery.com>
24133 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24134 modes to LDRD for DImode.
24135 (output_move_double): Fixup out of range ldrd/strd.
24136 (vfp_secondary_reload_class): Rename...
24137 (coproc_secondary_reload_class): ... to this. Add wb argument.
24138 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24139 coproc_secondary_reload_class for CLASS_IWMMXT.
24140 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24141 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24143 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24145 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24146 unroll factor by the estimated number of iterations.
24147 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24148 than prefetch latency.
24150 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24151 decode_caches_intel, detect_caches_intel): New functions.
24152 (host_detect_local_cpu): Use detect_caches_amd and
24153 detect_caches_intel.
24155 2007-03-01 Richard Henderson <rth@redhat.com>
24157 * expr.c (emit_move_complex_push): Export.
24158 (emit_move_complex_parts): Split out from ...
24159 (emit_move_complex): ... here.
24160 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24161 * config/i386/i386.md (movcdi): New.
24163 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24165 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24166 size of mode1 to check for tieable modes in MMX case.
24168 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24170 * Makefile.in (rtlanal.o): Depend on tree.h.
24171 * rtl.h (offset_within_section_p, split_const): Declare.
24172 * rtlanal.c: Include tree.h.
24173 (offset_within_block_p): New function, taken from
24174 mips_offset_within_object_p.
24175 (split_const): New function, taken from mips_split_const.
24176 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24178 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24179 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24180 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24181 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24182 (m68k_illegitimate_symbolic_constant_p): New function.
24183 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24184 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24185 symbolic constant that might be outside the symbol's section,
24186 move the symbol first and then add the offset.
24187 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24189 * config/mips/mips.c (mips_split_const): Delete.
24190 (mips_offset_within_object_p): Delete.
24191 (mips_symbolic_constant_p): Use offset_within_section_p and
24192 split_const instead of mips_offset_within_object_p and
24194 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24195 (mips_legitimize_const_move, print_operand_reloc)
24196 (mips_dangerous_for_la25_p): Use split_const instead of
24199 2007-02-28 Eric Christopher <echristo@apple.com>
24201 * Makefile.in (install-include-dir): Don't rm -rf include.
24203 2007-02-28 Richard Guenther <rguenther@suse.de>
24205 PR middle-end/30364
24206 * fold-const.c (fold_binary): Do not associate expressions
24207 with more than one variable for integer types that do not wrap.
24209 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24211 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24212 Delete, and replace with...
24213 (fold_builtin_call_array): This. Update callers to use it.
24214 * fold-const.c (fold_build_call_list): Delete, and replace with...
24215 (fold_build_call_array): This.
24216 (fold_build_call_list_initializer): Delete, and replace with...
24217 (fold_build_call_array_initializer): This.
24218 * tree.h: Update declarations to reflect above changes.
24220 * c-typeck.c (build_function_call): Store converted arguments
24221 in a stack-allocated array instead of building a list.
24222 (convert_arguments): Store arguments in the array passed in as an
24223 argument, and return the actual number of arguments.
24224 * c-format.c: (check_function_format): Pass arguments in an
24225 array instead of a list.
24226 * c-common.c (check_function_nonnull): Likewise.
24227 (check_function_sentinel): Likewise.
24228 (check_function_arguments): Likewise.
24229 * c-common.h: Update declarations to reflect above changes.
24231 2007-02-28 Jan Hubicka <jh@suse.cz>
24233 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24234 PRED_NEGATIVE_RETURN): Update outcomes.
24236 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24238 * calls.c (emit_library_call_value_1): Handle partial registers
24239 correctly when building up CALL_INSN_FUNCTION_USAGE.
24241 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24243 * pa/predicates.md (move_src_operand): Allow zero for mode.
24244 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24247 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24250 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24251 *movv2df_internal): Enable pattern only for valid operand
24253 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24254 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24256 2007-02-27 Mike Stump <mrs@apple.com>
24258 * config/darwin-crt3.c: Avoid compilation when compiling for a
24261 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24263 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24265 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24266 for fixed headers and limits.h.
24267 (install-include-dir, install-headers-tar, install-headers-cpio,
24268 install-headers-cp, real-install-headers-tar,
24269 real-install-headers-cpio, real-install-headers-cp): Handle
24270 include-fixed as well as include.
24271 (install-mkheaders): Don't install files that go only in include
24273 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24274 from GCC_INCLUDE_DIR.
24275 * gcc.c (process_command): Remove special -BstageN/ handling.
24276 (do_spec_1): Add include-fixed directories.
24278 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24280 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24282 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24284 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24287 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24289 * c-common.c (get_priority): Add check for
24290 SUPPORTS_INIT_PRIORITY.
24292 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24294 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24296 * config/bfin/bfin.c: Include "cfglayout.h".
24297 (MAX_LSETUP_DISTANCE): New macro.
24298 (struct loop_info): New members incoming, incoming_src and
24299 incoming_dest. Delete member predecessor.
24300 (length_for_loop): New function.
24301 (bfin_optimize_loop): Handle more different loop structures.
24302 (bfin_discover_loop): Rework detection of predecessor blocks by
24303 examining incoming edges.
24304 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24306 (bfin_reorder_loops): New function.
24307 (bfin_reorg_loops): Use these three new functions.
24309 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24310 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24311 (CONSTRAINT_LEN): Add entry for 'q'.
24312 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24313 Add 'q' constraints.
24314 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24315 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24317 * config/bfin/bfin.md (add_with_carry): New pattern.
24318 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24319 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24320 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24321 support unsigned multiplies too. Removed incorrect commutativity from
24322 operand 1 constraint where appropriate.
24323 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24325 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24326 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24328 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24329 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24330 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24331 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24332 usmulhisi_hh_huh): New patterns.
24334 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24335 lshifthi3): Fix output template to use half reg for operand 2.
24337 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24340 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24342 2007-02-27 Andreas Schwab <schwab@suse.de>
24344 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24346 2007-02-27 Jan Hubicka <jh@suse.cz>
24348 * predict.c (last_basic_block_p): Remove.
24349 (tree_estimate_probability): Update return heuristic for commonized
24352 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24354 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24356 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24358 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24359 * doc/cpp.texi: Standardize title page.
24360 * doc/cppinternals.texi: Likewise.
24361 * doc/gcc.texi: Standardize title page, remove version number
24362 from copyright page.
24363 * doc/gccint.texi: Likewise.
24364 * doc/install.texi: Standardize title page, add table of
24367 2007-02-26 Jan Hubicka <jh@suse.cz>
24369 * predict.def: Set outcomes according to more recent results.
24370 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24371 Remove dead predictors.
24372 * predict.c (return_prediction): Fix pasto.
24374 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24376 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24377 change; avoid a memory leak when returning early.
24379 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24381 * c-decl.c (static_ctors): Move to c-common.c.
24382 (static_dtors): Likewise.
24383 (finish_function): Use c_record_cdtor_fn.
24384 (build_cdtor): Move to c-common.c.
24385 (c_write_global_declarations): Use c_build_cdtor_fns.
24386 * c-common.h (static_ctors): Declare.
24387 (static_dtors): Likewise.
24388 (c_record_cdtor_fn): Likewise.
24389 (c_build_cdtor_fns): Likewise.
24390 * c-common.c (static_ctors): New variable.
24391 (static_dtors): Likewise.
24392 (c_record_cdtor_fn): New function.
24393 (build_cdtor): Move from c-decl.c
24394 (c_build_cdtor_fns): New function.
24396 * output.h (assemble_addr_to_section): Declare.
24397 (get_cdtor_priority_section): Likewise.
24398 * varasm.c (assemble_addr_to_section): New function.
24399 (get_cdtor_priority_section): Likewise.
24400 (default_named_section_asm_out_destructor): Use them.
24401 (destor_dtor_section_asm_out_destructor): Likewise.
24402 (default_named_section_asm_out_constructor): Likewise.
24403 (default_ctor_section_asm_out_constructor): Likewise.
24404 * config.gcc (*-*-vxworks*): Include vxworks.o.
24405 * config/t-vxworks (vxworks.o): New target.
24406 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24407 (TARGET_ASM_CONSTRUCTOR): Define.
24408 (TARGET_ASM_DESTRUCTOR): Likewise.
24409 (vxworks_asm_out_constructor): Declare.
24410 (vxworks_asm_out_destructor): Likewise.
24412 * c-common.c (get_priority): Check that we have not just an
24413 INTEGER_CST, but an integer constant with integeral type.
24415 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24417 PR tree-optimization/30938
24418 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24419 use &dt[nargs-1] instead of &dt[nargs] in the call to
24420 vect_is_simple_use().
24422 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24424 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24425 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24426 Do not attempt to handle MEM inside auto-inc expressions.
24427 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24428 of a register modified by an auto-inc expression. However, do handle
24429 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24430 (elimination_effects): Prohibit elimination of a register modified
24431 by an auto-inc expression. Disable register elimination rules whose
24432 target register is modified by an auto-inc expression with variable
24435 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24437 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24439 (array_at_struct_end_p): New function.
24440 (idx_infer_loop_bounds): Use it.
24441 (estimate_numbers_of_iterations_loop): Export.
24442 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24443 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24444 (tree_estimate_probability): Call record_loop_exits.
24445 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24446 (estimated_loop_iterations, estimated_loop_iterations_int,
24447 estimated_loop_iterations_tree): New functions.
24448 (analyze_siv_subscript_cst_affine,
24449 compute_overlap_steps_for_affine_1_2,
24450 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24451 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24452 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24453 (PRED_LOOP_ITERATIONS_GUESSED): New.
24454 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24455 * cfgloop.h (estimate_numbers_of_iterations_loop,
24456 estimated_loop_iterations_int): Declare.
24458 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24460 * doc/extend.texi: Document optional priority argument to
24461 constructors and destructors.
24462 * tree.c (init_priority_for_decl): Adjust GTY markers.
24463 (init_ttree): Use priority-info hash functions for
24464 init_priority_for_decl.
24465 (tree_map_eq): Rename to ...
24466 (tree_map_base_eq): ... this.
24467 (tree_map_marked_p): Rename to ...
24468 (tree_map_base_marked_p): ... this.
24469 (tree_map_base_hash): New function.
24470 (decl_init_priority_lookup): Rework.
24471 (decl_fini_priority_lookup): New function.
24472 (decl_priority_info): New function.
24473 (decl_init_priority_insert): Use it.
24474 (decl_fini_priority_insert): Likewise.
24475 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24477 (decl_restrict_base_insert): Likewise.
24478 (decl_debug_expr_insert): Likewise.
24479 (decl_value_expr_lookup): Likewise.
24480 (decl_value_expr_insert): Likewise.
24481 * tree.h (priority_type): New type.
24482 (decl_init_priority_lookup): Use priority_type.
24483 (decl_fini_priority_lookup): New function.
24484 (decl_init_priority_insert): Use priority_type.
24485 (decl_fini_priority_insert): New function.
24486 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24487 (DECL_INIT_PRIORITY): Likewise.
24488 (SET_DECL_INIT_PRIORITY): Add comment.
24489 (DECL_FINI_PRIORITY): New macro.
24490 (SET_DECL_FINI_PRIORITY): Likewise.
24491 (DEFAULT_INIT_PRIORITY): Document.
24492 (MAX_INIT_PRIORITY): Likewise.
24493 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24494 (tree_map_base): New type.
24495 (tree_map_base_eq): New function.
24496 (tree_map_base_hash): Likewise.
24497 (tree_map_base_marked_p): Likewise.
24498 (tree_map): Inherit from tree_map_base.
24499 (tree_map_eq): Make it a macro.
24500 (tree_map_marked_p): Likewise.
24501 (tree_int_map): Inherit from tree_map_base.
24502 (tree_int_map_eq): Make it a macro.
24503 (tree_int_map_hash): Likewise.
24504 (tree_int_map_marked_p): Likewise.
24505 (tree_priority_map): New type.
24506 (tree_priority_map_eq): New macro.
24507 (tree_priority_map_hash): Likewise.
24508 (tree_priority_map_marked_p): Likewise.
24509 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24511 (emutls_common_1): Likewise.
24512 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24513 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24514 of tree_map hierarchy.
24515 * tree-cfg.c (move_stmt_r): Likewise.
24516 (new_label_mapper): Likewise.
24517 * c-tree.h (c_expand_body): Move to ...
24518 * c-common.h (c_expand_body): ... here.
24519 * c-decl.c (c_expand_body): Move to ...
24520 * c-common.c (c_expand_body): ... here.
24521 (c_common_attribute_table): Allow 1 argument for the constructor
24522 and destructor attributes.
24523 (get_priority): New function.
24524 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24525 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24527 2007-02-24 Jan Hubicka <jh@suse.cz>
24529 PR middle-end/30509
24530 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24531 copying for inlining.
24533 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24534 Jan Hubicka <jh@suse.cz>
24537 * i386.c (counter_mode): New function.
24538 (expand_set_or_movmem_via_loop): Use it.
24539 (expand_movmem_epilogue): Likewise; fix pasto.
24540 (ix86_expand_movmem): Do emit guard even for constant counts.
24541 (ix86_expand_setmem): Likewise.
24543 2007-02-25 Nick Clifton <nickc@redhat.com>
24545 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24546 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24548 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24551 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24552 count argument with 0x10, not with 0x16.
24553 (expand_setmem_epilogue): Ditto.
24555 2007-02-24 Mike Stump <mrs@apple.com>
24557 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24560 2007-02-24 Richard Guenther <rguenther@suse.de>
24562 PR middle-end/30951
24563 * fold-const.c (fold_binary): Fold x +- CST op x for
24564 EQ_EXPR and NE_EXPR.
24566 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24568 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24570 2007-02-24 Jan Hubicka <jh@suse.cz>
24572 * cgraphunit.c (decide_is_function_needed): Honor
24573 -fkeep-inline-functions.
24575 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24577 * builtins.c (fold_builtin_modf): New.
24578 (fold_builtin_2): Use it.
24580 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24582 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24583 (determine_max_iter): Take additional LOOP arg; all callers changed.
24584 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24585 one using simplifications.
24586 (simplify_using_initial_values): Return if the expression becomes
24587 invalid due to altered regs.
24589 2007-02-23 DJ Delorie <dj@redhat.com>
24591 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24593 2007-02-23 Mike Stump <mrs@apple.com>
24595 * tlink.c (scan_linker_output): Parse linker messages from
24596 darwin9's linker better.
24598 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24601 * varpool.c (varpool_assemble_pending_decls): Set
24602 varpool_last_needed_node to null.
24604 2007-02-23 DJ Delorie <dj@redhat.com>
24606 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24607 alignment bigger than the object file can handle.
24609 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24612 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24613 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24614 (*movsf_1): Penalize MMX moves.
24616 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24618 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24619 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24621 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24623 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24625 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24626 (fold_builtin_1): Use them.
24627 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24628 BUILT_IN_SIGNIFICAND.
24630 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24632 * config/i386/i386.c (bdesc_1arg): Initialize
24633 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24634 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24635 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24636 and IX86_BUILTIN_MOVSLDUP.
24638 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24640 PR rtl-optimization/30841
24641 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24643 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24645 * builtins.c (fold_builtin_frexp): New.
24646 (fold_builtin_2): Use it.
24648 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24650 * doc/invoke.texi (Spec Files): Document getenv spec function.
24652 * gcc.c (getenv_spec_function): New function.
24653 (static_spec_functions): Add it.
24654 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24655 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24658 2007-02-22 Michael Matz <matz@suse.de
24661 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24662 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24664 2007-02-22 Ian Lance Taylor <iant@google.com>
24667 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24668 (mem_loc_descriptor): Call it.
24670 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24671 Ira Rosen <irar@il.ibm.com>
24673 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24675 2007-02-22 Ira Rosen <irar@il.ibm.com>
24677 PR tree-optimization/30843
24678 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24679 stores only after all the group is vectorized.
24681 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24683 PR tree-optimization/30858
24684 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24685 in the reduction cycle have a single use in the loop.
24686 * tree-vectorizer.h (relevant): Add documentation.
24688 2007-02-20 Mike Stump <mrs@apple.com>
24690 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24691 * configure: Regenerate.
24693 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24695 Change the defaults of some parameters and options.
24696 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24697 * config/spu/spu.c (spu_optimization_options): Add.
24698 (spu_override_options): Change params in spu_optimization_options.
24699 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24701 Register 127 is only 16 byte aligned when used as a frame pointer.
24702 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24703 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24704 HARD_FRAME_POINTER_REGNUM.
24705 (spu_legitimate_address): Use regno_aligned_for_reload.
24706 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24707 aligned when frame_pointer_needed is true.
24708 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24710 * config/spu/spu.h (INIT_EXPANDERS): Define.
24712 Make sure shift and rotate instructions have valid immediate operands.
24713 * config/spu/predicates.md (spu_shift_operand): Remove.
24714 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24715 * config/spu/constraints.md (W, O): Extend range.
24716 * config/spu/spu.md (umask, nmask): Define.
24717 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24718 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24719 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24720 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24721 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24722 (lshr<mode>3_reg): Fix rtl description.
24724 Make sure mulhisi immediate operands are valid.
24725 * config/spu/predicates.md (imm_K_operand): Add.
24726 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24728 Generate constants using fsmbi and andi.
24729 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24730 (print_operand, spu_split_immediate, classify_immediate,
24731 fsmbi_const_p): Handle IC_FSMBI2.
24733 Correctly handle a CONST_VECTOR containing symbols.
24734 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24735 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24736 (immediate_load_p): Allow symbols that use 2 instructions to create.
24737 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24738 with symbols when flag_pic is set.
24739 (const_vector_immediate_p): New.
24740 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24741 accept a CONST_VECTOR with symbols.
24742 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24743 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24745 * config/spu/spu.md (high, low): Delete.
24746 (low_<mode>): Define.
24748 Remove INTRmode and INTR_REGNUM, which didn't work.
24749 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24751 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24752 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24753 peephole2 pattern): Don't use INTR or 131.
24754 (movintrcc): Delete.
24755 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24756 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24757 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24758 (UNSPEC_SET_INTR): Add.
24759 * config/spu/spu-modes.def (INTR): Remove.
24761 More accurate warnings about run-time relocations.
24762 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24764 Correctly warn about immediate arguments to specific intrinsics.
24765 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24766 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24767 the instruction predicate.
24769 Fix tree check errors with latest update.
24770 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24772 (spu_expand_builtin): Use CALL_EXPR_FN.
24774 Add missing specific intrinsics.
24775 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24777 * config/spu/spu_internals.h: Ditto.
24779 Fix incorrect operand modifiers.
24780 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24781 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24783 Optimize one case of zero_extend of a vec_select.
24784 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24786 Accept any immediate for hbr.
24787 * config/spu/spu.md (hbr): Change s constraints to i.
24789 2007-02-21 Paul Brook <paul@codesourcery.com>
24791 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24792 condexec_count when skipping USE and CLOBBER.
24794 2007-02-21 Nick Clifton <nickc@redhat.com>
24796 * common.opt (Warray-bounds): Add Warning attribute.
24797 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24799 (fsized-zeroes): Add Optimization attribute.
24800 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24801 * c.opt (Wc++0x-compat): Add Warning attribute.
24803 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24805 PR middle-end/30761
24806 * reload1.c (eliminate_regs_in_insn): In the single_set special
24807 case, attempt to re-recognize the insn before falling back to
24808 having reload fix it up.
24810 2007-02-20 Eric Christopher <echristo@gmail.com>
24812 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24813 Rewrite accordingly.
24814 (frv_read_iacc_argument): Ditto.
24815 (frv_expand_set_builtin): Take a call instead of arglist, update for
24817 (frv_expand_unop_builtin): Ditto.
24818 (frv_expand_binop_builtin): Ditto.
24819 (frv_expand_cut_builtin): Ditto.
24820 (frv_expand_binopimm_builtin): Ditto.
24821 (frv_expand_voidbinop_builtin): Ditto.
24822 (frv_expand_int_void2arg): Ditto.
24823 (frv_expand_prefetches): Ditto.
24824 (frv_expand_voidtriop_builtin): Ditto.
24825 (frv_expand_voidaccop_builtin): Ditto.
24826 (frv_expand_load_builtin): Ditto.
24827 (frv_expand_store_builtin): Ditto.
24828 (frv_expand_mdpackh_builtin): Ditto.
24829 (frv_expand_mclracc_builtin): Ditto.
24830 (frv_expand_mrdacc_builtin): Ditto.
24831 (frv_expand_mwtacc_builtin): Ditto.
24832 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24835 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24837 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24838 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24840 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24841 point instructions.
24842 * configure: Regenerate.
24843 * config.in: Regenerate.
24844 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24845 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24846 masks to power6 and power6x and to POWERPC_MASKS.
24847 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24849 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24850 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24851 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24852 Access PROTOTYPE as variable, not mask.
24854 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24856 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24857 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24858 * combine.c (adjust_for_new_dest): Use it.
24859 * postreload.c (reload_combine): Likewise.
24861 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24863 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24864 notes on an insn with multiple sets, even if single_set returns
24865 non-NULL for that insn.
24867 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24869 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24870 scalbn and scalbln.
24872 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24874 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24875 if user didn't pass it.
24876 * config/i386/darwin.h (CC1_SPEC): Likewise.
24877 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24878 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24879 -mmacosx-version-min.
24881 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24882 Uros Bizjak <ubizjak@gmail.com>
24884 * optabs.h (enum optab_index): Add new OTI_scalb.
24885 (scalb_optab): Define corresponding macro.
24886 * optabs.c (init_optabs): Initialize scalb_optab.
24887 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24889 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24890 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24891 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24892 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24893 flag_unsafe_math_optimizations is set.
24895 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24896 to implement scalbf, scalb and scalbl built-ins as inline x87
24899 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24900 DJ Delorie <dj@redhat.com>
24903 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24904 (diagnostic_report_diagnostic): ... here, and turn them into real
24905 errors. If warnings are inhibited, no need to do anything.
24907 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24909 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24910 better code generation.
24912 2007-02-20 Ben Elliston <bje@au.ibm.com>
24914 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24916 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24918 * config/alpha/alpha.c, config/alpha/alpha.md,
24919 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24920 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24921 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24922 config/arm/lib1funcs.asm: Follow spelling conventions.
24924 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24925 config/fr30/fr30.md, config/i386/i386.h,
24926 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24927 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24928 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24929 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24930 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24931 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24932 config/sparc/sparc.c, config/sparc/sparc.h,
24933 config/sparc/sparc.md, config/spu/constraints.md,
24934 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24937 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24940 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24943 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24945 * doc/invoke.texi (-ftree-lrs): Remove.
24947 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24949 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24952 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24954 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24955 new CALL_EXPR_FN macro for retrieving the function
24956 declaration of the input expression.
24958 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24960 * c.opt (Waddress): New.
24961 * common.opt (Walways-true): Delete.
24962 (Wstring-literal-comparison): Delete.
24963 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24964 -Wstring-literal-comparison. Add -Waddress.
24966 (Walways-true): Delete.
24967 (Wstring-literal-comparison): Delete.
24968 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24969 consistently instead of -Walways-true in example.
24970 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24971 * c-typeck.c (parser_build_binary_op): Replace
24972 -Wstring-literal-comparison and -Walways-true with -Waddress.
24973 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24976 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24978 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24979 without DECL_STRUCT_FUNCTION initialized.
24981 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24983 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24984 due to calls to functions taking pointers as parameters.
24986 2007-02-19 Richard Henderson <rth@redhat.com>
24989 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24992 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
24994 * config/s390/s390.c (s390_call_saved_register_used,
24995 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
24996 accessed to the new scheme.
24998 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25000 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25001 (cris_print_index, cris_print_operand, cris_print_operand_address)
25002 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25003 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25004 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25005 GET_CODE () == xxx.
25006 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25007 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25008 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25009 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25010 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25011 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25012 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25013 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25014 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25015 (uminsi3, call, call_value): Ditto.
25016 (define_split: indir_to_reg_split, unnamed): Ditto.
25018 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25020 PR tree-optimization/30975
25021 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25024 2007-02-18 Eric Christopher <echristo@gmail.com>
25026 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25027 Remove use of arglist.
