1 2007-10-25 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/33866
4 * tree-vect-transform.c (vectorizable_store): Check operands of all the
5 stmts in the group of strided accesses. Get def stmt type for each store
6 in the group and pass it to vect_get_vec_def_for_stmt_copy ().
8 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
11 (Yt): Rename register constraint to Y2.
12 * config/i386/sse.md: Use renamed register constraints.
13 * config/i386/mmx.md: Ditto.
14 * config/i386/i386.md: Ditto.
16 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
18 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
20 2007-10-24 Chao-ying Fu <fu@mips.com>
22 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
23 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
25 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
26 Olga Golovanevsky <olga@il.ibm.com>
28 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
29 the compiler that wr.wrap and wr.domain are initialized in
32 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
34 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
35 to print gcov_type values.
37 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
39 * config/avr/avr.h: Do not include progmem_section definition when
40 building with IN_TARGET_LIBS.
42 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
45 * config/mips/mips.c (mips_lo_sum_offset): New structure.
46 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
47 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
48 (mips_orphaned_high_part_p: New functions.
49 (mips_avoid_hazard): Don't check INSN_P here.
50 (mips_avoid_hazards): Rename to...
51 (mips_reorg_process_insns): ...this. Cope with
52 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
53 or turn them into nops.
54 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
55 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
56 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
57 (mips_override_options): Set flag_delayed_branch to 0.
59 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
61 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
62 MIPS-specific implementation details.
63 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
64 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
65 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
66 for targets with movmemsi.
67 (MOVE_BY_PIECES_P): Define.
68 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
69 (mips_block_move_loop): Add a bytes_per_iter argument.
70 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
71 Update call to mips_block_move_loop.
73 2007-10-24 Michael Matz <matz@suse.de>
76 * var-tracking.c (variable_union): Don't break after one loop iteration
77 but only when a difference is found.
78 (dump_variable): Also print DECL_UID.
80 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
82 * ipa-type-escape.h: Expose function
83 is_array_access_through_pointer_and_index.
85 (is_array_access_through_pointer_and_index):
86 Add three new parameters. Add support of
87 POINTER_PLUS_EXPR tree code.
89 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
91 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
92 * tree-pass.h: Add pass_ipa_struct_reorg.
93 * common.opt: Add ipa-struct-reorg flag.
94 * Makefile.in: Add ipa-strcut-reorg.o compilation.
95 * passes.c: Add pass pass_ipa_struct_reorg.
96 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
97 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
99 2007-10-24 Ira Rosen <irar@il.ibm.com>
101 PR tree-optimization/33804
102 * tree-vect-transform.c (vectorizable_operation): Remove the
103 checks that the vectorization is worthwhile from the transformation
106 2007-10-24 Ira Rosen <irar@il.ibm.com>
108 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
109 vectype cannot be determined for the scalar type.
110 (vect_analyze_slp_instance): Likewise.
111 * tree-vect-transform.c (vect_model_reduction_cost): Change the
112 return type to bool. Return false if vectype cannot be determined
114 (vect_get_constant_vectors): Return false if vectype cannot be
115 determined for the scalar type.
116 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
117 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
118 vectorizable_reduction): Likewise.
120 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
122 * config.gcc: For a FreeBSD target, parse the value of ${target}
123 to determine the value of FBSD_MAJOR, instead of adding an
124 explicit check for every possible FreeBSD major version.
126 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
128 PR rtl-optimization/33846
129 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
131 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
133 PR tree-optimization/33860
134 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
135 interleaved accesses in case the dr is inside the inner-loop during
136 outer-loop vectorization.
138 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
140 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
141 Document MEM_POINTER. Replace mentions of "integrated"
142 field with "return_val". Delete outdated stuff.
144 2007-10-23 David Edelsohn <edelsohn@gnu.org>
146 * config/rs6000/rs6000.c (rs6000_override_options): Set
147 rs6000_altivec_abi on AIX.
148 (conditional_register_usage): Set VR20:31 fixed on AIX.
150 2007-10-23 Richard Guenther <rguenther@suse.de>
152 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
155 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
156 David S. Miller <davem@davemloft.net>
158 * df-scan.c (df_get_call_refs): Mark global registers as both a
159 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
161 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
163 PR tree-optimization/33834
164 PR tree-optimization/33835
165 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
166 stmts need to be checked for success seperately.
167 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
168 Remove the check that stmt is not LIVE.
169 (vectorizable_assignment, vectorizable_induction): Likewise.
170 (vectorizable_operation, vectorizable_type_demotion): Likewise.
171 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
173 (vectorizable_live_operation): Check that op is not NULL.
175 2007-10-22 Janis Johnson <janis187@us.ibm.com>
177 * doc/invoke.texi (Optimization Options): In the summary, show
178 that the value for options -falign-jumps, -falign-labels,
179 -falign-loops, -falign-functions, -fsched-stalled-insns, and
180 -fsched-stalled-insns-dep is optional. In the summary, show that
181 -fsched-stalled-insns takes an optional argument and that
182 -fparallelize-loops takes an argument. Add opindex for several
183 optimization options, and fix typos in the opindex commands for
184 several others. In the descriptions for -fsched-stalled-insns
185 and -fsched-stalled-insns-dep, show the options with and without
188 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
190 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
192 * config/avr/avr.h (LINK_SPEC): Likewise.
193 (CRT_BINUTILS_SPECS): Likewsie.
194 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
196 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
198 PR rtl-optimization/33644
199 * cfgcleanup.c: Do not include dce.h.
200 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
201 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
202 * dce.c (something_changed): Delete.
203 (libcall_dead_p): New predicate.
204 (delete_unmarked_insns): Use it to delete dead libcalls.
205 Deal with REG_LIBCALL and REG_RETVAL notes.
206 (prescan_libcall_for_dce): New function.
207 (prescan_insns_for_dce): Use it to deal with libcalls.
208 (mark_reg_dependencies): Do nothing special for libcalls.
209 (dce_process_block): Likewise.
210 (fast_dce): Delete unused local variable.
211 (run_fast_dce): Do not return a value.
212 * dce.h (struct df): Delete.
213 (run_fast_dce): Adjust prototype.
214 * optabs.c (libcall_id): Delete.
215 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
216 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
217 * reload1.c (reload): Delete REG_LIBCALL_ID case.
218 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
219 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
220 notes instead of REG_LIBCALL_ID notes.
221 * reg-notes.def (LIBCALL_ID): Delete.
222 * Makefile.in (see.o): Add dce.h dependency.
223 (cfgcleanup.o): Remove dce.h dependency.
225 2007-10-22 Michael Matz <matz@suse.de>
227 PR tree-optimization/33855
228 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
231 2007-10-22 Ira Rosen <irar@il.ibm.com>
233 PR tree-optimization/33854
234 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
235 FLOAT_EXPR to the list of promotion operations.
237 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
241 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
242 (print_reg): Print register prefix only with AT&T asm syntax.
243 Support pc_rtx for RIP register.
244 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
245 relative addressing. Always print segment register prefix with AT&T
246 asm syntax and never with Intel asm syntax.
247 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
248 Fix prefix for 16-byte XFmode operands.
249 (output_addr_const_extra): Support Intel asm syntax.
250 (x86_file_start): Don't use register prefix with Intel asm syntax.
251 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
252 ("return_internal_long"): Fix Intel asm syntax output.
253 ("set_got_rex64"): Support Intel asm syntax.
254 ("set_rip_rex64"): Likewise.
255 ("set_got_offset_rex64"): Likewise.
256 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
258 ("*tls_global_dynamic_64"): Likewise.
259 ("*tls_local_dynamic_base_64"): Likewise.
260 ("*load_tp_si")("*load_tp_di"): Likewise.
261 ("*add_tp_si")("*add_tp_di"): Likewise.
262 ("*tls_dynamic_lea_64"): Likewise.
263 ("*sibcall_value_1_rex64_v"): Likewise.
264 ("stack_tls_protect_set_si"): Likewise.
265 ("stack_tls_protect_set_di"): Likewise.
266 ("stack_tls_protect_test_si"): Likewise.
267 ("stack_tls_protect_test_di"): Likewise.
268 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
270 ("*movv2sf_internal_rex64"): Likewise.
271 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
272 (__get_cpuid_max): Likewise.
274 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
276 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
277 the STRICT_P argument type "bool" rather than "int".
278 (mips_legitimate_address_p): Likewise.
279 (fp_register_operand, lo_operand): Delete.
280 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
281 (mips_emit_scc): Rename to...
282 (mips_expand_scc): ...this.
283 (gen_conditional_branch): Rename to...
284 (mips_expand_conditional_branch): ...this.
285 (gen_conditional_move): Rename to...
286 (mips_expand_conditional_move): ...this.
287 (mips_gen_conditional_trap): Rename to...
288 (mips_expand_conditional_trap): ...this and take an rtx code instead
289 of an operands array.
290 (mips_expand_call): Give the SIBCALL_P argument type "bool"
292 (mips_emit_fcc_reload): Rename to...
293 (mips_expand_fcc_reload): ...this.
294 (init_cumulative_args): Rename to...
295 (mips_init_cumulative_args): ...this and remove the libname argument.
296 (function_arg_advance): Rename to...
297 (mips_function_arg_advance): ...this.
298 (function_arg): Rename to...
299 (mips_function_arg): ...this and use "rtx" instead of
301 (function_arg_boundary): Rename to...
302 (mips_function_arg_boundary): ...this.
303 (mips_expand_unaligned_load): Rename to...
304 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
305 and BITPOS arguments type "HOST_WIDE_INT".
306 (mips_expand_unaligned_store): Rename to...
307 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
308 and BITPOS arguments type "HOST_WIDE_INT".
309 (override_options): Rename to...
310 (mips_override_options): ...this.
311 (print_operand): Rename to...
312 (mips_print_operand): ...this.
313 (print_operand_address): Rename to...
314 (mips_print_operand_address): ...this.
315 (mips_output_ascii): Remove the PREFIX argument.
316 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
318 (mips_can_use_return_insn): Return a "bool" rather than an "int".
319 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
320 of "struct rtx_def *".
321 (mips_secondary_reload_class): Give the IN_P argument type "bool"
323 (build_mips16_call_stub): Delete.
324 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
325 (mips_use_ins_ext_p): Give the second and third arguments type
326 "HOST_WIDE_INT" rather than "rtx".
327 * config/mips/mips.h: Update after the above changes. Tweak comments
329 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
330 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
331 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
332 element type from "char" to "bool".
333 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
334 (mips_cpu_info_table): Delete.
335 * config/mips/mips.md: Update after the above changes. Tweak some
337 * config/mips/mips-ps-3d.md: Likewise.
338 * config/mips/mips.c: Tweak comments and formatting.
339 Use NULL-like macros rather than 0 in various places.
340 (mips_section_threshold): Rename to...
341 (mips_small_data_threshold): ...this and give it an unsigned type.
342 (num_source_filenames): Remove explicit initialization.
343 (sdb_label_count): Likewise.
344 (sym_lineno): Delete.
345 (set_noat): Make static.
346 (mips_branch_likely): Likewise, and give it type "bool".
347 (mips_isa_info): Rename to...
348 (mips_isa_option_info): ...this.
349 (mips_flag_delayed_branch): Rename to...
350 (mips_base_delayed_branch): ...this.
351 (mips_split_addresses): Delete.
352 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
353 element type from "char" to "bool".
354 (mips_regno_to_class): Add an explicit array size.
355 (mips16_flipper): Change from type "int" to type "bool".
356 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
357 (mips_tls_operand_p): Rename to...
358 (mips_tls_symbol_p): ...this.
359 (mips_global_symbol_p): Remove redundant "const".
360 (mips_offset_within_alignment_p): Simplify.
361 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
362 to STRICT_P and give it type bool.
363 (mips_valid_base_register_p): Likewise.
364 (mips_classify_address): Likewise.
365 (mips_legitimate_address_p): Likewise.
366 (mips16_unextended_reference_p): Take the offset as an
367 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
368 (mips_const_insns): Use IN_RANGE.
369 (mips_force_temporary): Remove an unnecessary copy_rtx.
370 (mips16_gp_pseudo_reg): Simplify.
371 (mips_split_symbol): Remove an unnecessary copy_rtx.
372 (mips_legitimize_tls_address): Only create registers if we need them.
373 (mips_legitimize_address): Use mips_split_plus.
374 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
375 variable COST to NUM_OPS.
376 (mips_legitimize_move): Use gen_lowpart.
377 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
378 (m16_check_op): Use IN_RANGE.
379 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
380 (mips_split_doubleword_move): Pass booleans to mips_subword.
381 (mips_output_move): Store the mode in a local variable.
382 Explicitly assert that this function does not deal with
383 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
384 cases more consistent.
385 (mips_relational_operand_ok_p): Rename to...
386 (mips_int_order_operand_ok_p): ...this.
387 (mips_canonicalize_comparison): Rename to...
388 (mips_canonicalize_int_order_test): ...this.
389 (mips_emit_int_relational): Rename to...
390 (mips_emit_int_order_test): ...this. Store the mode in a local
392 (mips_reverse_fp_cond_p): Rename to...
393 (mips_reversed_fp_cond): ...this.
394 (mips_emit_compare): Make the order of the statements more consistent.
395 (mips_emit_scc): Rename to...
396 (mips_expand_scc): ...this.
397 (gen_conditional_branch): Rename to...
398 (mips_expand_conditional_branch): ...this.
399 (gen_conditional_move): Rename to...
400 (mips_expand_conditional_move): ...this. Build the condition
401 separately from the main pattern.
402 (mips_gen_conditional_trap): Rename to...
403 (mips_expand_conditional_trap): ...this and take an rtx code instead
404 of an operands array. Simplify.
405 (init_cumulative_args): Rename to...
406 (mips_init_cumulative_args): ...this. Use memset rather than a
407 copy from a zeroed static. Use prototype_p and stdarg_p.
408 (mips_arg_info): Rename to...
409 (mips_get_arg_info): ...this and put the INFO argument first.
410 (function_arg): Rename to...
411 (mips_function_arg): ...this and use "rtx" instead of
412 "struct rtx_def *". Only split structures into chunks if
413 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
414 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
415 comparison with REAL_TYPE. Rename local variable REG to REGNO
416 and make it unsigned.
417 (function_arg_advance): Rename to...
418 (mips_function_arg_advance): ...this.
419 (function_arg_boundary): Rename to...
420 (mips_function_arg_boundary): ...this.
421 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
423 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
424 comparison with REAL_TYPE.
425 (mips_function_value): Remove the FUNC argument. Rename local
426 variable UNSIGNEDP to UNSIGNED_P.
427 (mips_return_in_memory): Use IN_RANGE.
428 (mips_setup_incoming_varargs): Pass a boolean rather than an int
429 to FUNCTION_ARG_ADVANCE.
430 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
431 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
432 SIZE and RSIZE if needed.
433 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
435 (build_mips16_function_stub): Rename to...
436 (mips16_build_function_stub): ...this.
437 (build_mips16_call_stub): Rename to...
438 (mips16_build_call_stub): ...this. Make static, and return a
439 "bool" rather than an "int". Rename the ARG_SIZE argument to
440 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
441 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
442 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
444 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
445 are not sibling ones.
446 (mips_emit_fcc_reload): Rename to...
447 (mips_expand_fcc_reload): ...this.
448 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
450 (mips_expand_unaligned_load): Rename to...
451 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
452 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
454 (mips_expand_unaligned_store): Rename to...
455 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
456 and BITPOS arguments type "HOST_WIDE_INT".
457 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
458 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
460 (mips_init_split_addresses): Replace with...
461 (mips_split_addresses_p): ...this new function.
462 (mips_init_relocs): Check mips_split_addresses_p () rather than
463 mips_split_addresses. Always initialize mips_split_p with booleans.
464 (print_operand_reloc): Rename to...
465 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
467 (print_operand): Rename to...
468 (mips_print_operand): ...this.
469 (print_operand_address): Rename to...
470 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
471 (mips_in_small_data_p): Simplify.
472 (mips_output_ascii): Remove the PREFIX argument and "register"
473 keywords. Use the STRING parameter directly and cast to
475 (mips16e_collect_argument_save_p): Use IN_RANGE.
476 (mips_function_has_gp_insn): Simplify.
477 (mips_set_return_address): Use BITSET_P.
478 (mips_restore_gp): Use a separate statement to pick the base
480 (mips_output_function_prologue): Use a local FRAME variable.
481 (mips_save_reg): Pass booleans to mips_subword.
482 (mips_expand_prologue): Use a local FRAME variable. Use
483 cprestore_size to detect when .cprestore is needed.
484 (mips_restore_reg): Use GP_REG_FIRST.
485 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
486 rather than "int". Use local FRAME and REGNO variables.
487 (mips_can_use_return_insn): Return a "bool" rather than an "int".
488 (mips_secondary_reload_class): Give the IN_P argument type "bool"
490 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
491 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
492 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
493 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
494 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
495 (builtin_description): Rename to...
496 (mips_builtin_description): ...this.
497 (mips_bdesc): Rename to...
498 (mips_ps_bdesc): ...this.
499 (sb1_bdesc): Rename to...
500 (mips_sb1_bdesc): ...this.
501 (dsp_bdesc): Rename to...
502 (mips_dsp_bdesc): ...this.
503 (dsp_32only_bdesc): Rename to...
504 (mips_dsp_32only_bdesc): ...this.
505 (bdesc_map): Rename to...
506 (mips_bdesc_map): ...this.
507 (bdesc_arrays): Rename to...
508 (mips_bdesc_arrays): ...this.
509 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
511 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
512 Rename local variables I and J to OPNO and ARGNO respectively.
513 Assert that the number of arguments is no more than the number of
515 (mips_expand_builtin_compare): Use an array of arguments rather
516 than an array of operands. Assert that the number of operands is
518 (add_constant): Rename to...
519 (mips16_add_constant): ...this. Use XNEW.
520 (dump_constants_1): Rename to...
521 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
522 (dump_constants): Rename to...
523 (mips16_emit_constants): ...this.
524 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
525 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
526 Assign mips16_p to was_mips16_p.
527 (mips_parse_cpu): Tweak warning message.
528 (override_options): Rename to...
529 (mips_override_options): ...this. Move the mips_cost initialization
530 out of the "shared with GAS" block. Quote option names in error
532 (mips_conditional_register_usage): Make local variable REGNO unsigned.
533 (mips_order_regs_for_local_alloc): Remove register keyword.
535 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
537 * system.h (IN_RANGE): Cast each argument individually.
539 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
541 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
542 MIPS16 code unless using o32 or o64.
544 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
546 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
547 for modes smaller than 4 bytes.
548 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
551 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
553 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
554 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
555 (ASM_OUTPUT_ALIGNED_BSS): Delete.
556 * config/mips/mips.c (mips_output_aligned_bss): Delete.
558 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
560 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
561 sibling calls to "mips16" functions if the function satisfies
562 const_call_insn_operand.
564 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
566 * config/mips/mips.c (mips_va_start): Fix types in calls
569 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
571 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
574 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
576 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
577 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
578 instead of checking mips_isa.
580 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
582 * doc/invoke.texi (-mpaired-single): Don't say that the option
583 requires 64-bit code.
584 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
585 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
586 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
587 V2SF if ISA_MIPS32R2.
588 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
589 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
590 to ISA_HAS_NMADD_NMSUB.
591 (mips_split_doubleword_move): Handle V2SF.
592 (mips_modes_tieable_p): New function.
593 (override_options): Report a warning rather than an error when
594 -mpaired-single is used on ISAs that don't support it; use
595 ISA_HAS_PAIRED_SINGLE to check that case.
596 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
597 and DF move splitters with a single MOVE64 splitter, thereby adding
599 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
600 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
601 (HALFMODE): Add V2SF.
602 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
603 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
604 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
605 (movv2sf_hardfloat_32bit): New pattern.
606 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
607 TARGET_DOUBLE_FLOAT conditions.
609 2007-10-20 Jakub Jelinek <jakub@redhat.com>
611 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
612 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
613 64-bit register in 64-bit libgcc.
615 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
617 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
618 * config/avr/avr.h (LINK_SPEC): Likewise.
619 (CRT_BINUTILS_SPECS): Likewsie.
620 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
622 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
624 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
625 and -Wfatal-errors together.
627 2007-10-20 Alan Modra <amodra@bigpond.net.au>
630 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
631 change for vrsave, ie restore after frame pop.
633 2007-10-19 David S. Miller <davem@davemloft.net>
635 * config/sparc/niagara2.md: Fix copyright notice.
637 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
639 PR tree-optimization/23820
640 PR tree-optimization/24309
641 PR tree-optimization/33766
642 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
643 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
644 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
645 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
646 * tree-loop-linear.c (perfect_loop_nest_depth): New.
647 (linear_transform_loops): Use perfect_loop_nest_depth.
648 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
649 should have a single condition: their exit.
651 2007-10-19 Richard Guenther <rguenther@suse.de>
655 * stor-layout.c (layout_type): Assert that aggregates do not
656 have their alias sets set.
657 * alias.c (get_alias_set): Return alias set zero for incomplete
658 types, return the alias set of the element for incomplete array
659 types, but do not remember these.
661 2007-10-19 Richard Guenther <rguenther@suse.de>
664 2007-10-19 Richard Guenther <rguenther@suse.de>
667 * tree.c (build_array_type): Do not re-layout unbound array
670 2007-10-19 Richard Guenther <rguenther@suse.de>
673 * tree.c (build_array_type): Do not re-layout unbound array
676 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
678 * config/mips/mips.c (mips_canonicalize_comparison): Check
679 mips_relational_operand_ok_p before trying to rewrite the test.
680 Only calculate PLUS_ONE if needed.
681 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
684 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
686 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
689 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
691 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
692 the call uses the incoming value of $2.
694 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
696 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
697 rather then gen_rtx_MEM.
698 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
700 (mips_set_return_address): Likewise.
701 (mips_restore_gp): Likewise.
703 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
705 * config/mips/mips.c (gpr_mode): Delete.
706 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
708 (mips_for_each_saved_reg): Likewise.
709 (mips_expand_prologue, mips_expand_epilogue): Likewise.
710 (override_options): Don't initialize gpr_mode.
711 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
713 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
715 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
717 (mips_class_max_nregs): Calculate the smallest consituent register
718 size and use that to determine an upper bound on the number of
721 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
723 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
725 (mips_expand_epilogue): ...here.
726 (mips_mdebug_abi_name): New function, split out from...
727 (mips_file_start): ...here.
728 (mips_hard_regno_mode_ok_p): New function, split out from...
729 (override_options): ...here.
730 (mips_expand_builtin_1): New function, split out from...
731 (mips_expand_buitin): ...here. Abort if we don't recognize
734 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
736 * config/mips/mips.c (build_mips16_function_stub): Load the
737 target address into $1 before transfering the arguments.
738 Don't use ".set noreorder".
739 (build_mips16_call_stub): Likewise.
741 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
743 * config/mips/mips.c (mips_output_32bit_xfer): New function.
744 (mips_output_64bit_xfer): Likewise.
745 (mips16_fp_args): Rename to...
746 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
747 with a DIRECTION argument. Use mips_output_32bit_xfer and
748 mips_output_64bit_xfer.
749 (build_mips16_function_stub): Update accordingly.
750 (mips16_fpret_double): Delete.
751 (build_mips16_call_stub): Update after above changes.
752 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
753 of mips16_fpret_double. Use GP_REG_RETURN.
755 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
757 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
758 use asm_out_file instead.
759 (build_mips16_function_stub): Likewise.
760 (build_mips16_call_stub, mips_output_function_prologue): Update
763 2007-10-18 David S. Miller <davem@davemloft.net>
765 Add Niagara-2 support.
766 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
767 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
768 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
769 (include): Add inclusion of niagara2.md
770 * config/sparc/sparc.c (niagara2_costs): New.
771 (sparc_override_options): Add niagara2 entry to cpu_default[]
772 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
773 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
774 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
775 (sparc_initialize_trampoline): Handle niagara2 like niagara.
776 (sparc64_initialize_trampoline): Likewise.
777 (sparc_use_sched_lookahead): Likewise.
778 (sparc_issue_rate): Likewise.
779 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
781 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
782 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
784 (PROCESSOR_NIAGARA2): New.
785 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
786 (BRANCH_COST): Likewise.
787 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
788 * config/sparc/sol2.h: Likewise.
789 * config/sparc/niagara2.md: New file.
791 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
793 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
795 (mips_compute_frame_info): Remove associated code.
796 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
798 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
800 * config/mips/mips-protos.h (compute_frame_size): Delete.
801 * config/mips/mips.h: Update comments.
802 * config/mips/mips.c (mips_frame_info): Remove initialized.
803 (compute_frame_size): Rename to...
804 (mips_compute_frame_info): ...this and make static. Remove the
805 SIZE argument and return no value. Remove the setting of initialized.
806 Update rest of file accordingly.
807 (mips_set_return_address): Don't call compute_frame_size.
808 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
809 Don't call compute_frame_size.
811 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
813 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
814 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
815 mips_hard_frame_pointer_required.
816 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
818 * config/mips/mips.c (mips_frame_pointer_required): New function.
820 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
822 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
823 and hard_frame_pointer_offset.
824 (mips_debugger_offset): Use hard_frame_pointer_offset.
825 (mips16e_collect_argument_save_p): Likewise.
826 (compute_frame_size): Initialize arg_pointer_offset and
827 hard_frame_pointer_offset.
828 (mips_initial_elimination_offset): Use them.
829 (mips_output_function_prologue): Use hard_frame_pointer_offset.
830 (mips_expand_prologue, mips_expand_epilogue): Likewise.
832 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
834 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
836 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
837 "unsigned int" rather than "int" and put them with the other
838 register-related fields. Put expanded comments above fields
839 rather than to their right.
840 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
841 with a NUM_REGS_PTR argument.
842 (mips16e_save_restore_pattern_p): Update accordingly.
843 (compute_frame_size): Clarify frame diagram. Rewrite.
845 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
847 * config/mips/mips-ftypes.def: New file.
848 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
849 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
850 (mips_function_type): Redefine using mips-ftypes.def.
851 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
852 (mips_builtin_vector_type): New function.
853 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
854 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
855 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
856 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
858 (mips_build_function_type): New function.
859 (mips_init_builtins): Use it to create types lazily.
861 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
863 * config/mips/mips.h (set_volatile): Delete.
864 * config/mips/mips.c (set_volatile): Delete.
865 (mips_print_operand_punctuation): New function, split out from
866 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
867 Use the same character ordering in the code and the comments.
868 Use a recursive call to handle '*'. Abort on unknown characters.
869 (mips_init_print_operand_punct): New function, split out from
871 (mips_print_int_branch_condition): New function, split out from
872 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
873 to report unexpected codes.
874 (mips_print_float_branch_condition): New function, split out from
875 print_operand. Use output_operand_lossage to report unexpected codes.
876 (print_operand): Rework to use a case statement. Use the
877 same letter ordering in the code and the comments. Use
878 output_operand_lossage to report unexpected codes and
879 reverse_condition to handle inverted branch conditions.
880 (override_options): Use mips_init_print_operand_punct.
882 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
884 * config/mips/mips.h: Move variable declarations to end of file and
885 enclose them all in #ifndef USED_FOR_TARGET.
886 * config/mips/mips.c: Reorder functions into more logical groups,
887 and so that callees appear before callers. Put the targetm
888 initializer at the end of the file. Remove forward static
889 declarations where possible.
890 (mips_init_builtins): Add "static" to definition.
891 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
893 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
895 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
896 (TARGET_MAX_ANCHOR_OFFSET): Delete.
897 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
898 (mips_set_mips16_mode): Initialize min_anchor_offset and
899 max_anchor_offset directly to constants.
901 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
903 * config/mips/mips.c: Delete trailing whitespace.
905 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
907 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
908 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
910 * config/mips/mips.md (load_call<mode>): Don't make the unspec
911 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
913 2007-10-18 David Daney <ddaney@avtrex.com>
915 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
916 reg_offset variable to calculate register locations.
918 2007-10-18 Richard Guenther <rguenther@suse.de>
920 * tree-ssa.c (uid_ssaname_map_eq): New function.
921 (uid_ssaname_map_has): Likewise.
922 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
923 * tree-flow.h (struct gimple_df): Make default_defs a
925 * tree-dfa.c (gimple_default_def): Deal with it.
926 (set_default_def): Likewise.
928 2007-10-18 Richard Guenther <rguenther@suse.de>
930 * tree-flow.h (struct gimple_df): Make referenced_vars
932 (uid_decl_map_eq): Declare.
933 (uid_decl_map_hash): Likewise.
934 * tree-ssa.c (uid_decl_map_eq): New function.
935 (uid_decl_map_hash): Likewise.
936 (init_tree_ssa): Make referenced_vars a uid_decl_map.
937 * tree-flow-inline.h (first_referenced_var): Deal with
938 the referenced_vars representation change.
939 (next_referenced_var): Likewise.
940 * tree-dfa.c (referenced_var_lookup): Likewise.
941 (referenced_var_check_and_insert): Likewise.
942 (remove_referenced_var): Likewise.
944 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
946 * config/mips/mips.c (mips_dwarf_register_span): New.
947 (TARGET_DWARF_REGISTER_SPAN): Define.
949 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
951 * config.gcc : update score-*-elf(extra_objs).
952 * config/score/mac.md : Remove.
953 * config/score/misc.md : Remove.
954 * config/score/score7.md : Remove.
955 * config/score/score-mdaux.h : Remove.
956 * config/score/score-mdaux.c : Remove.
957 * config/score/score-version.h : Remove.
958 * config/score/score-generic.md : New.
959 * config/score/score3.h : New.
960 * config/score/score3.c : New.
961 * config/score/score7.h : New.
962 * config/score/score7.c : New.
963 * config/score/mul-div.S : add flush_cache score3 support.
964 * config/score/elf.h : Fix some typos.
965 * config/score/score.md : merge score3 and score7 pattern.
966 * config/score/score.c : use to seperate which target it used.
967 * config/score/score.h : use to seperate the target macro.
968 * config/score/score.opt : remove -mmac option , add -mscore3,
969 -mscore3d and -march OPTION support.
971 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
973 * cfgexpand.c (expand_stack_vars): Add checking to make sure
974 that the offset of a variable is not greater than the size
977 2007-10-17 Anatoly Sokolov <aesok@post.ru>
979 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
980 atmega88p, atmega168p and atmega328p devices.
981 * config/avr/avr.h (LINK_SPEC): (Ditto.).
982 (CRT_BINUTILS_SPECS): (Ditto.).
983 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
985 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
987 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
989 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
990 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
991 (print_insn): Move declaration to ...
992 * rtl.h (print_insn): ... here.
994 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
996 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
997 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
998 m68k_sched_branch_type): Move declarations to ...
999 * config/m68/m68k-protos.h: ... here.
1001 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
1003 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
1005 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1007 * config/avr/avr.c (avr_mcu_types): Add attiny48.
1008 * config/avr/avr.h (LINK_SPEC): Likewise.
1009 (CRT_BINUTILS_SPECS): Likewsie.
1010 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1012 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
1014 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
1015 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
1016 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1018 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1021 * reg-stack.c (move_for_stack_reg): Swap input argument of
1022 UNSPEC_TAN insn to the top of the stack.
1024 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
1028 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
1029 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
1030 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
1031 immediate shift value.
1032 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1033 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1034 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
1035 Remove macros for !__OPTIMIZE__ case.
1037 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
1039 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
1041 (perform_var_substitution): Only DFS from real nodes. Don't test
1043 (unite_pointer_equivalences): Fix broken test.
1045 2007-10-17 Alan Modra <amodra@bigpond.net.au>
1047 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
1048 altivec sp_offset. Rearrange sp_offset assignments to
1049 correspond to stack adjustments. Use frame_reg_rtx for
1050 SPE register restores. Correct SPE stack adjustment.
1052 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1054 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
1055 * toplev.c (check_global_declaration_1): Use appropriate warning
1056 option instead of unnamed warning.
1057 * stor-layout.c (layout_decl): Likewise.
1058 * c-typeck.c (build_conditional_expr): Likewise.
1059 (build_compound_expr): Fix wrong comment.
1060 (build_binary_op): Use appropriate warning option instead of
1062 * cfgexpand.c (tree_expand_cfg): Likewise.
1063 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1064 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
1065 (execute_warn_function_return): Likewise.
1066 * stmt.c (warn_if_unused_value): Likewise.
1068 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
1070 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
1071 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
1073 (CRT_BINUTILS_SPECS): Likewsie.
1074 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1076 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
1079 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
1081 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1083 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
1084 (fini_dce): Only release them for the fast pass.
1085 (end_ud_dce): Delete.
1086 (rest_of_handle_ud_dce): Do not modify df_in_progress.
1087 Call fini_dce instead of end_ud_dce.
1088 (rest_of_handle_fast_dce): Do not modify df_in_progress.
1089 (run_fast_df_dce): Reset df_in_progress to false on exit.
1091 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
1092 Maxim Kuvyrkov <maxim@codesourcery.com>
1094 * target.h (unspec_may_trap_p): New target hook.
1095 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
1096 * targhooks.c (default_unspec_may_trap_p): Default implementation of
1098 * targhooks.h (default_unspec_may_trap_p): Declare it.
1099 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
1100 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
1101 * rtl.h (may_trap_p_1): Declare.
1103 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
1104 override default hook implementation.
1105 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
1108 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1110 * doc/invoke.texi (Wextra): Move it just after Wall, list the
1111 options enabled by Wextra and mention Wuninitialized.
1113 2007-10-15 Nigel Stephens <nigel@mips.com>
1115 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
1117 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1119 PR tree-optimization/33136
1120 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
1122 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1124 PR tree-optimization/33735
1125 PR tree-optimization/33572
1126 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
1127 2007-10-09's change.
1128 * except.c (duplicate_eh_regions): Don't look for prev_try
1129 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
1131 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
1134 * tree-inline.c (copy_bb): Use bsi_replace to replace a
1135 __builtin_va_arg_pack-containing call stmt.
1137 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
1139 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
1142 2007-10-15 Jakub Jelinek <jakub@redhat.com>
1144 PR tree-optimization/33619
1145 * tree-ssa-ter.c (is_replaceable_p): Return false for all
1148 2007-10-15 David Edelsohn <edelsohn@gnu.org>
1150 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
1152 2007-10-15 Richard Guenther <rguenther@suse.de>
1154 * fold-const.c (extract_array_ref): Remove.
1155 (fold_comparison): Handle POINTER_PLUS_EXPR with the
1156 generic address expression comparison folding. Remove
1157 the folding that used extract_array_ref.
1159 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1162 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
1163 speculation type of insn can be changed before trying to do that.
1165 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
1167 * dse.c (struct insn_info): Add 'frame_read' field.
1168 (scan_insn): For the call to a const function, set frame_read if
1169 reload has been run.
1170 If the insn reads the frame, kill the frame related stores.
1171 (scan_reads_nospill): Likewise.
1173 2007-10-14 Jason Merrill <jason@redhat.com>
1175 * tree-eh.c (optimize_double_finally): Don't assume that the
1176 cleanup we're duplicating is only one statement.
1178 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
1180 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
1181 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
1182 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
1183 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
1184 tree-vect-transform.c: Fix comment typos.
1185 * doc/extend.texi: Fix a typo.
1187 * c-common.h: Remove the prototype for c_expand_body.
1188 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
1189 * tree.h: Remove the prototype for fold_build_call_expr.
1191 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
1193 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
1195 2007-10-13 David Edelsohn <edelsohn@gnu.org>
1197 * config/rs6000/aix53.h: New file.
1198 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
1199 (TARGET_ALTIVEC_ABI): Same.
1200 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
1201 (TARGET_ALTIVEC_ABI): Delete.
1202 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
1203 stanza defaulting to aix5.3.
1205 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1207 * config/i386/i386.md (SI_REG, DI_REG): New constants.
1208 (strmov): Use defined constants.
1209 (cmpstrnsi): Likewise.
1210 * config/i386/i386.c (decide_alg): Use defined constants.
1211 (ix86_expand_strlen): Likewise.
1213 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
1215 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
1216 * var-tracking.c (micro_operation_def): Update comment on u.loc.
1217 (mode_for_reg_attrs, var_lowpart): New functions.
1218 (add_uses): Consider recording a lowpart of LOC for MO_USE.
1219 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
1220 or copy is known, set LOC to the SET that performs the set, instead
1222 (find_src_status, find_src_set_src): Remove LOC parameter.
1223 Replace INSN with the source value.
1224 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
1225 handling MO_SET and MO_COPY. Update the calls to find_src_status
1226 and find_src_set_src.
1228 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
1231 * config/i386/i386.md (strmov): Check for esi and edi usage.
1232 * config/i386/i386.c (decide_alg): Check whether we can use a
1233 rep prefix and adjust algorithm choice accordingly.
1234 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
1236 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1238 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
1240 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1242 * global.c (build_insn_chain): Formatting fixes.
1244 2007-10-12 Richard Guenther <rguenther@suse.de>
1246 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
1247 combining both operands require either both have single uses
1248 or combining to a constant.
1250 2007-10-12 Richard Guenther <rguenther@suse.de>
1253 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
1254 a rhs with side-effects or which is a load.
1255 (forward_propagate_into_cond): Also try combining both operands.
1257 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
1259 PR tree-optimization/33742
1260 * tree-vect-transform.c (vectorizable_operation): Return false
1261 if get_vectype_for_scalar_type for scalar_dest can't be determined.
1262 (vectorizable_call): Same for rhs_type and lhs_type.
1264 2007-10-12 Jakub Jelinek <jakub@redhat.com>
1266 PR tree-optimization/33645
1267 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
1268 pass it to walk_tree.
1269 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
1270 When calling set_is_used on a VAR_DECL, if data is not NULL and
1271 its DECL_UID is in the bitmap, call mark_all_vars_used on its
1272 DECL_INITIAL after clearing the bit in bitmap.
1273 (remove_unused_locals): Adjust mark_all_vars_used callers.
1274 Instead of removing unused global vars from unexpanded_var_list
1275 immediately record them in bitmap, call mark_all_vars_used on
1276 all used global vars from unexpanded_var_list and only purge
1277 global vars that weren't found used even during that step.
1279 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1281 * gthr-posix.h (__gthread_active_init): Create detached instead of
1282 joinable thread when testing whether threads are active on hppa-hpux.
1283 * gthr-posix95.h (__gthread_active_init): Likewise.
1285 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1288 * global.c (build_insn_chain): Include insn that occur between
1291 2007-10-11 Tom Tromey <tromey@redhat.com>
1293 * gengtype-yacc.y: Delete.
1295 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
1298 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
1299 function_value_32, function_value_64, function_value_ms_64,
1300 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
1301 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
1304 2007-10-11 Richard Guenther <rguenther@suse.de>
1306 * gcse.c (hash_scan_set): If the next nonnote insn is in
1307 a different basic block insert the set.
1309 2007-10-11 Richard Guenther <rguenther@suse.de>
1312 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
1313 (verify_gimple_expr): Use it to verify pointer-to types for
1316 2007-10-11 Richard Guenther <rguenther@suse.de>
1319 * c-typeck.c (build_array_ref): Do not strip qualifiers from
1320 the array element type.
1322 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1324 PR rtl-optimization/33638
1325 * dse.c (struct insn_info): Remove 'stack_read' field,
1326 add 'stack_pointer_based' field.
1327 (record_store): For a store with non-constant base, record
1328 whether it is stack pointer based.
1329 (scan_insn): For the call to a const function, remove stack
1330 pointer based stores from the list of local active stores.
1331 (scan_reads_nospill): Delete code dealing with const functions.
1333 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
1335 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
1337 (conflict_p, set_conflict, set_conflicts): Likewise.
1338 * global.c (global_alloc): Likewise.
1339 * ra.h: Update prototypes.
1341 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
1343 * opth-gen.awk: Fixed generation of comment stating the origin
1346 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
1349 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1350 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1351 and '%}', respectively.
1354 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1355 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1356 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1358 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1362 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1363 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1364 syntax for ASSEMBLER_DIALECT.
1365 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1367 2007-10-10 Revital Eres <eres@il.ibm.com>
1369 * modulo-sched.c (check_nodes_order): Dump the final order of
1371 (get_sched_window): Add dump info.
1372 (calculate_order_params): Dump order params of the nodes.
1374 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1377 * ra-conflict.c (record_one_conflict_between_regnos,
1378 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
1379 (global_conflicts): Enhanced incorrect check.
1381 2007-10-09 Geoffrey Keating <geoffk@apple.com>
1383 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
1384 if flag_exceptions is not set.
1385 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
1386 assemble_name rather than incorrectly emulating it.
1388 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
1389 friends are removed from G++.
1391 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1393 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
1394 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
1395 enabling them is redundant. Don't check two times for
1398 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
1400 * ra-conflict.c (record_one_conflict_between_regnos): Revert
1402 (set_conflicts_for_earlyclobber): Likewise.
1403 (global_conflicts): Likewise.
1405 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1407 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
1408 and '%}', respectively.
1410 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
1412 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
1413 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
1415 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
1418 2007-10-09 Richard Guenther <rguenther@suse.de>
1421 * gimplify.c (canonicalize_component_ref): Honor qualifiers
1422 of referenced structure and component.
1424 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
1427 * ra-conflict.c (record_one_conflict_between_regnos,
1428 set_conflicts_for_earlyclobber, global_conflicts): Improved
1430 (global_conflicts): Removed incorrect check.
1432 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1434 PR tree-optimization/33615
1435 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
1436 if the statement might throw. Fix formatting.
1438 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
1440 PR tree-optimization/33615
1441 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
1442 if the rhs might throw.
1444 2007-10-09 Jan Hubicka <jh@suse.cz>
1446 * invoke.texi (align-threshold, align-loop-iterations): Document.
1447 * final.c: Include cfgloop.h, params.h
1448 (compute_alignments): Dump decisions and compare them with loop
1449 structure; honor given parameters.
1450 (pass_compute_alignments): New dump file.
1451 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
1452 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
1454 2007-10-09 James E. Wilson <wilson@specifix.com>
1456 PR tree-optimization/33655
1458 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
1459 convert it to bitsizetype before size_binop call.
1461 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1463 PR tree-optimization/33572
1464 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
1465 the absence of a corresponding edge from the exit block.
1467 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
1470 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
1472 (sra_build_assignment): Likewise. Set up mask depending on
1473 precision, not type.
1474 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
1475 computing bit masks.
1476 (sra_build_elt_assignment): Don't view-convert from signed to
1478 (sra_explode_bitfield_assignment): Use bit-field type if
1479 possible. Use BYTES_BIG_ENDIAN.
1481 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
1484 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
1485 the original stmt can throw.
1486 (sra_build_bf_assignment): Fix type mismatch when applying negated
1489 2007-10-08 Geoffrey Keating <geoffk@apple.com>
1491 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
1492 '#pragma mark' to be executed at preprocessing time.
1494 2007-10-08 Ollie Wild <aaw@google.com>
1496 * varasm.c (compare_constant): Removed call to
1497 lang_hooks.expand_constant.
1498 (copy_constants): Removed call to lang_hooks.expand_constant.
1499 (compute_reloc_for_constant): Removed call to
1500 lang_hooks.expand_constant.
1501 (output_addressed_constants): Removed call to
1502 lang_hooks.expand_constant.
1503 (constructor_static_from_elts_p): Removed call to
1504 lang_hooks.expand_constant.
1505 (output_constant): Removed calls to lang_hooks.expand_constant.
1506 * langhooks.h (struct lang_hooks): Removed field expand_constant.
1507 * langhooks-def.h (lhd_return_tree): Removed.
1508 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
1509 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
1510 * langhooks.c (lhd_return_tree): Removed.
1512 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
1514 * combine.c (setup_incoming_promotions): Ensure that
1515 arguments that have not undergone mode promotions do not
1516 incorrectly get marked as being sign- or zero-extended.
1518 2007-10-08 Richard Guenther <rguenther@suse.de>
1523 * fold-const.c (fold_binary): Use correct types in folding
1524 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
1525 and building of RROTATE_EXPR.
1527 2007-10-08 Richard Guenther <rguenther@suse.de>
1532 * fold-const.c (fold_binary): Use the correct types when
1533 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
1534 (fold_binary): Use the correct types when folding
1535 (-A) - B to (-B) - A.
1536 (fold_unary): Use the correct types when folding ~(X).
1538 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * doc/invoke.texi (Wall): fix formatting issues.
1542 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
1544 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
1545 truncated shift counts.
1547 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
1549 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
1550 syntax for ASSEMBLER_DIALECT.
1551 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
1553 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1554 Nathan Froyd <froydnj@codesourcery.com>
1556 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
1557 when determining whether to record INCOMING_RETURN_ADDR_RTX.
1559 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
1562 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1564 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1565 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1566 the function, temporarily point the debug interface to the null one.
1568 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1570 PR tree-optimization/33655
1572 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
1575 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
1577 PR tree-optimization/33572
1578 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
1579 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
1580 (update_ssa_across_abnormal_edges): ... this. Set slots in the
1582 (copy_edges_for_bb): Handle nonlocal label edges.
1583 (make_nonlocal_label_edges): Deleted.
1584 (optimize_inline_calls): Don't call it.
1586 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
1588 * gthr-single.h: Revert last change.
1590 2007-10-05 Michael Matz <matz@suse.de>
1593 * lower-subreg.c (decompose_multiword_subregs): Use
1594 validate_unshare_change().
1596 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
1598 * ra-conflict.c: Include "sparseset.h".
1599 (conflicts): Change to HOST_WIDEST_FAST_INT.
1600 (allocnos_live): Redefine variable as a sparseset.
1601 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE): Delete macros.
1602 (allocno_row_words): Removed global variable.
1603 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
1604 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
1605 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
1606 (record_one_conflict_between_regnos): Cache allocno values and reuse.
1608 (record_one_conflict): Update uses of allocnos_live to use
1609 the sparseset routines. Use set_conflicts_p.
1610 (mark_reg_store): Likewise.
1611 (set_reg_in_live): Likewise.
1612 (global_conflicts): Update uses of allocnos_live.
1613 Use the new adjacency list to visit an allocno's neighbors
1614 rather than iterating over all possible allocnos.
1615 Call set_conflicts_p to setup conflicts rather than adding
1617 * global.c: Comments updated.
1618 (CONFLICTP): Delete define.
1619 (regno_compare): New function. Add prototype.
1620 (global_alloc): Sort the allocno to regno mapping according to
1621 which basic blocks the regnos are referenced in. Modify the
1622 conflict bit matrix to a compressed triangular bitmatrix.
1623 Only allocate the conflict bit matrix and adjacency lists if
1624 we are actually going to allocate something.
1625 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
1626 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
1627 allocno's neighbors rather than iterating over all possible allocnos.
1628 (mirror_conflicts): Removed function.
1629 (dump_conflicts): Iterate over regnos rather than allocnos so
1630 that all dump output will be sorted by regno number.
1631 Use the FOR_EACH_CONFLICT macro.
1632 * ra.h: Comments updated.
1633 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
1634 (partial_bitnum, max_bitnum, adjacency, adjacency_pool): Add prototypes.
1635 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
1636 (adjacency_list_d, adjacency_iterator_d): New types.
1637 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
1638 adjacency_iter_next, regno_basic_block): New static inline functions.
1639 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
1640 (conflict_p): Add function prototype.
1641 * sparseset.h, sparseset.c: New files.
1642 * Makefile.in (OBJS-common): Add sparseset.o.
1643 (sparseset.o): New rule.
1645 2007-10-05 Richard Guenther <rguenther@suse.de>
1648 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
1651 2007-10-05 Michael Matz <matz@suse.de>
1654 * function.c (match_asm_constraints_1): Check for input
1655 being used in the outputs.
1657 2007-10-05 Richard Guenther <rguenther@suse.de>
1659 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
1661 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
1664 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
1665 subset checks. Make the cost of FPR -> FPR moves depend on
1666 mips_mode_ok_for_mov_fmt_p.
1668 2007-10-04 Doug Kwan <dougkwan@google.com>
1670 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
1671 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1672 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1673 support of conditional variables.
1674 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
1675 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1676 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
1677 support of conditional variables.
1678 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
1679 __gthread_cond_wait_recursive): Add to extend interface for POSIX
1680 conditional variables.
1681 * gthr.h: Update comments to document new interface.
1683 2007-10-04 Geoffrey Keating <geoffk@apple.com>
1685 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
1688 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1690 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
1692 2007-10-04 Richard Guenther <rguenther@suse.de>
1695 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
1696 does not need to be of INTEGER_TYPE.
1697 (verify_gimple_2): New function split out from ...
1698 (verify_gimple_1): ... here. ICE if there was an error during
1701 2007-10-04 Michael Matz <matz@suse.de>
1703 PR rtl-optimization/33653
1704 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
1705 * dse.c (scan_insn): Same.
1707 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1709 * config.gcc: Remove USE_GAS for m68k targets.
1711 2007-10-04 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/33627
1714 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
1715 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
1717 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
1718 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
1720 2007-10-04 Anatoly Sokolov <aesok@post.ru>
1722 * config/avr/avr.c (commands_in_file, commands_in_prologues,
1723 commands_in_epilogues): Remove variables.
1724 (avr_file_start): Remove unneded initializations of commands_in_file,
1725 commands_in_prologues and commands_in_epilogues variables.
1726 (avr_file_end): Remove dead code.
1728 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
1730 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
1731 MOTOROLA is to true.
1733 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
1736 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
1737 (mips_split_doubleword_move): ...this.
1738 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
1739 use natural endianness for multi-format FPR values.
1740 (mips_split_64bit_move): Rename to...
1741 (mips_split_doubleword_move): ...this and extend to 64-bit words.
1742 Use move_doubleword_fpr* patterns for moves involving FPRs.
1743 (mips_save_reg): Update the call to mips_split_64bit_move.
1744 (mips_secondary_reload_class): Return NO_REGS for any reload of a
1745 nonzero constant into an FPR if the constant can be forced to memory.
1746 * config/mips/mips.md: Update the splitter calls to
1747 mips_split_64bit_move.
1748 (UNSPEC_LOAD_DF_LOW): Rename to...
1749 (UNSPEC_LOAD_LOW): ...this.
1750 (UNSPEC_LOAD_DF_HIGH): Rename to...
1751 (UNSPEC_LOAD_HIGH): ...this.
1752 (UNSPEC_STORE_DF_HIGH): Rename to...
1753 (UNSPEC_STORE_WORD): ...this.
1754 (SPLITF): New mode iterator.
1755 (HALFMODE): New mode attribute.
1756 (movtf): New expander.
1757 (*movtf_internal): New define_insn_and_split.
1758 (move_doubleword_fpr<mode>): New expander.
1759 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
1761 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
1762 (mfhc1<mode>): ...these more general patterns.
1764 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1766 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
1768 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
1770 * gcse.c (hash_scan_set): Insert set in insn before note at
1771 the end of basic block.
1773 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
1775 PR tree-optimization/33576
1776 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
1777 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
1778 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
1779 (remove_iv): Declared.
1780 * lambda-code.c (remove_iv): Not static.
1781 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
1782 Don't remove ivs there, save ivs in the buffer.
1784 2007-10-03 Jason Merrill <jason@redhat.com>
1787 * tree-eh.c (same_handler_p): New fn.
1788 (optimize_double_finally): New fn.
1789 (refactor_eh_r): New fn.
1790 (refactor_eh): New fn.
1791 (pass_refactor_eh): New pass.
1792 * tree-pass.h: Declare it.
1793 * passes.c (init_optimization_passes): Add it.
1795 2007-10-03 Doug Kwan <dougkwan@google.com>
1796 Richard Guenther <rguenther@suse.de>
1799 * dwarf2out.c (reference_to_unused): Disable sanity checking,
1800 be conservative instead.
1802 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1805 * doc/invoke.texi (-fwhole-program): Document that Fortran
1806 doesn't support this option.
1808 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
1811 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
1814 2007-10-02 David Daney <ddaney@avtrex.com>
1816 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
1817 against constant zero.
1818 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
1821 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
1823 * ra-conflict.c: New file.
1825 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
1826 usage to DF_LIVE usage.
1827 (reload): Remove reference to df_get_live_top.
1828 * rtlanal.c (subreg_nregs_with_regno): New function.
1829 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
1830 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
1831 (df_has_eh_preds): Removed.
1832 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
1833 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
1835 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
1836 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
1837 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
1838 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
1839 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
1840 (global_alloc): Turn off rescanning insns after call to
1841 global_conflicts and added call to set_preferences.
1842 (global_conflicts): Moved to ra-alloc.c.
1843 (set_preferences_1, set_preferences): New function.
1844 (mirror_conflicts): Changed types for various variables.
1845 (mark_elimination): Change DF_RA_LIVE
1846 usage to DF_LIVE usage.
1847 (build_insn_chain): Rewritten from scratch and made local.
1848 (print_insn_chain, print_insn_chains): New functions.
1849 (dump_conflicts): Do not print conflicts for fixed_regs.
1850 (rest_of_handle_global_alloc): Turn off insn rescanning.
1851 * hard-reg-set.h: Fixed comment.
1852 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
1853 usage to DF_LIVE usage and delete refs to TOP sets.
1854 (block_alloc): Mark regs as live if they are in the artificial
1855 defs at top of block.
1856 (find_stack_regs): New function.
1857 (rest_of_handle_local_alloc): Changed urec problem to live
1858 problem and do not turn off df rescanning.
1859 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
1860 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
1861 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
1862 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
1863 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
1864 fields in df_ref_flags. The rest have been renumbered.
1865 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
1867 * rtl.h (subreg_nregs_with_regno): New function.
1868 * df-problems.c: (df_get_live_out, df_get_live_in,
1869 df_get_live_top): Removed reference to DF_RA_LIVE.
1870 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
1871 df_live_alloc, df_live_reset, df_live_local_finalize,
1872 df_live_free): Make top set only if different from in set.
1873 (df_lr_top_dump, df_live_top_dump): Only print top set if
1874 different from in set.
1875 (df_lr_bb_local_compute): Removed unnecessary check.
1876 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
1877 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
1878 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
1879 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
1880 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
1881 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
1882 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
1883 df_urec_add_problem): Removed.
1884 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
1886 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
1887 * basic_block.h (bb_has_abnormal_pred): New function.
1888 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
1889 usage to DF_LIVE usage.
1891 2007-10-02 Revital Eres <eres@il.ibm.com>
1893 * config/rs6000/predicates.md (easy_vector_constant): Return false
1894 for 750CL paired vectors.
1895 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
1897 (vec_initv2sf): Add new description.
1898 (vconcatsf): Likewise.
1899 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
1900 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
1902 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1904 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
1905 sinking the last stmt in a BB.
1907 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
1910 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
1911 (sra_hash_tree): Handle BIT_FIELD_REFs.
1912 (sra_elt_hash): Don't hash bitfld blocks.
1913 (sra_elt_eq): Skip them in parent compares as well. Handle
1915 (build_element_name_1): Handle BIT_FIELD_REFs.
1916 (instantiate_element): Propagate nowarn from parents. Create
1917 BIT_FIELD_REF for variables that are widened by scalarization.
1918 Gimple-zero-initialize all bit-field variables that are not
1919 part of parameters that are going to be scalarized on entry.
1920 (instantiate_missing_elements_1): Return the sra_elt.
1921 (canon_type_for_field): New.
1922 (try_instantiate_multiple_fields): New. Infer widest possible
1923 access mode from decl or member type, but clip it at word
1924 size, and only widen it if a field crosses an alignment
1926 (instantiate_missing_elements): Use them.
1927 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1928 (scalar_bitfield_p): New.
1929 (sra_build_assignment): Optimize assignments from scalarizable
1930 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
1933 (sra_build_bf_assignment): New. Optimize assignments to
1934 scalarizable BIT_FIELD_REFs.
1935 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
1936 assignments to full variables.
1937 (generate_copy_inout): Use the new macros and functions.
1938 (generate_element_copy): Likewise. Handle bitfld differences.
1939 (generate_element_zero): Don't recurse for blocks. Use
1940 sra_build_elt_assignment.
1941 (generate_one_element_init): Take elt instead of var. Use
1942 sra_build_elt_assignment.
1943 (generate_element_init_1): Adjust.
1944 (bitfield_overlap_info): New struct.
1945 (bitfield_overlaps_p): New.
1946 (sra_explode_bitfield_assignment): New. Adjust widened
1947 variables to account for endianness.
1948 (sra_sync_for_bitfield_assignment): New.
1949 (scalarize_use): Re-expand assignment to/from scalarized
1950 BIT_FIELD_REFs. Explode or sync needed members for
1951 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
1952 (scalarize_copy): Use REPLDUP.
1953 (scalarize_ldst): Move assert before dereference. Adjust EH
1955 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1957 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
1959 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
1960 Rename CR_* constants to CMP_*. Fix spacing.
1962 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1965 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
1966 to be processed with the special script doc/install.texi2html.
1968 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1970 * doc/invoke.texi (Wall): List the options enabled by Wall.
1971 (Wstrict-aliasing): Add missing @option.
1973 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
1975 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
1976 rather than gen_lowpart to change a register from DImode to DFmode.
1977 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
1978 both FROM and TO are integer modes that are no bigger than 4 bytes.
1979 (mips_mode_ok_for_mov_fmt_p): New function.
1980 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
1981 (mips_secondary_reload_class): Tweak formatting and comments.
1982 Use reg_class_subset_p instead of direct comparisons with
1983 classes. Only allow direct FPR<->FPR moves for modes that
1984 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
1985 for 4- and 8-byte types. Handle reloads in which X is an FPR.
1986 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
1987 (*movdi_64bit): Likewise.
1988 (*movsi_internal): Likewise.
1989 (*movhi_internal): Likewise.
1990 (*movqi_internal): Likewise.
1992 2007-09-30 Diego Novillo <dnovillo@google.com>
1995 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
1998 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
2000 PR tree-optimization/33597
2001 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
2002 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
2004 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
2006 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
2007 instead of variants of (!reload_in_progress && !reload_completed).
2008 (x86_expand_vector_move): Ditto.
2010 2007-09-28 Ollie Wild <aaw@google.com>
2013 2007-09-27 Ollie Wild <aaw@google.com>
2015 * varasm.c (compare_constant): Removed call to
2016 lang_hooks.expand_constant.
2017 (copy_constants): Removed call to lang_hooks.expand_constant.
2018 (compute_reloc_for_constant): Removed call to
2019 lang_hooks.expand_constant.
2020 (output_addressed_constants): Removed call to
2021 lang_hooks.expand_constant.
2022 (constructor_static_from_elts_p): Removed call to
2023 lang_hooks.expand_constant.
2024 (output_constant): Removed calls to lang_hooks.expand_constant.
2025 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2026 * langhooks-def.h (lhd_return_tree): Removed.
2027 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2028 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2029 * langhooks.c (lhd_return_tree): Removed.
2031 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2034 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
2035 argument to gen_selb.
2037 2007-09-28 Chao-ying Fu <fu@mips.com>
2039 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
2040 * doc/libgcc.texi (Fixed-point fractional library routines):
2041 Fix typos for neg and cmp functions.
2043 2007-09-28 Michael Matz <matz@suse.de>
2045 PR rtl-optimization/33552
2046 * function.c (match_asm_constraints_1): Check for overlap in
2047 inputs and replace all occurences.
2049 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
2051 * config/mips/mips.c (override_options): Fix comment typo.
2053 2007-09-28 Jie Zhang <jie.zhang@analog.com>
2055 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
2056 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
2057 * config/bfin/t-bfin-linux (crti.o): Don't build.
2059 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2060 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
2062 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
2064 2007-09-27 Ollie Wild <aaw@google.com>
2066 * varasm.c (compare_constant): Removed call to
2067 lang_hooks.expand_constant.
2068 (copy_constants): Removed call to lang_hooks.expand_constant.
2069 (compute_reloc_for_constant): Removed call to
2070 lang_hooks.expand_constant.
2071 (output_addressed_constants): Removed call to
2072 lang_hooks.expand_constant.
2073 (constructor_static_from_elts_p): Removed call to
2074 lang_hooks.expand_constant.
2075 (output_constant): Removed calls to lang_hooks.expand_constant.
2076 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2077 * langhooks-def.h (lhd_return_tree): Removed.
2078 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2079 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2080 * langhooks.c (lhd_return_tree): Removed.
2082 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2085 * expr.c (emit_group_load_1): Split constant double when destination
2086 length is half source length.
2088 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
2090 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
2091 (mips_cpu_info): Add tune_flags.
2092 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
2093 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
2095 (override_options): Remove deprecation code. Use branch-likely
2096 instructions for optimize_size or if the tuning flags do not
2097 suggest otherwise. Tweak warning.
2098 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
2100 2007-09-27 Matthias Klose <doko@ubuntu.com>
2102 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
2103 multilib osdirname if it exists.
2104 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
2106 2007-09-27 Ian Lance Taylor <iant@google.com>
2108 PR tree-optimization/33565
2109 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
2110 assignments of comparisons.
2111 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
2112 parameter. Change caller. Defer overflow warnings around call to
2114 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
2115 TREE_NO_WARNING is set on the statement.
2116 * tree-ssa-forwprop.c
2117 (tree_ssa_forward_propagate_single_use_vars): Don't test
2118 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
2119 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2121 2007-09-27 Joseph Myers <joseph@codesourcery.com>
2123 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
2124 reduce offset by units of 0x10000 for SPE vector modes or modes
2125 used with E500 double instructions.
2127 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
2129 * simplify-rtx.c (comparison_result): New.
2130 (simplify_const_relational_operation): Use it instead of the five
2131 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
2132 Improve bounds-checking optimizations; remove subsumed POPCOUNT
2133 optimizations. Extract nonzero_address_p optimizations into a
2134 separate "if" together with optimizations where op1 is const0_rtx.
2135 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
2136 floating-point arguments too when appropriate. Hoist test for ABS
2137 outside the final switch statement.
2138 * cse.c (fold_rtx): Don't look for an IOR equivalent of
2139 folded_arg0 if we found a constant equivalent. Remove
2140 transformations done in simplify-rtx.c for "op0 RELOP op0".
2142 2007-09-27 Jakub Jelinek <jakub@redhat.com>
2144 * builtins.c (expand_builtin, expand_builtin_object_size,
2145 expand_builtin_memory_chk, maybe_emit_chk_warning,
2146 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
2148 * expr.c (expand_expr_real_1): Likewise.
2149 * langhooks-def.h (struct diagnostic_info): Add forward decl.
2150 (lhd_print_error_function): Add third argument.
2151 * langhooks.h (struct diagnostic_info): Add forward decl.
2152 (struct lang_hooks): Add third argument to print_error_function.
2153 * diagnostic.h (diagnostic_info): Add abstract_origin field.
2154 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
2156 (diagnostic_report_current_function): Likewise.
2157 * toplev.c (announce_function): Pass NULL as second argument to
2158 diagnostic_set_last_function.
2159 * diagnostic.c (diagnostic_report_current_function): Add second
2160 argument, pass it as third argument to lang_hooks.print_error_function.
2161 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
2162 to diagnostic_report_current_function.
2163 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
2164 and message.abstract_origin.
2165 (verbatim): Initialize abstract_origin.
2166 * pretty-print.h (text_info): Add abstract_origin field.
2167 * pretty-print.c (pp_base_format): Handle %K.
2168 * langhooks.c (lhd_print_error_function): Add third argument. If
2169 diagnostic->abstract_origin, print virtual backtrace.
2170 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2171 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
2172 (init_dynamic_diag_info): Likewise.
2174 2007-09-26 David Daney <ddaney@avtrex.com>
2177 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
2178 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
2179 sync_old_nand<mode>, sync_new_nand<mode>,
2180 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
2181 Update length attributes.
2182 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
2183 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
2185 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
2186 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
2187 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
2190 2007-09-26 Richard Guenther <rguenther@suse.de>
2192 PR tree-optimization/33563
2193 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
2194 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
2196 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
2197 get_use_of_stmt_lhs.
2199 2007-09-26 Joseph Myers <joseph@codesourcery.com>
2202 * c-common.c (complete_array_type): Diagnose too-large arrays and
2203 set type to error_mark_node.
2205 2007-09-26 Richard Guenther <rguenther@suse.de>
2207 PR tree-optimization/30375
2208 PR tree-optimization/33560
2209 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
2213 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
2215 * tree-ssa-dse.c (aggregate_vardecl_d): New.
2216 (dse_global_data): Add aggregate_vardecl field.
2217 (dse_possible_dead_store_p): New.
2218 Add prev_defvar variable.
2219 Allow immediate uses and previous immediate uses to differ
2220 if they are setting different parts of the whole.
2221 (get_aggregate_vardecl): New.
2222 (dse_record_partial_aggregate_store): New.
2223 (dse_whole_aggregate_clobbered_p): New.
2224 (dse_partial_kill_p): New.
2225 Call dse_maybe_record_aggregate_store().
2226 When checking whether a STMT and its USE_STMT refer to the
2227 same memory address, check also for partial kills that clobber
2229 Move some variable definitions to the block where they are used.
2230 (aggregate_vardecl_hash): New.
2231 (aggregate_vardecl_eq): New.
2232 (aggregate_vardecl_free): New.
2233 (aggregate_whole_store_p): New.
2234 (tree_ssa_dse): Initialize and free aggregate_vardecl.
2235 Mark which aggregate stores we care about.
2237 2007-09-25 DJ Delorie <dj@redhat.com>
2240 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
2243 2007-09-25 Michael Meissner <michael.meissner@amd.com>
2246 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
2247 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
2248 for vector int32 -> int64 conversions. Don't write beyond the end
2249 of the allocated vector for int32 -> int64 conversions.
2251 2007-09-25 Revital Eres <eres@il.ibm.com>
2253 * config/rs6000/paired.h (paired_sel): New.
2254 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
2255 (rs6000_expand_ternop_builtin): Pass zero const_double operand
2256 when expanding selv2sf.
2257 * config/rs6000/rs6000.h (rs6000_builtins): Add
2258 PAIRED_BUILTIN_SELV2SF4.
2260 2007-09-25 Joseph Myers <joseph@codesourcery.com>
2263 * c-typeck.c (default_conversion): Call require_complete_type
2264 before perform_integral_promotions.
2265 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
2266 (build_c_cast): Call require_complete_type except for casts to
2268 (convert_for_assignment): Call require_complete_type.
2270 2007-09-25 Revital Eres <eres@il.ibm.com>
2272 * config/spu/spu.md: Fix doloop pattern.
2274 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
2276 * config/bfin/bfin.c (expand_prologue_reg_save,
2277 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
2279 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
2280 ... from here. New argument ALL; callers changed.
2281 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
2282 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
2283 have the "saveall" attribute.
2285 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
2287 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
2289 (INCOMING_REGNO, OUTGOING_REGNO): Define.
2290 * config/mmix/mmix.c (mmix_opposite_regno): New function.
2291 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
2293 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
2294 with REG_P tests before REGNO access.
2296 2007-09-24 DJ Delorie <dj@redhat.com>
2299 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
2301 (movqicc_<code>_<mode>): Likewise.
2302 (movhicc_<code>_<mode>): Likewise.
2304 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
2307 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
2308 register for reload.
2310 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
2313 * config/i386/i386.c (ix86_comp_type_attributes): Check
2316 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2318 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
2319 "move.l %a4,%a4" to produce nops.
2320 * config/m68k/m68k.c (override_options): Reset align options,
2321 if neccessary align macro isn't avaible.
2323 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2325 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
2327 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2329 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
2331 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
2332 reload is completed.
2333 (peephole pattern): Convert most of them to RTL peephole pattern.
2335 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2337 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
2338 (moved from fp compare patterns).
2339 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
2340 Cleanup predicates to relieve reload.
2341 (conditional_trap): Reject conditional trap with fp condition.
2342 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
2343 certain constants early.
2345 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
2347 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
2349 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
2351 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
2352 Allow --with-tune=cell and --with-cpu=cell.
2354 2007-09-24 David Edelsohn <edelsohn@gnu.org>
2356 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
2357 * config/rs6000/rs6000.opt (swdiv): Change option to ...
2359 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
2361 (TARGET_BUILTIN_RECIPROCAL): Use it.
2362 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
2363 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
2364 (rs6000_emit_swrsqrtsf): New.
2365 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
2367 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
2368 (divsf3): Remove swdiv support.
2371 (rsqrt_internal1): New.
2372 (divdf3): Remove swdiv support.
2375 2007-09-24 Jakub Jelinek <jakub@redhat.com>
2378 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
2380 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
2381 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
2382 * tree.c (type_hash_eq): For FUNCTION_TYPE use
2383 lang_hooks.type.type_hash_eq in addition to generic tests.
2385 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
2386 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
2388 * tree-inline.h (eni_weights): Add field target_builtin_cost to
2389 reflect the cost per call to a target specific builtin.
2390 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
2391 call to a target specific builtin, then use target_builtin_call_cost.
2392 (init_inline_once): Initialize target_builtin_call_cost field.
2394 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
2397 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
2400 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
2402 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2403 * configure: Regenerated.
2405 2007-09-23 Ollie Wild <aaw@google.com>
2407 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
2409 (get_pointer_modulus_and_residue): New function.
2411 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2413 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
2414 combine an SC return value into a single register.
2416 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2418 * opth-gen.awk (target_flags_explicit): Declare.
2419 * toplev.h (target_flags_explicit): Delete declaration.
2420 * toplev.c (target_flags): Likewise.
2421 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
2422 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
2423 Never return true for TARGET_MIPS16.
2424 * config/mips/mips.c (mips_llsc): Delete.
2425 (mips_handle_option): Remove -mllsc handling.
2426 (mips_strip_unspec_address): Tweak comment.
2427 * config/mips/mips.opt (mllsc): Use a target mask.
2429 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2431 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
2432 word_mode as well as Pmode.
2434 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2436 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
2437 parameters from word_mode to the subword type if such a truncation
2440 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2442 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
2443 * configure: Regenerated.
2445 2007-09-23 Jan Hubicka <jh@suse.cz>
2447 * params.def (INLINE_CALL_COST): Set to 12.
2448 * invoke.texi (inline-call-cost): Update default value.
2450 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
2452 * config/alpha/alpha.md (movti): Use operand_subword for the split.
2454 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
2455 Revital Eres <eres@il.ibm.com>
2457 * modulo-sched.c (doloop_register_get): Rewrite the loop which
2458 checks whether the count_reg is found outside the control part.
2460 2007-09-23 Jakub Jelinek <jakub@redhat.com>
2462 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
2463 instead of checking CALL_EXPR_FN directly to test for builtins.
2464 If error or warning attributes are present, print
2465 error resp. warning.
2466 * c-common.c (handle_error_attribute): New function.
2467 (c_common_attribute_table): Add error and warning
2469 * doc/extend.texi: Document error and warning attributes.
2471 * tree.h (block_nonartificial_location): New prototype.
2472 * tree.c (block_nonartificial_location): New function.
2473 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
2474 if artificial attribute is present on abstract inline decl.
2475 * c-common.c (handle_artificial_attribute): New function.
2476 (c_common_attribute_table): Add artificial attribute.
2477 * final.c (override_filename, override_linenum): New variables.
2478 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
2479 and override_linenum if inside of a block inlined from
2480 __attribute__((__artificial__)) function.
2481 (notice_source_line): Honor override_filename and override_linenum.
2482 * doc/extend.texi: Document __attribute__((__artificial__)).
2483 * config/i386/emmintrin.h: Add __artificial__ attribute to
2484 all __always_inline__ functions.
2485 * config/i386/mmintrin.h: Likewise.
2486 * config/i386/tmmintrin.h: Likewise.
2487 * config/i386/mm3dnow.h: Likewise.
2488 * config/i386/pmmintrin.h: Likewise.
2489 * config/i386/ammintrin.h: Likewise.
2490 * config/i386/xmmintrin.h: Likewise.
2491 * config/i386/smmintrin.h: Likewise.
2492 * config/i386/bmmintrin.h: Likewise.
2493 * config/i386/mmintrin-common.h: Likewise.
2496 * expr.c (expand_constructor): New function.
2497 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
2498 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
2501 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2503 * config/mips/mips.c (dump_constants_1): Generalize to include
2504 fractional and accumulator modes.
2506 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
2508 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
2509 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
2511 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
2512 TARGET_HARD_FLOAT when testing whether -mpaired-single is
2514 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
2516 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
2518 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
2519 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
2521 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
2522 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
2523 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
2525 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
2527 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
2528 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
2529 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
2531 2007-09-22 Jason Merrill <jason@redhat.com>
2534 * attribs.c (lookup_attribute_spec): Split out...
2535 (decl_attributes): From here.
2536 * tree.h: Declare it.
2538 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2540 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
2542 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2544 * tree-inline.c (remap_type_1): Correctly chain variants.
2546 2007-09-22 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/33146
2549 * fold-const.c (fold_binary): Use the original tree
2551 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
2552 also changes "sign".
2554 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
2557 * except.c (finish_eh_generation): Call commit_edge_insertions if
2558 there are insns queued on the entry edge.
2559 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
2562 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
2564 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
2566 2007-09-19 Michael Meissner <michael.meissner@amd.com>
2568 * gcc/config/i386/i386.c: Delete trailing whitespace.
2569 * gcc/config/i386/i386.h: Ditto.
2570 * gcc/config/i386/bmmintrin.h: Ditto.
2571 * gcc/config/i386/sync.md: Ditto.
2572 * gcc/config/i386/ppro.md: Ditto.
2573 * gcc/config/i386/mmx.md: Ditto.
2574 * gcc/config/i386/constraints.md: Ditto.
2575 * gcc/config/i386/sse.md: Ditto.
2576 * gcc/config/i386/athlon.md: Ditto.
2577 * gcc/config/i386/i386.md: Ditto.
2579 2007-09-21 Richard Guenther <rguenther@suse.de>
2581 PR tree-optimization/33508
2582 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
2583 quadratic loop by keeping a bitmap of variables we have
2584 to clobber all subvariables for.
2585 (set_initial_properties): Likewise.
2587 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
2589 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
2591 2007-09-20 Nigel Stephens <nigel@mips.com>
2592 Chao-ying Fu <fu@mips.com>
2594 * c-decl.c (finish_declspecs): When _Sat is used without
2595 _Fract or _Accum, set the default type to cts_fract.
2596 This avoids a warning of "type defaults to int".
2598 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2600 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
2601 bit-fields wider than one bit.
2603 2007-09-20 Jakub Jelinek <jakub@redhat.com>
2606 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
2608 * dbxout.c (dbxout_type): Likewise.
2612 * gimplify.c (gimplify_vla_decl): New function.
2613 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
2615 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
2617 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2619 * doc/invoke.texi (-minterlink-mips16): Document.
2620 * config/mips/mips.opt (minterlink-mips16): New option.
2621 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
2624 2007-09-20 Joseph Myers <joseph@codesourcery.com>
2626 * doc/extend.texi (Attribute Syntax): Remove old speculative
2629 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
2631 * combine.c: Include cgraph.h.
2632 (setup_incoming_promotions): Rework to allow more aggressive
2633 elimination of sign extensions when all call sites of the
2634 current function are known to lie within the current unit.
2636 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
2638 * dse.c (find_shift_sequence): No-op rework of control flow.
2640 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
2642 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
2643 GPR for DCmode on 64-bit targets. Remove redundant fallback.
2645 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2647 * cfgexpand.c (dump_stack_var_partition): Use the correct
2648 index for the offset.
2650 2007-09-19 Joseph Myers <joseph@codesourcery.com>
2652 * config/mips/sde.h: Switch to GPLv3.
2654 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
2656 * tree-sra.c (decide_block_copy): Decide if there are groups.
2658 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
2660 * config/m68k/m68k.c (output_move_himode): Remove jump table
2662 config/m68k/m68k.md (lea): Likewise.
2663 * config/m68k/m68k.c (print_operand_address): Use simple pc
2664 relative addressing.
2666 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
2668 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
2669 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
2671 (asm_insn_count): Pass template as second argument to it.
2672 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2673 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2674 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2675 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2676 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
2677 (sh_insn_length_adjustment): Pass template as second argument to it.
2678 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
2680 * config/bfin/bfin.md (define_asm_attributes): New.
2682 2007-09-19 Jie Zhang <jie.zhang@analog.com>
2684 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
2686 * config/bfin/print-sysroot-suffix.sh: New.
2687 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
2688 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2689 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2690 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
2691 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2692 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2693 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
2694 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
2695 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
2696 (linux-sysroot-suffix.h): New target.
2697 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
2698 (mspecld-anomaly): Likewise.
2699 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
2700 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
2701 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
2702 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
2703 (bfin_si_revision): Declare.
2704 (bfin_workarounds): Declare.
2705 (WA_SPECULATIVE_LOADS): Define.
2706 (ENABLE_WA_SPECULATIVE_LOADS): Define.
2707 (WA_SPECULATIVE_SYNCS): Define.
2708 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
2709 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
2710 (LIB_SPEC): Add %s to the linker scripts.
2711 Use proper linker script for bf522, bf525, bf527,
2712 bf538, bf539, bf542, bf544, bf548, and bf549.
2713 * config/bfin/bfin.c (bfin_si_revision): Define.
2714 (bfin_workarounds): Define.
2715 (struct bfin_cpu): New.
2717 (bfin_handle_option): Handle silicon revision part of -mcpu option.
2718 (override_options): Set bfin_workarounds.
2719 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
2720 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
2721 ENABLE_WA_SPECULATIVE_LOADS.
2722 (bfin_reorg): Likewise.
2723 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2724 macros for bf522, bf525, bf527, bf538, bf539,
2725 bf542, bf544, bf548, and bf549.
2726 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
2727 Don't define __ID_SHARED_LIB__ when -msep-data.
2728 (TARGET_DEFAULT): Define as 0.
2729 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
2730 * doc/invoke.texi (Blackfin Options): Document silicon
2731 revision part of -mcpu option and it now accepts bf522, bf525,
2732 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
2734 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2736 * alias.c (memory_modified_1): Deconstify.
2737 (memory_modified_in_insn_p): Don't use const_note_stores.
2738 * rtl.h (const_note_stores): Delete.
2739 * rtlanal.c (const_note_stores): Likewise.
2741 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2743 * dse.c (find_shift_sequence): Temporarily revert to forbidding
2746 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
2750 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
2751 (addsi_small_int): Likewise.
2752 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
2753 (one_cmplsi2): Likewise.
2755 (enter_func): Expand insn using hard_frame_pointer_rtx and
2758 * config/fr30/fr30.c (fr30_expand_prologue): Check for
2759 hard_frame_pointer_rtx instead of using REGNO() check.
2760 Properly sign extend GEN_INT() argument.
2762 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2764 * config/m68k/m68k.c (override_options): Remove USE_GAS,
2766 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
2767 alternatives with just jcc.
2768 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
2769 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
2770 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
2771 dbge_hi, dbge_si): Likewise.
2773 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
2775 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
2776 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
2777 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
2778 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
2779 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
2781 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
2783 * config/m68k/m68k-devices.def (51qe): New device.
2784 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
2785 to all uses of FL_FOR_isa_c for compatibility.
2786 (all_microarchs): Add cfv1 microarchitecture.
2787 (m68k_handle_option): Handle m51qe option.
2788 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
2789 (TUNE_CFV1): New macro.
2790 (enum uarch_type): Add ucfv1.
2791 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
2793 2007-09-18 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/31863
2796 * tree-ssa-structalias.c (create_variable_info_for): Always
2797 free the fieldstack.
2799 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
2801 * opts.c (decode_options): Enable vectorization under -O3.
2803 2007-09-18 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/33340
2806 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
2807 SSA_NAMEs that occur in abnormal PHI nodes.
2809 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2811 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
2812 Don't use const_get_call_expr_in.
2813 * tree-gimple.c (const_get_call_expr_in): Delete.
2814 * tree-gimple.h (const_get_call_expr_in): Likewise.
2816 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2818 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
2819 not yet have a basic block.
2820 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
2822 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
2824 * config/mips/mips.c (mips_file_start): Add ".previous" directives
2825 to both ".section"s.
2827 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2829 * config/mips/mips.c (mips_output_mi_thunk): Use
2830 mips_function_ok_for_sibcall and const_call_insn_operand
2831 to determine if a direct sibcall is allowed. Use
2832 mips_classify_symbol to determine a global pointer is needed.
2834 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
2836 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
2838 2007-09-17 Chao-ying Fu <fu@mips.com>
2839 Nigel Stephens <nigel@mips.com>
2841 * config/fixed-bit.h: New file.
2842 * config/fixed-bit.c: New file.
2843 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
2845 2007-09-18 Jakub Jelinek <jakub@redhat.com>
2847 * c-format.h (format_kind_info): Add alloc_char field.
2848 * c-format.c (scanf_flag_specs): Add 'm'.
2849 (scanf_flag_pairs): Add 'a', 'm' pair.
2850 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
2851 (format_types_orig): Add alloc_char fields.
2852 (check_format_info_main): Rename aflag to alloc_flag.
2853 Handle fki->alloc_char. modifier after width and before length
2854 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
2855 length modifiers as well.
2856 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
2859 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
2860 returned by build_call_expr.
2862 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2864 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
2865 NULL for variable-sized records too.
2866 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
2868 2007-09-17 Tom Tromey <tromey@redhat.com>
2870 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
2871 (c_builtin_function): Likewise.
2872 (grokdeclarator): Likewise.
2874 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
2876 PR rtl-optimization/26449
2877 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
2878 (seq_insns_valid_p): Removed.
2880 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
2882 * tree-nomudflap.c (gate_mudflap): New static function.
2883 (pass_mudflap_1): Use it as gate function.
2884 (pass_mudflap_2): Likewise.
2886 2007-09-17 Jan Hubicka <jh@suse.cz>
2890 * loop-invariant.c (move_invariant_reg): Unshare sequence.
2892 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
2894 PR tree-optimization/33319
2895 * tree-vect-analyze.c (vect_same_range_drs): New.
2896 (vect_vfa_range_equal): New.
2897 (vect_is_duplicate_ddr): Removed.
2898 (vect_mark_for_runtime_alias_test): Do not perform marking when
2899 optimizing for size or max_param for alias checking is zero.
2900 Move the function before vect_analyze_data_ref_dependence.
2901 (vect_analyze_data_ref_dependence): Add call to
2902 vect_mark_for_runtime_alias_test in two cases when dependence
2904 (vect_analyze_data_ref_dependences): Do not call to
2905 vect_mark_for_runtime_alias_test.
2906 (vect_prune_runtime_alias_test_list): New.
2907 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
2908 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
2909 Update vec_outside_cost.
2910 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
2911 (vect_create_cond_for_alias_checks): Build the base address of data
2912 reference from DR_GROUP_FIRST_DR.
2913 (vect_loop_versioning): New.
2914 (vect_transform_loop): Add a call to vect_loop_versioning.
2915 Remove factored out code.
2917 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2920 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
2923 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2925 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
2926 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
2927 Fix the call to insn_rtx_cost. Skip access sizes that require a
2928 real truncation of the store register. Use convert_move instead
2929 of gen_lowpart when narrowing the result.
2930 (replace_read): Use convert_move instead of gen_lowpart when
2931 narrowing the store rhs.
2933 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2935 * config/mips/mips.md (SHORT): Fix long line.
2936 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
2937 to QImode and HImode.
2939 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
2941 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
2943 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
2945 * tree-parloops.c: New file.
2946 * tree-ssa-operands.h (free_stmt_operands): Declare.
2947 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
2949 * tree-pass.h (pass_parallelize_loops): Declare.
2950 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
2952 (build_omp_regions_1): Allow analysing just a single OMP region and
2954 ( build_omp_regions_root, omp_expand_local): New functions.
2955 (build_omp_regions): Add argument to build_omp_regions_1 call.
2956 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
2957 autoparallelization is run.
2958 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
2959 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
2960 pass_parallelize_loops): New.
2961 * common.opt (ftree-parallelize-loops): New.
2962 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
2963 parallelize_loops): Declare.
2964 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
2965 * Makefile.in (tree-parloops.o): Added.
2966 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
2968 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
2969 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
2970 one extra edge as well.
2971 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
2972 Use VEC_free to free doms vector.
2973 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
2974 operands. Recompute operand caches in the new function.
2975 (move_sese_region_to_fn): Update loop info.
2976 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
2977 * tree-ssa-operands.c (free_stmt_operands): New function.
2979 * doc/passes.texi: Document autoparallelization.
2980 * doc/invoke.texi (-ftree-parallelize-loops): New option.
2982 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2985 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
2988 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
2990 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
2991 the VEC is not NULL.
2992 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
2993 get_vectype_for_scalar_type succeeded.
2994 (vectorizable_conversion): Likewise.
2996 2007-09-14 Jan Hubicka <jh@suse.cz>
2998 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
3001 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
3005 register when operands[2] equals operands[1].
3006 (remainderxf3): Ditto.
3008 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
3009 Nigel Stephens <nigel@mips.com>
3011 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
3012 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
3013 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
3015 (_Unwind_ForcedUnwind): Likewise.
3016 (_Unwind_Resume): Likewise.
3017 (_Unwind_Resume_or_Rethrow): Likewise.
3018 (_Unwind_Backtrace): Likewise.
3019 (_Unwind_SjLj_RaiseException): Likewise.
3020 (_Unwind_SjLj_ForcedUnwind): Likewise.
3021 (_Unwind_SjLj_Resume): Likewise.
3022 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
3023 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
3025 (_Unwind_ForcedUnwind): Likewise.
3026 (_Unwind_Resume): Likewise.
3027 (_Unwind_Resume_or_Rethrow): Likewise.
3028 (_Unwind_Backtrace): Likewise.
3029 * unwind-compat.c (_Unwind_Backtrace): Likewise.
3030 (_Unwind_ForcedUnwind): Likewise.
3031 (_Unwind_RaiseException): Likewise.
3032 (_Unwind_Resume): Likewise.
3033 (_Unwind_Resume_or_Rethrow): Likewise.
3035 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
3036 nomips16 mode when IN_LIBGCC2 with hard float.
3038 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
3040 * config/mips/sdemtk.opt: Update to GPLv3.
3041 * config/mips/sdemtk.h: Likewise.