25028 (mips_expand_builtin): Remove use of arglist, pass in expr.
25029 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25030 (mips_expand_builtin_movtf): Ditto.
25031 (mips_expand_builtin_compare): Ditto.
25033 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25035 * tree-sra.c (sra_build_assignment): Replace assertion
25036 checking with a comment explaining why it can't be done.
25038 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25040 PR middle-end/30833
25041 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25042 during CALL_EXPR representation conversion.
25043 * tree-ssa-propagate.c (set_rhs): Likewise.
25045 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25047 * tree-sra.c (sra_build_assignment): Disable assertion checking
25050 2007-02-18 Roger Sayle <roger@eyesopen.com>
25052 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25053 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25054 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25056 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25057 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25058 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25059 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25060 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25061 force_gimple_operand): Likewise.
25062 * ipa-cp.c (constant_val_insert): Likewise.
25063 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25064 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25065 perfect_nestify): Likewise.
25066 * langhooks.c (lhd_omp_assignment): Likewise.
25067 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25068 lower_copyprivate_clauses, lower_send_clauses,
25069 lower_send_shared_vars, expand_parallel_call,
25070 expand_omp_for_generic, expand_omp_for_static_nochunk,
25071 expand_omp_for_static_chunk, expand_omp_sections,
25072 lower_omp_single_copy, lower_omp_for_lastprivate,
25073 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25074 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25075 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25078 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25080 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25081 config/sh/sh.md: Follow spelling conventions.
25083 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25084 config/frv/predicates.md: Follow spelling conventions.
25086 * config/m68k/linux-unwind.h: Fix a comment typo.
25087 * target.h: Follow spelling conventions.
25089 2007-02-18 Roger Sayle <roger@eyesopen.com>
25091 PR rtl-optimization/28173
25092 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25093 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25094 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25095 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25096 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25098 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25100 * builtins.c (fold_builtin_load_exponent): New.
25101 (fold_builtin_2): Use it.
25103 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25105 PR rtl-optimization/30773
25106 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25107 if we fail to attach a REG_EQUIV note.
25109 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25110 Roger Sayle <roger@eyesopen.com>
25112 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25114 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25116 * calls.c (initialize_argument_information): Pass original EXP
25117 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25118 code to split complex arguments here, as part of initializing the
25120 (expand_call): Remove code that builds a list of arguments and
25121 inserts implicit arguments into it. Instead, just count how many
25122 implicit arguments there will be so we can determine the size of
25123 the ARGS array, and let initialize_argument_information do the work.
25124 (split_complex_values): Delete unused function.
25126 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25128 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25130 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25132 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25133 for arg pointer based indexed addressing.
25135 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25137 * config/ia64/ia64.h, config/ia64/ia64.md,
25138 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25139 spelling conventions.
25141 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25143 * config/m68k/m68k.c (split_di): New.
25144 * config/m68k/m68k-protos.h: Declare split_di.
25145 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25146 Improve predicate handling and split constant shifts.
25148 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25150 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25151 parameter for register bitfield operations, general predicates
25154 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25156 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25157 * config/m68k/linux-unwind.h: New file.
25159 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25161 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25162 config/i386/athlon.md, config/ia64/ia64.md,
25163 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25164 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25165 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25166 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25167 tree-vect-transform.c: Fix comment typos.
25169 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25171 * sched-deps.c (find_insn_list): Remove.
25172 * sched-int.h: Remove the prototype for find_insn_list.
25174 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25176 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25178 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25179 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25180 darwin_rs6000_override_options.
25181 (C_COMMON_OVERRIDE_OPTIONS): Expect
25182 darwin_macosx_version_min to be non-NULL always.
25183 (TARGET_C99_FUNCTIONS): Likewise.
25184 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25185 (DARWIN_MINVERSION_SPEC): New.
25186 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25187 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25189 (DARWIN_MINVERSION_SPEC): New.
25190 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25192 * config/darwin-c.c (darwin_cpp_builtins): Expect
25193 darwin_macosx_version_min to be non-NULL always.
25195 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25197 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25199 * config/i386/i386.h (x86_use_xchgb): New.
25200 (TARGET_USE_XCHGB): New macro.
25201 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25202 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25203 Split after reload into bswaphi for shifts of 8.
25204 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25205 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25206 or when optimizing for size.
25208 2007-02-16 Richard Guenther <rguenther@suse.de>
25209 Christian Bruel <christian.bruel@st.com>
25211 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25212 DECLs but prefer SSA_NAMEs over DECLs.
25214 2007-02-16 Richard Guenther <rguenther@suse.de>
25216 * tree-flow-inline.h (single_imm_use_p): Remove.
25217 (zero_imm_uses_p): Likewise.
25218 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25219 instead of single_imm_use_p.
25220 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25223 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25226 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25227 nested double- and backquotes.
25229 2007-02-15 Roger Sayle <roger@eyesopen.com>
25231 PR middle-end/30391
25232 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25233 should be unreachable.
25234 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25235 For the time being redirect GIMPLE_MODIFY_STMT to the new
25236 (renamed) build_gimple_modify_stmt_stat.
25237 (build2_gimple_stat): Rename to...
25238 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25239 Always build a GIMPLE_MODIFY_STMT node.
25240 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25241 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25244 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25245 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25246 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25247 expand_complex_div_wide): Likewise.
25248 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25249 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25250 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25251 * tree-ssa-loop-manip.c (create_iv): Likewise.
25252 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25253 abs_replacement): Likewise.
25254 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25255 realify_fake_stores): Likewise.
25257 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25258 node rather than a GIMPLE_MODIFY_STMT node.
25259 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25260 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25262 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25263 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25264 GIMPLE_MODIFY_STMT.
25266 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25268 PR middle-end/30433
25269 * fold-const.c (fold_comparison): Add back the
25270 folding of constant complex comparisions.
25272 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25274 PR middle-end/30729
25275 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25276 effects unknown to this function, return early.
25278 2007-02-15 Ian Lance Taylor <iant@google.com>
25280 * lower-subreg.c (move_eh_region_note): New static function.
25281 (resolve_simple_move): Call it.
25282 (decompose_multiword_subregs): Track blocks for which we resolve a
25283 simple move which is also a control flow insn. Pass them to
25284 find_many_sub_basic_blocks.
25285 (pass_lower_subreg): Add TODO_verify_flow.
25286 (pass_lower_subreg2): Likewise.
25288 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25289 Brooks Moses <brooks.moses@codesourcery.com>
25290 Lee Millward <lee.millward@codesourcery.com>
25292 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25293 (VL_EXP_CLASS_P): New.
25294 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25296 (TREE_OPERAND_CHECK_CODE): Likewise.
25297 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25298 (TREE_RTL_OPERAND_CHECK): Likewise.
25299 (tree_operand_check_failed): Make second parameter the whole tree
25300 instead of its code. Fixed callers.
25301 (VL_EXP_CHECK): New.
25302 (TREE_OPERAND_LENGTH): New.
25303 (VL_EXP_OPERAND_LENGTH): New.
25304 (CALL_EXPR_FN): New.
25305 (CALL_EXPR_STATIC_CHAIN): New.
25306 (CALL_EXPR_ARGS): New.
25307 (CALL_EXPR_ARG): New.
25308 (call_expr_nargs): New.
25309 (CALL_EXPR_ARGP): New.
25310 (build_nt_call_list): Declare.
25311 (build_vl_exp_stat): Declare.
25312 (build_vl_exp): New.
25313 (build_call_list): Declare.
25314 (build_call_nary): Declare.
25315 (build_call_valist): Declare.
25316 (build_call_array): Declare.
25317 (call_expr_arg): Declare.
25318 (call_expr_argp): Declare.
25319 (call_expr_arglist): Declare.
25320 (fold_build_call_list): Declare.
25321 (fold_build_call_list_initializer): Declare.
25322 (fold_call_expr): Declare to replace fold_builtin.
25323 (fold_builtin_fputs): Update to agree with modified definition.
25324 (fold_builtin_strcpy): Likewise.
25325 (fold_builtin_strncpy): Likewise.
25326 (fold_builtin_memory_chk): Likewise.
25327 (fold_builtin_stxcpy_chk): Likewise.
25328 (fold_builtin_strncpy_chk): Likewise.
25329 (fold_builtin_next_arg): Likewise.
25330 (fold_build_call_expr): Declare.
25331 (fold_builtin_call_list): Declare.
25332 (fold_builtin_call_valist): Declare.
25333 (build_call_expr): Declare.
25334 (validate_arglist): Update to agree with modified definition.
25335 (tree_operand_length): New.
25336 (call_expr_arg_iterator): New.
25337 (init_call_expr_arg_iterator): New.
25338 (next_call_expr_arg): New.
25339 (first_call_expr_arg): New.
25340 (more_call_expr_args_p): New.
25341 (FOR_EACH_CALL_EXPR_ARG): New.
25343 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25344 and tcc_gimple_stmt.
25345 (tree_code_size): Update documentation. Use sizeof (tree) rather
25346 than sizeof (char *).
25347 (tree_size): Likewise. Add case for tcc_vl_exp.
25348 (tree_node_structure): Add case for tcc_vl_exp.
25349 (contains_placeholder_p): Likewise.
25350 (substitute_in_expr): Likewise.
25351 (substitute_placeholder_in_expr): Likewise.
25352 (stabilize_reference_1): Likewise.
25353 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25354 to diagnose breakage of this interface for constructing CALL_EXPRs.
25355 (build_nt): Add similar assertion here.
25356 (build_nt_call_list): New.
25357 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25358 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25360 (get_callee_fndecl): Use new CALL_EXPR accessors.
25361 (tree_operand_check_failed): Change parameters to pass entire node
25362 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25363 (process_call_operands): New.
25364 (build_vl_exp_stat): New.
25365 (build_call_list): New.
25366 (build_call_nary): New.
25367 (build_call_valist): New.
25368 (build_call_array): New.
25369 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25370 (call_expr_arglist): New.
25372 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25373 tcc_vl_exp instead of a fixed-size tcc_expression.
25375 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25376 accessors for CALL_EXPRs.
25377 (AGGR_INIT_EXPR): Likewise.
25379 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25380 Brooks Moses <brooks.moses@codesourcery.com>
25381 Lee Millward <lee.millward@codesourcery.com>
25383 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25384 (expand_builtin_nonlocal_goto): Change parameter to be entire
25385 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25386 (expand_builtin_prefetch): Likewise.
25387 (expand_builtin_classify_type): Likewise.
25388 (mathfn_built_in): Return NULL_TREE instead of 0.
25389 (expand_errno_check): Use new CALL_EXPR accessors.
25390 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25391 Return NULL_RTX instead of 0.
25392 (expand_builtin_mathfn_2): Likewise.
25393 (expand_builtin_mathfn_3): Likewise.
25394 (expand_builtin_interclass_mathfn): Likewise.
25395 (expand_builtin_sincos): Likewise.
25396 (expand_builtin_cexpi): Likewise.
25397 (expand_builtin_int_roundingfn): Likewise.
25398 (expand_builtin_int_roundingfn_2): Likewise.
25399 (expand_builtin_pow): Likewise.
25400 (expand_builtin_powi): Likewise.
25401 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25402 of arglist, fixing callers appropriately. Use new CALL_EXPR
25403 accessors and constructors. Return NULL_RTX instead of 0.
25404 (expand_builtin_strstr): Likewise.
25405 (expand_builtin_strchr): Likewise.
25406 (expand_builtin_strrchr): Likewise.
25407 (expand_builtin_strpbrk): Likewise.
25408 (expand_builtin_memcpy): Likewise.
25409 (expand_builtin_mempcpy): Likewise.
25410 (expand_builtin_mempcpy_args): New.
25411 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25412 (expand_builtin_memmove_args): New.
25413 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25414 (expand_movstr): Likewise.
25415 (expand_builtin_strcpy): Likewise.
25416 (expand_builtin_strcpy_args): New.
25417 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25418 (expand_builtin_strncpy): Likewise.
25419 (expand_builtin_memset): Likewise.
25420 (expand_builtin_memset_args): New.
25421 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25422 (expand_builtin_memcmp): Likewise.
25423 (expand_builtin_strcmp): Likewise.
25424 (expand_builtin_strncmp): Likewise.
25425 (expand_builtin_strcat): Likewise.
25426 (expand_builtin_strncat): Likewise.
25427 (expand_builtin_strspn): Likewise.
25428 (expand_builtin_strcspn): Likewise.
25429 (expand_builtin_args_info): Likewise.
25430 (expand_builtin_va_start): Likewise.
25431 (gimplify_va_arg_expr): Likewise.
25432 (expand_builtin_va_end): Likewise.
25433 (expand_builtin_va_copy): Likewise.
25434 (expand_builtin_frame_address): Likewise.
25435 (expand_builtin_alloca): Likewise.
25436 (expand_builtin_bswap): Likewise.
25437 (expand_builtin_unop): Likewise.
25438 (expand_builtin_fputs): Likewise.
25439 (expand_builtin_expect): Likewise.
25440 (expand_builtin_fabs): Likewise.
25441 (expand_builtin_copysign): Likewise.
25442 (expand_builtin_printf): Likewise.
25443 (expand_builtin_fprintf): Likewise.
25444 (expand_builtin_sprintf): Likewise.
25445 (expand_builtin_init_trampoline): Likewise.
25446 (expand_builtin_signbit): Likewise.
25447 (expand_builtin_fork_or_exec): Likewise.
25448 (expand_builtin_sync_operation): Likewise.
25449 (expand_builtin_compare_and_swap): Likewise.
25450 (expand_builtin_lock_test_and_set): Likewise.
25451 (expand_builtin_lock_release): Likewise.
25452 (expand_builtin): Likewise.
25453 (builtin_mathfn_code): Likewise.
25455 (fold_builtin_constant_p): Pass call arguments individually instead
25456 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25457 accessors and constructors. Return NULL_TREE instead of 0.
25458 (fold_builtin_expect): Likewise.
25459 (fold_builtin_classify_type): Likewise.
25460 (fold_builtin_strlen): Likewise.
25461 (fold_builtin_nan): Likewise.
25462 (integer_valued_real_p): Likewise.
25463 (fold_trunc_transparent_mathfn): Likewise.
25464 (fold_fixed_mathfn): Likewise.
25465 (fold_builtin_cabs): Likewise.
25466 (fold_builtin_sqrt): Likewise.
25467 (fold_builtin_cbrt): Likewise.
25468 (fold_builtin_cos): Likewise.
25469 (fold_builtin_cosh): Likewise.
25470 (fold_builtin_tan): Likewise.
25471 (fold_builtin_sincos): Likewise.
25472 (fold_builtin_cexp): Likewise.
25473 (fold_builtin_trunc): Likewise.
25474 (fold_builtin_floor): Likewise.
25475 (fold_builtin_ceil): Likewise.
25476 (fold_builtin_round): Likewise.
25477 (fold_builtin_int_roundingfn): Likewise.
25478 (fold_builtin_bitop): Likewise.
25479 (fold_builtin_bswap): Likewise.
25480 (fold_builtin_logarithm): Likewise.
25481 (fold_builtin_hypot): Likewise.
25482 (fold_builtin_pow): Likewise.
25483 (fold_builtin_powi): Likewise.
25484 (fold_builtin_exponent): Likewise.
25485 (fold_builtin_memset): Likewise.
25486 (fold_builtin_bzero): Likewise.
25487 (fold_builtin_memory_op): Likewise.
25488 (fold_builtin_bcopy): Deleted; call site changed to invoke
25489 fold_builtin_memory_op directly.
25490 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25491 (fold_builtin_strncpy): Likewise.
25492 (fold_builtin_memcmp): Likewise.
25493 (fold_builtin_strcmp): Likewise.
25494 (fold_builtin_strncmp): Likewise.
25495 (fold_builtin_signbit): Likewise.
25496 (fold_builtin_copysign): Likewise.
25497 (fold_builtin_isascii): Likewise.
25498 (fold_builtin_toascii): Likewise.
25499 (fold_builtin_isdigit): Likewise.
25500 (fold_builtin_fabs): Likewise.
25501 (fold_builtin_abs): Likewise.
25502 (fold_builtin_fmin_fmax): Likewise.
25503 (fold_builtin_carg): Likewise.
25504 (fold_builtin_classify): Likewise.
25505 (fold_builtin_unordered_cmp): Likewise.
25507 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25508 New functions split out from fold_builtin_1.
25509 (fold_builtin_n): New.
25510 (fold_builtin_varargs): New.
25511 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25513 (fold_call_expr): New.
25514 (build_function_call_expr): Rewrite to use new helper function.
25515 (fold_builtin_call_list): New.
25516 (build_call_expr): New.
25517 (fold_builtin_call_valist): New.
25518 (rewrite_call_expr): New.
25519 (validate_arg): New.
25520 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25521 of an arglist. Change return type to bool. Use new CALL_EXPR
25524 (fold_builtin_strstr): Pass call arguments individually instead
25525 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25526 accessors and constructors. Return NULL_TREE instead of 0.
25527 (fold_builtin_strchr): Likewise.
25528 (fold_builtin_strrchr): Likewise.
25529 (fold_builtin_strpbrk): Likewise.
25530 (fold_builtin_strcat): Likewise.
25531 (fold_builtin_strncat): Likewise.
25532 (fold_builtin_strspn): Likewise.
25533 (fold_builtin_strcspn): Likewise.
25534 (fold_builtin_fputs): Likewise.
25535 (fold_builtin_next_arg): Likewise.
25536 (fold_builtin_sprintf): Likewise.
25538 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25539 NULL_RTX instead of 0.
25540 (expand_builtin_memory_chk): Likewise.
25541 (maybe_emit_chk_warning): Likewise.
25542 (maybe_emit_sprintf_chk_warning): Likewise.
25544 (fold_builtin_object_size): Pass call arguments individually instead
25545 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25546 accessors and constructors. Return NULL_TREE instead of 0.
25547 (fold_builtin_memory_chk): Likewise.
25548 (fold_builtin_stxcpy_chk): Likewise.
25549 (fold_builtin_strncpy_chk): Likewise.
25550 (fold_builtin_strcat_chk): Likewise.
25551 (fold_builtin_strcat_chk): Likewise.
25552 (fold_builtin_strncat_chk): Likewise.
25553 (fold_builtin_sprintf_chk): Likewise.
25554 (fold_builtin_snprintf_chk): Likewise.
25555 (fold_builtin_printf): Likewise.
25556 (fold_builtin_vprintf): Likewise.
25558 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25560 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25561 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25562 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25563 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25564 (fold_unary): Likewise.
25565 (fold_binary): Likewise.
25566 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25567 ternary expressions.
25568 (fold): Add logic for tcc_vl_exp.
25569 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25570 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25571 (fold_build3_stat): Add assertion to flag broken interface for
25572 constructing CALL_EXPRs.
25573 (fold_build_call_list): New.
25574 (fold_build_call_list_initializer): New.
25575 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25577 (fold_strip_sign_ops): Likewise.
25579 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25580 Brooks Moses <brooks.moses@codesourcery.com>
25581 Lee Millward <lee.millward@codesourcery.com>
25583 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25584 accessors and dump arguments explicitly.
25586 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25588 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25590 (print_call_name): Use new CALL_EXPR accessors.
25592 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25593 CALL_EXPR arguments explicitly instead of as a list. Use
25594 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25596 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25597 (vrp_visit_stmt): Likewise.
25599 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25600 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25602 (force_move_till_expr): Likewise.
25604 * targhooks.c (default_external_stack_protect_fail): Use
25605 build_call_expr instead of build_function_call_expr.
25606 (default_hidden_stack_protect_fail): Likewise.
25608 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25611 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25612 and walk arguments explicitly.
25614 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25615 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25616 (expand_simple_operations): Likewise.
25617 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25619 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25620 of TREE_CODE_LENGTH.
25621 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25623 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25624 instead of TREE_CODE_LENGTH.
25626 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25627 (tree_ic_transform): Likewise.
25628 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25629 parameter instead of arglist. Fix callers.
25630 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25631 (tree_stringops_transform): Likewise.
25632 (tree_indirect_call_to_profile): Likewise.
25633 (tree_stringops_values_to_profile): Likewise.
25635 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25636 (eliminate_tail_call): Likewise.
25638 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25640 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25641 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25643 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25645 * omp-low.c (build_omp_barrier): Use build_call_expr.
25646 (lower_rec_input_clauses): Likewise.
25647 (lower_reduction_clauses): Likewise.
25648 (expand_parallel_call): Likewise.
25649 (maybe_catch_exception): Likewise.
25650 (expand_omp_for_generic): Likewise.
25651 (expand_omp_for_static_nochunk): Likewise.
25652 (expand_omp_sections): Likewise.
25653 (lower_omp_single_simple): Likewise.
25654 (lower_omp_single_copy): Likewise.
25655 (lower_omp_master): Likewise.
25656 (lower_omp_ordered): Likewise.
25657 (lower_omp_critical): Likewise.
25659 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25660 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25662 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25663 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25664 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25666 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25667 and generalize to handle any number of operands.
25668 (chrec_contains_undetermined): Likewise.
25669 (tree_contains_chrecs): Likewise.
25670 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25672 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25674 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25675 fold_call_expr instead of fold_builtin.
25676 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25677 match declarations there.
25678 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25681 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25682 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25684 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25685 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25687 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25690 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25691 (execute_cse_sincos): Use new CALL_EXPR accessors.
25693 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25695 * gimple-low.c (lower_function_body): Use build_call_expr.
25696 (lower_builtin_setjmp): Likewise.
25698 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25699 (set_storage_via_libcall): Likewise.
25700 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25701 instead of TREE_CODE_LENGTH.
25702 (expand_expr_real_1): Use new CALL_EXPR accessors.
25704 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25705 generalize to handle any number of operands.
25706 (TB_parent_eq): Likewise.
25708 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25709 (strip_builtin_expect): Likewise.
25711 * function.c (gimplify_parameters): Use build_call_expr.
25713 * tree-vectorizer.c (vect_is_simple_reduction): Use
25714 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25716 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25717 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25719 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25722 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25723 (gimplify_decl_expr): Likewise.
25724 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25725 Use new CALL_EXPR iterators.
25726 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25727 (gimplify_modify_expr_to_memset): Likewise.
25728 (gimplify_variable_sized_compare): Likewise.
25729 (gimplify_omp_atomic_fetch_op): Likewise.
25730 (gimplify_omp_atomic_pipeline): Likewise.
25731 (gimplify_omp_atomic_mutex): Likewise.
25732 (gimplify_function_tree): Likewise.
25734 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25735 (call_expr_flags): Likewise.
25736 (expand_call): Likewise.
25738 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25739 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25742 * coverage.c (create_coverage): Use build_call_expr.
25744 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25745 (temp_call_expr_obstack): New.
25746 (pool_copy_list): Delete.
25747 (temp_copy_call_expr): New.
25748 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25749 CALL_EXPR accessors. Get rid of special goo for copying argument
25750 lists and use temp_copy_call_expr instead.
25751 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25752 CALL_EXPR accessors.
25753 (create_expression_by_pieces): Likewise. Use build_call_array
25754 to construct the result instead of fold_build3.
25755 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25756 dealing with argument lists.
25757 (init_pre): Remove references to expression_node_pool and
25758 list_node_pool. Init temp_call_expr_obstack instead.
25759 (fini_pre): Remove references to expression_node_pool and
25762 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25763 and walk arguments explicitly instead of as a list.
25765 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25766 (mx_register_decls): Likewise.
25767 (mudflap_register_call): Likewise.
25768 (mudflap_finish_file): Likewise.
25770 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25771 (ipa_callsite_compute_param): Likewise.
25773 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25774 accessors and constructor.
25776 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25777 accessors and constructor.
25778 (convert_tramp_reference): Likewise.
25779 (convert_call_expr): Likewise.
25780 (finalize_nesting_tree_1): Likewise.
25782 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25785 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25787 * tree-inline.c (initialize_inlined_parameters): Pass entire
25788 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25790 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25791 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25793 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25794 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25795 (vectorizable_reduction): Likewise.
25796 (vectorizable_call): Use new CALL_EXPR iterators.
25797 (vectorizable_conversion): Use build_call_expr.