3043 2007-09-14 Nigel Stephens <nigel@mips.com>
3045 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
3046 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
3047 for mipsisa32-*-linux*.
3049 2007-09-14 Nigel Stephens <nigel@mips.com>
3050 David Ung <davidu@mips.com>
3051 Thiemo Seufer <ths@mips.com>
3052 Richard Sandiford <richard@codesourcery.com>
3054 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
3055 * configure.ac: Add a mipssde threading type.
3056 * configure: Regenerate.
3057 * config/mips/sdemtk.h: New file.
3058 * config/mips/t-sdemtk: Likewise.
3059 * config/mips/sdemtk.opt: Likewise.
3060 * gthr-mipssde.h: Likewise.
3061 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
3062 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
3063 (MIPS_ICACHE_SYNC): New macro, split from ...
3064 * config/mips/mips.md (clear_cache): ...here.
3065 * config/mips/mips.c (mips_save_reg_p): Check
3066 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
3067 (build_mips16_function_stub): Use targetm.strip_name_encoding.
3068 (build_mips16_call_stub): Likewise.
3070 2007-09-14 Richard Sandiford <richard@codesourcery.com>
3072 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
3074 2007-09-14 Jakub Jelinek <jakub@redhat.com>
3077 * config/ia64/ia64.c (find_gr_spill): Don't decrement
3078 current_frame_info.n_local_regs. Don't return emitted local
3080 (ia64_compute_frame_size): Improve unwind hack to put
3081 RP, PFS, FP in that order by allowing some of the registers
3082 been already emitted, as long as they are emitted to the
3085 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3087 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
3088 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
3089 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
3091 2007-09-13 Eric Christopher <echristo@apple.com>
3092 Kenneth Zadeck <zadeck@naturalbridge.com>
3094 * dse.c (find_shift_sequence): New function.
3095 (replace_read): Add case to remove read if it requires shift.
3096 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
3098 2007-09-13 Tom Tromey <tromey@redhat.com>
3100 * c-common.c (fname_as_string): Update.
3101 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
3102 (c_lex_one_token): Update. Add 'parser' argument.
3103 (c_parser_simple_asm_expr): Update.
3104 (c_parser_attributes): Update.
3105 (c_parser_asm_statement): Update.
3106 (c_parser_asm_operands): Update.
3107 (c_parser_peek_token): Update.
3108 (c_parser_peek_2nd_token): Update.
3109 * c-lex.c (c_lex_string_translate): Remove.
3110 (c_lex_return_raw_strings): Likewise.
3111 (c_lex_with_flags): Added 'lex_flags' argument.
3112 (lex_string): Added 'translate' argument.
3113 * c-pragma.h (c_lex_with_flags): Update.
3114 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
3115 (C_LEX_STRING_NO_TRANSLATE): New define.
3116 (C_LEX_RAW_STRINGS): Likewise.
3118 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3121 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
3122 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
3123 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
3124 (bfin_init_builtins): Initialize __builtin_bfin_ones,
3125 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
3126 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
3127 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
3128 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
3129 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
3130 (bdesc_1arg): Add __builtin_bfin_ones.
3131 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
3132 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
3133 and __builtin_bfin_csqu_fr16.
3134 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
3135 (ones): New define_insn.
3136 (ssaddhi3_parts): New define_insn.
3137 (sssubhi3_parts): New define_insn.
3138 (flag_mulhi_parts): New define_insn.
3140 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
3142 * common.opt (femit-class-debug-always): Turn off by default.
3144 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
3146 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
3147 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
3149 2007-09-13 James E. Wilson <wilson@specifix.com>
3151 PR tree-optimization/33389
3152 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
3153 then set build_loads before returning.
3155 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
3156 David Ung <davidu@mips.com>
3158 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
3159 {d}addiu and a negative immediate such that it works with MIPS16
3162 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
3165 * configure.ac (ld_vers): Support Linux linker.
3166 * configure: Regenerated.
3168 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3169 Sandra Loosemore <sandra@codesourcery.com>
3171 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
3172 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
3173 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
3174 nomips16 into decl attributes.
3175 (TARGET_INSERT_ATTRIBUTES): Override.
3176 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
3177 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
3178 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
3179 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
3180 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
3181 (mips_use_mips16_mode_p): Reimplement as a function that takes
3182 a decl and considers only decl attributes. If the decl is nested
3183 function, use its parent attributes.
3184 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
3185 instead of SYMBOL_REF_MIPS16_FUNC_P.
3186 (mips_set_mips16_mode): Move call to sorry here from old
3187 mips_use_mips16_mode_p.
3188 (mflip_mips16_entry): New structure.
3189 (mflip_mips16_htab): New variable.
3190 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
3191 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
3192 (mips_merge_decl_attributes): New function.
3193 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
3194 Use mips_use_mips16_mode_p.
3195 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
3196 SYMBOL_REF_MIPS16_FUNC_P.
3197 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
3199 2007-09-13 Richard Sandiford <richard@codesourcery.com>
3201 * c-parser.c (c_parser_struct_declaration): Check for a null return.
3203 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3206 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
3208 2007-09-12 Michael Meissner <michael.meissner@amd.com>
3209 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3210 Tony Linthicum <tony.linthicum@amd.com>
3212 * tree.h (function_args_iterator): New type to iterate over
3214 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
3215 function arguments providing a pointer to the argument.
3216 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
3217 function arguments providing the argument.
3218 (function_args_iter_init): Inline function to initialize
3219 function_args_iterator.
3220 (function_args_iter_cond_ptr): Inline function to return the next
3221 pointer to hold the argument.
3222 (function_args_iter_cond): Inline function to return the next
3224 (function_args_iter_cond_next): Advance the function args
3226 (stdarg_p): New function, return true if variable argument
3228 (prototype_p): New function, return true if function is
3230 (function_args_count): New function, count the number of arguments
3233 * tree.c (stdarg_p): New function, return true if variable
3235 (prototype_p): New function, return true if function is
3238 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3239 (TARGET_ROUND): New macro for the round/ptest instructions which
3240 are shared between SSE4.1 and SSE5.
3241 (OPTION_MASK_ISA_ROUND): Ditto.
3242 (OPTION_ISA_ROUND): Ditto.
3243 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3244 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3246 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3247 (-mfused-madd): New switch to give users control over whether the
3248 compiler optimizes to use the multiply/add SSE5 instructions.
3250 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
3251 m_ATHLON_K8_AMDFAM10, and change all uses.
3252 (enum pta_flags): Add PTA_SSE5.
3253 (ix86_handle_option): Turn off 3dnow if -msse5.
3254 (override_options): Add SSE5 support.
3255 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3257 (ix86_expand_sse_movcc): Add SSE5 support.
3258 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3259 vector type to the next largest size.
3260 (ix86_expand_sse5_pack): New function to use pperm to pack a
3261 vector type to the next smallest size.
3262 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3263 (IX86_BUILTIN_FMADDSD): Ditto.
3264 (IX86_BUILTIN_FMADDPS): Ditto.
3265 (IX86_BUILTIN_FMADDPD): Ditto.
3266 (IX86_BUILTIN_FMSUBSS): Ditto.
3267 (IX86_BUILTIN_FMSUBSD): Ditto.
3268 (IX86_BUILTIN_FMSUBPS): Ditto.
3269 (IX86_BUILTIN_FMSUBPD): Ditto.
3270 (IX86_BUILTIN_FNMADDSS): Ditto.
3271 (IX86_BUILTIN_FNMADDSD): Ditto.
3272 (IX86_BUILTIN_FNMADDPS): Ditto.
3273 (IX86_BUILTIN_FNMADDPD): Ditto.
3274 (IX86_BUILTIN_FNMSUBSS): Ditto.
3275 (IX86_BUILTIN_FNMSUBSD): Ditto.
3276 (IX86_BUILTIN_FNMSUBPS): Ditto.
3277 (IX86_BUILTIN_FNMSUBPD): Ditto.
3278 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3279 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3280 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3281 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3282 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3283 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3284 (IX86_BUILTIN_PPERM): Ditto.
3285 (IX86_BUILTIN_PERMPS): Ditto.
3286 (IX86_BUILTIN_PERMPD): Ditto.
3287 (IX86_BUILTIN_PMACSSWW): Ditto.
3288 (IX86_BUILTIN_PMACSWW): Ditto.
3289 (IX86_BUILTIN_PMACSSWD): Ditto.
3290 (IX86_BUILTIN_PMACSWD): Ditto.
3291 (IX86_BUILTIN_PMACSSDD): Ditto.
3292 (IX86_BUILTIN_PMACSDD): Ditto.
3293 (IX86_BUILTIN_PMACSSDQL): Ditto.
3294 (IX86_BUILTIN_PMACSSDQH): Ditto.
3295 (IX86_BUILTIN_PMACSDQL): Ditto.
3296 (IX86_BUILTIN_PMACSDQH): Ditto.
3297 (IX86_BUILTIN_PMADCSSWD): Ditto.
3298 (IX86_BUILTIN_PMADCSWD): Ditto.
3299 (IX86_BUILTIN_PHADDBW): Ditto.
3300 (IX86_BUILTIN_PHADDBD): Ditto.
3301 (IX86_BUILTIN_PHADDBQ): Ditto.
3302 (IX86_BUILTIN_PHADDWD): Ditto.
3303 (IX86_BUILTIN_PHADDWQ): Ditto.
3304 (IX86_BUILTIN_PHADDDQ): Ditto.
3305 (IX86_BUILTIN_PHADDUBW): Ditto.
3306 (IX86_BUILTIN_PHADDUBD): Ditto.
3307 (IX86_BUILTIN_PHADDUBQ): Ditto.
3308 (IX86_BUILTIN_PHADDUWD): Ditto.
3309 (IX86_BUILTIN_PHADDUWQ): Ditto.
3310 (IX86_BUILTIN_PHADDUDQ): Ditto.
3311 (IX86_BUILTIN_PHSUBBW): Ditto.
3312 (IX86_BUILTIN_PHSUBWD): Ditto.
3313 (IX86_BUILTIN_PHSUBDQ): Ditto.
3314 (IX86_BUILTIN_PROTB): Ditto.
3315 (IX86_BUILTIN_PROTW): Ditto.
3316 (IX86_BUILTIN_PROTD): Ditto.
3317 (IX86_BUILTIN_PROTQ): Ditto.
3318 (IX86_BUILTIN_PROTB_IMM): Ditto.
3319 (IX86_BUILTIN_PROTW_IMM): Ditto.
3320 (IX86_BUILTIN_PROTD_IMM): Ditto.
3321 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3322 (IX86_BUILTIN_PSHLB): Ditto.
3323 (IX86_BUILTIN_PSHLW): Ditto.
3324 (IX86_BUILTIN_PSHLD): Ditto.
3325 (IX86_BUILTIN_PSHLQ): Ditto.
3326 (IX86_BUILTIN_PSHAB): Ditto.
3327 (IX86_BUILTIN_PSHAW): Ditto.
3328 (IX86_BUILTIN_PSHAD): Ditto.
3329 (IX86_BUILTIN_PSHAQ): Ditto.
3330 (IX86_BUILTIN_FRCZSS): Ditto.
3331 (IX86_BUILTIN_FRCZSD): Ditto.
3332 (IX86_BUILTIN_FRCZPS): Ditto.
3333 (IX86_BUILTIN_FRCZPD): Ditto.
3334 (IX86_BUILTIN_CVTPH2PS): Ditto.
3335 (IX86_BUILTIN_CVTPS2PH): Ditto.
3336 (IX86_BUILTIN_COMEQSS): Ditto.
3337 (IX86_BUILTIN_COMNESS): Ditto.
3338 (IX86_BUILTIN_COMLTSS): Ditto.
3339 (IX86_BUILTIN_COMLESS): Ditto.
3340 (IX86_BUILTIN_COMGTSS): Ditto.
3341 (IX86_BUILTIN_COMGESS): Ditto.
3342 (IX86_BUILTIN_COMUEQSS): Ditto.
3343 (IX86_BUILTIN_COMUNESS): Ditto.
3344 (IX86_BUILTIN_COMULTSS): Ditto.
3345 (IX86_BUILTIN_COMULESS): Ditto.
3346 (IX86_BUILTIN_COMUGTSS): Ditto.
3347 (IX86_BUILTIN_COMUGESS): Ditto.
3348 (IX86_BUILTIN_COMORDSS): Ditto.
3349 (IX86_BUILTIN_COMUNORDSS): Ditto.
3350 (IX86_BUILTIN_COMFALSESS): Ditto.
3351 (IX86_BUILTIN_COMTRUESS): Ditto.
3352 (IX86_BUILTIN_COMEQSD): Ditto.
3353 (IX86_BUILTIN_COMNESD): Ditto.
3354 (IX86_BUILTIN_COMLTSD): Ditto.
3355 (IX86_BUILTIN_COMLESD): Ditto.
3356 (IX86_BUILTIN_COMGTSD): Ditto.
3357 (IX86_BUILTIN_COMGESD): Ditto.
3358 (IX86_BUILTIN_COMUEQSD): Ditto.
3359 (IX86_BUILTIN_COMUNESD): Ditto.
3360 (IX86_BUILTIN_COMULTSD): Ditto.
3361 (IX86_BUILTIN_COMULESD): Ditto.
3362 (IX86_BUILTIN_COMUGTSD): Ditto.
3363 (IX86_BUILTIN_COMUGESD): Ditto.
3364 (IX86_BUILTIN_COMORDSD): Ditto.
3365 (IX86_BUILTIN_COMUNORDSD): Ditto.
3366 (IX86_BUILTIN_COMFALSESD): Ditto.
3367 (IX86_BUILTIN_COMTRUESD): Ditto.
3368 (IX86_BUILTIN_COMEQPS): Ditto.
3369 (IX86_BUILTIN_COMNEPS): Ditto.
3370 (IX86_BUILTIN_COMLTPS): Ditto.
3371 (IX86_BUILTIN_COMLEPS): Ditto.
3372 (IX86_BUILTIN_COMGTPS): Ditto.
3373 (IX86_BUILTIN_COMGEPS): Ditto.
3374 (IX86_BUILTIN_COMUEQPS): Ditto.
3375 (IX86_BUILTIN_COMUNEPS): Ditto.
3376 (IX86_BUILTIN_COMULTPS): Ditto.
3377 (IX86_BUILTIN_COMULEPS): Ditto.
3378 (IX86_BUILTIN_COMUGTPS): Ditto.
3379 (IX86_BUILTIN_COMUGEPS): Ditto.
3380 (IX86_BUILTIN_COMORDPS): Ditto.
3381 (IX86_BUILTIN_COMUNORDPS): Ditto.
3382 (IX86_BUILTIN_COMFALSEPS): Ditto.
3383 (IX86_BUILTIN_COMTRUEPS): Ditto.
3384 (IX86_BUILTIN_COMEQPD): Ditto.
3385 (IX86_BUILTIN_COMNEPD): Ditto.
3386 (IX86_BUILTIN_COMLTPD): Ditto.
3387 (IX86_BUILTIN_COMLEPD): Ditto.
3388 (IX86_BUILTIN_COMGTPD): Ditto.
3389 (IX86_BUILTIN_COMGEPD): Ditto.
3390 (IX86_BUILTIN_COMUEQPD): Ditto.
3391 (IX86_BUILTIN_COMUNEPD): Ditto.
3392 (IX86_BUILTIN_COMULTPD): Ditto.
3393 (IX86_BUILTIN_COMULEPD): Ditto.
3394 (IX86_BUILTIN_COMUGTPD): Ditto.
3395 (IX86_BUILTIN_COMUGEPD): Ditto.
3396 (IX86_BUILTIN_COMORDPD): Ditto.
3397 (IX86_BUILTIN_COMUNORDPD): Ditto.
3398 (IX86_BUILTIN_COMFALSEPD): Ditto.
3399 (IX86_BUILTIN_COMTRUEPD): Ditto.
3400 (IX86_BUILTIN_PCOMEQUB): Ditto.
3401 (IX86_BUILTIN_PCOMNEUB): Ditto.
3402 (IX86_BUILTIN_PCOMLTUB): Ditto.
3403 (IX86_BUILTIN_PCOMLEUB): Ditto.
3404 (IX86_BUILTIN_PCOMGTUB): Ditto.
3405 (IX86_BUILTIN_PCOMGEUB): Ditto.
3406 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3407 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3408 (IX86_BUILTIN_PCOMEQUW): Ditto.
3409 (IX86_BUILTIN_PCOMNEUW): Ditto.
3410 (IX86_BUILTIN_PCOMLTUW): Ditto.
3411 (IX86_BUILTIN_PCOMLEUW): Ditto.
3412 (IX86_BUILTIN_PCOMGTUW): Ditto.
3413 (IX86_BUILTIN_PCOMGEUW): Ditto.
3414 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3415 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3416 (IX86_BUILTIN_PCOMEQUD): Ditto.
3417 (IX86_BUILTIN_PCOMNEUD): Ditto.
3418 (IX86_BUILTIN_PCOMLTUD): Ditto.
3419 (IX86_BUILTIN_PCOMLEUD): Ditto.
3420 (IX86_BUILTIN_PCOMGTUD): Ditto.
3421 (IX86_BUILTIN_PCOMGEUD): Ditto.
3422 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3423 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3424 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3425 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3426 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3427 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3428 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3429 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3430 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3431 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3432 (IX86_BUILTIN_PCOMEQB): Ditto.
3433 (IX86_BUILTIN_PCOMNEB): Ditto.
3434 (IX86_BUILTIN_PCOMLTB): Ditto.
3435 (IX86_BUILTIN_PCOMLEB): Ditto.
3436 (IX86_BUILTIN_PCOMGTB): Ditto.
3437 (IX86_BUILTIN_PCOMGEB): Ditto.
3438 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3439 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3440 (IX86_BUILTIN_PCOMEQW): Ditto.
3441 (IX86_BUILTIN_PCOMNEW): Ditto.
3442 (IX86_BUILTIN_PCOMLTW): Ditto.
3443 (IX86_BUILTIN_PCOMLEW): Ditto.
3444 (IX86_BUILTIN_PCOMGTW): Ditto.
3445 (IX86_BUILTIN_PCOMGEW): Ditto.
3446 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3447 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3448 (IX86_BUILTIN_PCOMEQD): Ditto.
3449 (IX86_BUILTIN_PCOMNED): Ditto.
3450 (IX86_BUILTIN_PCOMLTD): Ditto.
3451 (IX86_BUILTIN_PCOMLED): Ditto.
3452 (IX86_BUILTIN_PCOMGTD): Ditto.
3453 (IX86_BUILTIN_PCOMGED): Ditto.
3454 (IX86_BUILTIN_PCOMFALSED): Ditto.
3455 (IX86_BUILTIN_PCOMTRUED): Ditto.
3456 (IX86_BUILTIN_PCOMEQQ): Ditto.
3457 (IX86_BUILTIN_PCOMNEQ): Ditto.
3458 (IX86_BUILTIN_PCOMLTQ): Ditto.
3459 (IX86_BUILTIN_PCOMLEQ): Ditto.
3460 (IX86_BUILTIN_PCOMGTQ): Ditto.
3461 (IX86_BUILTIN_PCOMGEQ): Ditto.
3462 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3463 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3464 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
3465 OPTION_MASK_ISA_ROUND for instructions that are shared between
3467 (bdesc_2arg): Ditto.
3468 (bdesc_sse_3arg): Ditto.
3469 (enum multi_arg_type): New enum for describing the various SSE5
3470 intrinsic argument types.
3471 (bdesc_multi_arg): New table for SSE5 intrinsics.
3472 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3473 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3475 (ix86_expand_builtin): Add SSE5 intrinsic support.
3476 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3477 operand instructions.
3478 (ix86_expand_sse5_multiple_memory): New function to split the
3479 second memory reference from SSE5 instructions.
3480 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3481 (ix86_return_pops_args): Use stdarg_p to determine if the function
3482 has variable arguments.
3483 (ix86_setup_incoming_varargs): Ditto.
3484 (x86_this_parameter): Ditto.
3486 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3488 (ix86_expand_sse5_pack): Ditto.
3489 (ix86_sse5_valid_op_p): Ditto.
3490 (ix86_expand_sse5_multiple_memory): Ditto.
3492 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3493 constant for SSE5 support.
3494 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3495 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3496 (UNSPEC_SSE5_PERMUTE): Ditto.
3497 (UNSPEC_SSE5_ASHIFT): Ditto.
3498 (UNSPEC_SSE5_LSHIFT): Ditto.
3499 (UNSPEC_FRCZ): Ditto.
3500 (UNSPEC_CVTPH2PS): Ditto.
3501 (UNSPEC_CVTPS2PH): Ditto.
3502 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3504 (COM_FALSE_S): Ditto.
3505 (COM_FALSE_P): Ditto.
3506 (COM_TRUE_S): Ditto.
3507 (COM_TRUE_P): Ditto.
3508 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3509 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3511 (memory attribute): Ditto.
3512 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3513 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3514 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3515 (floor<mode>2): Ditto.
3516 (ceil<mode>2): Ditto.
3517 (btrunc<mode>2): Ditto.
3518 (nearbyintdf2): Ditto.
3519 (nearbyintsf2): Ditto.
3520 (sse_setccsf): Disable if SSE5.
3521 (sse_setccdf): Ditto.
3522 (sse5_setcc<mode>): New support for SSE5 conditional move.
3523 (sse5_pcmov_<mode>): Ditto.
3525 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3527 (SSEMODEF2P): Ditto.
3528 (ssemodesuffixf4): New mode attribute for SSE5.
3529 (ssemodesuffixf2s): Ditto.
3530 (ssemodesuffixf2c): Ditto.
3531 (sserotatemax): Ditto.
3532 (ssescalarmode): Ditto.
3533 (sse_maskcmpv4sf3): Disable if SSE5.
3534 (sse_maskcmpv2df3): Ditto.
3535 (sse_vmmaskcmpv4sf3): Ditto.
3536 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
3538 (sse5_vmfmadd<mode>4): Ditto.
3539 (sse5_fmsub<mode>4): Ditto.
3540 (sse5_vmfmsub<mode>4): Ditto.
3541 (sse5_fnmadd<mode>4): Ditto.
3542 (sse5_vmfnmadd<mode>4): Ditto.
3543 (sse5_fnmsub<mode>4): Ditto.
3544 (sse5_vmfnmsub<mode>4): Ditto.
3545 (sse5i_fmadd<mode>4): Ditto.
3546 (sse5i_fmsub<mode>4): Ditto.
3547 (sse5i_fnmadd<mode>4): Ditto.
3548 (sse5i_fnmsub<mode>4): Ditto.
3549 (sse5i_vmfmadd<mode>4): Ditto.
3550 (sse5i_vmfmsub<mode>4): Ditto.
3551 (sse5i_vmfnmadd<mode>4): Ditto.
3552 (sse5i_vmfnmsub<mode>4): Ditto.
3553 (mulv16qi3): Add SSE5 support.
3555 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3556 (sse2_mulv4si3): Disable if SSE5.
3557 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3558 (sse4_1_roundps): Ditto.
3559 (sse4_1_roundsd): Ditto.
3560 (sse4_1_roundss): Ditto.
3561 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3563 (sse_maskcmpsf3): Ditto.
3564 (sse_vmmaskcmpv4sf3): Ditto.
3565 (sse2_maskcmpv2df3): Ditto.
3566 (sse2_maskcmpdf3): Ditto.
3567 (sse2_vmmaskcmpv2df3): Ditto.
3568 (sse2_eq<mode>3): Ditto.
3569 (sse2_gt<mode>3): Ditto.
3570 (sse5_pcmov_<mode>): Add SSE5 support.
3571 (vec_unpacku_hi_v16qi): Ditto.
3572 (vec_unpacks_hi_v16qi): Ditto.
3573 (vec_unpacku_lo_v16qi): Ditto.
3574 (vec_unpacks_lo_v16qi): Ditto.
3575 (vec_unpacku_hi_v8hi): Ditto.
3576 (vec_unpacks_hi_v8hi): Ditto.
3577 (vec_unpacku_lo_v8hi): Ditto.
3578 (vec_unpacks_lo_v8hi): Ditto.
3579 (vec_unpacku_hi_v4si): Ditto.
3580 (vec_unpacks_hi_v4si): Ditto.
3581 (vec_unpacku_lo_v4si): Ditto.
3582 (vec_unpacks_lo_v4si): Ditto.
3583 (sse5_pmacsww): New SSE5 intrinsic insn.
3584 (sse5_pmacssww): Ditto.
3585 (sse5_pmacsdd): Ditto.
3586 (sse5_pmacssdd): Ditto.
3587 (sse5_pmacssdql): Ditto.
3588 (sse5_pmacssdqh): Ditto.
3589 (sse5_pmacsdqh): Ditto.
3590 (sse5_pmacsswd): Ditto.
3591 (sse5_pmacswd): Ditto.
3592 (sse5_pmadcsswd): Ditto.
3593 (sse5_pmadcswd): Ditto.
3594 (sse5_pcmov_<move>): Conditional move support on SSE5.
3595 (sse5_phaddbw): New SSE5 intrinsic insn.
3596 (sse5_phaddbd): Ditto.
3597 (sse5_phaddbq): Ditto.
3598 (sse5_phaddwd): Ditto.
3599 (sse5_phaddwq): Ditto.
3600 (sse5_phadddq): Ditto.
3601 (sse5_phaddubw): Ditto.
3602 (sse5_phaddubd): Ditto.
3603 (sse5_phaddubq): Ditto.
3604 (sse5_phadduwd): Ditto.
3605 (sse5_phadduwq): Ditto.
3606 (sse5_phaddudq): Ditto.
3607 (sse5_phsubbw): Ditto.
3608 (sse5_phsubwd): Ditto.
3609 (sse5_phsubdq): Ditto.
3610 (sse5_pperm): Ditto.
3611 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3612 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3613 (sse5_pperm_sign_v8hi_v4si): Ditto.
3614 (sse5_pperm_zero_v8hi_v4si): Ditto.
3615 (sse5_pperm_sign_v4si_v2di): Ditto.
3616 (sse5_pperm_sign_v4si_v2di): Ditto.
3617 (sse5_pperm_pack_v2di_v4si): Ditto.
3618 (sse5_pperm_pack_v4si_v8hi): Ditto.
3619 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3620 (sse5_perm<mode>): New SSE5 intrinsic insn.
3621 (rotl<mode>3): Ditto.
3622 (sse5_rotl<mode>3): Ditto.
3623 (sse5_ashl<mode>3): Ditto.
3624 (sse5_lshl<mode>3): Ditto.
3625 (sse5_frcz<mode>2): Ditto.
3626 (sse5s_frcz<mode>2): Ditto.
3627 (sse5_cvtph2ps): Ditto.
3628 (sse5_cvtps2ph): Ditto.
3629 (sse5_vmmaskcmp<mode>3): Ditto.
3630 (sse5_com_tf<mode>3): Ditto.
3631 (sse5_maskcmp<mode>3): Ditto.
3632 (sse5_maskcmp_uns<mode>3): Ditto.
3633 (sse5_maskcmp_uns2<mode>3): Ditto.
3634 (sse5_pcom_tf<mode>3): Ditto.
3636 * config/i386/predicates.md (const_0_to_31_operand): New predicate
3638 (sse5_comparison_float_operator): New predicate to match the
3639 comparison operators supported by the SSE5 com instruction.
3640 (ix86_comparison_int_operator): New predicate to match just the
3641 signed int comparisons.
3642 (ix86_comparison_uns_operator): New predicate to match just the
3643 unsigned int comparisons.
3645 * doc/invoke.texi (-msse5): Add documentation.
3646 (-mfused-madd): Ditto.
3648 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3650 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3652 (x86_64-*-*): Ditto.
3654 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3656 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3657 intrinisics for SSE5.
3659 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3662 * config/i386/mmintrin-common.h: New file, to contain common
3663 instructions between SSE4.1 and SSE5.
3665 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3666 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3667 (gen_regparm_prefix): Ditto.
3669 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3670 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3671 prototype_p to determine if a function is prototyped.
3673 2007-09-12 Janis Johnson <janis187@us.ibm.com>
3675 * config/dfp-bit.c (dfp_conversion_exception): New function.
3676 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
3677 (DFP_TO_INT): Ditto.
3678 (INT_TO_DFP): Ditto.
3679 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
3681 2007-09-12 Jakub Jelinek <jakub@redhat.com>
3684 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
3685 before sp restoration even when total_size is 0, but
3686 frame_pointer_needed.
3688 2007-09-12 Bob Wilson <bob.wilson@acm.org>
3690 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
3691 (xtensa_copy_incoming_a7): Use start_sequence instead of
3692 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
3693 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
3694 of the saveregs sequence.
3696 2007-09-12 Richard Sandiford <richard@codesourcery.com>
3698 * c-tree.h (grokfield): Add a "tree *" argument.
3699 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
3700 Chain nested decl attributes to it. Don't call decl_attributes here.
3701 (groktypename): Pass grokdeclarator a pointer to the attribute list.
3702 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
3703 (grokfield): Take a pointer to the decl's attributes and pass
3704 it to grokdeclarator.
3705 * c-parser.c (c_parser_struct_declaration): Update the calls to
3706 grokfield. Call decl_attributes for anonymous struct and union
3709 2007-09-12 Jan Hubicka <jh@suse.cz>
3711 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
3713 2007-09-12 Ira Rosen <irar@il.ibm.com>
3715 PR tree-optimization/32377
3716 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
3717 between positive and negative dependence distance using DDR_REVERSED_P.
3719 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
3721 PR tree-optimization/33373
3722 * tree-vect-analyze (vect_determine_vectorization_factor): Call
3723 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
3725 2007-09-12 Jan Hubicka <jh@suse.cz>
3728 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
3731 2007-09-12 Christian Bruel <christian.bruel@st.com>
3733 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
3734 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
3736 2007-09-12 Ira Rosen <irar@il.ibm.com>
3738 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
3739 for oprnd1 if not required.
3740 (vectorizable_operation): Use scalar operand in SLP in case of
3741 shift with scalar argument.
3743 2007-09-12 Ira Rosen <irar@il.ibm.com>
3745 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
3748 2007-09-11 James E. Wilson <wilson@specifix.com>
3750 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
3751 TARGET_UNWIND_INFO is defined.
3752 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
3755 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
3757 * config/sh/sh.c (calc_live_regs): Use
3758 current_function_saves_all_registers instead of
3759 current_function_has_nonlocal_label.
3760 (sh_allocate_initial_value): Likewise.
3761 (sh_get_pr_initial_val): Likewise.
3762 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
3763 * config/sh/sh.md (load_ra): Likewise.
3765 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
3767 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
3770 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
3771 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
3773 2007-09-12 Sa Liu <saliu@de.ibm.com>
3775 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
3776 operands to DFmode GE or LE compares.
3778 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3780 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
3781 REG_CLASS_NAMES): Add P0REGS.
3782 (REGNO_REG_CLASS): Return it where appropriate.
3783 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
3784 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
3785 * doc/md.texi (Blackfin family): Document 'q' constraints.
3787 2007-09-11 Steve Kenton <skenton@ou.edu>
3789 * pa/linux-unwind.h: Guard with inhibit_libc.
3790 * pa/hpux-unwind.h: Likewise.
3792 2007-09-11 David Daney <ddaney@avtrex.com>
3794 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
3795 * doc/install.texi: Document new --with-llsc and --without-llsc
3797 * config.gcc: Handle --with-llsc and --without-llsc configure options.
3798 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
3799 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
3801 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3802 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3803 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3804 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3805 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
3806 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
3807 * config/mips/mips.opt (mllsc): New option.
3808 * config/mips/mips.c (mips_llsc): Define variable.
3809 (mips_handle_option): Handle mllsc option.
3810 (override_options): Set mips_print_operand_punct for '|' and '-'.
3811 (print_operand): Add new %| and %- operand codes.
3812 * config/mips/mips.h (mips_llsc_setting): New enum type.
3813 (mips_llsc): Declare.
3814 (OPTION_DEFAULT_SPECS): Add llsc handling.
3815 (GENERATE_SYNC): New macro.
3816 (GENERATE_LL_SC): New macro.
3817 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3818 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3819 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
3820 in %| and %- operand codes.
3822 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3824 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
3825 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
3827 2007-09-11 Jason Merrill <jason@redhat.com>
3830 * stor-layout.c (layout_decl): Do pack variable size fields.
3832 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
3834 * config/m68k/predicates.md (movsi_const0_operand,
3835 non_symbolic_call_operand): New predicates.
3837 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
3839 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
3840 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
3841 CW, CZ, CS, Ap and Ac.
3843 * config/m68k/m68k.md (UNSPEC_IB): New constant.
3844 (constraints.md): New include.
3845 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
3846 opx_mem, opy_mem, op_mem, guess, split): New attributes.
3847 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
3849 (pushdi): Add split.
3850 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
3851 attributes. Split tstsi_internal_68020_cf from it.
3852 (tstsi_internal_68020_cf): New pattern.
3853 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
3854 (tst<mode>_cf): Specify attributea.
3855 (cmpsi_cf): Name pattern. Specify attributes.
3856 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
3857 (pushexthisi_const): Fix to use alternatives. Specify
3859 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
3860 from it. Fix to use alternatives. Specify attributes.
3861 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
3862 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
3864 (movsf_cf_soft): Specify attributes.
3865 (movdf_cf_soft): Add split.
3866 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
3867 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
3868 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
3869 (truncdfsf2_68881): Name pattern. Specify attributes.
3870 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
3871 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
3872 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
3874 (addsi3_5200): Fix to use alternatives. Specify attributes.
3876 (add<mode>3_cf, subdi_dishl32): Specify attributes.
3877 (subsi3): Add alternative for subq.l. Specify attributes.
3878 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
3879 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
3881 (umulhisi3): Specify attributes.
3882 (mulhisisi3_z): Name pattern. Specify attributes.
3883 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
3884 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
3885 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
3886 bsetmemqi): Specify attributes.
3887 (bsetmemqi_ext): Name pattern. Specify attributes.
3888 (bclrmemqi): Specify attributes.
3889 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
3890 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
3892 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
3893 pattern. Specify attributes.
3894 (jump): Specify attributes.
3895 (tablejump_internal): Name pattern. Specify attributes.
3896 (call_value): Split into non_symbolic_call_value,
3897 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
3898 alternatives. Specify attributes.
3899 (non_symbolic_call_value, symbolic_call_value_jsr,
3900 symbolic_call_value_bsr): New patterns.
3901 (nop, return, unlink, indirect_jump): Specify attributes.
3902 (trap): Fix condition. Specify attributes.
3905 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
3906 (override_options): Initialize it. Initialize m68k_sched_cpu.
3907 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
3908 (const_method): Make global, rename to m68k_const_method.
3909 (const_int_cost, output_move_const_into_data_reg): Update.
3910 (output_move_double): Parametrize to emit rtl code, rename to
3912 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
3913 emit_movsi): New static functions.
3914 (output_move_double): New function with semantics of old
3916 (m68k_emit_move_double): New function.
3917 (m68k_sched_cpu): New variable.
3918 (attr_op_type): New enum.
3919 (sched_guess_p): New variable.
3920 (sched_address_type, sched_operand_type, sched_attr_op_type):
3921 New static functions.
3922 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3923 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
3924 (sched_branch_type): New static variable.
3925 (m68k_sched_branch_type): New function.
3926 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
3927 (m68k_symbolic_call_var): Declare.
3928 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
3929 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
3930 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
3931 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
3934 2007-09-11 Jakub Jelinek <jakub@redhat.com>
3936 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
3937 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
3938 error if __builtin_va_arg_pack_len () wasn't optimized out during
3940 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
3941 with the number of inline's anonymous arguments.
3942 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
3944 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
3946 * fold-const.c (extract_muldiv_1): Do not simplify
3949 2007-09-11 Jan Hubicka <jh@suse.cz>
3951 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
3952 (TARGET_INTER_UNIT_CONVERSIONS): New.
3953 * i386.md (floatsi expanders): Remove redundant check for SImode
3954 source; offload to memory when asked for.
3955 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
3956 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
3958 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
3959 floatsidf2_mixed_memory, floatsidf2_sse_memory
3960 floatdisf2_mixed_memory, floatsisf2_sse_memory,
3961 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
3963 2007-09-11 Jan Hubicka <jh@suse.cz>
3965 * toplev.c (process_options): all frontends now do unit-at-a-time.
3966 * cgraphunit.c: update comments.
3967 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
3968 * c-decl.c (finish_function): use cgraph_add_new_function.
3969 * function.c (expand_function_end): We are always unit-at-a-time.
3971 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3973 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
3974 settings for MIPS16.
3975 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
3977 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3979 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
3980 SYMBOL_FORCE_TO_MEM constants.
3981 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
3982 (mips16_rewrite_pool_refs_info): New structure.
3983 (mips16_rewrite_pool_constant): New function, split out from...
3984 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
3985 mips16_rewrite_pool_refs_info structure rather than a pointer
3986 to a constant pool. Force force_to_mem_operands into memory.
3987 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
3988 * config/mips/predicates.md (force_to_mem_operand): New predicate.
3989 * config/mips/constraints.md (kf): New constraint.
3990 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
3991 (*movsi_mips16): Likewise.
3993 2007-09-11 Richard Sandiford <richard@codesourcery.com>
3994 Nigel Stephens <nigel@mips.com>
3995 David Ung <davidu@mips.com>
3997 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
3998 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
3999 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
4000 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
4001 (mips_zero_extend_cost): New functions.
4002 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
4003 Use the new functions. Tweak many cost estimates, both here
4004 and in the new subroutines. Return false when the cost of the
4005 operands has not been calculated. Check for *clear_upper32.
4006 Check for floating-point multiply-add, reciprocal and rsqrt
4007 patterns. Handle comparison and rotation codes.
4009 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
4011 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
4013 * config/i386/i386.c (get_dllimport_decl): Don't strip
4016 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4019 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
4020 declarations to top.
4021 (DFP_TO_BFP): Use for either XFmode or TFmode.
4022 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
4024 * config/dfp-bit.h: Include float.h.
4025 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
4026 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
4027 which doesn't mean the same thing.
4028 (BFP_KIND): Use 4 to mean TFmode.
4029 (BFP_FMT): Specify the number of decimal digits based on the
4030 number of mantissa digits.
4031 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
4032 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
4033 (STR_TO_BFP): Use strtold for XFmode or TFmode.
4034 (TFtype): Define if TFmode is supported.
4035 * doc/libgcc.texi (Decimal float library routines): Document
4036 TF conversion functions.
4038 2007-09-10 Chao-ying Fu <fu@mips.com>
4040 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
4041 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4042 (mips_emit_compare): Process fixed-point modes.
4043 (mips_pad_arg_upward): Support fixed-point types.
4044 (override_options): Allow fixed-point modes in accumulators.
4045 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
4046 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
4047 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
4048 (mips_scalar_mode_supported_p): New function to accept fixed-point
4049 modes if the width is not greater than two BITS_PER_WORD.
4050 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
4051 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
4052 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
4053 LONG_LONG_ACCUM_TYPE_SIZE): Define.
4054 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
4056 ("IMODE"): New mode attribute.
4057 (mips-fixed.md): Include.
4058 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
4060 * config/mips/mips-fixed.md: New file.
4062 2007-09-11 Ben Elliston <bje@au.ibm.com>
4064 * config/spu/spu.md: Formatting fixes.
4066 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4068 * config/dfp-bit.c (dfp_unary_func): Delete.
4069 (dfp_unary_op): Delete.
4070 (dfp_binary_op): Use decFloat functions instead of decNumber
4071 functions for binary operations.
4072 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
4073 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
4075 (dfp_compare_op): Use decFloat functions insteadof decNumber
4076 functions for comparisons.
4077 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
4078 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
4080 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
4081 call to dxx_binary_op and decFloat function.
4082 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
4083 calls to dxx_binary_op and decFloat function.
4084 * config/dfp-bit.h: Include decFloat header files.
4085 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
4086 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
4087 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
4088 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
4090 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
4091 Jan Sjodin <jan.sjodin@amd.com>
4093 * tree-vect-analyze.c (vect_analyze_operations): Change
4094 comparison of loop iterations with threshold to less than
4095 or equal to instead of less than. Reduce
4096 min_scalar_loop_bound by one.
4097 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4098 Change prologue and epilogue iterations estimate to vf/2,
4099 when unknown at compile-time. Change versioning guard
4100 cost to taken_branch_cost. If peeling for alignment is
4101 unknown at compile-time, change peel guard costs to one
4102 taken branch and one not-taken branch per peeled loop.
4103 If peeling for alignment is known but number of scalar loop
4104 iterations is unknown at compile-time, change peel guard
4105 costs to one taken branch per peeled loop. Change the cost
4106 model equation to consider vector iterations as the loop
4107 iterations less the prologue and epilogue iterations.
4108 Change outside vector cost check to less than or equal to
4109 zero instead of equal to zero.
4110 (vect_do_peeling_for_loop_bound): Reduce
4111 min_scalar_loop_bound by one.
4112 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
4113 TARG_COND_NOT_TAKEN_BRANCH_COST.
4114 * config/i386/i386.h (processor_costs): Add
4115 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
4116 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
4117 vec_align_load_cost, vect_unalign_load_cost,
4118 vec_store_cost, cond_taken_branch_cost,
4119 cond_not_taken_branch_cost.
4120 Define macros for x86 costs.
4121 * config/i386/i386.c:
4122 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
4123 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
4124 scalar_to_vec_cost, vec_align_load_cost,
4125 vect_unalign_load_cost, vec_store_cost,
4126 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
4127 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
4128 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
4129 core2_cost, generic64_cost, generic32_cost): Set to default
4131 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
4132 (x86_builtin_vectorization_cost): New.
4134 2007-09-10 Janis Johnson <janis187@us.ibm.com>
4135 Ben Elliston <bje@au.ibm.com>
4137 * dfp.c: Include decimal128Local.h;
4138 (dfp_byte_swap): Remove.
4139 (encode_decimal32, decode_decimal32): Don't handle endianness.
4140 (encode_decimal64, decode_decimal64): Ditto.
4141 (encode_decimal128, decode_decimal128): Ditto.
4142 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
4144 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
4146 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
4147 * Makefile.in (DECNUM_H): Add decimal128Local.h.
4149 2007-09-10 David Daney <ddaney@avtrex.com>
4151 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
4153 (memory_barrier): Rewrote as an insn that clobbers memory.
4155 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4157 * config/mips/mips.c (mips_global_pointer): Check
4158 call_really_used_regs instead of call_used_regs.
4159 (mips_save_reg_p): Likewise. Save all call-saved registers
4160 if current_function_saves_all_registers. Fix indentation.
4161 No longer treat $18 as a special case.
4162 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
4164 2007-09-10 Richard Sandiford <richard@codesourcery.com>
4166 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
4167 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
4168 the introductory comment.
4169 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4170 (override_options): Don't test for it.
4171 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
4172 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
4173 * config/mips/vr.h: As for config/mips/sde.h.
4175 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4176 Revital Eres <eres@il.ibm.com>
4178 * target.h (struct gcc_target.sched): New field: sms_res_mii.
4179 (struct ddg): Define.
4180 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
4181 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
4182 * config/spu/spu.c: Include ddg.h.
4183 (TARGET_SCHED_SMS_RES_MII): Define.
4184 (spu_sms_res_mii): New function to calculate mii.
4185 * modulo-sched (res_MII): Use it.
4186 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
4188 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4190 * config/s390/s390.c (s390_dump_pool): Create copy of constant
4191 pool entries since they might hold values that must not be shared.
4193 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
4196 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
4197 Use 'N' operand constraint for op2.
4198 (lshr<mode>3): Ditto.
4199 (ashl<mode>3): Ditto.
4200 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
4201 (vec_shr_<mode>): Ditto.
4202 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
4203 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
4205 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
4207 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
4208 Change mode macro in the last real_2expN parameter to uppercase.
4210 2007-09-10 Michael Matz <matz@suse.de>
4212 * tree-pass.h (pass_cselim): Declare new pass.
4213 * passes.c (init_optimization_passes): Link in pass_cselim.
4214 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
4215 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
4216 cond_store_replacement.
4217 (condstoretemp): New static variable.
4218 (cond_store_replacement): New function.
4219 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
4220 tree_ssa_phiopt_worker.
4221 (struct name_to_bb): New.
4222 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
4223 nt_init_block, nt_fini_block): New static functions.
4224 (seen_ssa_names, nontrap_set): New static variables.
4225 (gate_cselim, pass_cselim): Define new pass.
4226 * common.opt (ftree-cselim): New flag.
4227 * toplev.c (process_options): Set flag_tree_cselim if required.
4229 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
4231 * simplify-rtx.c (simplify_relational_operation_1): For recent
4232 canonicalization, don't recurse if op1 equals both PLUS arguments.
4234 2007-09-09 David Daney <ddaney@avtrex.com>
4236 * optabs.c (expand_sync_operation): Use plus insn if minus
4238 (expand_sync_fetch_operation): Ditto.
4240 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4242 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
4244 (*floatsisf2_sse_vector): Likewise.
4246 2007-09-09 Krister Walfridsson <cato@df.lth.se>
4248 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4250 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
4252 * config/i386/i386.h (ix86_tune_indices): Rename
4253 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
4254 (TARGET_USE_VECTOR_CONVERTS): Updated.
4255 * config/i386/i386.c: Likewise.
4257 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
4258 Nigel Stephens <nigel@mips.com>
4260 * doc/invoke.texi (Overall Options): Add .sx file extension
4261 as a synonym for .S.
4262 * cppspec.c (known_suffixes): Likewise.
4263 * gcc.c (default_compilers): Likewise.
4265 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
4268 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
4269 * simplify-rtx.c (simplify_relational_operation_1): Add the
4270 canonicalization from i386.h.
4271 * doc/md.texi (Canonicalization of Instructions): Document it.
4273 2007-09-09 Jan Hubicka <jh@suse.cz>
4274 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4276 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
4277 (TARGET_USE_VECTOR_CONVERTS): New.
4278 * i386.md: New post-reload splitters for converting SF to DF and DF to
4280 (floatsi* expander): Special case vector conversions.
4281 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
4282 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
4283 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
4284 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
4285 Disable when doing vector converts.
4286 (floatsi<mode>2_i387): Disable when
4287 * sse.md (vec_dupv2df): Export.
4288 * i386.c (ix86_tune_features): Enable SSE conversions.
4290 2007-09-09 Richard Guenther <rguenther@suse.de>
4292 * tree-ssa-operands.c (add_virtual_operand): Only mark
4293 stores as has_volatile_ops if alias information is not available.
4295 2007-09-09 Revital Eres <eres@il.ibm.com>
4297 * doc/contrib.texi: Add myself.
4299 2007-09-09 Ira Rosen <irar@il.ibm.com>
4301 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
4302 stmt_vinfo_set_outside_of_loop_cost): New functions.
4303 * tree-vect-transform.c (vect_get_cost_fields): Remove.
4304 (vect_model_simple_cost): Call
4305 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
4306 field instead of calling vect_get_cost_fields.
4307 (vect_model_store_cost, vect_model_load_cost): Likewise.
4309 2007-09-09 Revital Eres <eres@il.ibm.com>
4311 * config/rs6000/rs6000.c (paired_init_builtins): Add const
4312 declaration to bdesc_paired_preds variable.
4313 (paired_expand_builtin): Likewise.
4315 2007-09-09 Revital Eres <eres@il.ibm.com>
4317 * dbgcnt.def (sms_sched_loop): New counter.
4318 * modulo-sched.c: Use sms_sched_loop instead of
4319 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
4320 perform swing modulo scheduling on. Include dbgcnt.h.
4321 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
4322 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
4324 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
4326 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
4327 Substitute all uses with ...
4328 (MODEF): New mode iterator.
4330 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
4331 from pre-regalloc define_insn_and_split splitter pattern.
4332 (*fix_trunc<mode>_i387_1): Ditto.
4333 (*fistdi2_1): Ditto.
4334 (*fist<mode>2_1): Ditto.
4335 (frndintxf2_floor): Ditto.
4336 (*fist<mode>2_floor_1): Ditto.
4337 (frndintxf2_ceil): Ditto.
4338 (*fist<mode>2_ceil_1): Ditto.
4339 (frndintxf2_trunc): Ditto.
4340 (frndintxf2_mask_pm): Ditto.
4342 (prologue): Use (const_int 0) as never generated filler insn.
4344 (sibcall_epilogue): Ditto.
4345 (eh_return_si): Ditto.
4346 (eh_return_di): Ditto.
4348 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
4349 using MODEF mode iterator.
4350 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
4351 using MODEF mode iterator.
4352 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
4353 using MODEF mode iterator.
4354 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
4355 Macroize expander using MODEF mode iterator.
4357 (zero_extendsidi2): Remove operand constraints from expander.
4358 (smuldi3_highpart): Ditto.
4359 (indirect_jump): Ditto.
4362 * config/i386/sse.md (storentv4sf): Ditto.
4363 (storentv2df): Ditto.
4364 (storentv2di): Ditto.
4366 (sse2_cvtpd2ps): Ditto.
4367 (vec_interleave_highv16qi): Ditto.
4368 (vec_interleave_lowv16qi): Ditto.
4369 (vec_interleave_highv8hi): Ditto.
4370 (vec_interleave_lowv8hi): Ditto.
4371 (vec_interleave_highv4si): Ditto.
4372 (vec_interleave_lowv4si): Ditto.
4373 (vec_interleave_highv2di): Ditto.
4374 (vec_interleave_lowv2di): Ditto.
4375 (sse2_maskmovdqu): Ditto.
4376 * config/i386/mmx.md (mmx_maskmovq): Ditto.
4378 2007-09-09 Ira Rosen <irar@il.ibm.com>
4380 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
4381 (struct _slp_tree, struct _slp_instance): Define new data structures
4382 along macros for their access.
4383 (struct _loop_vec_info): Define new fields: strided_stores,
4384 slp_instances, and slp_unrolling_factor along macros for their access.
4385 (enum slp_vect_type): New.
4386 (struct _stmt_vec_info): Define new field, slp_type, and macros for
4388 (STMT_VINFO_STRIDED_ACCESS): New macro.
4389 (vect_free_slp_tree): Declare.
4390 (vectorizable_load): Add an argument of type slp_tree.
4391 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
4392 vectorizable_assignment): Likewise.
4393 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
4394 Declare (make extern).
4395 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4396 (new_loop_vec_info): Likewise.
4397 (destroy_loop_vec_info): Free memory allocated for SLP structures.
4398 * tree-vect-analyze.c: Include recog.h.
4399 (vect_update_slp_costs_according_to_vf): New.
4400 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
4401 functions. For not pure SLP stmts with strided access check that the
4402 group size is power of 2. Update the vectorization factor according to
4403 SLP. Call vect_update_slp_costs_according_to_vf.
4404 (vect_analyze_group_access): New.
4405 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
4406 (vect_free_slp_tree): New functions.
4407 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
4408 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
4409 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
4410 vect_detect_hybrid_slp): Likewise.
4411 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
4412 and vect_detect_hybrid_slp.
4413 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
4414 SLP costs into account.
4415 (vect_get_cost_fields): New function.
4416 (vect_model_simple_cost): Make extern, add SLP parameter and handle
4418 (vect_model_store_cost, vect_model_load_cost): Likewise.
4419 (vect_get_constant_vectors): New function.
4420 (vect_get_slp_vect_defs, vect_get_slp_defs,
4421 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
4422 vect_get_vec_defs): Likewise.
4423 (vectorizable_reduction): Don't handle SLP for now.
4424 (vectorizable_call): Don't handle SLP for now. Add argument to
4425 vect_model_simple_cost.
4426 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
4427 get SLPed and vectorized defs). Fix indentation and spacing.
4428 (vectorizable_assignment): Handle SLP.
4429 (vectorizable_induction): Don't handle SLP for now.
4430 (vectorizable_operation): Likewise.
4431 (vectorizable_type_demotion): Add argument to
4432 vect_model_simple_cost.
4433 (vectorizable_type_promotion): Likewise.
4434 (vectorizable_store, vectorizable_load): Handle SLP.
4435 (vectorizable_condition): Don't handle SLP for now.
4436 (vect_transform_stmt): Add a new argument for SLP. Check that there is
4437 no SLP transformation required for unsupported cases. Add SLP
4438 argument for supported cases.
4439 (vect_remove_stores): New function.
4440 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
4441 (vect_transform_loop): Schedule SLP instances.
4442 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
4444 2007-09-09 Andrew Haley <aph@redhat.com>
4446 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
4449 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
4451 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
4452 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
4453 Similar for what label_refs can go in the JUMP_TARGET field. Split
4454 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
4455 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
4456 REG_LABEL when replacing an operand with a LABEL_REF for a
4458 (subst_reloads): When replacing a LABEL_REG with a register,
4459 instead of generating a REG_LABEL note, assert that there already
4460 is one or that the label is a known target for the insn.
4461 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
4462 note, check the JUMP_LABEL field. Remove "else" after return.
4463 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
4464 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
4465 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
4466 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
4467 insns. Iterate over all notes; don't assume there's only one.
4468 * cse.c (recorded_label_ref): Adjust comment to refer to
4470 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
4471 insns, not just NONJUMP_INSN_P.
4472 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
4473 isn't a jump target.
4474 * jump.c (rebuild_jump_labels): Adjust head comment.
4475 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
4476 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
4477 (mark_all_labels): For JUMP_P insns without a target, check if the
4478 the target is noted on the previous nonjump insn.
4479 (mark_jump_label_1): New function, guts from mark_jump_label.
4480 <case IF_THEN_ELSE>: Handle first operand as a non-target when
4481 marking jump target labels.
4482 <case LABEL_REF>: Adjust for whether to generate a
4483 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
4484 For 'E' format rtl, iterate in descending element order.
4485 (delete_related_insns): Handle both REG_LABEL_TARGET and
4486 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
4487 reference count, delete and fallthrough. Move finding-next-
4488 non-deleted insn last in the function. Look at all INSN_P insns
4489 for REG_LABEL_OPERAND notes.
4490 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
4492 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
4493 JUMP_LABEL, output the INSN_UID of it.
4494 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
4495 and/or REG_LABEL_TARGET.
4496 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
4497 with jump.c copy by only adding notes for labels actually
4498 referenced in the insn.
4499 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
4500 usage count increment; handle all INSN_P trial insns.
4501 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
4503 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
4504 REG_LABEL_TARGET and REG_LABEL_OPERAND.
4505 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
4507 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
4508 JUMP_P insns and REG_LABEL_OPERAND everywhere.
4509 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
4510 on all INSN_P insns.
4511 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
4512 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
4513 REG_LABEL_OPERAND notes.
4514 * reload1.c (calculate_needs_all_insns): Adjust comments.
4515 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
4516 * config/alpha/alpha.md (split for load of an address into a
4517 four-insn sequence on Unicos/Mk): Adjust to use
4519 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
4521 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4524 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4525 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4526 FOR_BB_INSNS_SAFE instead of for loop.
4527 * cse.c (cse_extended_basic_block): Likewise.
4528 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4529 that the for loop does not invoke NEXT_INSN on a deleted insn.
4530 * function.c (instantiate_virtual_regs): Likewise.
4531 * lower-subreg.c (remove_retval_note): Likewise.
4532 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4534 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4536 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4537 insn, if it's a jump.
4538 (try_redirect_by_replacing_jump): New variable jump_p. Call
4539 tablejump_p before delete_insn_chain.
4540 * reload1.c (reload): New variable next. Make sure that the for
4541 loop does not invoke NEXT_INSN on a deleted insn.
4542 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4543 (delete_output_reload): New variable prev. Make sure the the for
4544 loops do not invoke PREV_INSN on a deleted insn.
4546 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4548 * pa/constraints.md: Remove 'X' from unused letters comment.
4550 2007-09-08 Richard Guenther <rguenther@suse.de>
4552 * tree-tailcall.c (find_tail_calls): If we don't have aliases
4553 computed check stmt_ann->references_memory instead of counting
4556 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
4558 * cse.c (fold_rtx): Use validate_unshare_change() instead of
4559 validate_change() in one more case.
4561 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
4563 PR tree-optimization/32283
4564 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
4565 estimated_loop_iterations.
4566 (determine_use_iv_cost_condition): Decrease cost of expressions
4567 used in iv elimination.
4569 2007-09-08 Richard Guenther <rguenther@suse.de>
4571 * tree-cfg.c (verify_gimple_expr): Avoid building new
4572 pointer types, use TYPE_POINTER_TO if available instead.
4574 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
4577 PR rtl-optimization/26449
4578 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
4579 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
4581 (mulv16qi3): Implement as define_insn_and_split pattern instead of
4582 define_expand. Split insn in split1 pass.
4585 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
4587 PR tree-optimization/33301
4588 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
4591 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
4593 PR tree-optimization/32183
4594 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
4596 * tree-ssa-reassoc.c: Include cfgloop.h.
4597 (is_reassociable_op): Add a loop argument and return true only
4599 (linearize_expr): Updated.
4600 (should_break_up_subtract): Likewise.
4601 (linearize_expr_tree): Likewise.
4602 (init_reassoc): Call loop_optimizer_init with
4603 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
4604 with CDI_DOMINATORS.
4605 (fini_reassoc): Call loop_optimizer_finalize.
4607 2007-09-07 Sterling Augustine <sterling@tensilica.com>
4609 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
4610 if there is no i-cache.
4612 2007-09-07 Richard Guenther <rguenther@suse.de>
4615 2007-09-06 Richard Guenther <rguenther@suse.de>
4617 PR tree-optimization/32586
4618 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4619 folding if nothing changed.
4620 (simplify_unary_expression): New function. Do tree combining
4621 on conversion like codes.
4622 (try_to_simplify): Call it.
4624 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4627 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
4628 (__gthread_active,__gthread_start, __gthread_active_init): New.
4629 * gthr-posix95.h: Likewise.
4631 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
4633 * function.h (struct function): Rename calls_unwind_init
4634 to saves_all_registers.
4635 (current_function_saves_all_registers): Renamed from
4636 current_function_calls_unwind_init.
4637 * reload1.c (reload): Set current_function_saves_all_registers.
4638 * except.c (expand_builtin_unwind_init): Likewise.
4639 * config/m68k/m68k.c (m68k_save_reg): Use
4640 current_function_saves_all_registers to save pic register.
4642 2007-09-07 Janis Johnson <janis187@us.ibm.com>
4644 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
4645 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
4647 Reapply reverted changes:
4649 2007-09-06 Jan Hubicka <jh@suse.cz>
4651 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
4654 2007-09-06 Richard Sandiford <richard@codesourcery.com>
4656 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
4657 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
4659 2007-09-05 Janis Johnson <janis187@us.ibm.com>
4661 * optabs.c (expand_float): Convert unsigned integer as signed only
4662 if it provides sufficient accuracy; add mode argument to real_2expN.
4663 (expand_fix): Fix comment typos; extend binary float into mode
4664 wider than destination for converion to unsigned integer; add mode
4665 argument to real_2expN.
4666 * real.c (real_2expN): Add mode argument to special-case decimal
4668 * real.h (real_2expN): Ditto.
4669 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
4671 (fixed_from_string): Ditto.
4672 (fixed_to_decimal): Ditto.
4673 (fixed_convert_from_real): Ditto.
4674 (real_convert_from_fixed): Ditto.
4675 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
4676 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
4677 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
4678 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
4680 2007-09-07 Diego Novillo <dnovillo@google.com>
4682 * tree-flow.h (const_block_stmt_iterator): Remove.
4683 Update all users to use block_stmt_iterator.
4684 * tree-iterator.h (const_tree_stmt_iterator): Remove.
4685 Update all users to use tree_stmt_iterator.
4687 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
4689 * config/mips/mips.c (mips_set_current_function): Temporarily
4690 make this a no-op to fix bootstrap errors, pending rewrite.
4692 2007-09-07 Jan Hubicka <jh@suse.cz>
4694 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
4697 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
4699 PR tree-optimization/33299
4700 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
4701 uses for all relevant loop-exit phis, not just the first.
4703 2007-09-07 Richard Guenther <rguenther@suse.de>
4706 * tree-ssa-operands.c (access_can_touch_variable): An access
4707 of the form (*p)[0] can touch a variable of same size.
4709 2007-09-07 Jan Hubicka <jh@suse.cz>
4711 * passes.c (init_optimization_passes): Add simple dce and addressable
4713 * tree-ssa.c (execute_update_addresses_taken): New function.
4714 (pass_update_address_taken): New.
4715 * tree-ssa-dse.c (execute_simple_dse): New function.
4716 (pass_simple_dse): New.
4717 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
4719 2007-09-07 Tobias Burnus <burnus@net-b.de>
4722 * doc/invoke.texi: Fix -Wstrict-overflow= table.
4724 2007-09-07 Richard Guenther <rguenther@suse.de>
4727 2007-09-06 Richard Guenther <rguenther@suse.de>
4729 PR tree-optimization/32586
4730 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
4731 folding if nothing changed.
4732 (simplify_unary_expression): New function. Do tree combining
4733 on conversion like codes.
4734 (try_to_simplify): Call it.
4736 2007-09-07 Richard Guenther <rguenther@suse.de>
4737 Uros Bizjak <ubizjak@gmail.com>
4739 PR tree-optimization/32821
4740 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
4741 NULL in the call to set_bb_stmt_list.
4743 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4745 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
4746 float calls here, rather than leaving some to the caller.
4747 Use call_internal_direct and call_value_internal_direct.
4748 * config/mips/mips.md (call_internal_direct): New pattern.
4749 (call_value_internal_direct): Likewise.
4751 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4753 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
4754 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
4756 (override_options): Set mips_base_move_loop_invariants.
4758 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4760 * config/mips/mips.opt (mcode-readable=): Move to keep list
4763 2007-09-07 Richard Sandiford <richard@codesourcery.com>
4765 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
4766 and -mgpopt options. Adjust the -G documentation to match.
4767 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
4768 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
4769 function, split out from mips_classify_symbol. Return false for
4770 !TARGET_LOCAL_SDATA.
4771 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
4772 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
4773 (override_options): Check whether the -mgpopt setting is consistent
4774 with the other flags.
4775 (symbolic_expression_p): Delete.
4776 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
4777 and default_elf_select_rtx_section.
4778 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
4779 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
4780 external data and TARGET_EXTERN_SDATA.
4782 2007-09-07 Tobias Burnus <burnus@net-b.de>
4785 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
4787 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4789 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
4790 FOR_BB_INSNS_SAFE instead of for loop.
4791 * cse.c (cse_extended_basic_block): Likewise.
4792 * postreload.c (reload_cse_regs_1): New variable next. Make sure
4793 that the for loop does not invoke NEXT_INSN on a deleted insn.
4794 * function.c (instantiate_virtual_regs): Likewise.
4795 * lower-subreg.c (remove_retval_note): Likewise.
4796 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
4798 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
4800 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
4801 insn, if it's a jump.
4802 (try_redirect_by_replacing_jump): New variable jump_p. Call
4803 tablejump_p before delete_insn_chain.
4804 * reload1.c (reload): New variable next. Make sure that the for
4805 loop does not invoke NEXT_INSN on a deleted insn.
4806 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
4807 (delete_output_reload): New variable prev. Make sure the the for
4808 loops do not invoke PREV_INSN on a deleted insn.
4810 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
4812 * cgraphbuild.c (rebuild_cgraph_edges): Export.
4813 * cgraph.h (rebuild_cgraph_edges): Declare.
4814 * tree-pass.h (pass_expand_omp_ssa): New.
4815 * omp-low.c (find_omp_clause): Export.
4816 (copy_var_decl): Split from omp_copy_decl_2.
4817 (build_omp_barrier): Return the call to emit instead of emitting
4819 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
4821 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
4822 expand_omp_for_generic, expand_omp_for_static_nochunk,
4823 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
4824 Adapted to work on SSA form.
4825 (execute_expand_omp): Do not invalidate dominance information.
4826 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
4827 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
4828 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
4830 (force_gimple_operand): Allow gimplifying code expressions without
4832 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
4833 * common.opt (fopenmp-ssa): New.
4834 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
4835 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
4836 * tree-cfg.c: Include tree-inline.h.
4837 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
4838 (replace_by_duplicate_decl, replace_ssa_name,
4839 mark_virtual_ops_in_region): New functions.
4840 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
4841 to work on SSA form.
4842 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
4843 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
4846 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4848 * tree-loop-linear.c: Include obstack.h.
4849 (linear_transform_loops): New obstack lambda_obstack.
4850 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
4851 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
4852 and free afterwards.
4853 * lambda.h (struct obstack): New forward declaration.
4854 (lambda_linear_expression_new): New parameter of type struct
4856 (lambda_loopnest_new): Likewise.
4857 (lambda_loopnest_transform): Likewise.
4858 (lambda_body_vector_new): Likewise.
4859 (lambda_body_vector_compute_new): Likewise.
4860 (gcc_loopnest_to_lambda_loopnest): Likewise.
4861 (lambda_loopnest_to_gcc_loopnest): Likewise.
4862 * lambda-code.c: Include obstack.h.
4863 (lambda_lattice_new): New parameter lambda_obstack. Use it for
4865 (lambda_body_vector_new): Likewise.
4866 (lambda_linear_expression_new): Likewise.
4867 (lambda_lattice_new): Likewise.
4868 (lambda_loopnest_new): Likewise. Additionally use obstack to
4869 allocate LN_LOOPS(ret).
4870 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
4871 it to lambda_lattice_new.
4872 (lambda_body_vector_compute_new): New parameter lambda_obstack.
4873 Pass it to lambda_body_vector_new.
4874 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
4875 it to lambda_lattice_new.
4876 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
4877 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
4878 (lambda_compute_target_space): Likewise.
4879 (lambda_compute_auxillary_space): New parameter lambda_obstack.
4880 Pass it to lambda_lattice_compute_base and
4881 compute_nest_using_fourieer_motzkin.
4882 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
4883 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
4884 and lambda_lattice_compute_target_space.
4885 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
4886 Pass it to lambda_linear_expression_new.
4887 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
4888 to gcc_tree_to_linear_expression.
4889 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
4890 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
4891 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
4892 Pass it to lambda_body_vector_new and
4893 lambda_body_vector_compute_new.
4894 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
4895 (lambda-code.o): Likewise.
4897 2007-09-06 Chao-ying Fu <fu@mips.com>
4899 * ginclude/stdfix.h: New file.
4900 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
4901 (convert.o): Add dependence on fixed-value.h.
4902 * c-convert.c (convert): Support FIXED_POINT_TYPE.
4903 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
4904 to define fixed-point constants.
4905 (c_cpp_builtins): Define fixed-point constants.
4906 * convert.c (fixed-value.h): New include.
4907 (convert_to_real): Update comment to include fixed-point.
4908 Support FIXED_POINT_TYPE.
4909 (convert_to_integer): Update comment to include fixed-point.
4910 Support FIXED_POINT_TYPE.
4911 (convert_to_complex): Support FIXED_POINT_TYPE.
4912 (convert_to_fixed): New function.
4913 * convert.h (convert_to_fixed): Declare.
4914 * genopinit.c: Add comment about $Q for only fixed-point modes.
4915 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
4916 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
4917 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
4918 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
4919 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
4920 usneg_optab for fixed-point modes.
4921 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
4923 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
4924 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
4925 unsigned saturation optabs, when type is saturating.
4926 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
4927 (expand_fixed_convert): New function.
4928 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
4929 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
4930 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
4931 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
4932 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
4933 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
4935 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
4936 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
4937 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
4938 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
4939 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
4941 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
4942 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
4943 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
4944 fractuns, satfractuns.
4945 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
4946 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
4947 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
4948 OTI_ssmsub_widen, OTI_usmsub_widen.
4949 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
4950 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
4951 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
4952 umsub_widen_optab, usmsub_widen_optab): Define.
4953 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
4955 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
4957 (expand_fixed_convert): Declare.
4958 * expr.c (convert_move): Support the move of fixed-point modes.
4959 (emit_move_insn_1): Handle fixed-point mode to move via integer.
4960 (categorize_ctor_elements_1): Handle FIXED_CST.
4961 (count_type_elements): Handle FIXED_POINT_TYPE.
4962 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
4963 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4965 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
4966 multiply and add/subtract for fixed-point types.
4967 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
4968 mode, we jump to binop directly.
4969 Support FIXED_CONVERT_EXPR.
4970 (do_store_flag): Check FIXED_CST to put a constant second.
4971 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
4972 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
4973 (const_vector_from_tree): Support FIXED_CST.
4974 * doc/extend.texi (Fixed-Point): New node.
4975 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
4976 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
4977 satfract, fractuns, satfractuns): Document them.
4979 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4981 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
4982 addresses into I registers.
4984 2007-09-06 Jan Hubicka <jh@suse.cz>
4985 Andreas Tobler <a.tobler@schweiz.org>
4987 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
4989 (machopic_legitimize_pic_address): Likewise.
4991 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4992 Jan Hubicka <jh@suse.cz>
4994 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
4995 instead of ufloat_optab->handlers directly.
4996 (floatdidf2): Likewise.
4998 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
5000 * config/mips/mips.c: Include diagnostic.h.
5001 (mips_set_current_function): Check errorcount and sorrycount
5002 before generating RTL.
5004 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5007 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
5008 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
5009 (print_operand_reloc): Likewise.
5011 2007-09-06 Janis Johnson <janis187@us.ibm.com>
5015 2007-09-06 Jan Hubicka <jh@suse.cz>
5017 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5020 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5022 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5023 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5025 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5027 * optabs.c (expand_float): Convert unsigned integer as signed only
5028 if it provides sufficient accuracy; add mode argument to real_2expN.
5029 (expand_fix): Fix comment typos; extend binary float into mode
5030 wider than destination for converion to unsigned integer; add mode
5031 argument to real_2expN.
5032 * real.c (real_2expN): Add mode argument to special-case decimal
5034 * real.h (real_2expN): Ditto.
5035 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5037 (fixed_from_string): Ditto.
5038 (fixed_to_decimal): Ditto.
5039 (fixed_convert_from_real): Ditto.
5040 (real_convert_from_fixed): Ditto.
5041 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5042 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5043 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5044 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5046 2007-09-06 Tom Tromey <tromey@redhat.com>
5048 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
5049 * c-pch.c (c_common_read_pch): Restore current location after
5051 * tree.c (expand_location): Update.
5052 (expr_filename): Changed return type. Unified the two cases.
5053 (expr_lineno): Likewise.
5054 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
5056 * toplev.c (line_table): Changed type.
5057 (general_init): Update.
5058 (realloc_for_line_map): New function.
5059 (general_init): Allocate line_table using GC.
5060 * fix-header.c (line_table): Changed type.
5061 (read_scan_file): Update.
5062 (read_scan_file): Update.
5063 * c-ppoutput.c (maybe_print_line): Update.
5064 (print_line): Update.
5065 (cb_line_change): Update.
5066 (cb_define): Update.
5067 (pp_file_change): Update.
5068 * c-opts.c (c_common_init_options): Update.
5069 (finish_options): Update.
5070 (push_command_line_include): Update.
5071 * c-lex.c (cb_line_change): Update.
5072 (cb_def_pragma): Update.
5073 (cb_define): Update.
5075 (c_lex_with_flags): Use cpp_get_token_with_location.
5076 * input.h (line_table): Changed type.
5077 (location_from_locus): New macro.
5078 * tree.h (EXPR_FILENAME): No longer an lvalue.
5079 (EXPR_LINENO): Likewise.
5080 (expr_locus, set_expr_locus): Declare separately for
5081 USE_MAPPED_LOCATION.
5082 (expr_filename, expr_lineno): Changed return type.
5083 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
5084 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
5085 (expand_gimple_basic_block): Likewise.
5086 * final.c (final_scan_insn): Use expanded_location.
5088 2007-09-06 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/32586
5091 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5092 folding if nothing changed.
5093 (simplify_unary_expression): New function. Do tree combining
5094 on conversion like codes.
5095 (try_to_simplify): Call it.
5096 * builtins.c (fold_builtin_cexp): Fold the built expressions.
5097 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
5099 2007-09-06 Jan Hubicka <jh@suse.cz>
5102 * cse.c (fold_rtx): Avoid invalid sharing.
5104 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5106 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5107 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5109 2007-09-06 Revital Eres <eres@il.ibm.com>
5111 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5112 Fix offsettable memory reference for 750CL.
5114 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
5116 * reload.c (find_reloads_address_1): Try to preserve original
5117 base/index regclass of operands.
5118 * regrename.c (scan_rtx_address): Likewise.
5119 (replace_oldest_value_addr): Likewise.
5121 2007-09-06 Richard Guenther <rguenther@suse.de>
5123 PR tree-optimization/33302
5124 * domwalk.c (walk_dominator_tree): The exit block is
5125 interesting even if it is not reachable.
5127 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5130 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
5132 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
5134 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
5137 2007-09-05 Ian Lance Taylor <iant@google.com>
5139 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
5141 (dump_generic_node): Likewise.
5142 * print-rtl.c (print_decl_name): Likewise.
5143 * print-tree.c (print_node_brief): Likewise.
5144 (print_node): Likewise.
5145 * Makefile.in (RTL_BASE_H): Add alias.h.
5148 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
5150 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
5152 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
5153 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
5155 2007-09-06 Jie Zhang <jie.zhang@analog.com>
5157 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
5158 (tm_defines): Define UCLIBC_DEFAULT to 1.
5159 (extra_options): Add linux.opt.
5160 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5161 (CRT_CALL_STATIC_FUNCTION): Likewise.
5162 (NO_IMPLICIT_EXTERN_C): Likewise.
5163 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5164 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
5165 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
5166 (ENDFILE_SPEC): Don't define.
5167 (LIB_SPEC): Likewise.
5168 (CRT_CALL_STATIC_FUNCTION): Likewise.
5169 (NO_IMPLICIT_EXTERN_C): Likewise.
5170 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
5171 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
5173 2007-09-06 Jan Hubicka <jh@suse.cz>
5175 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
5178 2007-09-06 Jan Hubicka <jh@suse.cz>
5180 * opts.c (common_handle_option): Enable inlining functions for
5183 2007-09-06 Jakub Jelinek <jakub@redhat.com>
5185 * builtin-attrs.def (ATTR_NONNULL_3): New.
5186 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
5187 ATTR_NOTHROW_NONNULL_##FA.
5188 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
5189 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
5190 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
5191 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
5192 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
5193 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
5194 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
5196 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
5197 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
5198 ATTR_FORMAT_NOTHROW_3_4): Remove.
5199 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
5200 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
5201 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
5202 instead of ATTR_FORMAT_*_*.
5204 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
5206 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
5207 parts re-used for REG_FRAME_RELATED_EXPR.
5209 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5211 * optabs.c (expand_float): Convert unsigned integer as signed only
5212 if it provides sufficient accuracy; add mode argument to real_2expN.
5213 (expand_fix): Fix comment typos; extend binary float into mode
5214 wider than destination for converion to unsigned integer; add mode
5215 argument to real_2expN.
5216 * real.c (real_2expN): Add mode argument to special-case decimal
5218 * real.h (real_2expN): Ditto.
5219 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5221 (fixed_from_string): Ditto.
5222 (fixed_to_decimal): Ditto.
5223 (fixed_convert_from_real): Ditto.
5224 (real_convert_from_fixed): Ditto.
5225 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5226 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5227 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5228 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5230 2007-09-05 Ian Lance Taylor <iant@google.com>
5232 * init-regs.c (initialize_uninitialized_regs): Call
5233 emit_insn_before rather than add_insn_before.
5235 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5237 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
5238 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
5239 * tree-inline.h (copy_body_data): Add call_expr field.
5240 * tree-inline.c (expand_call_inline): Initialize call_expr.
5241 (copy_bb): Append anonymous inline fn arguments to arguments
5242 when inlining a CALL_EXPR_VA_ARG_PACK call.
5243 * builtins.c (expand_builtin): Issue an error if
5244 BUILT_IN_VA_ARG_PACK is seen during expand.
5245 (fold_call_expr, fold_builtin_call_array): Don't fold
5246 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
5247 __builtin_va_arg_pack () call as last argument.
5248 * gimplify.c (gimplify_call_expr): If last argument to a vararg
5249 function is __builtin_va_arg_pack (), decrease number of call
5250 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
5251 * expr.c (expand_expr_real_1): Issue an error if
5252 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
5253 * tree-pretty-print.c (dump_generic_node): Handle printing
5254 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
5255 * doc/extend.texi (__builtin_va_arg_pack): Document.
5257 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
5259 PR tree-optimization/21513
5260 * builtins.c (build_builtin_expect_predicate): New function.
5261 (fold_builtin_expect): Add argument for expected value.
5262 Distribute __builtin_expect over short-circuiting operations.
5263 Fold nested builtin_expects.
5264 (fold_builtin_2): Adjust call to fold_builtin_expect.
5266 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
5269 PR tree-optimization/13756
5270 * doc/invoke.texi (Options That Control Optimization): Document
5273 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
5275 * gcc/config/i386/cpuid.h: New file.
5276 * gcc/config/i386/driver-i386.c: Include cpuid.h.
5277 (describe_cache): Shrink size and line strings to 100 bytes.
5278 (detect_caches_amd): Return "" for unsupported max_ext_level.
5279 Use __cpuid function.
5280 (detect_caches_intel): Return "" for unsupported max_level.
5281 Use __cpuid function.
5282 (host_detect_local_cpu): Change feature flag variables to
5283 unsigned int. Initialize only extended feature flag variables.
5284 Use __get_cpuid_max to determine max supported cpuid level.
5285 Use __cpuid function to determine supported features. Fix
5286 calculation of family id. Remove is_amd and check signature
5287 directly. Check for Geode signature. Handle family 4 id.
5288 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
5289 cpu discovery code to lower part of the function.
5290 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
5291 for sub-architecture.
5292 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
5293 [PROCESSOR_K8]: Add k8-sse3 architecture.
5294 [PROCESSOR_NOCONA]: Remove.
5295 [PROCESSOR_GENERIC64]: Ditto.
5296 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
5297 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
5298 to check for SSE and FXSAVE support.
5299 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
5300 Add -minline-all-stringops.
5301 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
5302 (x86_64-*-*): Ditto.
5304 2007-09-05 Jie Zhang <jie.zhang@analog.com>
5306 * config/bfin/linux-unwind.h: New file.
5307 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
5308 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
5310 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5312 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
5313 * stmt.c: Include alloc-pool.h.
5314 (struct case_node): Remove GTY marker.
5315 (add_case_node): New parameter case_node_pool. Use it for
5317 (expand_case): New allocation pool case_node_pool. Initialize it,
5318 pass to add_case_node and free it.
5320 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5321 David Ung <davidu@mips.com>
5322 Nigel Stephens <nigel@mips.com>
5324 Add mips16/nomips16 function attributes and -mflip-mips16 option
5325 for testing mixed-mode compilation.
5327 * config/mips/mips.opt (mflip-mips16): New.
5329 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
5330 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
5332 * config/mips/mips.c (mips_base_target_flags): New.
5333 (mips_base_mips16): New.
5334 (mips_base_schedule_insns): New.
5335 (mips_base_reorder_blocks_and_partition): New.
5336 (mips_base_align_loops): New.
5337 (mips_base_align_jumps): New.
5338 (mips_base_align_functions): New.
5339 (mips16_flipper): New.
5340 (mips_attribute_table): Add "mips16" and "nomips16" entries.
5341 (TARGET_SET_CURRENT_FUNCTION): Define.
5342 (mips_mips16_type_p, mips_nomips16_type_p): New.
5343 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
5344 (mips_function_ok_for_sibcall): Make it deal with functions with
5346 (mips_init_split_addresses): New, split out from override_options.
5347 (mips_init_relocs): New, split out from override_options.
5348 (was_mips16_p): New.
5349 (mips_set_mips16_mode): New, split out from override_options.
5350 (mips_set_current_function): New.
5351 (override_options): Add sorry for unsupported mips16/pic
5352 combination. Remove error for mips16/dsp combination. Save
5353 base option settings.
5354 (mips_file_start): Move mips16 mode setting output from here....
5355 (mips_output_function_prologue): ....to here.
5356 (mips_output_mi_thunk): Check for mips16 function.
5357 (build_mips16_function_stub): Don't set .mips16 here.
5358 (build_mips16_call_stub): Likewise.
5359 (mips_expand_builtin): Error in mips16 mode.
5360 (mips_use_mips16_mode_p): New.
5361 (mips_encode_section_info): Check for mips16 function, and set
5362 SYMBOL_REF_FLAGS accordingly.
5364 * doc/extend.texi (Function Attributes): Document new
5365 mips16/nomips16 attributes.
5366 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
5367 (MIPS Options): Document -mflip-mips16.
5369 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5371 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
5372 if we encounter TLS address in MIPS16 mode.
5373 (mips_legitimize_const_move): Check cannot_force_const_mem for
5374 the (const (plus symbol offset)) case; this forces invalid TLS
5375 address in MIPS16 mode to be caught by the above call to sorry.
5376 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
5377 because that now enables emutls, which is not ABI compatible
5378 with native TLS in non-MIPS16 mode.
5380 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
5382 Add target hook invoked when cfun changes.
5384 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
5385 * target.h (struct gcc_target): Add set_current_function.
5386 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
5387 (TARGET_INITIALIZER): Add initializer for set_current_function.
5388 * tree.h (push_struct_function): New.
5389 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
5391 (set_cfun): Declare.
5392 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
5394 (push_function_context_to): Use allocate_struct_function
5395 to create null context, not init_dummy_function_start. Use set_cfun.
5396 (pop_function_context_from): Use set_cfun.
5397 (in_dummy_function): New.
5398 (invoke_set_current_function_hook): New.
5400 (push_cfun, pop_cfun): Use set_cfun.
5401 (push_struct_function): New.
5402 (allocate_struct_function): Call invoke_set_current_function_hook
5404 (prepare_function_start): Don't set cfun here. Remove unused
5405 argument; fix all callers.
5406 (init_dummy_function_start): Fiddle with in_dummy_function. Call
5407 push_struct_function.
5408 (init_function_start): Set cfun here.
5409 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
5410 * omp-low.c (create_omp_child_function): Use push_struct_function
5411 and pop_cfun to save/restore state.
5412 (expand_omp_parallel): Remove unused saved_cfun variable.
5413 * cgraphunit.c (ipa_passes): Use set_cfun.
5414 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
5415 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
5416 * matrix-reorg.c (transform_allocation_sites): Likewise.
5417 (matrix_reorg): Use set_cfun.
5418 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
5419 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
5420 assignment to cfun; use set_cfun for the other.
5421 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
5422 (dump_function_to_file): Use push_cfun/pop_cfun here.
5423 * c-decl.c (finish_function): Use set_cfun.
5425 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5427 * regrename.c (rerename_optimize): Use deferred rescanning and
5428 insert explicit calls to rescan insns when changed.
5430 2007-09-05 Jan Hubicka <jh@suse.cz>
5432 * optabs.c (libfunc_entry): Change optab to integer.
5433 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
5434 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
5435 of pointers for hashing.
5437 2007-09-05 Jan Hubicka <jh@suse.cz>
5439 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
5441 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
5442 * see.c (pass_see): Likewise.
5443 * tracer.c (pass_tracer): Likewise.
5444 * postreload-gcse.c (pass_gcse2): Likewise.
5445 * postreload.c (pass_postreload_cse): Likewise.
5446 * mode-switching.c (pass_mode_switching): Likewise.
5447 * modulo-sched.c (pass_sms): Likewise.
5448 * cse.c (cse_insn): Likewise.
5449 * web.c (pass_web): Likweise.
5450 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
5451 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
5452 * loop-init.c (pass_rtl_loop_init): Likewise.
5453 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
5454 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
5455 * global.c (pass_global_alloc): Likewise.
5456 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
5457 pass_if_after_reload): Likewise.
5458 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
5459 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
5460 * regmove.c (pass_regmove): Likewise.
5461 * function.c (pass_thread_prologugues_epilogues): Likewise.
5462 * gcse.c (pass_gcse): Likewise.
5463 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
5464 * lower-subreg.c (pass_lower_subreg2): Likewise.
5465 * bt-load.c (pass_branch_target_load): Likewise.
5466 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5467 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
5468 * combine.c (pass_combine): Likewise.
5469 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
5470 (pass_partition_blocks): Likewise.
5471 * var-tracking.c (pass_variable_track): Likewise.
5472 * reg-stack.c (pass_stack_regs_run): Likewise.
5473 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
5474 * passes.c (pass_postreload): Likewise.
5475 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
5476 * tree-pass.h (TODO_verify_rtl_sharing): New.
5477 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5478 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
5479 TODO_set_props, TODO_df_finish, TODO_df_verify,
5480 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
5482 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5484 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
5485 fold_real_zero_addition_p, reorder_operands_p,
5486 div_if_zero_remainder, fold_undefer_overflow_warnings,
5487 int_binop_types_match_p, fold_convert_const_int_from_int,
5488 fold_convert_const_int_from_real,
5489 fold_convert_const_int_from_fixed,
5490 fold_convert_const_real_from_real,
5491 fold_convert_const_real_from_fixed,
5492 fold_convert_const_fixed_from_fixed,
5493 fold_convert_const_fixed_from_int,
5494 fold_convert_const_fixed_from_real, maybe_lvalue_p,
5495 fold_checksum_tree, fold_check_failed, print_fold_checksum,
5496 debug_fold_checksum, multiple_of_p): Constify.
5497 * tree-flow-inline.h (get_lineno): Likewise.
5498 * tree-flow.h (get_lineno): Likewise.
5499 * tree-object-size.c (compute_object_offset, addr_object_size,
5500 alloc_object_size, pass_through_call): Likewise.
5501 * tree-pretty-print.c (op_symbol, print_call_name,
5502 print_struct_decl, do_niy): Likewise.
5503 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
5504 debug_fold_checksum): Likewise.
5506 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
5509 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
5510 note, remove the associated REG_RETVAL note.
5512 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5514 * config.gcc (powerpc*-*-*): Install
5515 spu2vmx.h, vec_types.h, and si2vmx.h headers.
5516 * config/rs6000/spu2vmx.h: New header.
5517 * config/rs6000/si2vmx.h: New header.
5518 * config/rs6000/vec_types.h: New header.
5520 2007-09-05 Ben Elliston <bje@au.ibm.com>
5522 * varasm.c (initializer_constant_valid_p): Fix comment typo.
5524 2007-09-05 Ben Elliston <bje@au.ibm.com>
5526 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
5528 (__stdcx): Make asm volatile.
5529 (__stwcx, __stdcx): Return only 0 or 1.
5531 2007-09-05 Jan Hubicka <jh@suse.cz>
5535 2007-09-04 Jan Hubicka <jh@suse.cz>
5536 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5538 2007-09-04 Richard Guenther <rguenther@suse.de>
5539 * tree-ssa-operands.c (add_virtual_operand): Only mark
5540 stores as has_volatile_ops if alias information is not available.
5542 2007-09-05 Jakub Jelinek <jakub@redhat.com>
5544 * config/rs6000/tramp.asm: Include config.h.
5545 Check __PIC__ or __pic__ macro instead of SHARED.
5547 PR rtl-optimization/32300
5548 * see.c (see_copy_insn): New function.
5549 (see_def_extension_not_merged, see_merge_one_use_extension,
5550 see_merge_one_def_extension): Use it. Avoid changing
5551 PREV_INSN/NEXT_INSN chains directly, insted emit insns
5552 into sequences. Call df_insn_delete on temporary insns
5553 that won't be emitted into the insn stream.
5554 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
5555 and run df_process_deferred_rescans () before run_fast_dce.
5557 PR tree-optimization/33017
5558 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
5559 recurse for pure or const function calls.
5561 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5563 * c-format.c: Include alloc-pool.h.
5564 (check_format_info_main): New argument fwt_alloc. Use allocation
5565 pool instead of GC. Remove GC deallocation code.
5566 (check_format_arg): Create allocation pool, pass it to
5567 check_format_info_main and free it afterwards.
5568 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
5570 2007-09-05 Ben Elliston <bje@au.ibm.com>
5572 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
5573 Rename count macro arugment for clarity.
5574 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
5575 (__protected_stream_set): Likewise, pass 0.
5577 2007-09-04 Jan Hubicka <jh@suse.cz>
5579 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
5581 2007-09-04 Jan Hubicka <jh@suse.cz>
5583 * invoke.texi (-finline-small-functions): Document.
5584 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
5585 when deciding what is inlinable.
5586 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
5587 (cgraph_decide_inlining_of_small_function): Handle new flags.
5588 (cgraph_decide_inlining_incrementally): Likewise.
5589 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
5590 * common.opt (finline-small-functions): New.
5591 * Makefile.in (build/gengtype.o-warn): Work around PR29478
5593 2007-09-04 Richard Guenther <rguenther@suse.de>
5595 * tree-ssa-operands.c (add_virtual_operand): Only mark
5596 stores as has_volatile_ops if alias information is not available.
5598 2007-09-04 Andrew Haley <aph@redhat.com>
5600 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
5602 2007-09-04 Andrew Haley <aph@redhat.com>
5604 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
5605 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5606 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
5608 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
5611 * common.opt: Mention ABI version 2 in comment.
5613 2007-09-04 Jan Hubicka <jh@suse.cz>
5615 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
5616 (libfunc_entry): New structure.
5617 (libfunc_hash): New hashtable.
5618 (hash_libfunc): New function.
5619 (eq_libfunc): New function.
5620 (convert_optab_libfunc): New function.
5621 (optab_libfunc): New function.
5622 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
5623 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
5624 expand_float, expand_fix, new_optab, new_convert_optab):
5625 Update for new libfunc API.
5626 (init_libfunc, init_integral_libfuncs,
5627 init_floating_libfuncs, init_interclass_conv_libfuncs
5628 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
5629 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
5630 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5631 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
5632 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
5633 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
5634 gen_extend_conv_libfunc): New.
5635 (init_one_libfunc): Revamp for hashtables.
5636 (set_conv_libfunc): Likewise.
5637 (init_optabs): Initialize hashtable; use lazy initialization where
5639 * optabs.h (optab_handlers): Move out of GGC.
5640 (optab, convert_optab): Move out of GGC; add lazy gen info.
5641 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
5642 (optab_libfunc, convert_optab_libfunc): New.
5643 * builtins.c (expand_builtin_powi): Update for new API.
5644 * expr.c (convert_move): Likewise.
5645 * expmed.c (expand_divmod): Likewise.
5647 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5649 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
5650 GOT pointer only if there is a constant pool. Use the allocated space
5653 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
5655 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
5658 2007-09-04 Revital Eres <eres@il.ibm.com>
5659 Richard Guenther <rguenther@suse.de>
5660 R. Clint Whaley <whaley@cs.utsa.edu>
5662 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
5664 * tree-tailcall.c (process_assignment): Use -fassociative-math
5665 when reodering operands of floating-point type.
5666 * fold-const.c (fold_comparison, fold_binary): Use
5667 -fassociative-math and -freciprocal-math instead of
5668 -funsafe-math-optimization flag.
5669 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
5670 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
5671 -freciprocal-math instead of -funsafe-math-optimizations.
5672 * opts.c (set_fast_math_flags): Set -freciprocal-math and
5673 -fassociative-math when -ffast-math is set.
5674 (set_unsafe_math_optimizations_flags): New Function
5675 to set -freciprocal-math and -fassociative-math when
5676 -funsafe-math-optimizations is set.
5677 (common_handle_option): Call it.
5678 * tree-vectorizer.c (vect_is_simple_reduction): Use
5679 -fassociative-math when doing reduction on floats.
5680 * loop-unroll.c (analyze_insn_to_expand_var): Use
5681 -fassociative-math when expanding an accumulator of type float.
5682 * simplify-rtx.c (simplify_binary_operation_1): Use
5683 -fassociative-math and -freciprocal-math when reordeing operands
5684 of floating-point type.
5685 * combine.c (combine_simplify_rtx): Likewise.
5686 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
5688 * common.opt (-fassociative-math, -freciprocal-math): New flags.
5690 2007-09-04 Paolo Carlini <pcarlini@suse.de>
5693 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
5695 2007-09-04 Jan Hubicka <jh@suse.cz>
5697 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
5699 2007-09-04 Jan Hubicka <jh@suse.cz>
5701 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
5702 and corresponding MATCH_DUP.
5704 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
5707 * combine.c (subst): Do not try to simplify X if it represents load
5708 of FP constant from the constant pool via float extension.
5710 2007-09-04 Ben Elliston <bje@au.ibm.com>
5712 * c-opts.c: Include "tm_p.h".
5713 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
5715 2007-09-04 Richard Guenther <rguenther@suse.de>
5717 PR tree-optimization/33291
5718 * tree-pretty-print.c (dump_generic_node): Dump all
5719 qualifiers for pointer types, not only first. Dump
5720 qualifiers for aggregate types as well.
5721 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
5722 use the canonical type for building ARRAY_REFs.
5723 * gimplify.c (canonicalize_addr_expr): Clean up. The
5724 correct validness check is compatibility of the pointer
5725 types. Always use the canonical type for building
5726 ARRAY_REFs and ADDR_EXPRs.
5727 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
5728 change that disabled propagation of ADDR_EXPRs into statements
5731 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5733 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
5734 (umulsi3_highpart): Make into expanders; existing insns are
5735 now named *[insn]_nov6. Add stars to existing [insn]_v6
5736 counterparts' names.
5738 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
5740 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
5741 (unprotoize.o): Remove SHLIB_MULTILIB.
5743 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
5745 * doc/extend.texi: Document progmem attribute for AVR.
5747 2007-09-03 Anatoly Sokolov <aesok@post.ru>
5750 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
5752 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5754 * optabs.c (expand_ffs): Initialize val and defined_at_zero
5757 * optabs.c: Remove unnecessary forward declarations.
5758 (expand_unop_direct): New, broken out of expand_unop.
5759 (expand_doubleword_clz): New.
5760 (expand_ctz): Move above expand_ffs. Use
5761 start_sequence, end_sequence, add_equal_note, and
5762 expand_unop_direct. Add more commentary.
5763 (expand_ffs): Try both ctz optab and expand_ctz.
5764 Generate a test and branch if the hardware doesn't give us
5765 a useful value for input zero. Style improvements similar to
5768 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
5770 2007-09-03 Zack Weinberg <zack@codesourcery.com>
5772 * config.gcc: Delete stanza for arm-semi-aof and
5773 armel-semi-aof targets.
5774 * config/arm/arm-protos.h
5776 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
5777 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
5778 delete aof_pic_label and remove mention of AOF in comments.
5779 * config/arm/arm.md: Delete patterns used only for AOF assembly.
5781 * config/arm/semiaof.h
5782 * config/arm/t-semi: Delete file.
5784 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5786 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
5787 CONST_CAST_BB): New macros for type-specific casts.
5788 (CONST_CAST): Add a TYPE parameter and define it in terms of
5791 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
5792 * c-lex.c (cb_ident, lex_string): Likewise,
5793 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
5794 * config/i386/i386.c (ix86_function_regparm,
5795 ix86_function_sseregparm): Use CONST_CAST_TREE.
5796 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
5798 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
5799 give_switch, set_multilib_dir): Likewise,
5800 * gengtype-parse.c (string_seq, typedef_name): Likewise,
5801 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
5802 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
5803 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
5804 * prefix.c (update_path): Likewise,
5805 * pretty-print.c (pp_base_destroy_prefix): Likewise,
5806 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
5807 * tree-cfg.c (tree_can_merge_blocks_p,
5808 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
5809 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
5810 * tree.c (build_string): Supply a TYPE for CONST_CAST.
5811 (attribute_list_contained): Use CONST_CAST_TREE.
5813 2007-09-03 Krister Walfridsson <cato@df.lth.se>
5815 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
5817 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5820 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
5821 before forcing them into a register.
5823 2007-09-03 Richard Sandiford <richard@codesourcery.com>
5825 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
5826 rather than define_code_macro.
5828 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5830 * gcc.c (xputenv): New function.
5831 (putenv_from_prefixes): Use xputenv instead of putenv.
5832 (process_command): Use xputenv instead of putenv.
5833 (set_collect_gcc_options): Use xputenv instead of putenv.
5834 (main): Use xputenv instead of putenv.
5836 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5838 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
5839 availability of swap instruction.
5840 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
5842 2007-09-03 Revital Eres <eres@il.ibm.com>
5844 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
5847 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
5848 Ayal Zaks <zaks@il.ibm.com>
5849 Revital Eres <eres@il.ibm.com>
5851 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
5852 compute_split_row): New functions.
5853 (ps_unschedule_node): Remove.
5854 (normalize_sched_times): Iterate over the already scheduled
5855 insns instead of the number of nodes.
5856 (MAX_SPLIT_NUM): New definition.
5857 (sms_schedule_by_order): Change the scheduling heuristic to
5858 avoid useless increases of initiation interval ii.
5859 (get_sched_window): Add dump printouts.
5861 2007-09-02 David Daney <ddaney@avtrex.com>
5863 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
5864 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
5865 (optab, insn): Add more attributes.
5866 (fetchop_bit): New code macro.
5867 (immediate_insn): New code macro attribute.
5868 (sync): Change condition to ISA_HAS_SYNC.
5869 (rdhwr): Change predicate for operand 0 to register_operand.
5870 (memory_barrier): New expand.
5871 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5872 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5873 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5874 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5875 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
5876 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
5877 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5878 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5879 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
5881 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
5882 Hans-Peter Nilsson <hp@axis.com>
5884 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
5885 Defined to describe availability and behavior of CLZ.
5886 * config/cris/cris.md (clzsi2): Implement using lz instruction.
5887 * config/cris/cris.opt: Tweak comment for "-metrax4".
5888 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
5889 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
5890 (count_leading_zeros): Define.
5892 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5894 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
5896 2007-09-02 Joseph Myers <joseph@codesourcery.com>
5899 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
5902 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5904 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
5905 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
5906 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
5907 sched-deps.c, sched-int.h, system.h, target.h,
5908 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
5909 tree.def: Fix comment typos.
5911 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
5913 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
5914 (override_options): Turn on -mstrict-align on non-ColdFire
5916 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
5918 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5920 * c-common.c (const_strip_array_types): Delete.
5921 * c-common.h (const_strip_array_types): Likewise.
5922 * emit-rtl.c (const_next_insn, const_previous_insn,
5923 const_next_nonnote_insn, const_prev_nonnote_insn,
5924 const_next_real_insn, const_prev_real_insn,
5925 const_next_active_insn, const_prev_active_insn, const_next_label,
5926 const_prev_label): Delete.
5927 * gimple-low.c (block_may_fallthru): Use expr_last.
5928 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
5929 * rtl.h (const_previous_insn, const_next_insn,
5930 const_prev_nonnote_insn, const_next_nonnote_insn,
5931 const_prev_real_insn, const_next_real_insn,
5932 const_prev_active_insn, const_next_active_insn, const_prev_label,
5933 const_next_label): Delete.
5934 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
5935 * system.h (CONST_CAST): Update comment.
5936 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
5937 (const_first_stmt, const_last_stmt): Delete.
5938 (tree_block_ends_with_condjump_p): Use last_stmt.
5939 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
5940 * tree-iterator.c (const_expr_first, const_expr_last,
5941 const_expr_only): Delete.
5942 * tree.c (const_lookup_attribute): Likewise.
5943 (attribute_list_contained): Use lookup_attribute.
5944 * tree.h (const_lookup_attribute, const_expr_first,
5945 const_expr_last, const_expr_only): Delete.
5947 2007-09-01 Richard Guenther <rguenther@suse.de>
5949 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
5950 instead of TREE_THIS_VOLATILE.
5951 * tree-ssa-operands.c (add_virtual_operand): Do not set
5952 has_volatile_ops. Do not check s_ann for NULL.
5953 (get_indirect_ref_operands): Likewise.
5954 (get_expr_operands): Likewise. For all reference trees
5955 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
5956 check base of reference for TREE_THIS_VOLATILE.
5958 2007-09-01 Richard Guenther <rguenther@suse.de>
5960 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
5961 between integral types. Also allow conversions between
5964 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5966 * optabs.c (prepare_float_lib_cmp): Use
5967 libgcc_cmp_return_mode instead of word_mode.
5968 * config/dfp-bit.h: Likewise.
5969 * config/fp-bit.h: Likewise.
5970 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
5972 (spu_libgcc_shift_count_mode): New function.
5973 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
5974 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
5976 2007-08-31 Joseph Myers <joseph@codesourcery.com>
5978 * tree-pretty-print.c: Include output.h.
5979 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
5980 HOST_WIDE_INT_PRINT_DEC.
5981 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
5983 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
5985 PR rtl-optimization/33224
5986 * loop-iv.c (latch_dominating_def): Check that the definition belongs
5987 to the analysed region.
5989 2007-08-31 Richard Guenther <rguenther@suse.de>
5991 * function.c (allocate_struct_function): Do not set
5992 current_function_returns_pointer.
5993 * function.h (struct var_refs_queue): Remove.
5994 (struct simple_obstack_stack): Likewise.
5995 (struct function): Remove fixup_var_refs_queue member.
5996 Remove returns_pointer flag.
5997 (current_function_returns_pointer): Remove define.
5999 2007-08-31 Nick Clifton <nickc@redhat.com>
6001 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
6002 secondary keys in order to obtain a stable sort.
6004 2007-08-31 Nick Clifton <nickc@redhat.com>
6007 * config/m32r/constraints.md: Add W constraint for integer zero.
6008 * config/m32r/m32r.md (get_pc): Use W and i constraints.
6009 Fix length calculation by using alternatives.
6011 2007-08-31 Richard Sandiford <richard@codesourcery.com>
6013 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
6014 split out from expand_binop.
6015 (avoid_expensive_constant): New function.
6016 (expand_binop_directly): Remove commutative_op argument and
6017 (expand_binop_directly): Remove commutative_op argument and
6018 call cummutative_optab_p instead. Do not change op0 or op1
6019 when swapping xop0 and xop1. Apply avoid_expensive_constant
6020 to each argument after potential swapping. Enforce the
6021 canonical order of commutative operands.
6022 (expand_binop): Use shift_optab_p and commutative_optab_p.
6023 Update the calls to expand_binop_directly. Only force constants
6024 into registers when widening an operation. Only swap operands
6025 once a direct expansion has been rejected.
6026 (expand_twoval_binop): Only force constants into registers when
6027 using a direct expansion.
6029 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
6031 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
6032 (sched_analyze_insn): Don't postprocess speculative dependencies when
6033 target has no scheduling.
6034 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
6035 'uninitialized' warning.
6037 2007-08-31 Richard Guenther <rguenther@suse.de>
6039 * tree.c (build_complex_type): Always set TYPE_NAME for
6042 2007-08-31 Olivier Hainque <hainque@adacore.com>
6044 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
6045 internal macro. Default alignment factor for csect directives, chosen
6046 to match what BIGGEST_ALIGNMENT allows.
6047 (DATA_SECTION_ASM_OP): Use it.
6048 * config/rs6000/rs6000.c
6049 (rs6000_xcoff_output_readonly_section_asm_op):
6050 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
6051 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
6053 2007-08-31 Olivier Hainque <hainque@adacore.com>
6055 * dbxout.c (dbxout_block): Move declaration within the first
6056 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
6057 block to include the definition, together with the associated
6060 2007-08-31 David Edelsohn <edelsohn@gnu.org>
6061 Revital Eres <eres@il.ibm.com>
6063 * doc/invoke.texi (-mpaired): Document flag.
6064 * config.gcc: Include paired.h in powerpc extra_headers and
6065 750cl.h in powerpc-*-linux*paired*.
6066 * config/rs6000/rs6000.opt (-mpaired): New flag.
6067 * config/rs6000/rs6000.c (paired_init_builtins,
6068 paired_expand_builtin, paired_expand_lv_builtin,
6069 paired_expand_stv_builtin, paired_expand_predicate_builtin):
6070 New functions to support the paired single builtin functions.
6071 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
6072 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
6074 (bdesc_paired_preds): New structure for paired predicate
6076 (rs6000_expand_builtin): Expand paired single builtins.
6077 (rs6000_init_builtins): Init paired single builtins.
6078 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
6079 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
6080 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
6081 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
6082 (rs6000_vector_mode_supported_p): Support paired vector mode.
6083 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
6084 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
6086 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
6087 (DATA_ALIGNMENT): Likewise.
6088 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
6089 (rs6000_builtins): Add PAIRED builtins.
6090 * config/rs6000/rs6000.md: Include paired.md.
6091 * config/rs6000/paired.h: New.
6092 * config/rs6000/paired.md: New.
6093 * config/rs6000/750cl.h: New.
6094 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
6096 2007-08-30 Ollie Wild <aaw@google.com>
6098 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
6099 * gcc.c (default_compilers): Add -fno-directives-only to
6100 @assembler-with-cpp.
6102 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
6106 * regclass.c (initial_fixed_regs): Revert previous change and make
6108 (initial_call_used_regs): Likewise.
6109 (initial_call_really_used_regs): Delete, reverting previous addition.
6110 (initial_reg_names): Likewise.
6111 (init_reg_sets): Revert previous change.
6112 (saved_fixed_regs): New.
6113 (saved_call_used_regs): New.
6114 (saved_call_really_used_regs): New.
6115 (saved_reg_names): New.
6116 (save_register_info): New.
6117 (restore_register_info): New.
6118 (init_reg_sets_1): Replace reset of register info with call to
6119 restore_register_info.
6120 * rtl.h (save_register_info): Declare.
6121 * toplev.c (backend_init): Call save_register_info.
6123 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6125 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
6126 from the original statement.
6128 2007-08-30 Chao-ying Fu <fu@mips.com>
6130 * c-lex.c (interpret_fixed): Declare.
6131 (interpret_float): Process _Fract and _Accum.
6132 (interpret_fixed): New function.
6133 * final.c (output_addr_const): Process CONST_FIXED.
6134 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
6135 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
6137 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
6139 (simplify_immed_subreg): Support CONST_FIXED.
6140 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6141 (simplify_subreg): Support CONST_FIXED.
6143 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6145 * config/rs6000/ppu_intrinsics.h: New file.
6146 * config.gcc (powerpc*-*-* <extra_headers>): Install
6149 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6151 * cfg.c (dump_flow_info): Change to also print entry and exit
6153 * print-rtl.c (print_rtl_single): Allow to print rtl with
6156 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
6158 * df-core.h (df_dump_region): New function.
6159 * df.h (df_dump_region): New function.
6160 * loop-invariant.c (find_defs): Add call to df_dump_region.
6161 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
6164 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6167 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
6168 true if any of the compare_section_name calls returned true,
6169 rather than if any returned false.
6171 2007-08-30 Richard Guenther <rguenther@suse.de>
6173 PR tree-optimization/33199
6174 * tree-ssa-structalias.c (handle_lhs_call): New function.
6175 (find_func_aliases): In non-IPA mode make sure that for
6176 calls that return a pointer we add a constraint for the
6177 result to point to anything.
6179 2007-08-30 Richard Guenther <rguenther@suse.de>
6181 * doc/invoke.texi (-mveclibabi): Document new target option.
6182 * config/i386/i386.opt (-mveclibabi): New target option.
6183 * config/i386/i386.c (ix86_veclib_handler): Handler for
6184 vectorization library support.
6185 (override_options): Handle the -mveclibabi option, initialize
6186 the vectorization library handler.
6187 (ix86_builtin_vectorized_function): As fallback call the
6188 vectorization library handler, if set.
6189 (ix86_veclibabi_acml): New static function for ACML ABI style
6190 vectorization support.
6192 2007-08-30 Jakub Jelinek <jakub@redhat.com>
6194 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
6195 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
6196 SImode and update m. Don't run gen_lowpart_common on arbitrary
6197 memory address, force it to register first.
6200 * dce.c (dce_process_block): Don't delete setters of
6201 artificially used registers.
6203 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6205 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
6206 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
6207 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
6209 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6211 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
6213 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
6214 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
6216 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6218 * system.h: Activate -Wcast-qual as warning-only.
6220 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
6223 * config/rs6000/rs6000.c (compare_section_name): New function.
6224 (rs6000_elf_in_small_data_p): Compare section prefixes instead
6227 2007-08-29 Olivier Hainque <hainque@adacore.com>
6229 * xcoffout.c: #include debug.h.
6230 * Makefile.in (xcoffout.o): Add debug.h dependency.
6232 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
6234 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6235 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6237 2007-08-29 Richard Guenther <rguenther@suse.de>
6239 * tree-pretty-print.c (dump_generic_node): Print
6240 label DECL_UID as D.%u.
6241 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
6243 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6245 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
6246 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6248 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
6251 * tree.c (build_type_attribute_qual_variant): Set canonical types
6252 on the final, unqualified attribute variant before building the
6255 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6257 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
6258 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
6260 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6263 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6264 * config/bfin/bfin.md (composev2hi): Put operands into vector
6267 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6269 * config/bfin/bfin.md (composev2hi): Put operands into vector
6272 2007-08-29 Jie Zhang <jie.zhang@analog.com>
6274 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
6275 attribute when appropriate.
6276 (bfin_handle_l1_text_attribute): New.
6277 (bfin_handle_l1_data_attribute): New.
6278 (bfin_attribute_table): Add attributes: l1_text, l1_data,
6279 l1_data_A and l1_data_B.
6280 * doc/extend.texi (node Function Attributes): Document l1_text
6282 (Variable Attributes): Add Blackfin subsection. Document l1_data,
6283 l1_data_A and l1_data_B variable attributes.
6285 2007-08-28 Jie Zhang <jie.zhang@analog.com>
6287 * config/bfin/bfin.opt (minline-plt): Add.
6288 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
6289 call to global functions.
6290 * doc/invoke.texi (Option Summary): Mention -minline-plt.
6291 (Blackfin Options): Document -minline-plt.
6293 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6295 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
6296 given a non-function.
6297 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
6299 2007-08-28 DJ Delorie <dj@redhat.com>
6301 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
6303 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6305 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
6307 2007-08-28 Richard Guenther <rguenther@suse.de>
6309 * tree.h (struct tree_function_decl): Increase size of
6310 function_code bitfield.
6312 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
6313 Kazu Hirata <kazu@codesourcery.com>
6315 * gcc/config/m68k/linux.h
6316 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
6317 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
6318 (m68k_return_in_memory): New.
6319 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
6322 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
6325 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
6326 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
6327 operand) when top VEC_SELECT extracts scalar element.
6328 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
6329 (*vec_extract_v4sf_mem): Ditto.
6331 2007-08-28 Jakub Jelinek <jakub@redhat.com>
6334 * passes.c (init_optimization_passes): Move pass_df_finish
6335 after pass_postreload sublist.
6337 PR rtl-optimization/33148
6338 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
6339 (neg (lt X 0)) if X has scalar int mode.
6342 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
6343 initializer, use build_vector_from_ctor if possible to create
6344 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
6345 even after this, return NULL.
6347 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6349 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
6351 2007-08-28 Richard Guenther <rguenther@suse.de>
6353 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
6354 (struct tree_function_decl): Make function_code a bitfield.
6355 Add disregard_inline_limits flag.
6356 * cgraphunit.c (cgraph_process_new_functions): Check
6357 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
6358 (cgraph_preserve_function_body_p): Likewise.
6359 * ipa-inline.c (compute_inline_parameters): Likewise.
6360 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
6361 for GNU C extern inline functions.
6362 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
6363 * tree-inline.c (disregard_inline_limits_p): Remove.
6364 * tree-inline.h (disregard_inline_limits_p): Likewise.
6365 * c-common.c (handle_always_inline_attribute): Set
6366 DECL_DISREGARD_INLINE_LIMITS.
6367 * langhooks.c (add_builtin_function): Verify the function code
6368 fits in the bitfield.
6370 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
6371 Vladimir Yanovsky <yanov@il.ibm.com>
6372 Revital Eres <eres@il.ibm.com>
6373 Andrey Belevantsev <abel@ispras.ru>
6375 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
6377 * modulo-sched.c: Add documentation regarding do-loop.
6378 (doloop_register_get): Change number of arguments to support
6379 the new do-loop pattern and check whether COUNT_REG has no other
6380 occurences in the loop besides in the control part.
6381 (duplicate_insns_of_cycles): Do not duplicate the insn which
6382 changes count_reg as it is already adjusted.
6383 (generate_prolog_epilog): New argument to support the new
6384 do-loop pattern. Change the subtract instruction to use
6385 expand_simple_binop. Call duplicate_insns_of_cycles with new
6387 (sms_schedule): Call doloop_register_get and
6388 generate_prolog_epilog with new argument. Do not handle loops
6389 with single sets insns with subreg in their lhs.
6390 * loop-doloop.c (doloop_optimize): Support for another do-loop
6392 (doloop_condition_get): Gets an instruction instead of a pattern
6393 and change the return condition when the do-loop pattern is
6395 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
6396 deps when considering to not create edges.
6398 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
6400 * doc/extend.texi (gnu_inline funtion attribute): Document C++
6403 2007-08-27 Jason Merrill <jason@redhat.com>
6406 * gimplify.c (gimplify_modify_expr): Discard the assignment of
6407 zero-sized types after calling gimplify_modify_expr_rhs.
6409 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6411 * regclass.c (init_reg_autoinc): Fix typo.
6413 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
6415 Fix PR tree-optimization/33173
6416 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
6418 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
6421 * config/i386/i386.h (VALID_DFP_MODE_P): New.
6422 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
6425 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
6426 David Ung <davidu@mips.com>
6427 Nigel Stephens <nigel@mips.com>
6429 Separate target-specific initialization from general
6430 back-end initialization.
6432 * toplev.c (init_alignments): New, split out from...
6433 (process_options): ...here.
6434 (backend_init_target): New, split out from...
6435 (backend_init): ...here.
6436 (lang_dependent_init_target): New, split out from...
6437 (lang_dependent_init): ...here.
6438 (target_reinit): New.
6439 * toplev.h (target_reinit): Declare.
6440 * expr.c (init_expr_target): Renamed from init_expr_once, since it
6441 now can be called more than once. Update comments.
6442 * expr.h (init_expr_target): Likewise.
6443 * alias.c (init_alias_target): Renamed from init_alias_once, since it
6444 now can be called more than once. Explicitly zero
6445 static_reg_base_value.
6446 * emit-rtl.c (init_emit_regs): New, split out from...
6447 (init_emit_once): Here.
6448 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
6449 non-const, so that changes from command-line arguments can overwrite
6450 values provided by the static initializers.
6451 (initial_call_really_used_regs): New, used similarly to the above.
6452 (initial_reg_names): Likewise.
6453 (last_mode_for_init_move_cost): Promoted function-local static to
6454 file-scope static to make it accessible outside init_move_cost.
6455 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
6456 Do not initialize inv_reg_alloc_order yet, either. Do initialize
6457 reg_names since it is needed for parsing command-line options.
6458 (init_move_cost): Use last_mode_for_init_move_cost instead of
6459 function-local static.
6460 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
6461 call_really_used_regs now. Reinitialize reg_names. Also
6462 initialize inv_reg_alloc_order. Zero reg_class_subunion and
6463 reg_class_superunion. Clear losing_caller_save_reg_set.
6464 Preserve global registers if called more than once. Reset
6465 move cost, may_move_in_cost, may_move_out_cost, and
6466 last_mode_for_init_move_cost.
6467 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
6468 can now be invoked more than once. Update comments.
6469 (init_regs): Update comments.
6470 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
6471 and initial_call_really_used_regs, instead of the non-initial
6472 variables. This allows us to save the command-line register settings
6473 after target reinitialization.
6474 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
6475 * rtl.h (init_emit_regs): Declare.
6476 (init_reg_modes_target, init_alias_target): Renamed as described
6478 * reload1.c (init_reload): Update comments.
6479 * optabs.c (init_optabs): Likewise.
6480 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
6482 2007-08-26 Chao-ying Fu <fu@mips.com>
6484 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
6487 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6489 * alias.c (memory_modified_1, memory_modified_in_insn_p):
6491 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
6493 * bb-reorder.c (copy_bb_p): Likewise.
6494 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
6495 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6496 block_ends_with_condjump_p): Likewise.
6497 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
6498 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
6499 block_ends_with_condjump_p): Likewise.
6500 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
6501 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
6502 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
6503 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
6504 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
6505 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
6506 debug_true_const_tree instad of debug_true_tree.
6507 * debug.c (do_nothing_debug_hooks): Likewise.
6508 * debug.h (ignore_block, debug_true_const_tree): Constify.
6509 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
6510 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
6511 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
6512 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
6513 dbx_reg_number, is_based_loc, field_type,
6514 simple_type_align_in_bits, simple_decl_align_in_bits,
6515 simple_type_size_in_bits, field_byte_offset, insert_float,
6516 type_tag, member_declared_type, is_redundant_typedef,
6517 secname_for_decl, is_inlined_entry_point): Likewise.
6518 * emit-rtl.c (const_next_insn, const_previous_insn,
6519 const_next_nonnote_insn, const_prev_nonnote_insn,
6520 const_next_real_insn, const_prev_real_insn,
6521 const_next_active_insn, const_prev_active_insn, const_next_label,
6522 const_prev_label): Likewise.
6523 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
6525 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
6526 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
6527 sched_insn_is_legitimate_for_speculation_p): Likewise.
6528 * jump.c (reversed_comparison_code_parts,
6529 reversed_comparison_code, reversed_comparison, condjump_label):
6531 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
6532 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
6534 * rtl.h (const_previous_insn, const_next_insn,
6535 const_prev_nonnote_insn, const_next_nonnote_insn,
6536 const_prev_real_insn, const_next_real_insn,
6537 const_prev_active_insn, const_next_active_insn, const_prev_label,
6538 const_next_label, modified_between_p, modified_in_p,
6539 const_note_storeskeep_with_call_p, condjump_label,
6540 reversed_comparison, reversed_comparison_code,
6541 reversed_comparison_code_parts, memory_modified_in_insn_p,
6542 stack_regs_mentioned): Likewise.
6543 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
6544 keep_with_call_p): Likewise.
6545 * sched-deps.c (deps_may_trap_p, sched_get_condition,
6546 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
6547 sd_lists_size, sd_lists_empty_p): Likewise.
6548 * sched-int.h (sched_insns_conditions_mutex_p,
6549 haifa_classify_insn, no_real_insns_p,
6550 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
6551 sd_lists_size, sd_lists_empty_p): Likewise.
6552 * sdbout.c (sdb_debug_hooks): Likewise.
6553 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
6554 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
6555 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
6557 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
6558 tree_can_throw_internal): Likewise.
6559 * tree-flow-inline.h (phi_nodes): Likewise.
6560 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
6561 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
6562 * tree-gimple.c (const_get_call_expr_in): Likewise.
6563 * tree-gimple.h (const_get_call_expr_in): Likewise.
6564 * tree.c (const_lookup_attribute, attribute_list_equal,
6565 attribute_list_contained): Likewise.
6566 * tree.h (attribute_list_equal, attribute_list_contained,
6567 const_lookup_attribute): Likewise.
6568 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
6570 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6572 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
6573 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
6575 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6578 * config/alpha/constraints.md: Delete "svn:mime-type" property
6579 with svn propdel "svn:mime-type".
6581 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
6584 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
6585 non NOTE insn doesn't cross basic block.
6586 (noce_try_abs): Likewise.
6587 (noce_process_if_block): Likewise.
6589 2007-08-26 David Edelsohn <edelsohn@gnu.org>
6592 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
6593 operand without auto-inc-dec.
6594 * config/rs6000/rs6000.md (floatsidf2_internal): Use
6595 offsettable_mem_operand.
6596 (floatunssidf2_internal): Same.
6597 (fix_truncdfsi2_internal): Same.
6598 (floatsidf_ppc64): Same.
6599 (floatunssidf_ppc64): Same.
6600 (fix_trunctfsi2_internal): Same.
6602 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
6605 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
6606 pass defines needed for version.c.
6608 2007-08-25 Joseph Myers <joseph@codesourcery.com>
6610 * configure.ac (--debug-prefix-map check): Change assembler
6611 version presumed to have feature to 2.18.
6612 * configure: Regenerate.
6614 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6616 * c-common.c (vector_types_convertible_p,
6617 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
6618 self_promoting_args_p): Constify.
6619 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
6620 c_promoting_integer_type_p, self_promoting_args_p,
6621 anon_aggr_type_p, vector_types_convertible_p): Likewise.
6622 * c-decl.c (anon_aggr_type_p): Likewise.
6623 * * c-dump.c (dump_stmt): Likewise.
6624 * c-objc-common.c (has_c_linkage): Likewise.
6625 * c-tree.h (same_translation_unit_p): Likewise.
6626 * c-typeck.c (null_pointer_constant_p,
6627 tagged_types_tu_compatible_p, function_types_compatible_p,
6628 type_lists_compatible_p, lvalue_or_else, lvalue_p,
6629 comptypes_internal, struct tagged_tu_seen_cache,
6630 same_translation_unit_p, alloc_tagged_tu_seen_cache,
6631 c_size_in_bytes): Likewise.
6632 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
6633 hash_ptr, eq_ptr): Likewise.
6634 * langhooks-def.h (lhd_decl_ok_for_sibcall,
6635 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
6636 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
6637 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
6639 * optabs.c (optab_for_tree_code): Likewise.
6640 * optabs.h (optab_for_tree_code): Likewise.
6641 * rtl.h (simplify_rtx): Likewise.
6642 * simplify-rtx.c (simplify_rtx): Likewise.
6643 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
6644 dump_flag, dump_node): Likewise.
6645 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
6646 queue_and_dump_type, dump_flag): Likewise.
6647 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
6648 * tree-pass.h (dump_node): Likewise.
6649 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
6650 supportable_narrowing_operation): Likewise.
6651 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
6652 supportable_narrowing_operation): Likewise.
6653 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
6654 is_negative_overflow_infinity, is_positive_overflow_infinity,
6655 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
6656 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
6657 update_value_range, add_equivalence, ssa_name_nonnegative_p,
6658 ssa_name_nonzero_p, fp_predicate): Likewise.
6659 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
6660 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
6661 ssa_name_nonnegative_p): Likewise.
6663 2007-08-25 Hans Kester <hans.kester@ellips.nl>
6665 * config.gcc : Add x86_64-elf target.
6667 2007-08-25 Jakub Jelinek <jakub@redhat.com>
6669 * expr.c (store_expr): Fix order of store_by_pieces arguments.
6671 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
6672 Nigel Stephens <nigel@mips.com>
6676 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
6677 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
6678 * expr.c (SET_BY_PIECES_P): Define.
6679 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
6680 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
6681 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
6683 * expr.h (SET_RATIO): Define.
6684 (can_store_by_pieces, store_by_pieces): Update prototypes.
6685 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
6686 can_store_by_pieces/store_by_pieces.
6687 (expand_builtin_memcpy_args): Likewise.
6688 (expand_builtin_strncpy): Likewise.
6689 (expand_builtin_memset_args): Likewise. Also remove special case
6690 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
6691 decide what to do instead.
6692 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
6693 to can_store_by_pieces.
6695 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
6696 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
6698 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
6699 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
6700 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
6701 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
6702 (STORE_BY_PIECES_P): Define.
6704 2007-08-24 Tom Tromey <tromey@redhat.com>
6706 * varpool.c (varpool_last_needed_node): Fix comment typo.
6707 * c-decl.c (duplicate_decls): Fix comment typo.
6708 (clone_underlying_type): Update comment.
6710 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6712 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
6713 alpha_in_small_data_p, alpha_split_complex_arg,
6714 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6716 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
6717 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
6719 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
6720 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6721 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
6722 * config/darwin.c (darwin_binds_local_p): Likewise.
6723 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
6725 * config/i386/i386-protos.h (i386_pe_binds_local_p,
6726 i386_pe_valid_dllimport_attribute_p): Likewise.
6727 * config/i386/i386.c (ix86_function_regparm,
6728 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
6729 x86_can_output_mi_thunk, ix86_mangle_type,
6730 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
6731 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
6732 i386_pe_binds_local_p): Likewise.
6733 * config/ia64/ia64.c
6734 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
6735 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
6736 ia64_invalid_conversion, ia64_invalid_unary_op,
6737 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6739 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
6740 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
6741 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
6742 * config/mips/mips.c (mips_use_blocks_for_constant_p,
6743 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
6744 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6745 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
6746 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
6747 * config/pa/pa.c (pa_commutative_p): Likewise.
6748 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
6750 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
6751 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
6752 rs6000_use_blocks_for_constant_p,
6753 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
6754 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6755 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
6756 * config/s390/s390.c (s390_mangle_type,
6757 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
6759 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6760 th_in_small_data_p): Likewise.
6761 * config/sh/sh.c (sh_ms_bitfield_layout_p,
6762 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
6764 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
6765 sparc_mangle_type): Likewise.
6766 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
6767 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
6768 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
6770 * hooks.c (hook_bool_mode_const_rtx_false,
6771 hook_bool_mode_const_rtx_true,
6772 hook_bool_const_tree_hwi_hwi_const_tree_false,
6773 hook_bool_const_tree_hwi_hwi_const_tree_true,
6774 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6775 hook_constcharptr_const_tree_null,
6776 hook_constcharptr_const_rtx_null,
6777 hook_constcharptr_const_tree_const_tree_null,
6778 hook_constcharptr_int_const_tree_null,
6779 hook_constcharptr_int_const_tree_const_tree_null): New.
6780 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6781 hook_bool_tree_hwi_hwi_tree_false,
6782 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6783 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6784 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6785 hook_constcharptr_int_tree_null,
6786 hook_constcharptr_int_tree_tree_null): Delete.
6787 (default_can_output_mi_thunk_no_vcall): Constify.
6788 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6789 hook_bool_tree_hwi_hwi_tree_false,
6790 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
6791 hook_int_tree_tree_1, hook_constcharptr_tree_null,
6792 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
6793 hook_constcharptr_int_tree_null,
6794 hook_constcharptr_int_tree_tree_null): Delete.
6795 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6796 hook_bool_const_tree_hwi_hwi_const_tree_false,
6797 hook_bool_const_tree_hwi_hwi_const_tree_true,
6798 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6799 hook_constcharptr_const_tree_null,
6800 hook_constcharptr_const_rtx_null,
6801 hook_constcharptr_const_tree_const_tree_null,
6802 hook_constcharptr_int_const_tree_null,
6803 hook_constcharptr_int_const_tree_const_tree_null): New.
6804 (default_can_output_mi_thunk_no_vcall): Constify.
6805 * integrate.c (function_attribute_inlinable_p): Likewise.
6806 * integrate.h (function_attribute_inlinable_p): Likewise.
6807 * jump.c (rtx_renumbered_equal_p): Likewise.
6808 * output.h (decl_readonly_section, categorize_decl_for_section,
6809 default_use_anchors_for_symbol_p, default_binds_local_p,
6810 default_binds_local_p_1): Likewise.
6811 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
6813 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
6814 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
6815 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
6816 TARGET_COMP_TYPE_ATTRIBUTES,
6817 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
6818 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
6819 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
6820 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
6821 TARGET_DWARF_CALLING_CONVENTION): Likewise.
6822 * target.h (can_output_mi_thunk, needs_block_p,
6823 first_cycle_multipass_dfa_lookahead_guard_spec,
6824 vector_alignment_reachable, comp_type_attributes,
6825 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
6826 commutative_p, use_blocks_for_constant_p,
6827 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
6828 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
6829 invalid_within_doloop, valid_dllimport_attribute_p,
6830 split_complex_arg, invalid_arg_for_unprototyped_fn,
6831 invalid_conversion, invalid_unary_op, invalid_binary_op):
6833 * targhooks.c (default_invalid_within_doloop,
6834 hook_invalid_arg_for_unprototyped_fn,
6835 default_builtin_vector_alignment_reachable): Likewise.
6836 (hook_bool_rtx_commutative_p): Delete.
6837 (hook_bool_const_rtx_commutative_p): New.
6838 * targhooks.h (default_invalid_within_doloop,
6839 default_builtin_vector_alignment_reachable,
6840 hook_invalid_arg_for_unprototyped_fn): Constify.
6841 (hook_bool_rtx_commutative_p): Delete.
6842 (hook_bool_const_rtx_commutative_p): New.
6843 * varasm.c (bss_initializer_p, decl_default_tls_model,
6844 categorize_decl_for_section, decl_readonly_section,
6845 default_use_anchors_for_symbol_p, default_binds_local_p,
6846 default_binds_local_p_1): Constify.
6848 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6850 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6851 __NO_BUILTIN if -fno-builtin.
6853 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6855 * config/bfin/bfin.c (print_operand): Report error instead of
6856 ICE for wrong operand.
6858 2007-08-24 Michael Matz <matz@suse.de>
6860 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
6862 2007-08-24 Richard Guenther <rguenther@suse.de>
6865 * tree-ssa.c (useless_type_conversion_p): Split into a
6866 recursive and a non-recursive part.
6867 (useless_type_conversion_p_1): New function.
6868 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
6869 from maybe_fold_offset_to_reference is trivially convertible
6870 to the desired type before doing the simplification.
6872 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6874 * expr.c (store_expr): Optimize initialization of an array
6876 * expr.h (builtin_strncpy_read_str): New prototype.
6877 * builtins.c (builtin_strncpy_read_str): Remove prototype.
6880 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
6883 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
6884 field when initializing if_info structure.
6886 2007-08-24 Richard Guenther <rguenther@suse.de>
6888 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
6890 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
6891 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
6892 * tree-inline.c (inlinable_function_p): Fold in common parts of
6893 the cannot_inline_tree_fn langhook.
6894 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
6895 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
6896 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6897 cannot_inline_tree_fn langhook.
6898 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6899 cannot_inline_tree_fn member.
6901 2007-08-24 Richard Guenther <rguenther@suse.de>
6903 * expr.c (get_inner_reference): Do computation of bitoffset
6904 from offset in a way we can detect overflow reliably.
6906 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6908 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
6910 2007-08-24 Jie Zhang <jie.zhang@analog.com>
6912 * config/bfin/bfin.opt (mfast-fp): Add.
6913 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
6914 libbffastfp override libgcc if -mfast-fp.
6915 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
6916 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
6917 (Blackfin Options): Document -mfast-fp.
6919 2007-08-24 Jakub Jelinek <jakub@redhat.com>
6921 PR tree-optimization/32573
6923 * tree-data-ref.c (initialize_data_dependence_relation): Clear
6924 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
6925 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
6926 (build_classic_dist_vector): Return false rather than true if
6927 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
6928 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
6929 returned false. Don't call save_dist_v before calling
6930 build_classic_dist_vector_1.
6931 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
6932 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
6933 DDR_DIR_VECTS vectors.
6935 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
6937 * configure.ac (leb128): Modify sed statement to work with any
6938 binutils version string.
6939 * configure: Regenerate
6941 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6943 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
6944 Wrap in RTX_CODE macro guard.
6945 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
6946 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
6947 arm_mark_dllimport, arm_pe_encode_section_info,
6948 arm_pe_unique_section): Use ISO-C function declarations.
6949 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
6950 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
6951 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
6953 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
6954 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
6956 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
6958 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
6959 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
6960 (register_move_cost): Use ISO-C function declarations.
6961 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
6962 * config/score/score-protos.h (score_declare_object): Add
6964 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
6966 * final.c (profile_function): Avoid empty if-bodies.
6969 * calls.c (must_pass_in_stack_var_size,
6970 must_pass_in_stack_var_size_or_pad): Constify.
6971 * config/alpha/alpha-protos.h (function_value): Likewise.
6972 * config/alpha/alpha.c (alpha_return_in_memory,
6973 alpha_pass_by_reference, function_value,
6974 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
6975 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
6977 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
6978 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6979 TARGET_PROMOTE_PROTOTYPES): Likewise.
6980 * config/arm/arm-protos.h (arm_return_in_memory,
6981 arm_pad_arg_upward, arm_function_value): Likewise.
6982 * config/arm/arm.c (arm_pass_by_reference,
6983 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
6984 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
6985 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
6987 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6988 * config/avr/avr-protos.h (avr_function_value): Likewise.
6989 * config/avr/avr.c (avr_return_in_memory,
6990 gas_output_limited_string, gas_output_ascii, avr_function_value,
6991 avr_return_in_memory): Likewise.
6992 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
6993 * config/bfin/bfin.c (bfin_pass_by_reference,
6994 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
6995 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
6997 * config/cris/cris.c (cris_pass_by_reference,
6998 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
6999 * config/crx/crx.c (crx_return_in_memory): Likewise.
7000 * config/darwin.c (function_base, machopic_function_base_name):
7002 * config/fr30/fr30.c (fr30_must_pass_in_stack,
7003 TARGET_PROMOTE_PROTOTYPES): Likewise.
7004 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
7005 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
7006 * config/i386/i386-protos.h (ix86_return_in_memory,
7007 ix86_sol10_return_in_memory): Likewise.
7008 * config/i386/i386.c (ix86_function_value,
7009 ix86_function_sseregparm, ix86_must_pass_in_stack,
7010 type_natural_mode, classify_argument, examine_argument,
7011 construct_container, ix86_pass_by_reference, function_value_32,
7012 function_value_64, ix86_function_value_1, return_in_memory_32,
7013 return_in_memory_64, return_in_memory_ms_64,
7014 ix86_return_in_memory, ix86_sol10_return_in_memory,
7015 TARGET_PROMOTE_PROTOTYPES): Likewise.
7016 * config/ia64/ia64-protos.h (ia64_function_value,
7017 ia64_hpux_function_arg_padding): Likewise.
7018 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
7019 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
7020 ia64_hpux_function_arg_padding): Likewise.
7021 * config/iq2000/iq2000-protos.h (function_arg,
7022 iq2000_function_value): Likewise.
7023 * config/iq2000/iq2000.c (iq2000_return_in_memory,
7024 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
7025 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7026 function_arg, iq2000_function_value): Likewise.
7027 * config/m32c/m32c-protos.h (m32c_function_value,
7028 m32c_promote_function_return): Likewise.
7029 * config/m32c/m32c.c (m32c_pass_by_reference,
7030 m32c_promote_prototypes, m32c_promote_function_return,
7031 m32c_function_value): Likewise.
7032 * config/m32r/m32r.c (m32r_return_in_memory,
7033 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7034 m32r_in_small_data_p): Likewise.
7035 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
7037 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
7038 m68hc11_function_arg_padding): Likewise.
7039 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
7040 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
7041 m68k_function_value): Likewise.
7042 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
7043 mcore_function_value): Likewise.
7044 * config/mcore/mcore.c (handle_structs_in_regs,
7045 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7046 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7047 mcore_num_arg_regs, mcore_function_value): Likewise.
7048 * config/mips/mips-protos.h (mips_pad_arg_upward,
7049 mips_function_value): Likewise.
7050 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
7051 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
7052 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7053 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
7054 mips_function_value): Likewise.
7055 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
7057 * config/mmix/mmix.c (mmix_pass_by_reference,
7058 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
7059 mmix_encode_section_info): Likewise.
7060 * config/mn10300/mn10300-protos.h (mn10300_function_value):
7062 * config/mn10300/mn10300.c (mn10300_return_in_memory,
7063 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
7064 mn10300_function_value): Likewise.
7065 * config/mt/mt-protos.h (mt_function_value): Likewise.
7066 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
7067 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
7068 * config/pa/pa-protos.h (function_arg_padding, function_value,
7069 pa_return_in_memory): Likewise.
7070 * config/pa/pa.c (pa_pass_by_reference,
7071 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7072 function_arg_padding, function_value, pa_return_in_memory):
7074 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
7075 * config/rs6000/rs6000-protos.h (rs6000_function_value,
7076 function_arg_padding): Likewise.
7077 * config/rs6000/rs6000.c (rs6000_return_in_memory,
7078 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
7079 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
7080 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7081 function_arg_padding, altivec_expand_dst_builtin,
7082 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
7083 altivec_init_builtins, rs6000_common_init_builtins,
7084 rs6000_function_value): Likewise.
7085 * s390/s390-protos.h (s390_function_value): Likewise.
7086 * config/s390/s390.c (s390_function_arg_size,
7087 s390_pass_by_reference, s390_return_in_memory,
7088 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7089 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
7090 * config/score/score-protos.h (score_function_value): Likewise.
7091 * config/score/score.c (score_arg_partial_bytes,
7092 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7093 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
7094 score_pass_by_reference, score_add_offset, score_function_value):
7096 * config/sh/sh-protos.h (sh_attr_renesas_p,
7097 sh_promote_prototypes): Likewise.
7098 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
7099 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
7100 sh_attr_renesas_p): Likewise.
7101 * config/sparc/sparc-protos.h (function_value,
7102 function_arg_padding): Likewise.
7103 * config/sparc/sparc.c (sparc_promote_prototypes,
7104 sparc_return_in_memory, sparc_pass_by_reference,
7105 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
7106 function_arg_record_value_2, function_arg_record_value_1,
7107 function_arg_record_value, function_arg_record_value,
7108 function_arg_padding, function_value): Likewise.
7109 * config/spu/spu-protos.h (spu_function_value): Likewise.
7110 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
7111 spu_function_value): Likewise.
7112 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
7114 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
7115 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
7116 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7118 * config/v850/v850.c (v850_return_in_memory,
7119 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
7120 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
7121 * config/xtensa/xtensa.c (xtensa_return_in_msb,
7122 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
7123 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
7125 * explow.c (promote_mode, hard_function_value): Likewise.
7126 * expr.h (hard_function_value, promote_mode): Likewise.
7127 * function.c (aggregate_value_p): Likewise.
7128 * hooks.c (hook_bool_const_tree_true): New.
7129 * hooks.h (hook_bool_const_tree_true): New.
7130 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
7131 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
7132 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
7133 TARGET_RETURN_IN_MSB): Likewise.
7134 * target.h (promote_function_args, promote_function_return,
7135 promote_prototypes, return_in_memory, return_in_msb,
7136 pass_by_reference, must_pass_in_stack, callee_copies,
7137 function_value): Likewise.
7138 * targhooks.c (default_return_in_memory,
7139 hook_pass_by_reference_must_pass_in_stack,
7140 hook_callee_copies_named,
7141 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7142 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7143 default_function_value): Likewise.
7144 * targhooks.h (default_return_in_memory,
7145 hook_pass_by_reference_must_pass_in_stack,
7146 hook_callee_copies_named,
7147 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
7148 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
7149 default_function_value): Likewise.
7150 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
7151 (equiv_class_label_hash, equiv_class_label_eq): Constify.
7152 * tree-vectorizer.c (bb_in_loop_p): Likewise.
7153 * tree.c (needs_to_live_in_memory): Likewise.
7154 * tree.h (struct tree_type, needs_to_live_in_memory,
7155 aggregate_value_p, must_pass_in_stack_var_size,
7156 must_pass_in_stack_var_size_or_pad): Likewise.
7157 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
7158 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
7159 lookup_filename): Likewise.
7161 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7164 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
7165 fake fcomi i387 instruction for !TARGET_CMOVE.
7166 (ix86_expand_branch): Expand natural sequence with one jump for
7167 all targets, not only TARGET_CMOVE.
7168 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
7169 pattern to implement fake fcomi sequence. Split instruction after
7170 reload to correct compare sequences.
7171 (*cmpfp_xf_cc): Ditto.
7172 (*cmpfp_<mode>_cc): Ditto.
7173 (*cmpfp_u_cc): Ditto.
7174 (*cmpfp_<mode>_cc): Ditto.
7176 2007-08-23 Richard Guenther <rguenther@suse.de>
7178 * tree-pretty-print.c (dump_generic_node): Annotate
7179 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
7181 2007-08-23 Richard Guenther <rguenther@suse.de>
7183 * builtins.c (expand_builtin_mathfn): Wrap argument in
7184 save_expr directly instead of re-building the call.
7185 (expand_builtin_mathfn_2): Likewise.
7186 (expand_builtin_mathfn_3): Likewise.
7187 (expand_builtin_interclass_mathfn): Likewise.
7188 (expand_builtin_int_roundingfn): Set arg.
7189 (expand_builtin_int_roundingfn_2): Likewise.
7191 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
7193 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
7194 *sse_nand<mode>3, *sse_xor<mode>3): New.
7196 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
7198 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
7199 * config/i386/i386.c (print_operand): Handle ';' code. Output
7200 semicolon for TARGET_MACHO.
7201 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
7202 emit semicolon after 'lock' prefix.
7203 (sync_double_compare_and_swap<mode>): Ditto.
7204 (*sync_double_compare_and_swapdi_pic): Ditto.
7205 (*sync_compare_and_swap_cc<mode>): Ditto.
7206 (sync_double_compare_and_swap_cc<mode>): Ditto.
7207 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
7208 (sync_old_add<mode>): Ditto.
7209 (sync_add<mode>): Ditto.
7210 (sync_sub<mode>): Ditto.
7211 (sync_ior<mode>): Ditto.
7212 (sync_and<mode>): Ditto.
7213 (sync_xor<mode>): Ditto.
7215 2007-08-22 Chao-ying Fu <fu@mips.com>
7217 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
7219 (copy_rtx): Handle CONST_FIXED.
7220 (rtx_equal_p): Likewise.
7221 * rtl.h (fixed_value.h): New include.
7222 (rtx_def): Add a new field of fixed_value to u.
7223 (XCNMPFV): Define for accessing fixed_value.
7224 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
7226 * rtl.def (CONST_FIXED): New constant.
7227 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
7228 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
7229 US_ASHIFT): New codes.
7230 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
7231 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
7232 unsigned_fract_convert, unsigned_sat_fract): Document them.
7233 * varasm.c (assemble_integer): Extend to support fixed-point constants
7234 by using different machine classes.
7235 (decode_addr_const): Handle FIXED_CST.
7236 (const_hash_1): Likewise.
7237 (compare_constant): Likewise.
7238 (copy_constant): Likewise.
7239 (const_rtx_hash_1): Handle CONST_FIXED.
7240 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7241 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7243 (initializer_constant_valid_p): Handle FIXED_CST.
7244 (output_constant): Support FIXED_POINT_TYPE.
7245 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
7246 * cse.c (hash_rtx): Support CONST_FIXED.
7247 (exp_equiv_p): Likewise.
7248 (cannon_reg): Likewise.
7249 (fold_rtx): Likewise.
7250 (equiv_constant): Likewise.
7251 (cse_process_notes_1): Likewise.
7252 (count_reg_usage): Likewise.
7253 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
7254 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
7255 (wrap_constant): Check CONST_FIXED.
7256 (cselib_hash_rtx): Support CONST_FIXED.
7257 (cselib_subst_to_values): Likewise.
7258 * df-scan.c (df_uses_record): Likewise.
7259 * gcse.c (want_to_gcse_p): Likewise.
7260 (oprs_unchanged_p): Likewise.
7261 (oprs_not_set_p): Likewise.
7262 (compute_transp): Likewise.
7263 (extract_mentioned_regs_helper): Likewise.
7264 * genemit.c (gen_exp): Likewise.
7265 * local-alloc.c (equiv_init_varies_p): Likewise.
7266 (contains_replace_regs): Likewise.
7267 (memref_referenced_p): Likewise.
7268 * loop-invariant.c (check_maybe_invariant): Likewise.
7269 (hash_invariant_expr_1): Likewise.
7270 (invariant_expr_equal_p): Likewise.
7271 * postreload-gcse.c (oprs_unchanged_p): Likewise.
7272 * regclass.c (reg_scan_mark_refs): Likewise.
7273 * regrename.c (scan_rtx): Likewise.
7274 * resource.c (mark_referenced_resources): Likewise.
7275 (mark_set_resources): Likewise.
7276 * rtlanal.c (rtx_unstable_p): Likewise.
7277 (rtx_varies_p): Likewise.
7278 (count_occurrences): Likewise.
7279 (reg_mentioned_p): Likewise.
7280 (modified_between_p): Likewise.
7281 (modified_in_p): Likewise.
7282 (volatile_insn_p): Likewise.
7283 (volatile_refs_p): Likewise.
7284 (side_effects_p): Likewise.
7285 (may_trap_p_1): Likewise.
7286 (inequality_comparisons_p): Likewise.
7287 (computed_jump_p_1): Likewise.
7288 (commutative_operand_precedence): Likewise.
7289 * sched-deps.c (sched_analyze_2): Likewise.
7290 * sched-vis.c (print_value): Likewise.
7291 * reload.c (operands_match_p): Likewise.
7292 (subst_reg_equivs): Likewise.
7293 * reload1.c (eliminate_regs_1): Likewise.
7294 (elimination_effects): Likewise.
7295 (scan_paradoxical_subregs): Likewise.
7296 * alias.c (rtx_equal_for_memref_p): Likewise.
7297 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
7298 * emit-rtl.c (const_fixed_htab): New hash table.
7299 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
7301 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
7302 const_fixed_from_fixed_value): New functions.
7303 (verify_rtx_sharing): Handle CONST_FIXED.
7304 (copy_rtx_if_shared_1): Likewise.
7305 (reset_used_flags): Likewise.
7306 (set_used_flags): Likewise.
7307 (copy_insn_1): Likewise.
7308 (init_emit_once): Create const_fixed_htab.
7309 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
7311 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
7313 PR tree-optimization/32949
7314 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
7315 before failing for ivs with non-constant step.
7317 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
7319 * doc/md.texi (Iterators): Renamed from Macros. All contents
7320 changed to reflect rename of respectively define_code_macro and
7321 define_mode_macro to define_code_iterator and define_mode_iterator.
7322 (Mode Iterators, Code Iterators): Similar.
7323 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
7324 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
7325 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
7326 (initialize_iterators, find_iterator, check_code_iterator)
7327 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
7328 (read_mapping, read_rtx_1): Similar.
7329 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
7330 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
7331 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
7332 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
7333 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
7334 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
7335 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
7336 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
7337 config/rs6000/sync.md, config/rs6000/rs6000.md,
7338 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
7339 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
7340 config/vax/vax.md, config/bfin/bfin.md: Similar.
7342 2007-08-22 David Daney <ddaney@avtrex.com>
7344 * doc/install.texi (Testing): Mention testing on a simulator.
7346 2007-08-22 Janis Johnson <janis187@us.ibm.com>
7348 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
7350 * doc/libgcc.texi (Decimal float library routines): Fix formatting
7351 and rearrange floating point conversion functions into different
7354 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7356 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
7357 dfa_post_advance_cycle): New scheduler hooks.
7358 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7359 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
7361 (TARGET_SCHED): Use them.
7362 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
7363 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
7364 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
7366 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
7367 function to facilitate debugging.
7368 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
7369 (output_insn_has_dfa_reservation_p): New static function to output
7370 insn_has_dfa_reservation_p ().
7371 (write_automata): Use it.
7372 * genattr.c (main): Output declaration for
7373 insn_has_dfa_reservation_p ().
7375 2007-08-22 Christian Bruel <christian.bruel@st.com>
7376 Richard Guenther <rguenther@suse.de>
7378 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
7379 * simplify_rtx (simplify_binary_operation_1): Likewise.
7381 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
7383 PR rtl-optimization/32557
7384 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
7385 of REGNO (mws->mw_reg).
7387 2007-08-22 Richard Guenther <rguenther@suse.de>
7390 * builtins.c (expand_builtin_int_roundingfn): Replace call
7391 argument wrapped with SAVE_EXPR directly.
7392 (expand_builtin_int_roundingfn_2): Likewise.
7394 2007-08-22 Richard Guenther <rguenther@suse.de>
7396 * tree-inline.c (inlinable_function_p): Restore disregarding
7397 inline limits for GNU extern inline functions.
7399 2007-08-22 Richard Guenther <rguenther@suse.de>
7402 * tree.c (host_integerp): Treat sizetype as signed as it is
7405 2007-08-21 Ian Lance Taylor <iant@google.com>
7407 PR tree-optimization/33134
7408 * tree-vrp.c (adjust_range_with_scev): Call
7409 set_value_range_to_value.
7411 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7413 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
7416 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
7418 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
7421 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
7423 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
7424 cases to set eight bytes at a time.
7425 (expand_block_move): Likewise.
7427 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7430 * dwarf2out.c (gen_decl_die): Don't call
7431 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
7433 2007-08-21 Paul Brook <paul@codesourcery.com>
7434 Nathan Sidwell <nathan@codesourcery.com>
7435 Mark Mitchell <mark@codesourcery.com>
7436 Joseph Myers <joseph@codesourcery.com>
7438 * configure.ac: Add --with-pkgversion and --with-bugurl.
7439 * configure: Regenerate.
7440 * doc/install.texi: Document them.
7441 * version.c (version_string): Remove VERSUFFIX.
7442 (VERSUFFIX): Remove.
7443 (pkgversion_string): New.
7444 (bug_report_url): Do not hard-code initializer.
7445 * version.h (pkgversion_string): Declare.
7446 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
7448 (version.o): Define PKGVERSION and BUGURL.
7449 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
7450 (%.pod): Define BUGURL.
7451 * gcc.c (process_command, main): Use pkgversion_string.
7452 * toplev.c (compile_file, print_version): Likewise.
7453 * protoize.c (main): Likewise.
7454 * gcov.c (print_version): Likewise. Update copyright date.
7455 * gcov-dump.c (print_version): Likewise. Update copyright date.
7456 * mips-tdump.c (main): Likewise. Update copyright date.
7457 * mips-tfile.c (main): Likewise. Update copyright date.
7458 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
7459 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
7460 shorten description.
7461 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
7462 * doc/gccint.texi: Likewise.
7463 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
7464 Update copyright date.
7466 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
7468 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
7469 (ix86_expand_strlensi_unroll_1): Ditto.
7470 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
7471 (ix86_expand_carry_flag_compare): Update comment.
7473 2007-08-21 Jakub Jelinek <jakub@redhat.com>
7476 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
7477 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
7479 2007-08-21 Richard Guenther <rguenther@suse.de>
7481 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
7483 2007-08-21 Richard Guenther <rguenther@suse.de>
7486 * fold-const.c (fold_binary): Remove index +p PTR folding.
7487 Fix types of POINTER_PLUS_EXPR generated by folding of
7490 2007-08-20 Chao-ying Fu <fu@mips.com>
7492 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
7493 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
7494 RID_ONEWAY, so that it can be checked in declspecs_add_type.
7495 (c_common_fixed_point_type_for_size): Declare.
7496 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
7497 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
7498 (c_token_starts_declspecs): Likewise.
7499 (c_parser_declspecs): Likewise.
7500 (c_parser_attributes): Likewise.
7501 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
7502 (c_declspecs): Add saturating_p.
7503 * c-decl.c (build_null_declspecs): Initialize saturating_p.
7504 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
7505 _Sat. Handle RID_SAT.
7506 Avoid using void, bool, char, int, float, double, _Decimal32,
7507 _Decimal64, _Decimal128, and complex with _Sat.
7508 Handle RID_FRACT and RID_ACCUM.
7509 Make sure _Sat is used with _Fract or _Accum.
7510 (finish_declspecs): Handle cts_fract and cts_accum.
7511 * c-common.c (fixed-value.h): New include.
7512 (constant_expression_warning): Handle FIXED_CST.
7513 (overflow_warning): Likewise.
7514 (warnings_for_convert_and_check): Likewise.
7515 (c_common_fixed_point_type_for_size): New.
7516 (c_common_type_for_mode): Handle fixed-point modes to
7517 return various saturating/non-saturating, signed/unsigned types.
7518 (c_common_signed_or_unsigned_type): Support fixed-point types.
7519 (shorten_compare): Check fixed-point zero.
7520 Handle FIXED_POINT_TYPE.
7521 (c_common_truthvalue_conversion): Handle FIXED_CST.
7522 Handle FIXED_POINT_TYPE.
7523 (c_common_nodes_and_builtins): Record builtin types for fixed-point
7525 (handle_mode_attribute): Handle fixed-point modes. Need to check
7526 if the signness of base type and fixed-point modes are consistent.
7527 (handle_vector_size_attribute): Handle fixed-point modes.
7528 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
7529 (warn_for_div_by_zero): Check fixed-point zero.
7530 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
7531 a common fixed-point type based on fbit, ibit, sign, and saturation.
7532 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
7533 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
7534 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
7535 (convert_for_assignment): Support FIXED_POINT_TYPE.
7536 (digest_init): Handle FIXED_POINT_TYPE.
7537 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
7538 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7539 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
7540 GE_EXPR, LT_EXPR, GT_EXPR.
7541 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
7542 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
7543 * target.h (gcc_target): Add fixed_point_supported_p.
7544 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
7545 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
7546 (default_fixed_point_supported_p): Define.
7547 * targhooks.h (default_fixed_point_supported_p): Declare.
7548 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
7549 * doc/install.texi (Configuration): Add --enable-fixed-point.
7550 * configure.ac (--enable-fixed-point): New to enable fixed-point
7551 arithmetic extension to C. For mips targets, we enable it by default.
7552 * configure, config.in: Regenerate.
7554 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
7556 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
7558 2007-08-20 David Edelsohn <edelsohn@gnu.org>
7560 * dwarf2out.c (text_section_used): Move declaration outside ifdef
7561 DWARF2_DEBUGGING_INFO.
7562 (cold_text_section_used): Same.
7563 (cold_text_section): Same.
7565 2007-08-20 Richard Guenther <rguenther@suse.de>
7567 * c-typeck.c (convert_for_assignment): Use the type of
7568 the member for the initialization.
7570 2007-08-20 Richard Guenther <rguenther@suse.de>
7572 * c-objc-common.c (c_disregard_inline_limits): Remove.
7573 * c-objc-common.h (c_disregard_inline_limits): Likewise.
7574 * cgraphunit.c (cgraph_process_new_functions): Call
7575 disregard_inline_limits_p.
7576 (cgraph_preserve_function_body_p): Likewise.
7577 * ipa-inline.c (compute_inline_parameters): Likewise.
7578 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
7580 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
7581 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7582 disregard_inline_limits langhook.
7583 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7585 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7586 disregard_inline_limits langhook.
7587 * tree-inline.c (disregard_inline_limits_p): New function.
7588 * tree-inline.h (disregard_inline_limits_p): Declare.
7590 2007-08-20 Richard Guenther <rguenther@suse.de>
7592 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
7593 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
7594 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7595 auto_var_in_fn_p langhook.
7596 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
7598 * tree.c (auto_var_in_fn_p): ... here.
7599 (find_var_from_fn): Call auto_var_in_fn_p directly.
7600 * langhooks.h (lang_hooks_for_tree_inlining): Remove
7601 auto_var_in_fn_p langhook.
7602 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
7603 (copy_body_r): Likewise.
7604 (self_inlining_addr_expr): Likewise.
7605 * tree.h (auto_var_in_fn_p): Declare.
7607 2007-08-20 Richard Guenther <rguenther@suse.de>
7609 * tree.c (WALK_SUBTREE): Call walk_tree_1.
7610 (walk_type_fields): Take lh parameter.
7611 (walk_tree): Rename to ...
7612 (walk_tree_1): ... this. Do not call the walk_subtrees
7613 langhook but the now passed callback. Pass lh on recursion.
7614 (walk_tree_without_duplicates): Rename to ...
7615 (walk_tree_without_duplicates_1): ... this. Take lh parameter
7616 and call walk_tree_1.
7617 * tree.h (walk_tree_lh): New typedef.
7618 (walk_tree_1): Declare.
7619 (walk_tree_without_duplicates_1): Likewise.
7620 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
7621 (walk_tree_without_duplicates): New define to
7622 walk_tree_without_duplicates_1 with NULL lh parameter.
7623 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
7624 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
7626 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
7627 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
7628 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
7631 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7634 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
7635 code in front of the compacting of basic blocks.
7636 Move the folding of statements inbetween the cgraph checking
7637 and compacting of basic blocks.
7639 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7640 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7643 * config/alpha/alpha.c (va_list_skip_additions): Check for
7644 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
7645 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
7646 PLUS_EXPR when checking ap.__base.
7647 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
7648 when doing addition on pointer types. Use size_int instead of
7650 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
7651 ptr_type in the second operand.
7653 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7656 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
7658 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7661 * cfgexpand.c (expand_one_register_var): Mark pointer
7662 DECL_ARTIFICIAL as REG_POINTER also.
7663 * stmt.c (expand_decl): Likewise.
7665 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
7672 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
7673 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
7674 on_worklist argument and avoid adding things to worklist multiple
7676 (add_to_worklist): Ditto.
7677 (mark_aliases_call_clobbered): Mark entire structure clobbered if
7678 single SFT is clobbered.
7679 (set_initial_properties): Ditto.
7680 (compute_call_clobbered): Update for changes to function
7682 (create_overlap_variables_for): Always create SFT for offset 0.
7683 (create_structure_vars): Handle PHI's, since we are in SSA form at
7685 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
7686 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
7688 (add_vars_for_offset): Figure out aliases from access + points-to.
7689 (add_virtual_operand): Use add_vars-for_offset.
7690 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
7691 (add_call_clobber_ops): Remove makes_clobbering_call set.
7692 (get_expr_operands): Always pass through the INDIRECT_REF
7694 * tree-ssa-structalias.c (struct constraint_graph): Remove
7696 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
7697 address_taken, pt_used, number_incoming.
7698 (FIRST_ADDR_NODE): Removed.
7699 (merge_graph_nodes): Remove broken code for the moment.
7700 (init_graph): New function.
7701 (build_pred_graph): Remove code to init_graph.
7702 Add location equivalence support.
7703 (struct scc_info): Rename roots to deleted.
7705 (init_scc_info): Ditto
7706 (init_topo_info): Use graph->size.
7707 (compute_topo_order): Ditto.
7708 (do_da_constraint): Removed.
7709 (do_sd_constraint): Remove calls to find().
7710 set_union_with_increment should always get 0 as last arg here.
7711 (do_complex_constraint): Replace do_da_constraint with assert.
7713 (struct equiv_class_label): New.
7714 (pointer_equiv_class_table): Ditto.
7715 (location_equiv_class_table): Ditto.
7716 (equiv_class_label_hash): Ditto.
7717 (equiv_class_label_eq): Ditto
7718 (equiv_class_lookup): Ditto.
7719 (equiv_class_ladd): Ditto.
7720 (pointer_equiv_class): Ditto.
7721 (location_equiv_class): Ditto.
7722 (condense_visit): Rename and rewrite from label_visit to do only
7723 SCC related stuff for HU.
7724 (label_visit): Do HU work for HU.
7725 (perform_var_substitution): Update to do HU and location
7727 (free_var_substitution_info): Update to free HU and location
7728 equivalence structures. */
7729 (find_equivalent_node): Update for pointer but not location
7731 (unite_pointer_equivalences): New function.
7732 (move_complex_constraints): Rewrite to only do moving.
7733 (rewrite_constraints): Split out of move_complex_constraints.
7734 (solve_graph): Use graph->size.
7735 (process_constraint_1): Add from_call argument, use it.
7736 Split *a = &b into two constraints.
7737 (process_constraint): Use new process_constraint_1.
7738 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
7739 (get_constraint_for): Handle non-pointer integers properly.
7740 Remove code that used to handle structures.
7741 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
7742 with unknown addends.
7743 (handle_rhs_call): New function.
7744 (find_func_aliases): Use handle_rhs_call.
7745 (set_uids_in_ptset): Add an assert.
7746 (set_used_smts): Fix bug in not considering unified vars.
7747 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
7748 (compute_points_to_sets): Update for other function changes.
7749 (delete_points_to_sets): Ditto.
7750 (ipa_pta_execute): Ditto.
7751 (pass_ipa_pta): We need to update SSA after ipa_pta.
7753 2007-08-19 Jan Hubicka <jh@suse.cz>
7755 * i386.md: Replace "rim" and "mri" constraints by "g".
7757 2007-08-19 Joseph Myers <joseph@codesourcery.com>
7759 * dwarf2out.c (text_section_used, cold_text_section_used,
7760 cold_text_section, dwarf2out_note_section_used): New.
7761 (dwarf2out_init): Initialize cold_text_section.
7762 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
7763 dwarf2out_note_section_used.
7764 (size_of_aranges): Only count entry for text section if it was
7765 used. Count entry for cold text section if it was used.
7766 (output_aranges): Only output entries for text section and cold
7767 text section if they were used.
7769 2007-08-19 Andrew Pinski <pinskia@gmail.com>
7771 * tree-pretty-print.c (debug_generic_expr): Add a comment about
7773 (debug_generic_stmt): Likewise.
7774 (debug_tree_chain): Likewise.
7776 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7778 * tree-data-refs.c (split_constant_offset): Expose.
7779 * tree-data-refs.h (split_constant_offset): Add declaration.
7781 * tree-vectorizer.h (dr_alignment_support): Renamed
7782 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
7783 Added a new value dr_explicit_realign.
7784 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
7785 dr_offset, dr_step, and dr_aligned_to, along with new access
7786 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
7787 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
7788 STMT_VINFO_DR_ALIGNED_TO.
7790 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
7792 In case of outer-loop vectorization with non-fixed misalignment - use
7793 the dr_explicit_realign scheme instead of the optimized realignment
7795 (new_stmt_vec_info): Initialize new fields.
7797 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
7798 'nested_in_vect_loop' case. Change verbosity level.
7799 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
7800 Don't fail on zero step in the outer-loop for loads.
7801 (vect_analyze_data_refs): Call split_constant_offset to calculate
7802 base, offset and init relative to the outer-loop.
7804 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
7805 BSI function argument with a new function argument - at_loop.
7806 Simplify the condition that determines STEP. Takes additional argument
7807 INV_P. Support outer-loop vectorization (handle the
7808 nested_in_vect_loop case), including zero step in the outer-loop. Call
7809 vect_create_addr_base_for_vector_ref with additional argument.
7810 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
7811 Updated function documentation. Handle the 'nested_in_vect_loop' case.
7812 Fixed and simplified calculation of step.
7813 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
7814 of bsi, and with additional argument. Call bump_vector_ptr with
7815 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
7816 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
7817 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
7818 when the realignment setup needs to take place inside the loop.
7819 Support the dr_explicit_realign scheme. Allow generating the optimized
7820 realignment scheme for outer-loop vectorization. Added documentation.
7821 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
7822 the 'nested_in_vect_loop' case, including loads that are invariant in
7823 the outer-loop and the realignment schemes. Handle the case when the
7824 realignment setup needs to take place inside the loop. Call
7825 vect_setup_realignment with additional arguments. Call
7826 vect_create_data_ref_ptr with additional argument and with loop instead
7827 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
7828 (vect_gen_niters_for_prolog_loop): Call
7829 vect_create_addr_base_for_vector_ref with additional arguments.
7830 (vect_create_cond_for_align_checks): Likewise.
7831 (bump_vector_ptr): Updated to support the new dr_explicit_realign
7832 scheme: takes additional argument bump; argument ptr_incr is now
7833 optional; updated documentation.
7834 (vect_init_vector): Takes additional argument (bsi). Use it, if
7835 available, to insert the vector initialization.
7836 (get_initial_def_for_induction): Pass additional argument in call to
7838 (vect_get_vec_def_for_operand): Likewise.
7839 (vect_setup_realignment): Likewise.
7840 (vectorizable_load): Likewise.
7842 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
7844 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
7845 as argument instead of struct loop.
7846 (nested_in_vect_loop_p): New function.
7847 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
7849 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
7850 from other phis in the loop.
7851 (destroy_loop_vec_info): Add additional argument to declaration.
7853 * tree-vectorizer.c (supportable_widening_operation): Also check if
7854 nested_in_vect_loop_p (don't allow changing the order in this case).
7855 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
7856 of struct loop. Call nested_in_vect_loop_p and don't require
7857 flag_unsafe_math_optimizations if it returns true.
7858 (new_stmt_vec_info): When setting def_type for phis differentiate
7859 loop-header phis from other phis.
7860 (bb_in_loop_p): New function.
7861 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
7862 just update their loop_vinfo. Order of BB traversal now matters -
7863 call dfs_enumerate_from with bb_in_loop_p.
7864 (destroy_loop_vec_info): Takes additional argument to control whether
7865 stmt_vinfo of the loop stmts should be destroyed as well.
7866 (vect_is_simple_reduction): Allow the "non-reduction" use of a
7867 reduction stmt to be defines by a non loop-header phi.
7868 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
7870 * tree-vect-transform.c (vectorizable_reduction): Call
7871 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
7872 (vectorizable_call): Likewise.
7873 (vectorizable_conversion): Likewise.
7874 (vectorizable_operation): Likewise.
7875 (vectorizable_type_promotion): Likewise.
7876 (vectorizable_type_demotion): Likewise.
7877 (vectorizable_store): Likewise.
7878 (vectorizable_live_operation): Likewise.
7879 (vectorizable_reduction): Likewise. Also pass loop_info to
7880 vect_is_simple_reduction instead of loop.
7881 (vect_init_vector): Call nested_in_vect_loop_p.
7882 (get_initial_def_for_reduction): Likewise.
7883 (vect_create_epilog_for_reduction): Likewise.
7884 (vect_init_vector): Check which loop to work with, in case there's an
7886 (get_initial_def_for_inducion): Extend to handle outer-loop
7887 vectorization. Fix indentation.
7888 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
7889 In the case vect_induction_def get the vector def from the induction
7890 phi node, instead of calling get_initial_def_for_inducion.
7891 (get_initial_def_for_reduction): Extend to handle outer-loop
7893 (vect_create_epilog_for_reduction): Extend to handle outer-loop
7895 (vect_transform_loop): Change assert to just skip this case. Add a
7897 (vect_finish_stmt_generation): Add a couple asserts.
7899 (vect_estimate_min_profitable_iters): Multiply
7900 cost of inner-loop stmts (in outer-loop vectorization) by estimated
7902 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
7903 this is an inner-loop reduction in outer-loop vectorization.
7905 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
7906 Same code as what used to be vect_analyze_scalar_cycles, only with
7907 additional argument loop, and loop_info passed to
7908 vect_is_simple_reduction instead of loop.
7909 (vect_analyze_scalar_cycles): Code factored out into
7910 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
7911 Updated documentation.
7912 (analyze_operations): Check for inner-loop loop-closed exit-phis during
7913 outer-loop vectorization that are live or not used in the outerloop,
7914 cause this requires special handling.
7915 (vect_enhance_data_refs_alignment): Don't consider versioning for
7917 (vect_analyze_data_refs): Check that there are no datarefs in the
7919 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
7920 and vect_used_in_outer_by_reduction cases.
7921 (process_use): Also consider the case of outer-loop stmt defining an
7922 inner-loop stmt and vice versa.
7923 (vect_analyze_loop_1): New function.
7924 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
7925 loops. Call vect_analyze_loop_1.
7926 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
7927 been vectorized. Call destroy_loop_vec_info with additional argument.
7929 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
7930 in the inner-loop when doing outer-loop vectorization. Add
7931 documentation and printout.
7932 (vect_recog_dot_prod_pattern): Likewise. Also add check for
7933 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
7935 2007-08-18 Andrew Pinski <pinskia@gmail.com>
7937 * tree-affine.h (print_aff): New prototype.
7938 (debug_aff): Likewise.
7939 * tree-affine.c (print_aff): New function.
7940 (debug_aff): Likewise.
7942 2007-08-18 Paul Brook <paul@codesourcery.com>
7943 Joseph Myers <joseph@codesourcery.com>
7945 * common.opt (-fdebug-prefix-map=): New option.
7946 * opts.c: Include debug.h.
7947 (common_handle_option): Handle -fdebug-prefix-map.
7948 * final.c: Include ggc.h.
7949 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
7950 remap_debug_filename): New.
7951 * Makefile.in (final.o, opts.o): Update dependencies.
7952 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
7953 * configure.ac: Check for assembler --debug-prefix-map support.
7954 * configure, config.in: Regenerate.
7955 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
7956 (ASM_DEBUG_SPEC): Include ASM_MAP.
7957 * doc/install.texi (--with-debug-prefix-map): Document.
7958 * doc/invoke.texi (-fdebug-prefix-map): Document.
7959 * dbxout.c (dbxout_init, dbxout_start_source_file,
7960 dbxout_source_file): Call remap_debug_filename.
7961 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
7962 dwarf2out_start_source_file, dwarf2out_finish): Call
7963 remap_debug_filename.
7964 (file_table_relative_p): Do not check d->emitted_number.
7965 * toplev.c (output_file_directive): Call remap_debug_filename.
7966 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
7967 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
7969 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7971 * loop-invariant.c (find_invariants_to_move): Add missing macro
7974 2007-08-17 Tom Tromey <tromey@redhat.com>
7976 * tree.h (struct tree_label_decl): Removed old "java" fields.
7978 2007-08-17 Richard Sandiford <richard@codesourcery.com>
7979 Nigel Stephens <nigel@mips.com>
7981 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
7982 Treat -mno-data-in-code and -mcode-xonly as aliases for
7983 -mcode-readable=no and -mcode-readable=pcrel respectively.
7984 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
7985 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
7986 (MULTILIB_DIRNAMES): Update accordingly.
7988 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
7990 * Makefile.in (version.o): Depend on $(REVISION) only if
7991 REVISION_s is defined.
7993 2007-08-17 Sa Liu <saliu@de.ibm.com>
7994 Ulrich Weigand <uweigand@de.ibm.com>
7997 * tree.c (reconstruct_complex_type): For a pointer to a vector,
7998 use build_qualified_type to retain qualifiers of the base type.
8000 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
8002 * config/score/score.md : Update pattern tablejump.
8003 * config/score/score.c : Update score_initialize_trampoline
8005 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
8006 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
8007 * doc/contrib.texi: Add my entry.
8009 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
8011 * Makefile.in (REVISION): New.
8014 (version.o): Also depend on $(REVISION). Add
8015 -DREVISION=$(REVISION_s).
8017 * version.c (version_string): Add REVISION.
8019 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
8021 * tree-eh.c (lower_try_finally_onedest): Reset the locus
8022 of GOTO that's relocated to a different block.
8024 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8026 * c-common.c (const_strip_array_types): New.
8027 * c-common.h (lang_missing_noreturn_ok_p): Delete.
8028 (const_strip_array_types): New.
8029 * c-objc-common.c (c_disregard_inline_limits,
8030 c_warn_unused_global_decl): Constify.
8031 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
8032 c_vla_type_p, c_incomplete_type_error): Likewise.
8033 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
8034 * hooks.c (hook_bool_const_tree_false): New.
8035 * hooks.h (hook_bool_const_tree_false): Likewise.
8036 * langhooks-def.h (lhd_warn_unused_global_decl,
8037 lhd_incomplete_type_error, lhd_expr_size,
8038 lhd_tree_inlining_disregard_inline_limits,
8039 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8040 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
8041 * langhooks.c (lhd_warn_unused_global_decl,
8042 lhd_incomplete_type_error,
8043 lhd_tree_inlining_disregard_inline_limits,
8044 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
8045 lhd_expr_size): Likewise.
8046 * langhooks.h (lang_hooks_for_tree_inlining,
8047 lang_hooks_for_tree_dump, lang_hooks_for_types,
8048 lang_hooks_for_decls, lang_hooks): Likewise.
8049 * pointer-set.c (pointer_set_t, pointer_set_create,
8050 pointer_set_contains, insert_aux, pointer_set_insert,
8051 pointer_set_traverse, pointer_map_t, pointer_map_create,
8052 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
8054 * pointer-set.h (pointer_set_contains, pointer_set_insert,
8055 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
8056 pointer_map_traverse): Likewise.
8057 * predict.c (assert_is_empty): Likewise.
8058 * tree-affine.c (free_name_expansion): Likewise.
8059 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
8060 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
8061 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
8063 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
8065 * tree-vectorizer.c (new_loop_vec_info): Initialize new
8067 (destroy_loop_vec_info): Add call to VEC_free.
8068 * tree-vectorizer.h (may_alias_ddrs): Define.
8069 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
8070 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
8071 Change reporting to dump.
8072 (vect_is_duplicate_ddr): New.
8073 (vect_mark_for_runtime_alias_test): New.
8074 (vect_analyze_data_ref_dependences) Add call to
8075 vect_mark_for_runtime_alias_test.