25798 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25799 (vect_gen_widened_results_half): Use build_call_expr.
25800 (vect_setup_realignment): Likewise.
25801 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25803 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25804 (pass_through_call): Likewise.
25805 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25808 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25809 (tree_gen_pow2_profiler): Likewise.
25810 (tree_gen_one_value_profiler): Likewise.
25811 (tree_gen_ic_func_profiler): Likewise.
25812 (tree_gen_average_profiler): Likewise.
25813 (tree_gen_ior_profiler): Likewise.
25815 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25816 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25817 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25819 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25820 of TREE_CODE_LENGTH.
25822 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25823 of TREE_CODE_LENGTH.
25825 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25827 (convert_to_integer): Likewise.
25829 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25832 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25833 Brooks Moses <brooks.moses@codesourcery.com>
25834 Lee Millward <lee.millward@codesourcery.com>
25836 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25838 * config/frv/frv.c (frv_expand_builtin): Likewise.
25839 * config/s390/s390.c (s390_expand_builtin): Likewise.
25841 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25842 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25844 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25845 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25846 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25847 (ix86_expand_store_builtin): Likewise.
25848 (ix86_expand_unop_builtin): Likewise.
25849 (ix86_expand_unop1_builtin): Likewise.
25850 (ix86_expand_sse_compare): Likewise.
25851 (ix86_expand_sse_comi): Likewise.
25852 (ix86_expand_vec_init_builtin): Likewise.
25853 (ix86_expand_vec_ext_builtin): Likewise.
25854 (ix86_expand_vec_set_builtin): Likewise.
25855 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25857 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25858 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25860 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25861 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25862 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25864 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25866 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25867 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25868 arglist. Use new CALL_EXPR accessors. Fix callers.
25869 (altivec_expand_abs_builtin): Likewise.
25870 (rs6000_expand_binop_builtin): Likewise.
25871 (altivec_expand_predicate_builtin): Likewise.
25872 (altivec_expand_lv_builtin): Likewise.
25873 (spe_expand_stv_builtin): Likewise.
25874 (altivec_expand_stv_builtin): Likewise.
25875 (rs6000_expand_ternop_builtin): Likewise.
25876 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25877 (altivec_expand_st_builtin): Likewise.
25878 (altivec_expand_dst_builtin): Likewise.
25879 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25880 arglist. Use new CALL_EXPR accessors. Fix callers.
25881 (altivec_expand_vec_set_builtin): Likewise.
25882 (altivec_expand_vec_ext_builtin): Likewise.
25883 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25884 (spe_expand_builtin): Likewise.
25885 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25886 arglist. Use new CALL_EXPR accessors. Fix callers.
25887 (spe_expand_evsel_builtin): Likewise.
25888 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25889 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25891 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25892 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25893 (arm_expand_unop_builtin): Likewise.
25894 (arm_expand_builtin): Use new CALL_EXPR accessors.
25896 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25899 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25900 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25902 (bfin_expand_unop_builtin): Likewise.
25903 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25905 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25906 Brooks Moses <brooks.moses@codesourcery.com>
25907 Lee Millward <lee.millward@codesourcery.com>
25909 * c-semantics.c (build_stmt): Add internal diagnostic check.
25911 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25912 accessors. Print arguments explicitly instead of as a list.
25914 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25916 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25917 (c_finish_omp_flish): Likewise.
25919 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25920 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25921 instead of TREE_CODE_LENGTH.
25922 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25923 (c_warn_unused_result): Likewise.
25925 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25928 * doc/invoke.texi (Warning Options): Remove
25929 -Werror-implicit-function-declaration.
25930 (Wimplicit-function-declaration): Update description.
25931 * opts.c (common_handle_option): Move handling of -Werror=* to...
25932 (enable_warning_as_error): ...here.
25933 * opts.h (enable_warning_as_error): Declare.
25934 * c-decl.c (implicit_decl_warning): Unless
25935 -Wno-implicit-function-declaration is given, emit a pedwarn if
25936 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25937 * c.opt (Wimplicit-function-declaration): Replace
25938 mesg_implicit_function_declaration with
25939 warn_implicit_function_declaration.
25940 * c-opts.c (c_common_handle_option):
25941 -Werror-implicit-function-declaration is exactly equal as
25942 -Werror=implicit-function-declaration.
25943 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25944 warn_implicit_function_declaration.
25945 (c_common_post_options): -Wimplict-function-declaration is enabled
25946 by default by -std=c99, otherwise is disabled by default.
25947 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25949 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25951 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25952 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25953 former is ignored but not the latter.
25955 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25957 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25958 is made and the reference doesn't use the alias set of its type,
25959 do not create the temporary using that type.
25961 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25963 * jump.c: Remove prototypes for delete_computation and
25964 delete_prior_computation.
25966 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25968 * jump.c (get_label_after): Delete.
25969 (get_label_before, delete_computation, delete_jump,
25970 delete_prior_computation, follow_jumps): Move...
25971 * reorg.c (delete_computation, delete_prior_computation): ... here...
25972 (get_label_before, delete_jump): ... making these static ...
25973 (follow_jumps): ... and simplifying this since it only runs after
25975 * rtl.h (get_label_after, get_label_before, delete_jump,
25976 follow_jumps): Delete prototypes.
25978 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25980 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25982 2007-02-15 Nick Clifton <nickc@redhat.com>
25984 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25985 order to prevent it from being munged by the target.
25987 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25989 * config/i386/i386.md: Remove misleading comment.
25991 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25993 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
25994 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
25997 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
25999 * tree-sra.c (instantiate_missing_elements): Canonicalize
26001 (sra_build_assignment): New.
26002 (generate_copy_inout, generate_element_copy,
26003 generate_element_zero, generate_one_element_init): Use it.
26005 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26007 * tree-sra.c (instantiate_missing_elements): Canonicalize
26009 (sra_build_assignment): New.
26010 (generate_copy_inout, generate_element_copy,
26011 generate_element_zero, generate_one_element_init): Use it.
26013 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26015 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26018 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26020 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26021 types as aggregates not scalars.
26022 * function.c (assign_stack_temp_for_type): Likewise.
26024 2007-02-14 Roger Sayle <roger@eyesopen.com>
26025 Zdenek Dvorak <dvorakz@suse.cz>
26027 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26030 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26032 * passes.c (next_pass_1): Clear the next field of the copied
26035 2007-02-14 Richard Henderson <rth@redhat.com>
26037 * tree-sra.c (early_sra): New.
26038 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26039 (tree_sra_early, pass_sra_early): New.
26040 * tree-pass.h (pass_sra_early): Declare.
26041 * passes.c (init_optimization_passes): Use it.
26043 2007-02-14 Richard Guenther <rguenther@suse.de>
26045 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26047 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26049 PR tree-optimization/30771
26050 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26052 (vect_analyze_operations): Induction phis can now be marked as
26054 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26055 Update documentation accordingly.
26057 2007-02-14 Nick Clifton <nickc@redhat.com>
26059 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26060 most 3 arguments are supported.
26061 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26063 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26065 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26066 Ensure dst->current is valid.
26068 2007-02-13 Paul Brook <paul@codesourcery.com>
26070 * config.gcc: Add arm*-*-uclinux-*eabi.
26071 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26072 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26073 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26074 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26075 (LINK_SPEC): Define.
26076 (LIB_SPEC): Define.
26077 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26079 * config/arm/uclinux-eabi.h: New file.
26080 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26081 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26084 2007-02-13 Ian Lance Taylor <iant@google.com>
26086 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26087 * flags.h (warn_strict_overflow): Declare.
26088 (enum warn_strict_overflow_code): Define.
26089 (issue_strict_overflow_warning): New static inline function.
26090 * opts.c (warn_strict_overflow): New variable.
26091 (common_handle_option): Handle OPT_Wstrict_overflow and
26092 OPT_Wstrict_overflow_.
26093 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26095 * fold-const.c: Include intl.h.
26096 (fold_deferring_overflow_warnings): New static variable.
26097 (fold_deferred_overflow_warning): New static variable.
26098 (fold_deferred_overflow_code): New static variable.
26099 (fold_defer_overflow_warnings): New function.
26100 (fold_undefer_overflow_warnings): New function.
26101 (fold_undefer_and_ignore_overflow_warnings): New function.
26102 (fold_deferring_overflow_warnings_p): New function.
26103 (fold_overflow_warning): New static function.
26104 (make_range): Add strict_overflow_p parameter. Change all
26106 (extract_muldiv, extract_muldiv_1): Likewise.
26107 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26108 tree_expr_nonnegative_p.
26109 (fold_negate_expr): Call fold_overflow_warning.
26110 (fold_range_test): Likewise.
26111 (fold_comparison): Likewise.
26112 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26113 instead of tree_expr_nonnegative_p.
26114 (tree_expr_nonnegative_warnv_p): Rename from
26115 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26116 (tree_expr_nonnegative_p): New function.
26117 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26118 strict_overflow_p parameter.
26119 (tree_expr_nonzero_p): New function.
26120 * passes.c (verify_interpass_invariants): New static function.
26121 (execute_one_pass): Call it.
26122 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26124 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26125 (estimate_numbers_of_iterations): Likewise.
26126 (scev_probably_wraps_p): Likewise.
26127 * tree-ssa-ccp.c: Include "toplev.h".
26128 (evaluate_stmt): Defer fold overflow warnings until we know we are
26130 (struct fold_stmt_r_data): Add stmt field.
26131 (fold_stmt_r): Defer fold overflow warnings until we know we
26133 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26134 (fold_stmt_inplace): Likewise.
26135 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26136 (cleanup_control_expr_graph): Defer fold overflow warnings until
26137 we know we are going to optimize.
26138 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26139 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26141 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26142 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26143 * tree-ssa-loop-manip.c (create_iv): Likewise.
26144 * c-typeck.c (build_conditional_expr): Likewise.
26145 (build_binary_op): Likewise.
26146 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26147 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26148 (extract_range_from_unary_expr): Likewise.
26149 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26150 assuming that signed overflow does not occur.
26151 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26152 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26153 (fold_defer_overflow_warnings): Declare.
26154 (fold_undefer_overflow_warnings): Declare.
26155 (fold_undefer_and_ignore_overflow_warnings): Declare.
26156 (fold_deferring_overflow_warnings_p): Declare.
26157 (tree_expr_nonzero_warnv_p): Declare.
26158 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26159 of warning options.
26160 (Warning Options): Document -Wstrict-overflow.
26161 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26162 (tree-ssa-ccp.o): Likewise.
26163 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26164 (fold-const.o): Depend on intl.h.
26166 2007-02-13 Ian Lance Taylor <iant@google.com>
26168 PR middle-end/30751
26169 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26172 2007-02-13 Stuart Hastings <stuart@apple.com>
26174 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26176 2007-02-13 Richard Henderson <rth@redhat.com>
26178 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26179 handled_component_p before looking for the indirect_ref.
26181 2007-02-13 Richard Henderson <rth@redhat.com>
26183 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26184 remove flags clobber.
26185 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26186 (bswaphi_lowpart): New.
26187 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26188 remove TARGET_BSWAP test. Delete expander of the same name.
26190 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26191 (expand_unop): Use them.
26193 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26195 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26196 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26197 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26198 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26199 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26200 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26201 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26202 assembler dialect choice from asm templates.
26204 2007-02-12 Richard Henderson <rth@redhat.com>
26206 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26207 (fixuns_trunc<SSEMODEF>si2): Use it.
26208 * config/i386/sse.md (vec_setv4sf_0): Export.
26209 * config/i386/i386.c (ix86_build_const_vector): Export.
26210 (ix86_split_convert_uns_si_sse): Rename from
26211 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26212 * config/i386/i386-protos.h: Update.
26214 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26217 * c-typeck.c (c_finish_return): Improve warning message.
26219 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26221 * alias.c (find_symbolic_term): Delete unused function.
26223 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26225 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26226 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26227 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26229 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26231 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26232 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26233 the function, temporarily point the debug interface to the null one.
26235 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26237 * dwarf2out.c (round_up_to_align): New static function.
26238 (field_byte_offset): Use it to round the offset.
26240 2007-02-12 Richard Henderson <rth@redhat.com>
26242 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26243 (inswl_const): Export.
26245 2007-02-12 Richard Henderson <rth@redhat.com>
26247 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26248 result mode of the libcall, convert back to outmode.
26250 2007-02-12 Roger Sayle <roger@eyesopen.com>
26252 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26253 (bswapdi2): New define_expand to implement 32-bit implementation.
26255 2007-02-12 Nick Clifton <nickc@redhat.com>
26257 * doc/invoke.texi (Overall Options): Document --help=.
26258 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26259 (cc1_options): Pass --help= on to cc1.
26260 (display_help): Add description of --help=.
26261 (process_command): Add code to handle --help=. Allow translated
26262 --help and --target-help switches to be passed on to compiler
26264 (main): Remove unused if statement.
26265 * opts.c (columns): Remove.
26266 (LEFT_COLUMN): Define.
26267 (wrap_help): Add columns argument.
26268 (print_filtered_help): Change parameters to be an include bitmask,
26269 an exclude bitmask, an any bitmask and the column width. Move the
26270 code to display the params list here. Add code to display the
26271 status of options rather than their descriptions if the quiet flag
26273 (print_specific_help): Change parameters to be an include bitmask,
26274 an exclude bitmask and an any bitmask. Move code to look up the
26275 column width here. Decide upon the title for an options listing.
26276 (common_handle_options): Add code to handle --help=. Adapt code
26277 for --help and --target-help to use the revised form of the
26278 print_specific_help function.
26279 (print_help): Delete.
26280 (print_param_help): Delete.
26281 (print_switch): Delete.
26282 * opts.h (cl_lang_count): Add prototype.
26283 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26284 CL_MAX_OPTION_CLASS): New defines.
26285 * optc-gen.awk: Add construction of cl_lang_count.
26286 * c.opt: Add Warning attribute to warning options and Optimization
26287 attribute to optimization options.
26288 * common.opt: Likewise.
26290 Add -fhelp and -ftarget-help as aliases for the transformed --help
26291 and --target-help options.
26292 * opt-functions.awk: Add code to handle Warning and Optimization
26295 2007-02-12 Richard Henderson <rth@redhat.com>
26297 * config/alpha/constraints.md: New file.
26298 * config/alpha/alpha.c: Include tm-constrs.h.
26299 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26300 alpha_extra_constraint): Remove.
26301 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26302 * config/alpha/alpha-protos.h: Update.
26303 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26304 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26305 (EXTRA_CONSTRAINT): Remove.
26306 * config/alpha/alpha.md: Include constraints.md.
26307 (adddi splitter): Use satisfies_constraint_*.
26308 * config/alpha/predicates.md (add_operand): Likewise.
26309 (sext_add_operand, addition_operation): Likewise.
26311 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26313 PR tree-optimization/29145
26314 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26315 in our handling of restrict qualified pointers.
26317 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26320 * doc/invoke.texi (Wunused-value): Update description.
26321 (Wextra): Delete item.
26322 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26323 value of Wunused-value.
26324 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26325 (c_finish_stmt_expr): Don't check extra_warnings.
26326 (emit_side_effect_warnings): The caller is responsible to check
26329 2007-02-11 Roger Sayle <roger@eyesopen.com>
26330 Matt Thomas <matt@3am-software.com>
26332 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26334 2007-02-11 Roger Sayle <roger@eyesopen.com>
26336 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26337 comparisons of POPCOUNT against zero.
26338 (simplify_const_relational_operation): Likewise.
26340 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26342 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26344 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26346 * dwarf2out.c (root_type): Delete unused function.
26348 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26350 * genattrtab.c (contained_in_p): Delete unused function.
26351 (write_expr_attr_cache): Likewise.
26353 2007-02-11 Jan Hubicka <jh@suse.cz>
26355 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26358 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26360 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26361 to add the REG_EQ* note.
26362 * see.c (see_merge_one_use_extension): Likewise.
26363 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26364 turn REG_EQUAL notes into REG_EQUIV notes if the target
26365 register may have more than one set.
26366 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26367 * gcse.c (try_replace_reg): Likewise.
26368 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26369 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26370 more than one REG_EQUIV note.
26371 * reload1.c (gen_reload): Use set_unique_reg_note.
26373 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26375 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26376 (ix86_builtin_conversion): New function.
26378 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26381 * tree.h (DECL_REPLACEABLE_P): New macro.
26382 * except.c (set_nothrow_function_flags): Likewise.
26384 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26385 Ira Rosen <irar@il.ibm.com>
26386 Dorit Nuzman <dorit@il.ibm.com>
26388 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26389 * targhooks.c (default_builtin_vectorized_conversion): New.
26390 * targhooks.h (default_builtin_vectorized_function): New declaration.
26391 * target.h (struct vectorize): Add builtin_conversion field.
26392 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26393 stmt_vec_info_type value.
26394 (vectorizable_conversion): New declaration.
26395 * tree-vect-analyze.c (vect_analyze_operations): Add
26396 vectorizable_conversion call.
26397 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26398 * tree-vect-transform.c (vectorizable_conversion): New function.
26399 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26400 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26402 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26403 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26404 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26405 or ALTIVEC_BUILTIN_VCFSX.
26407 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26410 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26411 CONST_DOUBLE and operand 0 is a hard register.
26412 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26413 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26414 is a hard floating-point register.
26416 2007-02-10 Richard Henderson <rth@redhat.com>
26417 Jakub Jelinek <jakub@redhat.com>
26418 Alexandre Oliva <aoliva@redhat.com>
26420 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26421 * builtin-types.def (BT_WORD): Make unsigned.
26422 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26423 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26424 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26425 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26426 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26427 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26429 * expr.c (emutls_var_address): New.
26430 (expand_expr_real_1): Expand emulated tls.
26431 (expand_expr_addr_expr_1): Likewise.
26432 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26433 * output.h (emutls_finish): Declare.
26434 * toplev.c (compile_file): Call it.
26435 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26436 address before wrapping in CONST.
26437 * varasm.c (emutls_htab, emutls_object_type): New.
26438 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26439 (get_emutls_object_name, get_emutls_object_type): New.
26440 (get_emutls_init_templ_addr, emutls_decl): New.
26441 (emutls_common_1, emutls_finish): New.
26442 (assemble_variable): When emulating tls, swap decls; generate
26443 constructor for the emutls objects.
26444 (do_assemble_alias): When emulating tls, swap decl and target name.
26445 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26447 * varpool.c (decide_is_variable_needed): Look at force_output.
26448 Recurse for emulated tls.
26449 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26450 with decide_is_variable_needed.
26451 * emutls.c: New file.
26452 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26453 tls_object for real tls.
26455 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26457 PR rtl-optimization/29599
26458 * reload1.c (eliminate_regs_in_insn): Take the destination
26459 mode into account when computing the offset.
26461 2007-02-09 Stuart Hastings <stuart@apple.com>
26462 Richard Henderson <rth@redhat.com>
26464 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26465 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26466 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26467 fixuns_truncdfhi2): New.
26468 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26469 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26470 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26471 (floatunssidf2): Allow nonimmediate source.
26472 * config/i386/sse.md (movdi_to_sse): New.
26473 (vec_concatv2di): Drop '*'.
26474 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26475 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26476 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26478 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26479 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26480 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26481 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26482 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26483 ix86_build_const_vector.
26484 (x86_emit_floatuns): Rewrite.
26486 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26488 * genautomata.c (longest_path_length): Delete unused function.
26489 (struct state): Delete unused longest_path_length.
26490 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26491 (get_free_state): Delete unused.
26493 2007-02-09 Jan Hubicka <jh@suse.cz>
26495 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26496 * doc/invoke.texi (inline-unit-growth): Update default value.
26498 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26499 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26500 (rebuild_cgraph_edges): Likewise.
26501 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26502 (dump_cgraph_node): Dump frequencies.
26503 (cgraph_clone_edge): Add frequency scales.
26504 (cgraph_clone_node): Add freuqnecy.
26505 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26506 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26507 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26508 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26509 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26510 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26511 (save_inline_function_body): Likewise.
26512 * ipa-inline.c: inluce rtl.h
26513 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26514 (cgraph_edge_badness): Use frequencies.
26515 (cgraph_decide_recursive_inlining): Update clonning.
26516 (cgraph_decide_inlining_of_small_function): Dump frequency.
26517 * predict.c (estimate_bb_frequencies): Export.
26518 * predict.h (estimate_bb_frequencies): Declare.
26519 * tree-inline.c (copy_bb): Watch overflows.
26520 (expand_call_inline): Update call of cgraph_create_edge.
26521 (optimize_inline_calls): Use TODO flags to update frequnecies.
26522 * passes.h: Include predict.h
26523 (init_optimization_passes): Move profile ahead.
26524 (execute_function_todo): Handle TODO_rebuild_frequencies.
26526 2007-02-09 Roger Sayle <roger@eyesopen.com>
26528 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26529 the insbl or inswl pattern into a register.
26531 2007-02-09 Roger Sayle <roger@eyesopen.com>
26533 * config/ia64/ia64.md (bswapdi2): New define_insn.
26535 2007-02-09 Richard Henderson <rth@redhat.com>
26537 * config/i386/constraints.md (Ym): New constraint.
26538 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26539 (movdi_1_rex64): Split sse and xmm general register moves from
26540 memory move alternatives. Use conditional register constraints.
26541 (movsf_1, movdf_integer): Likewise.
26542 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26543 (movdf_integer_rex64): New.
26544 (pushsf_rex64): Fix output constraints.
26545 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26546 (sse2_stored): Likewise.
26547 (sse2_storeq_rex64): New.
26548 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26549 amd and not generic.
26550 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26551 for optimize_size. Remove SF/DFmode hack.
26553 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26555 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26558 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26559 Richard Sandiford <richard@codesourcery.com>
26561 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26562 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26563 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26564 m68k/t-mlib to tmake_file.
26565 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26566 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26567 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26568 Allow it to be cf or m68k. Set m68k_arch_family. If that
26569 variable is not empty, add t-$m68k_arch_family to tmake_file.
26570 Add t-mlibs to tmake_file.
26571 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26572 * config/m68k/t-cf: New file.
26573 * config/m68k/t-m68k: Likewise.
26574 * config/m68k/t-mlibs: Likewise.
26575 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26576 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26577 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26578 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26579 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26581 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26582 (INSTALL_LIBGCC): Delete.
26583 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26584 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26585 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26586 (M68K_MLIB_CPU): Define.
26587 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26588 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26589 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26591 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26592 Richard Guenther <rguenther@suse.de>
26594 PR middle-end/23361
26595 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26596 against INT_MIN/INT_MAX.
26597 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26598 file if a loop is removed.
26600 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26602 * calls.c (store_one_arg): Pass correct alignment to
26603 emit_push_insn for non-BLKmode values.
26604 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26605 unaligned stack slot via a suitably aligned slot.
26607 2007-02-08 DJ Delorie <dj@redhat.com>
26609 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26611 (legal_subregs): Use unsigned char, make const.
26612 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26614 2007-02-08 Paul Brook <paul@codesourcery.com>
26616 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26617 special interworking needed.
26619 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26621 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26622 conditional to __SSE2__.
26623 (Entries below should have been added to first ChangeLog
26624 entry for amdfam10 dated 2007-02-05)
26625 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26627 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26629 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26632 2007-02-08 DJ Delorie <dj@redhat.com>
26634 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26635 * config/m32c/m32c.c (legal_subregs): New.
26636 (m32c_illegal_subreg_p): New.
26637 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26638 unsupported subregs of hard regs.
26640 2007-02-08 Jan Hubicka <jh@suse.cz>
26642 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26643 the same one; always update histograms.
26645 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26647 * passes.c (init_optimization_passes): Tidy comment.
26649 2007-02-08 Roger Sayle <roger@eyesopen.com>
26651 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26652 strip zero_extend, bswap and rotates from POCOUNT's argument.
26653 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26654 zero_extend and rotates from PARITY's argument.
26655 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26656 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26657 of an integer constant at compile-time.
26659 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26662 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26664 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26667 * tree-ssa-live.c (remove_unused_locals): Do not remove
26668 TREE_ADDRESSABLE variables.
26669 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26670 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26671 FOR_CLOBBER. Update all users.
26672 If VAR has an associated alias set, add a virtual operand for
26673 it if no alias is found to conflict with the memory reference.
26675 2007-02-07 Jan Hubicka <jh@suse.cz>
26676 Robert Kidd <rkidd@crhc.uiuc.edu>
26678 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26680 2007-02-07 Ian Lance Taylor <iant@google.com>
26682 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26684 2007-02-07 Roger Sayle <roger@eyesopen.com>
26686 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26687 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26688 tablejumpdi, movsi_to_cr_one): Remove constraints from
26689 define_expand's match_operands.
26691 2007-02-07 Roger Sayle <roger@eyesopen.com>
26693 * global.c (compute_regsets): Move declatation of "i" inside of
26694 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26696 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26699 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26700 of INDIRECT_REF <RESULT_DECL>.
26702 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26704 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26705 Kaz Kojima <kkojima@gcc.gnu.org>
26708 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26710 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26712 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26714 * doc/loop.texi: Document possibility not to perform disambiguation
26715 of loops with multiple latches.
26716 * cfgloopmanip.c (alp_enum_p): Removed.
26717 (add_loop): Handle subloops. Use get_loop_body_with_size.
26718 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26719 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26720 the new forwarder block.
26721 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26722 Handle the case latch is NULL.
26723 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26724 modifications when marking loop exits.
26725 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26727 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26728 disambiguate_loops_with_multiple_latches.
26729 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26730 before fix_loop_structure.
26731 * cfgloop.c: Include pointer-set.h and output.h.
26732 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26733 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26734 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26735 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26736 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26737 disambiguate_multiple_latches, get_loop_body_with_size,
26738 disambiguate_loops_with_multiple_latches): New functions.
26739 (flow_loop_dump): Dump multiple latch edges.
26740 (flow_loop_nodes_find): Handle loops with multiple latches.
26741 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26742 (glb_enum_p): Modified.
26743 (get_loop_body): Use get_loop_body_with_size.
26744 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26745 (AVOID_CFG_MODIFICATIONS): New constant.
26746 (disambiguate_loops_with_multiple_latches, add_loop,
26747 get_loop_body_with_size): Declare.
26748 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26750 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26752 PR inline-asm/28686
26753 * global.c (compute_regsets): New function.
26754 (global_alloc): Refactored ELIMINABLE_REGSET
26755 and NO_GLOBAL_ALLOC_REGS computation out.
26756 (rest_of_handle_global_alloc): Call compute_regsets()
26757 for non-optimizing case.
26759 2007-02-06 Richard Henderson <rth@redhat.com>
26761 * config/i386/constraints.md (Y2): Rename from Y.
26762 (Yi): New constraint.
26763 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26764 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26765 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26766 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26767 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26768 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26769 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26770 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26771 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26772 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26773 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26774 vec_extractv2si_1): Change Y constraints to Y2.
26775 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26776 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26777 Change Y constraints to Y2.
26778 (sse2_loadld): Change Y constraints to x.
26780 2007-02-06 Roger Sayle <roger@eyesopen.com>
26782 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26783 (parity<mode>2): New define_expand using rs6000_emit_parity.
26784 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26785 rs6000_emit_parity): New functions.
26786 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26787 rs6000_emit_parity): Prototype here.
26789 2007-02-06 Ian Lance Taylor <iant@google.com>
26791 * lower-subreg.c (simple_move_operand): Reject CONST.
26792 (resolve_clobber): Call validate_change rather than directly
26793 assigning to XEXP (pat, 0).
26795 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26797 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26798 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26799 (tree-cfg.o): Remove hashtab.h dependency.
26801 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26802 (struct ivopts_data): Change niters to pointer_map_t.
26803 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26804 (niter_for_exit): Create pointer_map on demand. Change for
26806 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26807 (free_loop_data): Destroy data->niters if created and reset field.
26808 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26809 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26811 * tree-ssa-reassoc.c: Include pointer-set.h.
26812 (bb_rank): Change to long *.
26813 (operand_rank): Change to pointer_map_t.
26814 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26815 (insert_operand_rank): Accept long.
26816 (operand_entry_hash, operand_entry_eq): Remove.
26817 (get_rank): Return long. Adjust for changes above.
26818 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26820 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26822 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26823 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26824 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26826 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26827 directly since it cannot be NULL.
26828 (get_vi_for_tree): Rewrite for pointer_map API.
26829 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26830 (init_alias_vars): Create vi_for_tree as pointer_map.
26831 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26833 * tree-cfg.c: Don't include hashtab.h.
26834 (edge_to_cases): Declare as pointer_map.
26835 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26837 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26838 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26839 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26841 (record_switch_edge): Delete.
26842 (get_cases_for_edge): Adjust for pointer_map API, inline
26843 record_switch_edge (rewritten for new API), remove goto.
26845 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26847 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26848 * tree-nested.c: Include pointer-set.h.
26849 (var_map_elt, var_map_eq, var_map_hash): Delete.
26850 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26851 to pointer_map_t's.
26852 (nesting_info_bitmap_obstack): New.
26853 (lookup_field_for_decl): Adjust for pointer_map API.
26854 (lookup_tramp_for_decl): Adjust for pointer_map API.
26855 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26856 (get_local_debug_decl): Adjust for pointer_map API.
26857 (convert_nl_goto_reference): Adjust for pointer_map API.
26858 (convert_nl_goto_receiver): Adjust for pointer_map API.
26859 (create_nesting_tree): Create outside GGC space. Create bitmap on
26860 the new obstack. Create field_map and var_map as pointer_maps.
26861 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26863 (lower_nested_functions): Move root here, no need to NULL it.
26864 Initialize and release the obstack.
26866 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26868 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26869 Remove prototypes and make them non-static.
26870 (struct tree_int_map): Remove.
26871 * tree.h (struct tree_int_map): Move here, turning TO into an
26873 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26875 * tree.h (TREE_COMPLEXITY): Remove.
26876 (struct tree_exp): Remove complexity field.
26877 * tree.c (build1_stat): Don't set it.
26879 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26880 Victor Kaplansky <victork@il.ibm.com>
26882 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26883 (vect_is_simple_reduction): Support reduction with induction as
26884 one of the operands.
26885 (vect_is_simple_iv_evolution): Fix formatting.
26886 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26887 formatting. Don't mark induction phis for vectorization.
26888 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26889 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26890 (vect_get_vec_def_for_operand): Support induction.
26891 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26893 (vectorizable_reduction): Support reduction with induction as one of
26895 (vectorizable_type_demotion): Use def-type of stmt argument rather
26896 than dummy def-type.
26898 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26899 flag_tree_scev_cprop.
26900 * common.opt (tree-scev-cprop): New flag.
26902 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26903 call to vect_get_new_vect_var.
26905 2007-02-06 Ira Rosen <irar@il.ibm.com>
26907 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26908 vectype is not NULL.
26909 (vect_pattern_recog_1): Likewise.
26911 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26913 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26914 (fold_negate_expr): Likewise.
26916 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26919 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26920 even if cv-qualification is the same.
26922 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26924 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26925 __enable_execute_stack on completion.
26927 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26929 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26930 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26931 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26932 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26933 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26934 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26935 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26936 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26938 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26940 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26941 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26942 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26943 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26944 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26945 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26946 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26947 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26948 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26949 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26950 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26951 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26952 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26953 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26954 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26955 sqrtextenddfxf2_i387): Added amdfam10_decode.
26957 * config/i386/athlon.md (athlon_idirect_amdfam10,
26958 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26959 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26960 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26961 athlon_ivector_store_amdfam10): New define_insn_reservation.
26962 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26965 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26967 * config/i386/athlon.md (athlon_call_amdfam10,
26968 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26969 define_insn_reservation.
26970 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26971 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26972 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26974 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26976 * config/i386/athlon.md (athlon_sseld_amdfam10,
26977 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26978 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26980 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26982 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26983 define_insn_reservation.
26984 * config/i386/i386.md (sseins): Added sseins to define_attr type
26985 and define_attr unit.
26986 * config/i386/sse.md: Set type attribute to sseins for insertq
26989 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26991 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26992 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
26993 ssecomi_load_amdfam10, ssecomi_amdfam10,
26994 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
26995 define_insn_reservation.
26996 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
26998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27000 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27001 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27002 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27003 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27004 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27005 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27006 define_insn_reservation.
27008 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27009 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27010 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27011 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27012 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27016 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27017 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27018 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27019 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27020 athlon_ssemul_load_k8): Added amdfam10.
27022 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27024 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27025 (x86_sse_unaligned_move_optimal): New variable.
27027 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27029 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27030 for unaligned vector SSE double/single precision loads for AMDFAM10.
27032 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27034 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27035 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27036 Define TARGET_CPU_DEFAULT_amdfam10.
27037 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27038 (processor_type): Add PROCESSOR_AMDFAM10.
27040 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27041 processor_type in config/i386/i386.h.
27042 Enable imul peepholes for TARGET_AMDFAM10.
27044 * config.gcc: Add support for --with-cpu option for amdfam10.
27046 * config/i386/i386.c (amdfam10_cost): New variable.
27047 (m_AMDFAM10): New macro.
27048 (m_ATHLON_K8_AMDFAM10): New macro.
27049 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27050 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27051 x86_promote_QImode, x86_integer_DFmode_moves,
27052 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27053 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27054 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27055 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27056 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27057 Enable/disable for amdfam10.
27058 (override_options): Add amdfam10_cost to processor_target_table.
27059 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27060 processor_alias_table.
27061 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27062 (ix86_adjust_cost): Add code for amdfam10.
27064 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27066 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27067 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27068 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27069 * config/i386/i386.h: Add builtin definition for SSE4A.
27070 * config/i386/i386.md: Add support for ABM instructions
27071 (popcnt and lzcnt).
27072 * config/i386/sse.md: Add support for SSE4A instructions
27073 (movntss, movntsd, extrq, insertq).
27074 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27075 Add -march=amdfam10 flag.
27076 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27077 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27079 * doc/extend.texi: Add documentation for SSE4A builtins.
27081 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27083 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27085 2007-02-05 Richard Guenther <rguenther@suse.de>
27087 * tree-vectorizer.h (vectorizable_function): Add argument type
27088 argument, change return type.
27089 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27090 * tree-vect-transform.c (vectorizable_function): Handle extra
27091 argument, return vectorized function decl.
27092 (build_vectorized_function_call): Remove.
27093 (vectorizable_call): Handle calls with result and argument types
27094 differing. Handle loop vectorization factor correctly.
27095 * targhooks.c (default_builtin_vectorized_function): Adjust for
27097 * targhooks.h (default_builtin_vectorized_function): Likewise.
27098 * target.h (builtin_vectorized_function): Add argument type
27100 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27101 extra argument, allow vectorizing of lrintf.
27102 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27103 documentation of target hook.
27105 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27108 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27109 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27110 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27112 2007-02-05 Roger Sayle <roger@eyesopen.com>
27114 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27115 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27116 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27117 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27118 before canonicalizing sincos to cexpi.
27119 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27121 2007-02-05 Roger Sayle <roger@eyesopen.com>
27123 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27124 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27125 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27127 2007-02-05 Roger Sayle <roger@eyesopen.com>
27129 * mips-tfile.c (initialize_init_file): Correct endianness test.
27131 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27133 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27134 the 'y' constraint.
27136 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27138 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27139 saves in a PARALLEL before the register assignments.
27141 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27143 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27144 DWARF_FRAME_RETURN_COLUMN to be a general register.
27145 * dwarf2out.c (init_return_column_size): New function, split from...
27146 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27147 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27148 to be nongeneral registers.
27149 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27151 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27152 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27154 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27156 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27158 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27160 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27161 (remove_path): Use can_remove_branch_p and remove_branch instead
27162 of loop_delete_branch_edge.
27163 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27164 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27165 Update profile using scale_dominated_blocks_in_loop.
27166 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27167 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27168 (can_remove_branch_p, remove_branch): Declare.
27169 * tree-cfg.c (tree_can_remove_branch_p): New function.
27170 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27171 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27172 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27174 2007-02-05 Jan Hubicka <jh@suse.cz>
27176 PR middle-end/30696
27177 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27178 nodes in cgraph, don't remove offline copy of the function.
27180 2007-02-04 Jan Hubicka <jh@suse.cz>
27182 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27183 vectors might cause maybe_lookup_element_for_expr to be called
27184 on non-sra-candidate.
27186 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27188 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27189 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27190 spelling conventions.
27192 2007-02-04 Richard Guenther <rguenther@suse.de>
27194 PR middle-end/30636
27195 * fold-const.c (try_move_mult_to_index): Make sure to not
27196 overflow one dimension of a multi-dimensional array access.
27198 2007-02-04 Jan Hubicka <jh@suse.cz>
27200 * passes.c (init_optimization_passes): Reindent.
27202 2007-02-04 Jan Hubicka <jh@suse.cz>
27203 Eric Botcazou <ebotcazou@adacore.com>
27205 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27206 (execute_fixup_cfg): Break out the abnormal goto code.
27207 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27208 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27209 (optimize_inline_calls): Call make_nonlocal_label_edges.
27211 2007-02-04 Jan Hubicka <jh@suse.cz>
27213 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27214 true when something was changed.
27215 (rename_ssa_copies): When something was changed, do
27216 TODO_remove_unused_locals.
27217 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27218 add TODO_remove_unused_locals when instruction was removed.
27220 2007-02-04 Jan Hubicka <jh@suse.cz>
27222 * ipa-inline.c (try_inline): Improve debug output; work on already
27224 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27225 call try_inline for already inlined edges too when flattening;
27226 inline also functions that make callee growth but overall unit size
27229 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27231 * config/m32c/bitops.md, config/m32c/jump.md,
27232 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27233 config/m32r/m32r.h, config/m32r/m32r.md,
27234 config/m32r/predicates.md, config/m68hc11/larith.asm,
27235 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27236 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27237 config/mips/mips-protos.h, config/mips/mips.c,
27238 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27239 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27240 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27241 spelling conventions.
27243 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27244 Follow spelling conventions.
27246 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27248 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27249 warn about C++0x compatibility.
27251 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27253 * config/h8300/h8300.c, config/h8300/h8300.h,
27254 config/h8300/h8300.md: Follow spelling conventions.
27256 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27258 PR middle-end/30667
27259 * combine.c (try_combine): Do not substitute source operand
27260 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27262 2007-02-03 Jan Hubicka <jh@suse.cz>
27264 PR gcov-profile/30650
27265 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27266 do not divide by zero for never executed counters.
27267 (tree_find_values_to_profile): Fix counters.
27268 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27270 2007-02-03 Ian Lance Taylor <iant@google.com>
27272 * lower-subreg.c (simple_move_operand): New static function,
27273 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27275 (simple_move): Call simple_move_operand.
27276 (find_decomposable_subregs): Add special handling of MEMs.
27277 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27278 meaning of return value. If we see a hard register, test whether
27279 it can store a word_mode value. Change all callers.
27281 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27283 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27284 ftrapv insns and expanders.
27285 (subdi3): Change define_expand operand 1 to arith11_operand, and
27286 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27287 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27288 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27291 PR middle-end/30174
27292 * varasm.c (notice_global_symbol): Treat global objects as weak when
27293 flag_shlib is true.
27295 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27297 * emit-rtl.c (dconstpi): Delete.
27298 (dconstsqrt2): New.
27299 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27300 * real.h (dconstpi): Delete.
27301 (dconstsqrt2): New.
27302 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27303 (fold_builtin_hypot): Likewise.
27305 2007-02-03 Tom Tromey <tromey@redhat.com>
27308 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27309 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27311 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27313 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27314 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27315 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27316 config/rs6000/cell.md, config/rs6000/darwin.h,
27317 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27318 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27319 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27320 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27321 typos. Follow spelling conventions.
27322 * doc/invoke.texi: Follow spelling conventions.
27324 2007-02-03 Roger Sayle <roger@eyesopen.com>
27326 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27327 canonicalization transformations that attempt to simplify integer
27328 constant comparisons to become comparisons against zero.
27330 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27332 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27334 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27335 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27337 2007-02-02 Mike Stump <mrs@apple.com>
27339 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27340 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27341 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27342 generate a branch island.
27344 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27346 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27347 (xtensa_legitimate_address_p): New.
27348 (xtensa_legitimize_address): New.
27349 (xtensa_output_addr_const_extra): New.
27350 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27352 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27353 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27354 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27355 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27356 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27357 (xtensa_legitimize_address): New.
27358 (xtensa_output_addr_const_extra): New.
27360 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27362 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27364 2007-02-02 Ian Lance Taylor <iant@google.com>
27366 * expmed.c (expand_divmod): Add comment.
27368 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27370 * emit-rtl.c (renumber_insns): Remove.
27371 * flags.h: Remove the extern for flag_renumber_insns.
27372 * rtl.h: Remove the prototype for renumber_insns.
27373 * toplev.c (flag_renumber_insns): Remove.
27375 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27377 Revert for x86 darwin:
27378 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27380 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27381 code before the following patch under TARGET_MACHO.
27382 (ix86_function_value_regno_p): Likewise.
27384 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27386 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27389 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27392 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27393 loads to general or fp registers. Add comments.
27394 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27396 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27398 * pointer-set.c (insert_aux): Only return insertion slot.
27399 (pointer_set_insert): Adjust.
27400 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27401 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27402 pointer_map_traverse): New.
27403 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27404 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27405 pointer_map_contains, pointer_map_traverse): Declare.
27407 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27409 PR middle-end/30473
27410 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27411 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27413 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27415 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27417 (struct _dep): New type.
27418 (dep_t): New typedef.
27419 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27420 (DEP_STATUS): New access macro. The macro with the same name was
27421 renamed to DEP_LINK_STATUS.
27422 (dep_init): Declare function
27424 (struct _dep_link): New type.
27425 (dep_link_t): New typedef.
27426 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27427 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27428 (DEP_LINK_STATUS): New macro.
27429 (debug_dep_links): New debug function.
27431 (struct _deps_list): New type.
27432 (deps_list_t): New typedef.
27433 (DEPS_LIST_FIRST): New access macro.
27434 (FOR_EACH_DEP_LINK): New cycle macro.
27435 (create_deps_list, free_deps_list, delete_deps_list): Declare
27437 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27438 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27439 (copy_deps_list_change_con): Ditto.
27441 (move_dep_link): Declare function.
27443 (struct _dep_node): New type.
27444 (dep_node_t): New typedef.
27445 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27447 (struct haifa_insn_data.back_deps): New field to hold backward
27448 dependencies of the insn.
27449 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27451 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27452 Change its type to deps_list_t.
27453 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27454 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27455 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27457 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27459 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27461 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27463 (dep_cost): Declare.
27465 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27466 (ds_to_dk, dk_to_ds): New functions.
27468 (init_dep_1): New static function.
27469 (init_dep): New function.
27470 (copy_dep): New static function.
27472 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27474 (detach_dep_link): New static function.
27475 (move_dep_link): New function.
27477 (dep_links_consistent_p, dump_dep_links): New static functions.
27478 (debug_dep_links): New debugging function.
27480 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27482 (alloc_deps_list, init_deps_list): New static functions.
27483 (create_deps_list): New function.
27484 (clear_deps_list): New static function.
27485 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27486 (deps_list_consistent_p, dump_deps_list): New static functions.
27487 (debug_deps_list): New function.
27488 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27490 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27492 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27493 use new scheduler dependencies lists.
27494 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27495 (sched_analyze): Ditto. Initialize dependencies lists.
27496 (add_forw_dep, compute_forward_dependences): Update to use new
27497 scheduler dependencies lists.
27499 (init_dependency_caches): Init deps_obstack.
27500 (free_dependency_caches): Free deps_obstack.
27502 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27503 new scheduler dependencies lists.
27504 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27505 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27507 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27508 Update to use new scheduler dependencies lists.
27509 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27510 (debug_dependencies): Ditto.
27511 (schedule_region): Update comments.
27513 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27514 scheduler dependencies lists.
27515 (schedule_ebb): Update comments.
27517 * rtl.def (DEPS_LIST): Remove.
27519 * lists.c (unused_deps_list): Remove.
27520 (free_list): Update assertions.
27522 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27523 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27525 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27526 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27528 * haifa-sched.c (comments): Update.
27529 (insn_cost1): Remove. Inline the code into insn_cost ().
27530 (insn_cost): Update to use new scheduler dependencies lists. Move
27531 processing of the dependency cost to dep_cost ().
27532 (dep_cost): New function. Use it instead of insn_cost () when
27533 evaluating cost of the dependency. Use compatible interface to
27534 interact with the target.
27535 (priority): Update to use new scheduler dependencies lists.
27536 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27537 with greater number of insns that depend on the insn.
27538 (schedule_insn): Update to use new scheduler dependencies lists. Add
27539 code to free backward dependencies lists. Inline and optimize code
27540 from resolve_dep () - see PR28071.
27541 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27542 lists. Update call to targetm.sched.is_costly_dependence hook.
27544 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27545 scheduler dependencies lists.
27547 (resolve_dep): Remove. Move the logic to schedule_insn ().
27548 (init_h_i_d): Initialize dependencies lists.
27550 (process_insn_depend_be_in_spec): Rename to
27551 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27552 dependencies lists.
27553 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27554 Update to use new scheduler dependencies lists.
27555 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27557 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27558 new scheduler dependencies lists.
27559 (build_intra_loop_deps): Ditto.
27561 * target.h (struct _dep): Declare to use in
27562 gcc_target.sched.is_costly_dependence.
27563 (struct gcc_target.sched.adjust_cost): Fix typo.
27564 (struct gcc_target.sched.is_costly_dependence): Change signature to
27565 use single dep_t parameter instead of an equivalent triad.
27566 (struct gcc_target.sched.adjust_cost_2): Remove.
27568 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27570 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27572 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27574 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27576 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27577 (REG_DEP_TRUE): Document.
27579 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27580 Change signature to correspond to the targetm.sched.adjust_cost hook.
27581 Update use in TARGET_SCHED_ADJUST_COST_2.
27582 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27583 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27584 new scheduler dependencies lists.
27585 (ia64_gen_check): Ditto.
27587 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27588 scheduler dependencies lists.
27590 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27591 signature to correspond to the targetm.sched.is_costly_dependence hook.
27592 (is_costly_group): Update to use new scheduler dependencies lists.
27594 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27595 instead of INSN_COST () macro.
27597 2007-02-01 Ian Lance Taylor <iant@google.com>
27599 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27601 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27603 * pa.md (tp_load): Correct mfctl instruction syntax.
27605 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27607 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27608 altivec_padding_size calculation on AIX. Improve comment, add
27609 assert to verify that it's right.
27611 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27614 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27616 PR inline-asm/28686
27617 * global.c (global_alloc): Add mising initialization of
27620 2007-02-01 Roger Sayle <roger@eyesopen.com>
27622 * alias.c (init_alias_analysis): Correct whitespace.
27623 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27624 partition_hot_cold_basic_blocks): Likewise.
27625 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27626 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27627 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27628 fold_builtin_snprintf_chk, fold_builtin_printf,
27629 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27630 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27631 * cfgcleanup.c (cleanup_cfg): Likewise.
27632 * cfgexpand.c (tree_expand_cfg): Likewise.
27633 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27634 * function.c (get_next_funcdef_no): Likewise.
27635 * gengtype.c (main): Likewise.
27636 * genmodes.c (main): Likewise.
27637 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27638 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27639 * ifcvt.c (noce_emit_move_insn): Likewise.
27640 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27642 * stor-layout.c (get_best_mode): Likewise.
27643 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27644 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27645 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27646 perform_var_substitution, solve_graph): Likewise.
27647 * tree-vrp.c (vrp_finalize): Likewise.
27649 2007-02-01 Ian Lance Taylor <iant@google.com>
27651 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27652 high part of a paradoxical subreg, return a constant zero.
27654 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27656 * toplev.c (lang_dependent_init): Call init_set_costs.
27657 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27659 2007-02-01 Richard Guenther <rguenther@suse.de>
27661 PR middle-end/30656
27662 * fold-const.c (fold_negate_expr): Allow negating a
27663 constant if overflow does not change.
27665 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27667 * doc/c-tree.texi (Expression trees): Improve markup.