8076 (vect_enhance_data_refs_alignment): Define local variable
8077 vect_versioning_for_alias_required, don't perform
8078 peeling for alignment if versioning for alias is
8080 (vect_enhance_data_refs_alignment): Use
8081 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
8082 PARAM_VECT_MAX_VERSION_CHECKS.
8083 * tree-vect-transform.c
8084 (vect_create_cond_for_alias_checks): New.
8085 (vect_transform_loop): Add call to
8086 vect_create_cond_for_alias_checks.
8087 (vect_vfa_segment_size): New.
8088 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
8090 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
8091 * gcc/doc/invoke.texi
8092 (vect-max-version-for-alignment-checks): Document.
8093 (vect-max-version-for-alias-checks): Document.
8094 (vect-max-version-checks): Remove.
8096 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
8098 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
8099 the same line as the instruction for all asm dialects.
8100 (*rep_movsi): Ditto.
8101 (*rep_movsi_rex64): Ditto.
8102 (*rep_movqi): Ditto.
8103 (*rep_movqi_rex64): Ditto.
8104 (*rep_stosdi_rex64): Ditto.
8105 (*rep_stossi): Ditto.
8106 (*rep_stossi_rex64): Ditto.
8107 (*rep_stosqi): Ditto.
8108 (*rep_stosqi_rex64): Ditto.
8109 (*cmpstrnqi_nz_1): Ditto.
8110 (*cmpstrnqi_nz_rex_1): Ditto.
8111 (*cmpstrnqi_1): Ditto.
8112 (*cmpstrnqi_rex_1): Ditto.
8113 (*strlenqi_1): Ditto.
8114 (*strlenqi_rex_1): Ditto.
8115 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
8116 prefix on the same line as the instruction for all asm dialects.
8117 (sync_double_compare_and_swap<mode>): Ditto.
8118 (*sync_double_compare_and_swapdi_pic): Ditto.
8119 (*sync_compare_and_swap_cc<mode>): Ditto.
8120 (sync_double_compare_and_swap_cc<mode>): Ditto.
8121 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8122 (sync_old_add<mode>): Ditto.
8123 (sync_add<mode>): Ditto.
8124 (sync_sub<mode>): Ditto.
8125 (sync_ior<mode>): Ditto.
8126 (sync_and<mode>): Ditto.
8127 (sync_xor<mode>): Ditto.
8129 2007-08-16 Richard Sandiford <richard@codesourcery.com>
8132 * reload.c (find_reloads): Check that the memory returned by
8133 find_reloads_toplev was not the result of forcing a constant
8135 (find_reloads_toplev): Always use simplify_gen_subreg to get
8136 the subreg of a constant. If the result is also a constant,
8137 but not a legitimate one, force it into the constant pool
8138 and reload its address.
8140 2007-08-15 David Edelsohn <edelsohn@gnu.org>
8142 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
8145 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
8147 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
8148 directive for the current vector ABI.
8150 2007-08-15 Steve Ellcey <sje@cup.hp.com>
8153 * caller-save.c (reg_save_code): Set invalide status on restore code.
8155 2007-08-15 Diego Novillo <dnovillo@google.com>
8157 * tree-ssa-alias.c (compute_memory_partitions): Use
8158 alias_bitmap_obstack to allocate bitmaps.
8159 (reset_alias_info): Factor out of init_alias_info.
8160 Mark all name tags not associated to an SSA name for renaming.
8161 (init_alias_info): Call it.
8162 (create_name_tags): Tidy. Add comments.
8163 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
8165 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8167 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
8168 scheduler dependencies.
8170 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
8172 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
8174 (*iorsi_1_zext): Likewise.
8175 (*iorsi_1_zext_imm): Likewise.
8176 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
8177 with "rm"/"xm" constraint.
8178 (sse2_vmsqrtv2df2): Likewise.
8180 2007-08-15 Jakub Jelinek <jakub@redhat.com>
8183 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
8186 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
8188 * tree-pass.h (PROP_pta): Removed.
8189 (TODO_rebuild_alias): New.
8190 (pass_may_alias): Removed.
8191 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
8192 aliasing if we changed something.
8193 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
8195 (pass_may_alias): Removed.
8196 (create_structure_vars): Return TODO_rebuild_alias.
8197 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
8198 * tree-sra.c (tree_sra): Only rebuild aliasing if something
8200 (tree_sra_early): We never affect aliasing right now.
8201 * tree-flow.h (compute_may_aliases): New prototype.
8202 * passes.c: Remove pass_may_alias from the passes.
8203 (execute_function_todo): Support TODO_rebuild_alias.
8205 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
8207 * i386.c: (legitimize_address): Move dllimported variable check
8208 infront of legitimizing pic address of CONST symbols.
8210 2007-08-14 Steve Ellcey <sje@cup.hp.com>
8212 PR tree-optimization/32941
8213 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
8214 (goto_queue_cmp): Remove.
8215 (find_goto_replacement): Change search method.
8216 (maybe_record_in_goto_queue): Add assert.
8217 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
8218 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
8220 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8222 * alias.c (component_uses_parent_alias_set): Constify.
8223 * alias.h (component_uses_parent_alias_set): Likewise.
8224 * cfgrtl.c (print_rtl_with_bb): Likewise.
8225 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
8226 mpz_get_double_int): Likewise.
8227 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
8228 mpz_get_double_int): Likewise.
8229 * expr.c (is_aligning_offset, undefined_operand_subword_p,
8230 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
8232 * expr.h (safe_from_p): Likewise.
8233 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
8235 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
8236 zero_sized_type, goa_lhs_expr_p): Likewise.
8237 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
8238 * rtl.h (print_rtl_with_bb): Likewise.
8239 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
8240 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
8241 * tree-flow-inline.h (bb_stmt_list): Constify.
8242 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
8244 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
8245 const_first_stmt, const_last_stmt): New.
8246 (block_may_fallthru, empty_block_p): Constify.
8247 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
8248 EXPR_ONLY_BODY): New.
8249 (expr_first, expr_last, expr_only): Use macro for body.
8250 (const_expr_first, const_expr_last, const_expr_only): New.
8251 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
8252 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
8253 ctsi_prev, ctsi_stmt): New.
8254 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
8255 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
8256 * tree-ssa-loop-niter.c (loop_only_exit_p,
8257 derive_constant_upper_bound): Likewise.
8258 * tree-ssa-phiopt.c (empty_block_p): Likewise.
8259 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
8260 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
8261 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
8262 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
8263 * tree.c (get_type_static_bounds): Likewise.
8264 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
8265 (get_type_static_bounds): Constify.
8267 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8270 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
8271 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
8272 (*<addsub><mode>3_cc_overflow): New.
8273 (*add<mode>3_cconly_overflow): New.
8274 (*sub<mode>3_cconly_overflow): New.
8275 (*<addsub>si3_zext_cc_overflow): New.
8276 * config/i386/predicates.md (fcmov_comparison_operator): Accept
8277 CCCmode for LTU, GTU, LEU and GEU.
8278 (ix86_comparison_operator): Likewise.
8279 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
8280 * config/i386/i386.c (put_condition_code): Support CCCmode.
8281 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
8282 or MINUS expressions.
8284 2007-08-14 Andrew Pinski <pinskia@gmail.com>
8287 * c-typeck.c (build_binary_op): Disallow vector float types with
8288 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
8290 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
8292 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
8293 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
8294 (dep_def): New typedef.
8295 (init_dep_1, sd_debug_dep): Declare functions.
8296 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
8297 (debug_dep_links): Remove.
8298 (struct _deps_list): New field 'n_links'.
8299 (DEPS_LIST_N_LINKS): New macro.
8300 (FOR_EACH_DEP_LINK): Remove.
8301 (create_deps_list, free_deps_list, delete_deps_list): Remove
8303 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
8304 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8305 (copy_deps_list_change_con, move_dep_link): Ditto.
8306 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
8307 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
8309 (INSN_BACK_DEPS): Remove.
8310 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
8312 (INSN_DEP_COUNT): Remove.
8313 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
8314 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
8315 Declare global variables.
8316 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
8317 (add_forw_dep, compute_forward_dependences): Remove declarations.
8318 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
8319 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8320 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
8322 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
8324 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
8325 (sd_list_types_def): New typedef.
8326 (sd_next_list): Declare function.
8327 (struct _sd_iterator): New type.
8328 (sd_iterator_def): New typedef.
8329 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
8331 (FOR_EACH_DEP): New cycle wrapper.
8332 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
8334 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
8335 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
8338 * sched-deps.c (init_dep_1): Make global.
8339 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
8341 (dump_dep): New static function.
8342 (dump_dep_flags): New static variable.
8343 (sd_debug_dep): New function.
8344 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
8346 (move_dep_link): Use remove_from_deps_list (), instead of
8348 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
8349 (dep_link_is_detached_p): New static function.
8350 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
8352 (dn_pool, dl_pool): New alloc_pools.
8353 (dn_pool_diff, dl_pool_diff): New static variables.
8354 (create_dep_node, delete_dep_node): New static function.
8355 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
8356 (deps_list_empty_p): Make it static. Use 'n_links' field.
8357 (deps_pools_are_empty_p): New static function.
8358 (alloc_deps_list, delete_deps_list): Remove.
8359 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
8360 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
8361 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
8362 (forward_dependency_cache): Remove.
8363 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
8364 'back' from the names. Change signature to use dep_t instead of
8366 (add_back_dep): Ditto. Make global.
8367 (check_dep_status): Rename to check_dep ().
8368 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
8370 (sd_finish_insn): Ditto.
8371 (sd_find_dep_between_no_cache): New static function.
8372 (sd_find_dep_between): New function.
8373 (ask_dependency_caches, set_dependency_caches): New static functions.
8374 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
8375 (add_or_update_dep_1): Separate pieces of functionality into
8376 ask_dependency_caches (), update_dependency_caches (),
8377 change_spec_dep_to_hard (), update_dep ().
8378 (get_back_and_forw_lists): New static function.
8379 (sd_add_dep): Separate setting of dependency caches into
8380 set_dependency_caches ().
8381 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
8383 (sd_delete_dep): Ditto.
8384 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
8385 (dump_lists): New static function.
8386 (sd_debug_lists): New debug function.
8387 (delete_all_dependences, fixup_sched_groups): Update to use
8388 sd_* infrastructure.
8389 (sched_analyze_2): Create data-speculative dependency only if
8390 data-speculation is enabled.
8391 (sched_analyze_insn): If insn cannot be speculative, make all its
8392 dependencies non-speculative.
8393 (sched_analyze): Use sd_init_insn ().
8394 (add_forw_dep, compute_forward_dependencies): Remove.
8395 (delete_dep_nodes_in_back_deps): New static function.
8396 (sched_free_deps): New function.
8397 (init_dependency_caches): Init alloc_pools.
8398 (extend_depedency_caches): Update after removing of
8399 forward_dependency_cache.
8400 (free_dependency_caches): Ditto. Free alloc_pools.
8401 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
8402 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
8404 (add_back_forw_dep, delete_back_forw_dep): Ditto.
8405 (add_dependence): Use init_dep ().
8406 (get_dep_weak_1): New static function.
8407 (get_dep_weak): Move logic to get_dep_weak_1 ().
8408 (dump_ds): New static function moved from haifa-sched.c:
8409 debug_spec_status ().
8410 (debug_ds): New debug function.
8411 (check_dep_status): Rename to check_dep (). Update to check whole
8414 * haifa-sched.c (spec_info): Make global.
8415 (added_recovery_block_p): Rename to
8416 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
8417 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
8418 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
8419 to use new interfaces.
8420 (ok_for_early_queue_removal): Ditto.
8421 (schedule_block): Initialize logical uids of insns emitted by the
8423 (sched_init): Initialize new variable.
8424 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
8426 (extend_global): Initialize insn data.
8427 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
8428 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
8430 (add_to_speculative_block): Update to use new interfaces.
8431 (create_recovery_block): Set new variables.
8432 (create_check_block_twin, fix_recovery_deps): Update to use new
8434 (sched_insn_is_legitimate_for_speculation_p): New function.
8435 (speculate_insn): Move checking logic to
8436 sched_insn_is_legitimate_for_speculation_p ().
8437 (sched_remove_insn): Finalize sched-deps information of instruction.
8438 (clear_priorities, add_jump_dependencies): Update to use new
8440 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
8442 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
8443 to use new interfaces.
8444 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
8445 (new_ready): Try to use control speculation only if it is available.
8446 (add_branch_dependences): Update to use new interfaces.
8447 (compute_block_backward_dependences): Rename to
8448 compute_block_dependences (). Call
8449 targetm.sched.dependencies_evaluation_hook ().
8450 (free_block_dependencies): New static function.
8451 (debug_dependencies): Update to use new interfaces.
8452 (schedule_region): Remove separate computation of forward dependencies.
8453 Move call of targetm.sched.dependencies_evaluation_hook () to
8454 compute_block_dependences (). Free dependencies at the end of
8455 scheduling the region.
8457 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
8459 (add_deps_for_risky_insns): Ditto.
8460 (schedule_ebb): Remove separate computation of forward dependencies.
8461 Free dependencies at the end of scheduling the ebb.
8463 * ddg.c (create_ddg_dependence): Update to use new interfaces.
8464 (build_intra_loop_deps): Ditto. Remove separate computation of
8465 forward dependencies. Free sched-deps dependencies.
8467 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
8468 to use new interfaces.
8469 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
8471 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
8473 (is_costly_group): Ditto.
8475 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8477 * alias.c (rtx_equal_for_memref_p): Constify.
8478 * basic-block.h (const_edge, const_basic_block): New.
8479 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
8480 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
8481 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
8482 probably_never_executed_bb_p, edge_probability_reliable_p,
8483 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
8484 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
8486 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
8487 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
8489 * cfganal.c (flow_active_insn_p, forwarder_block_p,
8490 flow_nodes_print, dfs_enumerate_from): Likewise.
8491 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
8492 control_flow_insn_p, count_basic_blocks): Likewise.
8493 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
8494 get_loop_body_with_size, loop_exit_edge_p): Likewise.
8495 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
8496 average_num_loop_insns, loop_exit_edge_p,
8497 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
8498 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
8499 average_num_loop_insns, seq_cost): Likewise.
8500 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
8501 * dominance.c (dominated_by_p): Likewise.
8502 * emit-rtl.c (validate_subreg): Likewise.
8503 * except.c (can_throw_internal, can_throw_external): Likewise.
8504 * except.h (can_throw_internal, can_throw_external): Likewise.
8505 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
8506 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
8507 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
8508 simple_mem, store_ops_ok, load_kills_store, find_loads,
8509 store_killed_in_insn, store_killed_after, store_killed_before,
8510 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
8512 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
8513 noce_mem_write_may_trap_or_fault_p): Likewise.
8514 * pointer-set.c (pointer_set_contains, pointer_map_contains):
8516 * pointer-set.h (pointer_set_contains, pointer_map_contains):
8518 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
8519 probably_cold_bb_p, probably_never_executed_bb_p,
8520 edge_probability_reliable_p, br_prob_note_reliable_p,
8521 can_predict_insn_p): Likewise.
8522 * regclass.c (reg_set_to_hard_reg_set): Likewise.
8523 * resource.c (return_insn_p): Likewise.
8524 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
8526 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
8527 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
8528 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
8529 verify_gimple_modify_stmt): Likewise.
8530 * tree-chrec.c (is_not_constant_evolution,
8531 is_multivariate_chrec_rec, is_multivariate_chrec,
8532 chrec_contains_symbols, chrec_contains_undetermined,
8533 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
8534 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
8535 eq_evolutions_p, scev_direction): Likewise.
8536 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
8537 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
8538 chrec_contains_symbols_defined_in_loop,
8539 chrec_contains_undetermined, tree_contains_chrecs,
8540 evolution_function_is_affine_multivariate_p,
8541 evolution_function_is_univariate_p, chrec_zerop,
8542 evolution_function_is_constant_p, evolution_function_is_affine_p,
8543 evolution_function_is_affine_or_constant_p,
8544 tree_does_not_contain_chrecs, chrec_type): Likewise.
8545 * tree-data-ref.c (tree_fold_divides_p,
8546 object_address_invariant_in_loop_p, dr_may_alias_p,
8547 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
8548 same_access_functions, constant_access_functions,
8549 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
8551 * tree-flow.h (scev_direction): Likewise.
8552 * tree-gimple.c (is_gimple_stmt): Likewise.
8553 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
8555 * tree-pretty-print.c (op_prio): Likewise.
8556 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
8557 analyzable_condition, backedge_phi_arg_p): Likewise.
8558 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
8559 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
8560 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
8563 2007-08-13 Dan Hipschman <dsh@google.com>
8566 * c-format.c (check_format_arg): Move check for zero-length
8567 format strings below the check for unterminated strings.
8569 2007-08-13 Andrew Pinski <pinskia@gmail.com>
8572 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
8575 2007-08-13 Nick Clifton <nickc@redhat.com>
8577 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
8579 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8582 * c-format.c (gcc_gfc_length_specs): New array.
8583 (gcc_gfc_char_table): Add unsigned specifier, and references to
8584 the l length modifier.
8585 (format_types_orig): Use the new gcc_gfc_length_specs.
8587 2007-08-12 Sa Liu <saliu@de.ibm.com>
8589 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
8590 and with REG_RETVAL note after split.
8592 2007-08-11 David Daney <ddaney@avtrex.com>
8594 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
8595 as ATTRIBUTE_UNUSED.
8597 2007-08-11 David Edelsohn <edelsohn@gnu.org>
8598 Segher Boessenkool <segher@kernel.crashing.org>
8600 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
8601 HAVE_LOCAL_CPU_DETECT not defined.
8603 2007-08-11 Jan Hubicka <jh@suse.cz>
8605 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
8606 (cgraph_process_new_functions): Honor previous value of
8607 disregard_inline_limits.
8608 * ipa-inline.c (compute_inline_parameters): Likewise.
8610 2007-08-11 Ian Lance Taylor <iant@google.com>
8612 * alias.h (alias_set_type): Define new type.
8613 (ALIAS_SET_MEMORY_BARRIER): Use it.
8614 * rtl.h: Include alias.h.
8615 (struct mem_attrs): Use alias_set_type.
8616 * tree.h: Include alias.h
8617 (struct tree_type): Use alias_set_type.
8618 (struct tree_struct_field_tag): Likewise.
8619 (struct tree_decl_common): Likewise.
8620 * alias.c (struct alias_set_entry): Use alias_set_type.
8621 (get_alias_set_entry, alias_set_subset_of): Likewise.
8622 (alias_sets_conflict_p): Likewise.
8623 (alias_sets_must_conflict_p): Likewise.
8624 (objects_must_conflict_p): Likewise.
8625 (get_alias_set, new_alias_set): Likewise.
8626 (record_alias_subset, record_component_aliases): Likewise.
8627 (varargs_set, frame_set): Change to alias_set_type.
8628 (get_varargs_alias_set): Use alias_set_type.
8629 (get_frame_alias_set): Likewise.
8630 * builtins.c (setjmp_alias_set): Change to alias_set_type.
8631 * dse.c (struct store_info): Use alias_set_type.
8632 (struct read_info, struct clear_alias_mode_holder): Likewise.
8633 (clear_alias_set_lookup, canon_address): Likewise.
8634 (record_store, check_mem_read_rtx): Likewise.
8635 (dse_record_singleton_alias_set): Likewise.
8636 (dse_invalidate_singleton_alias_set): Likewise.
8637 * emit-rtl.c (get_mem_attrs): Likewise.
8638 (set_mem_attributes_minus_bitpos): Likewise.
8639 (set_mem_alias_set): Likewise.
8640 * expr.c (store_constructor_field, store_field): Likewise.
8641 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
8642 * langhooks.c (lhd_get_alias_set): Likewise.
8643 * langhooks-def.h (lhd_get_alias_set): Likewise.
8644 * reload1.c (alter_reg): Likewise.
8645 * tree-flow.h (struct fieldoff): Likewise.
8646 * tree-ssa-alias.c (struct alias_map_d): Likewise.
8647 (may_alias_p, get_smt_for, create_sft): Likewise.
8648 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
8649 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
8650 (merge_smts_into): Likewise.
8651 * varasm.c (const_alias_set): Likewise.
8652 * c-common.c (strict_aliasing_warning): Likewise.
8653 (c_common_get_alias_set): Likewise.
8654 * dse.h (dse_record_singleton_alias_set): Update declaration.
8655 (dse_invalidate_singleton_alias_set): Likewise.
8656 * emit-rtl.h (set_mem_alias_set): Likewise.
8657 * c-common.h (c_common_get_alias_set): Likewise.
8658 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
8659 * print-tree.c (print_node): Likewise.
8660 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
8662 (alpha_setup_incoming_varargs): Use alias_set_type.
8663 * config/i386/i386.c (setup_incoming_varargs_64): Use
8665 (setup_incoming_varargs_ms_64): Likewise.
8666 (ix86_GOT_alias_set): Likewise.
8667 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8668 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
8669 (set): Change to alias_set_type.
8670 (get_TOC_alias_set): Use alias_set_type.
8671 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
8673 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
8674 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
8676 (struct_value_alias_set): Likewise.
8677 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
8679 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8681 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
8682 * config/vxworks.h (TARGET_VXWORKS): Override.
8683 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
8684 "mips" if TARGET_VXWORKS.
8686 2007-08-11 Richard Sandiford <richard@codesourcery.com>
8688 * calls.c (avoid_likely_spilled_reg): New function.
8689 (expand_call): Use it.
8691 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8693 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
8695 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
8697 * config/mips/predicates.md (const_call_insn_operand): Invoke
8698 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
8700 2007-08-10 David Edelsohn <edelsohn@gnu.org>
8703 * config/rs6000/driver-rs6000.c: Include link.h.
8704 Use ElfW instead of wordsize-specif typedef.
8706 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8708 * system.h (CONST_CAST): New.
8709 * c-decl.c (c_make_fname_decl): Use it.
8710 * c-lex.c (cb_ident, lex_string): Likewise.
8711 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8712 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
8713 give_switch, set_multilib_dir): Likewise.
8714 * gengtype-parse.c (string_seq, typedef_name): Likewise.
8715 * passes.c (execute_one_pass): Likewise.
8716 * prefix.c (update_path): Likewise.
8717 * pretty-print.c (pp_base_destroy_prefix): Likewise.
8718 * tree.c (build_string): Likewise.
8720 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8722 * tree-flow-inline.h (is_exec_stmt): Remove.
8723 (is_label_stmt): Remove.
8724 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
8727 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
8729 * lower-subreg.c (resolve_shift_zext): Don't adjust
8730 src_reg_num for wordmode operands.
8732 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
8733 David Ung <davidu@mips.com>
8735 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
8736 (TARGET_SCHED_REORDER2): Define.
8737 (mips_maybe_swap_ready): New.
8738 (mips_last_74k_agen_insn): New.
8739 (mips_74k_agen_init): New.
8740 (mips_74k_agen_reorder): New function to group loads and stores
8742 (mips_sched_init): New.
8743 (mips_sched_reorder): Don't do initialization here. Call
8744 mips_74k_agen_reorder.
8745 (mips_variable_issue): Call mips_74k_agen_init.
8747 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
8749 * tree-flow-inline.h (get_filename): Remove.
8751 2007-08-10 Richard Sandiford <richard@codesourcery.com>
8753 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
8755 (mips_fetch_insns): Delete in favor of...
8756 (mips_load_store_insns): ...this new function.
8757 * config/mips/mips.c (mips_address_insns): Add a boolean argument
8758 to say whether multiword moves _might_ be split.
8759 (mips_fetch_insns): Delete in favor of...
8760 (mips_load_store_insns): ...this new function.
8761 (mips_rtx_costs): Update the call to mips_address_insns.
8762 (mips_address_cost): Likewise.
8763 * config/mips/mips.md (length): Use mips_load_store_insns instead
8764 of mips_fetch_insns.
8765 * config/mips/constraints.md (R): Use mips_address_insns rather
8766 than mips_fetch_insns. Assume that the move never needs to be split.
8768 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8770 * config/mips/mips.opt (mhard-float, msoft-float): Make these
8771 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
8772 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
8773 * config/mips/mips.h (mips16_hard_float): Delete.
8774 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
8775 definitions, and replace with....
8776 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
8777 * config/mips/mips.c (mips16_hard_float): Delete. Replace
8778 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
8779 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
8780 (override_options): Replace MASK_SOFT_FLOAT references with
8781 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
8782 and mips16_hard_float when TARGET_MIPS16.
8784 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8787 * c-typeck.c (build_binary_op): Check for non pointer types before
8788 calling int_fits_type_p.
8790 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8793 * fold-const.c (omit_one_operand): Return only the ommitted expression
8794 if the result is an empty statement.
8795 (pedantic_omit_one_operand): Likewise.
8797 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
8799 * c-typeck.c (readonly_error): Improve error for assignment.
8801 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
8803 (pp_c_expression): Ditto.
8805 2007-08-09 Simon Baldwin <simonb@google.com>
8807 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
8808 break that was preventing simplify_associative_operation() for xor.
8810 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
8811 Nigel Stephens <nigel@mips.com>
8813 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
8814 Document change in interpretation of value from boolean to
8816 * optabs.c (expand_ffs, expand_ctz): New functions to compute
8817 ffs and ctz using clz.
8818 (expand_unop): Call them.
8819 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
8821 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
8822 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
8823 enable the new ffs expansion on this target.
8825 2007-08-09 Jan Hubicka <jh@suse.cz>
8827 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
8828 (expand_ternary_op): Likewise.
8829 (expand_vec_shift_expr): Likewise.
8830 (expand_binop_directly): Likewise.
8831 (expand_binop): Likewise.
8832 (sign_expand_binop): Likewise.
8833 (expand_twoval_unop): Likewise.
8834 (expand_twoval_binop): Likewise.
8835 (expand_twoval_binop_libfunc): Likewise.
8836 (widen_clz): Likewise.
8837 (widen_bswap): Likewise.
8838 (expand_parity): Likewise.
8839 (expand_unop): Likewise.
8840 (expand_abs_nojump): Likewise.
8841 (expand_copysign): Likewise.
8842 (emit_no_conflict_block): Likewise.
8843 (emit_libcall_block): Likewise.
8844 (can_compare_p): Likewise.
8845 (prepare_cmp_insn): Likewise.
8846 (emit_cmp_and_jump_insn_1): Likewise.
8847 (prepare_float_lib_cmp): Likewise.
8848 (emit_conditional_add): Likewise.
8849 (gen_add2_insn): Likewise.
8850 (have_add2_insn): Likewise.
8851 (gen_sub2_insn): Likewise.
8852 (have_sub2_insn): Likewise.
8853 (can_extend_p): Likewise.
8854 (can_fix_p): Likewise.
8855 (can_float_p): Likewise.
8856 (expand_float): Likewise.
8857 (expand_fix): Likewise.
8858 (expand_sfix_optab): Likewise.
8859 (new_optab): Likewise.
8860 (new_convert_optab): Likewise.
8861 (init_libfuncs): Likewise.
8862 (init_interclass_conv_libfuncs): Likewise.
8863 (init_intraclass_conv_libfuncs): Likewise.
8864 (set_conv_libfunc): Likewise.
8865 (init_optabs): Likewise.
8866 (debug_optab_libfuncs): Likewise.
8867 (gen_cond_trap): Likewise.
8868 * optabs.h (optab_handler, convert_optab_hanlder): New.
8869 * genopinit.c: Update optabs generation table.
8870 * reload.c (find_reloads_address_1): Use optabs accestors.
8871 * builtins.c (expand_builtin_mathfn): Likewise.
8872 (expand_builtin_mathfn_2): Likewise.
8873 (expand_builtin_mathfn_3): Likewise.
8874 (expand_builtin_interclass_mathfn): Likewise.
8875 (expand_builtin_sincos): Likewise.
8876 (expand_builtin_cexpi): Likewise.
8877 (expand_builtin_powi): Likewise.
8878 (expand_builtin_strlen): Likewise.
8879 * dojump.c (do_jump): Likewise.
8880 * expr.c (convert_move): Likewise.
8881 (move_by_pieces): Likewise.
8882 (move_by_pieces_ninsns): Likewise.
8883 (can_store_by_pieces): Likewise.
8884 (store_by_pieces_1): Likewise.
8885 (emit_move_via_integer): Likewise.
8886 (emit_move_complex): Likewise.
8887 (emit_move_ccmode): Likewise.
8888 (emit_move_insn_1): Likewise.
8889 (emit_single_push_insn): Likewise.
8890 (store_constructor): Likewise.
8891 (expand_expr_real_1): Likewise.
8892 (do_store_flag): Likewise.
8893 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
8894 (enumerate_modes): Likewise.
8895 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8896 (supportable_widening_operation): Likewise.
8897 (supportable_narrowing_operation): Likewise.
8898 * expmed.c (store_bit_field_1): Likewise.
8899 (extract_bit_field_1): Likewise.
8900 (expand_mult_highpart_optab): Likewise.
8901 (expand_smod_pow2): Likewise.
8902 (expand_divmod): Likewise.
8903 (emit_store_flag): Likewise.
8904 * tree-vect-patterns.c
8905 (vect_pattern_recog_1): Likewise.
8906 * tree-ssa-loop-prefetch.c
8907 (nontemporal_store_p): Likewise.
8908 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
8909 (vect_create_epilog_for_reduction): Likewise.
8910 (vectorizable_reduction): Likewise.
8911 (vectorizable_operation): Likewise.
8912 (vect_strided_store_supported): Likewise.
8913 (vectorizable_store): Likewise.
8914 (vect_strided_load_supported): Likewise.
8915 (vectorizable_load): Likewise.
8916 * combine.c (simplify_comparison): Likewise.
8917 * tree-vect-generic.c
8918 (type_for_widest_vector_mode): Likewise.
8919 (expand_vector_operations_1): Likewise.
8920 * config/spu/spu.c (spu_expand_mov): Likewise.
8921 (spu_emit_vector_compare): Likewise.
8922 * config/rs6000/rs6000.c
8923 (rs6000_emit_vector_compare): Likewise.
8924 * stmt.c (add_case_node): Likewise.
8925 * reload1.c (gen_reload):
8927 2007-08-09 Michael Matz <matz@suse.de>
8929 * tree.h (fixed_zerop): Declare as taking a const_tree.
8930 * tree.c (fixed_zerop): Take a const_tree.
8932 2007-08-09 Ira Rosen <irar@il.ibm.com>
8934 * tree-vect-transform.c (vectorizable_store): Remove call to
8935 copy_virtual_operands() and call mark_symbols_for_renaming() for
8936 the created vector store.
8937 (vect_setup_realignment): Don't call copy_virtual_operands() and
8938 update_vuses_to_preheader().
8939 (vectorizable_load): Don't call copy_virtual_operands().
8940 (update_vuses_to_preheader): Remove.
8942 2007-08-08 Chao-ying Fu <fu@mips.com>
8944 * tree.def (FIXED_POINT_TYPE): New type.
8945 (FIXED_CST): New constant.
8946 (FIXED_CONVERT_EXPR): New expr.
8947 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
8948 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
8949 * tree.h (struct tree_base): Add saturating_flag.
8950 Remove one bit of spare for saturating_flag.
8951 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
8952 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
8953 FIXED_POINT_TYPE_P): Define.
8954 (TYPE_SATURATING): Define.
8955 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
8956 (struct tree_fixed_cst): New.
8957 (TYPE_IBIT, TYPE_FBIT): Define.
8958 (tree_node): Add fixed_cst.
8959 (enum tree_index): Add new enumeration values of
8960 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
8961 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
8962 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
8963 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
8964 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
8965 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
8966 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
8967 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
8968 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
8969 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
8970 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
8971 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
8972 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
8973 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
8974 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
8975 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
8976 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
8977 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
8978 (sat_short_fract_type_node, sat_fract_type_node,
8979 sat_long_fract_type_node, sat_long_long_fract_type_node,
8980 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
8981 sat_unsigned_long_fract_type_node,
8982 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
8983 fract_type_node, long_fract_type_node, long_long_fract_type_node,
8984 unsigned_short_fract_type_node, unsigned_fract_type_node,
8985 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
8986 sat_short_accum_type_node, sat_accum_type_node,
8987 sat_long_accum_type_node, sat_long_long_accum_type_node,
8988 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
8989 sat_unsigned_long_accum_type_node,
8990 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
8991 accum_type_node, long_accum_type_node, long_long_accum_type_node,
8992 unsigned_short_accum_type_node, unsigned_accum_type_node,
8993 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
8994 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
8995 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
8996 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
8997 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
8998 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
8999 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
9000 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
9001 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
9002 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
9003 sat_uda_type_node, sat_uta_type_node): New macro.
9004 (make_fract_type, make_accum_type): Declare.
9005 (make_signed_fract_type, make_unsigned_fract_type,
9006 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
9007 make_signed_accum_type, make_unsigned_accum_type,
9008 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
9009 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
9010 make_or_reuse_sat_signed_fract_type,
9011 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
9012 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
9013 make_or_reuse_sat_unsigned_accum_type): New macro.
9014 (fixed_zerop): Declare.
9015 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
9016 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9017 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9018 LONG_LONG_ACCUM_TYPE_SIZE): Define.
9019 * treestruct.def: Add TS_FIXED_CST.
9020 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
9022 (tree-dump.o): Likewise.
9023 (print-tree.o): Likewise.
9024 (tree-pretty-print.o): Likewise.
9025 (fold-const.o): Likewise.
9026 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
9027 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
9028 (is_gimple_min_invariant): Handle FIXED_CST.
9029 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
9030 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
9031 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9032 (layout_type): Handle FIXED_POINT_TYPE.
9033 (make_fract_type, make_accum_type): New functions.
9034 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
9035 * tree-dump.c (fixed-value.h): New include.
9036 (dump_fixed): New function.
9037 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
9038 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
9039 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
9040 * tree-pretty-print.c (fixed-value.h): New include.
9041 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
9043 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
9044 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
9045 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
9046 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
9047 for non-saturating fixed-point types.
9048 (reassociate_bb): Likewise.
9049 * emit-rtl.c (fixed-value.h): New include.
9050 (fconst0, fconst1): New array.
9051 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
9052 * tree-vect-generic.c expand_vector_operation): Support
9053 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
9055 (type_for_widest_vector_mode): Add one parameter for the
9057 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
9059 Pass the satp parameter to type_for_mode for fixed-point types.
9060 (expand_vector_operations_1): Pass the saturating flag to
9061 type_for_widest_vector_mode.
9062 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9063 and MODE_VECTOR_UACCUM.
9064 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
9065 (vectorizable_condition): Likewise.
9066 * tree.c (fixed-value.h): New include.
9067 (tree_code_size): Support FIXED_CST.
9068 (build_fixed): New function.
9069 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
9070 (fixed_zerop): New function.
9071 (tree_node_structure): Support FIXED_CST.
9072 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
9073 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
9074 (type_hash_eq): Handle FIXED_POINT_TYPE.
9075 (simple_cst_equal): Support FIXED_CST.
9076 (iterative_hash_expr): Handle FIXED_CST.
9077 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
9078 (get_narrower): Likewise.
9079 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
9080 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
9081 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
9082 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
9084 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
9085 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9086 (initializer_zerop): Support FIXED_CST.
9087 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
9088 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
9089 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
9090 (is_base_type): Handle FIXED_POINT_TYPE.
9091 (add_type_attribute): Handle FIXED_POINT_TYPE.
9092 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
9093 * print-tree.c (fixed-value.h): New include.
9094 (print_node_brief): Support FIXED_CST.
9095 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
9096 * c-pretty-print.c (fixed-value.h): New include.
9097 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
9098 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
9099 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
9100 Support fixed-point types for inner items in VECTOR_TYPE.
9101 (pp_c_direct_declarator): Likewise.
9102 (pp_c_declarator): Likewise.
9103 (pp_c_fixed_constant): New function.
9104 (pp_c_constant): Handle FIXED_CST.
9105 (pp_c_primary_expression): Likewise.
9106 (pp_c_expression): Likewise.
9107 * fold-const.c (fixed-value.h): New include.
9108 (negate_expr_p): Return true for FIXED_CST.
9109 (fold_negate_expr): Support FIXED_CST.
9110 (split_tree): Support FIXED_CST.
9111 (const_binop): Support FIXED_CST.
9112 (fold_convert_const_int_from_fixed): New function to convert from
9114 (fold_convert_const_real_from_fixed): New function to convert from
9116 (fold_convert_const_fixed_from_fixed): New function to convert from
9117 fixed to another fixed.
9118 (fold_convert_const_fixed_from_int): New function to convert from
9120 (fold_convert_const_fixed_from_real): New function to convert from
9122 (fold_convert_const): Support conversions from fixed to int, from
9123 fixed to real, from fixed to fixed, from int to fixed, and from real
9125 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
9126 (operand_equal_p): Support FIXED_CST.
9127 (make_range): For fixed-point modes, we need to pass the
9128 saturating flag as the 2nd parameter.
9129 (tree_swap_operands_p): Handle FIXED_CST.
9130 (fold_plusminus_mult_expr): For fract modes, we cannot generate
9132 (fold_unary): Support FIXED_CONVERT_EXPR.
9133 (fold_binary): Handle FIXED_CST.
9134 Make sure the type is not saturating, before associating operations.
9135 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
9136 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
9137 (fold_negate_const): Support FIXED_CST.
9138 (fold_relational_const): Support FIXED_CST.
9139 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
9140 (gimplify_expr): Handle FIXED_CST.
9141 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
9142 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
9143 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
9144 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
9145 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
9146 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
9147 LONG_LONG_ACCUM_TYPE_SIZE.
9148 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
9149 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
9150 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
9151 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
9152 MODE_ACCUM, and MODE_UACCUM.
9153 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
9154 fixed-point types to disable reduction.
9155 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
9157 2007-08-08 David Edelsohn <edelsohn@gnu.org>
9159 * config/rs6000/x-rs6000: New file.
9160 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
9161 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
9162 (EXTRA_SPEC_FUNCTIONS): Define.
9163 (HAVE_LOCAL_CPU_DETECT): Define.
9164 (CC1_CPU_SPEC): Define.
9165 * config/rs6000/driver-rs6000.c: New file.
9166 * config/rs6000/aix.h (CC1_SPEC): Define.
9167 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
9168 * config.host: Add x-rs6000 to host_xmake_file if host and target
9169 are rs6000 or powerpc.
9171 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
9173 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
9175 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9176 Sandra Loosemore <sandra@codesourcery.com>
9177 Chao-ying Fu <fu@mips.com>
9178 Nigel Stephens <nigel@mips.com>
9179 David Ung <davidu@mips.com>
9181 * doc/invoke.texi (-mcode-readable): Document.
9182 * config/mips/mips.opt (mcode-readable): New option.
9183 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
9184 * config/mips/mips.h (mips_code_readable_setting): New enum.
9185 (mips_code_readable): Declare.
9186 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
9187 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
9188 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
9189 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
9190 boiler-plate comments.
9191 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9192 * config/mips/mips.c (mips_code_readable): New variable.
9193 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
9194 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
9195 context and -mcode-readable setting to restrict the use of
9196 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
9197 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
9198 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
9199 (mips_blocks_for_constant_p): Only return false for
9200 TARGET_MIPS16_PCREL_LOADS.
9201 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
9202 for MIPS16. Handle SYMBOL_32_HIGH.
9203 (mips_const_insns): Allow HIGHs for MIPS16 too.
9204 (mips_unspec_address_offset): New function, split out from...
9205 (mips_unspec_address): ...here.
9206 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
9207 16-bit symbolic constants. Assert approropiate conditions for
9208 using the "la" and "dla" macros.
9209 (mips_handle_option): Handle -mcode-readable=.
9210 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
9211 Set up mips_lo_relocs[SYMBOL_32_HIGH].
9212 (mips_strip_unspec_address): New function, split out from...
9213 (print_operand_reloc): ...here.
9214 (print_operand): Pass constants through mips_strip_unspec_address.
9215 (print_operand_address): Likewise.
9216 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
9217 (mips_select_rtx_section): Remove MIPS16 handling.
9218 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
9219 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
9220 (mips16_lay_out_constants): Do nothing unless
9221 TARGET_MIPS16_PCREL_LOADS.
9222 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
9223 * config/mips/mips.md: Split HIGHs for MIPS16.
9224 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
9226 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9228 * config/mips/mips-protos.h (mips_emit_move): Declare.
9229 * config/mips/mips.c (mips_emit_move): New function.
9230 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
9231 (mips_legitimize_const_move): Likewise.
9232 (mips_legitimize_move): Likewise.
9233 (mips_split_64bit_move): Likewise.
9234 (mips_restore_gp): Likewise.
9235 (mips_load_call_address): Likewise.
9236 (mips_emit_fcc_reload): Likewise.
9237 (mips_set_return_address): Likewise.
9238 (mips_block_move_straight): Likewise.
9239 (mips_block_move_loop): Likewise.
9240 (mips_setup_incoming_varargs): Likewise.
9241 (mips_save_reg): Likewise.
9242 (mips_expand_prologue): Likewise.
9243 (mips_restore_reg): Likewise.
9244 (mips_expand_epilogue): Likewise.
9245 (mips_output_mi_thunk): Likewise.
9246 (build_mips16_call_stub): Likewise.
9247 (mips_builtin_branch_and_move): Likewise.
9248 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
9249 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
9250 (fixuns_truncdfdi2): Likewise.
9251 (fixuns_truncsfsi2): Likewise.
9252 (fixuns_truncsfdi2): Likewise.
9253 (loadgp_absolute): Likewise.
9254 (builtin_setjmp_setup): Likewise.
9255 (builtin_longjmp): Likewise.
9256 (untyped_call): Likewise.
9258 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9260 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
9261 an "rtx *" argument. Return a bool.
9262 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
9263 values and return true if they can be split. Take the same kind of
9264 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
9265 and store the lo_sum there if nonnull. Use the symbol type to
9266 determine whether a $gp or HIGH is needed.
9267 (mips_legitimize_address): Update call to mips_split_symbol and
9268 simplify accordingly.
9269 (mips_legitimize_const_move): Likewise.
9270 * config/mips/mips.md: In the combine define_split,
9271 check mips_split_symbol instead of splittable_symbolic_operand.
9272 Update use of mips_split_symbol in the generator code.
9273 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
9275 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9277 * config/mips/mips.c (mips_symbolic_address_p): Delete.
9278 (mips_symbol_insns_1): New function, split out from...
9279 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
9280 and stores separately from load addresses.
9281 (mips_classify_address): Replace uses of mips_symbolic_address_p
9282 with uses of mips_symbol_insns.
9283 (mips_address_insns): Update calls to mips_symbol_insns.
9284 (mips_const_insns): Likewise.
9285 (mips_legitimize_address): Likewise.
9287 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9289 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
9290 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
9291 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
9292 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
9293 non-call contexts if TARGET_MIPS16.
9294 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
9295 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
9296 code for SYMBOL_ABSOLUTE.
9297 (mips_symbol_insns): Likewise.
9299 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9301 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
9302 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
9303 (mips_symbolic_constant_p): Likewise. Update the call to
9304 mips_classify_symbol.
9305 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
9306 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
9307 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
9308 (print_operand_reloc): Add a context argument. Update the call to
9309 mips_symbolic_constant_p.
9310 (print_operand): Update the calls to print_operand_reloc.
9311 (print_operand_address): Use print_operand_reloc rather than
9313 (mips_rewrite_small_data_p): Add a context argument. Update the call
9314 to mips_symbolic_constant_p.
9315 (mips_small_data_pattern_1): Make DATA the containing mem.
9316 Update the call to mips_rewrite_small_data_p.
9317 (mips_rewrite_small_data_1): Likewise.
9318 (mips_use_anchors_for_symbol_p): Update the call to
9319 mips_symbolic_constant_p.
9320 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9321 (splittable_symbolic_operand): Likewise.
9322 (move_operand): Likewise.
9323 (absolute_symbolic_operand): Likewise.
9324 (got_disp_operand): Likewise.
9325 (got_page_ofst_operand): Likewise.
9327 2007-08-08 Richard Sandiford <richard@codesourcery.com>
9329 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
9330 (SYMBOL_ABSOLUTE): ...this.
9331 (SYMBOL_SMALL_DATA): Rename to...
9332 (SYMBOL_GP_RELATIVE): ...this.
9333 (SYMBOL_CONSTANT_POOL): Rename to...
9334 (SYMBOL_PC_RELATIVE): ...this.
9335 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
9336 (mips_symbolic_address_p, mips_symbol_insns, override_options)
9337 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
9338 after above changes.
9339 * config/mips/predicates.md (const_call_insn_operand): Likewise.
9340 (general_symbolic_operand): Rename to...
9341 (absolute_symbolic_operand): ...this.
9342 * config/mips/mips.md: Update after above changes.
9344 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
9345 Revital Eres <eres@il.ibm.com>
9347 * ddg.c (print_ddg): Add dump information.
9348 * modulo-sched.c (print_node_sched_params): Add parameter and
9350 (calculate_maxii): Remove function.
9351 (undo_generate_reg_moves): Likewise.
9352 (undo_permute_partial_schedule): Likewise.
9353 (kernel_number_of_cycles): Likewise.
9354 (MAXII_FACTOR): New definition to calculate the upper bound of II.
9355 (sms_schedule): Use it. Remove profitability checks.
9356 (sms_schedule_by_order): Fix order of nodes within the cycle.
9358 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9360 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
9361 -profile option, add pie support.
9362 (ENDFILE_SPEC): New spec.
9363 * config/gnu.h (LIB_SPEC): Add -profile option.
9365 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
9367 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
9368 * config/gnu.h (LIB_SPEC): Likewise.
9370 2007-08-07 Yaz Saito <saito@google.com>
9371 Ian Lance Taylor <iant@google.com>
9373 * common.opt (finstrument-functions-exclude-function-list): New
9375 (finstrument-functions-exclude-file-list): New option.
9376 * opts.c (char_p): Define and DEF_VEC.
9377 (flag_instrument_functions_exclude_functions): New static
9379 (flag_instrument_functions_exclude_files): New static variable.
9380 (add_instrument_functions_exclude_list): New static function.
9381 (flag_instrument_functions_exclude_p): New function.
9382 (common_handle_option): Handle new options.
9383 * flags.h (flag_instrument_functions_exclude_p): Declare.
9384 * gimplify.c (gimplify_function_tree): Call
9385 flag_instrument_functions_exclude_p.
9386 * doc/invoke.texi (Option Summary): Mention new options.
9387 (Code Gen Options): Document new options.
9389 2007-08-07 Ian Lance Taylor <iant@google.com>
9391 PR rtl-optimization/32776
9392 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
9393 (resolve_use): Likewise.
9394 (decompose_multiword_subregs): Remove "changed" local variable.
9396 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
9398 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
9399 * configure: Regenerate.
9400 * config.in: Regenerate.
9401 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
9404 2007-08-07 Ian Lance Taylor <iant@google.com>
9406 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
9407 note, just delete the insn.
9409 2007-08-07 Andreas Schwab <schwab@suse.de>
9412 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
9415 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
9417 * lower-subreg.c (resolve_subreg_use): Remove assertion.
9418 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
9419 (decompose_multiword_subregs): Use the functions above to decompose
9420 multiword shifts and zero-extends.
9422 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
9424 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
9425 "assemble" descriptions which were swapped.
9427 2007-08-06 Chao-ying Fu <fu@mips.com>
9429 * fixed-value.h: New file.
9430 * fixed-value.c: New file.
9431 * Makefile.in (OBJS-common): Add fixed-value.o.
9432 (fixed-value.o): New rule.
9433 (GTFILES): Add fixed-value.h.
9434 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
9435 to compare a.low and b.low.
9436 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
9438 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9439 Daniel Jacobowitz <dan@codesourcery.com>
9442 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
9444 (x86_64-*-netbsd*): Likewise.
9445 (x86_64-*-linux*): Likewise.
9446 (x86_64-*-kfreebsd*-gnu): Likewise.
9447 (x86_64-*-knetbsd*-gnu): Likewise.
9448 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
9450 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
9452 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
9453 Add -fno-asynchronous-unwind-tables.
9455 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
9456 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
9457 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
9458 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
9459 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
9461 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9463 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
9464 (TARGET_C_MODE_FOR_SUFFIX): New.
9466 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9468 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
9470 2007-08-06 Steve Ellcey <sje@cup.hp.com>
9472 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
9474 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
9476 * config/i386/i386.md: Check TARGET_ macros and optimize_size
9477 before checking function returns in conditional expressions.
9479 2007-08-06 Alfred Minarik <a.minarik@aon.at>
9482 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
9484 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9487 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
9488 for INTEGRAL_TYPE_P.
9490 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
9492 * configure.ac: Remove --enable-checking=df from default settings.
9493 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
9494 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
9495 if the parameter is true.
9496 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
9497 DF_VERIFY_SCHEDULED flag is true.
9498 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
9499 (df_finish_pass): Adjust prototype.
9500 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
9503 * see.c (pass_see): Add TODO_df_verify.
9504 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
9505 * global.c (rest_of_handle_global_alloc): Schedule verification
9507 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
9509 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
9510 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
9511 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
9513 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
9514 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
9515 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
9517 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
9518 Revital Eres <eres@il.ibm.com>
9520 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
9522 * ddg.c (create_ddg_dependence): Rename to...
9523 (create_ddg_dep_from_intra_loop_link): This. Do not check
9524 for interloop edges. Do not create anti dependence edge when
9525 a true dependence edge exists in the opposite direction and
9526 -fmodulo-sched-allow-regmoves is set.
9527 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
9528 (add_cross_iteration_register_deps): Create anti dependence edge
9529 when -fno-modulo-sched-allow-regmoves is set.
9530 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
9532 2007-08-04 Richard Sandiford <richard@codesourcery.com>
9534 * config/arm/arm.md (movsi): Add braces.
9536 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
9539 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
9540 operands for the folding of "A - (A & B)" into "~B & A"; cast them
9543 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
9545 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
9546 state accessor functions.
9547 * cfgloopmanip.c (remove_path, create_preheaders,
9548 force_single_succ_latches, fix_loop_structure): Ditto.
9549 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
9550 tree_duplicate_loop_to_header_edge): Ditto.
9551 * cfgloopanal.c (mark_irreducible_loops): Ditto.
9552 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
9554 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
9555 cleanup_tree_cfg): Ditto.
9556 * tree-cfg.c (tree_merge_blocks): Ditto.
9557 * cfgloop.c (rescan_loop_exit, record_loop_exits,
9558 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
9559 loop_preheader_edge, single_exit): Ditto.
9560 (flow_loops_find): Do not clear loops->state.
9561 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
9562 loops_state_clear): New functions.
9564 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9567 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9568 when adding to the base and convert ELT to sizetype instead of type.
9570 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9573 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
9574 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
9576 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9579 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
9580 correct type the negate expression.
9582 2007-08-03 Jan Hubicka <jh@suse.cz>
9584 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
9587 2007-08-03 David Edelsohn <edelsohn@gnu.org>
9589 * config/rs6000/rs6000.c (struct processor_cost): Change
9590 l1_cache_lines to l1_cache_size. Add l2_cache_size.
9591 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
9593 (rios1_costs, rios2_cost): Correct cache line size.
9594 (rs6000_override_options): Set l2-cache-size parameter.
9596 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9597 Diego Novillo <dnovillo@google.com>
9600 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
9601 if the range includes 0.
9603 2007-08-03 Ben Elliston <bje@au.ibm.com>
9605 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
9606 mode to unspec expressions to silence a warning from the generator
9609 2007-08-02 Steve Ellcey <sje@cup.hp.com>
9611 * config/ia64/constraints.md ("U"): Make constraint vector only.
9613 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9616 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
9617 always_inline attribute on the function decl.
9619 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
9622 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
9623 if we are compiling with -fPIC.
9625 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
9626 Nigel Stephens <nigel@mips.com>
9628 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
9629 Define for MIPS32 and MIPS64.
9631 2007-08-02 Nick Clifton <nickc@redhat.com>
9633 * config/host-hpux.c: Change copyright header to refer to version
9634 3 of the GNU General Public License and to point readers at the
9635 COPYING3 file and the FSF's license web page.
9636 * config/alpha/predicates.md, config/alpha/vms-ld.c,
9637 config/alpha/linux.h, config/alpha/alpha.opt,
9638 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
9639 config/alpha/vms-unwind.h, config/alpha/ev4.md,
9640 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
9641 config/alpha/alpha.h, config/alpha/sync.md,
9642 config/alpha/openbsd.h, config/alpha/alpha.md,
9643 config/alpha/alpha-modes.def, config/alpha/ev5.md,
9644 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
9645 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
9646 config/alpha/constraints.md, config/alpha/osf.h,
9647 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
9648 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
9649 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
9650 config/frv/frv-asm.h, config/frv/frv-protos.h,
9651 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
9652 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
9653 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
9654 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
9655 config/s390/s390.opt, config/s390/s390-modes.def,
9656 config/s390/fixdfdi.h, config/s390/constraints.md,
9657 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
9658 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
9659 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
9660 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
9661 config/m32c/prologue.md, config/m32c/m32c.abi,
9662 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
9663 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
9664 config/m32c/t-m32c, config/m32c/m32c-modes.def,
9665 config/m32c/jump.md, config/m32c/shift.md,
9666 config/m32c/m32c-protos.h, config/libgloss.h,
9667 config/spu/spu-protos.h, config/spu/predicates.md,
9668 config/spu/spu-builtins.h, config/spu/spu.c,
9669 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
9670 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
9671 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
9672 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
9673 config/sparc/hypersparc.md, config/sparc/predicates.md,
9674 config/sparc/linux.h, config/sparc/sp64-elf.h,
9675 config/sparc/supersparc.md, config/sparc/cypress.md,
9676 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
9677 config/sparc/niagara.md, config/sparc/sparc.md,
9678 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
9679 config/sparc/sparc.opt, config/sparc/sync.md,
9680 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
9681 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
9682 config/sparc/sparc.c, config/sparc/little-endian.opt,
9683 config/sparc/sysv4-only.h, config/sparc/sparc.h,
9684 config/sparc/linux64.h, config/sparc/freebsd.h,
9685 config/sparc/sol2.h, config/sparc/rtemself.h,
9686 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
9687 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
9688 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
9689 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
9690 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
9691 config/m32r/linux.h, config/m32r/constraints.md,
9692 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
9693 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
9694 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
9695 config/i386/i386.md, config/i386/netware-crt0.c,
9696 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
9697 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
9698 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
9699 config/i386/sol2.h, config/i386/constraints.md,
9700 config/i386/netware-libgcc.c, config/i386/sysv5.h,
9701 config/i386/predicates.md, config/i386/geode.md,
9702 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
9703 config/i386/freebsd64.h, config/i386/vxworksae.h,
9704 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
9705 config/i386/rtemself.h, config/i386/netbsd-elf.h,
9706 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
9707 config/i386/netware.h, config/i386/i386-modes.def,
9708 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
9709 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
9710 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
9711 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
9712 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
9713 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
9714 config/i386/xm-mingw32.h, config/i386/linux64.h,
9715 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
9716 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
9717 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
9718 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
9719 config/i386/cygwin2.c, config/i386/i386-protos.h,
9720 config/i386/sync.md, config/i386/openbsd.h,
9721 config/i386/host-mingw32.c, config/i386/i386-aout.h,
9722 config/i386/nto.h, config/i386/biarch64.h,
9723 config/i386/i386-coff.h, config/i386/freebsd.h,
9724 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
9725 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
9726 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
9727 config/darwin-protos.h, config/linux.opt, config/sol2.c,
9728 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
9729 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
9730 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
9731 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
9732 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
9733 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
9734 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
9735 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
9736 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
9737 config/sh/superh64.h, config/sh/rtemself.h,
9738 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
9739 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
9740 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
9741 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
9742 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
9743 config/avr/predicates.md, config/avr/constraints.md,
9744 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
9745 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
9746 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
9747 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
9748 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
9749 config/c4x/c4x-modes.def, config/c4x/rtems.h,
9750 config/c4x/predicates.md, config/c4x/c4x.h,
9751 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
9752 config/xtensa/predicates.md, config/xtensa/xtensa.c,
9753 config/xtensa/linux.h, config/xtensa/xtensa.h,
9754 config/xtensa/elf.h, config/xtensa/xtensa.md,
9755 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
9756 config/xtensa/xtensa-protos.h, config/dbx.h,
9757 config/stormy16/predicates.md, config/stormy16/stormy16.md,
9758 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
9759 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
9760 config/host-solaris.c, config/fr30/fr30.h,
9761 config/fr30/predicates.md, config/fr30/fr30-protos.h,
9762 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
9763 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
9764 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
9765 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
9766 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
9767 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
9768 config/host-linux.c, config/interix3.h, config/cris/cris.c,
9769 config/cris/predicates.md, config/cris/linux.h,
9770 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
9771 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
9772 config/cris/aout.opt, config/cris/cris-protos.h,
9773 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
9774 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9775 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
9776 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
9777 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
9778 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
9779 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
9780 config/chorus.h, config/mn10300/mn10300.c,
9781 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
9782 config/mn10300/mn10300.h, config/mn10300/linux.h,
9783 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
9784 config/mn10300/mn10300.md, config/ia64/predicates.md,
9785 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
9786 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
9787 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
9788 config/ia64/freebsd.h, config/ia64/ia64.md,
9789 config/ia64/ia64-modes.def, config/ia64/constraints.md,
9790 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
9791 config/gofast.h, config/rtems.h, config/sol2-10.h,
9792 config/m68k/predicates.md, config/m68k/m68k.md,
9793 config/m68k/linux.h, config/m68k/m68k-modes.def,
9794 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
9795 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
9796 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
9797 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
9798 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
9799 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
9800 config/m68k/constraints.md, config/m68k/rtemself.h,
9801 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
9802 config/m68k/uclinux.h, config/rs6000/power4.md,
9803 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
9804 config/rs6000/linux.h, config/rs6000/eabi.h,
9805 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
9806 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
9807 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
9808 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
9809 config/rs6000/windiss.h, config/rs6000/603.md,
9810 config/rs6000/aix41.h, config/rs6000/cell.md,
9811 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
9812 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
9813 config/rs6000/darwin.md, config/rs6000/darwin64.h,
9814 config/rs6000/default64.h, config/rs6000/7xx.md,
9815 config/rs6000/darwin.opt, config/rs6000/spe.md,
9816 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
9817 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
9818 config/rs6000/7450.md, config/rs6000/linux64.h,
9819 config/rs6000/constraints.md, config/rs6000/440.md,
9820 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
9821 config/rs6000/rs6000.c, config/rs6000/aix52.h,
9822 config/rs6000/rs6000.h, config/rs6000/power6.md,
9823 config/rs6000/predicates.md, config/rs6000/altivec.md,
9824 config/rs6000/aix64.opt, config/rs6000/rios1.md,
9825 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
9826 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
9827 config/rs6000/darwin7.h, config/rs6000/dfp.md,
9828 config/rs6000/linux64.opt, config/rs6000/sync.md,
9829 config/rs6000/vxworksae.h, config/rs6000/power5.md,
9830 config/rs6000/lynx.h, config/rs6000/biarch64.h,
9831 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
9832 config/rs6000/eabispe.h, config/rs6000/e500.h,
9833 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
9834 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
9835 config/rs6000/aix.h, config/rs6000/vxworks.h,
9836 config/rs6000/40x.md, config/rs6000/aix51.h,
9837 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
9838 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
9839 config/arc/arc.h, config/mcore/mcore-elf.h,
9840 config/mcore/mcore-protos.h, config/mcore/predicates.md,
9841 config/mcore/mcore.md, config/mcore/mcore.c,
9842 config/mcore/mcore.opt, config/mcore/mcore.h,
9843 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
9844 config/score/predicates.md, config/score/score-version.h,
9845 config/score/score-protos.h, config/score/misc.md,
9846 config/score/elf.h, config/score/score.c, config/score/mac.md,
9847 config/score/score7.md, config/score/score.h,
9848 config/score/score-conv.h, config/score/score-mdaux.c,
9849 config/score/score.md, config/score/score.opt,
9850 config/score/score-modes.def, config/score/score-mdaux.h,
9851 config/score/mul-div.S, config/arm/uclinux-elf.h,
9852 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
9853 config/arm/symbian.h, config/arm/linux-elf.h,
9854 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
9855 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
9856 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
9857 config/arm/strongarm-pe.h, config/arm/arm.h,
9858 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
9859 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
9860 config/arm/arm-modes.def, config/arm/linux-eabi.h,
9861 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
9862 config/arm/arm-cores.def, config/arm/arm-protos.h,
9863 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
9864 config/arm/wince-pe.h, config/arm/neon.md,
9865 config/arm/constraints.md, config/arm/neon.ml,
9866 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
9867 config/arm/arm.opt, config/arm/arm926ejs.md,
9868 config/arm/predicates.md, config/arm/iwmmxt.md,
9869 config/arm/arm_neon.h, config/arm/unknown-elf.h,
9870 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
9871 config/arm/neon-testgen.ml, config/arm/arm.md,
9872 config/arm/xscale-coff.h, config/arm/pe.c,
9873 config/arm/arm-generic.md, config/arm/pe.h,
9874 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
9875 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
9876 config/arm/strongarm-elf.h, config/arm/cirrus.md,
9877 config/arm/netbsd-elf.h, config/arm/vxworks.h,
9878 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
9879 config/pa/predicates.md, config/pa/pa64-hpux.h,
9880 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
9881 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
9882 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
9883 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
9884 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
9885 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
9886 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
9887 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
9888 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
9889 config/pa/pa64-regs.h, config/pa/pa-modes.def,
9890 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
9891 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
9892 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
9893 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
9894 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
9895 config/mips/linux64.h, config/mips/elforion.h,
9896 config/mips/constraints.md, config/mips/generic.md,
9897 config/mips/predicates.md, config/mips/4300.md,
9898 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
9899 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
9900 config/mips/5k.md, config/mips/vr4120-div.S,
9901 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
9902 config/mips/mips-protos.h, config/mips/6000.md,
9903 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
9904 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
9905 config/mips/mips-modes.def, config/mips/vr.h,
9906 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
9907 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
9908 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
9909 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
9910 config/vax/openbsd1.h, config/vax/netbsd.h,
9911 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
9912 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
9913 config/h8300/rtems.h, config/h8300/predicates.md,
9914 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
9915 config/h8300/h8300.md, config/h8300/h8300.opt,
9916 config/h8300/coff.h, config/h8300/h8300-protos.h,
9917 config/v850/v850.md, config/v850/predicates.md,
9918 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
9919 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
9920 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
9921 config/mmix/mmix.h, config/mmix/predicates.md,
9922 config/mmix/mmix-protos.h, config/mmix/mmix.md,
9923 config/mmix/mmix.c, config/mmix/mmix.opt,
9924 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
9925 config/bfin/rtems.h, config/bfin/bfin-modes.def,
9926 config/bfin/predicates.md, config/bfin/bfin-protos.h,
9927 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
9930 2007-08-02 Richard Sandiford <richard@codesourcery.com>
9932 * emit-rtl.c (reset_used_decls): Rename to...
9933 (set_used_decls): ...this. Set the used flag rather than clearing it.
9934 (unshare_all_rtl_again): Update accordingly. Set flags on argument
9935 DECL_RTLs rather than resetting them.
9937 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
9939 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
9941 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9943 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
9944 argument to find_reloads_address.
9946 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
9948 PR tree-optimization/32919
9949 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
9950 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
9951 (coalesce_ssa_name): Call it.
9953 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
9954 David Ung <davidu@mips.com>
9956 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
9957 (__mips16_unorddf2, __mips16_floatunsidf): New.
9958 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
9960 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
9962 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9964 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
9965 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
9966 * tree.h (OMP_SECTIONS_CONTROL): New macro.
9967 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
9968 * omp-low.c (get_ws_args_for, determine_parallel_type,
9969 expand_omp_for_generic, expand_omp_for_static_nochunk,
9970 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
9971 Work with more precise CFG.
9972 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
9973 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
9975 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
9976 * gimple-low.c (lower_stmt): Ditto.
9977 * tree-inline.c (estimate_num_insns_1): Ditto.
9978 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
9979 (OMP_SECTIONS_SWITCH): New.
9980 * tree-cfgcleanup.c (cleanup_omp_return): New.
9981 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
9982 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
9983 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
9984 (tree_redirect_edge_and_branch): Handle omp constructs.
9986 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
9987 with three arguments.
9989 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9991 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
9994 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
9996 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
9997 the loop structures may need fixing.
9998 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
10000 (cleanup_tree_cfg_loop): Removed.
10001 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
10002 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
10003 instead of running cleanup_tree_cfg_loop.
10004 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
10005 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
10006 (tree_predictive_commoning): Declaration changed.
10007 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
10009 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
10011 * doc/invoke.texi (l1-cache-size): Update documentation.
10012 (l2-cache-size): Document.
10013 * params.h (L2_CACHE_SIZE): New macro.
10014 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
10015 that L1_CACHE_SIZE is in kB now.
10016 (L2_CACHE_SIZE_BYTES): New macro.
10017 (tree_ssa_prefetch_arrays): Show size in kB.
10018 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
10019 and l2_cache_size fields.
10020 * config/i386/driver-i386.c (describe_cache): Detect cache size
10022 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
10023 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
10024 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
10025 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
10026 (override_options): Set l1-cache-size and l2-cache-size to default
10027 values if not specified otherwise.
10028 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
10029 (PARAM_L2_CACHE_SIZE): New.
10031 2007-08-01 Nigel Stephens <nigel@mips.com>
10032 David Ung <davidu@mips.com>
10033 Thiemo Seufer <ths@mips.com>
10034 Chris Dearman <chris@mips.com>
10035 Richard Sandiford <richard@codesourcery.com>
10037 * config.gcc (mips*-sde-elf*): New stanza.
10038 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
10039 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
10040 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
10041 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
10042 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
10043 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
10045 * config/mips/sde.h: New file.
10046 * config/mips/t-libgcc-mips16: Likewise.
10047 * config/mips/t-sde: Likewise.
10048 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
10049 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
10050 _MIPS_FPSET and _MIPS_SZINT.
10051 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
10052 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
10053 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
10054 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
10055 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10056 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
10057 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
10058 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
10059 _MIPS_SZPTR and _MIPS_FPSET.
10060 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
10061 architecture is specified.
10062 (MIPS_32BIT_OPTION_SPEC): New macro.
10064 2007-07-31 Dan Hipschman <dsh@google.com>
10066 * gcc.c (end_going_arg): New function.
10067 (do_spec_2): Use it.
10068 (do_spec_1): Use it.
10070 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
10072 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
10073 only if ENABLE_CHECKING is defined.
10075 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
10077 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
10078 df_ru_add_problem, df_ru_get_bb_info): Removed.
10079 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
10080 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
10081 df_ru_free_bb_info, df_ru_alloc,
10082 df_ru_bb_local_compute_process_def,
10083 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
10084 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
10085 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
10086 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
10087 df_ru_add_problem): Removed.
10089 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10092 * pa.md (casesi32): Use match_scratch. Revise insn condition.
10093 (casesi32p, casesi64p): Likewise.
10094 (casesi): Adjust for above.
10096 2007-07-31 Richard Sandiford <richard@codesourcery.com>
10098 * mode-switching.c (create_pre_exit): Don't search past calls.
10100 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
10102 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
10104 2007-07-31 Revital Eres <eres@il.ibm.com>
10106 * ddg.c (add_deps_for_def): Rename to...
10107 (add_cross_iteration_register_deps): This. Change implementation
10108 to use only reaching def and def-use chains to construct the
10109 inter loop dependencies.
10110 (add_deps_for_use): Remove function.
10111 (build_inter_loop_deps): Call add_cross_iteration_register_deps
10112 function to build the inter loop dependencies.
10113 * modulo-sched.c (sms_schedule): Build only
10114 reaching def and def-use chains for the propose of the ddg
10117 2007-07-31 Julian Brown <julian@codesourcery.com>
10119 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
10120 New define_insns. Use correct RTL.
10121 (vec_set<mode>): Write as expander.
10123 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
10125 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
10126 to an unallocated space.
10128 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
10131 (split_constant_offset): Enable split_constant_offset to extract
10132 constants from other statements.
10133 * tree-vect-transform.c
10134 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
10135 to a temp var. Force base_offset to be simple.
10137 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
10139 * df-scan.c (df_scan_verify): Remove artificial limit on
10140 the number of blocks for verification.
10141 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
10142 df_simulate_defs): Avoid unnecessary insn checking for defs.
10144 2007-07-29 Mark Mitchell <mark@codesourcery.com>
10146 * config/m68k/lb1sf68.asm (FUNC): New macro.
10147 (__mulsi3): Use it.
10148 (__udivsi3): Likewise.
10149 (__divsi3): Likewise.
10150 (__umodsi3): Likewise.
10151 (__modsi3): Likewise.
10152 (__subdf3): Likewise.
10153 (__adddf3): Likewise.
10154 (__muldf3): Likewise.
10155 (__divdf3): Likewise.
10156 (__negdf2): Likewise.
10157 (__cmpdf2): Likewise.
10158 (__subsf3): Likewise.
10159 (__addsf3): Likewise.
10160 (__mulsf3): Likewise.
10161 (__divsf3): Likewise.
10162 (__negsf2): Likewise.
10163 (__cmpsf2): Likewise.
10164 (__eqdf2): Likewise.
10165 (__nedf2): Likewise.
10166 (__gtdf2): Likewise.
10167 (__gedf2): Likewise.
10168 (__ltdf2): Likewise.
10169 (__ledf2): Likewise.
10170 (__eqsf2): Likewise.
10171 (__nesf2): Likewise.
10172 (__gtsf2): Likewise.
10173 (__gesf2): Likewise.
10174 (__ltsf2): Likewise.
10175 (__lesf2): Likewise.
10177 2007-07-30 Ollie Wild <aaw@google.com>
10179 * c-ppoutput.c (print_lines_directives_only): New function.
10180 (scan_translation_unit_directives_only): New function.
10181 (preprocess_file): Add call to scan_translation_unit_directives_only.
10182 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
10183 (sanitize_cpp_opts): Add default flag_dump_macros setting for
10184 -fdirectives-only. Add errors for -fdirectives-only conflict with
10185 -Wunused-macros and -traditional.
10186 (finish_options): Add builtin macro initialization for
10187 -fdirectives-only + -fpreprocessed.
10188 * c.opt (fdirectives-only): New.
10189 * doc/cppopts.texi (fdirectives-only): New.
10191 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10193 * alias.c (record_set, memory_modified_1): Constify.
10194 * bt-load.c (note_btr_set): Likewise.
10195 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
10196 * combine.c (set_nonzero_bits_and_sign_copies,
10197 expand_field_assignment, record_dead_and_set_regs_1,
10198 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
10199 likely_spilled_retval_1): Likewise.
10200 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
10201 frv_io_handle_set): Likewise.
10202 * config/mips/mips.c (mips_sim_record_set,
10203 vr4130_true_reg_dependence_p_1): Likewise.
10204 * config/mt/mt.c (insn_dependent_p_1): Likewise.
10205 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
10206 * config/sh/sh.c (flow_dependent_p_1): Likewise.
10207 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
10208 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
10209 * ddg.c (mark_mem_store): Likewise.
10210 * df-problems.c (df_urec_mark_reg_change): Likewise.
10211 * function.c (update_epilogue_consts): Likewise.
10212 * gcse.c (record_set_info, record_last_set_info,
10213 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
10214 reg_clear_last_set): Likewise.
10215 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
10217 * jump.c (reversed_comparison_code_parts): Likewise.
10218 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
10219 reg_is_set): Likewise.
10220 * loop-iv.c (mark_altered): Likewise.
10221 * mode-switching.c (reg_becomes_live): Likewise.
10222 * optabs.c (no_conflict_move_test): Likewise.
10223 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
10225 * postreload.c (reload_combine_note_store, move2add_note_store):
10227 * regmove.c (flags_set_1): Likewise.
10228 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
10230 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
10232 * resource.c (update_live_status): Likewise.
10233 * rtl.h (set_of, note_stores): Likewise.
10234 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
10235 note_stores, parms_set): Likewise.
10236 * sched-rgn.c (sets_likely_spilled_1): Likewise.
10237 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
10239 * var-tracking.c (count_stores, add_stores): Likewise.
10241 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10243 * alias.c (mems_in_disjoint_alias_sets_p,
10244 fixed_scalar_and_varying_struct_p, aliases_everything_p,
10245 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
10246 write_dependence_p, mems_in_disjoint_alias_sets_p,
10247 read_dependence, true_dependence, canon_true_dependence,
10248 anti_dependence, output_dependence): Constify.
10249 * combine.c (extended_count): Likewise.
10250 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
10251 * cselib.c (get_value_hash, references_value_p,
10252 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
10253 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
10254 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
10255 * function.c (contains, prologue_epilogue_contains,
10256 sibcall_epilogue_contains): Likewise.
10257 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
10258 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
10259 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
10260 reg_or_subregno): Likewise.
10261 * recog.c (asm_noperands): Likewise.
10262 * reload1.c (function_invariant_p): Likewise.
10263 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
10264 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
10265 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
10266 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
10267 true_regnum, reg_or_subregno, condjump_in_parallel_p,
10268 extended_count, prologue_epilogue_contains,
10269 sibcall_epilogue_contains, function_invariant_p, true_dependence,
10270 canon_true_dependence, read_dependence, anti_dependence,
10271 output_dependence): Likewise.
10272 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
10274 2007-07-30 Julian Brown <julian@codesourcery.com>
10276 * config/arm/neon.md (V_ext): New mode attribute.
10277 (neon_vget_lane<mode>): Replace with define_expand.
10278 (neon_vget_lane<mode>_sext_internal)
10279 (neon_vget_lane<mode>_zext_internal): New define_insns for double
10280 and quad precision vectors.
10281 (neon_vget_lanedi): Add bounds check. Remove dead comment.
10282 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
10283 have typeless 32-bit result.
10285 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
10288 * tree-affine.h (aff_tree): The type of rest is sizetype for types
10290 * tree-affine.c (aff_combination_scale): If type is a pointer type,
10291 use sizetype for rest.
10292 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
10293 (aff_combination_convert): Don't convert rest for pointer types.
10295 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10297 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
10299 * tree-ssa-alias.c: Add alloc-pool.h.
10300 (init_alias_info): Free alias_bitmap_obstack.
10301 (delete_alias_info): Call delete_mem_ref_stats.
10302 (get_mem_sym_stats_for): Use alloc_pool.
10303 (init_mem_ref_stats): Do not delete mem_ref_stats here.
10304 (delete_mem_sym_stats): Removed.
10306 2007-07-29 Sebastian Pop <sebpop@gmail.com>
10308 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
10309 functions cannot be represented as classical distance vectors.
10311 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10313 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
10314 * builtins.c (validate_arg, builtin_mathfn_code,
10315 validate_arglist): Likewise.
10316 * calls.c (call_expr_flags): Likewise.
10317 * combine.c (reg_nonzero_bits_for_combine,
10318 reg_num_sign_bit_copies_for_combine, get_last_value,
10319 reg_truncated_to_mode): Likewise.
10320 * emit-rtl.c (subreg_lowpart_p): Likewise.
10321 * expr.c (highest_pow2_factor_for_target,
10322 categorize_ctor_elements_1, categorize_ctor_elements,
10323 count_type_elements, contains_packed_reference,
10324 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
10325 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
10326 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
10327 native_encode_int, native_encode_real, native_encode_complex,
10328 native_encode_vector, native_encode_expr, native_interpret_int,
10329 native_interpret_real, native_interpret_complex,
10330 native_interpret_vector, native_interpret_expr): Likewise.
10331 * function.c (use_register_for_decl): Likewise.
10332 * gimplify.c (get_name): Likewise.
10333 * langhooks-def.h (lhd_return_null_const_tree): New.
10334 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
10335 * langhooks.c (lhd_return_null_const_tree): New.
10336 * langhooks.h (lang_get_callee_fndecl): Constify.
10337 * output.h (constructor_static_from_elts_p): Likewise.
10338 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
10339 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
10340 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
10341 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
10342 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
10343 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
10344 * rtlhooks-def.h (reg_nonzero_bits_general,
10345 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
10347 * rtlhooks.c (reg_num_sign_bit_copies_general,
10348 reg_nonzero_bits_general, reg_truncated_to_mode_general):
10350 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
10351 * stor-layout.c (mode_for_size_tree): Likewise.
10352 * tree-ssa-loop-im.c (memref_eq): Likewise.
10353 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
10354 * tree.c (contains_placeholder_p, type_list_equal,
10355 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
10357 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
10358 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
10359 contains_placeholder_p, contains_packed_reference,
10360 get_callee_fndecl, operand_equal_for_phi_arg_p,
10361 warn_if_unused_value, is_body_block, native_encode_expr,
10362 native_interpret_expr, fold_convertible_p, operand_equal_p,
10363 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
10364 validate_arglist, simple_cst_equal, type_list_equal,
10365 use_register_for_decl, call_expr_flags, get_name,
10366 highest_pow2_factor): Likewise.
10367 (const_call_expr_arg_iterator_d,
10368 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
10369 first_const_call_expr_arg, more_const_call_expr_args_p,
10370 FOR_EACH_CONST_CALL_EXPR_ARG): New.
10371 * varasm.c (constructor_static_from_elts_p): Constify.
10373 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
10375 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
10376 config/arm/neon-schedgen.ml, config/arm/neon.ml,
10377 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
10378 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
10379 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
10380 tree-vect-transform.c, tree.def: Fix comment typos. Follow
10381 spelling conventions.
10382 * doc/invoke.texi: Follow spelling conventions.
10384 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
10385 Revital Eres <eres@il.ibm.com>
10387 * modulo-sched.c (sms_schedule): Avoid loops which includes
10388 auto-increment instructions.
10390 2007-07-28 Richard Guenther <rguenther@suse.de>
10392 PR middle-end/32920
10393 * fold-const.c (fold_cond_expr_with_comparison): Convert
10394 operand zero of MIN/MAX_EXPR to correct type.
10396 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10398 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
10399 flags_from_decl_or_type): Constify.
10400 * gcc.c (do_spec_1): Likewise.
10401 * print-tree.c (dump_addr, print_node_brief): Likewise.
10402 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
10403 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
10404 tree_purge_all_dead_eh_edges): Likewise.
10405 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
10406 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
10408 * tree.c (expr_location, expr_has_location, expr_locus,
10409 expr_filename, expr_lineno, get_inner_array_type,
10410 fields_compatible_p): Likewise.
10411 * tree.h (get_inner_array_type, fields_compatible_p,
10412 expr_location, expr_has_location, expr_locus, expr_filename,
10413 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
10414 setjmp_call_p, alloca_call_p): Likewise.
10416 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
10418 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
10419 TV_FLOW_INSENSITIVE.
10421 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
10423 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
10424 (compute_flow_insensitive_aliasing): Ditto for
10425 TV_FLOW_INSENSITIVE.
10427 2007-07-27 Jan Hubicka <jh@suse.cz>
10429 * config/i386/i386.c (register_move_cost): Remove accidentally
10430 comitted #if 0 block.
10432 * attribs.c: Include hashtab.h
10433 (attribute_hash): New.
10434 (substring): New structure.
10435 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
10437 (init_attributes): Initialize attribute hash.
10438 (decl_attributes): Use attribute hash.
10439 * Makefile.in (attribs.c): Depend on hashtab.h.
10441 2007-07-27 Steve Ellcey <sje@cup.hp.com>
10443 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
10445 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10447 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
10448 __mips_dspr2 and __mips_dsp_rev macros.
10449 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
10451 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
10453 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
10455 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10457 PR middle-end/32749
10459 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
10460 and the updating of the live and do_not_gen sets.
10461 (df_note_bb_compute): Added updating of live and do_not_gen sets
10462 for regular defs so that the case of clobber inside conditional
10463 call is processed correctly.
10465 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
10467 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
10468 operands with compatible type.
10470 2007-07-27 Richard Sandiford <richard@codesourcery.com>
10472 * expr.h (store_bit_field): Don't return a value.
10473 * expmed.c (check_predicate_volatile_ok): New function.
10474 (store_bit_field_1): New function, extracted from store_bit_field.
10475 Take a fallback_p argument and return true if the operation succeeded.
10476 Only use store_fixed_bit_field if fallback_p. Don't recompute
10477 mode_for_extraction; use op_mode instead. Try forcing memories
10478 into registers if the insv expander fails.
10479 (store_bit_field): Use store_bit_field_1 with fallback_p true.
10480 Don't return a value.
10481 (convert_extracted_bit_field): New function, extracted from
10483 (extract_bit_field_1): Likewise. Take a fallback_p argument
10484 and return NULL if the operation succeeded. Only use
10485 extract_fixed_bit_field if fallback_p. Only calculate one
10486 extraction mode. Combine code for extv and extzv. Try forcing
10487 memories into registers if the ext(z)v expander fails.
10488 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
10490 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10492 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
10494 (df_ref): Likewise. Put regno with other integer fields.
10496 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
10498 * df.h (df_mw_hardreg): Remove "loc" field.
10499 * df-scan.c (df_ref_record): Don't set it. Remove redundant
10501 * df-problems.c (df_whole_mw_reg_unused_p): New function,
10502 split out from df_set_unused_notes_for_mw. Return false for
10503 partial references. Assert that mw_reg is a REG when returning true.
10504 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
10505 (df_whole_mw_reg_dead_p): New function, split out from
10506 df_set_dead_notes_for_mw. Return false for partial references.
10507 Assert that mw_reg is a REG when returning true.
10508 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
10509 Remove redundant bitmap check.
10511 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
10513 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
10514 ($(T)crtend.o): Likwise.
10515 ($(T)crtbeginS.o): Likwise.
10516 ($(T)crtendS.o): Likwise.
10517 ($(T)crtfastmath.o): Likwise.
10519 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
10521 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
10522 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
10523 * basic-block.h (struct control_flow_graph): Added x_dom_computed
10524 and x_n_bbs_in_dom_tree fields.
10526 2007-07-26 Steve Ellcey <sje@cup.hp.com>
10528 PR tree-optimization/32087
10529 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10530 Do not call scale_bbs_frequencies_int with prob of zero.
10532 2007-07-26 Julian Brown <julian@codesourcery.com>
10534 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
10535 (neon_element_bits): Add prototypes.
10536 * config/arm/arm.c (bounds_check, neon_lane_bounds)
10537 (neon_const_bounds, neon_element_bits): New functions.
10538 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
10539 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
10540 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
10541 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
10542 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
10543 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
10544 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
10545 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
10546 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
10547 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
10548 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
10549 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
10550 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
10552 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
10554 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
10555 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
10557 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
10558 Julian Brown <julian@codesourcery.com>
10560 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
10561 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
10562 * config/arm/cortex-a8.md: New.
10563 * config/arm/cortex-a8-neon.md: New.
10564 * config/arm/neon-schedgen.ml: New.
10565 * config/arm/neon.md (vqh_mnem): New.
10567 (Is_float_mode): New.
10568 (Scalar_mul_8_16): New.
10570 (V_mode_nunits): New.
10571 (All instruction patterns): Annotate with neon_type attribute
10573 * config/arm/arm.md: Include cortex-a8.md.
10574 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
10576 Annotate instruction patterns accordingly.
10577 (generic_sched): Do not use generic scheduling for Cortex-A8.
10578 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
10580 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
10582 * fold-const.c (fold_read_from_constant_string): Use
10583 build_int_cst_type.
10584 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
10586 2007-07-26 Nick Clifton <nickc@redhat.com>
10588 * tree-ssa-operands.h: Change copyright header to refer to version
10589 3 of the GNU General Public License and to point readers at the
10590 COPYING3 file and the FSF's license web page.
10591 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
10592 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
10593 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
10594 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
10595 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
10596 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
10597 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
10598 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
10599 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
10600 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
10601 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
10602 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
10603 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
10604 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
10605 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
10606 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
10607 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
10608 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
10609 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
10610 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
10611 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
10612 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
10613 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
10614 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
10615 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
10616 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
10617 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
10618 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
10619 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
10620 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
10621 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
10622 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
10623 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
10624 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
10625 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
10626 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
10627 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
10628 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
10629 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
10630 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
10631 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
10632 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
10633 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
10634 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
10635 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
10636 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
10637 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
10638 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
10639 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
10640 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
10641 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
10642 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
10643 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
10644 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
10645 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
10646 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
10647 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
10648 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
10649 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
10650 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
10651 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
10652 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
10653 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
10654 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
10655 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
10656 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
10657 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
10658 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
10659 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
10660 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
10661 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
10662 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
10663 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
10664 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
10665 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
10666 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
10667 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
10668 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
10669 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
10670 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
10671 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
10672 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
10673 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
10674 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
10675 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
10676 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
10677 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
10678 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
10679 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
10680 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
10681 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
10682 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
10683 vecprim.h, basic-block.h, tree-ssa-structalias.c,
10684 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
10685 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
10686 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
10687 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
10688 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
10689 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
10690 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
10691 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
10692 convert.c, convert.h, langhooks-def.h, reload1.c,
10693 tree-ssa-operands.c: Likewise.
10695 2007-07-26 Jan Hubicka <jh@suse.cz>
10697 * tree-ssa-live.c: Include debug.h and flags.h.
10698 (mark_scope_block_unused): New function.
10699 (remove_unused_scope_block_p): New function.
10700 (remove_unused_locals): Remove unused blocks too.
10702 2007-07-25 Ian Lance Taylor <iant@google.com>
10704 * combine.c (combine_max_regno): Remove. Remove all uses.
10705 (struct reg_stat_struct): Rename from struct reg_stat.
10706 (reg_stat_type): Define, and declare VECs.
10707 (reg_stat): Change from pointer to VEC. Change all uses.
10708 (combine_split_insns): New static function.
10709 (try_combine, find_split_point): Call it instead of split_insns.
10711 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10713 * cfghooks.c (split_block): Fix the information about loop latch.
10715 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10717 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
10719 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
10721 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10722 Scan the new edge for loop exit info.
10724 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
10726 * config/darwin.c: Include debug.h.
10728 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10731 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
10733 2007-07-25 Steve Ellcey <sje@cup.hp.com>
10735 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
10736 (HARD_REGNO_MODE_OK): Ditto.
10737 (MODES_TIEABLE_P): Ditto.
10738 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
10739 (CLASS_MAX_NREGS): Ditto.
10740 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
10741 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
10742 (divdf3_internal_thr): Removed.
10743 * config/ia64/div.md: New file.
10744 * config/ia64/constraints.md: Add H constraint.
10746 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10748 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
10749 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
10750 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
10751 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
10752 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
10753 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
10754 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
10755 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
10756 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
10757 dump_sbitmap_file, debug_sbitmap, popcount_table,
10758 sbitmap_popcount): Constify.
10759 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
10760 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
10761 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
10762 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
10763 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
10764 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
10765 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
10766 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
10767 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
10768 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
10769 sbitmap_popcount, sbitmap_verify_popcount): Constify.
10771 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10773 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
10774 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
10775 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
10776 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
10777 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
10778 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
10779 bitmap_intersect_p, bitmap_intersect_compl_p,
10780 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10781 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
10783 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
10784 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
10785 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
10786 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
10787 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
10788 debug_bitmap, debug_bitmap_file, bitmap_print,
10789 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
10790 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
10792 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
10794 * config/darwin.c (darwin_override_options): Additional fix for
10795 debug info formats that don't support var tracking.
10797 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10799 * cselib.c (entry_and_rtx_equal_p): Constify.
10800 * gengtype.c (output_mangled_typename, write_types, write_local):
10802 * gengtype.h (const_type_p): New.
10803 * see.c (eq_descriptor_extension, hash_descriptor_extension):
10805 * tlink.c (scan_linker_output): De-constify.
10806 * tree-ssa-loop-im.c (memref_eq): Constify.
10807 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
10808 (shared_bitmap_hash, shared_bitmap_eq): Constify.
10810 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10812 * c-common.c (fname_as_string, c_type_hash): Constify.
10813 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10814 * cgraph.c (edge_hash, edge_eq): Likewise.
10815 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
10816 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
10817 reg_attrs_htab_eq): Likewise.
10818 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
10820 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
10821 const_decl_t, const_state_t, const_automata_list_el_t): New.
10822 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
10823 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
10824 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
10825 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
10826 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
10827 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
10828 compare_max_occ_cycle_nums, out_state_arcs_num,
10829 compare_transition_els_num, units_cmp, state_reservs_cmp):
10831 * genmodes.c (cmp_modes): Likewise.
10832 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
10833 * gimplify.c (compare_case_labels): Likewise.
10834 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
10835 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
10836 * matrix-reorg.c (mtt_info_hash): Likewise.
10837 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
10838 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
10839 (htab_hash_bucket, htab_hash_elem): Constify.
10840 * tree-browser.c (TB_parent_eq): Likewise.
10841 * tree-scalar-evolution.c (hash_scev_info): Likewise.
10842 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
10843 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
10844 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
10846 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
10847 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
10848 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
10849 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
10850 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
10852 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
10853 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
10854 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
10855 * tree-ssa-threadupdate.c (redirection_data_hash,
10856 redirection_data_eq): Likewise.
10857 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
10858 * tree-ssa.c (var_ann_eq): Likewise.
10859 * tree-vrp.c (compare_case_labels): Likewise.
10860 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
10861 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
10862 tree_not_check_failed, tree_class_check_failed,
10863 tree_range_check_failed, tree_not_class_check_failed,
10864 omp_clause_check_failed, omp_clause_range_check_failed,
10865 tree_contains_struct_check_failed, tree_operand_check_failed):
10867 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
10868 tree_not_check_failed, tree_class_check_failed,
10869 tree_range_check_failed, tree_not_class_check_failed,
10870 tree_operand_check_failed, omp_clause_operand_check_failed,
10871 tree_operand_length): Likewise.
10872 * var-tracking.c (const_variable): New.
10873 (variable_htab_hash, variable_htab_eq): Constify.
10874 * varasm.c (const_desc_hash): Likewise.
10876 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10878 * expr.c (handled_component_p): Constify.
10879 * fold-const.c (fit_double_type): Likewise.
10880 * real.h (real_value_from_int_cst): Likewise.
10881 * tree-flow-inline.h (gimple_in_ssa_p,
10882 gimple_aliases_computed_p, gimple_addressable_vars,
10883 gimple_call_clobbered_vars, gimple_referenced_vars,
10884 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
10885 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
10886 may_aliases, end_readonly_imm_use_p, has_zero_uses,
10887 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
10888 is_label_stmt, is_global_var, phi_ssa_name_p,
10889 factoring_name_p, is_call_clobbered, tree_common_ann,
10890 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
10891 unmodifiable_var_p, array_ref_contains_indirect_ref,
10892 ref_contains_array_ref, lookup_subvars_for_var,
10893 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
10894 gimple_mem_ref_stats): Likewise.
10895 * tree-flow.h (tree_common_ann, var_ann, function_ann,
10896 may_aliases, is_exec_stmt, is_label_stmt,
10897 ref_contains_array_ref, array_ref_contains_indirect_ref,
10898 var_can_have_subvars, overlap_subvar, is_call_clobbered,
10899 unmodifiable_var_p): Likewise.
10900 * tree-gimple.c (is_gimple_min_invariant): Likewise.
10901 * tree-gimple.h (is_gimple_min_invariant): Likewise.
10902 * tree.c (type_hash_list, attribute_hash_list, tree_size,
10903 cst_and_fits_in_hwi, real_value_from_int_cst,
10904 build_real_from_int_cst, integer_zerop, integer_onep,
10905 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
10906 tree_floor_log2, real_zerop, real_onep, real_twop,
10907 real_minus_onep, really_constant_p, purpose_member, chain_member,
10908 list_length, fields_length, int_size_in_bytes, bit_position,
10909 int_bit_position, byte_position, int_byte_position, expr_align,
10910 array_type_nelts, tree_node_structure,
10911 type_contains_placeholder_1, iterative_hash_pointer,
10912 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
10913 tree_map_base_eq, type_hash_list, type_hash_eq,
10914 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
10915 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
10916 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10917 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
10918 int_fits_type_p, get_containing_scope, decl_function_context,
10919 decl_type_context, omp_clause_operand_check_failed,
10920 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
10921 * tree.h (omp_clause_operand_check_failed, tree_size,
10922 build_real_from_int_cst, array_type_nelts, purpose_member,
10923 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
10924 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
10925 is_attribute_p, check_qualified_type, expr_align,
10926 int_size_in_bytes, bit_position, int_bit_position, byte_position,
10927 int_byte_position, list_length, fields_length, initializer_zerop,
10928 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
10929 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
10930 tree_node_structure, handled_component_p, get_containing_scope,
10931 decl_function_context, decl_type_context, real_zerop,
10932 type_num_arguments, fit_double_type, really_constant_p,
10933 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
10934 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
10935 real_twop, real_minus_onep, int_cst_value): Likewise.
10937 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10939 * cfglayout.c (insn_scope, insn_line): Constify.
10940 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
10941 const_double_htab_hash, const_double_htab_eq,
10942 mem_attrs_htab_hash): Likewise.
10943 * loop-iv.c (biv_eq): Likewise.
10944 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
10945 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
10946 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
10948 * rtl-error.c (location_for_asm, diagnostic_for_asm,
10949 error_for_asm, warning_for_asm, _fatal_insn,
10950 _fatal_insn_not_found): Likewise.
10951 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
10952 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
10953 rtl_check_failed_type2, rtl_check_failed_code1,
10954 rtl_check_failed_code2, rtl_check_failed_code_mode,
10955 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
10956 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
10957 rtl_check_failed_type2, rtl_check_failed_code1,
10958 rtl_check_failed_code2, rtl_check_failed_code_mode,
10959 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
10960 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
10961 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
10962 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
10963 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
10964 rtx_unstable_p, get_integer_term, get_related_value,
10965 offset_within_block_p, reg_mentioned_p, count_occurrences,
10966 reg_referenced_p, reg_used_between_p, no_labels_between_p,
10967 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
10968 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
10969 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
10970 find_constant_src, find_reg_fusage, find_regno_fusage,
10971 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
10972 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
10973 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
10974 computed_jump_p, auto_inc_p, in_expr_list_p,
10975 remove_node_from_expr_list, loc_mentioned_in_p,
10976 label_is_jump_target_p, reversed_comparison_code_parts,
10977 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
10978 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
10979 print_inline_rtx): Likewise.
10980 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
10981 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
10982 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
10983 get_integer_term, get_related_value, offset_within_block_p,
10984 count_occurrences, reg_mentioned_p, no_labels_between_p,
10985 reg_used_between_p, reg_referenced_p, single_set_2,
10986 multiple_sets, set_noop_p, refers_to_regno_p,
10987 reg_overlap_mentioned_p, dead_or_set_p,
10988 covers_regno_no_parallel_p, covers_regno_p,
10989 dead_or_set_regno_p, find_reg_note, find_regno_note,
10990 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
10991 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
10992 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
10993 side_effects_p, may_trap_p_1, may_trap_p,
10994 may_trap_after_code_motion_p, may_trap_or_fault_p,
10995 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
10996 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
10997 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
10998 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
10999 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
11001 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
11002 warning_for_asm): Likewise.
11003 * tree.h (print_rtl): Likewise.
11004 * varasm.c (get_pool_mode): Likewise.
11006 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11008 * c-lex.c (c_lex_with_flags, lex_string): Constify.
11009 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
11010 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11011 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
11012 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
11013 * ddg.c (compare_sccs): Likewise.
11014 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
11015 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
11016 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
11017 decimal_do_fix_trunc, decimal_real_to_integer,
11018 decimal_real_to_integer2, decimal_real_maxval): Likewise.
11019 * dse.c (const_group_info_t): New.
11020 (invariant_group_base_eq, invariant_group_base_hash): Constify.
11021 * dwarf2out.c (const_dw_die_ref): New.
11022 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
11023 * tree-browser.c (TB_parent_eq): Likewise.
11024 * unwind-dw2-fde.c (__register_frame_info_bases,
11025 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
11026 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
11028 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
11029 * unwind-dw2.c (uw_frame_state_for): Likewise.
11030 * value-prof.c (histogram_hash, histogram_eq): Likewise.
11031 * value-prof.h (const_histogram_value): New.
11033 2007-07-25 Richard Sandiford <richard@codesourcery.com>
11035 * config/mips/mips.c (machine_function): Add
11036 initialized_mips16_gp_pseudo_p.
11037 (mips16_gp_pseudo_reg): Do not emit the initialization of
11038 mips16_gp_pseudo_rtx when being called from the gimple cost-
11039 calculation routines; emit it on the first use outside those
11042 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11044 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
11047 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11048 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
11049 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
11050 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
11051 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
11052 Preserve const-ness of parameters through use of __typeof(),
11053 also constify and tidy.
11055 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
11056 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
11057 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
11058 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
11059 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
11060 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
11061 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
11062 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
11063 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
11065 2007-07-25 Julian Brown <julian@codesourcery.com>
11066 Mark Shinwell <shinwell@codesourcery.com>
11068 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
11069 (alpha_mangle_type): This.
11070 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11071 (TARGET_MANGLE_TYPE): Define this instead.
11072 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
11073 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
11074 (arm_init_neon_builtins): Fix comment.
11075 (arm_mangle_map_entry): New.
11076 (arm_mangle_map): New.
11077 (arm_mangle_type): New.
11078 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
11079 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11080 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11081 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11082 (TARGET_MANGLE_TYPE): Define this instead.
11083 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
11084 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
11085 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
11086 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11087 (TARGET_MANGLE_TYPE): Define this instead.
11088 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
11090 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
11091 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11092 (TARGET_MANGLE_TYPE): Define this instead.
11093 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
11094 (s390_mangle_type): This.
11095 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11096 (TARGET_MANGLE_TYPE): Define this instead.
11097 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
11098 (sparc_mangle_type): This.
11099 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
11100 (TARGET_MANGLE_TYPE): Define this instead.
11101 * cp/mangle.c (write_type): Call mangle_type target hook on all
11102 types before mangling. Use original type, not main variant, as
11104 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
11105 (TARGET_MANGLE_TYPE): This.
11106 * target.h (gcc_target): Rename mangle_fundamental_type to
11108 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
11109 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
11111 2007-07-25 Julian Brown <julian@codesourcery.com>
11112 Paul Brook <paul@codesourcery.com>
11113 Joseph Myers <joseph@codesourcery.com>
11114 Mark Shinwell <shinwell@codesourcery.com>
11116 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
11117 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
11118 (with_fpu): Allow --with-fpu=neon.
11119 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11120 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
11121 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
11122 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
11123 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
11124 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
11125 (neon_emit_pair_result_insn, neon_disambiguate_copy)
11126 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
11127 (output_move_neon): Add prototypes.
11128 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
11129 (all_fpus): Add FPUTYPE_NEON.
11130 (fp_model_for_fpu): Add NEON field.
11131 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
11132 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
11134 (arm_legitimate_address_p): Don't support fancy addressing for NEON
11136 (thumb2_legitimate_address_p): Likewise.
11137 (neon_valid_immediate): Recognize and prepare constants suitable for
11139 (neon_immediate_valid_for_move): New function. Recognize and prepare
11140 immediates for NEON move instructions.
11141 (neon_immediate_valid_for_logic): New function. Recognize and
11142 prepare immediates for NEON logic instructions.
11143 (neon_output_logic_immediate): New function. Create asm string
11144 suitable for outputting immediate logic instructions.
11145 (neon_pairwise_reduce): New function. Implement reduction using
11146 pairwise operations.
11147 (neon_expand_vector_init): New function. Expand a (possibly
11148 non-constant) vector initialization.
11149 (neon_vector_mem_operand): New function. Memory operands supported
11150 for quad-word loads/stores to/from ARM or NEON registers. Don't
11151 allow base+offset addressing for core regs.
11152 (neon_struct_mem_operand): New function. Valid mems for NEON
11154 (coproc_secondary_reload_class): Enable NEON registers to be loaded
11155 from neon_vector_mem_operand addresses without a secondary register.
11156 (add_minipool_forward_ref): Handle >8-byte minipool entries.
11157 (add_minipool_backward_ref): Likewise.
11158 (dump_minipool): Likewise.
11159 (push_minipool_fix): Likewise.
11160 (output_move_quad): New function. Output quad-word moves, loads and
11161 stores using ARM registers.
11162 (output_move_vfp): Add support for vectors in VFP (NEON) D
11164 (output_move_neon): Output a NEON load/store to/from a quadword
11166 (arm_print_operand): Implement new codes:
11167 - 'c' for unadorned integers (without a # sign).
11168 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
11170 - 'e', 'f' for the low and high D parts of a NEON Q register.
11171 - 'q' outputs a NEON Q register.
11172 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
11173 - 'T' prints NEON opcode features from a coded bitmask.
11174 - 'F' is similar to T, but signed/unsigned codes both print as
11176 - 't' is similar to T, but 'u' is printed instead of 'p'.
11177 - 'O' prints 'r' if NEON instruction should perform rounding (as
11178 specified by bitmask), else prints nothing.
11179 - '#' is a punctuation character to stop operand numbers from
11180 running together with following digits in the assembler
11181 strings for instructions (when using mode attributes).
11182 (arm_assemble_integer): Handle extra NEON vector modes. Permute
11183 constant vectors in big-endian mode, where necessary.
11184 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
11185 Handle EI, OI, CI, XI modes.
11186 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
11187 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
11188 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
11189 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
11190 (neon_builtin_type_bits): Add enumeration, one bit for each vector
11192 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
11193 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
11194 to turn v8qi, etc. into bits defined above.
11195 (neon_itype): New enumeration. Classifications of NEON builtins.
11196 (neon_builtin_datum): Define struct. Contains information about
11197 a single builtin (with multiple modes).
11198 (CF): Define helper macro for...
11199 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
11201 (neon_builtin_data): New array. Define information about builtins
11202 for use during initialization/expansion.
11203 (arm_init_neon_builtins): New function.
11204 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
11206 (neon_builtin_compare): New function.
11207 (locate_neon_builtin_icode): New function. Find an insn code for a
11208 builtin given a function code for that builtin. Also return type of
11209 builtin (NEON_BINOP, NEON_UNOP etc.).
11210 (builtin_arg): New enumeration. Types of arguments for builtins.
11211 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
11212 Takes a variable argument list of builtin_arg types, terminated by
11214 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
11215 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
11216 (neon_emit_pair_result_insn): New function. Support returning pairs
11217 of vectors via a pointer.
11218 (neon_disambiguate_copy): New function. Set up operands for a
11219 multi-word copy such that registers do not get clobbered.
11220 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
11221 ARM_BUILTIN_NEON_BASE.
11222 (arm_file_start): Set float-abi attribute for NEON.
11223 (arm_vector_mode_supported_p): Enable NEON vector modes.
11224 (arm_mangle_map_entry): New.
11225 (arm_mangle_map): New.
11226 (arm_mangle_vector_type): New.
11227 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
11229 (TARGET_NEON): New macro. Target supports NEON.
11230 (fputype): Add FPUTYPE_NEON.
11231 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
11232 for vectorization based on command-line arg.
11233 (NEON_REGNO_OK_FOR_NREGS): Define.
11234 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
11235 (VALID_NEON_STRUCT_MODE): Define.
11236 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
11237 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
11238 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
11239 (consttable_16): Add pattern for outputting 16-byte minipool
11241 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
11243 (vec-common.md, neon.md): Include md files.
11244 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
11245 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
11246 (memory_constraint "Ut", "Un", "Us"): Define.
11247 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
11248 (MMX_char): New mode attribute.
11249 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
11250 (*add<mode>3_iwmmxt): New insn pattern.
11251 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
11252 (*sub<mode>3_iwmmxt): New insn pattern.
11253 (mulv4hi3): Rename to...
11254 (*mulv4hi3_iwmmxt): This.
11255 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
11256 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
11257 (uminv4hi3, uminv2si3): Remove. Replace with...
11258 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
11259 (*umin<mode>3_iwmmxt): These.
11260 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
11261 (ashr<mode>3_iwmmxt): This new pattern.
11262 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
11263 (lshr<mode>3_iwmmxt): This new pattern.
11264 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
11265 (ashl<mode>3_iwmmxt): This new pattern.
11266 * config/arm/neon-docgen.ml: New file. Generate documentation for
11268 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
11269 * config/arm/arm_neon.h: New (autogenerated).
11270 * config/arm/neon-testgen.ml: New file. Generate NEON tests
11272 * config/arm/neon.md: New file. Define NEON instructions.
11273 * config/arm/neon.ml: New file. Abstract description of NEON
11274 instructions, used to generate arm_neon.h header, documentation and
11276 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
11277 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
11279 * doc/extend.texi (ARM Built-in Functions): Rename and remove
11281 (ARM NEON Intrinsics): New subsection.
11282 * doc/arm-neon-intrinsics.texi: New (autogenerated).
11284 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
11286 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
11289 2007-07-24 Jan Hubicka <jh@suse.cz>
11291 * regclass.c (move_table): New type.
11292 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
11293 (init_move_cost): Break out from ...
11294 (init_reg_sets_1): ... here; simplify computation of
11295 have_regs-of_mode and contains_reg_of_mode.
11296 (record_reg_classes): Unswitch internal loops.
11297 (copy_cost): Trigger lazy initialization of move cost
11298 (record_address_regs): Likewise.
11300 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
11302 * config/darwin.c (darwin_override_options): Don't force on
11303 flag_var_tracking_uninit when no debug info is requested.
11305 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11307 * cfgloop.c (init_loops_structure): New function.
11308 (flow_loops_find): Create root of the loop tree unconditionally.
11310 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
11312 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
11314 2007-07-24 Jan Hubicka <jh@suse.cz>
11316 * caller-save.c: Include ggc.h, gt-caller-save.h
11317 (reg_save_code, reg_restore_code): Rename to ...
11318 (cached_reg_save_code, cached_reg_restore_code): ... those.
11319 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
11320 (reg_save_code, reg_restore_code): New functions.
11321 (init_caller_save): Do not intialize
11322 reg_save_code/reg_restore_code tables.
11323 * Makefile.in: (gt-caller-save.h): New.
11325 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11327 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
11328 with the mode of the original operand instead of
11331 2007-07-23 Jan Hubicka <jH@suse.cz>
11333 * i386.c (ix86_secondary_memory_needed): Break out to...
11334 (inline_secondary_memory_needed): ... here.
11335 (ix86_memory_move_cost): Break out to ...
11336 (inline_memory_move_cost): ... here; add support for IN value of 2 for
11337 maximum of input and output; fix handling of Q_REGS on 64bit.
11338 (ix86_secondary_memory_needed): Microoptimize.
11340 2007-07-23 Sebastian Pop <sebpop@gmail.com>
11342 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
11343 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
11344 stmts_from_loop, known_dependences_p, build_rdg): New.
11345 * tree-data-ref.h: Depends on graphds.h.
11346 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
11347 (build_rdg): Declared.
11348 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
11350 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
11352 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
11355 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
11356 Jakub Jelinek <jakub@redhat.com>
11358 PR middle-end/PR28690
11359 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
11361 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
11362 and MEM_POINTER operands over REG and MEM operands.
11363 (swap_commutative_operands_p): Change return value to bool.
11364 * rtl.h: Update the corresponding prototype.
11365 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
11366 instead of gen_rtx_PLUS.
11367 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
11368 value to bool. Change function arguments to rtx's and update code
11370 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
11371 calls to match the new declaration.
11372 * simplify-rtx.c (simplify_associative_operation): Don't
11373 reorder simplify_binary_operation arguments.
11375 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11377 * config/mips/mips.c (override_options): Use mips_costs to derive
11378 the default branch cost.
11379 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
11381 * config/mips/mips.opt (mbranch-cost=): New option.
11382 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
11384 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11386 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
11387 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
11388 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
11389 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
11391 2007-07-23 Richard Sandiford <richard@codesourcery.com>
11393 * config/mips/constraints.md (ks): New constraint.
11394 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
11395 (*add<mode>3_mips16): ...here.
11397 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
11399 * optabs.h (enum optab_index): Add new OTI_signbit.
11400 (signbit_optab): Define corresponding macro.
11401 (enum insn_code signbit_optab[]): Remove array.
11402 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
11403 (expand_copysign_absneg): If back end provides signbit insn, use it
11404 instead of bit operations on floating point argument.
11405 * builtins.c (enum insn_code signbit_optab[]): Remove array.
11406 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
11407 for availability of signbit insn.
11409 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
11410 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
11411 SSE mode is not active.
11412 (isinf<mode>2): Disable for mfpmath=sse,387.
11414 2007-07-22 Ben Elliston <bje@au.ibm.com>
11416 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
11418 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
11420 2007-07-20 Richard Guenther <rguenther@suse.de>
11422 * tree-cfg.c (verify_expr): COND_EXPRs can have any
11423 integral typed condition.
11424 * tree-ssa.c (useless_type_conversion_p): Do not preserve
11425 booleanness. Only preserve conversions from a non-base
11426 type to a base type, not in general between types with
11427 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
11428 * tree.def (COND_EXPR): Document that the condition
11429 can be of any integral type.
11431 2007-07-20 Nigel Stephens <nigel@mips.com>
11432 Richard Sandiford <richard@codesourcery.com>
11434 * config/mips/mips.h (mips_dwarf_regno): Declare.
11435 (DBX_REGISTER_NUMBER): Remove redundant brackets.
11436 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
11437 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
11438 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
11439 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11440 (REG_CLASS_NAMES): Update accordingly.
11441 * config/mips/mips.c (mips_dwarf_regno): New array.
11442 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
11443 (mips_subword): Remove special handling for accumulator registers.
11444 (override_options): Initiailize mips_dwarf_regno. Remove use
11446 (mips_swap_registers): New function.
11447 (mips_conditional_register_usage): Swap accumulator registers
11448 around if TARGET_LITTLE_ENDIAN.
11449 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
11450 * config/mips/constraints.md (h, l): Use the endianness to choose
11451 between MD0_REG and MD1_REG.
11452 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
11453 alternative-dependent template.
11455 2007-07-20 Richard Sandiford <richard@codesourcery.com>
11457 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
11460 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11462 * function.c (thread_prologue_and_epilogue_insns): Fix exit
11463 predecessor fallthru flags.
11465 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
11467 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
11468 of compare to the same type.
11469 * cfgloopmanip.c (add_loop): Update information about loop exits.
11470 (loop_version): Remove the innermost loop requirement.
11471 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
11472 to sizetype for pointers.
11474 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
11476 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
11477 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
11478 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
11480 * config/dfp-bit.c: Empty for TFmode conversions.
11482 2007-07-18 Caroline Tice <ctice@apple.com>
11484 * var-tracking.c (find_src_status): Check for COND_EXEC insns
11485 and handle them correctly; check that src is not NULL before
11487 (find_src_set_src): Likewise.
11489 2007-07-18 Bob Wilson <bob.wilson@acm.org>
11491 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
11492 (struct alignment_context, init_alignment_context): New.
11493 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
11494 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
11495 (XCHAL_HAVE_S32C1I): Likewise.
11496 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
11497 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
11498 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
11499 (ATOMIC, HQI): New macros.
11500 (memory_barrier, *memory_barrier): New.
11501 (sync_lock_releasesi): New.
11502 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
11503 (sync_lock_test_and_set<mode>): New.
11504 (sync_<atomic><mode>): New.
11505 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
11506 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
11507 (xtensa_expand_atomic): New.
11509 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11513 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
11514 transformation for builtin ISNORMAL.
11515 (expand_builtin): Handle BUILT_IN_ISNORMAL.
11516 * builtins.def (BUILT_IN_ISNORMAL): New.
11517 * doc/extend.texi: Document isnormal.
11519 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11523 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
11524 optabs infrastructure. Provide generic implementation for
11526 (expand_builtin): Handle FINITE/ISFINITE.
11527 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
11528 (fold_builtin_1): Likewise.
11530 * builtins.def (BUILT_IN_ISFINITE): New.
11532 * doc/extend.texi: Document isfinite.
11534 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11537 PR middle-end/20558
11539 * builtins.c (expand_builtin_interclass_mathfn): Provide a
11540 generic fallback for isinf.
11541 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
11542 calculation code ...
11543 * real.c (get_max_float): ... to here.
11544 * real.h (get_max_float): New.
11546 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11548 PR middle-end/32668
11550 * builtin-attrs.def (ATTR_TYPEGENERIC,
11551 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
11553 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
11554 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
11555 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
11556 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
11558 * c-common.c (handle_type_generic_attribute): New.
11559 (c_common_attribute_table): Add "type generic".
11561 * c-typeck.c (convert_arguments): Handle "type generic" functions.
11563 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
11565 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
11566 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
11569 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
11572 * config/cris/cris.c (cris_print_index): Don't use XEXP before
11573 checking that the operand is an expression.
11575 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
11576 Danny Smith <dannysmith@users.sourceforge.net>
11579 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
11580 file mapping object in local namespace if Windows version later
11583 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11585 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
11586 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
11587 arm_cannot_force_const_mem.
11588 (arm_cannot_force_const_mem): New function.
11589 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
11590 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
11591 of arm_tls_referenced_p.
11592 * config/arm/arm.md (movsi): Split out-of-section constants when
11593 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
11594 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11596 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11598 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
11600 2007-07-18 Richard Sandiford <richard@codesourcery.com>
11602 * config/mips/mips.md (*extendqihi2): Convert the destination
11605 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11607 * config/pa/fptr.c: Update license header.
11608 * config/pa/milli64.S: Likewise.
11610 2007-07-17 Nick Clifton <nickc@redhat.com>
11612 * COPYING_v3: New file. Contains version 3 of the GNU General
11614 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
11615 Lesser General Public License.
11616 * doc/include/gpl_v3.texi: New file. Contains version 3 of
11617 the GNU General Public License.
11619 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
11621 PR rtl-optimization/32773
11622 * cfglayout.c (force_one_exit_fallthru): New function.
11623 (cfg_layout_finalize): Use it.
11625 2007-07-16 Richard Guenther <rguenther@suse.de>
11626 Uros Bizjak <ubizjak@gmail.com>
11628 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
11629 before forcing it to gimple operand.
11631 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11632 David Ung <davidu@mips.com>
11634 * config/mips/mips.h (TUNE_24K): Define.
11635 (TUNE_MACC_CHAINS): Add TUNE_24K.
11636 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
11638 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
11639 (r74k_int_madd): .. this new reservation.
11640 (define_bypass): Fixed bypasses for r74k_int_madd to use
11641 mips_linked_madd_p.
11642 * config/mips/24k.md (define_bypass): Define new
11643 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
11645 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
11646 Nigel Stephens <nigel@mips.com>
11648 * config/mips/mips.md: Include 20kc.md.
11649 * config/mips/20kc.md: New file.
11650 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
11651 (mips_adjust_cost): Tweak for 20Kc.
11652 (mips_issue_rate): Likewise.
11653 * config/mips/mips.h (TUNE_20KC): Define.
11655 2007-07-16 David Edelsohn <edelsohn@gnu.og>
11657 * config/rs6000/rs6000.c (struct processor_cost): Add
11658 cache_line_size, l1_cache_lines, and simultaneous_prefetches
11660 (*_cost): Add cache information.
11661 (rs6000_override_options): Set cache parameters.
11663 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11666 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
11667 * doc/install.texi (mips-sgi-irix6): pthread support works now.
11669 2007-07-16 Paul Brook <paul@codesourcery.com>
11672 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
11673 (cirrus_thumb2_movsi_insn): Ditto.
11675 2007-07-15 Geoffrey Keating <geoffk@apple.com>
11677 * config/rs6000/darwin-fallback.c (interpret_libc): Change
11678 CR2_REGNO to R_CR2.
11680 2007-07-15 Andrew Haley <aph@redhat.com>
11682 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
11683 before looking in the context.
11685 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11687 PR middle-end/32398
11688 PR middle-end/32769
11689 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
11690 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
11691 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
11692 (pa_output_function_prologue): Use rp_saved and
11693 current_function_is_leaf to generate .CALLINFO statement.
11694 (hppa_expand_prologue): Set rp_saved.
11695 (hppa_expand_epilogue): Use rp_saved.
11696 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
11697 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
11699 2007-07-14 Dirk Mueller <dmueller@suse.de>
11701 * omega.c (coalesce): Fix memory leak on early exit.
11702 * matrix-reorg.c (check_allocation_function): Likewise.
11703 * tree-vect-transform.c (vect_get_new_vect_var): free result
11705 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11706 pass pointer to edge vector
11707 (partition_hot_cold_basic_blocks): Fix memory leak.
11708 * collect2.c (prefix_from_string): Free temporary storage.
11709 * reload1.c (fixup_abnormal_edges): Free sbitmap.
11711 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
11713 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
11714 (DO_GLOBAL_DTORS_BODY): Likewise.
11716 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
11717 Nigel Stephens <nigel@mips.com>
11719 * config/mips/mips.c (mips_classify_symbol): Don't return
11720 SYMBOL_SMALL_DATA for constant pool addresses if
11721 TARGET_EMBEDDED_DATA is true.
11723 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
11725 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
11726 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
11727 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
11728 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
11729 __builtin_ia32_storehps, __builtin_ia32_storelps,
11730 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
11731 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
11732 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
11733 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
11734 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
11735 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
11736 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
11737 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
11738 using def_builtin_const.
11740 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
11742 PR tree-optimization/32705
11743 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
11744 (simplify_binary_expression): Use SSA_VAL consistently.
11746 2007-07-13 David Edelsohn <edelsohn@gnu.org>
11748 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
11749 (SPEFSCR_REGNO): Delete definition.
11750 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
11751 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11752 * config/rs6000/rs6000.h: Do not define *_REGNO.
11753 LINK_REGISTER_REGNUM -> LR_REGNO.
11754 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11755 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11756 COUNT_REGISTER_REGNUM -> CTR_REGNO.
11757 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
11758 R_VRSAVE, R_VSCR. Use them.
11759 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
11760 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
11761 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
11762 * config/rs6000/aix.h: Define R_LR. Use it.
11764 2007-07-13 Caroline Tice <ctice@apple.com>
11766 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
11767 flag_var_tracking is explicitly turned off (i.e. when variable
11768 tracking is not feasible); otherwise, turn flag_var_tracking on when
11769 flag_var_tracking_uninit is on.
11770 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
11771 note definitions, to allow recording of initialization status in the
11773 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
11774 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
11775 determine if two note locations are equal.
11776 (output_loc_list): Don't output list entries whose start & end labels
11778 (reg_loc_descriptor): Add parameter for initialization status; pass it
11779 to other loc descriptor functions.
11780 (one_reg_loc_descriptor): Add parameter for initialization status;
11781 check its value and add DW_OP_GNU_uninit to returned loc descr if
11783 (multiple_reg_loc_descriptor): Add parameter for initialization
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 (based_loc_descr): Add parameter for initialization status; add new
11789 variable for return value; check value of initialization parameter and
11790 add DW_OP_GNU_uninit to returned loc descr if appropriate.
11791 (concatn_mem_loc_descriptor): Add parameter for initialization status;
11792 pass init status argument to other loc descriptor functions; check
11793 value of intialization parameter and add DW_OP_GNU_uninit to returned
11794 loc descr if appropriate.
11795 (mem_loc_descriptor): Likewise.
11796 (concat_loc_descriptor): Likewise.
11797 (concatn_loc_descriptor): Likewise.
11798 (loc_descriptor): Add parameter for initialization status; pass it as
11799 argument to other loc descriptor function calls.
11800 (loc_descriptor_from_tree_1): Add appropriate initialization status
11801 to loc descriptor function calls.
11802 (add_location_or_const_value_attribute): Get initialization status
11803 from VAR_LOCATION note; add initialization status to loc descriptor
11805 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
11806 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
11807 status is uninitialized, add "[uninint]" to output.
11808 * common.opt (fvar-tracking-uninit): New option, similar to
11809 fvar-tracking, to turn on tracking of uninitialized variables; creates
11810 a new global flag, flag_var_tracking_uninit.
11811 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
11812 (enum var_init_status): New type, for var initialization status field.
11813 * var-tracking.c (struct location_chain_def): Two new fields, init,
11814 for initialization status, and set_src for the assignment value expr.
11815 (unshare_variable): New parameter for initialization status;
11816 initialize new init and set_src fields.
11817 (var_reg_set): New parameters for initialization status and value;
11818 pass them to set_variable_part.
11819 (var_mem_set): Likewise.
11820 (get_init_value): New function.
11821 (var_reg_delete_and_set): New initialization status & value
11822 parameters; add call to get_init_value if status is unknown; pass new
11823 parameters to clobber_variable_part and var_reg_set.
11824 (var_mem_delete_and_set): Likewise.
11825 (var_reg_delete): Pass null set_src value to clobber_variable_part.
11826 (var_mem_delete): Likewise.
11827 (variable_union): Pass status to unshare_variable; initialize new init
11828 and set_src fields. If flag_var_tracking_uninit is not set, force
11829 status to initialized.
11830 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
11831 used later to get the set_src value.
11832 (find_src_status): New function.
11833 (find_src_set_src): New function.
11834 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
11835 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
11836 MO_SET, get set_src value and pass it to var_reg_delete_and_set
11837 and var_mem_delete_and_set.
11838 (dump_variable): Print out "[uninit]" if appropriate.
11839 (set_variable_part): Add new initialization and set_src parameters;
11840 pass status to unshare_variable; set node->init and node- >set_src
11841 fields and modify slot in hash table appropriately; save the init and
11842 set_src values if appropriate and assign to the new node.
11843 (clobber_variable_part): New set_src parameter; if two nodes have
11844 same variable and same location but different set_src (assignment)
11845 values, clobber old node.
11846 (delete_variable_part): Pass init status to unshare_variable.
11847 (emit_note_insn_var_location): Add initialized var; assign var's init
11848 status to new 'initialized'; pass new init status field to calls to
11849 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
11850 status to initialized.
11851 (emit_notes_in_bb): Pass initialization status to calls to
11852 var_reg_set, var_mem_set, var_reg_delete_and_set and
11853 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
11854 var_reg_delete_and_set and var_mem_delete_and_set; call
11855 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
11856 make up for change in add_stores.
11857 (vt_add_function_parameters): Add status to calls to
11859 * config/darwin.c (darwin_override_options): Turn on uninitialized
11860 tracking automatically, if var_tracking is on and the system is
11863 2007-07-13 Sa Liu <saliu@de.ibm.com>
11865 * config.gcc: Add options for arch and tune on SPU.
11866 * config/spu/predicates.md: Add constant operands 0 and 1.
11867 * config/spu/spu-builtins.def: Add builtins for double precision
11868 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
11869 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
11871 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
11873 * config/spu/spu-protos.h: Add new function prototypes.
11874 * config/spu/spu.c (spu_override_options): Check options -march and
11876 (spu_comp_icode): Add comparison code for DFmode and vector mode.
11877 (spu_emit_branch_or_set): Use the new code for DFmode and vector
11879 (spu_const_from_int): New. Create a vector constant from 4 ints.
11880 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
11881 (spu_emit_vector_compare): New. Emit vector compare.
11882 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
11883 * config/spu/spu.h: Add options -march and -mtune. Define processor
11884 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
11885 CANONICALIZE_COMPARISON.
11886 * config/spu/spu.md: Add new insns for double precision compare
11887 and double precision vector compare. Add vcond and smax/smin patterns
11888 to enable DFmode vector conditional expression.
11889 * config/spu/spu.opt: Add options -march and -mtune.
11890 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
11891 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
11892 both CELL and CELLEDP targets: spu_testsv.
11893 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
11896 2007-07-13 Richard Guenther <rguenther@suse.de>
11898 PR tree-optimization/32721
11899 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
11900 TREE_THIS_VOLATILE on the folded reference.
11901 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
11902 if the array reference has TREE_THIS_VOLATILE set.
11904 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
11907 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
11909 2007-07-13 Andreas Schwab <schwab@suse.de>
11911 * gengtype-lex.l: Allow declarations to be indented.
11913 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11915 * ginclude/tgmath.h: New.
11916 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
11917 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
11918 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
11919 * configure: Regenerate.
11921 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11923 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
11924 correct index when setting register save state for xd
11927 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
11929 * config/sh/sh.c (mark_use): Remove.
11931 2007-07-12 Paul Brook <paul@codesourcery.com>
11933 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
11934 reg does not overlap return value.
11936 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
11938 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
11939 (set_expression_vuses): Ditto.
11940 (init_pre): Initialize expression_vuses.
11942 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
11944 * config/i386/sse.md (storentdf, storentsf): New.
11946 2007-07-12 Geoffrey Keating <geoffk@apple.com>
11948 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11950 * tree.c (build_decl_stat): Move code from here...
11951 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
11952 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
11953 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
11954 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
11955 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
11958 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11959 Devang Patel <dpatel@apple.com>
11961 PR tree-optimization/25413
11962 * targhooks.c (default_builtin_vector_alignment_reachable): New.
11963 * targhooks.h (default_builtin_vector_alignment_reachable): New.
11964 * tree.h (contains_packed_reference): New.
11965 * expr.c (contains_packed_reference): New.
11966 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
11967 (vect_enhance_data_refs_alignment): Call
11968 vector_alignment_reachable_p.
11969 * target.h (vector_alignment_reachable): New builtin.
11970 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
11971 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
11972 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
11974 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
11976 * target.h (builtin_vectorization_cost): Add new target builtin.
11977 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
11978 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
11979 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
11980 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
11981 uninitialized variables.
11982 * tree-vect-transform.c (cost_for_stmt): New function.
11983 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
11984 using cost 1 for all scalar stmts. Be less conservative when
11985 estimating the number of prologue/epulogue iterations. Call
11986 targetm.vectorize.builtin_vectorization_cost. Return
11987 min_profitable_iters-1.
11988 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
11989 initialization cost instead of TARG_VEC_STMT_COST. Use
11990 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
11991 epilogue code. Fix epilogue cost computation.
11992 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
11993 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
11994 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
11995 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
11996 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
11997 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
11999 2007-07-12 Richard Guenther <rguenther@suse.de>
12001 * gimplify.c (gimplify_conversion): Make sure that the result
12002 from maybe_fold_offset_to_reference is trivially convertible
12003 to the desired type before doing the simplification.
12004 (gimplify_expr): Likewise.
12005 * fold-const.c (fold_binary): Use the correct types for
12006 building the simplified expression.
12008 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
12010 PR rtl-optimization/32729
12011 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
12012 that fallthru to exit.
12014 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
12016 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
12017 (symDTPOFF2reg): Likewise.
12019 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
12021 PR tree-optimization/32663
12023 * tree.h (VALUE_HANDLE_VUSES): Remove.
12024 (struct tree_value_handle): Remove vuses.
12026 * tree-vn.c (create_value_handle_for_expr): Don't set
12027 VALUE_HANDLE_VUSES.
12029 * tree-ssa-pre.c (expression_vuses): New.
12030 (alloc_expression_id): Set up expression_vuses.
12031 (get_expression_vuses): New.
12032 (set_expression_vuses): Ditto.
12033 (clear_expression_ids): Modify for expression_vuses.
12034 (phi_translate_1): Ditto.
12035 (phi_translate_set): Ditto.
12036 (value_dies_in_block_x): Ditto
12037 (valid_in_sets): Ditto.
12038 (add_to_sets): Ditto.
12039 (find_existing_value_expr): Ditto.
12040 (create_value_handle_for_expr): Ditto.
12041 (make_values_for_stmt): Ditto.
12042 (vuse_equiv): Remove.
12044 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
12046 * Makefile.in (mostlyclean): Remove object files.
12048 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12050 * toplev.c (no_new_pseudos): Deleted.
12051 * rtl.h (no_new_pseudos): Deleted.
12052 * tree-pass.h (pass_no_new_pseudos): Deleted.
12053 * passes.c (pass_no_new_pseudos): Deleted.
12054 * final.c (rest_of_clean_state): Removed no_new_pseudos.
12055 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
12056 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
12058 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
12059 * rtlhooks.c (gen_lowpart_general): Ditto.
12060 * optabs.c (prepare_operand): Ditto.
12061 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
12063 * modulo-sched.c (rest_of_handle_sms): Ditto.
12064 * see.c (rest_of_handle_see): Ditto.
12065 * ifcvt.c (if_convert): Ditto.
12066 (gate_handle_if_after_combine): Replaced no_new_pseudos with
12068 * init-regs.c (gate_initialize_regs): Deleted set of
12070 * lower-subreg.c (decompose_multiword_subregs): Ditto.
12071 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
12072 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
12074 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12077 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
12078 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
12079 (*vec_extractv2di_1_rex64): New insn pattern.
12081 2007-07-11 David Daney <ddaney@avtrex.com>
12083 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
12084 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
12085 for SIGNAL_UNWIND_RETURN_COLUMN.
12086 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
12087 (DWARF_FRAME_REGNUM): Rewrite.
12088 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
12090 2007-07-11 Nick Clifton <nickc@redhat.com>
12092 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
12093 delta and use gen_int_mode in place of GET_INT instead.
12095 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
12097 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
12100 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
12102 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
12103 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
12105 * params.h (VERIFY_CANONICAL_TYPES): Remove.
12106 (USE_CANONICAL_TYPES): New.
12107 * doc/invoke.texi (verify-canonical-types): Remove.
12108 (use-canonical-types): Add.
12110 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
12112 * config/spu/spu.c (spu_optimization_options): Remove setting of
12113 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
12114 (spu_override_options): Move it here.
12116 2007-07-11 Richard Sandiford <richard@codesourcery.com>
12118 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
12119 * config/mips/mips.c (mips_cpu_info_table): Mention
12120 MIPS_ISA_LEVEL_SPEC in the comment.
12122 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12124 PR tree-optimization/32713
12125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
12127 2007-07-11 Paolo Carlini <pcarlini@suse.de>
12129 PR middle-end/30482
12130 * c-opts.c (c_common_post_options): Do not change flag_complex_method
12131 conditional to flag_isoc99.
12132 (c_common_init_options): Do it here, unconditionally.
12134 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
12136 PR tree-optimization/32589
12137 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
12138 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
12139 * tree-ssa-propagate.c (valid_gimple_expression_p): New
12140 predicate, extracted from...
12141 (set_rhs): ...here. Call it for the expression on entry.
12142 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
12143 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
12144 (simplify_binary_expression): Use valid_gimple_expression_p
12145 to validate the simplification.
12146 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
12148 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
12150 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
12151 DWARF2_DEBUG on 32 bit target too.
12152 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
12154 2007-07-11 Nick Clifton <nickc@redhat.com>
12156 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
12157 version for 64-bit hosts.
12159 2007-07-10 David Daney <ddaney@avtrex.com>
12161 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
12163 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
12165 * config/mips/mips.c (mips_expand_synci_loop): New function.
12166 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
12167 (UNSPEC_RDHWR): Same.
12168 (UNSPEC_SYNCI): Same.
12169 (UNSPEC_SYNC): Same.
12170 (clear_cache): New expand.
12174 (clear_hazard): Same.
12175 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
12177 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
12178 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
12180 2007-07-10 Ian Lance Taylor <iant@google.com>
12182 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
12185 2007-07-10 David Daney <ddaney@avtrex.com>
12187 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
12188 * builtins.c (expand_builtin___clear_cache): New function.
12189 (expand_builtin): Call expand_builtin___clear_cache for
12190 BUILT_IN_CLEAR_CACHE case.
12191 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
12192 * doc/md.texi (clear_cache): Document new instruction pattern.
12193 * testsuite/gcc.dg/builtins-64.c: New test.
12195 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
12197 * config/cris/cris.md ("movsi"): Fix typo in last change.
12199 2007-07-09 Geoffrey Keating <geoffk@apple.com>
12202 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
12204 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
12205 * varasm.c (assemble_start_function): Honor DECL_ALIGN
12206 for FUNCTION_DECLs. Don't use align_functions_log if
12208 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
12209 even for FUNCTION_DECLs.
12210 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
12212 * tree.h (DECL_ALIGN): Update for new location of 'align'.
12213 (DECL_FUNCTION_CODE): Update for new location and name of
12215 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
12216 (struct tree_decl_common): Move 'align' and 'off_align' out
12217 of union, ensure they're still on a 32-bit boundary. Remove
12218 other fields in union 'u1'.
12219 (struct tree_function_decl): Add field 'function_code' replacing
12220 'u1.f' in tree_decl_common.
12221 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
12222 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
12223 (Variable Attributes): Cross-reference 'aligned' attribute
12224 to Function Attributes.
12225 * flags.h (force_align_functions_log): Delete.
12226 * toplev.c (force_align_functions_log): Delete.
12228 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
12231 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
12232 (*vec_concatv2di_rex): New insn pattern.
12234 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12237 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
12239 2007-07-10 Ian Lance Taylor <iant@google.com>
12241 Replace no_new_pseudos in backends.
12242 * rtl.h (can_create_pseudo_p): Define.
12243 * config/darwin.c (machopic_indirect_data_reference): Use
12244 can_create_pseudo_p () instead of no_new_pseudos.
12245 (machopic_indirect_data_reference): Likewise.
12246 (machopic_legitimize_pic_address): Likewise.
12247 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
12248 (alpha_emit_set_const_1): Likewise.
12249 (alpha_emit_set_const): Likewise.
12250 (alpha_emit_conditional_move): Likewise.
12251 (alpha_split_conditional_move): Likewise.
12252 * config/alpha/alpha.md (various splitters): Likewise.
12254 * config/arm/arm.c (legitimize_pic_address): Likewise.
12255 (arm_load_pic_register): Likewise.
12256 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
12257 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
12258 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
12259 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
12260 * config/cris/cris.md (movsi): Likewise.
12261 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
12262 (symGOTOFF2reg_hilo): Likewise.
12263 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
12264 * config/h8300/h8300.md (insv, extzv): Likewise.
12265 * config/i386/i386.c (ix86_expand_move): Likewise.
12266 (ix86_expand_vector_move): Likewise.
12267 (ix86_prepare_fp_compare_args): Likewise.
12268 (ix86_expand_carry_flag_compare): Likewise.
12269 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
12270 (tls_dynamic_gnu2_combine_32): Likewise.
12271 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
12272 * config/ia64/ia64.c (ia64_expand_move): Likewise.
12273 (ia64_expand_movxf_movrf): Likewise.
12274 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
12275 (m32c_split_move): Likewise.
12276 (m32c_expand_insv): Likewise.
12277 * config/m68k/m68k.md (movsi): Likewise.
12278 * config/mips/mips.c (mips_force_temporary): Likewise.
12279 (mips_split_symbol): Likewise.
12280 (mips_move_integer): Likewise.
12281 (mips_legitimize_const_move): Likewise.
12282 * config/mn10300/mn10300.md (movsi): Likewise.
12283 * config/pa/pa.c (emit_move_sequence): Likewise.
12284 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
12285 (rs6000_got_register): Likewise.
12286 (create_TOC_reference): Likewise.
12287 (rs6000_machopic_legitimize_pic_address): Likewise.
12288 * config/rs6000/rs6000.md (add<mode>3): Likewise.
12289 (various splitters): Likewise.
12290 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
12291 (movsi_got): Likewise.
12292 * config/s390/s390.c (emit_symbolic_move): Likewise.
12293 * config/s390/s390.md (movhi, movqi): Likewise.
12294 (load_multiple, store_multiple): Likewise.
12295 * config/score/score.c (score_force_temporary): Likewise.
12296 * config/sh/sh.c (prepare_move_operands): Likewise.
12297 (prepare_cbranch_operands): Likewise.
12298 (emit_fpu_switch): Likewise.
12299 (fpscr_set_from_mem): Likewise.
12300 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
12301 (adddi3, subsi3): Likewise.
12302 (various splitters): Likewise.
12303 (divsi_inv_fp_combine): Likewise.
12304 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
12305 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
12307 * config/sh/predicates.md (xor_operand): Likewise.
12308 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
12309 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
12310 (movdi_pic_label_ref): Likewise.
12311 * config/spu/spu.c (spu_split_immediate): Likewise.
12312 * config/alpha/alpha.md (various splitters): Remove test
12313 !no_new_pseudos || reload_completed.
12314 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
12316 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12317 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12318 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12319 * config/score/score.c (th_output_mi_thunk): Likewise.
12320 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12321 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12323 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
12325 PR rtl-optimization/32664
12326 * mode-switching.c (create_pre_exit): Skip barrier insns.
12328 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12330 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
12331 force_gimple_operand_bsi.
12332 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
12333 rewrite_use_compare): Ditto.
12334 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
12336 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
12337 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
12338 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
12339 * tree-profile.c (prepare_instrumented_value,
12340 tree_gen_interval_profiler, tree_gen_pow2_profiler,
12341 tree_gen_one_value_profiler, tree_gen_ic_profiler,
12342 tree_gen_ic_func_profiler, tree_gen_average_profiler,
12343 tree_gen_ior_profiler): Ditto.
12344 * tree-ssa-reassoc.c (negate_value): Ditto.
12345 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
12346 Use force_gimple_operand_bsi.
12347 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12348 * tree-if-conv.c (add_to_dst_predicate_list,
12349 find_phi_replacement_condition): Ditto.
12350 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
12351 Call mark_symbols_for_renaming for new statements.
12352 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
12354 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
12356 * cfghooks.c (remove_edge): New function.
12357 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
12359 * cfghooks.h (remove_edge): Declare.
12360 * cfg.c (remove_edge): Renamed to remove_edge_raw.
12361 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
12363 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
12365 * optabs.h: Added declaration for signbit_optab.
12366 * optabs.c: (init_optabs): Added initialization for signbit_optab.
12367 * genoptinit.c (optabs): Added entry for signbit insns.
12368 * builtins.c (expand_builtin_signbit): Added code to use a signbit
12369 insn, if available.
12370 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
12371 * config/s390/s390.md (signbit<mode>2): New expander.
12373 2007-07-09 Richard Guenther <rguenther@suse.de>
12375 PR middle-end/32698
12376 * fold-const.c (fold_plusminus_mult_expr): Move constant
12377 arguments second to allow decomposing.
12379 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
12382 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12384 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12385 Disregard DECL_FROM_INLINE.
12387 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12390 * doc/invoke.texi: Add ftree-reassoc flag.
12391 * common.opt (ftree-reassoc): New flag.
12392 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
12393 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
12395 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
12397 PR tree-optimization/32681
12398 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
12399 saved in second_edge->aux when first_bb is a loop header.
12401 2007-07-09 Jan HUbicka <jh@suse.cz>
12403 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
12405 2007-07-09 Richard Guenther <rguenther@suse.de>
12407 * c-decl.c (start_function): Do not promote return type.
12409 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
12411 * function.c (do_warn_unused_parameter): Do not warn if
12412 TREE_NO_WARNING is set.
12414 2007-07-08 Andreas Schwab <schwab@suse.de>
12416 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
12418 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
12421 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12423 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12424 apply to assembly language, too.
12425 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12427 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
12429 Revert (note the sccvn portions are *not* reverted)
12430 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12432 Fix PR tree-optimization/23488
12434 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12436 * tree-flow-inline.h (get_value_handle): Ditto.
12437 * tree-ssa-pre.c (decl_vh_map): New.
12438 (decl_node_pool): New.
12439 (can_value_number_operation): Support DECL_P.
12440 (can_PRE_operation): Ditto.
12441 (create_expression_by_pieces): Ditto.
12442 (find_existing_value_expr): Modify to differnetiate between
12443 addressing and top level.
12444 (create_value_handle_for_expr): Handle DECL's.
12445 (poolify_tree): Ditto.
12446 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12447 (make_values_for_stmt): Handle DECL's properly.
12448 (init_pre): Reorg to not init useless things during FRE.
12450 * tree-flow.h: Include pointer-set.h.
12451 (decl_vh_map): Declare.
12452 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12454 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
12456 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
12457 the constraint description.
12458 * doc/md.texi: Update documentation of AVR constraints.
12460 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
12462 * auto-inc-dec.c, config/arm/arm.c,
12463 config/m32r/constraints.md, config/mips/mips.md,
12464 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12465 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
12466 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
12467 typos. Follow spelling conventions.
12468 * doc/invoke.texi, doc/rtl.texi: Fix typos.
12470 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12471 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12473 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
12474 realloc_vuse): Remove.
12475 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
12478 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
12480 Fix PR tree-optimization/23488
12482 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
12483 (try_to_simplify): Ditto.
12484 (visit_use): Ditto.
12485 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
12487 * tree-flow-inline.h (get_value_handle): Ditto.
12488 * tree-ssa-pre.c (decl_vh_map): New.
12489 (decl_node_pool): New.
12490 (can_value_number_operation): Support DECL_P.
12491 (can_PRE_operation): Ditto.
12492 (create_expression_by_pieces): Ditto.
12493 (find_existing_value_expr): Modify to differnetiate between
12494 addressing and top level.
12495 (create_value_handle_for_expr): Handle DECL's.
12496 (poolify_tree): Ditto.
12497 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
12498 (make_values_for_stmt): Handle DECL's properly.
12499 (init_pre): Reorg to not init useless things during FRE.
12501 * tree-flow.h: Include pointer-set.h.
12502 (decl_vh_map): Declare.
12503 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
12505 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
12507 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
12508 apply to assembly language, too.
12509 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
12511 2007-07-06 Ian Lance Taylor <iant@google.com>
12512 Zack Weinberg <zackw@panix.com>
12514 PR middle-end/32441
12515 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
12517 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12519 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
12520 (prefetch): Likewise if "pref" would be used.
12522 2007-07-06 Josh Conner <jconner@apple.com>
12524 PR middle-end/32602
12525 PR middle-end/32603
12526 * calls.c (store_one_arg): Handle arguments which are partially
12527 on the stack when detecting argument overlap.
12529 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
12531 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
12532 chosen during find_reloads.
12534 2007-07-06 Richard Guenther <rguenther@suse.de>
12536 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
12537 TYPE_ARG_TYPES for verification of argument types. Use
12538 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
12539 parameters as variable arguments.
12541 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
12543 * libgcc2.h (word_type): Type definition removed.
12544 (cmp_return_type, shift_count_type): Type definitions added.
12545 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12546 replaced with shift_count_type.
12547 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12549 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
12550 changed from word_type to Wtype.
12551 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
12552 replaced with shift_count_type.
12553 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
12555 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
12556 and libgcc_shift_count attribute added.
12557 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
12558 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
12559 (TARGET_INITIALIZER): New target hooks added.
12560 * targhooks.c (default_libgcc_cmp_return_mode,
12561 default_libgcc_shift_count_mode): Default implementations for the new
12562 target hooks added.
12563 * targhooks.h (default_libgcc_cmp_return_mode,
12564 default_libgcc_shift_count_mode): Function prototypes added.
12565 * target.h (struct gcc_target): Fields for the new target hooks added.
12566 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
12568 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
12571 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
12572 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
12574 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
12575 s390_libgcc_shift_count_mode): Functions added.
12576 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
12577 Target hooks defined.
12579 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12581 * config/mips/mips.c (compute_frame_size): Restore the original
12582 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
12583 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
12584 Document why the difference is needed.
12586 2007-07-06 Richard Guenther <rguenther@suse.de>
12588 * c-common.c (boolean_increment): Use correctly typed
12591 2007-07-06 Richard Sandiford <richard@codesourcery.com>
12593 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
12594 the topmost argument register is not also included in the save mask.
12595 (mips16e_collect_argument_save_p): Take a pointer to the argument
12596 register, rather than a pointer to the number of arguments.
12597 (mips16e_collect_argument_saves): Only include argument saves
12598 that aren't in the register mask.
12600 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
12602 PR rtl-optimization/32450
12603 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
12604 to ensure that instructions are not moved into the prologue when
12605 profiling is on. Remove unused prologue_end variable.
12606 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
12607 as a scheduling barrier.
12609 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
12612 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12613 Disregard DECL_FROM_INLINE.
12615 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
12617 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
12618 IORing with a constant.
12620 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
12622 PR rtl-optimization/32475
12623 * df-scan.c (df_def_record_1): Add a use of the stack pointer
12624 for every definition of the stack pointer.
12626 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
12628 * arm.c (vfp3_const_double_index): Copy signed results of
12629 REAL_VALUE_TO_INT into unsigned vars.
12631 2007-07-05 Richard Guenther <rguenther@suse.de>
12633 PR middle-end/32639
12634 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
12636 * tree-ssa.c (useless_type_conversion_p): Check canonical
12639 2007-07-05 Anatoly Sokolov <aesok@post.ru>
12641 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
12642 zero_extendhisi2): Change to define_insn_and_split.
12643 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
12645 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
12647 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
12648 pass_match_asm_constraints): New.
12649 * passes.c (init_optimization_passes): Add new pass.
12650 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
12651 * function.h (struct function): Add has_asm_statement bit.
12652 (current_function_has_asm_statement): New.
12653 * tree-pass.h (pass_match_asm_constraints): New.
12655 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
12657 * config/mips/mips.c (mips_file_start): Avoid declaration
12660 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12662 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
12664 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
12666 * rtl.def (NOTE): Change print format string to print
12667 operand 5 as a note insn name.
12669 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12670 David Ung <davidu@mips.com>
12672 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
12673 * doc/invoke.texi: (MIPS Options): Document them.
12675 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
12676 David Ung <davidu@mips.com>
12678 Add support for SmartMIPS ASE.
12680 * optabs.c (expand_binop_directly): New, broken out from...
12681 (expand_binop): Here. Make it try rotating in the other
12682 direction even when the second operand isn't constant.
12683 * config/mips/mips.md (*lwxs): New.
12684 * config/mips/mips.opt (msmartmips): New.
12685 * config/mips/mips.c (mips_lwxs_address_p): New.
12686 (mips_rtx_costs): Make it recognize scaled indexed addressing.
12687 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
12688 __mips_smartmips when compiling for TARGET_SMARTMIPS.
12689 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
12690 (ISA_HAS_LWXS): New.
12691 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
12692 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
12693 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
12694 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
12695 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
12696 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
12697 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
12699 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12701 * tree-vectorizer.c (new_loop_vec_info): Initialize
12702 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12703 * tree-vectorizer.h (_loop_vec_info): Added new filed
12704 min_profitable_iters.
12705 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
12706 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
12707 * tree-vect-analyze.c (vect_analyze_operations): Set
12708 LOOP_VINFO_COST_MODEL_MIN_ITERS.
12709 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
12710 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
12711 Fix calculation of peel_iters_prologue. Move consideration of epilogue
12712 and prologue cost to after they are computed.
12713 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
12714 TARG_VEC_STMT_COST.
12715 (vect_model_simple_cost): Takes additional argument dt. Consider cost
12716 of creating vectors from scalars according to dt.
12717 (vect_model_store_cost): Likewise.
12718 (vectorizable_call): Use dt array instead of scalar dt. Call
12719 vect_model_simple_cost with additional argument dt.
12720 (vectorizable_assignment): Likewise.
12721 (vectorizable_operation): Likewise.
12722 (vectorizable_type_demotion): Likewise.
12723 (vectorizable_type_promotion): Likewise.
12724 (vectorizable_store): Use dt array instead of scalar dt. Call
12725 vect_model_store_cost with additional argument dt.
12726 (vect_do_peeling_for_loop_bound): Don't call
12727 vect_estimate_min_profitable_iters. Instead, lookup
12728 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
12729 "may not be profitable".
12731 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
12734 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
12735 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
12736 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
12737 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
12739 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
12741 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
12742 addressing modes cheaper.
12744 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
12746 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
12747 (dw_ranges_struct): Rename block_num to num. Adjust.
12748 (dw_ranges_by_label_struct): New.
12749 (ranges_by_label, ranges_by_label_allocated,
12750 ranges_by_label_in_use): New variables.
12751 (add_ranges_num): Factored most of the code out of...
12752 (add_ranges): ... this one. Rewrite in terms of the former.
12753 (add_ranges_by_labels): New.
12754 (output_ranges): Output by-label ranges.
12755 (dwarf2out_finish): Output range for multiple-section
12756 compile_unit. Output standard DW_AT_low_pc in addition to
12757 unexpected DW_AT_entry_pc.
12759 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
12761 PR tree-optimization/32604
12762 PR tree-optimization/32606
12764 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
12765 (compute_antic_safe): Removed.
12766 (ANTIC_SAFE_LOADS): Ditto.
12767 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
12768 (execute_pre): Don't call compute_antic_safe.
12769 (vuse_equiv): New function.
12770 (make_values_for_stmt): Use it
12771 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
12774 2007-07-04 Anatoly Sokolov <aesok@post.ru>
12777 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
12778 rather than a decl.
12779 (avr_attribute_table): Make "naked" attribute apply to function types
12780 rather than to decls.
12781 (avr_handle_fntype_attribute): New function.
12783 2007-07-04 Joseph Myers <joseph@codesourcery.com>
12785 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
12788 2007-07-04 David Ung <davidu@mips.com>
12789 Joseph Myers <joseph@codesourcery.com>
12791 * config/mips/mips.md (type): Add logical, signext and move.
12792 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
12793 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
12794 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
12795 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
12796 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
12797 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
12798 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
12799 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
12800 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
12801 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
12802 movv2sf_hardfloat_64bit): Use the new types.
12803 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
12804 *movdf_softfloat, *movdf_mips16): Use "multi".
12805 (extendqihi2): Replace with a define_expand.
12806 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
12807 Based on extend<SHORT:mode><GPR:mode>2 patterns.
12808 * config/mips/74k.md (r74k_int_logical): New reservation and
12810 (r74k_int_arith): Remove "slt".
12811 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
12812 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
12813 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
12814 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
12815 reservations for "arith".
12817 2007-07-04 Richard Guenther <rguenther@suse.de>
12819 * tree-ssa.c (useless_type_conversion_p): Add handling for
12820 scalar float and vector types. Only call the types_compatible_p
12821 langhook for aggregate types as last resort. Follow the
12824 2007-07-04 Richard Guenther <rguenther@suse.de>
12826 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
12827 the same as NOP_EXPR.
12829 2007-07-04 Nick Clifton <nickc@redhat.com>
12831 * target.h (struct gcc_target): Add target_help field.
12832 * target-def.h (TARGET_HELP): New.
12833 (TARGET_INITIALIZER): Use TARGET_HELP.
12834 * opts.c (command_handle_option): Invoke target_help function, if
12835 defined, when the user has specified --target-help on the command
12837 * doc/invoke.texi: Mention that --target-help might print
12838 additional information.
12839 * doc/tm.texi: Document TARGET_HELP hook.
12841 * arm.c (TARGET_HELP): Override default definition.
12842 (arm_target_help): New - display a wrapped list of cores and
12843 architectures supported.
12845 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
12847 * config/v850/v850.c (expand_prologue): Make sure
12848 GEN_INT() argument is sign extended rather than zero extended.
12849 (expand_epilogue): Likewise.
12850 (output_move_double): Delete.
12851 * config/v850/v850-protos.h (output_move_double): Delete.
12852 * config/v850/v850.md (movdi): Delete.
12853 (*movdi_internal): Delete.
12855 (*movdf_internal): Delete.
12857 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12859 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
12860 unless compiling RTP PIC.
12862 2007-07-04 Richard Guenther <rguenther@suse.de>
12864 PR tree-optimization/32482
12865 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
12866 original ssa name if we didn't find a shift expression.
12867 Fix shift constant for bit zero test.
12869 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12871 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
12873 2007-07-04 Richard Sandiford <richard@codesourcery.com>
12875 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
12876 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
12877 * config/arm/vxworks.h (ASM_SPEC): Delete.
12878 (SUBTARGET_EXTRA_ASM_SPEC): Define.
12880 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12882 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
12883 (DDR_REVERSED_P): New.
12884 * tree-data-ref.c (initialize_data_dependence_relation,
12885 build_classic_dist_vector): Set DDR_REVERSED_P.
12887 2007-07-04 Sebastian Pop <sebpop@gmail.com>
12889 PR middle-end/32457
12890 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
12891 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12892 init_omega_for_ddr_1): Use non conservative number of iterations
12894 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
12895 (analyze_siv_subscript): Remove FIXME and reinitialization of
12896 last_conflicts to chrec_dont_know.
12897 * testsuite/gfortran.dg/vect/pr32457.f90: New.
12899 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12901 * tree.c (maybe_canonicalize_argtypes): Improve description.
12903 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
12905 * tree.c (maybe_canonicalize_argtypes): New.
12906 (build_function_type): Set canonical type.
12907 (build_method_type_directly): Ditto.
12908 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
12911 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12913 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
12915 (rewrite_use_nonlinear_expr): Likewise.
12917 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
12919 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
12921 2007-07-04 Ben Elliston <bje@au.ibm.com>
12923 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
12926 * c-objc-common.c (c_types_compatible_p): Fix indentation.
12928 * doc/tm.texi (Run-time Target): Capitalise "CPU".
12929 (Exception Handling): Likewise.
12931 2007-07-03 Jan Hubicka <jh@suse.cz>
12933 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
12935 2007-07-03 Eric Christopher <echristo@apple.com>
12937 * doc/cppopts.texi: Add conflicting option note to -dM.
12938 * doc/invoke.texi: Add note about possible conflicts with
12939 -E for -dCHARS and note that -dM will not produce
12940 any results if there is no machine dependent reorg.
12942 2007-07-03 Geoffrey Keating <geoffk@apple.com>
12944 * tree.h (DECL_ALIGN): Back out previous change.
12946 2007-07-03 Joseph Myers <joseph@codesourcery.com>
12948 * configure.ac: Test for .dtprelword support on MIPS.
12949 * configure, config.in: Regenerate.
12950 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
12951 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
12953 2007-07-03 Julian Brown <julian@codesourcery.com>
12955 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
12956 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
12957 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
12958 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
12960 (all_fpus): Add FPUTYPE_VFP3.
12961 (fp_model_for_fpu): Add VFPv3 field.
12962 (arm_rtx_costs_1): Give cost to VFPv3 constants.
12963 (vfp3_const_double_index): New function. Return integer index of
12964 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
12966 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
12967 and argument represents a valid RTX for a VFPv3 constant.
12968 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
12970 (vfp_emit_fstmd): Similar, for fstmd.
12971 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
12972 constants, represented as integer indices.
12973 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
12974 VFP_REGNO_OK_FOR_DOUBLE macros.
12975 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
12976 (arm_file_start): Set float-abi attribute for VFPv3, and output
12977 correct ".fpu" assembler directive.
12978 (arm_dbx_register_numbering): Add FIXME.
12979 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
12980 (fputype): Add FPUTYPE_VFP3.
12981 (FIXED_REGISTERS): Add 32 registers for D16-D31.
12982 (CALL_USED_REGISTERS): Likewise.
12983 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
12984 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
12985 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
12986 (D7_VFP_REGNUM): New.
12987 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
12988 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
12989 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
12990 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
12991 (REG_ALLOC_ORDER): Adjust for VFPv3.
12992 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
12993 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
12994 VFP_LO_REGS, VFP_HI_REGS.
12995 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
12996 (IS_VFP_CLASS): Define macro.
12997 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
12999 (REGISTER_MOVE_COST): Likewise.
13000 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
13001 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
13002 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
13003 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
13004 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
13005 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
13006 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
13007 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
13008 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
13009 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
13010 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
13011 where appropriate for single-word registers.
13012 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
13013 As above. Fix type attributes.
13014 * config/arm/constraints.md (register_contraint "t"): Define.
13015 (register_constraint "w"): Change to D0-D15, or D0-D31 for
13017 (register_constraint "x"): Define.
13018 (constraint "Dv"): Define.
13020 2007-07-03 Geoffrey Keating <geoffk@apple.com>
13022 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
13024 2007-07-03 Tom Tromey <tromey@redhat.com>
13026 * c-parser.c (objc_pq_context): Removed.
13027 (objc_need_raw_identifier): Likewise.
13028 (c_parser) <objc_pq_context>: New field.
13029 <objc_need_raw_identifier>: Likewise.
13030 (OBJC_NEED_RAW_IDENTIFIER): Removed.
13031 (c_lex_one_token): Update.
13032 (c_parser_objc_protocol_definition): Update.
13033 (c_parser_objc_method_definition): Update.
13034 (c_parser_objc_methodproto): Update.
13035 (c_parser_declspecs): Update.
13037 2007-07-03 David Ung <davidu@mips.com>
13039 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
13041 2007-07-03 David Ung <davidu@mips.com>
13042 Richard Sandiford <richard@codesourcery.com>
13044 * doc/invoke.texi: Document -march=74kf3_2.
13045 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
13046 (TUNE_74K): Check for it.
13047 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
13048 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
13049 * config/mips/mips.md (cpu): Add 74kf3_2.
13050 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
13051 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
13052 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
13053 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
13054 74kf3_2 to the CPU list.
13055 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
13056 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
13057 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
13058 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
13059 (r74kf3_2_fxfer_from_c1): New insn reservations.
13061 2007-07-03 Richard Sandiford <richard@codesourcery.com>
13062 David Ung <davidu@mips.com>
13064 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
13065 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
13066 and 74k[fx]. Document aliases for the new options.
13067 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
13068 (PROCESSOR_24KF2_1): ...this.
13069 (PROCESSOR_24KX): Rename to...
13070 (PROCESSOR_24KF1_1): ...this.
13071 (PROCESSOR_74KF): Rename to...
13072 (PROCESSOR_74KF2_1): ...this.
13073 (PROCESSOR_74KX): Rename to...
13074 (PROCESSOR_74KF1_1): ...this.
13075 (TUNE_74K): Update PROCESSOR_* names.
13076 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
13077 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
13078 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
13079 (mips_rtx_cost_data): Update processor names in comments.
13080 (mips_issue_rate): Update PROCESSOR_* names.
13081 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
13082 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
13083 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
13084 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
13085 Update cpu attribute names.
13086 (r24k_fpu_iss): Rename this reservation to...
13087 (r24kf2_1_fpu_iss): ...this and update all uses.
13088 (r24kx_fpu_iss): Rename this reservation to...
13089 (r24kf1_1_fpu_iss): ...this and update all uses.
13090 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
13091 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
13092 Update cpu attribute names.
13094 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
13096 * config/m32r/constraints.md: New file.
13097 * config/m32r/m32r.c: Include tm-constrs.h.
13098 (small_data_operand): Use satisfies_constraint_* instead of macro.
13099 (addr24_operand, gen_compare): Likewise.
13100 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
13101 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
13102 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13103 EXTRA_CONSTRAINT): Likewise.
13104 * config/m32r/m32r.md: Include constraints.md.
13105 (*movsi_insn): Use satisfies_constraint_* instead of macro.
13106 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
13107 * config/m32r/predicates.md (conditional_move_operand): Likewise.
13108 (two_insn_const_operand, int8_operand, uint16_operand,
13109 reg_or_int16_operand, reg_or_uint16_operand,
13110 reg_or_cmp_int16_operand, cmp_int16_operand,
13111 seth_add3_operand): Likewise.
13113 2007-07-03 Eric Christopher <echristo@gmail.com>
13115 * libgcc2.h: Conditionally declare __bswapsi2 and
13118 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
13120 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
13123 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13126 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
13127 (__gthrw_pragma): Provide default definition.
13128 (__gthrw2): Use it.
13129 * gthr-posix.c (__gthrw_pragma): Define.
13131 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
13133 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
13134 before declaring inequality.
13136 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
13138 * combine.c (recog_for_combine): Log the success or failure of
13139 matching new insn patterns against the machine description in
13142 2007-07-03 Revital Eres <eres@il.ibm.com>
13144 * ddg.c (print_sccs): New function.
13145 (check_sccs): New function.
13146 (create_ddg_all_sccs): Use it.
13147 * ddg.h (print_sccs): Declare.
13148 * modulo-sched.c (sms_order_nodes): Call print_sccs.
13150 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
13152 * targhooks.h (default_mode_for_suffix): New function declaration.
13153 * targhooks.c (default_mode_for_suffix): New default target hook.
13154 * target.h (struct c): New structure in the targetm struct.
13155 (mode_for_suffix): New target hook as part of struct c.
13156 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
13157 default_mode_for_suffix.
13158 (TARGET_C): New define.
13159 * c-lex.c: Include "target.h".
13160 (interpret_float): Use targetm.c.mode_for_suffix to determine
13161 the mode for a given non-standard suffix.
13162 Makefile.in (c-lex.o): Depend on $(TARGET_H).
13164 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
13165 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
13167 * doc/extend.texi (Floating Types): New node. Document __float80 and
13168 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
13170 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
13173 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
13174 predicate instead of target_operand.
13175 (divsi3_i1_media, divsi3_media_2): Likewise.
13177 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
13179 * tree.h (alias_sets_might_conflict_p): Rename into
13180 alias_sets_must_conflict_p.
13181 * alias.c (alias_sets_might_conflict_p): Likewise.
13182 (alias_sets_conflict_p): Use it.
13183 (objects_must_conflict_p): Likewise.
13184 * c-common.c (strict_aliasing_warning): Adjust.
13186 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
13188 * rtlhooks.c (gen_lowpart_if_possible): Check for
13189 invalid subreg before calling gen_lowpart_SUBREG.
13191 2007-07-02 Geoffrey Keating <geoffk@apple.com>
13193 * config/darwin9.h: Add copyright notice.
13194 (LINK_COMMAND_SPEC): Add comment.
13195 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
13196 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
13197 DARWIN_LIBSYSTEM_HAS_UNWIND.
13199 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13202 * omp-low.c (check_combined_parallel): New function.
13203 (lower_omp_parallel): Call it via walk_stmts, set
13204 OMP_PARALLEL_COMBINED if appropriate.
13205 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
13206 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
13207 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
13208 don't consider it as combined parallel.
13210 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13212 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
13213 (gcc_tooldir): Likewise.
13214 * configure: Regenerate.
13215 * Makefile.in (libsubdir_to_prefix): New variable, based on the
13216 old configure.ac gcc_tooldir setting.
13217 (prefix_to_exec_prefix): New variable.
13218 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
13219 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
13221 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
13223 Fix PR tree-optimization/32583
13224 Fix PR tree-optimization/32584
13225 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
13226 (phi_translate_set): Use phi_translate directly now.
13227 (make_values_for_stmt): Don't value number RHS if we already know
13230 2007-07-02 Steve Ellcey <sje@cup.hp.com>
13231 Jim Wilson <wilson@specifix.com>
13234 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
13237 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
13238 Richard Sandiford <richard@codesourcery.com>
13239 Nigel Stephens <nigel@mips.com>
13241 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
13242 (mips16e_output_save_restore): Declare.
13243 (mips16e_save_restore_pattern_p): Likewise.
13244 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
13245 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
13246 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
13247 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
13248 (BITSET_P): New global macro, extracted from...
13249 (mips_for_each_saved_reg): ...here.
13250 (mips16e_save_restore_info): New struct.
13251 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
13252 (mips16e_save_restore_regs): New variable.
13253 (mips_split_plus, mips16e_find_first_register): New functions.
13254 (mips16e_mask_registers): New function.
13255 (compute_frame_size): Expand the commentary before the function.
13256 Enforce the MIPS16e save and restore register range restrictions.
13257 Pad the general register save area at the low end.
13258 (mips16e_save_restore_reg, mips16e_build_save_restore)
13259 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
13260 (mips16e_output_save_restore, mips16e_collect_propagate_value)
13261 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
13263 (mips_expand_prologue, mips_expand_epilogue): Handle
13264 GENERATE_MIPS16E_SAVE_RESTORE.
13265 * config/mips/mips.md (*mips16e_save_restore): New pattern.
13267 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
13269 PR tree-optimization/31966
13270 PR tree-optimization/32533
13271 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
13272 "basic_block" description as its third argument. Update function
13273 calls to get destination bb from "edge" argument. Save "cond" into
13274 aux field of the edge. Update prototype for changed arguments.
13275 (if_convertible_loop_p): Clear aux field of incoming edges if bb
13277 (find_phi_replacement_condition): Operate on incoming edges, not
13278 on predecessor blocks. If there is a condition saved in the
13279 incoming edge aux field, AND it with incoming bb predicate.
13280 Return source bb of the first edge.
13281 (clean_predicate_lists): Clean aux field of outgoing node edges.
13282 (tree_if_conversion): Do not initialize cond variable. Move
13283 variable declaration into the loop.
13284 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
13285 initializations of new_stmt, arg0 and arg1 variables.
13287 2007-07-02 Jakub Jelinek <jakub@redhat.com>
13289 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
13290 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
13292 2007-07-02 Richard Guenther <rguenther@suse.de>
13294 * tree-ssa.c (useless_type_conversion_p): Document
13295 future intent as defining the middle-end type system.
13296 Re-structure to call langhook last, group by type class,
13297 mark questionable parts.
13299 2007-07-02 Richard Guenther <rguenther@suse.de>
13301 * tree-flow.h (types_compatible_p): Declare.
13302 * tree-ssa.c (types_compatible_p): New function.
13303 * ipa-type-escape.c (discover_unique_type): Use
13304 types_compatible_p instead of lang_hooks.types_compatible_p.
13305 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
13306 * tree-vn.c (expressions_equal_p): Likewise.
13307 * tree.c (fields_compatible_p): Likewise.
13308 * tree-ssa-dom.c (avail_expr_eq): Likewise.
13309 (cprop_operand): Use useless_type_conversion_p instead of
13310 lang_hooks.types_compatible_p.
13311 * tree-inline.c (setup_one_parameter): Likewise.
13312 (declare_return_variable): Likewise.
13313 * tree-nrv.c (tree_nrv): Likewise.
13314 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13315 (maybe_fold_offset_to_component_ref): Likewise.
13316 (maybe_fold_offset_to_reference): Likewise.
13317 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13318 (merge_alias_info): Likewise.
13319 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13320 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13321 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
13322 * tree-tailcall.c (find_tail_calls): Likewise.
13323 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
13324 * gimplify.c (canonicalize_addr_expr): Likewise.
13325 (fold_indirect_ref_rhs): Likewise.
13326 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
13327 (cpt_same_type): Likewise.
13328 (check_pointer_types_r): Swap parameters to cpt_same_type
13330 * fold-const.c (fold_convert): Revert fix for PR15988.
13331 * tree-inline.c (setup_one_parameter): Instead fix it here by
13332 using fold_build1 instead of fold_convert and checking for
13333 error_mark_node. Convert only if the conversion is necessary.
13335 2007-07-02 Joseph Myers <joseph@codesourcery.com>
13337 * configure.ac: Check for .gnu_attribute on Power.
13338 * configure: Regenerate.
13339 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
13340 attribute for floating-point ABI.
13342 2007-07-02 Ira Rosen <irar@il.ibm.com>
13344 PR tree-optimization/32230
13345 PR tree-optimization/32477
13346 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
13347 address is a constant.
13349 2007-07-02 Richard Sandiford <richard@codesourcery.com>
13351 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
13352 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
13353 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
13354 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
13355 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
13356 64-bit targets. Add support for *-elfoabi*.
13357 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
13358 different settings if $(tm_defines) does not select the EABI.
13359 (MULTILIB_EXCLUSIONS): Define in those circumstances.
13360 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
13361 (MIPS_ARCH_OPTION_SPEC): Likewise.
13362 (MIPS_ISA_LEVEL_SPEC): Likewise.
13363 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
13364 * config/mips/elfoabi.h: New file.
13366 2007-07-02 Richard Guenther <rguenther@suse.de>
13368 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
13369 (useless_type_conversion_p): ... this.
13370 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
13371 (useless_type_conversion_p): ... this.
13372 * builtins.c (fold_builtin_memory_op): Rename
13373 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
13374 * tree-cfg.c (verify_expr): Likewise.
13375 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
13376 * tree-ssa-ccp.c (ccp_fold): Likewise.
13377 * tree-ssa-copy.c (may_propagate_copy): Likewise.
13378 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
13379 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
13380 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
13381 * tree-ssa-pre.c (eliminate): Likewise.
13382 * tree-ssa.c (delete_tree_ssa): Likewise.
13383 (tree_ssa_useless_type_conversion): Likewise.
13384 * tree.c (build2_stat): Likewise.
13386 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13388 Fix PR tree-optimization/32571
13389 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
13392 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
13394 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
13395 and other expected operations explicitly, change default to
13398 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13400 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
13402 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
13403 (tls_load_dot_plus_eight): Move the label number into the unspec.
13404 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
13406 2007-07-01 Andreas Schwab <schwab@suse.de>
13408 * dwarf2out.c (initial_return_save): Define only if used.
13410 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
13412 Unreverting Richard's Revert of:
13414 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13416 * dce.c (deletable_insn_p_1): New function, split out from...
13417 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13418 specially, not those inside PARALLELs. Remove BODY argument
13419 and adjust recursive call accordingly.
13420 (prescan_insns_for_dce): Update call to delete_insn_p.
13422 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
13423 Revital Eres <eres@il.ibm.com>
13425 * ddg.c (create_ddg_all_sccs): Fix missed
13426 initialization of scc_nodes.
13428 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
13430 PR middle-end/32559
13431 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
13432 X + ~X to 1 only for INTEGRAL_TYPE_P type.
13434 2007-06-30 Joseph Myers <joseph@codesourcery.com>
13436 * configure.ac: Check for .gnu_attribute on MIPS.
13437 * configure, config.in: Regenerate.
13438 * config/mips/mips.c (mips_file_start): If supported, output
13439 attribute for floating-point ABI.
13441 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
13444 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
13445 (ffs_cmove): New expander to expand using ctz pattern.
13446 (*ffs_cmove): Remove pattern.
13447 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
13448 (ffsdi2): Expand using ctz pattern.
13449 (*ffs_rex64): Remove pattern.
13451 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13453 PR rtl-optimization/32296
13454 * pa.md (return): Delete pattern.
13455 (return_internal): Remove "(const_int 1)" from pattern.
13456 (epilogue): Use return_internal pattern for trivial returns.
13457 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
13458 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
13460 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13462 * tree-ssa-pre.c (is_exception_related): New function
13463 (can_value_number_operation): Use it.
13465 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
13467 Fix PR tree-optimization/32540
13468 Fix PR tree-optimization/31651
13470 * tree-ssa-sccvn.c: New file.
13472 * tree-ssa-sccvn.h: Ditto.
13474 * tree-vn.c: Include tree-ssa-sccvn.h
13475 (val_expr_paid_d): Removed.
13476 (value_table): Ditto.
13477 (vn_compute): Ditto.
13478 (val_expr_pair_hash): Ditto.
13479 (val_expr_pair_expr_eq): Ditto.
13480 (copy_vuses_from_stmt): Ditto.
13481 (vn_delete): Ditto.
13483 (shared_vuses_from_stmt): Ditto.
13484 (print_creation_to_file): Moved up.
13485 (sort_vuses): Ditto.
13486 (sort_vuses_heap): Ditto.
13487 (set_value_handle): Make non-static.
13488 (make_value_handle): Ditto.
13489 (vn_add): Rewritten to use sccvn lookups.
13490 (vn_add_with_vuses): Ditto.
13491 (vn_lookup): Ditto (and second argument removed).
13492 (vn_lookup_with_vuses): Ditto.
13493 (vn_lookup_or_add): Ditto (and second argument removed);
13494 (vn_lookup_or_add_with_vuses): Ditto.
13495 (vn_lookup_with_stmt): New.
13496 (vn_lookup_or_add_with_stmt): Ditto.
13497 (create_value_handle_for_expr): Ditto.
13499 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
13500 (seen_during_translate): New function.
13501 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
13502 (phi_trans_add): Ditto.
13503 (constant_expr_p): FIELD_DECL is always constant.
13504 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
13505 Use constant_expr_p.
13506 Avoid infinite recursion on mutually valued expressions.
13507 Change callers of vn_lookup_or_add.
13508 (phi_translate): New function.
13509 (compute_antic_safe): Allow phi nodes.
13510 (create_component_ref_by_pieces): Update for FIELD_DECL change.
13511 (find_or_generate_expression): Rewrite slightly.
13512 (create_expression_by_pieces): Updated for vn_lookup_or_add
13514 Update VN_INFO for new names.
13515 (insert_into_preds_of_block): Update for new names.
13516 (add_to_exp_gen): New function.
13517 (add_to_sets): Use vn_lookup_or_add_with_stmt.
13518 (find_existing_value_expr): Rewrite to changed vn_lookup.
13519 (create_value_expr_from): Ditto, and use add_to_exp_gen.
13520 (try_look_through_load): Removed.