27668 * doc/tm.texi (Register Classes, Addressing Modes)
27669 (Floating Point): Fix spacing after abbreviations. Fix some
27672 2007-02-01 Ben Elliston <bje@au.ibm.com>
27674 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27675 * doc/contrib.texi: Likewise.
27676 * doc/install.texi: Likewise.
27678 2007-01-31 Richard Henderson <rth@redhat.com>
27679 Ian Lance Taylor <iant@google.com>
27681 * lower-subreg.c: New file.
27682 * rtl.def (CONCATN): Define.
27683 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27684 pass_lower_subreg2.
27685 * emit-rtl.c (update_reg_offset): New static function, broken out
27686 of gen_rtx_REG_offset.
27687 (gen_rtx_REG_offset): Call update_reg_offset.
27688 (gen_reg_rtx_offset): New function.
27689 * regclass.c: Revert patch of 2006-03-05, restoring
27691 (clear_reg_info_regno): New function.
27692 * dwarf2out.c (concatn_loc_descriptor): New static function.
27693 (loc_descriptor): Handle CONCATN.
27694 * common.opt (fsplit_wide_types): New option.
27695 * opts.c (decode_options): Set flag_split_wide_types when
27697 * timevar.def (TV_LOWER_SUBREG): Define.
27698 * rtl.h (gen_reg_rtx_offset): Declare.
27699 (reg_scan_update): Declare.
27700 * regs.h (clear_reg_info_regno): Declare.
27701 * tree-pass.h (pass_lower_subreg): Declare.
27702 (pass_lower_subreg2): Declare.
27703 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27704 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27705 -fsplit-wide-types.
27706 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27707 * Makefile.in (OBJS-common): Add lower-subreg.o.
27708 (lower-subreg.o): New target.
27710 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27712 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27714 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27717 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27719 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27721 PR middle-end/29335
27722 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27724 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27726 * cfgloop.h: Include vec-prim.h.
27727 (enum li_flags): Remove LI_ONLY_OLD.
27728 (loop_iterator): Changed.
27729 (fel_next, fel_init): Iterate over loop tree.
27730 (FOR_EACH_LOOP_BREAK): New macro.
27731 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27733 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27734 * modulo-sched.c (sms_schedule): Ditto.
27735 * tree-vectorizer.c (vectorize_loops): Ditto.
27736 * doc/loop.texi: Update information on loop numbering and behavior of
27737 FOR_EACH_LOOP wrto new loops.
27738 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27739 add_to_evolution_1): Test nestedness of loops instead of comparing
27741 * tree-chrec.c (chrec_fold_plus_poly_poly,
27742 chrec_fold_multiply_poly_poly, chrec_evaluate,
27743 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27744 reset_evolution_in_loop): Ditto.
27745 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27747 2007-01-31 Dirk Mueller <dmueller@suse.de>
27749 * c-common.c (warn_about_parentheses): Separate warning about
27750 un-parenthized sequence of comparison operators from the one
27751 which is supposed to warn about x <= y <= z.
27753 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27755 * optabs.h (enum optab_index): Add new OTI_isinf.
27756 (isinf_optab): Define corresponding macro.
27757 * optabs.c (init_optabs): Initialize isinf_optab.
27758 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27760 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27761 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27763 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27764 expand_builtin_interclass_mathfn.
27765 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27766 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27767 (fxam<mode>2_i387): New insn pattern.
27768 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27769 built-in functions as x87 inline asm.
27771 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27773 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27775 2007-01-30 Eric Christopher <echristo@apple.com>
27777 * config.gcc: Add geode.
27779 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27781 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27782 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27783 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27784 value-prof.c: Fix comment typos.
27786 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27789 * doc/invoke.texi (Wpointer-arith): Document warning.
27791 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27793 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27794 the list of discrepancies from the draft TR.
27796 2007-01-30 Dirk Mueller <dmueller@suse.de>
27799 * doc/invoke.texi (-Wreturn-type): Update description to
27800 match new behavior.
27802 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27804 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27806 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27808 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27809 to handle optabs that operate on floating point input argument and
27810 output to integer output.
27811 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27812 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27813 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27814 expand_builtin_interclass_mathfn ().
27815 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27816 (ilogbsi2): Remove.
27817 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27818 ilogbl built-in functions as x87 intrinsics.
27820 2007-01-30 Richard Guenther <rguenther@suse.de>
27822 PR middle-end/27657
27823 * dwarf2out.c (reference_to_unused): Query varpool if the
27824 variable was output.
27826 2007-01-30 Richard Guenther <rguenther@suse.de>
27828 PR middle-end/30313
27829 * passes.c (execute_one_pass): Reset in_gimple_form to not
27830 confuse non-unit-at-a-time mode.
27832 2007-01-29 Roger Sayle <roger@eyesopen.com>
27833 Richard Guenther <rguenther@suse.de>
27835 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27836 avoid undefined behaviour on overflow. Use force_fit_type_double
27837 to construct the constant with the specified TREE_OVERFLOW.
27839 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27841 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27842 * config/dfp-bit.h: Ditto.
27844 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27846 * c-decl.c (pop_scope): Replace warnings with call to
27847 warn_for_unused_label.
27848 * c-common.h (warn_for_unused_label): Declare.
27849 * c-common.c (warn_for_unused_label): Define.
27851 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27853 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27856 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27858 * Makefile.in (USER_H): Remove decfloat.h.
27859 * ginclude/decfloat.h: Delete, moving contents to ...
27860 * ginclude/float.h: Add support for decimal floating point,
27861 guarded by __STDC_WANT_DEC_FP__.
27863 2007-01-29 Mike Stump <mrs@apple.com>
27865 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27866 Analysis and Representation to resolve case insensitive conflict.
27867 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27869 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27871 * tree.h (struct tree_memory_tag): Add aliases member.
27872 (MTAG_ALIASES): New macro.
27873 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27874 (add_may_alias): Remove pointer-set. Update for may_aliases being
27876 (mark_aliases_call_clobbered): Update for may_aliases being a
27878 (compute_tag_properties): Ditto.
27879 (create_partition_for): Ditto.
27880 (compute_memory_partitions): Ditto.
27881 (dump_may_aliases_for): Ditto.
27882 (is_aliased_with): Ditto.
27883 (add_may_alias_for_new_tag): Ditto.
27884 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27885 (compute_is_aliased): New function.
27886 (compute_may_aliases): Call compute_is_aliased).
27887 (init_alias_info): Initialize alias_bitmap_obstack.
27888 (union_alias_set_into): New function.
27889 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27890 (have_common_aliases_p): Rewrite to take two bitmaps and use
27892 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27893 Update for bitmaps.
27894 (finalize_ref_all_pointers): Update for add_may_alias changes.
27895 (new_type_alias): Ditto.
27896 * tree-flow-inline.h (may_aliases): Return a bitmap.
27897 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27898 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27899 may_aliases being a bitmap.
27900 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27901 may_aliases now returns a bitmap.
27902 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27904 * tree-ssa-operands.c (add_virtual_operand): Update for
27905 may_aliases being a bitmap.
27907 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27909 PR tree-optimization/30630
27910 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27911 variable as changed.
27913 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27916 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27917 expanded only once even if an error occurs.
27919 2007-01-29 Ben Elliston <bje@au.ibm.com>
27921 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27922 (__gcov_average_profiler): Likewise.
27923 (__gcov_ior_profiler): Likewise.
27924 (__gcov_merge_ior): Likewise.
27926 2007-01-28 Jan Hubicka <jh@suse.cz>
27928 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27929 * value-prof.c (stringop_block_profile): Likewise.
27931 2007-01-28 Jan Hubicka <jh@suse.cz>
27933 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27934 Add variant handling histograms; add wrapper.
27935 (clear_storage_via_libcall): Export.
27936 (emit_block_move_hints): Break out from ...; add histograms.
27937 (emit_block_move): ... this one.
27938 (clear_storage_hints): Break out from ...; add histograms.
27939 (clear_storage): ... this one.
27940 (set_storage_via_memset): Handle histogram.
27941 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27942 (clear_storage_hints, clear_storage_via_libcall): Declare.
27943 (set_storage_via_setmem): Update prototype.
27944 * doc/md.texi (movmem, setmem): Document new arguments.
27946 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27947 Add new histograms.
27948 (stringop_block_profile): New global function.
27949 (tree_stringops_values_to_profile): Profile block size and alignment.
27950 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27952 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27953 (stringop_block_profile): Declare.
27954 * builtins.c: Include value-prof.h.
27955 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27956 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27957 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27958 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27959 * profile.c (instrument_values): Add new counters.
27960 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27962 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27963 (tree_init_edge_profiler): Build new profilers.
27964 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27965 (pass_tree_profile): Add dump.
27966 (tree_profile_hooks): Update.
27967 * Makefile.in (LIBGCOV): Add new constants.
27968 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27969 __gcov_ior_profiler): New.
27970 * i386.md (movmem/setmem expanders): Add new optional arguments.
27972 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27974 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27976 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27978 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27979 (tree_unswitch_single_loop): Pass eni_size_weights to
27980 tree_num_loop_insns.
27981 * tree-ssa-loop-manip.c: Include tree-inline.h.
27982 (can_unroll_loop_p): Pass eni_size_weights to
27983 tree_num_loop_insns.
27984 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27985 Pass eni_size_weights to estimate_num_insns.
27986 * tree.h (init_inline_once): Export.
27987 * toplev.c (backend_init): Call init_inline_once.
27988 * cgraphunit.c (cgraph_process_new_functions,
27989 cgraph_analyze_function): Pass eni_inlining_weights to
27990 estimate_num_insns.
27991 * ipa-inline.c (compute_inline_parameters): Ditto.
27992 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
27993 to estimate_num_insns.
27994 (try_unroll_loop_completely): Pass eni_size_weights to
27995 tree_num_loop_insns.
27996 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
27997 ot estimate_num_insns.
27998 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
27999 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28000 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28001 eni_time_weights): New variables.
28002 (init_inline_once): Initialize them.
28003 (struct eni_data): Mew.
28004 (estimate_num_insns_1, estimate_num_insns): Use weights.
28005 * tree-inline.h (struct eni_weights_d): New.
28006 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28007 (estimate_num_insns): Declaration changed.
28008 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28009 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28010 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28012 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28014 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28015 relations in the conflict function is valid.
28017 2007-01-27 Ian Lance Taylor <iant@google.com>
28019 * common.opt: Add fstrict-overflow.
28020 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28021 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28022 (TYPE_OVERFLOW_UNDEFINED): Define.
28023 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28025 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28026 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28027 (fold_negate_expr): Likewise.
28028 (make_range): Likewise.
28029 (extract_muldiv_1): Likewise.
28030 (maybe_canonicalize_comparison): Likewise.
28031 (fold_comparison): Likewise.
28032 (fold_binary): Likewise.
28033 (tree_expr_nonnegative_p): Likewise.
28034 (tree_expr_nonzero_p): Likewise.
28035 * tree-vrp.c (compare_values): Likewise.
28036 (extract_range_from_binary_expr): Likewise.
28037 (extract_range_from_unary_expr): Likewise.
28038 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28040 (nowrap_type_p): Likewise.
28041 * tree-scalar-evolution.c (simple_iv): Likewise.
28042 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28043 (build_range_check): Likewise.
28044 (extract_muldiv_1): Likewise.
28045 (fold_comparison): Likewise.
28046 * tree-vrp.c (vrp_int_const_binop): Likewise.
28047 (extract_range_from_unary_expr): Likewise.
28048 * convert.c (convert_to_integer): Likewise.
28049 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28050 (fold_comparison): Likewise.
28051 (fold_binary): Likewise.
28052 * optabs.c (optab_for_tree_code): Likewise.
28053 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28054 * simplify-rtx.c (simplify_const_relational_operation): Check
28055 flag_strict_overflow and flag_trapv.
28056 (simplify_const_relational_operation): Likewise.
28057 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28058 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28061 2007-01-27 Roger Sayle <roger@eyesopen.com>
28063 * tree.c (tree_fold_gcd): Delete.
28064 * tree.h (tree_fold_gcd): Remove prototype.
28065 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28066 test whether one constant integer is a multiple of another. Instead
28067 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28068 * fold-const.c (multiple_of_p): We've determined both TOP and
28069 BOTTOM are integer constants so we can call int_const_binop directly
28070 instead of the more generic const_binop.
28072 2007-01-27 Roger Sayle <roger@eyesopen.com>
28074 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28075 1*X check that the constant hasn't overflowed, to preserve the
28077 (round_up): Provide an efficient implementation when rouding-up an
28078 INTEGER_CST to a power-of-two.
28080 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28082 * doc/sourcebuild.texi: Add comma for clarity.
28083 * doc/extend.texi: Fix some typos.
28084 * doc/passes.texi: Likewise.
28085 * doc/cppinternals.texi: Likewise.
28086 * doc/c-tree.texi: Likewise.
28087 * doc/tree-ssa.texi: Likewise.
28088 * doc/install.texi: Likewise.
28090 2007-01-27 Jan Hubicka <jh@suse.cz>
28092 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28093 (pass_sra): Do not require alias information.
28094 * passes.c (init_optimization_passes): Add SRA
28096 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28098 * tracer.c (rest_of_handle_tracer): We already cleaned
28099 up the CFG in tracer() so don't do it here again.
28100 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28101 cleanup_cfg here, either. And don't call renumber_insns.
28103 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28104 and BB_HEAD are in the insn stream here. Instead make sure
28105 that BB_INSN is valid on all insns. Also, do check here that
28106 there are no pending branch predictions...
28107 (rtl_verify_flow_info): ...instead of doing it here. Checks
28108 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28111 2007-01-26 Roger Sayle <roger@eyesopen.com>
28113 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28114 function to simplify/factorize operand order canonicalization.
28115 (ix86_fixup_binary_operands): Reorganize using the above function.
28116 (ix86_binary_operator_ok): Likewise.
28118 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28120 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28121 file scope from optimize_attrs.
28122 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28124 (optimize_attrs): Clear insn_code_values after freeing it.
28126 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28128 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28129 a parts.base assignment.
28131 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28133 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28134 (compute_subscript_distance, initialize_data_dependence_relation,
28135 finalize_ddr_dependent, analyze_ziv_subscript,
28136 analyze_siv_subscript_cst_affine,
28137 compute_overlap_steps_for_affine_univar,
28138 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28139 analyze_siv_subscript, analyze_miv_subscript,
28140 analyze_overlapping_iterations, subscript_dependence_tester_1,
28141 compute_self_dependence, free_dependence_relation): Work
28142 with affine_fn instead of chrecs.
28143 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28144 common_affine_function, affine_function_base,
28145 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28146 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28147 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28148 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28149 (all_chrecs_equal_p): Removed.
28150 * tree-data-ref.h (affine_fn, conflict_function): New types.
28151 (struct subscript): Change type of conflicting_iterations_in_a
28152 and conflicting_iterations_in_b.
28154 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28157 * config/pa/pa.h (TARGET_HPUX_11): New.
28158 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28159 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28161 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28162 Richard Guenther <rguenther@suse.de>
28164 * tree-ssa-structalias.c (solve_graph): Handle case
28165 we merged the variable to another.
28167 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28169 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28172 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28173 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28175 2007-01-25 DJ Delorie <dj@redhat.com>
28177 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28178 allow changes to modes which don't fit in those registers.
28180 * reload1.c (choose_reload_regs): Check for invalid subregs before
28181 computing their locations, not after.
28183 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28186 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28187 save Altivec registers in an eh_return function.
28188 (compute_vrsave_mask): Likewise.
28189 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28190 for saving Altivec registers.
28191 (rs6000_emit_prologue): Don't allocate stack twice in
28192 eh_return function. Correct expected value of altivec_save_offset
28193 when using save_world. Describe save of R0 to stack when using
28194 save_world. Describe stack pointer adjustment when using
28195 save_world. Remove duplicated eh_return parameter register saving.
28196 Update sp_offset variable after save_world.
28197 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28199 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28200 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28203 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28205 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28207 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28210 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28211 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28213 2007-01-25 Richard Guenther <rguenther@suse.de>
28215 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28216 * common.opt (-Wcoverage-mismatch): New warning option.
28217 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28218 if -Wcoverage-mismatch is given.
28220 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28222 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28223 (ipcp_driver): Change to static definition.
28224 Add dumping of the ifunctions.
28225 (constant_val_insert): Remove unused parameter. Support for SSA.
28226 (ipcp_propagate_const): Support for SSA.
28227 (ipcp_profile_bb_print): Print only analyzed nodes.
28228 (ipcp_replace_map_create): Remove support for Fortran constant
28230 * ipa-prop.c (ipa_method_modify_stmt,
28231 ipa_callsite_compute_param): Support for SSA.
28232 * ipa-prop.h (ipcp_driver): Remove declaration.
28233 (IS_VALID_TREE_MAP_INDEX): Add define.
28235 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28237 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28239 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28241 PR middle-end/30447
28242 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28243 constant argument to cabs and do it without checking for
28244 -funsafe-math-optimizations.
28246 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28248 * c-common.h (RID_FIRST_CXX0X): New.
28249 (RID_LAST_CXX0X): New.
28250 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28252 * c.opt (Wc++0x-compat): New.
28253 * doc/invoke.texi (-Wc++0x-compat): Document.
28255 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28257 * builtins.c (fold_builtin_carg): New.
28258 (fold_builtin_1): Use it.
28260 2007-01-24 Jan Hubicka <jh@suse.cz>
28262 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28264 * ipa-inline.c (initial_insns, max_insns): Delete.
28265 (compute_max_insns): New function.
28266 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28267 amount of insns as base for code growth.
28268 (cgraph_decide_inlining): Make initial_insns local; do not compute
28270 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28271 * doc/invoke.texi (inline-unit-growth): Update docs.
28273 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28275 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28276 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28277 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28278 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28279 for CPUs that have PTA_CX16 set.
28281 PR middle-end/27416
28282 * gimplify.c (omp_check_private): New function.
28283 (gimplify_scan_omp_clauses): Use it for
28284 firstprivate/lastprivate/reduction.
28286 PR middle-end/30494
28287 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28288 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28290 PR middle-end/30421
28291 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28292 If lower_lastprivate_clauses emits some statements, append them
28293 to dlist rather than body_p and to body_p append an initializer.
28294 (lower_omp_for): Adjust caller.
28296 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28298 * target.h (globalize_decl_name): New.
28299 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28300 * output.h (default_globalize_decl_name): New.
28301 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28303 (globalize_decl): Ditto.
28304 (default_globalize_decl_name): New.
28305 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28306 (ia64_handle_version_id_attribute): New.
28307 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28308 (ia64_asm_output_external): Use globalize_decl_name instead
28309 of globalize_label.
28310 * doc/extend.texi (version_id): New pragma.
28311 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28313 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28315 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28316 _uleb128_t and _Unwind_SWord with _sleb128_t.
28317 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28318 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28320 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28321 * unwind-pe.h (read_uleb128, read_sleb128,
28322 read_encoded_value_with_base): Likewise.
28323 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28325 2007-01-24 Richard Guenther <rguenther@suse.de>
28327 * builtins.c (expand_builtin_cexpi): Get the fndecl
28328 for cexp in the correct way.
28330 2007-01-24 Jan Hubicka <jh@suse.cz>
28332 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28335 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28337 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28338 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28339 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28340 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28341 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28342 __SIZEOF_PTRDIFF_T__.
28343 * doc/cpp.texi: Documentation for the new builtin macros added.
28345 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28347 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28348 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28349 instead of operands[2] to avoid access past the end of array.
28351 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28353 * reload1.c (emit_reload_insns): Pass the reload register
28354 for a non-spill output reload through forget_old_reloads_1.
28356 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28358 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28359 _SOFT_DOUBLE if doubles use software floating-point.
28360 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28361 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28362 * config/rs6000/darwin-ldouble.c: Also compile functions for
28363 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28364 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28365 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28366 commented-out long double override.
28367 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28368 * config/rs6000/eabispe.h: Likewise.
28369 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28370 long double for non-SPE.
28371 (rs6000_handle_option): Likewise.
28372 (invalid_e500_subreg): Disallow more subregs involding DImode,
28373 DFmode, TImode or TFmode.
28374 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28376 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28378 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28379 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28381 (rs6000_legitimate_address): Also check for TFmode for E500
28383 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28384 (spe_build_register_parallel): Handle TFmode and TCmode.
28385 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28387 (function_arg): Handle TFmode and TCmode for E500 double.
28388 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28390 (print_operand): Handle TFmode and TImode for %y.
28391 (rs6000_generate_compare): Handle TFmode comparisons for E500
28393 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28394 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28395 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28396 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28397 TFmode for E500 double.
28398 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28399 (floatsidf2): Enable for E500 double.
28400 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28401 (extenddftf2): Change to extenddftf2_fprs.
28402 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28403 depending on TARGET_E500_DOUBLE.
28404 (extendsftf2): Enable for E500 double.
28405 (trunctfdf2): Enable for E500 double.
28406 (trunctfsf2): Change to trunctfsf2_fprs.
28407 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28408 depending on TARGET_E500_DOUBLE.
28409 (floatsitf2): Enable for E500 double.
28410 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28411 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28412 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28413 (negtf2): Change to negtf2_internal.
28414 (negtf2): New expander.
28415 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28416 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28417 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28418 (movdi_internal32): Use rs6000_nonimmediate_operand.
28419 (unnamed splitter): Likewise.
28420 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28421 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28422 (SPE64TF, DITI): New mode macros.
28423 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28426 (frob_<mode>_di_2): New.
28427 (frob_tf_di_8_2): New.
28428 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28430 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28432 (frob_ti_<mode>_8_2): New.
28433 (frob_ti_tf_2): New.
28434 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28435 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28437 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28438 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28439 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28440 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28441 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28442 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28445 2007-01-23 Ian Lance Taylor <iant@google.com>
28447 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28449 (OBJS-archive): Reformat, alphabetize.
28450 (OBJS): Change out_object_file to OBJS-md.
28452 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28454 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28455 JUMP_P and CALL_P predicates where applicable.
28456 * config/i386/i386.c: Ditto.
28457 * config/i386/i386.md: Ditto.
28458 * config/i386/mmx.md: Ditto.
28459 * config/i386/predicates.md: Ditto.
28461 2007-01-22 Andreas Schwab <schwab@suse.de>
28463 * config/m68k/m68k.h: Fix comment.
28465 2007-01-22 Jan Hubicka <jh@suse.cz>
28467 * passes.c (init_optimization_passes): Do not rerun
28468 pass_early_warn_uninitialized.
28470 2007-01-22 Richard Guenther <rguenther@suse.de>
28472 PR tree-optimization/30038
28473 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28475 (execute_cse_sincos_1): Likewise.
28476 (execute_cse_sincos): Likewise.
28477 (gate_cse_sincos): Likewise.
28478 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28479 the cexpi() canonicalization of sincos().
28480 * tree-pass.h (pass_cse_sincos): Declare.
28481 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28483 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28485 PR rtl-optimization/29329
28486 * combine.c (replaced_rhs_insn): Rename to i2mod.
28487 (replaced_rhs_value): Rename to i2mod_new_rhs.
28488 (i2mod_old_rhs): New global variable.
28489 (combine_instructions): Adjust for above change. Save a copy of
28490 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28491 note are substituted in the second instruction.
28492 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28493 ditch the note if it pertains to the second eliminated register
28494 and this register is mentioned in i2mod_old_rhs.
28497 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28499 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28500 the insn to which the note was originally attached.
28502 2007-01-21 Jan Hubicka <jh@suse.cz>
28504 * ipa-inline.c (inlining_mode): Comment, move up.
28505 (cgraph_decide_inlining_incrementally): Do not perform inlining
28506 itself; fix handling of flattening of self recursive functions.
28507 (cgraph_find_cycles): Remove.
28508 (cgraph_flatten_node): Remove.
28509 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28510 (try_inline): New function.
28511 (cgraph_early_inlining): Update call of
28512 cgraph_decide_inlining_incrementally. Apply inlining here.
28513 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28515 2007-01-21 Dirk Mueller <dmueller@suse.de>
28518 * tree-vrp.c (check_array_bounds): do not warn
28519 about ADDR_EXPR's of ARRAY_REF's which are immediately
28520 used in binary expressions.