13521 (try_combine_conversion): Ditto.
13522 (get_sccvn_value): New function.
13523 (make_values_for_phi): Ditto.
13524 (make_values_for_stmt): Ditto.
13525 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
13527 (init_pre): Update for SCCVN changes.
13529 (execute_pre): Ditto.
13531 * tree-flow.h (make_value_handle): Declare.
13532 (set_value_handle): Ditto.
13533 (sort_vuses_heap): Ditto.
13534 (vn_lookup_or_add_with_stmt): Ditto.
13535 (vn_lookup_with_stmt): Ditto.
13536 (vn_compute): Remove.
13538 (vn_delete): Ditto.
13539 (vn_lookup): Update arguments.
13541 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
13542 (tree-vn.o): Ditto.
13543 (tree-ssa-sccvn.o): New.
13544 (OBJS-common): Add tree-ssa-sccvn.o
13546 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13549 * c-typeck.c (build_external_ref): Don't mark as used if called
13551 * calls.c (rtx_for_function_call): Likewise.
13553 2007-06-30 Richard Sandiford <richard@codesourcery.com>
13557 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13559 * dce.c (deletable_insn_p_1): New function, split out from...
13560 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13561 specially, not those inside PARALLELs. Remove BODY argument
13562 and adjust recursive call accordingly.
13563 (prescan_insns_for_dce): Update call to delete_insn_p.
13565 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
13567 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
13568 (try_combine): Move potential calls to undo_all() so they happen
13569 before we commit to using the combined insns.
13571 2006-06-30 Jan Hubicka <jh@suse.cz>
13573 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
13576 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
13578 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
13579 (cgraph_remove_unreachable_nodes): Likewise.
13580 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
13581 * ipa-inline.c (update_caller_keys): Cast according to the coding
13583 (cgraph_decide_recursive_inlining): Likewise.
13584 (cgraph_decide_inlining_of_small_function): Likewise.
13585 (try_inline): Likewise.
13586 (cgraph_decide_inlining_incrementally): Likewise.
13587 * ipa-pure-const.c (get_function_state): Likewise.
13588 (scan_function): Likewise.
13589 (analyze_function): Likewise.
13590 (static_execute): Likewise.
13591 * ipa-reference.c (scan_for_static_refs): Likewise.
13592 (merge_callee_local_info): Likewise.
13593 (analyze_function): Use type safe memory macros.
13594 (static_execute): Likewise. Cast according to the coding conventions.
13595 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
13597 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
13599 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
13600 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
13603 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13605 PR middle-end/30024
13606 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
13607 for complex modes (both int and real).
13609 2007-06-29 Jan Hubicka <jh@suse.cz>
13611 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
13613 2007-06-29 Jan Hubicka <jh@suse.cz>
13615 PR middle-end/32372
13616 * cse.c (cse_insn): Avoid invalid sharing in between register note and
13619 2007-06-29 Anatoly Sokolov <aesok@post.ru>
13622 * config/avr/avr.c: Include dataflow header file.
13623 (expand_prologue): Adjust for prologue insn change.
13624 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
13627 2007-06-29 Richard Guenther <rguenther@suse.de>
13629 PR middle-end/32493
13630 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
13631 during type verification.
13633 2007-06-29 Jan Hubicka <jh@suse.cz>
13635 * recog.c (validate_change_rtx_1): Unshare TO argument.
13637 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
13639 PR tree-optimization/24659
13640 * tree-vect-transform.c (vectorizable_call): Handle
13641 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13643 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
13644 * config/i386/i386.c (enum ix86_builtins)
13645 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
13646 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
13648 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
13649 const using def_builtin_const.
13650 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
13651 input operands in the same modes as the result.
13652 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
13654 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
13656 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
13657 (df_set_dead_notes_for_mw): Likewise.
13659 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
13661 * c-common.c (pointer_int_sum): Do the negation in sizetype.
13663 2007-06-28 DJ Delorie <dj@redhat.com>
13665 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
13667 2007-06-28 Geoffrey Keating <geoffk@apple.com>
13669 * doc/invoke.texi (C++ Dialect Options): Document
13670 fvisibility-ms-compat.
13671 * c.opt (fvisibility-ms-compat): New.
13673 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13676 * tree-affine.c (aff_combination_add_elt): Handle
13677 pointer addition specially.
13679 2007-06-28 Jakub Jelinek <jakub@redhat.com>
13681 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
13682 decl is non-external for AIX ABI.
13684 2007-06-28 David Edelsohn <edelsohn@gnu.org>
13686 * config/rs6000/predicates.md (current_file_function_operand):
13687 Ensure the symbol is non-external for AIX ABI.
13689 2007-06-28 Nick Clifton <nickc@redhat.com>
13691 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
13692 (fdce, fdse, fpredictive-commoning): Likewise.
13694 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13697 * gcc.c (process_command): Recognize the new -static-libgfortran
13700 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
13703 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
13704 Use a call clobbered hard reg instead of a pseudo reg.
13706 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13708 * config/sh/sh.md (load_gbr): Use correct operand constraint.
13710 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
13713 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
13714 REG_LIBCALL and REG_RETVAL notes.
13715 (divsi3, mulsi3): Likewise.
13716 (mulhisi3): Likewise. Use emit_libcall_block.
13717 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
13719 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
13721 PR rtl-optimization/32481
13722 * combine.c (adjust_for_new_dest): Rescan the changed insn.
13724 2007-06-27 Richard Sandiford <richard@codesourcery.com>
13726 * dce.c (deletable_insn_p_1): New function, split out from...
13727 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
13728 specially, not those inside PARALLELs. Remove BODY argument
13729 and adjust recursive call accordingly.
13730 (prescan_insns_for_dce): Update call to delete_insn_p.
13732 2007-06-27 Richard Guenther <rguenther@suse.de>
13734 PR middle-end/32492
13735 * tree.h (fold_convertible_p): Declare.
13736 * fold-const.c (fold_convertible_p): New function.
13737 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
13738 instead of lang_hooks.types_compatible_p.
13740 2007-06-26 Jan Hubicka <jh@suse.cz>
13742 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
13743 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
13744 early use validate_unshare_change.
13745 (reload_combine): Likewise.
13746 * recog.c (change_t): New field unshare.
13747 (validate_change_1): Rename from validate_change; add argument unshare.
13748 (validate_change): Turn into wrapper of validate_change_1; update
13749 prototype for bools.
13750 (validate_unshare_change): New.
13751 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
13752 calls of df_insn_rescan.
13753 * recog.h (validate_change): Replace ints by bools.
13754 (validate_unshare_change): Declare.
13756 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
13758 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
13760 2007-06-26 Steve Ellcey <sje@cup.hp.com>
13762 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
13764 2007-06-25 Jan Hubicka <jh@suse.cz>
13766 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
13768 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
13769 cgraph_decide_inlining_incrementally): Move uninlinability checks to
13770 places other call site specific checks are performed.
13772 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13775 * tree-vect-transform.c (vectorizable_operation): Convert
13776 POINTER_PLUS_EXPR over to PLUS_EXPR.
13778 2007-06-25 Chao-ying Fu <fu@mips.com>
13780 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
13781 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
13782 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
13783 Document GET_MODE_IBIT, and GET_MODE_FBIT.
13785 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
13786 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13787 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
13788 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
13789 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
13790 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
13791 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
13792 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
13793 ALL_FIXED_POINT_MODE_P): New define.
13794 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13796 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
13798 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
13799 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13800 MODE_VECTOR_UACCUM): New mode classes.
13802 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
13803 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
13804 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
13807 * genmodes.c (struct mode_data): Add ibit and fbit fields.
13808 (blank_mode): Initialize ibit and fbit.
13809 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
13810 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13812 (new_adjust): Change required_class to required_class_from and
13813 required_class_to for testing within a range.
13814 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
13815 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
13816 MODE_VECTOR_UACCUM.
13817 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
13818 (make_fixed_point_mode): New.
13819 (_ADD_ADJUST): Change C to C1 and C2.
13820 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
13821 use a range for machine classes.
13822 (ADJUST_IBIT, ADJUST_FBIT): New.
13823 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
13825 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
13826 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
13827 Emit adjustment for ibit and fbit.
13828 (emit_mode_ibit, emit_mode_fbit): New.
13829 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
13831 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
13833 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
13834 as the source of the set.
13836 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
13838 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
13839 FP_REGNO_P): Use IN_RANGE.
13840 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
13841 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
13842 (DATA_REG_P): Use DATA_REGNO_P.
13843 (FP_REG_P): Use FP_REGNO_P.
13844 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
13845 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
13846 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
13848 2007-06-24 Jan Hubicka <jh@suse.cz>
13850 PR middle-end/30563
13851 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
13853 2007-06-24 Sebastian Pop <sebpop@gmail.com>
13855 PR middle-end/32461
13856 * fold-const.c (fold_binary): Strip nops of operand 0
13857 of BIT_NOT_EXPR before calling operand_equal_p.
13858 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
13859 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
13861 2007-06-23 Mark Mitchell <mark@codesourcery.com>
13863 * doc/extend.texi: Document that dllimport and dllexport imply
13864 default visibility.
13865 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
13866 imported or exported declaration, including type declarations.
13867 * c-common.c (handle_visibility_attribute): Check for conflicts
13868 with dllimport/dllexport.
13869 (c_determine_visibility): Handle dllimport/dllexport as an
13870 explicit visibility atttribute.
13872 2007-06-23 Richard Guenther <rguenther@suse.de>
13874 PR tree-optimization/16876
13875 PR middle-end/29478
13876 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
13878 * tree-inline.c (initialize_inlined_parameters): Do not call
13879 lang_hooks.tree_inlining.convert_parm_for_inlining.
13880 * cgraphbuild.c (initialize_inline_failed): Set inline failed
13881 reason for mismatched types.
13882 * gimplify.c (gimplify_call_expr): Verify the call expression
13883 arguments match the called function type signature. Otherwise
13884 mark the call expression to be not considered for inlining
13885 using CALL_CANNOT_INLINE_P flag.
13886 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
13887 edges call expression.
13888 (cgraph_decide_inlining_of_small_function): Likewise.
13889 (cgraph_decide_inlining): Likewise.
13890 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13892 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
13893 * c-typeck.c (c_convert_parm_for_inlining): Remove.
13894 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
13895 Remove declaration.
13896 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
13897 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
13899 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
13900 convert_parm_for_inlining member.
13902 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
13905 * arm.md (negscc): Match the correct operand for optimized LT0 test.
13906 Remove optimization for GT.
13908 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
13910 PR middle-end/32437
13911 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
13913 (prescan_insns_for_dce): Add extra parameter.
13915 2007-06-23 Jan Hubicka <jh@suse.cz>
13917 PR middle-end/31541
13918 * gimplify.c (mark_addressable): New function.
13919 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
13921 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13923 PR middle-end/32374
13924 * expr.c (store_constructor): Do not clobber non-zeroed memory.
13926 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13929 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
13930 moves between MMX/SSE registers to at least 8 units to prevent
13931 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
13933 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
13935 * config/i386/i386.c (override_options): Correct x86_sahf
13938 2007-06-21 David Daney <ddaney@avtrex.com>
13941 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
13942 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
13943 (exception_receiver): Renamed to ...
13944 (nonlocal_goto_receiver): ... this.
13946 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
13948 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
13949 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
13950 partial register accesses.
13952 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
13954 * fold-const.c (debug_fold_checksum): Move it under
13955 ENABLE_FOLD_CHECKING.
13957 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13959 PR middle-end/20623
13960 * tree.h (debug_fold_checksum): Declared.
13961 * fold-const.c (build_fold_addr_expr_with_type_1): New.
13962 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
13963 build_fold_addr_expr_with_type_1.
13964 (fold_addr_expr, debug_fold_checksum): New.
13965 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
13966 (fold_unary, fold_comparison, split_address_to_core_and_offset):
13967 Use fold_addr_expr.
13969 2007-06-21 Sebastian Pop <sebpop@gmail.com>
13971 PR tree-optimization/19590
13972 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
13973 of scev is a constant.
13975 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
13977 * df-problems.c (df_note_bb_compute): Made computation of live
13978 info consistent with df_lr.
13980 2007-06-21 Richard Guenther <rguenther@suse.de>
13982 PR tree-optimization/32453
13983 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
13984 for pointer anti-range.
13986 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.c (processor_target_table): Increase maximum
13989 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
13992 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
13993 byte alignment if > 8 byte alignment is preferred.
13994 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13996 2007-06-21 Jakub Jelinek <jakub@redhat.com>
13998 PR tree-optimization/31866
13999 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
14000 if ASM_EXPR's input is not a SSA_NAME.
14002 PR middle-end/32362
14003 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
14004 but decl is a global var, instead return decl.
14005 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
14006 even for is_global_var decls, if they are private in some outer
14009 2007-06-21 Richard Guenther <rguenther@suse.de>
14011 PR tree-optimization/32451
14012 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
14014 2007-06-21 Christian Bruel <christian.bruel@st.com>
14016 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
14017 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
14018 (push_regs): Changed saving order or banked registers.
14019 (sh_expand_epilogue): Likewise.
14020 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
14021 (FIRST_BANKED_REG): Likewise.
14022 (LAST_BANKED_REG): Likewise.
14023 * config/sh/sh.md (banked) New attribute.
14024 (in_delay_slot): Check banked attribute.
14026 2007-06-20 Sebastian Pop <sebpop@gmail.com>
14028 PR tree-optimization/32075
14029 * tree-data-ref.c (subscript_dependence_tester_1,
14030 analyze_miv_subscript, analyze_overlapping_iterations,
14031 add_distance_for_zero_overlaps, build_classic_dist_vector,
14032 subscript_dependence_tester_1, analyze_overlapping_iterations,
14033 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
14034 compute_affine_dependence, compute_all_dependences): Pass loop_nest
14035 to evolution_function_is_affine_multivariate_p.
14037 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14039 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
14041 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
14044 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
14046 * config/m32c/prologue.md (epilogue_exitd_16): New.
14047 (epilogue_reit_16): New.
14048 (epilogue_exitd): Rename to epilogue_exitd_24.
14049 (epilogue_reit): Rename to epilogue_reit_24.
14051 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
14052 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14054 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
14056 * haifa-sched.c (queue_to_ready): Don't requeue next insn
14057 if dbg_cnt (sched_insn) reaches the limit.
14058 (choose_ready): New parameter INSN_PTR and new return value.
14059 (schedule_block): Handle dbg_cnt (sched_insn). Handle
14060 the new return value from choose_ready.
14061 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
14062 (rest_of_handle_global_alloc): New global_alloc_at_func.
14064 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
14066 PR tree-optimization/25737
14067 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
14068 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
14069 * tree-flow.h (struct fieldoff): Add new field alias_set.
14070 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
14071 argument addressable_type. Set alias_set of fieldoff.
14072 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
14073 (create_overlap_variables_for): Pass alias_set from fieldoff to
14075 * alias.c (get_alias_set): Use alias_set from SFT if set.
14077 2007-06-20 Hui-May Chang <hm.chang@apple.com>
14079 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
14080 of a variable as an unsigned HOST_WIDE_INT integer.
14082 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
14084 PR rtl-optimization/32405
14085 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
14087 2007-06-20 Jakub Jelinek <jakub@redhat.com>
14089 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
14091 PR middle-end/31959
14092 * builtins.c: Include diagnostic.h.
14093 (expand_builtin_expect): Make gcc_assert more permissive.
14094 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
14096 PR inline-asm/32109
14097 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
14100 PR middle-end/32285
14101 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
14102 if ACCUMULATE_OUTGOING_ARGS.
14104 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14106 * config/m68hc11/m68hc11.c: Include dataflow header file.
14107 (m68hc11_reorg): Port to dataflow.
14109 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
14111 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
14112 (struct df_problem.free_blocks_on_set_blocks): New field.
14113 (struct dataflow.optional_p): New field.
14114 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14115 (df_live_set_all_dirty): New function.
14116 * df-scan.c (df_scan_alloc): Initialize optional_p.
14117 (problem_SCAN): Initialize free_blocks_on_set_blocks.
14118 * df-core.c (df_set_blocks): Removed use of
14119 DF_FIRST_OPTIONAL_PROBLEM. Now uses
14120 df_problem.free_blocks_on_set_blocks to determine which blocks are
14122 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
14123 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
14124 uses dataflow.optional_p to determine if problem should be
14126 (rest_of_handle_df_initialize): Only start live problem if
14128 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
14129 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
14130 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
14131 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
14132 problem_NOTE): Initialize free_blocks_on_set_blocks.
14133 (df_lr_bb_local_compute): Recompute luids if df_live problem is
14135 (df_live_set_all_dirty, df_note_alloc): New function.
14136 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
14138 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
14139 * postreload.c (reload_combine): Ditto.
14140 * cse.c (cse_extended_basic_block): Ditto.
14141 * regmove.c (mark_flags_life_zones): Ditto.
14142 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
14143 erase_matching_seqs): Ditto.
14144 * bt-load.c (compute_defs_uses_and_gen): Ditto.
14145 * integrate (allocate_initial_values): Ditto.
14146 * combine.c (reg_dead_at_p): Ditto.
14147 * resource.c (mark_target_live_regs): Ditto.
14148 * sched-rgn.c (check_live_1, update_live_1): Ditto.
14149 * config/sh/sh.c (find_r0_life_regions): Ditto.
14150 * global.c (rest_of_handle_global_alloc): Only add back df_live
14152 * local-alloc.c (rest_of_handle_local_alloc): Only remove
14153 df_live for -O > 1.
14154 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
14156 (if_convert): Make sure df_live is there at -O == 1.
14157 (pass_if_after_combine): Cleanup flags.
14158 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
14159 is there at -O == 1.
14161 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
14163 * config/arm/arm.c (arm_get_frame_offsets): Set
14164 offsets->locals_base to avoid negative stack size.
14165 (thumb1_expand_prologue): Assert on negative stack size.
14167 2007-06-19 Sebastian Pop <sebpop@gmail.com>
14169 PR tree-optimization/32367
14170 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
14171 of the chrec has no evolution in that loop.
14172 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
14174 2007-06-19 Bob Wilson <bob.wilson@acm.org>
14176 * config/xtensa/xtensa.c: Include "df.h".
14177 (xtensa_builtin_saveregs): Use adjust_address instead of
14179 (xtensa_va_start): Invoke make_tree with sizetype for
14180 expand_builtin_saveregs and then convert the result to a pointer.
14181 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
14182 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
14183 Subtract argument size from index value as integers and then use
14184 POINTER_PLUS_EXPR to add the result to the array address.
14186 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14189 * config/m32c/m32c.c: Include dataflow header file.
14190 (m32c_emit_prologue): Adjust for prologue insn change.
14191 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
14192 once inside a PARALLEL. Assume frame size passed in operand 0
14193 includes space to save the fb register.
14194 (prologue_enter_24): Likewise.
14195 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
14197 2007-06-19 David Daney <ddaney@avtrex.com
14200 * config/mips/mips.md (cprestore): Mark $gp as used.
14202 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
14205 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
14206 (frv_ifcvt_modify_insn): Likewise.
14208 2007-06-19 Richard Guenther <rguenther@suse.de>
14210 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
14211 only handle positive offsets that fit in a HOST_WIDE_INT.
14213 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
14215 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
14216 result of rsqrt insn for zero input argument to avoid NaN.
14218 2007-06-19 Richard Guenther <rguenther@suse.de>
14220 PR middle-end/31950
14221 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
14223 2007-06-19 Jakub Jelinek <jakub@redhat.com>
14225 PR tree-optimization/32353
14226 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
14228 2007-06-19 Nick Clifton <nickc@redhat.com>
14230 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
14232 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14235 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
14236 * config/i386/i386.c (assign_386_stack_local): Assert that
14237 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
14238 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
14239 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
14240 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
14242 2007-06-18 Steve Ellcey <sje@cup.hp.com>
14244 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
14246 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
14248 PR rtl-optimization/32321
14249 * gcse.c (replace_store_insn): Update the note before
14250 calling emit_insn_after.
14252 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
14254 PR middle-end/32355
14255 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
14257 * df-problems.c (df_note_bb_compute): Fix dumping info.
14259 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
14261 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
14262 insn with emit_jump_insn.
14264 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
14266 PR tree-optimization/32383
14267 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
14268 * targhooks.h (default_builtin_reciprocal): Update prototype.
14269 * target.h (struct gcc_target): Update builtin_reciprocal.
14270 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
14271 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
14272 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
14273 when fndecl is in BUILT_IN_MD class.
14274 (execute_convert_to_rsqrt): Ditto.
14276 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
14277 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
14278 Convert BUILT_IN_SQRTF code only when md_fn is false.
14280 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
14282 * bt-load.c (move_btr_def): Fix the order of arguments
14283 to validate_replace_rtx.
14285 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
14287 * config/m68k/m68k-devices.def: Add 54450..54455.
14289 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
14291 PR rtl-optimization/32366
14292 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
14293 FLOAT_EXTEND]: Prevent non-scalar modes from entering
14296 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14298 PR middle-end/32349
14299 * modulo-sched (generate_reg_moves): Added rescan parameter and if
14300 this is true, rescan insn being modified.
14301 (sms_schedule): Added rescan parameter.
14302 (rest_of_handle_sms): Moved freeing of dominance info to before
14303 getting out of cfg_layout.
14305 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
14307 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
14308 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
14311 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
14312 FL_CF_EMAC from the entry for isac.
14314 * config/m68k/predicates.md (const_call_operand): Adjust comment.
14315 (const_sibcall_operand): New.
14316 (sibcall_operand): Use it.
14317 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
14318 (m68k_isas): ISAC does not imply FPU or EMAC.
14319 (override_options): Add ISA_C logic for symbolic jump & call.
14321 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
14323 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
14324 return mode from the builtin itself.
14325 (sparc_fold_builtin): Fix cast of zero constant.
14327 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14329 * targhooks.c (default_builtin_reciprocal): New default target hook.
14330 * targhooks.h (default_builtin_reciprocal): Add prototype.
14331 * hooks.c (hook_tree_tree_bool_null): Remove hook.
14332 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
14333 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
14334 default_builtin_reciprocal.
14336 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
14338 PR middle-end/31723
14339 * hooks.c (hook_tree_tree_bool_null): New hook.
14340 * hooks.h (hook_tree_tree_bool_null): Add prototype.
14341 * tree-pass.h (pass_convert_to_rsqrt): Declare.
14342 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
14343 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
14344 and convert it to reciprocal a*rfunc(b).
14345 (execute_convert_to_rsqrt): New function.
14346 (gate_convert_to_rsqrt): New function.
14347 (pass_convert_to_rsqrt): New pass definition.
14348 * target.h (struct gcc_target): Add builtin_reciprocal.
14349 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
14350 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
14351 TARGET_BUILTIN_RECIPROCAL.
14352 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
14354 * config/i386/i386.h (TARGET_RECIP): New define.
14355 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
14356 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14357 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14358 and not optimizing for size.
14359 (*rcpsf2_sse): New insn pattern.
14360 (*rsqrtsf2_sse): Ditto.
14361 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
14362 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14363 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14364 and not optimizing for size.
14365 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
14366 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14367 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14368 and not optimizing for size.
14369 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
14370 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14371 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14372 and not optimizing for size.
14373 (*sse_rsqrtv4sf2): Do not export.
14374 (sqrtv4sf2): Ditto.
14375 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
14376 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
14377 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
14378 and not optimizing for size.
14379 (sqrtv4sf2): Ditto.
14380 * config/i386/i386.opt (mrecip): New option.
14381 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
14382 (ix86_emit_swsqrtsf): Ditto.
14383 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
14384 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
14385 builtin definition.
14386 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
14387 ix86_expand_unop1_builtin.
14388 (ix86_emit_swdivsf): New function.
14389 (ix86_emit_swsqrtsf): Ditto.
14390 (ix86_builtin_reciprocal): New function.
14391 (TARGET_BUILTIN_RECIPROCAL): Use it.
14392 (ix86_vectorize_builtin_conversion): Rename from
14393 ix86_builtin_conversion.
14394 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
14395 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
14396 "i386 and x86_64 Options" section.
14397 (Intel 386 and AMD x86_64 Options): Document -mrecip.
14399 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
14400 Zdenek Dvorak <dvorakz@suse.cz>
14401 Richard Guenther <rguenther@suse.de>
14402 Kaz Kojima <kkojima@gcc.gnu.org>
14404 * tree-vrp.c (compare_values_warnv): Convert val2 to
14406 (extract_range_from_assert): Create
14407 POINTER_PLUS_EXPR for pointer types.
14408 (extract_range_from_binary_expr): Handle
14409 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
14411 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
14412 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
14413 POINTER_PLUS_EXPR as PLUS_EXPR.
14414 (number_of_iterations_lt_to_ne):
14415 For pointer types, use sizetype when
14416 creating MINUS_EXPR/PLUS_EXPRs.
14417 (assert_loop_rolls_lt): For pointer types, use sizetype when
14418 creating MINUS_EXPR/PLUS_EXPRs.
14419 (number_of_iterations_le): Likewise.
14420 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
14421 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
14422 like PLUS_EXPR and MINUS_EXPR.
14423 * tree-pretty-print.c (dump_generic_node): Handle
14425 (op_prio): Likewise.
14426 (op_symbol_1): Likewise.
14427 * optabs.c (optab_for_tree_code): Likewise.
14428 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
14430 * tree-tailcall.c (process_assignment): Mention
14431 POINTER_PLUS_EXPR in a TODO comment.
14432 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
14433 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
14434 not used with a pointer and an integer type.
14435 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
14436 increment using chrec_convert_rhs instead of chrec_convert.
14437 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
14438 PLUS_EXPR except for the right hand side's type will be
14440 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
14441 (fold_used_pointer_cast): Kill.
14442 (pointer_offset_p): Kill.
14443 (fold_used_pointer): Kill.
14444 (pointer_used_p): Kill.
14445 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
14446 call fold_used_pointer.
14447 (instantiate_parameters_1): Convert the increment
14448 using chrec_convert_rhs instead of chrec_convert.
14449 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
14450 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
14451 instead of PLUS_EXPR.
14452 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
14453 PLUS_EXPR for pointers.
14454 (std_gimplify_va_arg_expr): Likewise.
14455 (fold_builtin_memory_op): Likewise.
14456 (fold_builtin_strstr): Likewise.
14457 (fold_builtin_strchr): Likewise.
14458 (fold_builtin_strrchr): Likewise.
14459 (fold_builtin_strpbrk): Likewise.
14460 (expand_builtin_memory_chk): Likewise.
14461 (fold_builtin_memory_chk): Likewise.
14462 (std_expand_builtin_va_start): Use
14463 sizetype for the call to make_tree and then convert
14464 to the pointer type.
14465 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
14466 instead of PLUS_EXPR for adding to a pointer.
14467 (std_gimplify_va_arg_expr): Use fold_build2 for
14468 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
14469 the operands to sizetype first and then cast the BIT_AND_EXPR
14470 back to the pointer type.
14471 * fold-const.c (build_range_check): Handle pointer types
14473 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
14474 of PLUS_EXPR's. Make sure the offset is converted to
14476 (try_move_mult_to_index): Strip the NOPs from the offset.
14477 Remove code argument and replace all uses with PLUS_EXPR.
14478 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
14479 specially. Don't use a pointer type for MINUS_EXPR.
14480 (fold_unary): Handle for (T1)(X op Y),
14481 only p+ as that is the only as that can be handled for
14482 binary operators now.
14483 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
14485 <case PLUS_EXPR>: Add folding of PTR+INT into
14487 Don't call try_move_mult_to_index.
14488 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
14489 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
14490 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
14491 Don't call try_move_mult_to_index.
14492 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
14493 (tree_expr_nonzero_p): Likewise.
14494 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
14495 of PLUS_EXPR for the complex expression folding.
14496 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
14497 first chrec is a pointer type, then the second should
14498 be sizetype and not the first's type.
14499 For POINTER_PLUS_EXPR, use a different right hand side type.
14500 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14501 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
14502 different right hand side type.
14503 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14504 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
14505 instead of PLUS_EXPR.
14506 When either operand is zero, convert the other operand.
14507 (chrec_apply): Use chrec_convert_rhs
14508 on the argument x instead of chrec_convert.
14509 (reset_evolution_in_loop): For pointer types, the new_evol
14510 should be sizetype.
14511 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
14512 different right hand side type.
14513 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14514 (chrec_convert_rhs): New function.
14515 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
14516 different right hand side type.
14517 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
14518 * tree-chrec.h (chrec_convert_rhs): New prototype.
14519 (build_polynomial_chrec): For pointer types, the right hand
14520 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
14521 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
14522 Remove subtraction case as it is always addition now.
14523 Make sure the offset is converted to sizetype.
14524 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
14525 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
14526 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
14527 PLUS_EXPR in pointer type.
14528 Handle POINTER_PLUS_EXPR.
14529 (tree_to_aff_combination): Likewise.
14530 (force_expr_to_var_cost): Likewise.
14531 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
14532 instead of PLUS_EXPR for pointers.
14533 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
14534 instead of PLUS_EXPR of pointer types.
14535 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
14537 (check_va_list_escapes): Likewise.
14538 (check_all_va_list_escapes): Likewise.
14539 * dwarf2out.c (loc_descriptor_from_tree_1):
14540 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
14541 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
14542 (string_constant): Likewise.
14543 * tree-ssa-address.c (tree_mem_ref_addr): When adding
14544 the offset to the base, use POINTER_PLUS_EXPR.
14545 (add_to_parts): Convert the index to sizetype.
14546 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
14547 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
14548 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
14549 Offset only holds something for PLUS_EXPR.
14550 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
14552 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
14554 (analyze_accesses_for_modify_stmt): Likewise.
14555 Remove comment about the type being integral type as it is
14557 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
14559 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
14561 Correct the type which the artimentic is done in (is now
14564 * tree-data-ref.c (split_constant_offset): Handle
14566 * tree-affine.c (tree_to_aff_combination): Likewise.
14567 * c-typeck.c (build_unary_op): For pointers create the increment
14568 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
14570 * gimplify.c (gimplify_self_mod_expr): Create a
14571 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14572 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
14573 * tree.def (POINTER_PLUS_EXPR): New tree code.
14574 * tree-predcom.c (ref_at_iteration): If we have a pointer
14575 type do the multiplication in sizetype.
14576 * tree-mudflap.c (mf_xform_derefs_1): Create a
14577 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14578 * tree-ssa-forwprop.c
14579 (forward_propagate_addr_into_variable_array_index):
14580 Don't expect there to be a cast for the index as that
14581 does not exist anymore.
14582 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
14583 instead of PLUS_EXPR.
14584 Don't check for the first operand of the POINTER_PLUS_EXPR
14585 was the index as it cannot be.
14586 Call forward_propagate_addr_into_variable_array_index with
14587 the SSA_NAME instead of the statement.
14588 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
14589 (compare_constant): Likewise.
14590 (copy_constant): Likewise.
14591 (compute_reloc_for_constant): Likewise.
14592 (output_addressed_constants): Likewise.
14593 (initializer_constant_valid_p): Likewise.
14594 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
14595 Convert the MIN/MAX of the inner type to the outer
14596 type before comparing them.
14597 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
14598 POINTER_PLUS_EXPR instead of PLUS_EXPR.
14599 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
14600 of PLUS_EXPR for pointers.
14601 * tree-inline.c (estimate_num_insns_1): Handle
14603 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
14604 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14605 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
14606 instead of PLUS_EXPR for the pointer increment statement.
14607 (vect_update_ivs_after_vectorizer): For pointer types, create
14608 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
14609 MULT_EXPR in sizetype.
14610 (vect_gen_niters_for_prolog_loop): Add a cast when creating
14612 * tree-object-size.c (plus_expr_object_size): Handle
14613 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
14614 code which is trying to figure out which side is a pointer and
14616 (check_for_plus_in_loops_1): Likewise.
14617 (check_for_plus_in_loops): Likewise.
14618 * c-common.c (pointer_int_sum): Create a
14619 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
14620 * tree-ssa-structalias.c (handle_ptr_arith): Handle
14621 only POINTER_PLUS_EXPR. Removing all the extra
14622 code which is trying to figure out which side is a pointer and
14624 * tree-cfg.c (verify_expr): Add extra checking for pointers and
14625 PLUS_EXPR and MINUS_EXPR.
14626 Also add checking to make sure the operands of POINTER_PLUS_EXPR
14628 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
14629 with make_tree, instead of a pointer type.
14630 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
14631 for pointers instead of PLUS_EXPR.
14632 (s390_gimplify_va_arg): Likewise.
14633 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
14634 instead of PLUS_EXPR when doing addition on pointer
14635 types. Use sizetype for the second operand.
14636 (spu_gimplify_va_arg_expr): Likewise.
14637 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
14638 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
14639 a pointer. Don't create a BIT_AND_EXPR for pointer types.
14640 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
14641 for the pointer addition and also use size_int/sizetype
14643 (ix86_gimplify_va_arg): Likewise.
14644 Perform BIT_AND_EXPR on sizetype arguments.
14645 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
14646 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
14647 for the pointer additions and also use size_int for the offsets.
14648 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
14649 additions and also use size_int for the offsets. Perform
14650 BIT_AND_EXPR on sizetype arguments.
14651 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
14652 POINTER_PLUS_EXPR for pointers and create the
14653 BIT_AND_EXPR in sizetype.
14654 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
14655 instead of PLUS_EXPR for pointer addition.
14656 (rs6000_va_start): Likewise.
14657 Also use sizetype for the offset.
14658 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
14659 as PLUS_EXPR/MINUS_EXPR.
14660 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
14661 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
14662 Don't use BIT_AND_EXPR on a pointer type, convert the
14663 expression to sizetype first.
14664 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
14666 (mips_gimplify_va_arg_expr): Likewise.
14667 Don't create BIT_AND_EXPR in a pointer type.
14669 2007-06-15 Eric Christopher <echristo@apple.com>
14671 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
14672 (x86_64-*-darwin*): Ditto.
14673 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
14676 2007-06-15 Matthew Wilcox <matthew@wil.cx>
14678 * doc/extend.texi: Document behavior of __attribute__((aligned))
14681 2007-06-15 Mark Mitchell <mark@codesourcery.com>
14683 * rtlanal.c (note_stores): Improve documentation.
14685 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
14687 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
14688 LOCAL_LABEL_PREFIX): Delete.
14689 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
14690 (bfin_internal_label): Delete.
14692 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
14694 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
14695 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
14696 otherwise define to LIBGCC2_TF_CEXT.
14697 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
14698 (LIBGCC_TF_CEXT): Ditto.
14701 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
14703 PR rtl-optimization/32339
14704 * df-scan.c (df_uses_record): Don't modify flags but just add to
14705 it for df_ref_record.
14707 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14709 * tree-mudflap.c: Fix whitespace issues.
14711 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
14713 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
14715 2007-06-14 Eric Christopher <echristo@apple.com>
14717 * config/i386/sse.md (movdi_to_sse): Rewrite body.
14718 (movv4sf): Use gcc_unreachable instead of abort.
14720 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14723 * config/i386/sfp-machine.h (CMPtype): New define.
14724 (mach stubs): Use CMPtype instead of int as a return type.
14726 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
14728 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
14729 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
14730 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
14731 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
14732 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
14733 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
14734 config/soft-fp/soft-fp.h: Update from glibc CVS.
14736 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
14738 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
14740 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
14743 * config/v850/v850.c: Include dataflow header file.
14744 (substitute_ep_register): Fix typo.
14746 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14748 * configure.ac: Fix earlier checkin.
14749 * configure: Regenerated.
14751 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14753 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
14754 * aclocal.m4: Regenerate.
14755 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
14756 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
14757 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
14758 * configure: Regenerate.
14759 * Makefile.in (LOOSE_WARN): Subst loose_warn.
14761 * Makefile.in (quickstrap): Build libgcc too.
14763 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
14765 * configure.ac: Add --enable-checking=df. Explicitly mention that
14766 the variables are initialized as for "release".
14767 * df-core.c: Use it.
14768 * configure: Regenerate.
14769 * config.in: Regenerate.
14771 2007-06-14 Bob Wilson <bob.wilson@acm.org>
14773 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
14774 validate_replace_rtx instead of replace_rtx.
14775 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
14777 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
14779 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
14780 (DWARF2_UNWIND_INFO): Override default if configured with
14782 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
14783 (ENDFILE_SPEC): Add crtend.o.
14784 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
14785 (ENDFILE_SPEC): Add crtend.o.
14786 (TARGET_USE_JCR_SECTION): Define.
14787 (MD_UNWIND_SUPPORT): Define for 32-bit target.
14789 * config/i386/cygming-crtbegin.c: New file.
14790 * config/i386/cygming-crtend.c: New file.
14792 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
14794 * config/i386/w32-unwind.h: New file.
14796 2007-06-13 Eric Christopher <echristo@apple.com>
14798 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
14799 the user set a value below STACK_BOUNDARY.
14801 2007-06-13 Thiemo Seufer <ths@networkno.de>
14803 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
14804 imply -lpthread for -pthread.
14806 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14808 * basic-block.h: Remove the prototype for
14809 free_basic_block_vars.
14810 * cfglayout.h: Remove the prototype for
14811 insn_locators_initialize.
14812 * tree.h: Remove the prototype for emit_line_note.
14814 * tree-ssa-pre.c (mergephitemp): Remove.
14815 (init_pre): Don't use mergephitemp.
14817 2007-06-13 Eric Christopher <echristo@apple.com>
14819 * config/i386/i386.c (override_options): If we've specified
14820 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
14822 2007-06-13 Bob Wilson <bob.wilson@acm.org>
14824 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
14827 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14829 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
14830 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
14831 (eh_store_handler): New pattern.
14832 (eh_return): Emit it instead of a plain move.
14834 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
14836 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
14837 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
14838 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
14841 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
14843 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
14844 (find_next_insn_start, find_load): New functions.
14845 (bfin_reorg): Use them to deal with the fact that parallel insns are
14846 no longer represented as a SEQUENCE.
14848 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14850 * config/sparc/sparc.c (sparc_override_options): Initialize
14851 fpu mask correctly.
14853 2007-06-13 Dave Korn <dave.korn@artimi.com>
14855 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
14858 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
14860 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
14861 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
14862 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
14863 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
14864 tree-vect-transform.c: Fix comment typos. Follow spelling
14867 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14869 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
14870 to the exit block use set.
14871 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
14872 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
14873 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
14875 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
14877 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
14878 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
14879 to indicate an error.
14880 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
14882 (dbg_cnt_process_opt): Print an error on a bad argument.
14883 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
14884 * common.opt (-fdbg-cnt-list): New.
14885 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
14887 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
14889 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
14890 flag on ref-all pointers.
14892 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14894 PR middle-end/31579
14895 * expr.c (expand_expr_addr_expr_1): Call expand_expr
14896 for the offset with the modifier as EXPAND_INITIALIZER
14897 if the modifier is EXPAND_INITIALIZER.
14898 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
14899 a register if we had an overflow.
14901 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14903 * real.c (real_isfinite): New.
14904 (real_sqrt): Use it.
14905 * real.h (real_isfinite): New.
14906 * builtins.c: Use it.
14908 2007-06-12 Ian Lance Taylor <iant@google.com>
14909 Daniel Berlin <dberlin@dberlin.org>
14912 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
14913 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
14914 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
14915 (DECL_NO_TBAA_P): Define.
14916 (struct tree_decl_common): Add no_tbaa_flag field.
14917 * tree-ssa-structalias.c (struct variable_info): Add
14918 no_tbaa_pruning field.
14919 (new_var_info): Initialize no_tbaa_pruning field.
14920 (unify_nodes): Copy no_tbaa_pruning field.
14921 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14922 (dump_solution_for_var): Print no_tbaa_pruning flag.
14923 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
14925 (compute_tbaa_pruning): New static function.
14926 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
14927 Call compute_tbaa_pruning.
14928 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
14929 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
14930 * gimple-low.c (lower_stmt): Likewise.
14931 * tree-gimple.c (is_gimple_stmt): Likewise.
14932 * tree-ssa-operands.c (get_expr_operands): Likewise.
14933 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
14934 * tree-inline.c (estimate_num_insns_1): Likewise.
14935 (copy_result_decl_to_var): Likewise.
14936 * expr.c (expand_expr_real_1): Likewise.
14937 * tree-pretty-print.c (dump_generic_node): Likewise.
14938 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
14939 * omp-low.c (omp_copy_decl_2): Likewise.
14940 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
14941 * doc/c-tree.texi (Expression trees): Document
14942 CHANGE_DYNAMIC_TYPE_EXPR.
14944 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14946 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
14947 with !HONOR_NANS and !HONOR_INFINITIES.
14948 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
14950 2007-06-12 Tristan Gingold <gingold@adacore.com>
14952 * gcov.c: Comments updated.
14953 (source_info): Add file_time field.
14954 (source_index): New variable.
14955 (mutiple_files): New variable.
14956 (generate_results): New function extracted from process_file.
14957 (process_file): Save and restore chain of functions, generate
14958 results and free structures only if not merging results.
14959 (release_structures): File names are now freed in create_file_names
14960 (create_file_names): Free previous file names.
14961 (find_source): File date is now read here and modifications in
14962 source files is checked here.
14963 (read_graph_file): Only reverse order of functions for the current
14965 (make_gcov_file_name): Do not generate long names if input_name is
14967 (output_lines): If merging results do not display graph, data and
14969 Checking source file modification is done in find_source.
14971 * doc/gcov.texi: Append an s to sourcefile.
14973 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
14975 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
14976 (forced_nop): New pattern.
14977 * config/bfin/bfin.c: Include "df.h".
14978 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
14979 (bfin_discover_loop): Use df_get_live_in instead of
14980 global_live_at_start.
14981 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
14982 df_analyze when done.
14983 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
14984 the insns. Use QImode for the final insn in a bundle. Call
14985 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
14987 (reorder_var_tracking_notes): New function.
14988 (bfin_reorg): Pass no argument to split_all_insns. Don't call
14989 update_life_info. Call df_analyze after scheduling and bundle
14990 generation. Call reorder_var_tracking_notes if generating these
14991 notes. Call df_finish_pass at the end.
14993 2007-06-12 Dirk Mueller <dmueller@suse.de>
14995 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
14996 a comparison, not an assignment.
14998 2007-06-12 Olivier Hainque <hainque@adacore.com>
15000 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
15001 Request walking the subtrees only, leaving the current is_lhs/val_only
15003 (convert_non_local_reference): Likewise.
15005 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
15007 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
15009 2007-06-12 Richard Guenther <rguenther@suse.de>
15011 PR tree-optimization/15353
15012 PR tree-optimization/31657
15013 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
15014 * timevar.def: Add TV_TREE_IFCOMBINE.
15015 * tree-pass.h (pass_tree_ifcombine): Declare.
15016 * tree-ssa-ifcombine.c: New file.
15017 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
15018 * tree-flow.h (blocks_in_phiopt_order): Declare.
15019 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
15020 (tree-ssa-ifcombine.o): New dependencies.
15022 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15024 PR rtl-optimization/32293
15025 * combine.c (simplify_if_then_else): Truncate return from
15026 nonzero_bits() to correct mode.
15028 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
15030 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
15031 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
15033 2007-06-11 Diego Novillo <dnovillo@google.com>
15035 * Makefile.in (reload1.o-warn): Remove.
15037 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
15039 * combine.c (subst): Use reg_overlap_mentioned_p
15040 instead of comparing register numbers directly.
15042 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15044 * reload1.c (mark_home_live_1): Use the mode parameter.
15046 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
15048 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
15049 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
15051 * df-core.c: Ditto.
15053 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
15055 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
15057 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15059 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
15060 from integer registers.
15061 (FP mode splitters): Handle TFmode.
15063 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
15065 * tree-ssa-structalias.c (find_what_p_points_to): Return false
15066 for ref-all pointers that point-to anything.
15068 2007-06-11 Joseph Myers <joseph@codesourcery.com>
15070 * config/arm/arm.c (arm_output_dwarf_dtprel,
15071 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
15073 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
15075 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
15076 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
15079 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
15081 * tree.c (signed_or_unsigned_type_for): New.
15082 (unsigned_type_for): Use signed_or_unsigned_type_for.
15083 (signed_type_for): Use signed_or_unsigned_type_for.
15084 * tree.h (signed_or_unsigned_type_for): New.
15085 (get_signed_or_unsigned_type): Remove.
15086 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
15087 lang_hooks.types.signed_type
15088 (size_diffop): Likewise.
15089 (all_ones_mask_p): Likewise.
15090 (build_range_check): Likewise.
15091 (fold_cond_expr_with_comparison): Likewise.
15092 (fold_cond_expr_with_comparison): Likewise.
15093 (unextend): Likewise.
15094 (extract_muldiv_1): Likewise.
15095 (fold_single_bit_test_into_sign_test): Likewise.
15096 (fold_binary): Likewise.
15097 (fold_ternary): Likewise.
15098 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
15099 instead of get_signed_or_unsigned_type.
15100 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
15101 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15102 * expr.c (signed_or_unsigned_type_for): Use
15103 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
15104 * langhooks.c (get_signed_or_unsigned_type): Remove.
15105 (lhd_signed_or_unsigned_type): Remove.
15106 * langhooks.h (lang_hooks_for_types): Remove signed_type and
15107 signed_or_unsigned_type.
15108 (lhd_signed_or_unsigned_type): Remove.
15109 * expmed.c (make_tree): Use signed_type_for instead of
15110 lang_hooks.types.signed_type.
15111 * c-common.c (same_scalar_type_ignoring_signedness): Use
15112 c_common_signed_type instead of lang_hooks.types.signed_type.
15113 (c_common_unsigned_type): New.
15114 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
15115 (shorten_compare): Use c_common_unsigned_type instead of
15116 c_common_signed_or_unsigned_type.
15117 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
15119 * convert.c (convert_to_integer): Use signed_type_for instead of
15120 lang_hooks.types.signed_type.
15121 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
15122 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
15123 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
15124 * c-format.c (check_format_types): Use c_common_unsigned_type
15125 instead of unsigned_type_for.
15126 * c-decl.c (groakdeclarator): Likewise.
15127 * c-typeck.c (convert_for_assignment): Likewise.
15128 * c-common.h (c_common_unsigned_type): New.
15130 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15133 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
15134 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
15136 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
15138 PR middle-end/32279
15139 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
15140 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
15142 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
15143 Sebastian Pop <sebpop@gmail.com>
15145 * lambda-code.c (remove_iv): New.
15146 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
15148 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
15150 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
15151 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
15152 * tree-ssa-loop-prefetch.c: Include optabs.h.
15153 (FENCE_FOLLOWING_MOVNT): New macro.
15154 (struct mem_ref): Add independent_p and storent_p fields.
15155 (record_ref): Initalize the new fields.
15156 (gather_memory_references_ref): Return true if the reference
15158 (gather_memory_references): Check whether all memory accesses
15159 in loop were recorded.
15160 (should_issue_prefetch_p): Return false for nontemporal stores.
15161 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
15162 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
15163 (determine_loop_nest_reuse): Detect independent memory references.
15164 (loop_prefetch_arrays): Call mark_nontemporal_stores.
15165 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
15166 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
15167 * config/i386/i386.h (x86_mfence): Declare.
15168 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
15169 * config/i386/i386.c (x86_mfence): New variable.
15170 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
15172 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
15173 * optabs.c (init_optabs): Initialize storent_optab.
15174 * optabs.h (enum optab_index): Add OTI_storent.
15175 (storent_optab): Declare.
15176 * genopinit.c (optabs): Add initialization for storent_optab.
15177 * tree.h (MOVE_NONTEMPORAL): New macro.
15178 * expr.c (expand_assignment, store_expr, store_constructor_field,
15179 store_constructor, store_field, expand_expr_real_1): Propagate
15180 nontemporality of the expanded store.
15181 (emit_storent_insn): New function.
15182 * expr.h (expand_assignment, store_expr): Declaration changed.
15183 * function.c (assign_parm_setup_reg): Pass false as nontemporality
15184 to expand_assignment.
15185 * stmt.c (expand_asm_expr): Ditto.
15186 * calls.c (initialize_argument_information): Pass false as
15187 nontemporality to store_expr.
15188 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
15191 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15193 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
15195 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
15197 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
15199 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
15200 and allow DECL_P here.
15202 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
15204 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
15205 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
15206 track of the size of the expression.
15207 * cfghooks.c (merge_blocks): Remove block from loops structure only
15208 after call of the merge_blocks hook.
15210 2007-06-09 Tom Tromey <tromey@redhat.com>
15212 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
15213 (deprecated_state): Removed.
15214 (start_decl): Update.
15215 (enum deprecated_states): Moved earlier.
15216 (groktypename): Update.
15217 (push_parm_decl): Likewise.
15218 (grokfield): Likewise.
15219 (start_function): Likewise.
15221 2007-06-09 Ian Lance Taylor <iant@google.com>
15223 PR tree-optimization/32169
15224 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
15225 CONVERT_EXPR, check whether min and max both converted to an
15226 overflow infinity representation.
15228 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
15230 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
15231 not inserted on the edge.
15233 2007-06-08 Bob Wilson <bob.wilson@acm.org>
15235 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
15236 instructions if they are supported.
15237 (__divsi3, __umodsi3, __modsi3): Likewise.
15238 (__ashldi3, __ashrdi3, __lshrdi3): New.
15239 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
15241 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
15242 Tony Linthicum <tony.linthicum@amd.com>
15244 * doc/invoke.texi: Add fvect-cost-model flag.
15245 * common.opt (fvect-cost-model): New flag.
15246 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
15247 cost fields in stmt_vec_info struct for STMT.
15248 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
15249 fields in stmt_vec_info struct and access functions for the same.
15250 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
15251 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
15252 load, store and vector to scalar operation.
15253 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
15254 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
15255 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
15256 (TARG_VEC_STORE_COST): Define cost of vector store.
15257 (vect_estimate_min_profitable_iters): Define new function.
15258 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
15259 check to evaluate if loop iterations are less than minimum profitable
15260 iterations determined by cost model or minimum vect loop bound defined
15261 by user, whichever is more conservative.
15262 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
15263 run-time check to evaluate if loop iterations are less than minimum
15264 profitable iterations determined by cost model or minimum vect loop
15265 bound defined by user, whichever is more conservative.
15266 (vect_estimate_min_profitable_iterations): New function to estimate
15267 mimimimum iterartions required for vector version of loop to be
15268 profitable over scalar version.
15269 (vect_model_reduction_cost): New function.
15270 (vect_model_induction_cost): New function.
15271 (vect_model_simple_cost): New function.
15272 (vect_cost_strided_group_size): New function.
15273 (vect_model_store_cost): New function.
15274 (vect_model_load_cost): New function.
15275 (vectorizable_reduction): Call vect_model_reduction_cost during
15277 (vectorizable_induction): Call vect_model_induction_cost during
15279 (vectorizable_load): Call vect_model_load_cost during analysis phase.
15280 (vectorizable_store): Call vect_model_store_cost during analysis phase.
15281 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
15282 vectorizable_promotion, vectorizable_demotion): Call
15283 vect_model_simple_cost during analysis phase.
15285 2007-06-08 Simon Baldwin <simonb@google.com>
15287 * reg-stack.c (get_true_reg): Readability change. Moved default case
15288 label into direct switch statement scope.
15290 2007-06-08 Simon Baldwin <simonb@google.com>
15292 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
15293 in gcc_assert() with '==' comparison.
15295 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15297 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
15298 TARGET_ABM handling of x86_popcnt variable.
15300 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15302 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
15303 __builtin_copysignq and __builtin_infq built-in functions.
15305 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15307 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
15308 SSE4.2 section. Correct built-in function names in SSE4A section.
15310 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
15312 PR tree-optimization/32243
15313 * tree-vect-transform.c (vectorizable_type_promotion): Move check
15314 for ncopies after ratio check between nunits_out and nunits_in.
15315 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
15317 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
15319 PR tree-optimization/32224
15320 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
15321 vectorization upon a non GIMPLE_MODIFY_STMT.
15323 2007-06-08 Christian Bruel <christian.bruel@st.com>
15326 * config/sh/sh.md (doloop_end): New pattern and splitter.
15327 * loop-iv.c (simple_rhs_p): Check for hardware registers.
15329 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
15331 PR middle-end/32209
15332 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
15334 (verify_dominators): Do not change dominance tree.
15336 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15338 * config/sh/constraints.md: New file.
15339 * config/sh/sh.c: Include tm-constrs.h.
15340 (reg_class_from_letter): Remove.
15341 (prepare_cbranch_operands): Use satisfies_constraint_*
15342 function instead of macro.
15343 (andcosts, broken_move, sh_secondary_reload): Likewise.
15344 * config/sh/predicates.md (trapping_target_operand): Likewise.
15345 (and_operand, arith_operand, arith_reg_or_0_operand,
15346 cmp_operand, logical_operand, target_operand,
15347 ua_address_operand, ua_offset, xor_operand): Likewise.
15348 * config/sh/sh.md: Include constraints.md.
15349 (*movsicc_t_false): Use satisfies_constraint_* function
15351 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
15352 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
15353 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
15354 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
15355 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
15356 (REG_CLASS_FROM_CONSTRAINT): Remove.
15357 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
15358 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
15359 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
15360 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
15361 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15362 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
15363 function instead of macro.
15364 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
15365 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
15366 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
15367 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
15368 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
15369 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
15370 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
15371 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
15372 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
15373 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
15374 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
15375 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
15376 EXTRA_CONSTRAINT_STR): Likewise.
15377 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
15379 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15381 * config/i386/darwin.h (STACK_BOUNDARY): Define.
15383 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
15386 * c-common.h (flag_cpp0x): Replaced by...
15387 (cxx_dialect): ... this new variable specifying the C++ dialect that
15389 * c-common.c (flag_cpp0x): Removed.
15390 (cxx_dialect): Defined.
15391 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
15393 * c-opts.c (c_common_post_options): Likewise.
15394 (set_std_cxx98): Set cxx_dialect to cxx98.
15395 (set_std_cxx0x): Set cxx_dialect to cxx0x.
15397 2007-06-07 Geoffrey Keating <geoffk@apple.com>
15398 Hui-May Chang <hm.chang@apple.com>
15400 * doc/invoke.texi (Darwin Options): Update documentation for
15401 -mmacosx-version-min.
15402 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
15403 * config/darwin-driver.c: New file.
15404 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
15405 * config/t-darwin (darwin-driver.o): New rule.
15407 * config/darwin-c.c (version_as_macro): Ignore low digit.
15409 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
15411 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
15412 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
15413 (CSGNMODE): New mode macro.
15414 (CSGNVMODE): New mode attribute.
15415 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
15416 expander using CSGNMODE mode macro. Handle TFmode.
15417 (copysign<mode>3_const): Rename from copysignsf3_const and
15418 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
15420 (copysign<mode>3_var): Rename from copysignsf3_var and
15421 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
15423 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
15424 mode macro. Handle TFmode.
15425 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
15426 (iortf3, *iortf3): Ditto.
15427 (xortf3, *xortf3): Ditto.
15428 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
15429 TFmode and TImode masks.
15430 (ix86_expand_copysign): Expand TFmode copysign insn.
15431 (IX86_BUILTIN_INFQ): New.
15432 (IX86_BUILTIN_FABSQ): Ditto.
15433 (IX86_BUILTIN_COPYSIGNQ): Ditto.
15434 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
15435 [__builtin_fabsq]: Ditto.
15436 [__builtin_copysignq]: Ditto.
15437 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
15438 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
15439 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
15440 ix86_expand_binop_builtin().
15442 2007-06-07 Bob Wilson <bob.wilson@acm.org>
15444 * config/xtensa/lib1funcs.asm: Clean up whitespace.
15446 2007-06-07 Steve Ellcey <sje@cup.hp.com>
15449 * rtl.h (push_to_sequence2): New.
15450 * emit-rtl.c (push_to_sequence2): New.
15451 * function.c (assign_parm_data_all): Add new fields.
15452 (assign_parm_setup_block): Call push_to_sequence2 instead of
15454 (assign_parm_setup_reg): Ditto.
15455 (assign_parm_setup_stack): Ditto.
15456 (assign_parms_unsplit_complex): Ditto.
15457 (assign_parms): Change field name.
15459 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
15461 PR tree-optimization/32220
15462 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
15463 phi node is reached before defining statement.
15465 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15468 * tree-vect-transform.c (vectorizable_call): Call update_stmt
15469 after changing the right hand side of the assignment.
15471 2007-06-06 Eric Christopher <echristo@apple.com>
15473 * config.gcc (i?86-*-darwin*): Remove arch parameter.
15474 (x86_64-*-darwin*): Ditto.
15475 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
15476 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
15478 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15480 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
15481 coding conventions.
15482 (add_key): Likewise.
15483 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
15484 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
15486 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
15488 (add_cost_one_coalesce): Likewise.
15489 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
15490 variable names. Rename orig to orig_name for consistency.
15491 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
15492 coding conventions.
15493 (cprop_into_successor_phis): Avoid using C++ keywords as variable
15495 (record_equivalences_from_stmt): Likewise.
15496 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
15497 the coding conventions.
15498 (memory_ssa_name_same): Likewise.
15499 (dse_optimize_stmt): Likewise.
15500 (dse_record_phis): Likewise.
15501 (dse_finalize_block): Likewise.
15502 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
15503 keywords as variable names.
15504 (may_move_till): Cast according to the coding conventions.
15505 (force_move_till_expr): Avoid using C++ keywords as variable names.
15506 (force_move_till): Cast according to the coding conventions.
15507 (memref_hash): Likewise.
15508 (memref_eq): Likewise.
15509 (gather_mem_refs_stmt): Likewise.
15510 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
15511 using C++ keywords as variable names.
15512 (idx_find_step): Cast according to the coding conventions.
15513 (idx_record_use): Likewise.
15514 (find_depends): Likewise.
15515 (prepare_decl_rtl): Likewise.
15516 (mbc_entry_hash): Likewise.
15517 (mbc_entry_eq): Likewise.
15518 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
15519 (simplify_replace_tree): Avoid using C++ keywords as variable names.
15520 (idx_infer_loop_bounds): Cast according to the coding conventions.
15521 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15522 * tree-ssa-math-opts.c (occ_new ): Likwise.
15523 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
15525 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
15527 (add_use_op): Likewise.
15528 (add_vop): Likewise.
15529 (add_vuse_op): Likewise.
15530 (add_vdef_op): Likewise.
15531 (get_expr_operands): Likewise.
15532 (push_stmt_changes): Use type safe memory macros.
15533 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
15534 keywords as variable names.
15535 (conditional_replacement): Likewise.
15536 (minmax_replacement): Likewise.
15537 (abs_replacement): Likewise.
15538 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
15539 coding conventions.
15540 (insert_fake_stores): Avoid using C++ keywords as variable names.
15541 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
15543 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
15544 (heapvar_insert): Use type safe memory macros.
15545 (new_var_info): Cast according to the coding conventions.
15546 (new_constraint): Likewise.
15547 (remove_preds_and_fake_succs): Use type safe memory macros.
15548 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
15550 (thread_single_edge): Likewise.
15551 (thread_through_loop_header): Likewise.
15553 2007-06-06 Eric Christopher <echristo@apple.com>
15555 * config/i386/i386.c (override_options): Move handling
15556 of TARGET_SUBTARGET* earlier.
15558 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
15560 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
15563 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
15565 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
15566 emited outside of basic block.
15567 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
15568 the created blocks.
15569 * rtl.h (delete_insn_chain): Declaration changed.
15570 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
15572 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
15573 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
15574 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
15575 to delete_insn_chain.
15576 (rtl_verify_flow_info_1): Verify that the insns in header and footer
15577 do not have bb field set.
15578 (rtl_verify_flow_info): Verify that insns between basic blocks do not
15580 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
15581 * cfgcleanup.c (try_optimize_cfg): Ditto.
15583 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15585 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
15586 (lambda_body_vector_new): Use type safe memory macros.
15587 (lambda_linear_expression_new): Likewise.
15588 (lambda_loopnest_new): Likewise.
15589 (lambda_lattice_new): Likewise.
15590 (replace_uses_equiv_to_x_with_y): Cast according to the coding
15591 conventions. Use type safe memory macros.
15592 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
15593 (lambda_body_vector_s): Likewise.
15594 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
15595 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
15597 2007-06-06 Richard Guenther <rguenther@suse.de>
15599 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
15600 if we need to schedule cfg_cleanup.
15601 (tree_ssa_forward_propagate_single_use_vars): Do so.
15603 2007-06-06 Ian Lance Taylor <iant@google.com>
15605 * fold-const.c (merge_ranges): If range_successor or
15606 range_predecessor fail, just return 0.
15608 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15610 PR tree-optimization/32216
15611 * tree-vectorizer.c (supportable_widening_operation): Determine
15612 signedness of FIX_TRUNC_EXPR from output operand.
15613 (supportable_narrowing_operation): Ditto.
15614 * tree-vect-generic.c (expand_vector_operations_1): Determine
15615 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
15616 from input operand.
15618 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
15620 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
15621 (struct pta): ...from here. Change flags to unsigned to avoid
15622 excessive casting (as it is used as a bit mask).
15623 (override_options): Add casts according to the coding convenventions.
15624 (x86_64_elf_unique_section): Likewise.
15625 (examine_argument): Avoid using C++ keywords as variable names.
15626 (construct_container): Likewise.
15627 (legitimize_pic_address): Likewise.
15628 (get_dllimport_decl): Cast according to the coding conventions. Use
15629 type safe memory macros.
15630 (legitimize_address): Cast according to the coding conventions.
15631 (emit_i387_cw_initialization): Corrected the type of slot to enum
15633 (ix86_init_machine_status): Use type safe memory macros.
15634 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
15635 (bdesc_pcmpistr): Likewise.
15636 (bdesc_crc32): Likewise.
15637 (bdesc_sse_3arg): Likewise.
15638 (bdesc_2arg): Likewise.
15639 (bdesc_1arg): Likewise.
15640 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
15641 (ix86_expand_sse_pcmpistr): Likewise.
15642 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
15643 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
15644 int to match the langhook definition.
15645 (ix86_builtin_conversion): Change the type of code to unsigned init to
15646 match the langhook definition.
15647 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
15649 (ix86_preferred_output_reload_class): Likewise.
15650 (ix86_cannot_change_mode_class): Likewise.
15651 (ix86_memory_move_cost): Likewise.
15652 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
15653 avoid excessive casting later on.
15654 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
15656 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15658 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
15659 as flags setting insn.
15660 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
15662 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
15664 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
15665 (UNSPEC_ROUND): New.
15666 ("sse4_1_round<mode>2"): New insn pattern.
15667 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
15669 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
15670 expander using SSEMODEF mode macro. Expand using
15671 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15672 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
15673 expander using SSEMODEF mode macro. Expand using
15674 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15675 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
15676 expander using SSEMODEF mode macro. Expand using
15677 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
15678 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
15679 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
15680 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
15683 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
15684 Sebastian Pop <sebpop@gmail.com>
15686 * lambda.h (build_linear_expr): New.
15687 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
15688 Use build_linear_expr, call fold and force_gimple_operand.
15689 (lambda_loopnest_to_gcc_loopnest): Check that there is
15690 something to insert.
15691 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
15693 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
15695 PR preprocessor/23479
15696 * doc/extend.texi: Document the 0b-prefixed binary integer
15697 constant extension.
15699 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15701 PR tree-optimization/32215
15702 * tree-vectorizer.c (supportable_widening_operation): Return false
15703 for unsupported FIX_TRUNC_EXPR tree code.
15704 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
15706 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
15708 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
15709 register on SPE targets. Change documentation to reflect
15711 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
15712 Change FIXED_SCRATCH to 14 and document why we're keeping r14
15713 out of the register allocation pool.
15714 (rs6000_reg_live_or_pic_offset_p): New function.
15715 (rs6000_emit_prologue): Move the actual saving of LR up to free
15716 r0 for holding r11. Split saving of SPE 64-bit registers into
15717 its own case. Ensure that offsets will always be in-range for
15718 'evstdd' by using r11 as a scratch register to point at the start
15719 of the SPE save area. Save r11 if necessary, as it is the static
15721 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
15722 into its own case. Ensure that offsets will always be in-range
15723 for 'evldd' by using r11 as a scratch register to point at the
15724 start of the SPE save area. Also adjust r11 when restoring
15725 the stack pointer to compensate for pre-loading r11.
15727 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
15729 * cfg.c (init_flow): Use type safe memory macros.
15730 (alloc_block): Likewise.
15731 (unchecked_make_edge): Likewise.
15732 (dump_flow_info): Avoid using C++ keywords as variable names.
15733 (copy_original_table_clear): Cast according to the coding conventions.
15734 (copy_original_table_set): Likewise.
15735 * cfgexpand (label_rtx_for_bb): Likewise.
15736 (expand_gimple_basic_block): Likewise.
15737 * cfghooks.c (dump_bb): Likewise.
15738 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
15740 (lv_add_condition_to_bb): Likewise.
15741 * cfglayout (relink_block_chain): Cast according to the coding
15743 (fixup_reorder_chain): Likewise.
15744 (fixup_fallthru_exit_predecessor): Likewise.
15745 * cfgloop.c (glb_enum_p): Likewise.
15746 (get_exit_description): Likewise.
15747 (dump_recorded_exit): Likewise.
15748 * cfgloop.h (enum loop_estimation): Move out of struct scope...
15749 (struct loop): ... from here.
15750 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
15752 * cfgrtl.c (rtl_create_basic_block): Likewise.
15753 (rtl_split_block): Likewise.
15754 (rtl_dump_bb): Likewise.
15755 (cfg_layout_split_block): Likewise.
15756 (init_rtl_bb_info): Use typesafe memory macros.
15758 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
15759 * graphds.h: Updated all usages of edge to graph_edge.
15760 * graphds.c: Likewise.
15761 * cfgloopanal.c: Likewise.
15763 2007-06-05 Ian Lance Taylor <iant@google.com>
15765 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
15766 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
15767 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
15769 (test_for_singularity): Likewise.
15771 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15773 * config/i386/constraints.md ("Y2"): Replaced by ...
15775 * config/i386/i386.md: Likewise.
15776 * config/i386/mmx.md: Likewise.
15777 * config/i386/sse.md: Likewise.
15779 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
15781 * config/i386/constraints.md ("z"): Replaced by ...
15783 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
15784 (sse4_1_blendvps): Likewise.
15785 (sse4_1_pblendvb): Likewise.
15786 (sse4_2_pcmpestr): Likewise.
15787 (sse4_2_pcmpestrm): Likewise.
15788 (sse4_2_pcmpestr_cconly): Likewise.
15789 (sse4_2_pcmpistr): Likewise.
15790 (sse4_2_pcmpistrm): Likewise.
15791 (sse4_2_pcmpistr_cconly): Likewise.
15793 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
15795 * matrix-reorg.c (transform_access_sites): Fix computation.
15796 (transform_allocation_sites): Same.
15798 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15800 * config/i386/i386.c (override_options): Use
15801 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
15803 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
15805 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
15806 (nonimm_not_xmm0_operand): Ditto.
15807 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
15808 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
15809 as operand[2] predicate. Require "z" class XMM register for
15810 operand[3]. Adjust asm template.
15811 ("sse4_1_blendvpd"): Ditto.
15812 ("sse4_1_pblendvb"): Ditto.
15813 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
15814 force op2 into xmm0 register for variable blend instructions.
15816 2007-06-04 Tom Tromey <tromey@redhat.com>
15818 * c-tree.h (start_enum): Update.
15819 (build_enumerator): Likewise.
15820 * c-decl.c (enum_next_value): Removed.
15821 (enum_overflow): Likewise.
15822 (start_enum): Add c_enum_contents argument. Don't use globals.
15823 (build_enumerator): Likewise.
15824 * c-tree.h (struct c_enum_contents): New struct.
15826 2007-06-04 Tom Tromey <tromey@redhat.com>
15828 * c-common.c (c_common_get_alias_set): Fix indentation.
15830 2007-06-04 Ian Lance Taylor <iant@google.com>
15832 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
15833 to overflow, reduce overflow infinity to regular infinity.
15834 (vrp_var_may_overflow): New static function.
15835 (vrp_visit_phi_node): Check vrp_var_may_overflow.
15837 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
15839 * stor-layout.c (layout_type): Remove duplicate code.
15841 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
15844 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
15845 before build_common_builtin_nodes ().
15847 2007-06-04 Steve Ellcey <sje@cup.hp.com>
15850 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
15852 2007-06-04 Jan Hubicka <jh@suse.cz>
15854 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
15855 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
15856 instead of _stat version.
15858 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15860 PR tree-optimization/32194
15861 * tree-predcom.c (determine_offset): Check that both references have
15864 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
15866 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
15867 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
15868 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15869 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
15870 Add argument to iterate_fix_dominators call.
15871 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15872 * gcse.c (hoist_code): Change domby to vector.
15873 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
15874 Add argument to iterate_fix_dominators call.
15875 * loop-doloop.c (doloop_modify): Changed recount_dominator to
15876 recompute_dominator.
15877 * lambda-code.c (perfect_nestify): Ditto.
15878 * cfgloopanal.c: Include graphds.h.
15879 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
15880 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
15881 (mark_irreducible_loops): Use graphds_scc. Remove argument from
15883 * graphds.c: New file.
15884 * graphds.h: New file.
15885 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
15886 (get_dominated_by, get_dominated_by_region): Change return type to
15888 (verify_dominators): Recompute all dominators and compare the results.
15889 (recount_dominator): Renamed to ...
15890 (recompute_dominator): ... this. Do not check that the block is
15891 dominated by entry.
15892 (iterate_fix_dominators): Reimplemented.
15893 (prune_bbs_to_update_dominators, root_of_dom_tree,
15894 determine_dominators_for_sons): New functions.
15895 * et-forest.c (et_root): New function.
15896 * et-forest.h (et_root): Declare.
15897 * Makefile.in (graphds.o): Add.
15898 (cfgloopanal.o): Add graphds.h dependency.
15899 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
15900 * basic-block.h (get_dominated_by, get_dominated_by_region,
15901 iterate_fix_dominators): Declaration changed.
15902 (recount_dominator): Renamed to ...
15903 (recompute_dominator): ... this.
15904 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
15905 (thread_through_all_blocks): Do not free dominance info.
15907 2007-06-03 Andreas Schwab <schwab@suse.de>
15909 * config/m68k/m68k.c (override_options): Don't override
15911 * config/m68k/m68k-modes.def (SF, DF): Define to use
15912 motorola_single_format and motorola_double_format, resp.
15913 * real.c (motorola_single_format): Renamed from
15914 coldfire_single_format.
15915 (motorola_double_format): Renamed from coldfire_double_format.
15916 (encode_ieee_extended): Generate a proper canonical NaN image
15917 respecting canonical_nan_lsbs_set.
15918 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
15920 * real.h: Adjust declarations.
15922 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
15925 * config/sh/sh.md (symGOT_load): Don't schedule insns when
15926 the symbol is generated with the stack protector.
15928 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
15930 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
15931 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
15933 * doc/extend.texi (interrupt): Mention m68k.
15935 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
15937 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
15938 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
15939 (ix86_expand_sse_pcmpestr): Do not check operands for
15940 "register_operand", when insn operand predicate is "register_operand".
15941 (ix86_expand_sse_pcmpistr): Ditto.
15943 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15944 Uros Bizjak <ubizjak@gmail.com>
15946 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
15947 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
15948 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15949 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
15950 * config/i386/constraints.md ("z"): New register constraint
15951 for members of SSE_FIRST_REG class.
15952 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
15953 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
15954 SSE_FIRST_REG class.
15955 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
15956 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
15957 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
15958 (IX86_BUILTIN_PCMPESTRM128): Likewise.
15959 (IX86_BUILTIN_PCMPESTRA128): Likewise.
15960 (IX86_BUILTIN_PCMPESTRC128): Likewise.
15961 (IX86_BUILTIN_PCMPESTRO128): Likewise.
15962 (IX86_BUILTIN_PCMPESTRS128): Likewise.
15963 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
15964 (IX86_BUILTIN_PCMPISTRI128): Likewise.
15965 (IX86_BUILTIN_PCMPISTRM128): Likewise.
15966 (IX86_BUILTIN_PCMPISTRA128): Likewise.
15967 (IX86_BUILTIN_PCMPISTRC128): Likewise.
15968 (IX86_BUILTIN_PCMPISTRO128): Likewise.
15969 (IX86_BUILTIN_PCMPISTRS128): Likewise.
15970 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
15971 (struct builtin_description): Change "flag" field to unsigned.
15972 (bdesc_pcmpestr): New builtin description table.
15973 (bdesc_pcmpistr): Likewise.
15974 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
15975 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
15976 Initialize pcmp[ei]str[im] insns for SSE4.2.
15977 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
15978 (ix86_expand_sse_pcmpistr): Likewise.
15979 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
15980 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
15981 (UNSPEC_PCMPISTR): Likewise.
15982 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
15983 (sse4_2_pcmpestri):New isns pattern.
15984 (sse4_2_pcmpestrm): Likewise.
15985 (sse4_2_pcmpestr_cconly): Likewise.
15986 (sse4_2_pcmpistr): New insn patern and splitter.
15987 (sse4_2_pcmpistri):New isns pattern.
15988 (sse4_2_pcmpistrm): Likewise.
15989 (sse4_2_pcmpistr_cconly): Likewise.
15990 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
15993 2007-06-01 David Daney <ddaney@avtrex.com>
15995 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
15996 LOADGP_ABSOLUTE and not binds_local_p.
15998 2007-06-01 Geoffrey Keating <geoffk@apple.com>
16000 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
16002 2007-06-01 Ian Lance Taylor <iant@google.com>
16004 * tree-vrp.c (compare_name_with_value): Always set
16005 used_strict_overflow if we get a result from the variable itself.
16007 2007-06-01 Ian Lance Taylor <iant@google.com>
16009 PR rtl-optimization/31455
16010 * lower-subreg.c (find_decomposable_subregs): Don't decompose
16011 subregs which have a cast between modes which are not tieable.
16013 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
16015 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
16016 breaks after return statements.
16018 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
16020 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
16021 only after no_new_pseudos.
16023 2007-05-31 Eric Christopher <echristo@apple.com>
16025 * expr.c (convert_move): Assert that we don't have a BLKmode
16027 (store_expr): Handle BLKmode moves by calling emit_block_move.
16029 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
16031 * c-typeck.c (build_indirect_ref): Include type in error message.
16032 (build_binary_op): Pass types to binary_op_error.
16033 * c-common.c (binary_op_error): Take two type arguments, print out
16035 * c-common.h (binary_op_error): Update prototype.
16037 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16039 * config/i386/i386.c: Correct coments on -mno-sse4.
16041 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
16043 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
16044 (x86_64-*-*): Likewise.
16045 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
16046 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
16047 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16048 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
16049 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16050 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16051 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16052 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16053 (OPTION_MASK_ISA_SSE4): Likewise.
16054 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
16055 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16056 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
16057 (override_options): Support SSE4.2.
16058 (ix86_build_const_vector): Support SImode and DImode.
16059 (ix86_build_signbit_mask): Likewise.
16060 (ix86_expand_int_vcond): Support V2DImode.
16061 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
16062 (IX86_BUILTIN_CRC32HI): Likewise.
16063 (IX86_BUILTIN_CRC32SI): Likewise.
16064 (IX86_BUILTIN_CRC32DI): Likewise.
16065 (IX86_BUILTIN_PCMPGTQ): Likewise.
16066 (bdesc_crc32): Likewise.
16067 (bdesc_sse_3arg): Likewise.
16068 (ix86_expand_crc32): Likewise.
16069 (ix86_init_mmx_sse_builtins): Support SSE4.2.
16070 (ix86_expand_builtin): Likewise.
16071 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
16072 __SSE4_2__ for -msse4.2.
16073 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
16074 (CRC32MODE): Likewise.
16075 (crc32modesuffix): Likewise.
16076 (crc32modeconstraint): Likewise.
16077 (sse4_2_crc32<mode>): Likewise.
16078 (sse4_2_crc32di): Likewise.
16079 * config/i386/i386.opt (msse4.2): New for SSE4.2.
16081 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
16082 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
16083 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
16084 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
16085 (vcondu<mode>): Likewise.
16086 * doc/extend.texi: Document SSE4.2 built-in functions.
16087 * doc/invoke.texi: Document -msse4.2/-msse4.
16089 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
16091 PR tree-optimization/32160
16092 * tree-predcom.c (predcom_tmp_var): New function. Mark created
16093 variable as gimple reg.
16094 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
16096 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
16098 * gcc.c (main): Don't consider linker options when issuing the
16099 warning about a linker input file not being used.
16101 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16103 * tree-vrp.c (compare_names): Initialize sop.
16105 2007-05-30 Dirk Mueller <dmueller@suse.de>
16107 * cgraphunit.c (cgraph_analyze_function): Remove
16108 computation of inline parameters.
16110 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16112 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
16114 2007-05-30 Richard Sandiford <richard@codesourcery.com>
16116 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
16117 Add vx-common.h. Include vxworks.h between vx-common.h and
16119 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
16121 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
16122 (TARGET_ASM_DESTRUCTOR): Likewise.
16123 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
16124 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
16125 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16126 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
16127 (VXWORKS_ENDIAN_SPEC): Define.
16128 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
16129 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
16130 VXWORKS_* equivalents.
16131 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
16132 (ASM_FILE_START): Delete.
16133 (TARGET_VERSION): Reformat.
16134 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
16135 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
16136 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
16137 (FPBIT, DPBIT): Define.
16138 (fp-bit.c, dp-bit.c): New rules.
16139 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
16140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
16141 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
16142 * config/arm/arm.h: Include vxworks-dummy.h.
16143 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
16144 Mark with ATTRIBUTE_UNUSED.
16145 (arm_override_options): Do not allow VxWorks RTP PIC to be used
16146 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
16147 make it incompatible with -msingle-pic-base.
16148 (arm_function_ok_for_sibcall): Return false for calls that might
16149 go through a VxWorks PIC PLT entry.
16150 (require_pic_register): New function, split out from...
16151 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
16153 (arm_load_pic_register): Handle the VxWorks RTP initialization
16154 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
16155 (arm_emit_call_insn): New function.
16156 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
16157 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
16158 (pic_offset_arm): New pattern.
16159 (call, call_value): Use arm_emit_call_insn.
16160 (call_internal, call_value_internal): New expanders.
16161 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
16162 VxWorks unless __PIC__.
16164 2007-05-30 Eric Christopher <echristo@gmail.com>
16166 * genrecog.c: Include regs.h in generated file.
16167 * genemit.c: Ditto. Fix up formatting.
16168 * config/mn10300/constraints.md: New.
16169 * config/mn10300/mn10300.md: Include.
16170 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
16171 Fix up for removed macro.
16172 * config/mn10300/predicates.md (call_address_operand): Ditto.
16173 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
16174 (CONST_OK_FOR_I): Ditto.
16175 (CONST_OK_FOR_J): Ditto.
16176 (CONST_OK_FOR_K): Ditto.
16177 (CONST_OK_FOR_L): Ditto.
16178 (CONST_OK_FOR_M): Ditto.
16179 (CONST_OK_FOR_N): Ditto.
16180 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
16184 (EXTRA_CONSTRAINT): Ditto.
16186 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16188 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
16190 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
16191 OPTION_MASK_ISA_64BIT.
16192 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
16194 2007-05-30 Richard Guenther <rguenther@suse.de>
16196 PR middle-end/32152
16197 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
16198 types for comparison.
16199 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
16200 with original typed arguments.
16201 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
16203 2007-05-30 Jakub Jelinek <jakub@redhat.com>
16205 PR tree-optimization/31769
16206 * except.c (duplicate_eh_regions): Clear prev_try if
16207 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
16209 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
16211 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
16212 * tree-ssa-sink.c (statement_sink_location): Return basic block and
16213 bsi of the location where statements should be inserted.
16214 (sink_code_in_bb): Take bsi from statement_sink_location.
16215 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
16216 instead of bsi_start.
16217 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
16219 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
16220 (bsi_move_before): Document inconsistency with bsi_move_after.
16221 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
16223 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
16225 * config/i386/i386.h (TARGET_ABM): New define.
16226 (TARGET_POPCNT): Ditto.
16227 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
16228 New temporary defines to redefine from OPTION_ISA_* defines.
16229 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
16230 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
16231 (ix86_isa_flags): New extern int declaration.
16232 (TARGET_SUBTARGET_DEFAULT): New define.
16233 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
16234 (TARGET_SUBTARGET32_DEFAULT): Ditto.
16235 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
16236 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16237 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
16238 * config/i386/darwin.h: Change TARGET_64BIT define to
16241 * config/i386/i386.opt (m3dnowa): Define as undocumented option
16242 using existing "ix86_isa_flags" varible.
16243 (m32, m64): Use existing "ix86_isa_flags" variable.
16244 (mmmx, m3dnow): Ditto.
16245 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
16246 (mabm): Define as non-negative option using "x86_abm" variable.
16247 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
16249 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
16250 Rewrite feature test bitmap.
16251 (ix86_isa_flags): New initialized global int varible.
16252 (ix86_isa_flags_explicit): New static int variable.
16253 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
16254 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
16255 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
16256 target_flags_explicit.
16257 (override_options): Remove "target_enable" and "target_disable" fields
16258 from "struct ptt". Update processor_target_table accordingly. Remove
16259 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
16260 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
16261 "target_flags" and "ix86_isa_flags_explicit" instead of
16262 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
16263 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
16264 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
16265 to true when either of PTA_POPCNT or PTA_ABM is set in
16266 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
16267 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
16268 processor_alias_table flags entry. Remove handling of
16269 "target_enable" and "target_disable" fields of processor_target_table.
16270 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
16271 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
16272 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
16273 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
16274 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
16276 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
16278 2007-05-29 David Daney <ddaney@avtrex.com>
16281 * config/mips/mips.c (mips_output_mi_thunk): Emit
16282 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
16284 2007-05-29 Hui-May Chang <hm.chang@apple.com>
16285 * config/i386/i386.c (ix86_function_regparm): Added checking of
16286 ix86_force_align_arg_pointer to determine the number of
16287 register parameters.
16289 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
16291 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
16292 (SET_DR_MISALIGNMENT): New.
16293 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
16294 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
16295 Use SET_DR_MISALIGNMENT.
16296 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
16298 * tree-data-ref.c (create_data_ref, compute_all_dependences,
16299 find_loop_nest): Export.
16300 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
16301 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
16302 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
16303 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
16305 (struct mem_ref): Add field reuse_distance.
16306 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
16307 Initialize reuse_distance field.
16308 (issue_prefetch_ref): Select temporality of prefetch according to
16310 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
16311 self_reuse_distance, determine_loop_nest_reuse): New functions.
16312 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
16313 (tree_ssa_prefetch_arrays): Dump L2 cache size.
16314 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
16317 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
16319 * tree-ssa-alias.c: Add aliasing overview.
16321 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
16322 Danny Smith <dannysmith@users.sourceforge.net>
16325 * config/i386/t-crtfm: Compile crtfastmath.o with
16326 -minline-all-stringops.
16327 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
16328 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
16330 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16332 * doc/md.texi: Document constraints on HP PA-RISC.
16334 * pa/constraints.md: New file.
16335 * pa.md: Include constraints.md.
16336 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
16337 (integer_store_memory_operand, ldil_cint_p): New functions.
16338 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
16339 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16340 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
16341 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
16342 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
16344 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
16347 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
16348 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
16349 case POSTDECREMENT_EXPR>): Return the error_mark_node
16350 if either the real or imaginary parts would an
16353 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
16355 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
16356 name when we remove it from a call.
16358 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
16360 * targhooks.c (default_narrow_bitfield): Remove.
16361 * targhooks.h: Remove the prototype for
16362 default_narrow_bitfield.
16364 * langhooks-def.h: Remove the prototype for
16365 hook_get_alias_set_0.
16366 * langhooks.c (hook_get_alias_set_0): Remove.
16368 * global.c (EXECUTE_IF_CONFLICT): Remove.
16370 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16373 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
16374 return true when truth_value_p is true and the type
16377 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16379 * doc/install.texi (Prerequisites): We no longer require Autoconf
16380 2.13 for the top-level.
16382 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
16384 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
16385 memory access via x86_expand_vector_move_misalign() only for
16386 TImode values on 32-bit targets.
16388 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
16390 * matrix-reorg.c: New file. Implement matrix flattening and
16391 transposing optimization.
16392 * tree-pass.h: Add matrix reorg pass.
16393 * common.opt: Add fipa-mreorg flag.
16394 * Makefile.in: Add matrix-reorg.c.
16395 * passes.c: Add matrix reorg pass.
16396 * varpool.c (add_new_static_var): New function.
16397 * cgraph.h (add_new_static_var): Declare.
16399 2007-05-27 Eric Christopher <echristo@apple.com>
16401 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
16402 sp_offset depending on stack size. Save r12 depending
16403 on registers we're saving later.
16404 (rs6000_emit_epilogue): Update sp_offset depending only
16407 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
16409 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
16410 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
16411 * ifcvt.c (if_convert): Ditto.
16412 * tree-ssa-threadupdate.c (thread_block): Ditto.
16413 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
16414 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
16415 verify_loop_closed_ssa): Check number_of_loops instead of
16417 * predict.c (tree_estimate_probability): Ditto.
16418 * tree-if-conv.c (main_tree_if_conversion): Ditto.
16419 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16420 * modulo-sched.c (sms_schedule): Ditto.
16421 * tree-scalar-evolution.c (scev_const_prop): Ditto.
16422 (scev_finalize): Do not do anything if scev analysis was not
16424 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
16425 current_loops == NULL.
16426 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
16427 * loop-init.c (loop_optimizer_init): Do not free current_loops when
16428 there are no loops.
16429 (loop_optimizer_finalize): Assert that loops were analyzed.
16430 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
16431 rtl_doloop): Check number_of_loops instead of current_loops.
16432 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
16433 current_loops == NULL.
16434 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
16435 gate_tree_vectorize tree_linear_transform, check_data_deps,
16436 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
16437 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
16438 Check number_of_loops instead of current_loops.
16439 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
16440 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
16441 free loops if available.