28522 2007-01-21 Ira Rosen <irar@il.ibm.com>
28524 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28525 read_write_dep and macros for its access.
28526 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28527 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28528 argument, call vect_check_interleaving for every independent pair of
28529 data-refs. Mark loads that access the same memory location as a store
28531 (vect_check_dependences): Remove.
28532 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28533 call, fix the call to vect_analyze_data_ref_dependence.
28534 (vect_analyze_data_ref_access): For statements that access the same
28535 data-ref, check that they are not stores; for loads, check that there
28536 is no store that access the same location.
28538 2007-01-20 Roger Sayle <roger@eyesopen.com>
28539 Joseph Myers <joseph@codesourcery.com>
28541 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28542 (-fdump-rtl-stack): Likewise.
28543 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28544 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28545 (-mpt-fixed): Use @minus{} for minus sign.
28546 (Using Precompiled Headers): Fix under/overfull hbox.
28548 2007-01-20 Jan Hubicka <jh@suse.cz>
28550 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28551 place within annotation.
28553 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28555 * pa.c (output_move_double): Change array size of xoperands to 4.
28557 2007-01-20 Jan Hubicka <jh@suse.cz>
28559 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28562 2007-01-19 Ian Lance Taylor <iant@google.com>
28564 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28565 constant to unsigned HOST_WIDE_INT before negating.
28567 2007-01-19 Ian Lance Taylor <iant@google.com>
28569 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28571 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28572 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28573 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28574 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28575 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28576 (realloc_vdef, realloc_vuse): Change second parameter to
28578 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28579 fields to unsigned.
28580 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28581 unsigned. Change x and lim locals to unsigned.
28582 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28584 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28585 (copy_virtual_operands): Change i and n locals to unsigned.
28587 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28589 PR middle-end/29335
28590 * builtins.c (fold_builtin_1): Handle builtin fdim.
28592 2007-01-20 Jan Hubicka <jh@suse.cz>
28594 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28595 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28596 init_alias_heapvars.
28597 (init_alias_heapvars): Initialize only when not already initialized.
28598 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28600 2007-01-19 Roger Sayle <roger@eyesopen.com>
28602 * common.opt (fsigned-zeros): New command line option.
28603 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28604 of flag_unsafe_math_optimizations.
28605 * opts.c (set_fast_math_flags): The -ffast-math command line option
28606 implies -fno-signed-zeros.
28607 (fast_math_flags_set_p): Likewise.
28609 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28610 the documentation of -ffast-math appropriately. Wrap long lines.
28612 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28614 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28615 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28617 2007-01-19 Tomas Bily <tbily@suse.cz>
28619 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28621 (tree_init_ic_make_global_vars): New function
28622 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28623 (tree_gen_ic_profiler): New function
28624 (tree_gen_ic_func_profiler): New function
28625 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28626 (tree_profile_hooks): Added hook for indirec/virtual calls
28627 * value-prof.c (tree_find_values_to_profile): New case for
28629 (tree_values_to_profile): Call for determining indirect/virtual
28631 (tree_indirect_call_to_profile): New function
28632 (tree_ic_transform): New function
28633 (tree_ic): New function
28634 (find_func_by_pid): New function
28635 (init_pid_map): New function
28636 (tree_value_profile_transformations): Added check for
28637 indirect/virtual call transformation
28638 * value-prof.h (enum hist_type): New counter type for
28639 indirect/virtual calls
28640 (profile_hooks): Added new hook for profiling indirect/virtual
28642 * profile.c (instrument_values): New case for indirect/virtual
28644 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28645 (GCOV_COUNTER_V_INDIR): New counter type
28646 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28647 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28649 * cgraph.c: Definition of cgraph_max_pid
28650 (cgraph_create_node): Default init of pid attribute
28651 * cgraph.h: Declaration of cgraph_max_pid
28652 (struct cgraph_node): Added pid attribute
28653 * libgcov.c (__gcov_indirect_call_profiler): New function
28654 (__gcov_one_value_profiler_body): New function
28655 (__gcov_one_value_profiler): Body was moved to
28656 __gcov_one_value_profiler_body and calls it
28658 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28660 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28661 * gengtype.c (write_types_data, write_func_for_structure,
28662 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28663 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28664 (walk_type, write_func_for_structure): Generate the mark_hook if
28667 2007-01-19 Jan Hubicka <jh@suse.cz>
28669 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28670 'early' argument take inlining mode argument specifying whether to
28671 inline for size/speeed or all functions; add support for flattening;
28673 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28675 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28678 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28679 the name of the declared identifier.
28681 2007-01-19 Dirk Mueller <dmueller@suse.de>
28683 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28684 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28685 duplicate evaluation.
28687 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28689 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28690 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28691 to XFMode, use acosxf2 and truncate result to requested mode.
28692 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28693 (asin<mode>2): Similarly, with asin expanders.
28694 (*fscalexf4_i387): Rename from *fscalexf4.
28695 (expNcorexf3): New expander.
28696 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28697 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28698 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28699 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28700 patterns for SSE math.
28701 (exp10<mode>2): Similarly, with exp10 expanders.
28702 (exp2<mode>2): Similarly, with exp2 expanders.
28703 (expm1<mode>2): Similarly, with expm1 expanders.
28704 (ldexp<mode>3): Similarly, with ldexp expanders.
28705 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28706 Use gen_truncxf<mode>2_i387_noop to truncate result.
28708 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28710 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28711 for ColdFire targets.
28713 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28714 Richard Sandiford <richard@codesourcery.com>
28716 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28717 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28718 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28719 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28720 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28721 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28723 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28725 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28726 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28727 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28728 (*adddi_dilshr32_cf): New pattern.
28729 (adddi3, subdi3): Remove first alternatives.
28731 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28733 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28734 implemented using move.l, do not use its cc result for floating-point
28737 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28739 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28740 from accepting 's' constraints if flag_pic.
28742 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28744 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28745 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28746 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28747 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28749 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28751 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28752 ColdFire alternatives.
28753 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28754 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28755 architectures that support ff1 instruction.
28757 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28758 Julian Brown <julian@codesourcery.com>
28760 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28761 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28762 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28765 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28767 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28769 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28770 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28771 HOST_WIDE_INT instead of an rtx.
28772 (m68k_rtx_costs): Update call accordingly.
28773 (output_move_const_into_data_reg): Likewise. Fix formatting.
28774 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28776 (output_move_simode_const): Update calls after above changes.
28777 Rework to use automatic variables and predicates like MEM_P.
28778 * config/m68k/m68k.md (pushexthisi_const): Update call to
28781 2007-01-19 Dirk Mueller <dmueller@suse.de>
28783 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28784 in dump_flags test.
28786 2007-01-19 Richard Guenther <rguenther@suse.de>
28788 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28789 via cexp in case sincos is not available.
28791 2007-01-19 Richard Guenther <rguenther@suse.de>
28793 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28794 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28795 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28796 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28797 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28798 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28799 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28800 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28802 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28804 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28806 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28807 (atan2xf3): Directly generate RTL pattern.
28808 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28809 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28810 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28811 disable patterns for SSE math.
28812 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28813 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28814 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28815 disable patterns for SSE math.
28817 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28819 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28821 2007-01-18 Roger Sayle <roger@eyesopen.com>
28823 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28824 VIEW_CONVERT_EXPR to the same type as it's operand.
28826 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28828 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28829 configured for long double 128.
28831 2007-01-18 Mike Stump <mrs@apple.com>
28833 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28836 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28838 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28841 2007-01-18 Jan Hubicka <jh@suse.cz>
28843 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28844 greater than NUM_VOP_FREE_BUCKETS.
28846 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28848 * tree-ssa-structalias.c: Update comments.
28849 (ptabitmap_obstack): Removed.
28850 (pta_obstack): New.
28851 (oldpta_obstack): Ditto.
28852 (stats): Add a few members.
28853 (struct variable_info): Remove node, complex, address_taken, and
28854 indirect_target members. Add oldsolution member.
28855 (new_var_info): Do not initialize removed members.
28856 (constraint_expr_type): Remove INCLUDES.
28857 (constraint_graph): Add size, implicit_preds, rep,
28858 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28859 (FIRST_REF_NODE): New macro.
28860 (LAST_REF_NODE): Ditto.
28861 (FIRST_ADDR_NODE): Ditto.
28862 (find): New function.
28864 (dump_constraint): Do not handle INCLUDES.
28865 (insert_into_complex): Do not insert duplicate constraints.
28866 (condense_varmap_nodes): Renamed and rewritten into ...
28867 (merge_node_constraints): This. Also fix bug in handling of
28868 offseted copy constraints.
28869 (clear_edges_for_node): No longer need to deal with preds at all,
28870 or removing associated preds/succs.
28871 (merge_graph_nodes): Deal with indirect_cycles.
28872 Don't deal with predecessors.
28873 (add_implicit_graph_edge): New function.
28874 (add_pred_graph_edge): Ditto.
28875 (add_graph_edge): Don't deal with predecessors.
28876 (build_constraint_graph): Removed.
28877 (build_pred_graph): New function.
28878 (build_succ_graph): Ditto.
28879 (struct scc_info): Removed in_component. Added roots, dfs, and
28880 node_mapping. Remove visited_index, unification_queue.
28881 (scc_visit): Deal with union-find we do now.
28882 Deal with cycles with REF nodes.
28883 (collapse_nodes): Renamed and rewritten to ...
28884 (unify_nodes): This.
28885 (process_unification_queue): Removed.
28886 (topo_visit): Cleanup
28887 (do_da_constraint): Use find.
28888 (do_sd_constraint): Ditto.
28889 (do_ds_constraint): Ditto.
28890 (do_complex_constraint): Ditto.
28891 (init_scc_info): Update for removed and added members.
28892 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28893 (find_indirect_cycles): This.
28894 (equivalence_class): New variable.
28895 (label_visit): New function.
28896 (perform_variable_substitution): Rewritten.
28897 (free_var_substitution_info): New function.
28898 (find_equivalent_node): Ditto.
28899 (move_complex_constraints): Ditto.
28900 (eliminate_indirect_cycles): Ditto.
28901 (solve_graph): Only propagate changed bits.
28902 Use indirect cycle elimination.
28904 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28905 (tree_id_eq): Renamed to ...
28906 (tree_vi_eq): This. Update for member change
28907 (insert_id_for_tree): Renamed and rewritten to ...
28908 (insert_vi_for_tree): This.
28909 (lookup_id_for_tree): Renamed and rewritten to ...
28910 (lookup_vi_for_tree): This.
28911 (get_id_for_tree): Renamed and rewritten to ...
28912 (get_vi_for_tree): Ditto.
28913 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28914 (process_constraint): Don't handle INCLUDES.
28915 Remove special ADDRESSOF case.
28916 (find_func_aliases): Rewrite to use vi functions instead of id
28918 (create_function_info_for): Ditto.
28919 (create_variable_info_for): Ditto.
28920 (intra_create_variable_infos): Ditto.
28921 (merge_smts_into): Ditto.
28922 (find_what_p_points_to): Ditto.
28923 (init_base_vars): Ditto.
28924 (init_alias_vars): Ditto.
28925 (remove_preds_and_fake_succs): New function.
28926 (dump_sa_points_to_info): Dump new stats.
28927 (dump_solution_for_var): Use find.
28928 (set_used_smts): Fix formatting.
28929 (compute_points_to_sets): Updated for new functions.
28930 (ipa_pta_execute): Ditto.
28932 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28933 Richard Sandiford <richard@codesourcery.com>
28935 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28937 * calls.c (expand_call): If the return value is a PARALLEL,
28938 extract its first member.
28939 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28940 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28941 use FUNCTION_EXTRA_EPILOGUE.
28942 (m68k_function_value): Return a PARALLEL if the return value
28943 is of a pointer type.
28944 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28945 (FUNCTION_EXTRA_EPILOGUE): Remove.
28946 * config/m68k/m68k.md (D0_REG): New constant.
28948 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28950 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28951 output a NOP for empty epilogues.
28953 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28955 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28956 before function. Extend register save check to include all
28957 registers, not just integer ones.
28959 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28961 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28962 (m68k_use_return_insn): ...this.
28963 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28964 * config/m68k/m68k.c (use_return_insn): Rename to...
28965 (m68k_use_return_insn): ...this.
28966 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28967 of USE_RETURN_INSN.
28969 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28971 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28972 nearest even, fix denormal rounding overflow.
28974 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28976 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28977 f%$smove and f%$move.
28978 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28979 (extendsfdf2_cf): Use fdmove instead of f%&move.
28980 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28981 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28983 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28985 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28988 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28990 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28991 (coldfire_single_format): Declare.
28992 (coldfire_double_format): Likewise.
28993 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
28994 of qnan_msb_set to determine the lower bits of a canonical
28996 (encode_ieee_double): Likewise.
28997 (encode_ieee_quad): Likewise.
28998 (ieee_single_format): Initialize canonical_nan_lsbs_set.
28999 (mips_single_format): Likewise.
29000 (ieee_double_format): Likewise.
29001 (mips_double_format): Likewise.
29002 (ieee_extended_motorola_format): Likewise.
29003 (ieee_extended_intel_96_format): Likewise.
29004 (ieee_extended_intel_128_format): Likewise.
29005 (ieee_extended_intel_96_round_53_format): Likewise.
29006 (ibm_extended_format): Likewise.
29007 (mips_extended_format): Likewise.
29008 (ieee_quad_format): Likewise.
29009 (mips_quad_format): Likewise.
29010 (vax_f_format): Likewise.
29011 (vax_d_format): Likewise.
29012 (vax_g_format): Likewise.
29013 (i370_single_format): Likewise.
29014 (i370_double_format): Likewise.
29015 (decimal_single_format): Likewise.
29016 (decimal_double_format): Likewise.
29017 (decimal_quad_format): Likewise.
29018 (c4x_single_format): Likewise.
29019 (c4x_extended_format): Likewise.
29020 (real_internal_format): Likewise.
29021 (coldfire_single_format): New real_format.
29022 (coldfire_double_format): Likewise.
29023 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29024 canonical_nan_lsbs_set.
29025 (pdp11_d_format): Likewise.
29026 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29027 if TARGET_COLDFIRE_CPU.
29029 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29031 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29032 (output_call, m68k_legitimize_call_address): Declare.
29033 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29034 parenthesees. Add support for a 'W' constraint.
29035 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29036 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29037 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29038 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29040 (override_options): Initialize them. Do not set flag_no_function_cse
29041 for TARGET_ID_SHARED_LIBRARY.
29042 (m68k_output_pic_call): Delete.
29043 (m68k_legitimize_call_address): New function.
29044 (print_operand): Remove the %o prefix. Handle the %p prefix.
29045 (output_call): New function.
29046 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29047 target address from the GOT if symbolic jumps are not allowed.
29048 * config/m68k/m68k.md (call, general_operand): Do not set
29049 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29050 Merge separate flag_pic and !flag_pic define_insns into...
29051 (*call, *call_value): ...these new patterns. Match the address
29052 rather than the containing MEM and require it to be a call_operand.
29053 Use output_call to generate the asm template.
29054 * config/m68k/predicates.md (const_call_operand): New predicate.
29055 (call_operand): Likewise.
29057 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29059 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29060 (STACK_GROWS_DOWNWARD): Define to 1.
29061 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29062 comments, emphasizing that these values are only defaults.
29063 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29064 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29066 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29068 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29070 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29071 Richard Sandiford <richard@codesourcery.com>
29073 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29074 (FP_REGNO_P): New macros.
29075 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29076 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29077 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29078 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29080 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29082 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29083 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29085 * config/m68k/t-floatlib: New file, extracting common code from...
29086 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29087 * config/m68k/t-uclinux: Here.
29088 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29089 routines on ColdFire targets.
29091 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29093 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29094 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29095 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29096 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29097 explicitly set MOTOROLA to 1.
29098 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29101 Nathan Sidwell <nathan@codesourcery.com>
29103 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29104 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29105 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29106 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29107 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29108 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29109 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29110 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29111 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29112 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29113 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29114 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29115 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29116 (DBX_REGISTER_NUMBER): Delete.
29117 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29118 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29119 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29121 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29123 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29124 * config/flat.h: New file.
29125 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29126 OBJECT_FORMAT_FLAT.
29127 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29128 indirect references for -msep-data or -mid-shared-library.
29129 Do not use PC-relative code addresses either.
29130 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29132 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29133 for shared libraries and crt1.o for executables. Use crti.o and
29135 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29136 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29137 Do not add -elf2flt or -shared-lib-id options here.
29138 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29139 Pass -shared-lib-id if -mid-shared-library, taking the library
29140 identifier from -mshared-library-id if given, otherwise
29142 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29143 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29144 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29145 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29146 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29147 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29149 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29150 jump sequence for ISA A and ISA A+.
29151 (PICJUMP): Likewise.
29153 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29155 * config.gcc (m68k-*-uclinux*): Base the port on the common
29156 and m68k GNU/Linux files rather than on the generic ELF ones.
29157 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29158 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29160 2007-01-18 Julian Brown <julian@codesourcery.com>
29161 Richard Sandiford <richard@codesourcery.com>
29163 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29164 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29165 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29167 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29168 80 unconditionally.
29169 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29171 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29173 * doc/install.texi: Document m68k-uclinuxoldabi.
29174 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29175 * config/m68k/uclinux-oldabi.h: New file, copied from
29176 config/m68k/uclinux.h.
29178 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29180 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29181 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29182 (m32r_compute_frame_size): Use unsigned for regno.
29183 (m32r_reload_lr): Use gen_frame_mem.
29185 (m32r_output_function_epilogue): Don't output the function epilogue
29187 (m32r_expand_epilogue): New.
29188 (direct_return): Return false if the function has the interrupt
29190 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29191 * config/m32r/m32r.md (epilogue): New expander.
29192 (return_lr, return_rte): New insns.
29193 (return): Make it expander.
29194 (return_normal): New expander.
29196 2007-01-18 Josh Conner <jconner@apple.com>
29199 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29200 support for UNLE, UNLT, UNGE, and UNGT.
29202 2007-01-18 Jan Hubicka <jh@suse.cz>
29204 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29205 * tree-tailcall (add_virtual_phis): Likewise.
29206 (optimize_tail_call): Return TODOs.
29207 (execute_tail_calls): Return TODOs.
29208 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29209 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29211 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29212 Cleanup cfg using TODO.
29213 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29214 * passes.c (execute_function_todo): When cleanup did something, remove
29216 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29217 (make_edges): Don't cleanup_cfg.
29219 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29221 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29222 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29223 operate on the top of stack.
29224 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29225 register handling of instructions that output to the second
29227 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29228 (move_for_stack_reg): Special-case check for dead destination
29229 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29231 * config/i386/i386.md (UNSPEC_TAN): New constant.
29232 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29233 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29234 to correctly model move of constant 1.0 to top stack slot.
29235 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29236 (unnamed peephole2 pattern): Remove corresponding peephole2
29237 pattern that optimizes tan insn and loading of constant 1.0.
29238 (tanxf2): Use fptanxf4_i387.
29239 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29240 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29241 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29242 disable patterns for SSE math.
29243 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29244 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29246 2007-01-18 Dirk Mueller <dmueller@suse.de>
29247 Richard Guenther <rguenther@suse.de>
29250 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29251 * common.opt (Warray-bounds): Add new warning option.
29252 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29254 * Makefile.in: make tree-vrp.o depend on toplev.h
29255 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29257 (check_array_refs, check_array_bounds, check_array_ref): New.
29259 2007-01-18 Jan Hubicka <jh@suse.cz>
29261 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29262 (execute_ssa_ccp): Return flags conditionally.
29263 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29265 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29267 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29269 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29270 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29272 * Makefile.c (GTFILES): Add cfglayout.h.
29273 * gengtype.c (open_base_files): Likewise.
29274 * cfglayout.c (cfg_layout_function_footer,
29275 cfg_layout_function_header) Reindent to make gengtype happy.
29276 * cfglayout.h (cfg_layout_function_footer,
29277 cfg_layout_function_header): Add GTY(()) marker.
29279 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29281 2007-01-18 Ben Elliston <bje@au.ibm.com>
29283 * genautomata.c (write_automata): Include xstrerror output in the
29284 error message if writing the DFA description file fails.
29286 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29288 * config/mips/mips-protos.h (mips_output_external): Make it
29290 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29291 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29292 (extern_list): Likewise.
29293 (extern_head): Likewise.
29294 (TARGET_ASM_FILE_END): Likewise.
29295 (mips_file_end): Likewise.
29296 (mips_output_external): Rewritten.
29298 2007-01-18 Ben Elliston <bje@au.ibm.com>
29300 * genpreds.c (write_insn_preds_c): Only write out the function
29301 body for regclass_for_constraint if we have register constraints.
29303 2007-01-17 Tom Tromey <tromey@redhat.com>
29305 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29306 * doc/install.texi (Testing): Use sourceware.org.
29307 (Binaries): Likewise.
29308 (Specific): Likewise.
29309 * doc/contrib.texi (Contributors): Use sourceware.org.
29311 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29313 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29314 (AVR_ENHANCED): Rename to ...
29315 (AVR_HAVE_MUL): ... new.
29316 (avr_enhanced_p): Rename to ...
29317 (avr_have_mul_p): ... new.
29318 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29319 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29320 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29321 (avr_have_mul_p): ... new.
29322 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29323 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29324 'avr_enhanced_p' and 'enhanced'.
29325 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29326 AVR_HAVE_MUL instead of AVR_ENHANCED.
29327 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29328 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29329 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29330 instead of AVR_ENHANCED.
29331 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29332 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29333 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29335 2007-01-17 Ian Lance Taylor <iant@google.com>
29337 * vec.h (VEC_reserve_exact): Define.
29338 (vec_gc_p_reserve_exact): Declare.
29339 (vec_gc_o_reserve_exact): Declare.
29340 (vec_heap_p_reserve_exact): Declare.
29341 (vec_heap_o_reserve_exact): Declare.
29342 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29344 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29345 negative parameter.
29346 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29347 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29348 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29349 * vec.c (calculate_allocation): Add exact parameter. Change all
29351 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29352 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29353 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29354 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29355 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29356 (vec_heap_p_reserve_exact): New function.
29357 (vec_heap_o_reserve_exact): New function.
29359 2007-01-17 Jan Hubicka <jh@suse.cz>
29361 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29363 2007-01-17 Eric Christopher <echristo@apple.com>
29365 * config.gcc: Support core2 processor.
29367 2007-01-16 Jan Hubicka <jh@suse.cz>
29369 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29370 the names, just unlink the chain so we don't crash on dangling
29374 2007-01-16 Jan Hubicka <jh@suse.cz>
29376 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29377 * tree-pass.h: Reorder to make IPA passes appear toegher.
29378 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29380 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29381 parameters, do not call early inliner.
29382 * ipa-inline.c: Update comments. Include tree-flow.h
29383 (cgraph_decide_inlining): Do not compute inlining parameters.
29384 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29385 be called with function context set up.
29386 (pass_ipa_inline): Remove unreachable functions before pass.
29387 (cgraph_early_inlining): Simplify assuming to be called from the
29389 (pass_early_inline): New pass.
29390 (cgraph_gate_ipa_early_inlining): New gate.
29391 (pass_ipa_early_inline): Turn into simple wrapper.
29392 (compute_inline_parameters): New function.
29393 (gate_inline_passes): New gate.
29394 (pass_inline_parameters): New pass.
29395 (apply_inline): Move here from tree-optimize.c
29396 (pass_apply_inline): New pass.
29397 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29399 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29400 doing them by hand.
29401 (tree_function_versioning): Do not allocate dummy struct function.
29402 * tree-inline.h (optimize_inline_calls): Update prototype.
29403 * tree-optimize.c (execute_fixup_cfg): Export.
29404 (pass_fixup_cfg): Remove
29405 (tree_rest_of_compilation): Do not apply inlines.
29406 * tree-flow.h (execute_fixup_cfg): Declare.
29407 * Makefile.in (gt-passes.c): New.
29408 * passes.c: Include gt-passes.h
29409 (init_optimization_passes): New passes.
29410 (nnodes, order): New static vars.
29411 (do_per_function_toporder): New function.
29412 (execute_one_pass): Dump current pass here.
29413 (execute_ipa_pass_list): Don't dump current pass here.
29415 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29417 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29418 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29420 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29422 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29423 (strong_alias): Define.
29424 (__gcc_qmul): Provide non-FMA for soft-float.
29425 (__gcc_qdiv): Same.
29430 (__gcc_qunord): New.
29440 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29441 soft-float functions.
29442 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29443 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29444 about long double soft float.
29446 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29447 Tehila Meyzels <tehila@il.ibm.com>
29449 * tree-vectorizer.h (is_pattern_stmt_p): New.
29450 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29451 formatting (tabs instead of spaces). Cleanup and clarify setting
29452 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29453 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29454 (vectorizable_type_demotion): Check that types are integral.
29455 (vectorizable_type_promotion): Likewise.
29456 (vectorizable_store): Fix typo. Eliminate new-line at end of
29459 2007-01-16 Jan Hubicka <jh@suse.cz>
29461 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29464 2007-01-15 Eric Christopher <echristo@apple.com>
29466 * ifcvt.c: Include vec.h, vecprim.h.
29467 (check_cond_move_block): New argument regs.
29468 Reorganize. Add registers used to regs.
29469 (cond_move_process_if_block): Use regs set above as
29472 2007-01-15 Eric Christopher <echristo@apple.com>
29474 * config/darwin.h: Update copyright.
29475 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29476 (LINK_COMMAND_SPEC): Add -u.
29477 (LINK_SPEC): Fix umbrella for above.
29479 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29481 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29484 2007-01-15 Tom Tromey <tromey@redhat.com>
29486 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29487 * doc/install.texi (Testing): Don't mention jacks.
29488 (Configuration): Document --enable-java-maintainer-mode. Move
29489 --with-java-home to libgcj-specific section. Document
29491 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29493 2007-01-15 Jan Hubicka <jh@suse.cz>
29495 * tree-ssa-dce.c (DCE_TODOs): New.
29496 (propagate_necessity): Return if something changed.
29497 (eliminate_unnecessary_stmts): Likewise.
29498 (perform_tree_ssa_dce): Return TODO flags when needed.
29499 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29501 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29503 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29504 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29505 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29506 patterns using X87MODEF12 mode macro. Extend operand 1
29507 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29508 (log10<mode>2): Ditto.
29509 (log2<mode>2): Ditto.
29510 (log1p<mode>2): Ditto.
29511 (logb<mode>2): Ditto.
29512 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29513 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29514 (*fxtractxf3_i387): Rename from *fxtractxf3.
29515 (fxtract_extend<mode>xf3_i387): New insn pattern.
29516 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29517 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29518 and gen_fyl2xxf3_i387().
29520 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29522 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29523 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29524 get_loop_exit_edges. Changed return type to bool.
29525 * cfgloop.h (fix_loop_placement): Declaration removed.
29527 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29529 * param.h (MIN_VECT_LOOP_BOUND): New.
29530 * params.def (MIN_VECT_LOOP_BOUND): New.
29531 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29532 argument - minimum threshold for number of iterations.
29533 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29534 argument to declaration.
29535 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29536 MIN_VECT_LOOP_BOUND.
29537 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29538 slpeel_tree_peel_loop_to_edge with additional argument.
29539 (vect_do_peeling_for_alignment): Likewise.
29540 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29542 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29545 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29546 operands of size 1.
29548 2007-01-14 Jan Hubicka <jh@suse.cz>
29550 * tree-dfa.c (remove_referenced_var): New function.
29551 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29552 prune referenced vars list too.
29553 * tree-flow.h (remove_referenced_var): Declare.
29555 2007-01-14 Jan Hubicka <jh@suse.cz>
29557 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29559 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29560 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29561 * except.h (verify_eh_throw_table_statements): Kill prototype.
29562 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29563 into call exrepssions.
29564 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29566 * tree-cfg.c: Include pointer-set.h.
29567 (verify_node_sharing): Work on pointer set.
29568 (verify_eh_throw_stmt_node): New.
29569 (verify_stmts): Use pointers sets, verify throw_stmt.
29571 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29573 * ipa-reference.c (analyze_function): Consider also addresses taken
29576 2007-01-12 Roger Sayle <roger@eyesopen.com>
29578 * c-typeck.c (null_pointer_constant_p): Replace use of
29579 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29580 (build_c_cast): Likewise.
29582 2007-01-12 Roger Sayle <roger@eyesopen.com>
29584 * tree.h (force_fit_type_double): Remove unused final argument.
29585 * c-common.c (constant_expression_warning): Replace use of
29586 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29587 (convert_and_check): Likewise.
29588 (shorten_compare): Update call to force_fit_type_double.
29589 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29590 * convert.c (convert_to_pointer): Update call to
29591 force_fit_type_double.
29592 * fold-const.c (force_fit_type_double): Remove overflowed_const
29594 (int_const_binop, fold_convert_const_int_from_int,
29595 fold_convert_const_int_from_real, fold_div_compare,
29596 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29597 fold_abs_const, fold_not_const): Remove the final argument from
29598 calls to force_fit_type_double.
29600 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29602 * configure.ac: Set insn to "nop" for spu-*-* also.
29603 * configure: Regenerate.
29605 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29607 * builtins.def : Add BUILT_IN_FREE.
29609 2007-01-12 Jan Hubicka <jh@suse.cz>
29611 PR tree-optimization/30443
29612 * tree-inline.c (tree_function_versioning): Do not optimize when
29613 cloning for inlining.
29615 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29617 * doc/loop.texi: Document recording of loop exits.
29618 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29619 (update_single_exits_after_duplication,
29620 update_single_exit_for_duplicated_loop,
29621 update_single_exit_for_duplicated_loops): Removed.
29622 (duplicate_loop_to_header_edge): Do not call
29623 update_single_exits_after_duplication and
29624 update_single_exit_for_duplicated_loops.
29625 (loop_version): Do not update single_exit information.
29626 (fix_loop_structure): Use record_loop_exits instead of
29627 mark_single_exit_loops.
29628 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29629 the lists of loop exits.
29630 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29631 split_edge, merge_blocks): Update the lists of loop exits.
29632 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29633 loop_optimizer_init.
29634 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29635 of mark_single_exit_loops.
29636 (loop_optimizer_finalize): Call release_recorded_exits.
29637 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29638 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29639 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29640 update single exit information.
29641 * lambda-code.c (perfect_nestify): Ditto.
29642 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29643 (mark_single_exit_loops): Removed.
29644 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29645 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29646 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29648 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29649 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29650 (verify_loop_structure): Verify consistency of the exit lists.
29651 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29652 (set_single_exit): Removed.
29653 * cfgloop.h (struct loop_exit): New function.
29654 (struct loop): single_exit_ field replaced by exits field.
29655 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29656 LOOPS_HAVE_RECORDED_EXITS.
29657 (struct loops): Added exits hash.
29658 (mark_single_exit_loops, set_single_exit): Declaration removed.
29659 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29661 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29663 * doc/invoke.texi: Avoid use of @headitem.
29665 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29667 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29669 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29671 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29674 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29675 Richard Sandiford <richard@codesourcery.com>
29677 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29678 * config/m68k/m68k.opt: Resort options.
29679 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29681 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29682 Richard Sandiford <richard@codesourcery.com>
29684 * doc/invoke.texi: Document the macros that are defined by
29685 m68k's -mtune and -mhard-float options.
29686 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29687 (m68k_cpp_cpu_family): Likewise.
29688 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29689 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29690 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29691 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29692 (m68k_cpp_cpu_family): Likewise.
29694 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29696 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29697 macros besides mc68000 as tuning macros. Use a switch statement
29698 to set them and mcpu32.
29700 2007-01-12 Julian Brown <julian@codesourcery.com>
29702 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29703 (TARGET_68040_ONLY): Rename to...
29704 (TARGET_68040): ...this.
29705 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29706 * config/m68k/m68k.md: Likewise.
29708 2007-01-12 Julian Brown <julian@codesourcery.com>
29709 Nathan Sidwell <nathan@codesourcery.com>
29710 Richard Sandiford <richard@codesourcery.com>
29712 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29713 the -mcpu= argument associated with the --with-cpu setting.
29714 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29715 if different from the one implied by the -mcpu setting.
29716 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29717 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29718 * doc/invoke.texi: Mention ColdFire in the introduction to the
29719 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29720 -mno-div and -mhard-float options. Make -m68881 a synonym for
29721 -mhard-float. Document the previously-undocumented -m5206e,
29722 -m528x, -m5307 and -m5407 options. Tweak the existing option
29723 documentation for consistency.
29724 * doc/install.texi: Mention new --with-cpu arguments.
29725 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29726 default CPU if neither -mcpu nor -march are specified.
29727 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29728 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29729 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29730 using m68k_tune to decide between families that implement the
29731 same ISA. Use m68k_tune to set __mcfv4e__.
29732 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29733 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29734 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29735 (FL_ISA_C, FL_ISA_MMU): New macros.
29736 (MASK_COLDFIRE): Delete.
29737 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29738 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29739 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29740 (TARGET_HARD_FLOAT): Do not define here.
29741 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29742 (TUNE_68000): New macro.
29743 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29744 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29745 (TUNE_CFV2): Redefine in terms of m68k_tune.
29746 (uarch_type, target_device, fpu_type): New enums.
29747 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29748 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29749 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29750 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29751 (FL_FOR_isa_c): New macros.
29752 (m68k_isa): New enum.
29753 (m68k_target_selection): New structure.
29754 (all_devices, all_isas, all_microarchs): New tables.
29755 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29756 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29757 (MASK_ALL_CPU_BITS): Delete.
29758 (m68k_find_selection): New function.
29759 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29760 Map the legacy target options to a combination of the new ones.
29761 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29762 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29763 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29765 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29766 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29768 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29769 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29770 * config/m68k/m68k-devices.def: New file.
29772 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29773 Nathan Sidwell <nathan@codesourcery.com>
29775 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29776 (SUBTARGET_EXTRA_SPECS): New macros.
29777 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29778 use %(asm_cpu_spec) instead.
29779 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29780 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29781 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29782 (EXTRA_SPECS): Rename to...
29783 (SUBTARGET_EXTRA_SPECS): ...this.
29785 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29786 Richard Sandiford <richard@codesourcery.com>
29787 Julian Brown <julian@codesourcery.com>
29789 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29790 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29791 to the configuration's default CPU.
29792 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29793 Remove default masks.
29794 (m680[012]0-*-*): Set the default with_cpu to the first part of
29796 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29797 (m68k*-*-linux): Extend the --with-cpu handling to...
29798 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29799 and m68010. Don't set target_cpu_default2.
29800 * doc/install.texi: Document --with-cpu for m68k.
29801 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29802 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29803 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29804 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29805 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29806 (ASM_SPEC): Remove use of %(asm_cpu_default).
29807 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29808 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29809 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29810 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29811 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29812 (TARGET_DEFAULT): Delete.
29813 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29814 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29815 (CPP_CPU_SPEC): Delete.
29816 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29817 the appropriate string.
29818 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29819 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29820 (ASM_SPEC): Don't use %(asm_default_spec).
29821 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29822 TARGET_DEFAULT and add MASK_68881.
29823 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29825 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29827 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29828 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29829 MASK_68010 alongside MASK_68020.
29830 * doc/invoke.texi: Document -m68010.
29831 * config/m68k/m68k.opt (m68010): New.
29832 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29834 (TUNE_68010): New macro.
29835 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29836 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29837 (M68K_CPU_m68332): Add MASK_68010.
29838 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29839 fallback definition.
29840 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29842 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29843 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29844 to all entries that use MASK_68020.
29845 (output_move_simode_const, output_move_himode, output_move_qimode)
29846 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29847 instead of TARGET_68020 to select clr behavior. Remove comment
29848 about there being no TARGET_68010.
29849 * config/m68k/m68k.md: Likewise throughout.
29851 2007-01-12 Julian Brown <julian@codesourcery.com>
29853 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29854 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29855 * config/m68k/m68k.md: Likewise.
29857 2007-01-12 Julian Brown <julian@codesourcery.com>
29859 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29860 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29862 2007-01-12 Julian Brown <julian@codesourcery.com>
29864 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29865 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29866 * config/m68k/m68k.md: Likewise.
29868 2007-01-12 Julian Brown <julian@codesourcery.com>
29869 Richard Sandiford <richard@codesourcery.com>
29871 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29872 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29873 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29875 (TARGET_CPU32): Rename to...
29876 (TUNE_CPU32): ...this.
29877 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29878 (TUNE_CFV2): New macros.
29879 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29880 remove conditions that are implied by TARGET_68020.
29881 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29882 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29883 (m68k_output_function_epilogue): Likewise.
29884 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29885 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29886 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29887 non-68000 timings. Refactor multiplication and division costs.
29888 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29889 TUNE_CPU32 instead of TARGET_CPU32.
29890 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29891 and TUNE_68060 instead of TARGET_68060.
29892 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29893 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29895 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29896 && !TARGET_COLDFIRE" to choose between moveq and clr.
29897 Likewise in the unnamed movsf pattern.
29898 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29899 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29902 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29904 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29905 of tabbing before backslashes.
29907 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29909 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29910 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29911 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29913 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29915 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29916 find_interesting_uses_cond.
29917 (find_interesting_uses_cond): Use extract_cond_operands.
29918 (rewrite_use_compare): Use extract_cond_operands and
29919 force_gimple_operand_bsi. Do not call update_stmt.
29920 (determine_use_iv_cost_condition): Use extract_cond_operands.
29921 Return cheaper of using original bound and changing the exit bound.
29923 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29925 PR tree-optimization/29516
29926 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29927 most_expensive_mult_to_index, addr_to_parts,
29928 create_mem_ref, maybe_fold_tmr): Make the type of
29929 fields of TARGET_MEM_REF sizetype.
29930 (move_fixed_address_to_symbol, move_pointer_to_base):
29932 * tree.def (TARGET_MEM_REF): Add comment on types of
29935 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29937 * c-common.c (vector_types_convertible_p): Treat opaque types as
29938 always convertible if they have the same size, but not otherwise.
29940 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29942 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29943 Remove the b_unconditional field.
29944 (noce_try_sign_mask): Do not look at b_unconditional.
29945 (noce_process_if_block): Do not use merge_if_blocks. Update
29946 the CFG here. Do not set b_unconditional.
29947 (cond_move_process_if_block): Likewise.
29948 (find_cond_trap): Likewise.
29949 (check_cond_move_block): Require simple jump insns at the end
29950 of the basic block.
29952 2007-01-11 Jan Hubicka <jh@suse.cz>
29954 PR tree-optimization/1046
29955 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29956 when alias info is not ready.
29957 (pass_tail_recursion): Do not require aliasing.
29958 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29959 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29960 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29961 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29962 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29963 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29964 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29966 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29967 When aliasing is not build, mark statement as volatile.
29969 2007-01-11 Tom Tromey <tromey@redhat.com>
29971 PR preprocessor/15185, PR preprocessor/20989:
29972 * doc/cppopts.texi <-MT>: Update description of algorithm for
29973 computing default target.
29974 <-M, -MD>: Reword "basename" text.
29976 2007-01-11 Roger Sayle <roger@eyesopen.com>
29978 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29979 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29980 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29981 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29982 fold_builtin_bswap, real_constp, fold_builtin_pow,
29983 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29984 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29985 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29986 * convert.c (convert_to_pointer): Likewise.
29987 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29988 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29989 const_binop, fold_convert_const_int_from_int,
29990 fold_convert_const_int_from_real,
29991 fold_convert_const_real_from_real, sign_bit_p,
29992 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
29993 fold_sign_changed_comparison, fold_unary, fold_comparison,
29994 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
29995 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
29996 * print-tree.c (print_node_brief, print_node): Likewise.
29997 * stor-layout.c (place_field, layout_type): Likewise.
29998 * tree-chrec.c (keep_cast): Likewise.
29999 * tree.c (build_vector, build_real, build_real_from_int_cst,
30000 build_complex): Likewise.
30002 2007-01-11 Roger Sayle <roger@eyesopen.com>
30004 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30005 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30007 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30009 * configure.ac (strict1_warn): Rename to strict_warn.
30010 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30011 cc_set_by_configure, quoted_cc_set_by_configure,
30012 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30013 all_boot_languages, all_stagestuff): Remove.
30014 (target_list): Remove bootstrap targets.
30015 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30016 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30017 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30018 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30019 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30020 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30021 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30022 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30023 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30024 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30025 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30026 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30027 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30028 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30029 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30030 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30031 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30032 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30033 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30034 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30035 (mostlyclean): Adjust.
30036 (clean, distclean): Don't mention bootstrap stuff.
30037 * configure: Regenerate.
30038 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30039 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30040 treelang/config-lang.in (stagestuff): Remove.
30041 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30042 stageprofile, stagefeedback, stagestuff): Remove mention.
30044 2007-01-11 Nick Clifton <nickc@redhat.com>
30046 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30048 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30049 (mcore_arith_K_S_operand): Run the test for the S constraint not
30050 the test for the M constraint.
30051 (mcore_addsub_operand): Do not accept integer values that are
30052 larger than 32 bits.
30053 * config/mcore/mcore.md: Remove unused constraints from split.
30054 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30055 (addsi3): Likewise.
30056 (allocate_stack): Likewise.
30057 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30058 operands to 32 bits.
30059 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30061 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30062 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30063 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30064 mcore_output_bclri, mcore_output_andn, output_inline_const,
30065 mcore_output_move, mcore_output_movedouble): Likewise.
30066 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30067 (output_inline_const): Likewise.
30068 (output_inline_const): Fix format strings used in sprintf
30070 * config/mcore/mcore-protos.h: Update prototypes for changed
30071 functions in mcore.c.
30072 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30073 HOST_WIDE_INT and not int.
30074 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30075 CONST_OK_FOR_N): Likewise.
30076 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30077 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30080 2007-01-10 Jan Hubicka <jh@suse.cz>
30082 * tree-vrp.c (remove_range_assertions): Release defs.
30083 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30084 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30086 2007-01-10 Paul Brook <paul@codesourcery.com>
30088 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30089 * config/arm/arm.md (mulsi3subsi): New insn.
30091 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30093 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30094 (tree_transform_and_unroll_loop): New.
30095 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30098 2007-01-10 Robert Kennedy <jimbob@google.com>
30100 * fold-const.c (fold_comparison): Fold comparisons like (x *
30101 1000 < 0) to (x < 0).
30103 2007-01-10 Ian Lance Taylor <iant@google.com>
30105 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30106 operands have the same priority.
30108 2007-01-10 Tom Tromey <tromey@redhat.com>
30110 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30111 (fold_binary): Likewise.
30112 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30113 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30114 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30115 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30116 * langhooks.h (struct lang_hooks): Removed field
30117 'can_use_bit_fields_p'.
30119 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30121 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30123 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30125 * function.c (get_last_funcdef_no): New function.
30126 * function.h (get_last_funcdef_no): Declare.
30127 * tree-inline.c (initialize_cfun): Add initialization.
30128 (tree_function_versioning): Cleanup.
30130 2007-01-10 Jan Hubicka <jh@suse.cz>
30132 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30135 2007-01-10 Sa Liu <saliu@de.ibm.com>
30136 Ben Elliston <bje@au.ibm.com>
30138 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30139 for SAVE_NONLOCAL and Pmode for any other save level.
30140 * spu-protos.h (spu_restore_stack_block): Declare.
30141 * spu.md (save_stack_block): Remove.
30142 (restore_stack_block): Call spu_restore_stack_block.
30143 * spu.c (spu_restore_stack_block): New function.
30144 (spu_expand_epilogue): Remove old comment.
30146 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30148 PR tree-optimization/30322
30149 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30150 (cand_value_at): Return the value as aff_tree.
30151 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30152 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30153 aff_combination_mult): New functions.
30154 (aff_combination_add): Use aff_combination_add_cst.
30155 (aff_combination_convert): Allow conversions to a wider type.
30156 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30157 * tree-affine.h (aff_combination_mult): Declare.
30159 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30161 * doc/tm.texi: Update documentation to reflect reality of exec
30162 and start file search behaviours. Update copyright year.
30163 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30164 header file directories.
30166 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30168 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30169 (*cosxf2): Rename to cosxf2_i387.
30170 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30171 using X87MODEF12 mode macro. Rename patterns to
30172 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30174 (*cosdf2, *cossf2): Ditto.
30175 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30176 to match extended input operands.
30177 (sincos<mode>3): New expander.
30178 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30179 insn patterns and corresponding splitters.
30181 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30183 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30184 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30186 2007-01-09 Nicolas Pitre <nico@cam.org>
30189 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30191 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30193 * target.h (struct gcc_target): New field library_rtti_comdat.
30194 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30195 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30196 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30197 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30199 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30201 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30203 2007-01-08 Richard Guenther <rguenther@suse.de>
30205 * tree.h (force_fit_type_double): Export.
30206 (force_fit_type): Remove.
30207 * fold-const.c (force_fit_type_double): New function.
30208 (force_fit_type): Remove.
30209 (int_const_binop): Use it.
30210 (fold_convert_const_int_from_int): Likewise.
30211 (fold_convert_const_int_from_real): Likewise.
30212 (fold_div_compare): Likewise.
30213 (fold_sign_changed_comparison): Likewise.
30214 (fold_unary): Likewise.
30215 (fold_negate_const): Likewise.
30216 (fold_abs_const): Likewise.
30217 (fold_not_const): Likewise.
30218 * c-common.c (shorten_compare): Use force_fit_type_double.
30219 * convert.c (convert_to_pointer): Likewise.
30221 2007-01-08 Richard Guenther <rguenther@suse.de>
30223 * tree.h (build_int_cst_wide_type): Export.
30224 * tree.c (build_int_cst_wide_type): New function.
30225 (build_int_cst_wide): Fix comment.
30226 * builtins.c (fold_builtin_object_size): Use build_int_cst
30227 to build -1 or 0 of the correct type. Use fit_double_type
30228 to check for overflow.
30229 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30231 (decode_field_reference): Likewise.
30232 (all_ones_mask_p): Likewise.
30233 (native_interpret_int): Use build_int_cst_wide_type.
30234 (fold_binary): Use build_int_cst_type to build an all-ones
30236 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30238 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30240 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30242 2007-01-09 Ben Elliston <bje@au.ibm.com>
30244 * genautomata.c (STATS_OPTION): New option.
30245 (stats_flag): New flag.
30246 (gen_automata_option): Handle it.
30247 (initiate_automaton_gen): Ditto.
30248 (write_automata): Output statistics only if stats_flag is
30249 set. Likewise, output time statistics only if time_flag is set.
30250 * doc/md.texi (Processor pipeline description): Document new flag.
30252 2007-01-08 Richard Guenther <rguenther@suse.de>
30254 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30255 * tree.c (build_int_cst_type): Likewise.
30256 (size_in_bytes): Don't call force_fit_type on the result.
30257 (int_fits_type_p): Use fit_double_type.
30258 * fold-const.c (fit_double_type): New function.
30259 (force_fit_type): Use it.
30260 * tree.h (fit_double_type): Export.
30262 2007-01-08 Jan Hubicka <jh@suse.cz>
30264 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30265 * ipa.c (function_and_variable_visibility): Fix return type.
30267 2007-01-08 Richard Guenther <rguenther@suse.de>
30269 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30270 of offset to build the index.
30271 * tree-pretty-print.c (dump_generic_node): Don't build negated
30272 const just for printing.
30273 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30274 * builtins.c (fold_builtin_int_roundingfn): Check if result
30275 fits the type by using force_fit_type and comparing the result.
30276 * predict.c (predict_loops): Use compare_tree_int for comparison.
30277 * tree.c (build_int_cst): Fall back to integer_type_node for
30279 (build_int_cst_wide): Assert type is non-null.
30281 2007-01-08 Roberto Costa <roberto.costa@st.com>
30283 * tree-vrp.c (extract_range_from_cond_expr): New.
30284 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30285 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30287 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30288 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30289 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30290 used as expressions.