16442 (execute_pre): Do not pass do_fre to fini_pre.
16444 2007-05-27 Tobias Burnus <burnus@net-b.de>
16446 PR middle-end/32083
16447 * real.c (mpfr_from_real): Fix sign of -Inf.
16449 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
16451 * tree-vect-transform.c (vectorizable_conversion): Initialize
16452 tree_code variables to ERROR_MARK.
16453 (vectorizable_type_demotion): Likewise.
16454 (vectorizable_type_promotion): Likewise.
16456 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16459 * config/i386/i386.md (movti): Handle push operands via
16460 ix86_expand_push().
16462 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16464 * basic-block.h: Remove the prototype for merge_seq_blocks.
16465 * cfgcleanup.c (merge_seq_blocks): Remove.
16467 * tree-flow.h: Remove the prototype for is_aliased_with.
16468 * tree-ssa-alias.c (is_aliased_with): Remove.
16470 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
16472 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
16474 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
16476 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
16477 ix86_expand_sse4_unpack if SSE4.1 is enabled.
16478 (vec_unpacks_hi_v16qi): Likewise.
16479 (vec_unpacku_lo_v16qi): Likewise.
16480 (vec_unpacks_lo_v16qi): Likewise.
16481 (vec_unpacku_hi_v8hi): Likewise.
16482 (vec_unpacks_hi_v8hi): Likewise.
16483 (vec_unpacku_lo_v8hi): Likewise.
16484 (vec_unpacks_lo_v8hi): Likewise.
16485 (vec_unpacku_hi_v4si): Likewise.
16486 (vec_unpacks_hi_v4si): Likewise.
16487 (vec_unpacku_lo_v4si): Likewise.
16488 (vec_unpacks_lo_v4si): Likewise.
16490 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
16492 * c-typeck.c, config/arm/arm.c, config/darwin.c,
16493 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
16494 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
16495 follow spelling conventions in various
16496 warning/error/diagnostic messages.
16498 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
16499 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
16500 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
16501 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
16502 tree-vrp.c: Fix comment typos. Follow spelling conventions.
16503 * doc/tm.texi: Follow spelling conventions.
16505 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16508 * tree-ssa-forwprop.c
16509 (forward_propagate_addr_into_variable_array_index): Remove
16510 the lhs argument. Use the type of def_rhs instead of lhs.
16511 (forward_propagate_addr_expr_1): Update use of
16512 forward_propagate_addr_into_variable_array_index.
16514 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
16515 Nigel Stephens <nigel@mips.com>
16517 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
16518 function attributes, "far" being an alias for "long_call".
16519 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
16520 (mips_near_type_p, mips_far_type_p): New.
16521 (mips_comp_type_attributes): New function to check that attributes
16522 attached to a function type are compatible.
16523 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
16524 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
16525 to the target function of the thunk.
16526 (mips_encode_section_info): Check for "near" and "far" function
16527 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
16529 * config/mips/predicates.md (const_call_insn_operand): Test only
16530 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
16532 * doc/extend.texi (Function Attributes): Document MIPS "near" and
16535 * testsuite/gcc.target/mips/near-far-1.c: New test case.
16536 * testsuite/gcc.target/mips/near-far-2.c: New test case.
16537 * testsuite/gcc.target/mips/near-far-3.c: New test case.
16538 * testsuite/gcc.target/mips/near-far-4.c: New test case.
16540 2007-05-25 Eric Christopher <echristo@apple.com>
16542 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
16543 to x86-darwin configurations.
16544 * config/i386/t-darwin: Add softfp support.
16545 * config/i386/t-darwin64: Ditto.
16546 * config/i386/sfp-machine.h: If mach then don't use
16547 aliasing, emit a stub to call.
16549 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
16551 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
16552 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
16553 tree-predcom.c, tree-ssa-alias-warnings.c,
16554 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
16555 comment typos. Follow spelling conventions.
16556 * doc/cpp.texi, doc/invoke.texi: Fix typos.
16558 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
16561 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
16562 constants into memory. Expand unaligned memory references for
16563 SSE modes via x86_expand_vector_move_misalign() function.
16565 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
16567 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
16568 "memory" attribute for "sseishft" type insn without operands[2].
16570 2007-05-25 Dirk Mueller <dmueller@suse.de>
16571 Marcus Meissner <meissner@suse.de>
16573 * doc/extend.texi (alloc_size): New attribute.
16574 * c-common.c (handle_alloc_size_attribute): New.
16575 * tree-object-size.c (alloc_object_size): Use alloc_size
16576 attribute, if available.
16578 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16580 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
16582 (__builtin_ia32_vec_ext_v2di): Likewise.
16583 (__builtin_ia32_vec_ext_v4si): Likewise.
16584 (__builtin_ia32_vec_ext_v8hi): Likewise.
16585 (__builtin_ia32_vec_ext_v16qi): Likewise.
16586 (__builtin_ia32_vec_set_v8hi): Likewise.
16588 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
16590 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
16592 2007-05-25 Richard Sandiford <richard@codesourcery.com>
16594 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
16595 (arm_is_longcall_p): Rename to...
16596 (arm_is_long_call_p): ...this. Take a single tree argument and
16598 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
16599 (CUMULATIVE_ARGS): Remove call_cookie.
16600 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
16601 (ENCODED_LONG_CALL_ATTR_P): Delete.
16602 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
16603 LONG_CALL_FLAG_CHAR cases.
16604 (ARM_DECLARE_FUNCTION_SIZE): Delete.
16605 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
16606 ARM_DECLARE_FUNCTION_SIZE.
16607 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
16608 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
16609 (arm_encode_call_attribute, current_file_function_operand): Delete.
16610 (arm_function_in_section_p): New function.
16611 (arm_is_longcall_p): Rename to...
16612 (arm_is_long_call_p): ...this. Take the target function as a single
16613 argument and return a bool. Do not rely on call cookies. Check
16614 whether the target symbol is in the same section as the current
16615 function, not just the same compilation unit.
16616 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
16617 (arm_encode_section_info): Don't encode a call type.
16618 * config/arm/arm.md (call, call_value): Update calls to
16619 arm_is_long(_)call_p. Simplify logic.
16620 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
16621 Update calls to arm_is_long(_)call_p.
16623 2007-05-25 Richard Guenther <rguenther@suse.de>
16625 PR tree-optimization/31982
16626 * tree-ssa-forwprop.c
16627 (forward_propagate_addr_into_variable_array_index): Handle arrays
16628 with element size one.
16630 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
16632 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
16633 (umulsi3_highpart): Likewise.
16635 2007-05-24 Ian Lance Taylor <iant@google.com>
16637 PR rtl-optimization/32069
16638 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
16641 2007-05-24 Ollie Wild <aaw@google.com>
16643 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
16646 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
16648 * postreload-gcse.c (reg_changed_after_insn_p): New function.
16649 (oprs_unchanged_p): Use it to check all registers in a REG.
16650 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
16651 (reg_set_between_after_reload_p): Delete.
16652 (reg_used_between_after_reload_p): Likewise.
16653 (reg_set_or_used_since_bb_start): Likewise.
16654 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
16655 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
16656 Use reg_set_between_p instead of reg_set_between_after_reload_p.
16657 * rtlanal.c (reg_set_p): Check whether REG overlaps
16658 regs_invalidated_by_call, rather than just checking the
16659 membership of REGNO (REG).
16661 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16663 * doc/passes.texi: Document predictive commoning.
16664 * doc/invoke.texi (-fpredictive-commoning): Document.
16665 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
16666 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
16667 adding indices to the generated name.
16668 (schedule_sm): Pass 0 to get_lsm_tmp_name.
16669 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
16670 * tree-pretty-print.c (op_symbol_1): Renamed to ...
16671 (op_symbol_code): ... and exported.
16672 (dump_omp_clause, op_symbol): Use op_symbol_code
16673 instead of op_symbol_1.
16674 * tree-pass.h (pass_predcom): Declare.
16675 * timevar.def (TV_PREDCOM): New timevar.
16676 * tree-ssa-loop.c (run_tree_predictive_commoning,
16677 gate_tree_predictive_commoning, pass_predcom): New.
16678 * tree-data-ref.c (find_data_references_in_loop): Find the
16679 references in dominance order.
16680 (canonicalize_base_object_address): Ensure that the result has
16682 (dr_analyze_innermost): Export.
16683 (create_data_ref): Code to fail for references with invariant
16685 (find_data_references_in_stmt): ... here.
16686 * tree-data-ref.h (dr_analyze_innermost): Declare.
16687 * tree-affine.c: Include tree-gimple.h and hashtab.h.
16688 (aff_combination_find_elt, name_expansion_hash,
16689 name_expansion_eq, tree_to_aff_combination_expand,
16690 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
16692 * tree-affine.h (aff_combination_constant_multiple_p,
16693 tree_to_aff_combination_expand): Declare.
16694 * tree-predcom.c: New file.
16695 * common.opt (fpredictive-commoning): New option.
16696 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
16697 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
16698 * Makefile.in (tree-predcom.o): Add.
16699 (tree-affine.o): Add TREE_GIMPLE_H dependency.
16700 * passes.c (init_optimization_passes): Add dceloop after
16701 copy propagation in loop optimizer. Add predictive commoning
16702 to loop optimizer passes.
16704 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16706 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
16709 2007-05-24 Jan Hubicka <jh@suse.cz>
16711 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
16713 (genheader): Include statistics.h.
16715 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
16717 * print-rtl.c (flag_dump_unnumbered): Update comments.
16718 (print_rtl): Fix my previous change.
16719 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
16722 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
16724 PR middle-end/32018
16725 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
16727 (thread_through_all_blocks): Call initialize_original_copy_tables
16728 and free_original_copy_tables.
16729 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
16731 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
16732 * cfghooks.c (duplicate_block): Use get_loop_copy.
16733 * cfg.c: Include cfgloop.h.
16734 (loop_copy): New hash table.
16735 (initialize_original_copy_tables): Initialize loop_copy table.
16736 (free_original_copy_tables): Free loop_copy table.
16737 (copy_original_table_clear, copy_original_table_set,
16738 set_loop_copy, get_loop_copy): New functions.
16739 (set_bb_original, set_bb_copy): Use copy_original_table_set.
16740 * cfgloop.h (struct loop): Remove copy field.
16741 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
16742 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
16744 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16746 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
16747 -msse/-msse2/-msse3.
16749 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
16751 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
16752 __builtin_ia32_vec_set_v2di with MASK_64BIT.
16754 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
16757 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
16758 * targhooks.h (default_mangle_decl_assembler_name): Declare
16760 * targhooks.c (default_mangle_decl_assembler_name): Define
16762 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16764 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
16765 * langhooks.c (lhd_set_decl_assembler_name): Call
16766 targetm.mangle_decl_assembler_name for names with global scope.
16768 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
16770 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
16771 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
16773 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
16774 New. Factored out of i386_pe_encode_section_info.
16775 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
16776 Move check for prior decoration of stdcall
16777 symbols to i386_pe_encode_section_info.
16778 (i386_pe_encode_section_info): Adjust call to
16779 gen_stdcall_or_fastcall_suffix. Use
16780 i386_pe_maybe_mangle_decl_assembler_name, if needed.
16781 (i386_pe_mangle_decl_assembler_name): New. Wrap
16782 i386_pe_maybe_mangle_decl_assembler_name.
16784 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
16786 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
16787 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
16788 * langhooks.c (get_signed_or_unsigned_type): Don't check for
16789 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
16790 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
16793 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
16794 Nigel Stephens <nigel@mips.com>
16795 Richard Sandiford <richard@codesourcery.com>
16797 Fix up MIPS16 hard float and add support for complex.
16799 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
16800 (TARGET_SOFT_FLOAT_ABI): New.
16801 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
16802 __mips_soft_float to reflect the ABI in use, not whether the
16803 FPU is directly accessible (e.g., in MIPS16 mode).
16804 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
16805 (UNITS_PER_FPVALUE): Likewise.
16807 * config/mips/mips.c (mips_expand_call): Remove redundant
16808 TARGET_MIPS16 check.
16809 (mips_arg_regno): New.
16810 (function_arg_advance): When setting bits in cum->fp_code for
16811 MIPS16, don't subtract 1 from cum->arg_number, since it is now
16813 (function_arg): Use mips_arg_regno.
16814 (mips_return_mode_in_fpr_p): New.
16815 (mips16_call_stub_mode_suffix): New.
16816 (mips16_cfun_returns_in_fpr_p): New.
16817 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
16818 (mips_output_function_prologue): Test mips16_hard_float, not
16819 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
16820 (mips_expand_epilogue): Call MIPS16 helper routines to copy
16821 return value into a floating-point register.
16822 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
16823 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
16824 (mips16_fp_args): Handle MIPS32r2 ISA which supports
16825 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
16826 word of double arguments from or to the high bits of 64-bit
16827 floating point registers.
16828 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
16829 (mips16_fpret_double): New helper function.
16830 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
16831 support for complex modes. Fill in DECL_RESULT for stubdecl.
16832 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
16834 * config/mips/mips16.S
16835 (RET, ARG1, ARG2): New.
16836 (MERGE_GPRf, MERGE_GPRt): New.
16837 (DELAYt, DELAYf): New.
16838 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
16839 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
16840 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
16841 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
16842 (SFOP): Renamed to...
16843 (OPSF3): This, and macro-ified. Updated all uses.
16844 (SFOP2): Renamed to...
16845 (OPSF2): This, and macro-ified. Updated all uses.
16846 (SFCMP): Renamed to...
16847 (CMPSF): This, and macro-ified. Updated all uses.
16848 (SFREVCMP): Renamed to...
16849 (REVCMPSF): This, and macro-ified. Updated all uses.
16850 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
16851 (LDDBL1, LDDBL2, RETDBL): Deleted.
16852 (DFOP): Renamed to...
16853 (OPDF3): This, and macro-ified. Updated all uses.
16854 (DFOP2): Renamed to...
16855 (OPDF2): This, and macro-ified. Updated all uses.
16856 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
16857 (DFCMP): Renamed to...
16858 (CMPDF): This, and macro-ified. Updated all uses.
16859 (DFREVCMP): Renamed to...
16860 (REVCMPDF): This, and macro-ified. Updated all uses.
16861 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
16862 (RET_FUNCTION): New.
16863 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
16864 (__mips16_ret_sc, __mips16_ret_dc): New.
16865 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
16866 STUB_ARGS_6, STUB_ARGS_10): New.
16867 (CALL_STUB_NO_RET): New.
16868 (__mips16_call_stub_1): Macro-ified.
16869 (__mips16_call_stub_5): Macro-ified.
16870 (__mips16_call_stub_2): Macro-ified.
16871 (__mips16_call_stub_6): Macro-ified.
16872 (__mips16_call_stub_9): Macro-ified.
16873 (__mips16_call_stub_10): Macro-ified.
16874 (CALL_STUB_RET): New.
16875 (__mips16_call_stub_sf_0): Macro-ified.
16876 (__mips16_call_stub_sf_1): Macro-ified.
16877 (__mips16_call_stub_sf_5): Macro-ified.
16878 (__mips16_call_stub_sf_2): Macro-ified.
16879 (__mips16_call_stub_sf_6): Macro-ified.
16880 (__mips16_call_stub_sf_9): Macro-ified.
16881 (__mips16_call_stub_sf_10): Macro-ified.
16882 (__mips16_call_stub_df_0): Macro-ified.
16883 (__mips16_call_stub_df_1): Macro-ified.
16884 (__mips16_call_stub_df_5): Macro-ified.
16885 (__mips16_call_stub_df_2): Macro-ified.
16886 (__mips16_call_stub_df_6): Macro-ified.
16887 (__mips16_call_stub_df_9): Macro-ified.
16888 (__mips16_call_stub_df_10): Macro-ified.
16889 (__mips16_call_stub_sc_0): New.
16890 (__mips16_call_stub_sc_1): New.
16891 (__mips16_call_stub_sc_5): New.
16892 (__mips16_call_stub_sc_2): New.
16893 (__mips16_call_stub_sc_6): New.
16894 (__mips16_call_stub_sc_9): New.
16895 (__mips16_call_stub_sc_10): New.
16896 (__mips16_call_stub_dc_0): New.
16897 (__mips16_call_stub_dc_1): New.
16898 (__mips16_call_stub_dc_5): New.
16899 (__mips16_call_stub_dc_2): New.
16900 (__mips16_call_stub_dc_6): New.
16901 (__mips16_call_stub_dc_9): New.
16902 (__mips16_call_stub_dc_10): New.
16904 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
16905 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
16906 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
16908 2007-05-23 Ian Lance Taylor <iant@google.com>
16910 * doc/invoke.texi (Invoking GCC): Document that the order of the
16913 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
16916 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
16917 * config/score/predicate.md (const_pow2, const_npow2): Remove.
16918 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
16922 * config/score/score.c (score_print_operand): Make sure that only
16923 lower bits are used.
16925 2007-05-22 Ian Lance Taylor <iant@google.com>
16927 * tree-vrp.c (avoid_overflow_infinity): New static function,
16928 broken out of set_value_range_to_value.
16929 (set_value_range_to_value): Call avoid_overflow_infinity.
16930 (extract_range_from_assert): Likewise.
16932 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
16934 PR middle-end/31095
16935 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
16936 change the type before looking for a COMPOUND_EXPR.
16938 2007-05-22 Ian Lance Taylor <iant@google.com>
16940 * lower-subreg.c (decompose_multiword_subregs): If we change an
16941 insn, call remove_retval_note on it.
16943 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
16945 * regs.h (end_hard_regno): New function.
16946 (END_HARD_REGNO, END_REGNO): New macros.
16947 (add_to_hard_reg_set): New function.
16948 (remove_from_hard_reg_set): Likewise.
16949 (in_hard_reg_set_p): Likewise.
16950 (overlaps_hard_reg_set_p): Likewise.
16951 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
16952 (note_btr_set): Use END_HARD_REGNO.
16953 * caller-save.c (setup_save_areas): Use end_hard_regno.
16954 (mark_set_regs): Use END_HARD_REGNO.
16955 (add_stored_regs): Use end_hard_regno.
16956 (mark_referenced_regs): Use add_to_hard_reg_set.
16957 * combine.c (update_table_tick): Use END_REGNO.
16958 (record_value_for_reg): Likewise.
16959 (record_dead_and_set_regs): Likewise.
16960 (get_last_value_validate): Likewise.
16961 (use_crosses_set_p): Likewise.
16962 (reg_dead_at_p_1): Likewise.
16963 (reg_dead_at_p): Likewise.
16964 (mark_used_regs_combine): Use add_to_hard_reg_set.
16965 (move_deaths): Use END_HARD_REGNO.
16966 (reg_bitfield_target_p): Use end_hard_regno.
16967 (distribute_notes): Use END_HARD_REGNO.
16968 * cse.c (mention_regs): Use END_REGNO.
16969 (insert): Use add_to_hard_reg_set.
16970 (invalidate): Use END_HARD_REGNO.
16971 (invalidate_for_call): Likewise.
16972 (exp_equiv_p): Use END_REGNO.
16973 (cse_insn): Likewise.
16974 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
16975 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
16976 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
16977 * function.c (keep_stack_depressed): Use end_hard_regno.
16978 * global.c (global_alloc): Use end_hard_regno.
16979 (global_conflicts): Use add_to_hard_reg_set instead of
16981 (find_reg): Likewise.
16982 (mark_reg_store): Likewise.
16983 (mark_reg_conflicts): Likewise.
16984 (mark_reg_death): Use remove_from_hard_reg_set.
16985 (mark_reg_live_nc): Delete.
16986 (set_preference): Use end_hard_regno.
16987 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
16988 remove_from_hard_reg_set.
16989 (post_mark_life): Use add_to_hard_reg_set.
16990 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
16991 (reg_becomes_live): Use add_to_hard_reg_set.
16992 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
16993 (peep2_find_free_register): Use add_to_hard_reg_set.
16994 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
16995 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
16996 * regrename.c (note_sets): Use add_to_hard_reg_set.
16997 (clear_dead_regs): Use remove_from_hard_reg_set.
16998 (regrename_optimize): Use add_to_hard_reg_set.
16999 (find_oldest_value_reg): Use in_hard_reg_set_p.
17000 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
17001 (hard_reg_set_here_p): Use end_hard_regno.
17002 (decompose): Likewise.
17003 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
17004 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
17005 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
17006 (mark_home_live): Use end_hard_regno.
17007 (spill_hard_reg): Likewise.
17008 (clear_reload_reg_in_use): Likewise.
17009 * reorg.c (delete_prior_computation): Use END_REGNO.
17010 * resource.c (update_live_status): Use END_HARD_REGNO.
17011 (mark_referenced_resources): Use add_to_hard_reg_set.
17012 (mark_set_resources): Likewise.
17013 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
17014 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
17015 (reg_overlap_mentioned_p): Likewise.
17016 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
17017 (covers_regno_no_parallel_p): Use END_REGNO.
17018 (find_regno_note): Likewise.
17019 (find_reg_fusage): Use END_HARD_REGNO.
17020 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
17021 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
17023 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
17025 * mode-switching.c (reg_dies): Change type of second argument to
17027 (optimize_mode_switching): Update accordingly.
17029 2007-05-22 Richard Sandiford <richard@codesourcery.com>
17031 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
17033 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
17034 (hard_reg_set_empty_p): ...these new functions.
17035 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
17036 GO_IF_HARD_REG_SUBSET.
17037 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
17038 instead of GO_IF_HARD_REG_EQUAL.
17039 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
17040 instead of GO_IF_HARD_REG_EQUAL.
17041 * global.c (find_reg): Use hard_reg_set_empty_p instead of
17042 GO_IF_HARD_REG_SUBSET.
17043 (modify_reg_pav): Use hard_reg_set_empty_p instead of
17044 GO_IF_HARD_REG_EQUAL.
17045 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
17046 of GO_IF_HARD_REG_SUBSET.
17047 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
17048 instead of GO_IF_HARD_REG_EQUAL.
17049 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
17050 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
17051 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
17052 of GO_IF_HARD_REG_SUBSET,
17053 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
17054 GO_IF_HARD_REG_SUBSET.
17055 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
17056 instead of GO_IF_HARD_REG_EQUAL.
17057 * config/sh/sh.c (push_regs, calc_live_regs): Use
17058 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
17059 (hard_regs_intersect_p): Delete.
17061 2007-05-22 Janis Johnson <janis187@us.ibm.com>
17063 * doc/sourcebuild.texi (Test Directives) Add dg-message.
17065 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
17066 Richard Henderson <rth@redhat.com>
17068 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
17070 (x86_64-*-*): Likewise.
17072 * i386/i386-modes.def (V2QI): New.
17074 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
17076 (override_options): Support SSE4.1.
17077 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
17078 (IX86_BUILTIN_BLENDPS): Likewise.
17079 (IX86_BUILTIN_BLENDVPD): Likewise.
17080 (IX86_BUILTIN_BLENDVPS): Likewise.
17081 (IX86_BUILTIN_PBLENDVB128): Likewise.
17082 (IX86_BUILTIN_PBLENDW128): Likewise.
17083 (IX86_BUILTIN_DPPD): Likewise.
17084 (IX86_BUILTIN_DPPS): Likewise.
17085 (IX86_BUILTIN_INSERTPS128): Likewise.
17086 (IX86_BUILTIN_MOVNTDQA): Likewise.
17087 (IX86_BUILTIN_MPSADBW128): Likewise.
17088 (IX86_BUILTIN_PACKUSDW128): Likewise.
17089 (IX86_BUILTIN_PCMPEQQ): Likewise.
17090 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
17091 (IX86_BUILTIN_PMAXSB128): Likewise.
17092 (IX86_BUILTIN_PMAXSD128): Likewise.
17093 (IX86_BUILTIN_PMAXUD128): Likewise.
17094 (IX86_BUILTIN_PMAXUW128): Likewise.
17095 (IX86_BUILTIN_PMINSB128): Likewise.
17096 (IX86_BUILTIN_PMINSD128): Likewise.
17097 (IX86_BUILTIN_PMINUD128): Likewise.
17098 (IX86_BUILTIN_PMINUW128): Likewise.
17099 (IX86_BUILTIN_PMOVSXBW128): Likewise.
17100 (IX86_BUILTIN_PMOVSXBD128): Likewise.
17101 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
17102 (IX86_BUILTIN_PMOVSXWD128): Likewise.
17103 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
17104 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
17105 (IX86_BUILTIN_PMOVZXBW128): Likewise.
17106 (IX86_BUILTIN_PMOVZXBD128): Likewise.
17107 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
17108 (IX86_BUILTIN_PMOVZXWD128): Likewise.
17109 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
17110 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
17111 (IX86_BUILTIN_PMULDQ128): Likewise.
17112 (IX86_BUILTIN_PMULLD128): Likewise.
17113 (IX86_BUILTIN_ROUNDPD): Likewise.
17114 (IX86_BUILTIN_ROUNDPS): Likewise.
17115 (IX86_BUILTIN_ROUNDSD): Likewise.
17116 (IX86_BUILTIN_ROUNDSS): Likewise.
17117 (IX86_BUILTIN_PTESTZ): Likewise.
17118 (IX86_BUILTIN_PTESTC): Likewise.
17119 (IX86_BUILTIN_PTESTNZC): Likewise.
17120 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
17121 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
17122 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
17123 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
17124 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
17125 (bdesc_ptest): New.
17126 (bdesc_sse_3arg): Likewise.
17127 (bdesc_2arg): Likewise.
17128 (bdesc_1arg): Likewise.
17129 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
17131 (ix86_expand_sse_4_operands_builtin): New.
17132 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
17133 smaller than 8 bits as the 2nd arg.
17134 (ix86_expand_sse_ptest): New.
17135 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
17136 (ix86_expand_vector_set): Support SSE4.1.
17137 (ix86_expand_vector_extract): Likewise.
17139 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17140 __SSE4_1__ for -msse4.1.
17142 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
17143 (UNSPEC_INSERTPS): Likewise.
17144 (UNSPEC_DP): Likewise.
17145 (UNSPEC_MOVNTDQA): Likewise.
17146 (UNSPEC_MPSADBW): Likewise.
17147 (UNSPEC_PHMINPOSUW): Likewise.
17148 (UNSPEC_PTEST): Likewise.
17149 (UNSPEC_ROUNDP): Likewise.
17150 (UNSPEC_ROUNDS): Likewise.
17152 * config/i386/i386.opt (msse4.1): New for SSE4.1.
17154 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
17155 (const_pow2_1_to_32768_operand): Likewise.
17157 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
17160 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
17162 (sse4_1_insertps): Likewise.
17163 (*sse4_1_extractps): Likewise.
17164 (sse4_1_ptest): Likewise.
17165 (sse4_1_mulv2siv2di3): Likewise.
17166 (*sse4_1_mulv4si3): Likewise.
17167 (*sse4_1_smax<mode>3): Likewise.
17168 (*sse4_1_umax<mode>3): Likewise.
17169 (*sse4_1_smin<mode>3): Likewise.
17170 (*sse4_1_umin<mode>3): Likewise.
17171 (sse4_1_eqv2di3): Likewise.
17172 (*sse4_1_pinsrb): Likewise.
17173 (*sse4_1_pinsrd): Likewise.
17174 (*sse4_1_pinsrq): Likewise.
17175 (*sse4_1_pextrb): Likewise.
17176 (*sse4_1_pextrb_memory): Likewise.
17177 (*sse4_1_pextrw_memory): Likewise.
17178 (*sse4_1_pextrq): Likewise.
17179 (sse4_1_blendpd): Likewise.
17180 (sse4_1_blendps): Likewise.
17181 (sse4_1_blendvpd): Likewise.
17182 (sse4_1_blendvps): Likewise.
17183 (sse4_1_dppd): Likewise.
17184 (sse4_1_dpps): Likewise.
17185 (sse4_1_movntdqa): Likewise.
17186 (sse4_1_mpsadbw): Likewise.
17187 (sse4_1_packusdw): Likewise.
17188 (sse4_1_pblendvb): Likewise.
17189 (sse4_1_pblendw): Likewise.
17190 (sse4_1_phminposuw): Likewise.
17191 (sse4_1_extendv8qiv8hi2): Likewise.
17192 (*sse4_1_extendv8qiv8hi2): Likewise.
17193 (sse4_1_extendv4qiv4si2): Likewise.
17194 (*sse4_1_extendv4qiv4si2): Likewise.
17195 (sse4_1_extendv2qiv2di2): Likewise.
17196 (*sse4_1_extendv2qiv2di2): Likewise.
17197 (sse4_1_extendv4hiv4si2): Likewise.
17198 (*sse4_1_extendv4hiv4si2): Likewise.
17199 (sse4_1_extendv2hiv2di2): Likewise.
17200 (*sse4_1_extendv2hiv2di2): Likewise.
17201 (sse4_1_extendv2siv2di2): Likewise.
17202 (*sse4_1_extendv2siv2di2): Likewise.
17203 (sse4_1_zero_extendv8qiv8hi2): Likewise.
17204 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
17205 (sse4_1_zero_extendv4qiv4si2): Likewise.
17206 (*sse4_1_zero_extendv4qiv4si2): Likewise.
17207 (sse4_1_zero_extendv2qiv2di2): Likewise.
17208 (*sse4_1_zero_extendv2qiv2di2): Likewise.
17209 (sse4_1_zero_extendv4hiv4si2): Likewise.
17210 (*sse4_1_zero_extendv4hiv4si2): Likewise.
17211 (sse4_1_zero_extendv2hiv2di2): Likewise.
17212 (*sse4_1_zero_extendv2hiv2di2): Likewise.
17213 (sse4_1_zero_extendv2siv2di2): Likewise.
17214 (*sse4_1_zero_extendv2siv2di2): Likewise.
17215 (sse4_1_roundpd): Likewise.
17216 (sse4_1_roundps): Likewise.
17217 (sse4_1_roundsd): Likewise.
17218 (sse4_1_roundss): Likewise.
17219 (mulv4si3): Don't expand for SSE4.1.
17220 (smax<mode>3): Likewise.
17221 (umaxv4si3): Likewise.
17222 (uminv16qi3): Likewise.
17223 (umin<mode>3): Likewise.
17224 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
17226 * doc/extend.texi: Document SSE4.1 built-in functions.
17228 * doc/invoke.texi: Document -msse4.1.
17230 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
17232 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
17233 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
17234 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
17235 (ASM_SPEC): Add asm_pcrel_spec.
17236 (EXTRA_SPECS): Add asm_pcrel_spec.
17238 2007-05-21 David Daney <ddaney@avtrex.com>
17240 * doc/install.texi (Building a cross compiler): Add requirements
17241 for Java cross compiler.
17243 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17245 PR middle-end/31995
17246 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
17247 Add loopno argument. Use evolution_function_is_invariant_rec_p
17248 instead of evolution_function_is_constant_p.
17249 Update calls to evolution_function_is_affine_multivariate_p.
17250 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
17251 Add loopno argument.
17252 * tree-scalar-evolution.c (gather_chrec_stats): Call
17253 evolution_function_is_affine_multivariate_p with a loop
17255 * tree-data-ref.c (analyze_miv_subscript): Likewise.
17256 (analyze_overlapping_iterations): Likewise.
17257 (access_functions_are_affine_or_constant_p): Likewise.
17258 (build_classic_dist_vector_1): If the access functions
17259 are equal, don't do anything.
17261 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
17262 Paolo Carlini <pcarlini@suse.de>
17263 Uros Bizjak <ubizjak@gmail.com>
17265 * c-cppbuiltin.c (c_cpp_builtins): Define
17266 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
17267 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
17268 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
17269 * doc/cpp.texi ([Standard Predefined Macros]): Document.
17271 2007-05-21 Mike Stump <mrs@apple.com>
17273 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
17275 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17277 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
17279 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
17280 implementation if __OPTIMIZE__ is not defined.
17281 (_mm_alignr_pi8): Ditto.
17282 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17283 (_mm_inserti_si64): Ditto.
17284 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17285 (_mm_slli_epi16): Ditto.
17286 (_mm_slli_epi32): Ditto.
17287 (_mm_slli_epi64): Ditto.
17288 (_mm_srai_epi16): Ditto.
17289 (_mm_srai_epi32): Ditto.
17290 (_mm_srli_si128): Ditto.
17291 (_mm_slli_si128): Ditto.
17292 (_mm_srli_epi16): Ditto.
17293 (_mm_srli_epi32): Ditto.
17294 (_mm_srli_epi64): Ditto.
17295 (_mm_extract_epi16): Ditto.
17296 (_mm_insert_epi16): Ditto.
17297 (_mm_shufflehi_epi16): Ditto.
17298 (_mm_shufflelo_epi16): Ditto.
17299 (_mm_shuffle_epi32): Ditto.
17300 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
17301 (_m_pextrw): Ditto.
17302 (_mm_insert_pi16): Ditto.
17303 (_m_pinsrw): Ditto.
17304 (_mm_shuffle_pi16): Ditto.
17305 (_m_pshufw): Ditto.
17306 (_mm_shufle_ps): Ditto.
17307 (_mm_prefetch): Ditto.
17309 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
17311 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
17312 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
17313 * real.c (encode_i370_single, decode_i370_single,
17314 encode_i370_double, decode_i370_double): Functions removed.
17315 (i370_single_format, i370_double_format): Initializations removed.
17316 (real_maxval, round_for_format, exact_real_truncate, significand_size):
17317 Consider the log2_b field to always be one.
17318 (ieee_single_format, mips_single_format, coldfire_single_format,
17319 ieee_double_format, mips_double_format, coldfire_double_format,
17320 ieee_extended_motorola_format, ieee_extended_intel_96_format,
17321 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
17322 ibm_extended_format, mips_extended_format, ieee_quad_format,
17323 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
17324 decimal_single_format, decimal_double_format, decimal_quad_format,
17325 c4x_single_format, c4x_extended_format, real_internal_format): Remove
17326 initialization of log2_b.
17327 * real.h (i370_single_format, i370_double_format): Declarations
17329 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
17330 field to always be one.
17332 2007-05-21 Andreas Schwab <schwab@suse.de>
17334 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
17335 NOTE_INSN_BASIC_BLOCK_P.
17336 (process_for_unwind_directive): Likewise.
17338 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
17340 * builtins.c (expand_builtin_setjmp_setup): Update comment.
17341 * function.h (struct function): Move va_list_gpr_size,
17342 va_list_fpr_size, function_frequency to front of bitfields. Add
17344 (current_function_calls_unwind_init): New.
17345 * except.c (expand_builtin_unwind_init): Set
17346 current_function_calls_unwind_init not
17347 current_function_has_nonlocal_label.
17348 * reload1.c (has_nonexceptional_receiver): New.
17349 (reload): Use it and current_function_calls_unwind_init to
17350 determine whether call-saved regs must be saved.
17352 2007-05-20 Jan Hubicka <jh@suse.cz>
17354 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
17355 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17356 * ddg.c (create_ddg): LIkewise.
17357 * final.c (final): Remove hunk moving line number notes around since
17358 they are no longer present at this stage.
17359 (final_scan_insn): Use NOTE_KIND instead of
17360 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17361 (output_asm_label): Likewise.
17362 * reorg.c (dbr_schedule): Likewise.
17363 * haifa-sched.c (unlink_other_notes): Likewise.
17364 * mode-switching.c (optimize_mode_switching): Likewise.
17365 * graph.c (start_bb): Likewise.
17366 * rtl.def (NOTE): Update description.
17367 * jump.c (squeeze_notes): Delete.
17368 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
17369 NOTE_INSN_BASIC_BLOCK_P when possible.
17370 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
17371 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
17372 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
17373 (dwarf2out_var_location): Likewise.
17374 * cfgbuild.c (make_edges): Likewise.
17375 (find_basic_blocks_1): Likewise.
17376 * function.c (reorder_blocks_1): Likewise.
17377 (epilogue_done): Likewise.
17378 (reposition_prologue_and_epilogue_notes): Likewise.
17379 * print-rtl.c (print_rtx): Likewise; drop code for printing
17381 (print_rtl): Likewise.
17382 (print_rtl_single): Likewise.
17383 * gcse.c (insert_insn_start_bb): Likewise.
17384 * alias.c (init_alias_analysis): Likewise.
17385 * calls.c (fixup_tail_calls): Likewise.
17386 * except.c (sjlj_emit_function_enter): Likewise.
17387 * emit-rtl.c (add_insn_after): Likeiwse.
17388 (emit_label_before): Likewise.
17389 (emit_label_after): Likewise.
17390 (emit_note_before, emit_note_after, emit_note): Update
17391 parameter to be enum insn_note; do not deal with source
17393 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
17394 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
17396 (merge_blocks_move_successor_nojumps): Simplify now when
17397 we don't have BLOCK notes.
17398 (try_optimize_cfg): Likewise.
17399 * cfglayout.c (skip_insns_after_block): Likewise.
17400 (record_effective_endpoints): Likewise.
17401 (duplicate_insn_chain): Likewise.
17402 * varasm.c (output_constant_pool_1): Likewise.
17403 * sched-deps.c (sched_analyze): Likewise.
17404 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
17406 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
17407 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
17408 (SET_INSN_DELETED): Simplify.
17409 (NOTE_LINE_NUMBER): Exterminate.
17410 (NOTE_LINE_KIND): New.
17411 (NOTE_INSN_BASIC_BLOCK_P): Update.
17412 (enum insn_note): Simplify.
17413 (GET_NOTE_INSN_NAME) Simplify.
17414 (emit_note_before, emit_note_after, emit_note): Update prototype.
17415 (squeeze_notes): Remove.
17416 * sched-int.h (NOTE_NOT_BB_P): Update.
17417 * resource.c (mark_target_live_regs): Update.
17418 * sched-rgn.c (debug_dependencies): Update.
17419 * sched-vis.c (print_insn): Update.
17420 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
17421 * config/i386/i386.c (ix86_output_function_epilogue): Update.
17422 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
17423 (TARGET_ADJUST_UNROLL_MAX): Likewise.
17424 (split_branches): Update.
17425 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
17427 (sh_adjust_unroll_max): Exterminate.
17428 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
17429 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
17430 (m68hc11_reorg): Likewise.
17431 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
17432 (emit_predicate_relation_info): Update.
17433 (process_for_unwind_directive): Update.
17434 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
17435 (output_call): Update.
17436 * config/pa/pa.c (output_lbranch): Update.
17437 (output_millicode_call): Update.
17438 (output_call): Update.
17439 (pa_combine_instructions): Update.
17440 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
17441 * config/bfin/bfin.c (gen_one_bundle): Update.
17442 * cfgrtl.c (can_delete_note_p): Update.
17443 (delete_insn): Update.
17444 (rtl_merge_blocks): Update.
17445 (commit_one_edge_insertion): Update.
17446 (rtl_verify_flow_info): Update.
17447 * stmt.c (expand_case): Do not call squeeze_notes.
17449 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17456 * c.opt (Wtype-limits): New.
17457 * doc/invoke.texi (Wtype-limits): Document it.
17458 (Wextra): Enabled by -Wextra.
17459 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17460 * c-common.c (shorten_compare): Warn with Wtype-limits.
17462 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17464 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
17465 inlined function, not as a macro.
17466 (_mm_alignr_pi8): Ditto.
17467 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
17468 (_mm_inserti_si64): Ditto.
17469 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
17470 (_mm_extract_epi16): Ditto.
17471 (_mm_insert_epi16): Ditto.
17472 (_mm_shufflehi_epi16): Ditto.
17473 (_mm_shufflelo_epi16): Ditto.
17474 (_mm_shuffle_epi32): Ditto.
17475 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
17476 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
17478 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
17480 (_m_to_float): Use C89 compatible assignment.
17482 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
17485 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
17487 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17490 * doc/invoke.texi (Wreturn-type): Complete description.
17491 (Wextra): Delete item about return-type warning.
17492 * c-decl.c: Delete redundant Wextra warning.
17494 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
17497 * config/i386/pmmintrin.h: Do not include xmmintrin.h
17498 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
17499 inlined function, not as a macro.
17500 (_mm_prefetch): Ditto.
17501 (_m_pextrw): Ditto.
17502 (_mm_insert_pi16): Ditto.
17503 (_m_pinsrw): Ditto.
17504 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
17505 (_m_pshufw): Ditto. Add const to __N argument.
17506 (_mm_shufle_ps): Ditto. Add const to __mask argument.
17507 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
17508 (_mm_slli_epi32): Ditto.
17509 (_mm_srli_si128): Implement as always inlined function, not as a
17510 macro. Add __inline to function declaration.
17511 (_mm_slli_si128): Ditto.
17513 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
17515 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
17516 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
17518 (struct fenv): New structure.
17519 (FP_HANDLE_EXCEPTIONS): New define.
17520 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
17521 (_FP_DECL_EXP): New define.
17522 (FP_INIT_ROUNDMODE): New define.
17523 (FP_ROUNDMODE): New define.
17525 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17527 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
17528 (Wconversion): Update description.
17529 (Wconversion-sign): New.
17530 * c.opt (Wconversion-sign): New.
17531 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
17532 means disabled for C++. Otherwise, take the status of Wconversion.
17533 * c-common.c (conversion_warning): Warn with either Wconversion or
17535 (warnings_for_convert_and_check): Conditions are already checked by
17536 conversion_warning.
17537 (convert_and_check): Don't check warnings if the conversion failed.
17539 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
17540 Anatoly Sokolov <aesok@dol.ru>
17542 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
17543 avr_epilogue_uses) : Add declaration.
17544 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
17545 * config/avr/constraints.md (R): New constraint.
17546 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
17547 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
17548 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
17549 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
17550 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
17551 call_prologue_saves, epilogue_restores, return_from_epilogue,
17552 return_from_main_epilogue, return_from_interrupt_epilogue,
17553 return_from_naked_epilogue, prologue, epilogue): New patterns.
17554 (jump): Handle symbol reference.
17555 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
17556 avr_output_function_prologue, avr_output_function_epilogue): Remove
17558 (avr_init_machine_status, expand_prologue, expand_epilogue,
17559 avr_asm_function_end_prologue, avr_epilogue_uses,
17560 avr_asm_function_begin_epilogue): New functions.
17561 (prologue_size, epilogue_size, jump_tables_size): Remove global
17563 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
17564 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
17565 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
17566 (avr_override_options): Initialise init_machine_status.
17567 (output_movhi): Handle all stack pointer loads.
17568 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
17569 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
17570 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
17571 (EPILOGUE_USES) Redefine.
17572 (machine_function) Declare.
17574 2007-05-19 Richard Sandiford <richard@codesourcery.com>
17576 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
17577 Use a single return statement.
17579 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17581 PR middle-end/30250
17582 * builtins.c (do_mpfr_lgamma_r): New.
17583 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
17584 * tree.h (CASE_FLT_FN_REENT): New.
17586 2007-05-18 Geoffrey Keating <geoffk@apple.com>
17588 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
17589 (output_die): Use 'unsigned long' with %x.
17590 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
17591 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
17592 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
17594 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
17596 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
17601 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
17602 true if function has no argument.
17604 2007-05-18 DJ Delorie <dj@redhat.com>
17606 * config/mips/mips.c (mips_offset_within_alignment_p): New.
17607 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
17609 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17611 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
17612 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
17613 count_trailing_zeros.
17614 (__i386__): Implement count_leading_zeros using __builtin_clz().
17615 Implement count_trailing_zeros usign __builtin_ctz().
17617 2007-05-18 Richard Sandiford <richard@codesourcery.com>
17619 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
17621 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
17623 PR middle-end/31344
17624 * expr.c (emit_move_change_mode): Change mode of push operands here.
17626 2007-05-17 Ian Lance Taylor <iant@google.com>
17628 PR tree-optimization/31953
17629 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
17630 Change all callers.
17631 (set_value_range_to_null): Call set_value_range_to_value.
17632 (extract_range_from_comparison): Likewise.
17634 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17636 * toplev.c (print_version): Output GMP/MPFR version info.
17638 * builtins.c (CASE_MATHFN_REENT): New macro.
17639 (mathfn_built_in): Use it.
17640 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
17641 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
17642 BUILT_IN_LGAMMAL_R): New.
17643 * doc/extend.texi: Document new builtins.
17645 PR middle-end/31796
17646 * builtins.c (do_mpfr_remquo): New.
17647 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
17648 (fold_builtin_3): Handle BUILT_IN_REMQUO.
17650 PR middle-end/30251
17651 * builtins.c (fold_builtin_1): Handle y0, y1.
17652 (fold_builtin_2): Handle yn.
17654 PR middle-end/30251
17655 * builtins.c (do_mpfr_bessel_n): New.
17656 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
17657 (fold_builtin_2): Handle BUILT_IN_JN.
17659 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
17662 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
17663 TYPE_PRECISION (intmax_type_node).
17665 2007-05-17 Steve Ellcey <sje@cup.hp.com>
17668 * reload.c (subst_reloads): Remove checking.
17670 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
17672 PR rtl-optimization/31691
17673 * combine.c (simplify_set): Build a new src pattern instead of
17674 substituting its operands in the COMPARE case.
17676 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
17678 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
17679 (execute_vrp): Preserve loops through jump threading.
17680 * tree-ssa-threadupdate.c (thread_single_edge,
17681 dbds_continue_enumeration_p, determine_bb_domination_status,
17682 thread_through_loop_header): New functions.
17683 (create_edge_and_update_destination_phis,
17684 create_edge_and_update_destination_phis): Set loops for the new blocks.
17685 (prune_undesirable_thread_requests): Removed.
17686 (redirect_edges): Do not pretend that redirect_edge_and_branch can
17688 (thread_block): Do not call prune_undesirable_thread_requests.
17690 (mark_threaded_blocks): Select edges to thread here.
17691 (thread_through_all_blocks): Take may_peel_loop_headers argument.
17692 Thread edges through loop headers independently.
17693 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
17694 * tree-pass.h (TODO_mark_first_instance): New.
17695 (first_pass_instance): Declare.
17696 * cfghooks.c (duplicate_block): Put the block to the original loop
17697 if copy is not specified.
17698 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
17699 jump threading. Pass may_peel_loop_headers to
17700 thread_through_all_blocks according to first_pass_instance.
17701 * cfgloop.h (create_preheader): Declare.
17702 * tree-flow.h (thread_through_all_blocks): Declaration changed.
17703 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
17704 * passes.c (first_pass_instance): New variable.
17705 (next_pass_1): Set TODO_mark_first_instance.
17706 (execute_todo): Set first_pass_instance.
17708 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
17710 PR tree-optimization/24659
17711 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
17712 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
17713 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
17714 OTI_vec_pack_ufix_trunc.
17715 (vec_unpacks_float_hi_optab): Define new macro.
17716 (vec_unpacks_float_lo_optab): Ditto.
17717 (vec_unpacku_float_hi_optab): Ditto.
17718 (vec_unpacku_float_lo_optab): Ditto.
17719 (vec_pack_sfix_trunc_optab): Ditto.
17720 (vec_pack_ufix_trunc_optab): Ditto.
17721 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
17722 and vec_pack_[s|u]fix_trunc_optab using
17723 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
17724 * tree-vectorizer.c (supportable_widening_operation): Handle
17725 FLOAT_EXPR and CONVERT_EXPR. Update comment.
17726 (supportable_narrowing_operation): New function.
17727 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
17728 * tree-vect-transform.c (vectorizable_conversion): Handle
17729 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
17730 (vect_gen_widened_results_half): Move before vectorizable_conversion.
17731 (vectorizable_type_demotion): Call supportable_narrowing_operation()
17732 to check for target support.
17733 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
17734 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
17735 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
17736 for VEC_PACK_FIX_TRUNC_EXPR.
17737 (expand_binop): Special case mode of the result for
17738 vec_pack_[u|s]fix_trunc_optab.
17739 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
17740 vec_pack_[u|s]fix_trunc_optab.
17742 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
17743 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
17744 * tree-pretty-print.c (dump_generic_node): Handle
17745 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
17746 VEC_PACK_FIX_TRUNC_EXPR.
17748 * expr.c (expand_expr_real_1): Ditto.
17749 * tree-inline.c (estimate_num_insns_1): Ditto.
17750 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17752 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
17753 (vec_unpacks_float_lo_v8hi): Ditto.
17754 (vec_unpacku_float_hi_v8hi): Ditto.
17755 (vec_unpacku_float_lo_v8hi): Ditto.
17756 (vec_unpacks_float_hi_v4si): Ditto.
17757 (vec_unpacks_float_lo_v4si): Ditto.
17758 (vec_pack_sfix_trunc_v2df): Ditto.
17760 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
17762 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
17763 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
17764 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
17765 [vec_pack_ufix_trunc]: Ditto.
17766 [vec_unpacks_float_hi]: Ditto.
17767 [vec_unpacks_float_lo]: Ditto.
17768 [vec_unpacku_float_hi]: Ditto.
17769 [vec_unpacku_float_lo]: Ditto.
17771 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
17773 * soft-fp/README: Update for new files.
17774 * soft-fp/floattisf.c: New file.
17775 * soft-fp/floattidf.c: New file.
17776 * soft-fp/floattitf.c: New file.
17777 * soft-fp/floatuntisf.c: New file.
17778 * soft-fp/floatuntidf.c: New file.
17779 * soft-fp/floatuntitf.c: New file.
17780 * soft-fp/fixsfti.c: New file.
17781 * soft-fp/fixdfti.c: New file.
17782 * soft-fp/fixtfti.c: New file.
17783 * soft-fp/fixunssfti.c: New file.
17784 * soft-fp/fixunsdfti.c: New file.
17785 * soft-fp/fixunstfti.c: New file.
17786 * soft-fp/extendxftf.c: New file.
17787 * soft-fp/trunctfxf.c: New file.
17789 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
17790 (__trunctfxf2): Ditto.
17792 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
17793 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
17794 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
17795 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
17796 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
17797 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
17799 * config/i386/t-fprules-softfp64: New file.
17800 * config/i386/sfp-machine.h: New file.
17801 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
17802 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
17803 and soft-fp/t-softfp to tmake_file.
17804 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
17805 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
17807 * config/i386/t-linux64 (softfp_wrap_start): New.
17808 (softfp_wrap_end): New.
17809 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
17810 supported for TARGET_64BIT.
17812 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17814 * c-common.c (c_common_signed_or_unsigned_type): Emulate
17815 c_common_unsigned_type behavior.
17817 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
17819 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
17822 2007-05-16 Eric Christopher <echristo@apple.com>
17824 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
17825 saving after stack push. Set sp_offset whenever we push.
17826 (rs6000_emit_epilogue): Move altivec register restore before
17829 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17831 * configure.ac: Allow sysroots to be relocated under $prefix as
17832 well as $exec_prefix.
17833 * configure: Regenerate.
17835 2007-05-16 Richard Sandiford <richard@codesourcery.com>
17839 2007-05-12 Richard Sandiford <richard@codesourcery.com>
17841 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
17842 (gcc_tooldir): Likewise.
17843 * configure: Regenerate.
17844 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17845 old configure.ac gcc_tooldir setting.
17846 (prefix_to_exec_prefix): New variable.
17847 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
17848 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
17850 2007-05-14 Janis Johnson <janis187@us.ibm.com>
17852 * c-typeck.c (build_binary_op): Return early for error.
17854 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
17856 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
17857 struct nb_iter_bound.
17858 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
17859 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
17860 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
17861 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
17862 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
17863 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
17864 (del_scev_info): Use ggc_free.
17865 (scev_initialize): Allocate scalar_evolution_info in gc memory.
17866 * loop-init.c: Include ggc.h.
17867 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
17868 (loop_optimizer_finalize): Use ggc_free.
17869 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17870 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
17871 pass_iv_optimize): Add TODO_ggc_collect.
17872 * function.h (struct function): Remove skip marker from
17874 * cfgloop.c: Include ggc.h.
17875 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
17877 (establish_preds): Vector superloops is gc allocated.
17878 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
17880 (flow_loops_find): Vector larray is gc allocated.
17881 (loop_exit_free): Use ggc_free.
17882 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
17883 that head of exits list is now not a part of struct loop.
17884 (record_loop_exits): Allocate exits table in gc memory.
17885 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
17886 that head of exits list is now not a part of struct loop.
17887 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
17888 struct loop_exit): Add GTY marker.
17889 (struct loop): Add GTY marker. Make superloops vector gc allocated.
17890 Add skip marker to aux field. Make head of exits list a separate
17892 (struct loops): Add GTY marker. Make larray vector gc allocated.
17893 Add param marker to exits table.
17894 (get_loops): Type changed.
17895 * Makefile.in (tree-scalar-evolution.o): Add
17896 gt-tree-scalar-evolution.h dependency.
17897 (cfgloop.o, loop-init.o): Add ggc.h dependency.
17898 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
17899 * basic-block.h (struct basic_block_def): Remove skip marker from
17902 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
17904 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
17905 of 0 in the call to expand_expr().
17906 (expand_builtin_mathfn_3): Ditto.
17907 (expand_builtin_interclass_mathfn): Ditto.
17908 (expand_builtin_cexpi): Ditto.
17909 (expand_builtin_int_roundingfn): Ditto.
17910 (expand_builtin_int_roundingfn_2): Ditto.
17911 (expand_builtin_pow): Ditto.
17912 (expand_builtin_powi): Ditto.
17913 (expand_builtin_bswap): Ditto.
17914 (expand_builtin_unop): Ditto.
17915 (expand_builtin_fabs): Ditto.
17916 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
17917 the call to expand_expr().
17918 (expand_builtin_sync_operation): Ditto.
17919 (expand_builtin_compare_and_swap): Ditto.
17920 (expand_builtin_lock_test_and_set): Ditto.
17921 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
17922 instead of 0 in the call to expand_expr().
17923 (expand_builtin_extract_return_addr): Ditto.
17924 (expand_builtin_eh_return): Ditto.
17925 (expand_eh_return): Ditto.
17926 * explow.c (expr_size): Ditto.
17927 * expr.c (optimize_bitfield_assignment_op): Ditto.
17928 (expand_assignement): Ditto.
17929 (store_expr): Ditto.
17930 (store_field): Ditto.
17931 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
17932 the call to expand_expr().
17933 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
17934 in the call to expand_expr().
17935 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
17936 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
17937 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
17939 * optabs.c (expand_vec_shift_expr): Ditto.
17940 (expand_vec_cond_expr): Ditto.
17941 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
17942 call to expand_expr().
17943 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
17944 in the call to expand_expr().
17946 2007-05-14 Dave Korn <dave.korn@artimi.com>
17948 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
17950 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
17952 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
17953 instead of c_common_unsigned_type.
17954 (c_common_unsigned_type): Remove.
17955 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
17956 c_common_unsigned_type.
17957 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
17958 c_common_unsigned_type.
17959 * c-common.h (c_common_unsigned_type): Remove.
17960 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
17961 c_common_unsigned_type.
17962 * c-format.c (check_format_types): Use unsigned_type_for instead of
17963 c_common_unsigned_type.
17964 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17965 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
17966 of c_common_unsigned_type.
17967 * convert.c (convert_to_integer): Use unsigned_type_for instead of
17968 lang_hooks.types.unsigned_type.
17969 * expmed.c (make_tree): Use unsigned_type_for instead of
17970 lang_hooks.types.unsigned_type.
17971 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
17972 lang_hooks.types.unsigned_type.
17973 (build_range_check): Likewise.
17974 (fold_unary): Likewise.
17975 (fold_binary): Likewise.
17976 (fold_ternary): Likewise.
17977 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
17978 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
17979 * tree.c (get_unsigned_type): New.
17980 (unsigned_type_for): Use get_unsigned_type instead of
17981 lang_hooks.types.unsigned_type.
17983 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
17985 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
17986 to m68k_get_function_kind. Update its prototype.
17987 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
17989 (m68k_interrupt_function_p): Return enum m68k_function_type
17990 instead of bool. Rename to m68k_get_function_kind.
17991 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
17992 target is not fido.
17993 (m68k_compute_frame_layout): Don't mark any register for save
17994 if an interrupt_thread attribute is specified.
17995 (m68k_hard_regno_rename_ok): Update a use of
17996 m68k_interrupt_function_p.
17997 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
17998 m68k_interrupt_function_p.
17999 (m68k_function_type): New.
18000 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
18001 for a function with an interrupt_thread attribute.
18002 * doc/extend.texi: Document the interrupt_thread attribute.
18004 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
18006 Fix PR tree-optimization/31911
18007 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
18008 if they didn't change the expression.
18010 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
18012 * tree-scalar-evolution.c (resolve_mixers): Exported.
18013 * tree-scalar-evolution.h (resolve_mixers): Declare.
18014 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
18015 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
18016 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
18017 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
18018 init_array_ref, init_pointer_ref, analyze_indirect_ref,
18019 strip_conversion, analyze_offset_expr, address_analysis,
18020 object_analysis, analyze_offset): Removed.
18021 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
18022 split_constant_offset, canonicalize_base_object_address,
18023 object_address_invariant_in_loop_p, disjoint_objects_p,
18024 dr_may_alias_p, dr_address_invariant_p): New functions.
18025 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
18026 and dr_analyze_alias.
18027 (initialize_data_dependence_relation): Use dr_may_alias_p
18028 and object_address_invariant_in_loop_p.
18029 (compute_self_dependence): Handle the case when
18030 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
18031 (find_data_references_in_stmt): Restrict the analysis of data
18032 references to the given loop nest.
18033 (find_data_references_in_loop): Made static. Pass loop nest to
18034 find_data_references_in_stmt.
18035 (compute_data_dependences_for_loop): Use DR_VOPS.
18036 (free_data_ref): Free DR_VOPS.
18037 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
18038 (struct innermost_loop_behavior): ... new.
18039 (struct base_object_info): Replaced by ...
18040 (struct indices): ... new.
18041 (struct dr_alias): New.
18042 (enum data_ref_type): Removed.
18043 (struct data_reference): Consist of struct innermost_loop_behavior,
18044 struct indices and struct dr_alias.
18045 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
18046 (DR_MEMTAG): Renamed to ...
18047 (DR_SYMBOL_TAG): ... this.
18048 (find_data_references_in_loop): Declaration removed.
18049 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
18050 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
18051 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
18052 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
18054 2007-05-13 Revital Eres <eres@il.ibm.com>
18056 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
18057 which walks virtual def-use chains to find redundant stores.
18058 (dse_optimize_stmt): Call it.
18060 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18062 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
18063 * passes.c (init_optimization_passes): Move pass_jump_bypass
18066 * basic-block.h (bb_has_eh_pred): Fix style issue.
18068 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
18070 PR rtl-optimization/31848
18071 * loop-invariant.c (move_invariant_reg): If we move an insn
18072 with a REG_EQUAL note, and that insn is not always executed,
18073 remove the REG_EQUAL note.
18075 2007-05-12 Richard Guenther <rguenther@suse.de>
18077 PR tree-optimization/31797
18078 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
18079 propagate into a stmt that has volatile ops.
18081 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18083 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18084 (gcc_tooldir): Likewise.
18085 * configure: Regenerate.
18086 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18087 old configure.ac gcc_tooldir setting.
18088 (prefix_to_exec_prefix): New variable.
18089 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18090 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18092 2007-05-11 Silvius Rus <rus@google.com>
18094 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
18095 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
18096 * c-common.h (strict_aliasing_warning): Change return type.
18097 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18098 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
18099 (build_c_cast): Condition call to strict_aliasing_warning.
18100 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
18101 * flags.h (set_Wstrict_aliasing): Declare.
18102 * opts.c (set_Wstrict_alising): Define, add call to.
18103 * tree-flow.h (strict_aliasing_warning_backend): Declare.
18104 * tree-ssa-alias-warnings.c: New file.
18105 * tree-ssa-alias.c (compute_may_aliases): Add call to
18106 strict_aliasing_warning_backend.
18108 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
18110 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18111 Use loop_depth and loop_outer accessor functions.
18112 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
18113 determine_invariantness_stmt, move_computations_stmt): Ditto.
18114 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
18115 add_loop, loopify, unloop, fix_loop_structure): Ditto.
18116 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
18117 * tree-scalar-evolution.c (interpret_loop_phi,
18118 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
18119 instantiate_parameters_1, scev_const_prop): Ditto.
18120 * cfghooks.c (make_forwarder_block): Ditto.
18121 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
18122 * modulo-sched.c (loop_canon_p): Ditto.
18123 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
18124 slpeel_can_duplicate_loop_p): Ditto.
18125 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
18126 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18127 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
18128 cancel_loop, verify_loop_structure): Ditto.
18129 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
18130 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
18131 superloops vector instead of "pred" array.
18132 (establish_preds): Take father loop as an argument. Initialize the
18134 (flow_loop_tree_node_add): Pass father loop to establish_preds.
18135 Do not initialize loop->outer.
18136 (flow_loop_tree_node_remove): Truncate the superloops vector.
18137 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
18138 "pred" merged to "superloops" vector.
18139 (loop_depth, loop_outer): New.
18140 (fel_init): Use loop_outer.
18142 2007-05-11 Jan Hubicka <jh@suse.cz>
18144 * cgraphunit.c: Include gt-cgraphunit.h
18145 (static_ctors, static_dtors): New static vars.
18146 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
18147 based on implementation in c-common.c
18148 (cgraph_finalize_function): Call record_cdtor_fn.
18149 (cgraph_optimize): Call cgraph_build_cdtor_fns.
18150 * decl.c (finish_function): Do not call c_record_cdtor_fn.
18151 (c_write_global_declarations): Do not call c_build_cdtor_fns.
18152 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
18153 build_cdtor, c_build_cdtor_fns): Remove.
18154 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
18155 c_build_cdtor_fns): Remove prototype.
18157 2007-05-11 Paolo Carlini <pcarlini@suse.de>
18160 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
18161 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
18162 * builtins.c (fold_builtin_memchr): New.
18163 (expand_builtin_memchr): Call the latter.
18164 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
18165 * doc/extend.texi ([Other built-in functions provided by GCC]):
18168 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
18170 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
18171 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
18172 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
18173 PFPO_OP1_TYPE_SHIFT): Constants added.
18174 (DFP_ALL): Mode macro defined.
18175 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
18176 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
18177 Insn definitions added.
18178 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
18179 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
18182 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
18184 PR tree-optimization/31885
18185 * tree-chrec.c (chrec_contains_undetermined): Do not consider
18186 NULL_TREE to be undetermined.
18187 (automatically_generated_chrec_p): Return false for NULL.
18189 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18191 * config/bfin/bfin.h (MOVE_RATIO): Define.
18193 2007-05-10 Richard Sandiford <richard@codesourcery.com>
18195 * config.gcc (sparc-wrs-vxworks): New target.
18196 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
18197 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
18198 * config/sparc/sparc.h: Include vxworks-dummy.h.
18199 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
18200 include LABEL_REFs too.
18201 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
18202 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
18204 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
18206 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
18207 (sparc_emit_call_insn): New function.
18208 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
18209 functions when generating VxWorks PIC.
18210 * config/sparc/sparc.md (vxworks_load_got): New pattern.
18211 (call, call_value): Use sparc_emit_call_insn instead of
18214 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18216 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
18218 2007-05-09 Bob Wilson <bob.wilson@acm.org>
18220 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
18221 for floating-point values if HOST_BITS_PER_LONG > 32. Use
18222 split_double instead of operand_subword.
18224 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
18226 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
18227 * config/bfin/bfin.c (bfin_local_alignment): New function.
18228 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
18230 2007-05-08 Chao-ying Fu <fu@mips.com>
18232 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
18233 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
18234 (smsub_widen_optab, umsub_widen_optab): Define.
18235 * optabs.c (init_optabs): Initialize smsub_widen_optab and
18237 * genopinit.c (optabs): Fill in smsub_widen_optab and
18239 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
18240 and umsub_widen_optab to implement multiply-subtract sequences.
18241 * config/mips/mips.md (*msac<u>_di): Rename to...
18242 (<u>msubsidi4): ...this. Extend condition to include
18243 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
18244 of operand 0 to "ka" and use the three-operand form of msub<u>
18246 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
18249 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18251 PR rtl-optimization/28011
18252 * reload.c (push_reload): Set dont_share if IN appears in OUT
18253 also when IN is a PLUS rtx.
18254 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
18257 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
18259 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
18260 call unshare_all_decls.
18261 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
18262 (unshare_all_decls): Remove.
18264 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
18267 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
18270 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
18271 Nigel Stephens <nigel@mips.com>
18273 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
18274 Update comments and all uses.
18275 (MIN_FPRS_PER_FMT): Define.
18276 * config/mips/mips.c (function_arg): Fix to correctly handle
18277 the -mips32r2 -mfp64 -mabi=32 case.
18278 (override_options): Enable use of odd-numbered registers for
18279 SFmode values on MIPS32.
18280 (mips_save_reg_p): Save whole floating-point register pair if
18281 either half is used.
18282 (compute_frame_size): Fix comment.
18284 2007-05-08 Jie Zhang <jie.zhang@analog.com>
18286 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
18287 argument of type bool.
18288 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
18289 argument. Safely select temporary P register according to it.
18290 (do_link): Change call site of add_to_reg accordingly.
18291 (do_unlink): Add epilogue_p as a fourth argument and pass it
18293 (expand_interrupt_handler_epilogue): Change call of do_unlink
18295 (bfin_expand_prologue): Add a third argument sibcall_p.
18296 * config/bfin/bfin.md (epilogue): Change call of
18297 bfin_expand_epilogue accordingly.
18298 (sibcall_epilogue): Likewise.
18299 (eh_return_internal): Likewise.
18301 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
18302 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
18303 * config/bfin/bfin.c (bfin_handle_option): Handle
18304 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
18305 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
18306 Support bf534, bf536 and bf561.
18307 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
18309 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
18312 * config/i386/i386.c (ix86_function_regparm): Process local
18313 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
18315 2007-05-07 Mike Stump <mrs@apple.com>
18317 * doc/invoke.texi (Warning Options): Document that -Wempty-body
18318 also checks for and while statements in C++.
18320 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
18322 * gcc.c (at_file_supplied): New variable.
18323 (main): Set it if we expanded argv.
18324 (do_spec_1): Pass an @-file to the linker if we were called with
18325 an @-file argument and HAVE_GNU_LD.
18326 * collect2.c (at_file_supplied): New variable.
18327 (response_file): New variable.
18328 (collect_exit): Unlink response_file if necessary.
18329 (handler): Likewise.
18330 (do_wait): Likewise.
18331 (main): Set at_file_supplied if we expanded argv.
18332 (collect_execute): Pass an @-file to subprocesses if we were called
18333 with an @-file argument.
18334 * configure.ac: Add define for HAVE_GNU_LD.
18335 * configure: Regenerate.
18336 * config.in: Regenerate.
18338 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
18340 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
18341 operand to HI mode.
18346 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
18348 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18349 (TARGET_ENCODE_SECTION_INFO): Re-define.
18350 (m32c_encode_section_info): New
18351 (function_vector_handler): New
18352 (current_function_special_page_vector): New
18353 (m32c_special_page_vector_p): New.
18354 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
18356 * config/m32c/jump.md: Added instruction JSRS for functions
18357 with attribute "function_vector".
18358 * doc/extend.texi (function_vector): Added description
18359 for M16C, M32C targets.
18361 2007-05-07 DJ Delorie <dj@redhat.com>
18364 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
18365 ashrpsi3, lshrpsi3): Update shift count constraint.
18367 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
18368 Nathan Froyd <froydnj@codesourcery.com>
18371 * c-incpath.c (add_path): Strip trailing path separators.
18373 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
18375 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
18376 Free dominance info before purging EH edges.
18377 (eliminate_degenerate_phis): Likewise.
18378 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
18380 2007-05-07 Jan Hubicka <jh@suse.cz>
18382 * gimplify.c (gimplify_expr): Do not crash when folding
18383 (void *)(int)&a + 4.
18385 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18388 * c-opts.c (lang_fortran): Make it non static.
18389 * c-common.h (lang_fortran): New prototype.
18390 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
18391 -lang-fortran option was passed by the driver.
18393 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
18395 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
18396 of ASSERT_CHECKING. Tweak message.
18398 2007-05-06 Revital Eres <eres@il.ibm.com>
18401 * loop-unroll.c (insert_var_expansion_initialization):
18402 Initialize the expansions with -zero instead of +zero.
18404 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
18406 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
18407 into pic and non-pic versions. Mark r19 as used for
18408 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
18409 for tgd_load, tld_load and tie_load .
18410 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
18411 version of tgd_load, tld_load and tie_load depending on the
18414 2007-05-04 Ulrich Drepper <drepper@redhat.com>
18415 Jakub Jelinek <jakub@redhat.com>
18417 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
18418 (__do_global_dtors_aux): Use more paranoid loop to run
18419 destructors if HIDDEN_DTOR_LIST_END.
18420 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
18422 2007-05-04 Jakub Jelinek <jakub@redhat.com>
18424 * varasm.c (align_variable): Don't increase alignment for
18425 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
18426 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
18428 2007-05-04 Josh Conner <jconner@apple.com>
18430 * basic-block.h (cdi_direction): Assign values to all enumeration
18432 (dom_computed): Remove.
18433 (dom_info_state): New.
18434 (set_dom_info_availability): New.
18435 * tree-ssa-loop-im.c (determine_invariantness): Initialize
18436 walk_data.dom_direction.
18437 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
18438 instead of dom_computed[].
18439 (split_edge): Likewise.
18440 (create_basic_block): Likewise.
18441 (merge_blocks): Likewise.
18442 * ifcvt.c (find_if_header): Likewise.
18443 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
18444 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
18445 * tree-ssa.c (verify_ssa): Likewise.
18446 * tree-cfg.c (tree_verify_flow_info): Likewise.
18447 (remove_edge_and_dominated_blocks): Likewise.
18448 * dominance.c (dom_computed): Make static.
18449 (calc_dfs_tree_nonrec): Change third param to a bool.
18450 (calc_dfs_tree): Change second param to a bool.
18451 (calc_idioms): Change second param to a bool. Use
18452 dom_convert_dir_to_idx.
18453 (init_dom_info): Validate dir before using.
18454 (dom_convert_dir_to_idx): New.
18455 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
18456 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
18457 (free_dominance_info): Use dom_convert_dir_to_idx.
18458 (get_immediate_dominator): Likewise.
18459 (set_immediate_dominator): Likewise.
18460 (get_dominated_by): Likewise.
18461 (redirect_immediate_dominators): Likewise.
18462 (nearest_common_denominator): Likewise.
18463 (dominated_by_p): Likewise.
18464 (bb_dom_dfs_in): Likewise.
18465 (bb_dom_dfs_out): Likewise.
18466 (recount_dominator): Likewise.
18467 (iterate_fix_dominators): Likewise.
18468 (add_to_dominance_info): Likewise.
18469 (delete_from_dominance_info): Likewise.
18470 (first_dom_son): Likewise.
18471 (next_dom_son): Likewise.
18472 (dom_info_available_p): Likewise.
18473 (dom_info_state): New.
18474 (set_dom_info_availability): New.
18476 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18478 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
18480 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
18482 2007-05-04 Bob Wilson <bob.wilson@acm.org>
18484 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
18485 (subdi3, subdi_carry): Delete.
18487 2007-05-04 Jan Hubicka <jh@suse.cz>
18488 Richard Guenther <rguenther@suse.de>
18490 * opts.c (decode_options): Do not fiddle with inlining
18491 parameters in case of optimizing for size.
18492 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
18493 for size do nothing.
18494 (cgraph_decide_inlining_of_small_function): When optimizing for
18495 size never inline functions increasing caller size.
18496 (cgraph_early_inlining): Inline for size when optimizing for size.
18498 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
18500 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
18501 logical operations piecewise.
18502 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
18503 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
18504 subdi_sesidi_di): Delete.
18505 (add_with_carry): Produce carry in CC instead of a DREG to shorten
18506 the generated sequence. Allow three-reg add in constraints. Rewrite
18507 the rtl expression for carry to avoid zero_extend of a constant.
18508 (sub_with_carry): New pattern.
18509 (adddi3, subdi3): Change into define_expand. For subtract, generate a
18510 different sequence not involving jumps.
18511 (notbi): Now a named pattern.
18513 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
18515 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
18516 Add the note about a significant loss of accuracy of some
18517 mathematical routines when these options are used.
18519 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18521 * haifa-sched.c (rtx_vec_t): New typedef.
18522 (contributes_to_priority_p): Extract piece of priority () into new
18524 (priority): Use the function. Add assertion.
18525 (rank_for_schedule, set_priorities): Add assertion to check that
18526 insn's priority is initialized.
18527 (clear_priorities, calc_priorities): Change signature. Make it update
18528 all relevant insns. Update all callers ('add_to_speculative_block ()'
18529 and 'create_block_check_twin ()').
18530 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
18531 Add new field 'priority_status'.
18532 (INSN_PRIORITY_STATUS): New macro.
18533 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
18535 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
18537 * sched-ebb.c (debug_ebb_dependencies): New static function.
18538 (init_ready_list): Use it.
18540 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
18541 with changed signature and 'debug_rgn_dependencies ()'.
18542 (debug_rgn_dependencies): New static function.
18543 (init_ready_list): Use it.
18545 * sched-int.h (debug_dependencies): Declare.
18547 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
18549 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
18551 2007-05-04 Dirk Mueller <dmueller@suse.de>
18553 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
18555 2007-05-03 Jan Hubicka <jh@suse.cz>
18557 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
18558 ((T1)X op (T1)Y), for pointer type in more cases than before.
18560 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
18562 * tree-object-size.c (plus_expr_object_size): When operand size is
18563 unknown, return unknown.
18565 2007-05-03 Dirk Mueller <dmueller@suse.de>
18567 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
18569 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
18572 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
18574 2007-05-03 Janis Johnson <janis187@us.ibm.com>
18576 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
18578 2007-05-03 Joseph Myers <joseph@codesourcery.com>
18580 * config/soft-fp/double.h, config/soft-fp/extended.h,
18581 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
18582 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
18583 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
18584 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
18587 2007-05-03 Ian Lance Taylor <iant@google.com>
18589 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18590 MASK_PPC_GFXOPT for 8540 or 8548.
18592 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18594 * tree-vect-transform.c (vect_update_inits_of_drs): Use
18595 vect_print_dump_info() to output debug information.
18597 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
18600 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
18601 operands of size 2 when operand is not MEM_P.
18603 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18605 PR tree-optimization/30565
18606 * lambda-code.c (perfect_nestify): Fix updating of dominators.
18608 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
18610 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
18611 (umulsi3_highpart): Use them.
18612 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
18613 for final accumulator to D regisster tranfser.
18615 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
18617 PR tree-optimization/31699
18618 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
18620 (vect_enhance_data_refs_alignment): Compute peel amount using
18621 TYPE_VECTOR_SUBPARTS instead of vf.
18622 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
18624 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
18627 * system.h: Remove inclusion of double-int.h
18628 * tree.h: Include double-int.h
18629 * gengtype.c: Likewise
18630 * cfgloop.h: Likewise
18631 * Makefile.in: Adjust dependencies on double-int.h
18633 2007-05-02 Eric Christopher <echristo@apple.com>
18635 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
18636 -shared to -Zdynamiclib.
18638 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
18641 * c-common.c (strip_pointer_or_array_types): New function.
18642 * c-common.h (strip_pointer_or_array_types): New function declaration.
18644 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
18646 PR tree-optimization/31771
18647 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
18649 2007-05-02 Paul Brook <paul@codesourcery.com>
18651 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
18653 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
18655 PR middle-end/29715
18656 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
18659 2007-05-02 Nick Clifton <nickc@redhat.com>
18661 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
18663 2007-05-02 Richard Guenther <rguenther@suse.de>
18665 PR tree-optimization/31146
18666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
18667 argument, single_use_p. If we have a single use that is
18668 a conversion to the definition rhs type, propagate that rhs.
18669 (forward_propagate_addr_expr): Pass single_use_p argument
18670 to forward_propagate_addr_expr_1.
18672 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
18674 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
18677 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18679 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
18680 'AMD Family 10 core'.
18682 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18684 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
18685 and athlon64-sse3 as improved versions of k8, opteron and athlon64
18686 with SSE3 instruction set support.
18687 * doc/invoke.texi: Likewise.
18689 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18691 * config/i386/i386.c (override_options): Tuning 32-byte loop
18692 alignment for amdfam10 architecture. Increasing the max loop
18693 alignment to 24 bytes.
18695 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
18697 * config/m68k/constraints.md: New.
18698 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
18699 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18700 EXTRA_CONSTRAINT): Remove.
18701 * config/m68k/m68k.md: Include constraints.md.
18702 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
18704 2007-05-01 Ian Lance Taylor <iant@google.com>
18706 PR tree-optimization/31739
18707 * tree-vrp.c (vrp_val_is_max): New static function.
18708 (vrp_val_is_min): New static function.
18709 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
18711 (set_value_range): Use vrp_val_is_{max,min}.
18712 (extract_range_from_assert): Likewise.
18713 (extract_range_from_binary_expr): Likewise.
18714 (extract_range_from_unary_expr): Likewise.
18715 (dump_value_range, vrp_meet): Likewise.
18716 (vrp_visit_phi_node): Likewise.
18717 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
18719 2007-05-01 Mark Mitchell <mark@codesourcery.com>
18721 * config/i386/gmon-sol2.c (size_t): New type.
18722 (intptr_t): Likewise.
18723 (s_textsize): Declare as size_t.
18725 (monstartup): Use size_t for sizes.
18726 (_mcount): Save and restore registers.
18727 (internal_mcount): Pass 0 as the first argument to monstartup
18729 (moncontrol): Convert pointer to appropriately sized integer
18730 before passing to profil.
18732 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18734 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
18735 __NO_FPRS__, not just if _SOFT_DOUBLE.
18736 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
18737 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
18738 also for E500 double.
18739 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
18740 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
18743 2007-05-01 Richard Guenther <rguenther@suse.de>
18745 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
18748 2007-05-01 Joseph Myers <joseph@codesourcery.com>
18750 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
18752 2007-05-01 Jan Hubicka <jh@suse.cz>
18754 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
18757 2007-05-01 Jan Hubicka <jh@suse.cz>
18759 * tree.h (maybe_fold_offset_to_component_ref): Remove.
18760 (maybe_fold_offset_to_reference): Declare.
18761 * fold-const.c (fold_unary): Do not fold
18762 (type *)&A into &A->field_of_type_and_offset_0
18763 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
18764 size is unknown, give up.
18765 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
18767 (maybe_fold_offset_to_reference): New.
18768 (maybe_fold_stmt_indirect): Use it.
18769 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
18770 * gimplify.c (gimplify_conversion): Canonicalize conversions to
18772 (gimplify_expr): Likewise for plus_expr.
18774 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
18776 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
18777 bsi_after_labels. Always insert statements before bsi.
18778 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
18779 * predict.c (apply_return_prediction): Check for empty blocks.
18780 * cfgexpand.c (lab_rtx_for_bb): New variable.
18781 (label_rtx_for_bb): Do not create new tree labels.
18782 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
18783 (tree_expand_cfg): Initialize lab_rtx_for_bb.
18784 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
18786 (label_for_bb): Add field used.
18787 (update_eh_label, main_block_label): Mark the label used.
18788 (cleanup_dead_labels): Remove unused labels.
18790 2007-05-01 Richard Guenther <rguenther@suse.de>
18792 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
18793 if it is not about to be set.
18794 (get_value_range): Do not pre-allocate equiv bitmap.
18795 (update_value_range): No need to clear equiv field.
18796 (add_equivalence): Change prototype to get bitmap pointer.
18797 Allocate bitmap here if it is not already.
18798 (extract_range_from_assert): Do not allocate bitmap here.
18799 Update callers to add_equivalence.
18800 (extract_range_from_ssa_name): Likewise.
18801 (get_vr_for_comparison): New static helper.
18802 (compare_name_with_value): Handle NULL equiv bitmap by
18803 peeling the first iteration of the comparison loop.
18804 Use get_vr_for_comparison.
18805 (compare_names): Handle NULL equiv bitmaps by using fake
18806 ones. Use get_vr_for_comparison.
18808 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
18810 * double-int.c (mpz_set_double_int): Moved from
18811 tree-ssa-loop-niter.c.
18812 (mpz_get_double_int): Likewise; also, add option to wrap
18813 out-of-range integers.
18814 * double-int.h: New prototypes for above.
18815 * tree.c (get_static_type_bounds): Moved from
18816 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
18817 TYPE_MAX_VALUE if they exist..
18818 * tree.h: New prototype for above.
18819 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
18820 get_type_bounds calls.
18821 (mpz_set_double_int): Move to double-int.c.
18822 (get_type_bounds): Move to tree.c, rename to
18823 get_static_type_bounds.
18824 (mpz_to_double_int): Move to double-int.c, rename to
18825 mpz_get_double_int.
18827 2007-04-30 Bob Wilson <bob.wilson@acm.org>
18829 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
18830 DIV0 exception can fall through to a normal return.
18832 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
18834 PR middle-end/22156
18835 Temporarily revert:
18836 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18837 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18838 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18839 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18840 initialize align to silence bogus warning.
18841 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18842 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18844 (struct sra_walk_fns): Remove use_all parameter from use.
18845 (sra_hash_tree): Handle BIT_FIELD_REFs.
18846 (sra_elt_hash): Don't hash bitfld blocks.
18847 (sra_elt_eq): Skip them in parent compares as well. Handle
18849 (sra_walk_expr): Don't maintain or pass down use_all_p.
18850 (scan_use): Remove use_all parameter.
18851 (scalarize_use): Likewise. Re-expand assignment to
18852 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18853 output, and re-scalarize after output. Don't mark anything
18855 (scalarize_ldst): Adjust.
18856 (scalarize_walk_gimple_modify_statement): Likewise.
18857 (build_element_name_1): Handle BIT_FIELD_REFs.
18858 (instantiate_element): Don't warn for any element whose parent
18859 is used as a whole.
18860 (instantiate_missing_elements_1): Return the sra_elt.
18861 (canon_type_for_field): New.
18862 (try_instantiate_multiple_fields): New.
18863 (instantiate_missing_elemnts): Use them.
18864 (mark_no_warning): Removed.
18865 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18866 (REPLDUP, sra_build_elt_assignment): New.
18867 (generate_copy_inout): Use them.
18868 (generate_element_copy): Likewise. Handle bitfld differences.
18869 (generate_element_zero): Don't recurse for blocks. Use
18870 sra_build_elt_assignment.
18871 (generate_one_element_int): Take elt instead of var. Use
18872 sra_build_elt_assignment.
18873 (generate_element_init_1): Adjust.
18874 (scalarize_use, scalarize_copy): Use REPLDUP.
18875 (scalarize_ldst): Move assert before dereference.
18876 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18878 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
18881 * tree.c (reconstruct_complex_type): Reconstruct a reference
18883 Also use the same mode for the pointer as the old pointer type.
18885 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18887 * doc/trouble.texi (Interoperation): Remove note about Ultrix
18890 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
18892 PR rtl-optimization/31676
18893 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
18894 (df_refs_record): Call it.
18896 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
18898 * rtl.def (SS_ABS): New code.
18899 * config/bfin/bfin.c (print_operand): New modifier 'v'.
18900 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
18901 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
18902 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
18903 (bfin_init_builtins): Define them.
18904 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
18905 (bfin_expand_builtin): ... and handle the others here.
18906 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
18907 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
18908 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
18909 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
18910 operand is only HImode.
18912 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
18914 * regclass.c (scan_one_insn): Remove splitting of
18917 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
18918 Nigel Stephens <nigel@mips.com>
18920 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
18922 2007-04-28 Jan Hubicka <jh@suse.cz>
18924 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
18925 insn_locators_alloc instead of insn_locators_initialize;
18926 call reset_block_changes.
18927 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
18928 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
18929 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
18930 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
18931 * config/score/score.c (th_output_mi_thunk): Likewise.
18932 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
18933 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
18934 tolerate uninitialized locator info.
18937 * function.c (init_function_start): Don't init line number info.
18938 (expand_function_end): Update.
18939 (reset_block_changes, record_block_change, finalize_block_changes,
18940 check_block_change, free_block_changes): Kill.
18941 * function.h (reset_block_changes, record_block_change,
18942 finalize_block_changes, check_block_change, free_block_changes):
18944 (struct function): Remove ib_boundaries_block.
18945 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
18946 Use curr_insn_locator to initialize locator.
18947 (emit_line_note): Remove.
18948 * cfgexpand.c (expand_gimple_cond_expr): Update.
18949 (construct_exit_block): Likewise.
18950 (tree_expand_cfg): Initialize/finalize locators.
18951 * expr.c (expand_expr_real): Update.
18952 * cfglayout.c (line_locators_locs, line_locators_lines,
18953 file_locators_locs, file_locators_files): Remove.
18954 (set_block_levels): Move to cfgexpand.c.
18955 (insn_locators_initialize): Remove.
18956 (pass_insn_locators_initialize): Remove.
18957 (locations_locators_locs, locations_locators_vals): New static vars.
18958 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
18960 (insn_locators_alloc, insn_locators_finalize,
18961 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18963 (locator_location): New.
18964 (locator_line, locator_file): Rewrite.
18965 * rtl.h (emit_line_note): Kill.
18966 (insn_locators_alloc, insn_locators_finalize,
18967 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
18969 * tree-inline.c (initialize_cfun): Do not initialize
18970 ib_boundaries_block.
18971 * passes.c (pass_insn_locators_initialize): Remove.
18973 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
18975 * tree-cfg.c (move_block_to_fn): Release bb from dominance
18976 info. Update last_basic_block correctly.
18978 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
18981 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
18982 register itself to hold the offset constant. Tell flow the use
18983 of r4 and r5 when they are used.
18985 2007-04-27 Richard Guenther <rguenther@suse.de>
18987 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
18988 if we simplified anything.
18989 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
18990 warnings until we did a simplification and the stmt was not
18991 marked as TREE_NO_WARNING.
18993 2007-04-27 Mike Stump <mrs@apple.com>
18995 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
18997 2007-04-27 Ian Lance Taylor <iant@google.com>
18999 PR middle-end/31710
19000 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
19001 TYPE_MAX_VALUE exist, convert them to the new type.
19003 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19005 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
19006 if it claims to be available.