30291 * tree-object-size.c (cond_expr_object_size): New.
30292 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30294 2007-01-08 Jan Hubicka <jh@suse.cz>
30296 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30297 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30300 2007-01-08 Richard Guenther <rguenther@suse.de>
30302 PR tree-optimization/23603
30303 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30304 (extract_range_from_binary): Fall back to truthvalue instead of
30305 varying for TRUTH_*_EXPR.
30306 (extract_range_from_comparison): Fall back to truthvalue instead of
30308 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30309 if all visited PHI values were constant.
30311 2007-01-08 Jan Hubicka <jh@suse.cz>
30313 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30314 (cgraph_analyze_function): break out from ...
30315 (cgraph_finalize_compilation_unit): ... here.
30316 (cgraph_expand_function): Remove forgoten commented out line.
30317 (cgraph_optimize): Analyze functions.
30319 2007-01-08 Jan Hubicka <jh@suse.cz>
30321 * tree-pas.h (TODO_remove_function): New flag.
30322 (TODO_update*): Renumber.
30323 (pass_ipa_increase_alignment,
30324 pass_ipa_function_and_variable_visibility): New passes.
30325 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30326 (cgraph_function_and_variable_visibility): Move to ipa.c
30327 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30328 cgraph_increase_alignment.
30329 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30330 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30331 calling tree-inline.
30332 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30333 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30334 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30335 (gate_increase_alignment): New function.
30336 (pass_ipa_increase_alignment): New pass.
30337 * ipa.c: Inline tree-pass.h and timevar.h
30338 (function_and_variable_visibility): Move here from cgraphunit.c
30339 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30340 * passes.c (init_optimization_passes): Add the two new passes.
30341 (execute_todo): Handle cgraph_remove_functions.
30343 2007-01-08 Nick Clifton <nickc@redhat.com>
30345 * config/frv/predicates.md (reg_or_0_operand): Accept
30348 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30350 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30351 * config.gcc: Add bfin*-rtems*.
30353 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30355 * c.opt: Add -flax-vector-conversions.
30356 * c-typeck.c (convert_for_assignment): Pass flag to
30357 vector_types_convertible_p to allow emission of note.
30358 (digest_init): Likewise.
30359 * c-opts.c: Handle -flax-vector-conversions.
30360 * c-common.c (flag_lax_vector_conversions): New.
30361 (vector_types_convertible_p): Unless -flax-vector conversions
30362 has been passed, disallow conversions between vectors with
30363 differing numbers of subparts and/or element types. If such
30364 a conversion is disallowed, possibly emit a note on the first
30365 occasion only to inform the user of -flax-vector-conversions.
30366 The new last argument specifies this.
30367 * c-common.h (flag_lax_vector_conversions): New.
30368 (vector_types_convertible_p): Add extra argument.
30369 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30370 char_type_node for V*QI type vectors.
30371 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30372 Update to satisfy new typechecking rules.
30373 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30374 C and C++ variants.
30375 * doc/invoke.texi (C Dialect Options): Document
30376 -flax-vector-conversions.
30378 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30380 PR tree-optimization/29877
30381 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30382 a register variable on the RHS to not be replaceable.
30384 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30385 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30386 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30387 const_simm15, const_pow2, const_npow2): Added.
30388 * config/score/misc.md (insv, extv, extzv, movmemsi,
30389 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30390 * config/score/score.c (score_address_cost, score_select_cc_mode):
30392 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30393 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30394 Update score_print_operand.
30395 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30396 Adjust register allocate order and update some macro define.
30397 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30398 mdx_block_move_straight, mdx_block_move_loop_head,
30399 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30400 mdx_block_move_loop, mdx_block_move): Added.
30401 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30402 mdp_limm): Updated and fix some bug and typo.
30403 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30404 (movsf, movdf, doloop_end): Added.
30406 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30408 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30409 config/arm/thumb2.md: Fix comment typos.
30410 * doc/extend.texi: Fix a typo.
30412 2007-01-07 Eric Christopher <echristo@apple.com>
30414 * configure.ac: Check for __stack_chk_fail for darwin.
30415 * configure: Regenerate.
30417 2007-01-07 Richard Guenther <rguenther@suse.de>
30419 * tree-vrp.c (extract_range_from_assert): CSE calls to
30420 compare_values where possible.
30421 (extract_range_from_unary_expr): Likewise.
30423 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30425 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30426 * config/avr/avr.c (call_insn_operand): Delete function.
30427 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30428 instead of register number. Use predicates.
30429 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30430 call_insn_operand): Add.
30432 2007-01-06 Jan Hubicka <jh@suse.cz>
30434 * tree-pass.h (pass_build_cgraph_edges): Declare.
30435 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30436 (visited_nodes): Remove.
30437 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30438 build_cgrpah_edges; make visited_nodes local.
30439 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30440 (record_references_in_initializer): Move to cgraphbuild.c
30441 (initialize_inline_failed, rebuild_cgraph_edges,
30442 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30443 (verify_cgraph_node): Make visited_nodes local.
30444 (cgraph_analyze_function): Do not call cgraph_create_edges and
30445 initialize_inline_failed.
30446 (cgraph_expand_function): Do not call cgraph_lower_function;
30447 assert that function is already lowered.
30448 * Makefile.in (cgraphbuild.o): New.
30449 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30450 at the end of lowering passes.
30452 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30454 * ifcvt.c (cond_move_convert_if_block): New function, code
30455 factored out from...
30456 (cond_move_process_if_block): ...here. Call the new function
30457 on the THEN and ELSE blocks.
30458 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30459 already takes care of this.
30461 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30464 * tree.h (TREE_OVERFLOW_P): New.
30465 * c-typeck.c (parser_build_unary_op): Warn only if result
30466 overflowed and operands did not.
30467 (parser_build_binary_op): Likewise.
30468 (convert_for_assignment): Remove redundant overflow_warning.
30469 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30471 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30473 * c-typeck.c (store_init_value): Split over two lines to follow
30474 the GNU coding style.
30476 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30478 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30479 __GXX_EXPERIMENTAL_CXX0X__.
30480 * doc/cpp.texi: Same.
30482 2007-01-05 Richard Guenther <rguenther@suse.de>
30484 PR middle-end/27826
30485 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30486 with mismatched types. Instead explicitly build a
30487 conversion NOP_EXPR.
30489 2007-01-05 Ian Lance Taylor <iant@google.com>
30491 * c-common.c (decl_with_nonnull_addr_p): New function.
30492 (c_common_truthvalue_conversion): Call it.
30493 * c-typeck.c (build_binary_op): Likewise.
30494 * c-common.h (decl_with_nonnull_addr_p): Declare.
30496 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30499 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30502 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30504 * doc/install.texi (Final install): Document the fact that
30505 the GNAT runtime should not be stripped.
30507 2007-01-04 Jan Hubicka <jh@suse.cz>
30509 * tree-inline.c (fold_marked_statements): Update operand caches
30510 and EH after folding
30512 2007-01-04 Ian Lance Taylor <iant@google.com>
30514 * c-common.c (check_function_nonnull): Whitespace fix.
30516 2007-01-04 Jan Hubicka <jh@suse.cz>
30518 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30519 comitted older version of patch.
30520 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30521 function, celanup cfg and collect garbage.
30523 2007-01-04 Mike Stump <mrs@apple.com>
30525 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30528 2007-01-04 Eric Christopher <echristo@apple.com>
30530 * libgcc2.c (__bswapsi2): Use SItype.
30531 (__bswapdi2): Use DItype.
30532 * libgcc2.h: Update for above.
30534 2007-01-04 Paul Brook <paul@codesourcery.com>
30536 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30537 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30538 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30539 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30540 umulsi3_highpart): Make conditional on !arm_arch6.
30541 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30542 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30543 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30544 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30545 umulsi3_highpart_v6): New insns.
30547 2007-01-04 Roger Sayle <roger@eyesopen.com>
30549 * fold-const.c (fold_convert): When casting an expression to void,
30550 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30551 have a type. Instead of attempting to build a NOP_EXPR, return
30552 these "special" trees directly.
30554 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30556 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30557 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30558 rs6000_cost->fp not 0 as adjustment for outer NEG.
30560 2007-01-04 Jan Hubicka <jh@suse.cz>
30562 * cgraph.c (cgraph_release_function_body): New function.
30563 (cgraph_remove_node): Use it.
30564 * cgraph.h (cgraph_release_function_body): Declare.
30565 * cgraphunit.c (cgraph_expand_function): Use it.
30566 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30567 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30568 is initialized and while compilation of other function is running.
30569 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30570 statement CFG annotations from here to ...
30571 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30573 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30575 * cfgloop.h (enum li_flags): Make the constants powers of two.
30577 2007-01-04 Jan Hubicka <jh@suse.cz>
30579 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30581 (fold_marked_statements): New function.
30582 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30583 * tree-inline.h (copy_body_data): Add statements_to_fold.
30585 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30587 * config.gcc: Mention libgcc/config.host.
30588 * Makefile.in: Update comments mentioning libgcc.
30589 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30590 (all.cross, start.encap, rest.encap, rest.cross): Update
30591 dependencies for libgcc move.
30592 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30593 (clean-target, clean-target-libgcc): Delete.
30594 (srcdirify, GCC_EXTRA_PARTS): New macros.
30595 (libgcc-support, libgcc.mvars): New rules.
30596 (distclean): Remove mention of mklibgcc.
30597 (install): Don't reference INSTALL_LIBGCC.
30598 (install-common): Don't reference EXTRA_PARTS.
30599 (install-libgcc, install-multilib): Delete rules.
30600 * mklibgcc.in: Delete file.
30601 * doc/configfiles.texi: Don't mention mklibgcc.
30603 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30604 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30605 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30606 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30607 (mklibgcc, ldblspecs): Likewise.
30609 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30610 (posixpre.def): Use $(T).
30611 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30612 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30613 (SHLIB_LINK): Make dummy.
30614 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30616 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30618 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30619 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30620 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30621 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30623 * configure.ac (all_outputs): Remove mklibgcc.
30624 * configure: Regenerated.
30626 2007-01-03 Josh Conner <jconner@apple.com>
30628 PR middle-end/29683
30629 * calls.c (compute_argument_addresses): Set stack and stack_slot
30630 for partial args, too.
30631 (store_one_arg): Use locate.size.constant for the size when
30632 generating a save_area.
30634 2007-01-03 Robert Kennedy <jimbob@google.com>
30636 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30637 whose definitions are deleted due to basic block merging.
30639 2007-01-03 Paul Brook <paul@codesourcery.com>
30642 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30644 (use_return_insn): Return 0 for Thumb interrupt functions.
30645 (print_multi_reg): Add rfe argument for IRQ returns.
30646 (arm_output_epilogue): Pop interrupt return address directly into PC.
30647 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30649 2007-01-03 Paul Brook <paul@codesourcery.com>
30651 Merge from sourcerygxx-4_1.
30652 * config/arm/thumb2.md: New file.
30653 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30655 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30656 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30657 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30658 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30660 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30661 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30663 * config/arm/ieee754-sf.S: Ditto.
30664 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30665 (thumb1_base_register_rtx_p): ... to this.
30666 (thumb_index_register_rtx_p): Rename...
30667 (thumb1_index_register_rtx_p): ... to this.
30668 (thumb_output_function_prologue): Rename...
30669 (thumb1_output_function_prologue): ... to this.
30670 (thumb_legitimate_address_p): Rename...
30671 (thumb1_legitimate_address_p): ... to this.
30672 (thumb_rtx_costs): Rename...
30673 (thumb1_rtx_costs): ... to this.
30674 (thumb_compute_save_reg_mask): Rename...
30675 (thumb1_compute_save_reg_mask): ... to this.
30676 (thumb_final_prescan_insn): Rename...
30677 (thumb1_final_prescan_insn): ... to this.
30678 (thumb_expand_epilogue): Rename...
30679 (thumb1_expand_epilogue): ... to this.
30680 (arm_unwind_emit_stm): Rename...
30681 (arm_unwind_emit_sequence): ... to this.
30682 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30683 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30684 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30685 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30686 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30687 thumb2_output_casesi): New functions.
30688 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30689 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30690 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30691 THUMB2_WORK_REGS): Define.
30692 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30693 arm_condexec_mask, arm_condexec_masklen)): New variables.
30694 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30695 (arm_override_options): Check new CPU capabilities.
30696 Set new architecture flag variables.
30697 (arm_isr_value): Handle v7m interrupt functions.
30698 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30700 (const_ok_for_arm): Handle Thumb-2 constants.
30701 (arm_gen_constant): Ditto. Use movw when available.
30702 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30704 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30705 (thumb_find_work_register, arm_load_pic_register,
30706 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30707 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30708 print_multi_reg, output_mov_long_double_fpa_from_arm,
30709 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30710 output_mov_double_fpa_from_arm, output_move_double,
30711 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30712 output_return_instruction, arm_output_function_prologue,
30713 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30714 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30715 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30716 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30717 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30718 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30720 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30721 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30722 (arm_file_start): Output directive for unified syntax.
30723 (arm_unwind_emit_set): Handle stack alignment instruction.
30724 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30725 Add v6t2, v7, v7a, v7r and v7m.
30726 (RETLDM): Add Thumb-2 code.
30727 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30728 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30729 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30730 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30731 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30732 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30733 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30734 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30735 ADJUST_INSN_LENGTH): Define.
30736 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30737 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30738 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30739 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30740 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30741 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30742 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30743 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30744 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30745 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30746 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30747 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30748 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30749 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30750 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30751 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30752 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30754 * config/arm/arm-tune.md: Regenerate.
30755 * config/arm/arm-protos.h: Update prototypes.
30756 * config/arm/vfp.md: Enable patterns for Thumb-2.
30757 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30758 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30759 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30760 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30761 * config/arm/libunwind.S: Add Thumb-2 code.
30762 * config/arm/constraints.md: Update include Thumb-2.
30763 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30764 * config/arm/ieee754-df.S: Ditto.
30765 * config/arm/bpabi.S: Ditto.
30766 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30767 * config/arm/predicates.md (low_register_operand,
30768 low_reg_or_int_operand, thumb_16bit_operator): New.
30769 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30770 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30771 * config/arm/t-arm-elf: Add armv7 multilib.
30772 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30774 (UNSPEC_STACK_ALIGN, ce_count): New.
30775 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30776 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30778 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30779 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30780 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30781 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30782 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30783 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30785 * doc/extend.texi: Document ARMv7-M interrupt functions.
30786 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30788 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30790 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30791 (struct _Unwind_Context): Rename args_size to flags, remove
30792 signal_frame field, add a new args_size field and version field.
30793 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30794 _Unwind_IsExtendedContext): New inline functions.
30795 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30796 Assume by_value array is only present if _Unwind_IsExtendedContext.
30797 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30798 _Unwind_IsSignalFrame.
30799 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30800 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30801 (uw_init_context_1): Initialize context->flags to
30802 EXTENDED_CONTEXT_BIT.
30803 * config/rs6000/linux-unwind.h (frob_update_context): Use
30804 _Unwind_SetSignalFrame.
30806 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30808 PR middle-end/30353
30809 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30810 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30813 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30815 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30816 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30817 RET, AT_SP): Remove.
30818 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30821 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30822 * cfgbuild.c (find_basic_blocks): Likewise.
30823 * cfgrtl.c (rtl_create_basic_block): Likewise.
30824 * function.c (temp_slots_at_level): Likewise.
30825 * reg-stack.c (stack_regs_mentioned): Likewise.
30826 * regclass.c (allocate_reg_info): Likewise.
30827 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30828 set_bb_for_stmt, move_block_to_fn): Likewise.
30829 * tree-complex.c (tree_lower_complex): Likewise.
30830 * vec.h (VEC_safe_grow_cleared): New.
30832 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30834 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30836 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30837 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30839 * cfgloopmanip.c (scale_loop_frequencies): Export.
30840 (loopify): Scale the frequencies by prescribed coefficients.
30841 (set_zero_probability): New function.
30842 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30843 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30844 and frequencies according to arguments.
30845 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30847 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30848 * modulo-sched.c (sms_schedule): Set probabilities for entering
30849 versioned loop correctly.
30850 * tree-vect-transform.c (vect_transform_loop): Ditto.
30851 * cfgloop.h (loopify, loop_version): Declaration changed.
30852 (scale_loop_frequencies): Declared.
30854 2007-01-02 Jan Hubicka <jh@suse.cz>
30856 * cgraph.c: Include tree-flow.h
30857 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30858 early_local_passes.
30859 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30860 * tree-pass.h (pass_all_early_optimizations): Declare.
30861 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30862 early_local_passes.
30863 (cgraph_analyze_function): Do early_local_passes.
30864 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30865 Do not add referenced vars.
30866 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30868 (gate_all_early_local_passes): New gate.
30869 (pass_early_local_passes): Use new gate.
30870 (execute_early_local_optimizations): New functions.
30871 (gate_all_early_optimizations): New gate.
30872 (pass_all_early_optimizations): New pass.
30873 (execute_free_datastructures): Free SSA only when initialized.
30874 (gate_init_datastructures): Init only when optimizing.
30875 (tree_lowering_passes): Do early local passes when called late.
30876 * tree-profile.c (do_tree_profiling): Don't profile functions added
30878 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30879 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30881 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30882 during early_local_passes.
30883 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30886 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30888 * Makefile.in: Update copyright year.
30890 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30892 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30893 in $(lang_checks) and check-consistency targets.
30895 2007-01-02 Jan Hubicka <jh@suse.cz>
30897 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30898 Do not add referenced vars.
30899 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30901 * passes.c (init_optimization_passes): Put mudflap_2 after
30902 free_datastructures.
30904 2007-01-02 Jan Hubicka <jh@suse.cz>
30906 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30907 Set NOTHROW flag on call statements proved to be nothrow.
30908 Update statement of local calls so new pure/const functions are
30909 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30911 (tree_rest_of_compilation): Register hooks and initialize bitmap
30912 early. Do not set after_inlining flag.
30914 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30916 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30917 HOST_BITS_PER_LONGLONG
30919 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30922 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30923 warning for non-static initializers.
30925 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30927 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30928 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30929 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30930 Always use set_unique_reg_note to add REG_EQUAL notes.
30932 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30935 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30937 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30938 * cfgbuild.c (find_basic_blocks): Likewise.
30939 * cfgrtl.c (rtl_create_basic_block): Likewise.
30940 * function.c (temp_slots_at_level): Likewise.
30941 * reg-stack.c (stack_regs_mentioned): Likewise.
30942 * regclass.c (allocate_reg_info): Likewise.
30943 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30944 set_bb_for_stmt, move_block_to_fn): Likewise.
30945 * tree-complex.c (tree_lower_complex): Likewise.
30946 * vec.h (VEC_safe_grow_cleared): New.
30948 2007-01-02 Ian Lance Taylor <iant@google.com>
30950 * c-common.c (c_common_truthvalue_conversion): When warning about
30951 using an assignment as a truth value, set TREE_NO_WARNING.
30953 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30956 * c.opt (Wold-style-declaration): New.
30957 * doc/invoke.texi (C-only Warning Options): New.
30958 (Wold-style-declaration): Document it.
30959 (Wextra): Enabled by -Wextra.
30960 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30961 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30962 -Wold-style-declaration.
30964 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30966 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30967 * cfgbuild.c (find_basic_blocks): Likewise.
30968 * cfgrtl.c (rtl_create_basic_block): Likewise.
30969 * function.c (temp_slots_at_level): Likewise.
30970 * reg-stack.c (stack_regs_mentioned): Likewise.
30971 * regclass.c (allocate_reg_info): Likewise.
30972 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30973 set_bb_for_stmt, move_block_to_fn): Likewise.
30974 * tree-complex.c (tree_lower_complex): Likewise.
30975 * vec.h (VEC_safe_grow_cleared): New.
30977 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30979 * c-common.c (c_common_nodes_and_builtins): Since variants of
30980 void_type_node get built before it is given a name, we need to
30981 give those variants the name, too.
30982 (complete_array_type): We need to work with the canonical main
30983 type of the array, from which we will build the qualified version.
30984 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30985 * print-tree.c (print_node): Display canonical type information
30987 * stor-layout.c (layout_type): When we don't know the
30988 alignment of a type for which we're building an array, we end up
30989 guessing wrong, so make the type require structural equality.
30990 * tree.c (make_node_stat): When we build a new type, it is its
30991 own canonical type.
30992 (build_type_attribute_qual_variant): When building an attribute
30993 variant, its canonical type is the non-attribute variant. However,
30994 if the attributes are target-dependent and they differ, we need to
30995 use structural equality checks for this type.
30996 (build_qualified_type): A qualified type is not equivalent to its
30997 unqualified variant; set the canonical type appropriately.
30998 (build_distinct_type_copy): When building a distinct type from
30999 another type, the new type is its own canonical type.
31000 (build_variant_type_copy): When building a new type variant, we
31001 assume that it is equivalent to the original type.
31002 (build_pointer_type_for_mode): When building a pointer type, also
31003 build a canonical type pointer.
31004 (build_reference_type_for_mode): When building a reference type,
31005 also build a canonical type reference.
31006 (build_index_type): When we can't hash an index type (e.g.,
31007 because its maximum value is negative), the index type requires
31008 structural equality tests.
31009 (build_array_type): Build the canonical form of an array type.
31010 (build_function_type): Function types require structural equality,
31011 because they contain default arguments, attributes, etc.
31012 (build_method_type_directly): Ditto for method types.
31013 (build_offset_type): Build the canonical offset type.
31014 (build_complex_type): Build the canonical vector type.
31015 (make_vector_type): Build the canonical vector type.
31016 * tree.h (TYPE_CANONICAL): New.
31017 (TYPE_STRUCTURAL_EQUALITY_P): New.
31018 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31019 (struct tree_type): Added "canonical" field.
31020 * params.h (VERIFY_CANONICAL_TYPES): New.
31021 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31022 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31023 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31024 * doc/invoke.texi (verify-canonical-types): Document --param
31025 parameter for verifying canonical types.
31027 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31029 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31030 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31031 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31032 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31034 * config/rs6000/e500.h: New.
31035 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31036 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31038 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31039 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31040 TARGET_E500_DOUBLE): Remove.
31041 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31042 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31043 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31044 * config/rs6000/rs6000.c (rs6000_override_options): Use
31045 CHECK_E500_OPTIONS.
31047 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31049 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31050 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31051 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31052 rs6000_emit_cmove): Don't check TARGET_E500.
31053 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31054 sordered): Don't check TARGET_E500.
31056 2007-01-01 Eric Christopher <echristo@apple.com>
31058 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31059 HARD_REGISTER_NUM_P.
31061 2007-01-01 Roger Sayle <roger@eyesopen.com>
31063 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31064 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31065 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31068 2007-01-01 Mike Stump <mrs@apple.com>
31070 * configure.ac: Remove support for building with Apple's gcc-3.1.
31072 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31074 PR middle-end/30311
31075 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31076 REG is a hard register. Do not modify REG before calling
31078 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31079 multiple of the size of YMODE for certain lowpart cases.
31081 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31083 PR middle-end/30253
31084 * gimplify (voidify_wrapper_expr): Update for
31085 GIMPLE_MODIFY_STMT.
31087 2007-01-01 Andreas Schwab <schwab@suse.de>
31090 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31091 save of BR0 in extra_spill_size instead of spill_size.
31092 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31094 (ia64_expand_epilogue): Restore BR0 from its new location.
31096 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31098 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31099 Use a temporary variable if the left hand side is not a gimple
31102 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31104 * gimplify.c (gimplify_return_expr): Make the temporary variable
31105 for the return expression, a gimple register variable.
31107 2007-01-01 Jan Hubicka <jh@suse.cz>
31109 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31112 2007-01-01 Mike Stump <mrs@apple.com>
31114 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31116 * config/darwin.c (machopic_select_rtx_section): Use
31117 HAVE_GAS_LITERAL16.
31118 (darwin_mergeable_constant_section): Likewise.
31119 * configure: Regenerate.
31120 * config.in: Regenerate.
31122 2007-01-01 Jan Hubicka <jh@suse.cz>
31123 Andrew Pinski <pinskia@gmail.com>
31125 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31126 before starting IPA passes.