19007 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
19008 edge is redirected.
19009 (perform_tree_ssa_dce): Always free postdominators.
19011 2007-04-27 Richard Henderson <rth@redhat.com>
19013 * config/alpha/predicates.md (aligned_memory_operand): Mark
19014 as define_special_predicate.
19015 (unaligned_memory_operand, normal_memory_operand): Likewise.
19016 (reg_or_unaligned_mem_operand): Remove.
19017 (any_memory_operand): Match the documentation and check for
19018 non-renumbered pseudos during reload.
19019 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
19020 alpha_secondary_reload_class, update to new interface, make static.
19021 Handle CQImode like HImode. Remove FP subreg check.
19022 (alpha_expand_mov): Use replace_equiv_address.
19023 (alpha_expand_mov_nobwx): Use any_memory_operand.
19024 (TARGET_SECONDARY_RELOAD): New.
19025 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
19026 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
19027 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
19028 * config/alpha/alpha.md: ... here.
19029 (RELOAD12, reloadmode): New.
19031 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
19032 Don't handle the aligned case here.
19033 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
19034 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
19035 reload_inhi_help. Don't expect a scratch register.
19036 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
19038 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
19040 2007-04-27 Richard Guenther <rguenther@suse.de>
19042 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
19044 2007-04-27 Richard Guenther <rguenther@suse.de>
19046 PR tree-optimization/30965
19047 PR tree-optimization/30978
19048 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
19049 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
19050 (find_equivalent_equality_comparison): Likewise.
19051 (simplify_cond): Likewise.
19052 (get_prop_source_stmt): New helper.
19053 (get_prop_dest_stmt): Likewise.
19054 (can_propagate_from): Likewise.
19055 (remove_prop_source_from_use): Likewise.
19056 (combine_cond_expr_cond): Likewise.
19057 (forward_propagate_comparison): New function.
19058 (forward_propagate_into_cond): Rewrite to use fold for
19060 (tree_ssa_forward_propagate_single_use_vars): Call
19061 forward_propagate_comparison to propagate comparisons.
19063 2007-04-27 Richard Guenther <rguenther@suse.de>
19065 PR tree-optimization/31715
19066 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
19067 sure to do computation on the offset in an appropriate
19070 2007-04-27 Richard Sandiford <richard@codesourcery.com>
19072 * reload.h (elimination_target_reg_p): Declare.
19073 * reload.c (find_reloads): Don't apply the reg_rtx move
19074 optimization if the SET_DEST satisfies elimination_target_reg_p.
19075 * reload1.c (elimination_target_reg_p): New function.
19076 (gen_reload): In the move/add2 fallback, make sure that op0
19077 does not overlap the destination register.
19079 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19081 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
19082 transform only GIMPLE_MODIFY_STMTs.
19083 * tree-complex.c (expand_complex_operations_1): Ditto.
19084 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
19085 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
19086 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
19088 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
19089 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
19090 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
19091 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
19092 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
19093 slpeel_add_loop_guard): Ditto.
19094 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
19095 * lambda-code.c (perfect_nestify): Ditto.
19096 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
19097 before the first statement.
19098 * tree-optimize.c (execute_free_datastructures): Fix comments.
19099 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
19100 * tree-flow.h (disband_implicit_edges): Declaration removed.
19101 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
19103 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
19104 COND_EXPRs without gotos.
19105 (disband_implicit_edges, has_label_p): Removed.
19106 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
19107 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
19109 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
19111 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
19112 also for COND_EXPRs.
19113 * cfgexpand.c (label_rtx_for_bb): New function.
19114 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
19115 Use label_rtx_for_bb to find the labels.
19116 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
19117 last block. Detect fallthru edges.
19119 2007-04-26 Ian Lance Taylor <iant@google.com>
19122 * reload.c (find_reloads_subreg_address): If the address was valid
19123 in the original mode but not in the new mode, reload the whole
19126 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
19128 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
19129 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
19130 (cleanup_control_expr_graph): Do not invalidate dominance info.
19131 Record altered blocks.
19132 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
19133 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
19134 cleanup_tree_cfg_bb): New functions.
19135 (remove_forwarder_block): Do not maintain the worklist of blocks.
19136 Record altered blocks.
19137 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
19138 not over whole cfg.
19139 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
19140 delete_unreachable_blocks if dominators are not available.
19141 * tree-inline.c (optimize_inline_calls): Free dominance information
19143 * tree-flow.h (remove_edge_and_dominated_blocks,
19144 cfgcleanup_altered_bbs): Altered.
19145 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
19147 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
19149 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
19150 do not invalidate dominators.
19152 2007-04-26 Anatoly Sokolov <aesok@post.ru>
19154 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
19155 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
19156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19157 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19159 2007-04-26 Steve Ellcey <sje@cup.hp.com>
19161 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
19163 2007-04-26 Richard Guenther <rguenther@suse.de>
19165 PR tree-optimization/31703
19166 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
19167 the right type for the target of the bittest.
19169 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19171 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
19172 ix86_sol10_return_in_memory.
19174 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19176 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
19179 2007-04-26 Jakub Jelinek <jakub@redhat.com>
19182 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
19184 PR tree-optimization/30558
19185 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
19186 clear this_state.prev_try.
19188 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19189 Mark Mitchell <mark@codesourcery.com>
19191 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
19192 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
19193 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
19195 2007-04-26 Richard Sandiford <richard@codesourcery.com>
19198 * doc/invoke.texi (%:print-asm-header): Document.
19199 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
19201 (static_spec_functions): Add print-asm-header.
19202 (main): Print a banner before the --target-help linker options.
19203 (print_asm_header_spec_function): New function.
19205 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
19208 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
19209 (movsf_ie): Likewise.
19211 2007-04-25 Paolo Carlini <pcarlini@suse.de>
19213 * doc/extend.texi ([Type Traits]): Adjust per N2255.
19215 2007-04-25 Bob Wilson <bob.wilson@acm.org>
19217 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
19218 exception for divide-by-zero.
19219 (__umodsi3, __modsi3): Likewise.
19221 2007-04-25 Dirk Mueller <dmueller@suse.de>
19223 * c-typeck.c (build_compound_expr): Annotate warning()
19224 call with OPT_Wunused_value.
19225 * tree-ssa.c (warn_uninit): Annotate warning with
19227 * c-common.c (handle_sentinel_attribute): Annotate warning
19228 call with OPT_Wattributes.
19230 2007-04-25 Thiemo Seufer <ths@mips.com>
19232 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
19233 (mips16): Fix typo.
19234 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
19235 on to the assembler. Improve handling of -mno-mips16. Add handling
19236 of -mno-mips3d, -mno-dsp, -mno-dspr2.
19237 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
19238 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
19239 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
19241 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
19244 * config/i386/winnt.c (i386_pe_file_end): Strip only
19245 USER_LABEL_PREFIX when writing export name.
19247 2007-04-25 Richard Sandiford <richard@codesourcery.com>
19249 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
19250 sh/elf.h, vx-common.h and vxworks.h.
19251 * config/sh/sh.h: Include config/vxworks-dummy.h.
19252 (SUBTARGET_OVERRIDE_OPTIONS): Define.
19253 (OVERRIDE_OPTIONS): Use it.
19254 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
19255 (vxworks_picreg): New pattern.
19256 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
19257 VXWORKS_OS_CPP_BUILTINS.
19258 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
19259 to their VXWORKS_* equivalents.
19260 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
19261 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
19262 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
19263 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
19264 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
19265 -mrtp/-fPIC multilibs.
19266 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
19267 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
19268 (MULTILIB_OSDIRNAMES): Delete.
19270 2007-04-25 Anatoly Sokolov <aesok@post.ru>
19273 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
19275 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
19277 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
19278 rounding mode to be specified by the caller.
19279 (real_to_mpfr) Likewise.
19280 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
19281 include new arguments.
19282 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
19284 2007-04-24 Ian Lance Taylor <iant@google.com>
19286 PR tree-optimization/31605
19287 * tree-vrp.c (set_value_range): Check that min and max are not
19288 both overflow infinities.
19289 (set_value_range_to_value): New static function.
19290 (extract_range_from_binary_expr): Call set_value_range_to_value.
19291 (extract_range_from_cond_expr): Likewise.
19292 (extract_range_from_expr): Likewise.
19293 (extract_range_from_unary_expr): Likewise. Don't create a range
19294 which overflows on both sides.
19295 (vrp_meet): Check for a useless range.
19296 (vrp_visit_phi_node): If we see a constant which looks like an
19297 overflow infinity, turn off the TREE_OVERFLOW flag.
19299 2007-04-24 Ian Lance Taylor <iant@google.com>
19301 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
19303 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
19305 PR diagnostic/25923
19306 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
19307 diagnostic message is being built.
19308 * tree-pretty-print.c (dump_generic_node): Only write the
19309 formatted text into BUFFER's stream if we are not building a
19310 diagnostic message.
19311 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
19313 * Makefile.in (toplev.o): Depend on tree-pass.h.
19315 2007-04-24 Ian Lance Taylor <iant@google.com>
19317 PR tree-optimization/31602
19318 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
19319 conditionals in the copied loop header.
19320 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
19321 warnings if TREE_NO_WARNING is set.
19322 * doc/invoke.texi (Warning Options): Clarify that
19323 -Wstrict-overflow does not warn about loops.
19325 2007-04-24 Janis Johnson <janis187@us.ibm.com>
19327 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
19328 expand on the comment about _Decimal128 arguments and check the
19329 integer result of the modulus operation; for 64-bit ELF ABI, ensure
19330 that _Decimal128 argument uses even/odd register pair.
19331 (function_arg): Ditto.
19333 2007-04-24 Hui-May Chang <hm.chang@apple.com>
19335 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
19336 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
19338 2007-04-24 Richard Guenther <rguenther@suse.de>
19339 Olga Golovanevsky <olga@il.ibm.com>
19341 * fold-const.c (multiple_of_p): Check for bottom
19344 2007-04-24 Richard Henderson <rth@redhat.com>
19346 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
19347 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
19348 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
19349 looking for non-zero bits shifted out. Avoid a recursive call
19350 when constructing the scalar.
19351 (__floatundisf): Likewise.
19353 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
19355 * dwarf2out.c (field_byte_offset): Move the existing logic
19356 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
19357 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
19359 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19362 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
19363 length argument of 0 for memset.
19364 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
19365 unsigned shift instead of the signed variant.
19367 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
19369 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
19370 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
19371 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
19372 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
19373 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
19374 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
19375 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
19376 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
19377 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
19378 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
19379 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
19380 "mul<mode>3", "div<mode>3"): Insn definitions added.
19381 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
19382 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
19383 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
19384 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
19385 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
19386 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
19387 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
19388 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
19389 TARGET_FLOAT_FORMAT): Macro definitions removed.
19390 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
19391 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
19392 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
19393 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
19394 (s390_gen_rtx_const_DI): Function removed.
19395 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
19397 2007-04-24 Richard Sandiford <richard@codesourcery.com>
19399 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
19400 over an external ffs function.
19402 2007-04-24 Chao-ying Fu <fu@mips.com>
19403 Richard Sandiford <richard@nildram.co.uk>
19405 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
19406 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
19407 (smadd_widen_optab, umadd_widen_optab): Define.
19408 * optabs.c (init_optabs): Initialize smadd_widen_optab and
19410 * genopinit.c (optabs): Fill in smadd_widen_optab and
19412 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
19413 and umadd_widen_optab to implement multiply-add sequences.
19414 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
19415 (<u>maddsidi4): ...this. Extend condition to include
19416 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19417 of operand 0 to "ka" and use the three-operand form of madd<u>
19419 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
19421 * config/mips/constraints.md (ka): New register constraint.
19423 2007-04-24 Jan Hubicka <j@suse.cz>
19427 2007-04-23 Jan Hubicka <jh@suse.cz>
19428 * function.c (init_function_start): Don't init line number info.
19429 (expand_function_end): Update.
19430 (reset_block_changes, record_block_change, finalize_block_changes,
19431 check_block_change, free_block_changes): Kill.
19432 * function.h (reset_block_changes, record_block_change,
19433 finalize_block_changes, check_block_change, free_block_changes):
19435 (struct function): Remove ib_boundaries_block.
19436 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19437 Use curr_insn_locator to initialize locator.
19438 (emit_line_note): Remove.
19439 * cfgexpand.c (expand_gimple_cond_expr): Update.
19440 (construct_exit_block): Likewise.
19441 (tree_expand_cfg): Initialize/finalize locators.
19442 * expr.c (expand_expr_real): Update.
19443 * cfglayout.c (line_locators_locs, line_locators_lines,
19444 file_locators_locs, file_locators_files): Remove.
19445 (set_block_levels): Move to cfgexpand.c.
19446 (insn_locators_initialize): Remove.
19447 (pass_insn_locators_initialize): Remove.
19448 (locations_locators_locs, locations_locators_vals): New static vars.
19449 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19451 (insn_locators_alloc, insn_locators_finalize,
19452 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19454 (locator_location): New.
19455 (locator_line, locator_file): Rewrite.
19456 * rtl.h (emit_line_note): Kill.
19457 (insn_locators_alloc, insn_locators_finalize,
19458 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19460 * tree-inline.c (initialize_cfun): Do not initialize
19461 ib_boundaries_block.
19462 * passes.c (pass_insn_locators_initialize): Remove.
19464 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
19466 * doc/invoke.texi: Removed leading '-' from option index entries.
19468 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19470 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
19472 (create_phi_node): Use set_phi_nodes.
19473 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
19474 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
19475 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
19476 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
19477 (bsi_start, bsi_last): Use bb_stmt_list.
19478 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
19479 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
19480 Traverse the statements using tsi iterator.
19481 * basic-block.h (struct basic_block_def): Fields stmt_list
19482 and phi_nodes moved to ...
19483 (struct tree_bb_info): ... new structure.
19484 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
19485 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
19486 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
19487 (tree_verify_flow_info): Verify that il.tree is not set for
19488 entry and exit block.
19489 (tree_split_block): Use set_bb_stmt_list.
19491 2007-04-23 Mike Stump <mrs@apple.com>
19493 * config/i386/i386.c (ix86_tune_features
19494 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
19497 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19499 * config/i386/i386.md (prefix_extra): New attribute.
19500 (length): Add prefix_extra.
19502 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
19503 (sse2_movntv2di): Likewise.
19504 (sse2_cvtps2dq): Likewise.
19505 (sse2_cvtpd2pi): Likewise.
19506 (sse2_cvttpd2pi): Likewise.
19507 (*sse2_cvtpd2ps): Likewise.
19508 (*add<mode>3): Likewise.
19509 (sse2_ssadd<mode>3): Likewise.
19510 (sse2_usadd<mode>3): Likewise.
19511 (*sub<mode>3): Likewise.
19512 (sse2_sssub<mode>3): Likewise.
19513 (sse2_ussub<mode>3): Likewise.
19514 (*mulv8hi3): Likewise.
19515 (*smulv8hi3_highpart): Likewise.
19516 (*umulv8hi3_highpart): Likewise.
19517 (sse2_umulv2siv2di3): Likewise.
19518 (sse2_pmaddwd): Likewise.
19519 (ashr<mode>3): Likewise.
19520 (lshr<mode>3): Likewise.
19521 (ashl<mode>3): Likewise.
19522 (sse2_ashlti3): Likewise.
19523 (sse2_lshrti3): Likewise.
19524 (*umaxv16qi3): Likewise.
19525 (*smaxv8hi3): Likewise.
19526 (*uminv16qi3): Likewise.
19527 (*sminv8hi3): Likewise.
19528 (sse2_eq<mode>3): Likewise.
19529 (sse2_gt<mode>3): Likewise.
19530 (*and<mode>3): Likewise.
19531 (sse2_nand<mode>3): Likewise.
19532 (*ior<mode>3): Likewise.
19533 (*xor<mode>3): Likewise.
19534 (sse2_packsswb): Likewise.
19535 (sse2_packssdw): Likewise.
19536 (sse2_packuswb): Likewise.
19537 (sse2_punpckhbw): Likewise.
19538 (sse2_punpcklbw): Likewise.
19539 (sse2_punpckhwd): Likewise.
19540 (sse2_punpcklwd): Likewise.
19541 (sse2_punpckhdq): Likewise.
19542 (sse2_punpckldq): Likewise.
19543 (sse2_punpckhqdq): Likewise.
19544 (sse2_punpcklqdq): Likewise.
19545 (*sse2_pinsrw): Likewise.
19546 (*sse2_pextrw): Likewise.
19547 (sse2_pshufd_1): Likewise.
19548 (sse2_uavgv16qi3): Likewise.
19549 (sse2_uavgv8hi3): Likewise.
19550 (sse2_psadbw): Likewise.
19551 (sse2_pmovmskb): Likewise.
19552 (*sse2_maskmovdqu): Likewise.
19553 (*sse2_maskmovdqu_rex64): Likewise.
19554 (sse4a_extrqi): Likewise.
19555 (sse4a_extrq): Likewise.
19556 (sse3_lddqu): Set prefix_rep.
19557 (sse3_addsubv4sf3): Likewise.
19558 (sse3_haddv4sf3): Likewise.
19559 (sse3_hsubv4sf3): Likewise.
19560 (sse_cvtss2si): Likewise.
19561 (sse_cvtss2si_2): Likewise.
19562 (sse_cvtss2siq): Likewise.
19563 (sse_cvtss2siq_2): Likewise.
19564 (sse_cvttss2si): Likewise.
19565 (sse_cvttss2siq): Likewise.
19566 (sse2_cvttps2dq): Likewise.
19567 (sse3_movshdup): Likewise.
19568 (sse3_movsldup): Likewise.
19569 (sse2_cvtsd2si): Likewise.
19570 (sse2_cvtsd2si_2): Likewise.
19571 (sse2_cvtsd2siq): Likewise.
19572 (sse2_cvtsd2siq_2): Likewise.
19573 (sse2_cvttsd2si): Likewise.
19574 (sse2_cvttsd2siq): Likewise.
19575 (*sse2_cvtpd2dq): Likewise.
19576 (*sse2_cvttpd2dq): Likewise.
19577 (sse2_pshuflw_1): Likewise.
19578 (sse2_pshufhw_1): Likewise.
19579 (sse4a_insertqi): Likewise.
19580 (sse4a_insertq): Likewise.
19581 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
19582 (ssse3_phadddv4si3): Likewise.
19583 (ssse3_phaddswv8hi3): Likewise.
19584 (ssse3_phsubwv8hi3): Likewise.
19585 (ssse3_phsubdv4si3): Likewise.
19586 (ssse3_phsubswv8hi3): Likewise.
19587 (ssse3_pmaddubswv8hi3): Likewise.
19588 (ssse3_pmulhrswv8hi3): Likewise.
19589 (ssse3_pshufbv16qi3): Likewise.
19590 (ssse3_psign<mode>3): Likewise.
19591 (ssse3_palignrti): Likewise.
19592 (abs<mode>2): Likewise.
19593 (ssse3_phaddwv4hi3): Set prefix_extra.
19594 (ssse3_phadddv2si3): Likewise.
19595 (ssse3_phaddswv4hi3): Likewise.
19596 (ssse3_phsubwv4hi3): Likewise.
19597 (ssse3_phsubdv2si3): Likewise.
19598 (ssse3_phsubswv4hi3): Likewise.
19599 (ssse3_pmaddubswv4hi3): Likewise.
19600 (ssse3_pmulhrswv4hi3): Likewise.
19601 (ssse3_pshufbv8qi3): Likewise.
19602 (ssse3_psign<mode>3): Likewise.
19603 (ssse3_palignrdi): Likewise.
19604 (abs<mode>2): Likewise.
19605 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
19606 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
19607 (sse2_pmovmskb): Set mode to SI instead of V2DF.
19609 2007-04-23 Nick Clifton <nickc@redhat.com>
19611 * params.def: Fix formatting of emacs local variables.
19613 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
19615 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
19616 move if inter-unit move isn't allowed.
19617 Don't split moving the first element of V2DI to DI to inter-unit
19618 move if inter-unit move isn't allowed.
19620 2007-04-23 Richard Guenther <rguenther@suse.de>
19622 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
19623 and CDI_POST_DOMINATORS separately.
19625 2007-04-23 Nick Clifton <nickc@redhat.com>
19627 * c.opt (Wformat-contains-nul): Add warning attribute.
19629 2007-04-23 Jan Hubicka <jh@suse.cz>
19631 * function.c (init_function_start): Don't init line number info.
19632 (expand_function_end): Update.
19633 (reset_block_changes, record_block_change, finalize_block_changes,
19634 check_block_change, free_block_changes): Kill.
19635 * function.h (reset_block_changes, record_block_change,
19636 finalize_block_changes, check_block_change, free_block_changes):
19638 (struct function): Remove ib_boundaries_block.
19639 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
19640 Use curr_insn_locator to initialize locator.
19641 (emit_line_note): Remove.
19642 * cfgexpand.c (expand_gimple_cond_expr): Update.
19643 (construct_exit_block): Likewise.
19644 (tree_expand_cfg): Initialize/finalize locators.
19645 * expr.c (expand_expr_real): Update.
19646 * cfglayout.c (line_locators_locs, line_locators_lines,
19647 file_locators_locs, file_locators_files): Remove.
19648 (set_block_levels): Move to cfgexpand.c.
19649 (insn_locators_initialize): Remove.
19650 (pass_insn_locators_initialize): Remove.
19651 (locations_locators_locs, locations_locators_vals): New static vars.
19652 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
19654 (insn_locators_alloc, insn_locators_finalize,
19655 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19657 (locator_location): New.
19658 (locator_line, locator_file): Rewrite.
19659 * rtl.h (emit_line_note): Kill.
19660 (insn_locators_alloc, insn_locators_finalize,
19661 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
19663 * tree-inline.c (initialize_cfun): Do not initialize
19664 ib_boundaries_block.
19665 * passes.c (pass_insn_locators_initialize): Remove.
19667 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
19669 PR middle-end/31448
19670 * expr.c (reduce_to_bit_field_precision): Handle
19673 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
19675 PR tree-optimization/24659
19676 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
19677 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
19678 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
19679 * genopinit.c (optabs): Rename vec_pack_mod_optab
19680 to vec_pack_trunc_optab.
19681 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
19682 early for scalar floating point operands for NOP_EXPR.
19683 (vectorizable_type_promotion): Ditto.
19684 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
19685 vec_pack_trunc_optab.
19686 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
19688 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
19689 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
19690 Rename from VEC_PACK_MOD_EXPR.
19691 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
19692 * expr.c (expand_expr_real_1): Ditto.
19693 * tree-inline.c (estimate_num_insns_1): Ditto.
19694 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19696 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
19697 (vec_unpacks_lo_v4sf): Ditto.
19698 (vec_pack_trunc_v2df): Ditto.
19699 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
19700 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19701 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
19703 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
19705 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
19707 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
19708 Rename from VEC_PACK_MOD_EXPR. This expression also represent
19709 packing of floating point operands.
19710 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
19711 represent unpacking of floating point operands.
19712 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
19713 [vec_unpacks_hi]: Ditto.
19714 [vec_unpacks_lo]: Ditto.
19716 2007-04-22 Jan Hubicka <jh@suse.cz>
19718 * final.c (rest_of_handle_final): Call
19719 targetm.asm_out.constructor/targetm.asm_out.destructor
19720 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
19721 proper priority via decl_*_priority_insert.
19722 * c-common.c (c_expand_body): Likewise.
19724 2007-04-22 Richard Guenther <rguenther@suse.de>
19726 PR tree-optimization/29789
19727 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
19728 (rewrite_reciprocal): New helper split out from
19729 determine_invariantness_stmt.
19730 (rewrite_bittest): Likewise.
19731 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
19732 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
19735 2007-04-22 Revital Eres <eres@il.ibm.com>
19737 * loop-unroll.c (var_to_expand): New field to support also
19738 insns of the form x = something + x.
19739 (analyze_insn_to_expand_var): Use it.
19740 (expand_var_during_unrolling): Likewise.
19742 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19744 * predict.c: Include pointer-set.h.
19745 (bb_predictions): New variable.
19746 (tree_predicted_by_p, tree_predict_edge,
19747 remove_predictions_associated_with_edge): Use bb_predictions map
19748 instead of bb->predictions.
19749 (clear_bb_predictions, assert_is_empty): New functions.
19750 (combine_predictions_for_bb): Use bb_predictions map. Call
19751 clear_bb_predictions.
19752 (tree_estimate_probability): Create and free bb_predictions map.
19753 * Makefile.in (predict.o): Add pointer-set.h dependency.
19754 * basic-block.h (struct basic_block_def): Remove predictions
19756 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
19758 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
19761 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
19764 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19766 * timevar.c (timevar_print): Change reference of --disable-checking to
19767 --enable-checking=release. Also warn if assert checking is disabled.
19769 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19772 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
19773 decl as addressable if the compound literal was marked as
19775 Mark the decl as a gimple register if it is a complex or
19776 vector decl and does not live in memory.
19778 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19780 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
19781 (GENERIC_NEXT): New function macro.
19782 (PHI_CHAIN): Use phi_node's new chain variable.
19783 (tree_phi_node): Change tree_common to tree_base
19784 and add the chain field.
19785 * tree-phinodes.c (make_phi_node): Don't set
19786 TREE_TYPE on the new node.
19787 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
19788 instead of checking GIMPLE_TUPLE_P in chain_next.
19789 * tree-vect-transform.c
19790 (get_initial_def_for_induction): Look at
19791 PHI_RESULT_TREE for the type of the phi node.
19792 (update_vuses_to_preheader): Use PHI_CHAIN
19793 instead of TREE_CHAIN on the phi node.
19794 * tree-ssa-structalias.c (compute_points_to_sets):
19796 (ipa_pta_execute): Likewise.
19798 2007-04-21 Richard Guenther <rguenther@suse.de>
19800 PR middle-end/31136
19801 * fold-const.c (fold_unary): Call fold_convert_const on the
19804 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
19806 * gcse.c (store_killed_in_insn): Handle PARALLELs.
19807 (store_killed_in_pat): New.
19809 2007-04-20 Richard Henderson <rth@redhat.com>
19812 * config/i386/i386.c (type_has_variadic_args_p): Look for any
19813 TREE_LIST with a void_type_node value, not void_list_node exactly.
19815 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
19817 * doc/standards.texi: Re-arrange into language-specific
19818 subsections. Add a C++ section, documenting which standards we
19821 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
19823 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
19824 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
19826 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
19828 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
19829 ecrti.o and crtbegin.o.
19830 (LIB_DEFAULT_SPEC): Include -lc.
19831 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
19833 2007-04-20 Richard Henderson <rth@redhat.com>
19836 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
19837 argument; update all callers.
19838 (get_unaligned_offset): New.
19839 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
19840 get_unaligned_address, just pass on the address directly.
19841 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
19842 the subreg in the helper patterns.
19843 (unaligned_extendqidi_le): Use get_unaligned_offset.
19844 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
19845 (unaligned_extendhidi_be): Likewise.
19846 (unaligned_extendhidi): Tidy.
19847 * config/alpha/alpha-protos.h: Update.
19849 2007-04-20 Richard Henderson <rth@redhat.com>
19851 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
19852 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
19853 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
19854 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19855 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19856 (CPP_SPEC): Don't include %(cpp_subtarget).
19857 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
19858 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
19859 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
19861 2007-04-20 Jakub Jelinek <jakub@redhat.com>
19863 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
19864 for __builtin_ia32_cmpordss.
19866 PR tree-optimization/31632
19867 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
19868 and arg1 for optimizations of comparison against min/max values.
19869 Fold arg0 to arg1's type for optimizations of comparison against
19870 min+1 and max-1 values.
19872 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
19874 * reload.c (combine_reloads): When trying to use a dying register,
19875 check whether it's uninitialized and don't use if so.
19877 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
19879 * fold-const.c: Remove prototypes for native_encode_expr and
19880 native_interpret_expr.
19881 (native_encode_expr): Make non-static.
19882 (native_interpret_expr): Likewise.
19883 * tree.h: Add prototypes for the above.
19885 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19887 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
19888 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
19889 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
19890 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
19891 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
19892 Add length attributes.
19894 2007-04-19 Janis Johnson <janis187@us.ibm.com>
19896 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
19899 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
19900 __STDC_WANT_DEC_FP__.
19902 2007-04-19 Joseph Myers <joseph@codesourcery.com>
19904 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
19905 for long double compatibility.
19906 * configure: Regenerate.
19908 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
19910 PR rtl-optimization/29841
19911 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
19913 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
19914 that may cause control flow transfer from being moved.
19916 2007-04-18 Jan Hubicka <jh@suse.cz>
19918 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
19921 2007-04-18 Eric Christopher <echristo@apple.com>
19923 * config/rs6000/darwin.md (load_macho_picbase): Use link register
19924 only. Update operands.
19925 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
19926 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
19927 link register to pic register.
19929 2007-04-18 Dirk Mueller <dmueller@suse.de>
19931 PR diagnostic/31227
19932 * tree-vrp.c (search_for_addr_array): New.
19933 (check_array_bounds): Suppress warning about
19934 address taken of array refs if its not de-referenced.
19936 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19938 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
19939 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
19941 * tree-vectorizer.h (NITERS_KNOWN_P): New.
19942 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
19943 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
19945 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
19947 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
19949 (vect_analyze_scalar_cycles): Fix indentation.
19950 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
19951 (vect_mark_relevant): Include phis in relevance analysis.
19953 * tree-vect-transform.c (vect_transform_loop): Add an assert.
19955 2007-04-18 Anatoly Sokolov <aesok@post.ru>
19957 * config/avr/avr.c (ptrreg_to_str): Replace error() with
19958 output_operand_lossage().
19960 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
19962 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
19963 the unused code for reduction without adjust-in-epilog to simplify the
19966 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
19968 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
19969 (S390_TDC_NEGATIVE_ZERO): New constant.
19970 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
19971 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
19972 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
19973 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
19974 (S390_TDC_POSITIVE_INFINITY): New constant.
19975 (S390_TDC_NEGATIVE_INFINITY): New constant.
19976 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
19977 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
19978 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
19979 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
19980 (S390_TDC_INFINITY): New constant.
19981 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
19982 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
19983 optimization for UNSPEC_CCZ_TO_INT.
19984 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
19985 ("*ccz_to_int"): New insn.
19986 ("isinf<mode>2"): New insn.
19987 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
19988 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
19989 (UNSPEC_CCZ_TO_INT): New constant.
19991 2007-04-18 Richard Guenther <rguenther@suse.de>
19993 PR tree-optimization/19431
19994 PR tree-optimization/21463
19995 * tree-pass.h (pass_phiprop): Declare.
19996 * passes.c (init_optimization_passes): New phiprop pass.
19997 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
19998 (phivn_valid_p): New helper function.
19999 (phiprop_insert_phi): Likewise.
20000 (propagate_with_phi): Likewise.
20001 (tree_ssa_phiprop): New propagator propagating loads
20002 through phi nodes if profitable.
20004 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
20006 * tree-vect-analyze.c (process_use): New function.
20007 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
20008 Check phis in all bbs.
20009 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
20012 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
20014 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
20017 2007-04-17 Anatoly Sokolov <aesok@post.ru>
20020 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
20023 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
20025 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
20027 (sse_vmmulv4sf3): Likewise.
20028 (sse2_vmaddv2df3): Likewise.
20029 (sse2_vmmulv2df3): Likewise.
20031 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
20033 PR rtl-optimization/31360
20034 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
20035 (target_reg_cost): New.
20036 (init_set_costs): Initialize target_reg_cost. Add comments
20037 regarding the rationale of the costs.
20038 (global_cost_for_size): Renamed to...
20039 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
20040 of register pressure.
20041 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
20042 estimate_reg_pressure_cost. Add number of ivs.
20043 (determine_set_costs): Dump target_reg_cost.
20044 * loop-invariant.c (gain_for_invariant): Use
20045 estimate_reg_pressure_cost. Removed n_inv_uses argument.
20046 (best_gain_for_invariant, find_invariants_to_move): Remove
20048 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
20049 (target_reg_cost): Declare.
20050 (global_cost_for_size): Declaration removed.
20051 (estimate_reg_pressure_cost): Declare.
20053 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
20055 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
20056 regnos into even/odd register pairs.
20057 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
20058 TDmode similar to the other floating point modes.
20059 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
20060 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
20062 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
20063 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
20064 (movdd_hardfloat64): Use TARGET_MFPGPR.
20066 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
20068 * reload1.c (delete_output_reload): Don't count output in n_inherited.
20071 2005-01-05 Richard Henderson <rth@redhat.com>
20073 * reload1.c (do_input_reload): Restrict the optimization deleteing
20074 a previous output reload to RELOAD_FOR_INPUT.
20076 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
20078 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
20079 induc_vec_info_type.
20080 (vectorizable_induction): New function declaration.
20081 * tree-vect-transform.c (get_initial_def_for_induction): No need to
20082 check if already vectorized. Find first place in BB where new stmts
20083 can be inserted. Takes only one argument.
20084 (vectorizable_induction): New function.
20085 (vect_transform_stmt): Add case for induc_vec_info_type to call
20086 vectorizable_induction.
20087 (vect_transform_loop): Consider phis for vectorization.
20088 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
20090 (analyze_operations): Call vectorizable_induction when analyzing phis.
20092 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
20093 (vect_mark_relevant): Include phis in relevance analysis.
20094 (vect_mark_stmts_to_be_vectorize): Likewise.
20095 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
20097 2007-04-16 Lawrence Crowl <crowl@google.com>
20099 * doc/invoke.texi (Debugging Options): Add documentation for the
20100 -femit-struct-debug options -femit-struct-debug-baseonly,
20101 -femit-struct-debug-reduced, and
20102 -femit-struct-debug-detailed[=...].
20104 * c-opts.c (c_common_handle_option): Add
20105 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
20106 and OPT_femit_struct_debug_detailed_.
20107 * c.opt: Add specifications for
20108 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
20109 and -femit-struct-debug-detailed[=...].
20110 * opts.c (set_struct_debug_option): Parse the
20111 -femit-struct-debug-... options.
20112 * opts.c (matches_main_base, main_input_basename,
20113 main_input_baselength, base_of_path, matches_main_base): Add
20114 variables and functions to compare header base name to compilation
20116 * opts.c (should_emit_struct_debug): Add to determine to emit a
20117 structure based on the option.
20118 (dump_struct_debug) Also disabled function to debug this
20120 * opts.c (handle_options): Save the base name of the
20123 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
20124 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
20125 This hook indicates if a type is generic. Set it by default
20126 to "never generic".
20127 * langhooks.h (struct lang_hooks_for_types): Add a new hook
20128 to determine if a struct type is generic or not.
20129 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
20130 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
20131 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
20132 with live C++ hook.
20134 * flags.h (enum debug_info_usage): Add an enumeration to describe
20135 a program's use of a structure type.
20136 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
20137 to indicate the program's usage of the type. Filter structs based
20138 on the -femit-struct-debug-... specification.
20139 (gen_type_die): Split into two routines, gen_type_die and
20140 gen_type_die_with_usage. gen_type_die is now a wrapper
20141 that assumes direct usage.
20142 (gen_type_die_with_usage): Replace calls to gen_type_die
20143 with gen_type_die_with_usage adding the program usage of
20144 the referenced type.
20145 (dwarf2out_imported_module_or_decl): Suppress struct debug
20146 information using should_emit_struct_debug when appropriate.
20148 2007-04-16 Ian Lance Taylor <iant@google.com>
20150 PR tree-optimization/31522
20151 * tree-vrp.c (vr_phi_edge_counts): New static variable.
20152 (vrp_initialize): Allocate vr_phi_edge_counts.
20153 (vrp_visit_phi_node): Don't push to infinity if we saw a new
20154 executable edge. Drop test for all constants.
20155 (vrp_finalize): Free vrp_phi_edge_counts.
20157 * doc/cpp.texi (Common Predefined Macros): Clarify description of
20158 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20160 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
20161 predecessors at head rather than tail.
20163 2007-04-16 Matthias Klose <doko@debian.org>
20165 * config/alpha/linux.h (CPP_SPEC): Define.
20166 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
20168 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
20170 * function.h: Remove sequence_stack extern declaration.
20172 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20174 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
20176 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
20179 2007-04-16 Anatoly Sokolov <aesok@post.ru>
20181 * config/avr/avr.c (avr_arch_types): Rearranging array.
20182 (enum avr_arch): Add.
20183 (avr_mcu_types): Use avr_arch enumeration constants instead of
20185 * config/avr/avr.h (LINK_SPEC): Simplify.
20187 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
20189 * config/m68k/m68k.c (m68k_libcall_value,
20190 m68k_function_value): Use macros for register names more.
20192 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
20194 (M68K_REGNAME): Use A6_REG.
20195 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
20197 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20199 PR middle-end/28071
20200 * sched-int.h (struct deps): Split field 'pending_lists_length' into
20201 'pending_read_list_length' and 'pending_write_list_length'. Update
20203 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
20204 to handle two length counters instead of one. Update all uses.
20205 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
20206 two length counters instead of one.
20207 * sched-rgn.c (propagate_deps): Update to handle two length counters
20210 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
20213 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
20214 copy of source, pass it to ix86_expand_vector_set and return
20217 2007-04-16 David Ung <davidu@mips.com>
20218 Joseph Myers <joseph@codesourcery.com>
20220 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
20221 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
20222 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
20223 Add 74K processor information.
20224 * config/mips/mips.md: Include 74k.md.
20225 (cpu): Add 74kc,74kf,74kx.
20226 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
20227 * config/mips/74k.md: New.
20228 * doc/invoke.texi (MIPS Options): Document 74K support.
20230 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
20232 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
20233 vectorizable_* functions.
20234 * tree-vect-transform.c (vectorizable_call): Add check for
20235 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
20236 (vectorizable_store): likewise.
20237 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
20239 (vectorizable_operation, vectorizable_type_demotion): Likewise.
20240 (vectorizable_type_promotion, vectorizable_load): Likewise.
20241 (vectorizable_live_operation, vectorizable_condition): Likewise.
20242 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
20244 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
20246 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20248 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
20249 register numbers more.
20250 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
20251 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
20252 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
20253 FUNCTION_VALUE_REGNO_P): Likewise.
20254 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
20255 STATIC_CHAIN_REGNUM): Likewise.
20256 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
20257 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
20258 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
20259 * config/m68k/m68k.md (FP_REG): New.
20261 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20263 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
20266 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
20268 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
20269 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
20272 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20274 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
20277 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
20280 * c-decl.c (finish_decl): Grab the type of the decl after the call
20281 to store_init_value.
20283 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
20285 * common.opt (fforward-propagate): Fix "Optimization" annotation.
20287 2007-04-14 Jakub Jelinek <jakub@redhat.com>
20290 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
20291 dominators, post dominators and cleanup cfg before returning.
20293 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
20295 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
20296 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
20298 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
20300 * config.gcc: Recognize fido.
20301 * config/m68k/m68k-devices.def (fidoa): New.
20302 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
20304 (FL_FIDOA, TARGET_FIDOA): New.
20305 * config/m68k/m68k.opt (mfidoa): New.
20307 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20309 PR middle-end/31322
20310 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
20311 when a personality function is used.
20313 2007-04-13 Bob Wilson <bob.wilson@acm.org>
20315 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
20317 2007-04-13 Mike Stump <mrs@apple.com>
20319 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
20321 * config/darwin.opt (fapple-kext): Make C++ only.
20322 * config/darwin.c (darwin_override_options): Remove code to ensure
20323 -fapple-kext is given for C++ only.
20325 2007-04-13 Richard Sandiford <richard@codesourcery.com>
20327 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
20328 * config/mips/mips.c (override_options): Call
20329 SUBTARGET_OVERRIDE_OPTIONS, if defined.
20331 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20333 * config/i386/i386.opt (msvr3-shlib): Removed.
20335 * doc/invoke.texi: Remove -msvr3-shlib.
20337 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
20339 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
20340 with "popcnt" instruction.
20342 2007-04-13 Richard Guenther <rguenther@suse.de>
20344 PR tree-optimization/21258
20345 * tree-vrp.c (compare_case_labels): New helper.
20346 (find_switch_asserts): New function.
20347 (find_assert_locations): Call it for SWITCH_EXPRs.
20349 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
20351 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
20352 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
20353 check is now implied in X87_FLOAT_MODE_P.
20354 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20355 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20356 (fix_trunc<mode>_i386_fisttp): Ditto.
20357 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20358 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20359 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20360 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20361 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20362 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20363 (unnamed_splitters): Ditto.
20364 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
20365 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
20366 FIRST_SSE_REG for local functions when SSE math is enabled or
20367 for functions with sseregparm attribute.
20368 (standard_80387_constant_p): Return -1 if mode is not
20370 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
20371 (ix86_expand_compare): Ditto.
20372 (ix86_expand_carry_flag_compare): Ditto.
20373 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
20374 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
20375 DECIMAL_FLOAT_MODE_P.
20376 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
20377 of SCALAR_FLOAT_MODE_P.
20378 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
20379 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
20380 checks before FLOAT_MODE_P.
20381 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
20382 before FLOAT_MODE_P.
20387 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
20389 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
20390 Charles Wilson <libtool@cwilson.fastmail.fm>
20392 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
20393 (libgcc.mvars): Don't depend on them.
20394 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
20395 * exec-tool.in: New.
20397 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
20399 * doc/invoke.text (--help): Document --help=common.
20401 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
20403 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
20405 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20407 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
20408 * genemit.c (main): Emit #include "integrate.h".
20409 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
20410 (LOADGP_RTP): New mips_loadgp_style.
20411 * config/mips/mips.h: Include config/vxworks-dummy.h.
20412 (TARGET_RTP_PIC): New macro.
20413 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
20414 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
20415 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
20416 for TARGET_RTP_PIC.
20417 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
20418 -mvxworks-pic when using -mrtp and a PIC option.
20419 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
20421 (mips_symbolic_constant_p, mips_symbolic_address_p)
20422 (mips_symbol_insns): Handle SYMBOL_HALF.
20423 (override_options): Warn about -G and -mrtp being used together.
20424 Initialize mips_lo_relocs[SYMBOL_HALF].
20425 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
20426 (mips_emit_loadgp): Handle LOADGP_RTP.
20427 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
20428 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
20429 (tablejump): Handle function-relative case table entries if
20431 * config/mips/predicates.md (symbol_ref_operand): New predicate.
20433 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20435 * config/mips/mips.md (load_call<mode>): Allow any general register.
20437 (sibcall_value_internal, sibcall_value_multiple_internal)
20438 (call_value_internal, call_value_split, call_value_multiple_internal)
20439 (call_value_multiple_split): Remove constraints from operand 0.
20441 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20443 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
20444 rather than loadgp_noshared.
20445 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
20446 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
20448 * config/mips/mips.md (loadgp): Rename to...
20449 (loadgp_newabi): ...this.
20450 (loadgp_noshared): Rename to...
20451 (loadgp_absolute): ...this.
20453 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20455 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
20456 false for locally-binding symbols.
20457 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
20459 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20461 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
20462 (SYMBOL_GOT_PAGE_OFST): ...this.
20463 (SYMBOL_GOT_GLOBAL): Rename to...
20464 (SYMBOL_GOT_DISP): ...this.
20465 (SYMBOL_GOTOFF_GLOBAL): Rename to...
20466 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
20467 * config/mips/mips.c (mips_global_symbol_p): New function.
20468 (mips_symbol_binds_local_p): Likewise.
20469 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
20470 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
20471 mips_global_symbol_p and mips_symbol_binds_local_p.
20472 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
20473 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
20474 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
20475 SYMBOL_GOTOFF_DISP.
20476 (mips_ok_for_lazy_binding_p): New function.
20477 (mips_load_call_address, mips_expand_call): Use it.
20478 (mips_dangerous_for_la25_p): Likewise.
20479 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
20480 (*got_disp<mode>): Use got_disp_operand instead of
20481 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
20482 SYMBOL_GOTOFF_GLOBAL.
20483 (*got_page<mode>): Use got_page_ofst_operand instead of
20485 * config/mips/predicates.md (const_call_insn_operand): Use
20486 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
20487 (global_got_operand): Rename to...
20488 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
20490 (local_got_operand): Rename to...
20491 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
20492 of SYMBOL_GOT_LOCAL.
20494 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20496 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
20497 TARGET_CALL_CLOBBERED_GP.
20498 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20499 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
20500 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
20501 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
20502 of TARGET_ABICALLS && !TARGET_NEWABI.
20503 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20504 * config/mips/mips.c (mips_load_call_address): Check
20505 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20506 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20507 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
20508 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
20509 TARGET_ABICALLS && TARGET_NEWABI.
20510 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
20512 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
20513 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
20514 TARGET_ABICALLS && TARGET_NEWABI.
20515 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
20516 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
20517 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
20518 whether indirect calls must use $25.
20519 (mips_extra_live_on_entry): Check TARGET_GOT instead of
20521 * config/mips/mips.md (jal_macro): Check flag_pic and
20522 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
20523 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
20524 instead of TARGET_ABICALLS.
20525 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
20526 TARGET_ABICALLS && TARGET_OLDABI.
20527 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
20528 (sibcall): In the comment above the define_insn, mention
20529 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
20530 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
20531 instead of TARGET_ABICALLS.
20533 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
20535 * doc/md.texi (Blackfin family constraints): Document PA and PB.
20536 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
20537 (MACFLAGS_MATCH_P): New macro.
20538 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
20539 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
20540 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
20541 the other MACFLAG constants.
20542 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
20543 (flag_machi): Tighten constraints. Renumber some of the operands.
20544 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
20546 (flag_machi_parts_acconly): New pattern.
20547 (flag_macinithi): Tighten constraints. Allow any accumulator to be
20549 (flag_macinit1hi): Tighten constraints.
20550 (flag_mul_macv2hi_parts_acconly): New pattern.
20552 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
20553 Use a more efficient implementation.
20554 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
20555 inline sequences when not optimizing for size.
20557 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
20558 movhi_high2low): Delete, merge functionality into...
20559 (packv2hi): ... this pattern.
20561 2007-02-11 Jie Zhang <jie.zhang@analog.com>
20562 * config/bfin/bfin.opt (msim): New option.
20563 (mcpu=): New option.
20564 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
20565 (bfin_cpu_t): Typedef of enum bfin_cpu.
20566 (bfin_cpu_type): New declaration.
20567 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
20568 -msim and -mcpu= options.
20569 (LIB_SPEC): Likewise.
20570 * config/bfin/bfin.c (bfin_cpu_type): Define.
20571 (bfin_handle_option): Handle -mcpu= option.
20572 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
20573 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
20574 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
20576 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20578 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
20579 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
20580 (powerpc-wrs-vxworksae): Use ${tm_file}.
20581 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
20582 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
20583 * config/i386/vx-common.h: New file.
20585 2007-04-12 Richard Sandiford <richard@codesourcery.com>
20587 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
20590 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
20592 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
20595 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
20599 * c-common.c (c_build_qualified_type): Set canonical type
20602 2007-04-12 Richard Guenther <rguenther@suse.de>
20604 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
20605 lower bound and element size if lower bound is not zero
20606 or either of the ARRAY_REF operands is set.
20608 2007-04-12 Richard Guenther <rguenther@suse.de>
20610 PR tree-optimization/24689
20611 PR tree-optimization/31307
20612 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
20614 * gimplify.c (canonicalize_addr_expr): To be consistent with
20615 gimplify_compound_lval only set operands two and three of
20616 ARRAY_REFs if they are not gimple_min_invariant. This makes
20617 it never at this place.
20618 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
20620 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20622 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
20623 null before emitting a .nsubspa directive.
20625 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20627 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
20628 need_to_partition_p if there are no memory statements in the
20631 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20633 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
20634 (gcd_of_steps_may_divide_p): New function.
20635 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
20637 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20639 * reload.c (find_reloads_toplev, find_reloads_address,
20640 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
20641 not a pointer equality test, to decide if we need to call
20642 push_reg_equiv_alt_mem.
20644 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
20646 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
20647 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
20649 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
20651 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
20653 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
20654 vector to be positive.
20656 2007-04-11 Diego Novillo <dnovillo@redhat.com>
20660 * doc/invoke.texi: Document --params max-aliased-vops and
20662 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
20663 debug_memory_partitions): Move to tree-flow.h
20664 * params.h (AVG_ALIASED_VOPS): Define.
20665 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
20667 (mp_info_t): Likewise.
20668 (get_mem_sym_stats_for): New.
20669 (set_memory_partition): Move from tree-flow-inline.h.
20670 (mark_non_addressable): Only clear the set of symbols for the
20671 partition if it exists.
20672 (dump_memory_partitions): Move from tree-ssa-operands.c
20673 (debug_memory_partitions): Likewise.
20674 (need_to_partition_p): New.
20675 (dump_mem_ref_stats): New.
20676 (debug_mem_ref_stats): New.
20677 (dump_mem_sym_stats): New.
20678 (debug_mem_sym_stats): New.
20679 (update_mem_sym_stats_from_stmt): New.
20680 (compare_mp_info_entries): New.
20681 (mp_info_cmp): Call it.
20682 (sort_mp_info): Change argument to a list of mem_sym_stats_t
20684 (get_mpt_for): Move from tree-ssa-operands.c.
20685 (find_partition_for): New.
20686 (create_partition_for): Remove.
20687 (estimate_vop_reduction): New.
20688 (update_reference_counts): New.
20689 (build_mp_info): New.
20690 (compute_memory_partitions): Refactor.
20691 Document new heuristic.
20692 Call build_mp_info, update_reference_counts,
20693 find_partition_for and estimate_vop_reduction.
20694 (compute_may_aliases): Populate virtual operands before
20695 calling debugging dumps.
20696 (delete_mem_sym_stats): New.
20697 (delete_mem_ref_stats): New.
20698 (init_mem_ref_stats): New.
20699 (init_alias_info): Call it.
20700 (maybe_create_global_var): Remove alias_info argument.
20701 Get number of call sites and number of pure/const call sites
20702 from gimple_mem_ref_stats().
20703 (dump_alias_info): Call dump_memory_partitions first.
20704 (dump_points_to_info_for): Show how many times a pointer has
20706 * opts.c (decode_options): For -O2 set --param
20707 max-aliased-vops to 500.
20708 For -O3 set --param max-aliased-vops to 1000 and --param
20709 avg-aliased-vops to 3.
20710 * fortran/options.c (gfc_init_options): Remove assignment to
20712 * tree-flow-inline.h (gimple_mem_ref_stats): New.
20713 * tree-dfa.c (dump_variable): Dump memory reference
20715 Dump NO_ALIAS* settings.
20716 (referenced_var_lookup): Tidy.
20717 (mem_sym_stats): New.
20718 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
20719 and ORIG are different SSA names for a memory partition.
20720 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
20721 * tree-flow.h (struct mem_sym_stats_d): Define.
20722 (mem_sym_stats_t): Define.
20723 (struct mem_ref_stats_d): Define.
20724 (struct gimple_df): Add field mem_ref_stats.
20725 (enum noalias_state): Define.
20726 (struct var_ann_d): Add bitfield noalias_state.
20727 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
20728 debug_mem_ref_stats, debug_memory_partitions,
20729 debug_mem_sym_stats): Declare.
20730 * tree-ssa-structalias.c (update_alias_info): Update call
20731 sites, pure/const call sites and asm sites in structure
20732 returned by gimple_mem_ref_stats.
20733 Remove local variable IS_POTENTIAL_DEREF.
20734 Increase NUM_DEREFS if the memory expression is a potential
20736 Call update_mem_sym_stats_from_stmt.
20737 If the memory references memory, call
20738 update_mem_sym_stats_from_stmt for all the direct memory
20739 symbol references found.
20740 (intra_create_variable_infos): Set noalias_state field for
20741 pointer arguments according to the value of
20742 flag_argument_noalias.
20743 * tree-ssa-structalias.h (struct alias_info): Remove fields
20744 num_calls_found and num_pure_const_calls_found.
20745 (update_mem_sym_stats_from_stmt): Declare.
20746 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
20747 Set default value to 100.
20748 (PARAM_AVG_ALIASED_VOPS): Define.
20750 2007-04-11 Richard Guenther <rguenther@suse.de>
20752 PR middle-end/31530
20753 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
20754 a * -b + c as c - a * b if we honor sign dependent rounding.
20756 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20758 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
20759 bfin_expand_strmov.
20760 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
20761 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
20763 (initialize_trampoline): Don't use old-style function definition.
20764 (bfin_secondary_reload): Mark IN_P argument as unused.
20766 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
20768 PR tree-optimization/31343
20769 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
20770 (build_polynomial_chrec): Return a scalar when the evolution is zero.
20771 * testsuite/gcc.dg/vect/pr31343.c: New.
20773 2007-04-10 Eric Christopher <echristo@apple.com>
20775 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
20776 * config/i386/i386.md (*cmpfp0): Use.
20777 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
20778 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
20779 (fix_trunc<mode>_i386_fisttp): Ditto.
20780 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
20781 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
20782 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
20783 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
20784 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
20785 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
20786 (unnamed_splitters): Ditto.
20787 * config/i386/i386.c (output_fix_trunc): Assert that
20788 we're not being passed a TFmode operand.
20790 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
20792 PR tree-optimization/31526
20793 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
20794 n_basic_blocks to find newly added blocks.
20796 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
20798 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
20800 (fix_trunc<mode>si_sse): Ditto.
20801 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
20802 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
20803 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
20804 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
20805 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
20806 expander using SSEMODEF mode macro.
20807 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
20808 expander using SSEMODEF mode macro.
20809 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
20810 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
20811 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
20812 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
20813 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
20814 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
20815 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
20816 Macroize insn using X87MODEF mode macro.
20818 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
20820 * config/i386/sse.md (sse2_pinsrw): Removed.
20821 (sse2_pextrw): Renamed to ...
20822 (*sse2_pextrw): This.
20824 2007-04-09 Jan Hubicka <jh@suse.cz>
20827 * config/i386/sse.md
20828 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
20829 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
20830 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
20831 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
20833 2007-04-09 Jan Hubicka <jh@suse.cz>
20835 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
20836 multiple fields of union.
20838 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
20840 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
20841 (create_preheaders): Check that loops are available.
20842 (fix_loop_structure): Clean up, improve comments.
20843 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
20844 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
20846 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
20847 * predict.c (tree_estimate_probability): Do not call
20848 calculate_dominance_info. Call create_preheaders.
20849 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
20850 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
20852 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
20853 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
20854 * tree-cfg.c (tree_split_edge): Make an assert more precise.
20855 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
20858 2007-04-08 Jan Hubicka <jh@suse.cz>
20860 * tree.h (maybe_fold_offset_to_component_ref): Declare.
20861 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
20862 * fold-const.c (fold_unary): Use it.
20864 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20866 * varasm.c (assemble_variable): Remove call to
20867 lang_hooks.decls.prepare_assemble_variable.
20868 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
20869 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
20870 * langhooks.h (lang_hooks_for_decls): Remove
20871 prepare_assemble_variable.
20873 2007-04-08 Mike Stump <mrs@apple.com>
20875 * config/i386/i386.c: Use inc/dec on Core2.
20877 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
20879 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
20880 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20881 lhd_tree_inlining_end_inlining): Remove.
20882 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
20883 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
20884 end_inlining hooks.
20885 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
20886 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
20887 lhd_tree_inlining_end_inlining): Remove prototypes.
20888 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
20889 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
20890 LANG_HOOKS_TREE_INLINING_START_INLINING,
20891 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
20893 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
20896 2007-04-08 Anatoly Sokolov <aesok@post.ru>
20899 * config/avr/predicates.md (io_address_operand): Delete predicate.
20900 (low_io_address_operand): Don't use 'mode' argument.
20901 (higth_io_address_operand): Rename ...
20902 (high_io_address_operand): ... to this. Don't use 'mode' argument.
20903 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
20906 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
20908 Revert change removing staticp.
20910 2007-04-07 Anatoly Sokolov <aesok@post.ru>
20913 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
20916 2007-04-07 Bruce Korb <bkorb@gnu.org>
20918 * c.opt: Add -Wformat-contains-nul.
20919 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
20921 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
20922 the NUL byte warning.
20924 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
20926 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
20928 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20930 * tree.c (staticp): No longer use staticp langhook.
20931 * langhooks.c (lhd_staticp): Removed.
20932 * langhooks.h (struct lang_hooks): Remove staticp.
20933 * c-common.c (c_staticp): Remove.
20934 * c-common.h (c_staticp): Ditto.
20935 * langhooks-defs.h (lhd_staticp): Ditto.
20936 (LHD_HOOKS_STATICP): Ditto
20937 * tree.h (gcc_assert_lowered): New macro.
20939 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
20941 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
20942 argument "reliable".
20943 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
20944 Add argument "reliable". Propagate it through calls.
20945 (infer_loop_bounds_from_undefined): Derive number of iterations
20946 estimates from references in blocks that do not dominate loop latch.
20947 (gcov_type_to_double_int): New function.
20948 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
20949 and expected_loop_iterations_unbounded.
20950 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
20951 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
20952 * tree-data-ref.c (estimated_loop_iterations): Export.
20953 (get_references_in_stmt): Fix -- do not return addresses of local
20955 * cfgloop.h (expected_loop_iterations_unbounded,
20956 estimated_loop_iterations): Declare.
20958 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20960 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20962 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20964 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
20965 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
20966 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
20967 Use output_387_reg_move().
20968 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
20969 expander using X87MODEF12 mode macro.
20970 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
20971 choosing register preferences. Use output_387_reg_move().
20972 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
20973 instead of "x". Use output_387_reg_move().
20974 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
20975 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
20976 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
20977 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
20978 Use output_387_reg_move().
20979 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
20981 (*truncxf?f_i387 splitter): Ditto.
20983 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
20985 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
20986 LANG_HOOKS_SAFE_FROM_P.
20987 * expr.c (safe_from_p): Remove langhook call.
20988 * langhooks.h (lang_hooks): Remove safe_from_p.
20989 (lhd_safe_from_p): Remove prototype.
20990 * langhooks.c (lhd_safe_from_p): Remove.
20992 2007-04-06 Jan Hubicka <jh@suse.cz>
20994 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
20997 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
20999 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
21000 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
21001 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
21002 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
21004 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
21005 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
21007 2007-04-05 Richard Henderson <rth@redhat.com>
21009 * config/alpha/alpha.c (print_operand) [+]: Remove.
21010 (alpha_end_function): Print nop if call at end of function.
21011 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
21012 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
21013 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
21014 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
21015 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
21016 the call pattern. Update peepholes to match.
21018 2007-04-05 Janis Johnson <janis187@us.ibm.com>
21020 * doc/extend.texi (Other Builtins): Add decimal float variants
21022 * builtins.def: Ditto.
21023 * builtins.c (expand_builtin): Ditto.
21025 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
21026 H.J. Lu <hongjiu.lu@intel.com>
21029 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
21030 of V8HImode when calling ix86_binary_operator_ok.
21031 (sse2_pmaddwd): Call ix86_binary_operator_ok.
21032 (sdot_prodv8hi): Operands 1 and 2 must be register.
21034 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21036 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
21037 initialize align to silence bogus warning.
21039 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
21041 PR middle-end/22156
21042 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
21044 (struct sra_walk_fns): Remove use_all parameter from use.
21045 (sra_hash_tree): Handle BIT_FIELD_REFs.
21046 (sra_elt_hash): Don't hash bitfld blocks.
21047 (sra_elt_eq): Skip them in parent compares as well. Handle
21049 (sra_walk_expr): Don't maintain or pass down use_all_p.
21050 (scan_use): Remove use_all parameter.
21051 (scalarize_use): Likewise. Re-expand assignment to
21052 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
21053 output, and re-scalarize after output. Don't mark anything
21055 (scalarize_ldst): Adjust.
21056 (scalarize_walk_gimple_modify_statement): Likewise.
21057 (build_element_name_1): Handle BIT_FIELD_REFs.
21058 (instantiate_element): Don't warn for any element whose parent
21059 is used as a whole.
21060 (instantiate_missing_elements_1): Return the sra_elt.
21061 (canon_type_for_field): New.
21062 (try_instantiate_multiple_fields): New.
21063 (instantiate_missing_elemnts): Use them.
21064 (mark_no_warning): Removed.
21065 (generate_one_element_ref): Handle BIT_FIELD_REFs.
21066 (REPLDUP, sra_build_elt_assignment): New.
21067 (generate_copy_inout): Use them.
21068 (generate_element_copy): Likewise. Handle bitfld differences.
21069 (generate_element_zero): Don't recurse for blocks. Use
21070 sra_build_elt_assignment.
21071 (generate_one_element_int): Take elt instead of var. Use
21072 sra_build_elt_assignment.
21073 (generate_element_init_1): Adjust.
21074 (scalarize_use, scalarize_copy): Use REPLDUP.
21075 (scalarize_ldst): Move assert before dereference.
21076 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
21078 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21080 * regmove.c: Fix unused variable warnings due to previous commit.
21082 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
21084 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
21085 (regmove_bb_head): Remove.
21086 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
21087 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
21088 problems with fixup_match_1.
21089 Don't initialize/free regmove_bb_head.
21091 (reg_is_remote_constant_p): If an insn is in the same basic block
21092 but not before INSN, consider it remote, too.
21094 2007-04-05 Anatoly Sokolov <aesok@post.ru>
21097 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
21098 DECL_ASSEMBLER_NAME, not the DECL_NAME.
21100 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
21102 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
21103 (CONDITIONAL_REGISTER_USAGE): Likewise.
21105 2007-04-04 Richard Henderson <rth@redhat.com>
21107 * config/alpha/lib1funcs.asm: Remove unused file.
21109 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21112 * opts.c (print_specific_help): Fix --help=<language>
21114 (common_handle_option): Support --help=common.
21116 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21119 * gcc.c (main): Do not run the linker if
21120 print_subprocess_help indicates that it shouldn't be
21123 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
21126 * doc/invoke.texi (--help=): Document <languages> value, fix
21127 formatting in tables of values.
21129 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
21131 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
21132 dllimport attribute of virtual methods.
21134 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
21136 * config/score/crti.asm: Change _bss_start to __bss_start.
21137 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
21138 (OUTGOING_REG_PARM_STACK_SPACE) update.
21139 * config/score/score.opt: add options to make backend support
21140 score5, score5u, score7 and score7d.
21141 * config/score/score.md: Likewise.
21142 * config/score/misc.md: Likewise.
21143 * config/score/mac.md: Likewise.
21144 * doc/invoke.texi: Likewise.
21145 * doc/md.texi: update constraints define.
21147 2007-04-03 Richard Henderson <rth@redhat.com>
21149 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
21150 an appropriate type, use the mode instead.
21152 2007-04-03 Richard Sandiford <richard@codesourcery.com>
21154 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
21155 Set the default --with-arch setting to mips2.
21156 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
21157 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
21158 (MULTILIB_OSDIRNAMES): Delete.
21159 (MULTILIB_DIRNAMES): Define.
21160 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
21161 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
21162 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
21163 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
21164 VXWORKS_OS_CPP_BUILTINS.
21165 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
21166 (MIPS_DEBUGGING_INFO): Undefine.
21167 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
21169 2007-04-03 Jakub Jelinek <jakub@redhat.com>
21171 PR middle-end/30704
21172 * fold-const.c (native_encode_real): Encode real.c provided longs
21173 as a series of 32-bit native integers.
21174 (native_interpret_real): Interpret buffer as a series of 32-bit
21177 2007-04-03 Richard Guenther <rguenther@suse.de>
21179 * genpreds.c (write_insn_constraint_len): Write function
21180 optimized for CONSTRAINT_LEN implementation.
21181 (write_tm_preds_h): Output insn_constraint_len inline and
21182 use it for CONSTRAINT_LEN.
21183 (write_insn_preds_c): Don't output insn_constraint_len.
21184 * doc/md.texi (define_register_constraint): Document multi-letter
21185 constraints shall have the same length if they start with the same
21188 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21191 * config/i386/i386.md (isinf<mode>2): Expand only when
21192 TARGET_C99_FUNCTIONS is set.
21194 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
21196 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
21197 (x86_64-*-linux*): Ditto.
21198 * config/i386/i386.opt (mpc): New option.
21199 * config/i386/i386.c (overrride_options): Handle
21200 ix87_precision_string.
21201 * config/i386/crtprec.c: New file.
21202 * config/i386/t-crtpc: Ditto.
21203 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
21204 and -mpc80 options.
21205 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
21206 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
21207 crtprec32.o, crtprec64.o and crtprec80.o.
21209 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
21210 and -mpc80 options.
21211 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
21213 2007-04-02 Eric Christopher <echristo@apple.com>
21215 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
21216 limitations on darwin.
21218 2007-04-02 Anatoly Sokolov <aesok@post.ru>
21221 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
21223 2007-04-02 Dave Korn <dave.korn@artimi.com>
21225 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
21227 2007-04-02 Dave Korn <dave.korn@artimi.com>
21229 * libgcc2.h (exception_descriptor): Don't forward-declare.
21230 (__get_eh_table_language, __get_eh_table_version): Delete
21231 prototypes of long-dead functions.
21233 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
21235 * ebitmap.h: New file
21236 * ebitmap.c: New file
21237 * Makefile.in (ebitmap.o): New target.
21239 2007-04-01 Jan Hubicka <jh@suse.cz>
21241 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
21242 before very first instruction.
21244 2007-04-01 Jan Hubicka <jh@suse.cz>
21246 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
21247 waring on 64bit hosts.
21248 * bitmap.h: Fix typo in bitmap_head_def.
21250 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
21252 PR rtl-optimization/31391
21253 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
21254 into a DELETED_LABEL note, and the label is in an empty basic
21255 block, update BB_END as well as BB_HEAD.
21257 2007-04-01 Richard Henderson <rth@redhat.com>
21259 PR tree-optimization/31169
21260 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
21261 to varying if the range is outside [0, prec-1].
21263 2007-04-01 Richard Sandiford <richard@codesourcery.com>
21266 * config/mips/mips.md (load_const_gp): New insn.
21267 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
21268 the MIPS16 GP pseudo register if no_new_pseudos.
21269 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
21271 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21274 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
21276 (call_value): Likewise.
21278 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
21279 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21282 * doc/invoke.texi: (optimization options): Reword description
21283 of -ffast-math. Document its primary purpose.
21285 2007-03-31 Richard Guenther <rguenther@suse.de>
21287 * omp-low.c (splay-tree.h): Include.
21288 (lookup_decl): Replace splay-tree usage by pointer-map.
21289 (maybe_lookup_decl): Likewise.
21290 (new_omp_context): Likewise.
21291 (delete_omp_context): Likewise.
21292 * gimplify.c (splay-tree.h): Include.
21293 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
21295 (remap_ssa_name): Likewise.
21296 (remap_decl): Likewise.
21297 (remap_type_1): Likewise.
21298 (remap_type): Likewise.
21299 (copy_body_r): Likewise.
21300 (expand_call_inline): Likewise.
21301 (clone_body): Likewise.
21302 (copy_tree_r): Likewise.
21303 (remap_save_expr): Likewise.
21304 (unsave_r): Likewise.
21305 (unsave_expr_now): Likewise.
21306 (tree_function_versioning): Likewise.
21307 (build_duplicate_type): Likewise.
21308 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
21309 (struct copy_body_data): Replace splay-tree by pointer-map.
21310 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
21311 not $(SPLAY_TREE_H).
21312 (gimplify.o): Depend on $(SPLAY_TREE_H).
21313 (omp-low.p): Likewise.
21315 2007-03-31 Anatoly Sokolov <aesok@post.ru>
21317 * config/avr/predicates.md (even_register_operand,
21318 odd_register_operand): New predicates.
21319 * config/avr/avr.md (movw peephole2): New.
21320 (movw_r peephole2): New.
21322 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
21324 * tree.h (get_signed_or_unsigned_type): New.
21325 * fold-const.c (operand_equal_for_comparison_p): Use
21326 get_signed_or_unsigned_type instead of
21327 lang_hooks.types.signed_or_unsigned_type.
21328 * expr.c (store_expr): Ditto.
21329 * langhooks.c (get_signed_or_unsigned_type): New.
21330 (lhd_signed_or_unsigned_type): New.
21331 * langhooks.h (lhd_signed_or_unsigned_type): New.
21332 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
21334 2007-03-30 Richard Henderson <rth@redhat.com>
21336 * tree-ssa-loop-ivopts.c: Include target.h.
21337 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
21338 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
21339 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
21340 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
21342 2007-03-30 Richard Henderson <rth@redhat.com>
21343 Kai Tietz <kai.tietz@onevision.com>
21345 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
21346 default for 64-bit.
21347 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
21348 (TARGET_64BIT_MS_ABI): New.
21349 (DBX_REGISTER_NUMBER): Handle 64-bit.
21350 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
21351 (LONG_TYPE_SIZE): Force to 32.
21352 (REG_PARM_STACK_SPACE): New.
21353 (OUTGOING_REG_PARM_STACK_SPACE): New.
21354 (REGPARM_MAX, SSE_REGPARM_MAX): New.
21355 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21356 (STACK_BOUNDARY): Use 128 for 64-bit.
21357 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
21358 Add 64-bit implementation.
21359 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
21361 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
21362 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
21363 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
21364 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
21365 (ix86_handle_cconv_attribute): Don't warn when ignoring if
21366 TARGET_64BIT_MS_ABI.
21367 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
21368 (ix86_pass_by_reference): Likewise.
21369 (ix86_function_value_regno_p): Likewise.
21370 (ix86_build_builtin_va_list): Likewise.
21371 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
21372 (function_arg_advance_ms_64): New.
21373 (function_arg_advance): Call it.
21374 (function_arg_ms_64): New.
21375 (function_arg): Call it.
21376 (function_value_ms_64): New.
21377 (ix86_function_value_1): Call it.
21378 (return_in_memory_ms_64): New.
21379 (ix86_return_in_memory): Call it.
21380 (setup_incoming_varargs_ms_64): New.
21381 (ix86_setup_incoming_varargs): Call it.
21382 (ix86_expand_prologue): Handle 64-bit stack probing.
21383 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
21384 (output_pic_addr_const): Likewise.
21385 (x86_this_parameter): Likewise.
21386 (x86_output_mi_thunk): Likewise.
21387 (x86_function_profiler): Likewise.
21388 (TARGET_STRICT_ARGUMENT_NAMING): New.
21389 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
21390 (TARGET_64BIT_MS_ABI): New.
21391 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
21392 * config/i386/i386.md (allocate_stack_worker): Remove.
21393 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
21394 describe the clobber of eax without a match_scratch.
21395 (allocate_stack_worker_postreload): Remove.
21396 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
21397 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
21398 (allocate_stack_worker_rex64_postreload): Remove.
21399 (allocate_stack): Handle 64-bit.
21400 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
21401 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
21402 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
21403 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
21404 (STANDARD_STARTFILE_PREFIX_1): Likewise.
21405 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
21406 * config.build (x86_64-*-mingw*): New host.
21407 * config.host (x86_64-*-mingw*): New host.
21408 * config.gcc (x86_64-*-mingw*): New target.
21409 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
21411 2007-03-30 Richard Henderson <rth@redhat.com>
21412 Kai Tietz <kai.tietz@onevision.com>
21414 * c-pragma.c (struct def_pragma_macro_value): New.
21415 (struct def_pragma_macro): New.
21416 (pushed_macro_table): New.
21417 (dpm_hash, dpm_eq): New.
21418 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
21419 (init_pragma): Install them.
21420 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
21422 2007-03-30 Anatoly Sokolov <aesok@post.ru>
21424 * config/avr/avr.c (avr_override_options): Clear
21425 'flag_delete_null_pointer_checks'.
21427 2007-03-30 Paolo Carlini <pcarlini@suse.de>
21430 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
21431 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
21432 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
21433 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
21434 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
21435 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
21436 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
21438 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
21440 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
21442 * regmove.c: Move all of pass_stack_adjustments from here...
21443 * combine-stack-adj.c: ...to this new file.
21444 * Makefile.in: Add rules for combine-stack-adj.o.
21446 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
21448 PR tree-optimization/31383
21449 * tree-data-ref.c (affine_function_equal_p): Do not require the
21450 vectors to have the same length.
21452 2007-03-30 Jan Hubicka <jh@suse.cz>
21454 PR middle-end/30700
21455 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
21456 availablility; add more sanity checking; ask varpool only about
21459 2007-03-29 Richard Henderson <rth@redhat.com>
21461 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
21462 to decide, but __SIZEOF_LONG_LONG__.
21464 2007-03-29 Richard Henderson <rth@redhat.com>
21466 * emutls.c (struct __emutls_array): New.
21467 (emutls_destroy): Use it instead of casting element 0 from void*.
21468 (__emutls_get_address): Likewise.
21470 2007-03-29 Richard Henderson <rth@redhat.com>
21472 * varasm.c (initializer_constant_valid_p): Don't deny
21473 DECL_DLLIMPORT_P on functions.
21475 * config/i386/cygming.h: Remove function declarations.
21476 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
21477 (ASM_OUTPUT_LABELREF): Remove.
21478 (COMMON_ASM_OP): Remove.
21479 (ASM_OUTPUT_COMMON): Remove.
21480 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
21481 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
21482 (ASM_DECLARE_FUNCTION_NAME): Likewise.
21483 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
21484 Rename from TARGET_ENCODE_SECTION_INFO.
21485 * config/i386/netware.h: Likewise.
21486 * config/i386/i386-protos.h: Update.
21487 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
21488 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
21489 (legitimate_constant_p): Reject dllimports.
21490 (dllimport_map, get_dllimport_decl): New.
21491 (legitimize_dllimport_symbol): New.
21492 (legitimize_address, ix86_expand_move): Use it.
21493 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
21494 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
21495 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
21496 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
21497 * config/i386/predicates.md (constant_call_address_operand): Only
21498 accept symbols; reject dllimport_p symbols.
21499 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
21500 i386_pe_maybe_record_exported_symbol.
21501 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
21502 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
21503 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
21504 trust the setting of DECL_DLLIMPORT_P.
21505 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
21506 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
21507 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
21508 tidy the argument scanning loop.
21509 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
21510 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
21511 (i386_pe_strip_name_encoding): Remove.
21512 (i386_pe_binds_local_p): New.
21513 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
21514 (i386_pe_output_labelref): Remove.
21515 (i386_pe_asm_output_aligned_decl_common): New.
21516 (i386_pe_maybe_record_exported_symbol): Rename from
21517 i386_pe_record_exported_symbol; check for dllexported symbols.
21519 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
21521 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
21522 add comment explaining why vsnprintf cannot be used.
21524 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
21526 PR tree-optimization/30666
21527 * tree.c (build_complex_type): When creating type names for DWARF2
21528 debug info, create TYPE_DECLs for TYPE_NAME instead of
21530 (build_common_tree_nodes_2): Use build_complex_type when building
21531 predefined complex types, to preserve canonical types.
21533 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
21535 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
21536 (noce_get_alt_condition): Look at it to determine whether to
21537 reverse the condition or not.
21538 (noce_get_condition): Substitute the truth for lies.
21539 (noce_find_if_block): Set the then_else_reversed field.
21541 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
21543 * config/fr30/fr30.md (movdi): Do not accept immediates as the
21544 destination of this insn.
21545 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
21546 than calling gen_rtx_SET directly. Use r0 to hold the value of
21547 'address + 4' rather than a stack based temporary which can be
21548 mis-optimized away.
21550 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21552 * config/s390/s390.c (s390_secondary_input_reload_class,
21553 s390_secondary_output_reload_class): Functions removed.
21554 (s390_secondary_reload): New function.
21555 (TARGET_SECONDARY_RELOAD): Target macro defined.
21556 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
21557 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
21558 * config/s390/s390.md ("reload_outti", "reload_outdi",
21559 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
21560 "reload_out<mode>"): Expanders removed.
21561 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
21562 "reload<mode>_nonoffmem_out"): Expanders added.
21564 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
21566 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
21567 action if SRC->DEST replacement failed anyway.
21569 2007-03-28 Mike Stump <mrs@apple.com>
21571 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
21572 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
21573 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
21575 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
21577 * config.gcc: Accept barcelona as a variant of amdfam10.
21578 * config/i386/i386.c (override_options): Likewise.
21579 * doc/invoke.texi: Likewise.
21581 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
21583 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
21584 offsets for BIT_FIELD_REF and COMPONENT_REF.
21586 2007-03-28 Richard Guenther <rguenther@suse.de>
21588 * tree.c (is_global_var): Move ...
21589 * tree-flow-inline.h (is_global_var): ... here.
21590 * tree.h (is_global_var): Remove declaration.
21592 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
21594 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
21596 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
21597 * config/i386/i386.c (ix86_tune_features): Initialize new
21599 * config/i386/predicates.md (promotable_binary_operator): Use
21600 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
21602 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
21605 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
21607 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
21609 * config/fr30/fr30.md (movsi_internal): Change destination
21610 constraint from m to V and add m to the end.
21612 2007-03-28 Christian Bruel <christian.bruel@st.com>
21614 * config/sh/sh.md (movsi_i): Fix type attribute.
21616 2007-03-28 Christian Bruel <christian.bruel@st.com>
21618 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
21619 (movsf_ie): Likewise.
21621 2007-03-28 Christian Bruel <christian.bruel@st.com>
21623 * config.gcc: Add sh4-300 to multilib.
21624 * config/sh/t-mlib-sh4-300: New file.
21626 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
21628 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
21629 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
21630 fix_trunc<mode>di2.
21631 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
21632 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
21633 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
21634 "fixuns_trunctddi2"): Whitespace fix.
21636 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
21638 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
21639 the definition of struct sh_args.
21640 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
21641 CALL_COOKIE_INT_REG_GET): Likewise.
21643 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
21645 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
21646 transformations are applied successfully.
21648 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
21650 * tree.c (tree_contains_struct): Permit 512 tree codes.
21651 * tree.h (tree_contains_struct): Ditto.
21652 (MAX_TREE_CODES): Ditto.
21653 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
21654 SPARE member to store remaining padding bits.
21656 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21658 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
21661 2007-03-27 Janis Johnson <janis187@us.ibm.com>
21663 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
21664 * configure: Regenerate.
21666 * configure: Regenerate using the correct version of autoconf.
21668 2007-03-27 Anatoly Sokolov <aesok@post.ru>
21670 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
21672 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
21673 regs to "__SP_L__" and "__SP_H__".
21675 2007-03-27 Richard Guenther <rguenther@suse.de>
21677 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
21678 computations with it with a HOST_WIDE_INT variable.
21680 2007-03-26 Mike Stump <mrs@apple.com>
21682 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
21683 objective-c-header, objective-c++-header and objc++-cpp-output
21685 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
21687 2007-03-26 Richard Henderson <rth@redhat.com>
21690 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
21691 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
21692 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
21693 IX86_BUILTIN_PSRLQ128): New.
21694 (ix86_init_mmx_sse_builtins): Add them.
21695 (ix86_expand_builtin): Expand them.
21696 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
21697 operand 2 be TImode.
21698 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
21699 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
21700 _mm_srli_epi64): Mark __B const.
21701 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
21702 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
21703 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
21704 new two-vector shift builtins.
21706 2007-03-26 Ian Lance Taylor <iant@google.com>
21708 PR tree-optimization/31345
21709 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
21710 [+INF, +INF(OVF)] into VARYING.
21712 2007-03-26 Zack Weinberg <zackw@panix.com>
21714 * gengtype-parse.c: New file.
21715 * gengtype-yacc.y: Delete.
21716 * gengtype-lex.l: Don't include gengtype-yacc.h.
21717 Define YY_DECL and yyterminate appropriately for recursive
21718 descent parser. yylval is now a string out-parameter to yylex.
21719 (HWS, EOID): New shorthand.
21720 (IWORD): Add a couple more types.
21721 (yylex): Add a setup stanza. Remove the complex rules for
21722 detecting GTY'ed types and typedefs; replace with simple
21723 keyword detectors. Adjust everything for the changed
21724 definition of yylval. Ignore all pp-directives, not just #define.
21726 (parse_file): Rename yybegin; do not call yyparse.
21728 * gengtype.c (xasprintf): Export again.
21729 (this_file): New. Use everywhere __FILE__ was being used.
21730 (get_lang_bitmap): Special case types defined in gengtype.c.
21731 (do_typedef, new_structure): Suppress definition of certain types.
21732 (new_structure): Improve diagnostics of duplicate definitions.
21733 Make sure location_s is associated with input.h.
21734 (nreverse_pairs, define_location_structures): New functions.
21735 (main): Improve tagging of kludge types. Remove old kludges
21736 for input.h types; use define_location_structures.
21737 * gengtype.h: Update prototypes. Define token codes here.
21738 * Makefile.in: Remove all references to gengtype-yacc.
21739 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
21741 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
21742 add GTY((skip)) to the field that's only conditionally there.
21743 * doc/install.texi: Document that Bison is no longer required
21744 unless building treelang.
21746 * gengtype.c: Don't include gtyp-gen.h.
21747 (srcdir): Declare here.
21748 (base_files, lang_dir_names): Allocate dynamically.
21749 (gt_files, num_gt_files, num_lang_dirs): New globals.
21750 (measure_input_list, read_input_line, read_input_list)
21751 (set_lang_bitmap): New functions.
21752 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
21753 simplify, relying on read_input_list to set up the bitmaps.
21754 (main): Arguments are no longer unused. Check for correct number
21755 of command line arguments, set srcdir and srcdir_len, then call
21756 read_input_list, before doing anything else. No need to worry
21757 about duplicates in main loop.
21758 * configure.ac: Simplify the calculation of all_gtfiles.
21759 Put language tags in there. Don't set or substitute
21760 all_gtfiles_files_langs or all_gtfiles_files_frags.
21761 * Makefile.in: Revamp the way gengtype is invoked, now that it
21762 takes a file on its command line with a much simpler format.
21763 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
21764 (GTFILES): Remove duplicates and C source files.
21765 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
21766 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
21767 * configure: Regenerate.
21769 * gengtype.h: Remove all type definitions to gengtype.c; leave
21770 only definitions of options_p, type_p, and pair_p as opaque
21771 pointers. Update prototypes.
21772 * gengtype.c: Many type definitions moved here from gengtype.h.
21773 Consolidate type definitions at the top of the file.
21774 (xvasprintf): Delete.
21775 (xasprintf): Make static.
21776 (create_nested_pointer_option): Add 'next' parameter.
21777 (create_field_all, create_field_at): New functions.
21778 (create_field): Now a thin wrapper around create_field_all.
21779 (create_optional_field): Rename create_optional_field_ and add
21780 line argument. Original name is now a macro which supplies
21782 (oprintf): Use vsnprintf directly.
21783 (close_output_files): Use fatal rather than perror/exit.
21784 (note_def_vec, note_def_vec_alloc): Use create_field_at.
21785 (main): Set progname. Don't use exit.
21786 * gengtype-yacc.y (struct_fields): Use create_field_at.
21787 (option, optionseqopt): Delete.
21788 (optionseq): Consolidate productions from option here so we
21789 can use the first argument to create_option.
21791 * gengtype-lex.l: Distinguish unions from structures in the
21792 token type. Don't call find_structure; return the tag as a string.
21793 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
21794 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
21795 string. Reorganize typedef_struct production accordingly.
21796 Use create_nested_ptr_option.
21797 * gengtype.c (create_nested_ptr_option): New function.
21798 * gengtype.h: Declare it.
21800 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
21801 (string_type): Don't declare.
21802 (do_scalar_typedef): Declare.
21803 (create_scalar_type): Update prototype.
21804 * gengtype.c (string_type): Make static.
21805 (scalar_nonchar, scalar_char): New.
21806 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
21807 (resolve_typedef): Use scalar_nonchar for error recovery.
21808 (create_scalar_type): Remove name_len field. Return scalar_char
21809 or scalar_nonchar as appropriate.
21810 (adjust_field_type): Look at scalar_is_char boolean to decide whether
21811 to use string_type.
21812 (throughout): Use scalar_nonchar instead of calling
21813 create_scalar_type, whenever possible.
21814 (main): Initialize scalar_char and scalar_nonchar before calling
21816 * gengtype-lex.l: Adjust for removal of second argument to
21817 create_scalar_type. Use yylval.s instead of yylval.t when
21819 * gengtype-yacc.y: Type of SCALAR is string. Call
21820 create_scalar_type from type:SCALAR rule. Adjust for removal of
21821 second argument to create_scalar_type.
21823 * vec.h: Remove all #if IN_GENGTYPE blocks.
21824 Add comment saying that changes may require adjustments to gengtype.
21825 * gengtype.c: Don't include coretypes.h or tm.h.
21826 Add comment to inclusion of errors.h.
21827 (note_def_vec, note_def_vec_alloc): New functions.
21828 * gengtype.h: Declare new functions.
21829 * gengtype-lex.l: Don't include coretypes.h.
21830 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
21832 (update_lineno): Remove unnecessary prototype.
21833 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
21834 (VEC rule): Just return VEC_TOKEN.
21835 * gengtype-yacc.y (VEC_TOKEN): New token type.
21836 (type): Add a production for VEC(a,b).
21837 * Makefile.in: Update dependencies.
21839 * gengtype-lex.l: Remove rules for parsing pointer-to-function
21840 typedefs that use the old PARAMS macro.
21842 * gengtype-lex.l: Remove all rules and states relating to yacc
21844 * gengtype-yacc.y: Similarly.
21845 * gengtype.c (note_yacc_type): Delete function.
21846 * gengtype.h: Update prototypes.
21848 2007-03-26 Joseph Myers <joseph@codesourcery.com>
21850 * tree-pretty-print.c (dump_generic_node): Report precision of
21851 unnamed integer types.
21853 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
21855 * ifcvt.c (noce_try_store_flag_constants): Don't check
21856 no_new_pseudos here.
21857 (noce_try_store_flag_constants): Don't check no_new_pseudos.
21858 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
21859 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21860 noce_try_sign_mask): Likewise.
21861 (if_convert): Check no_new_pseudos here.
21863 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
21865 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
21866 (noce_get_condition): Handle new then_else_reversed argument.
21867 (noce_init_if_info): Remove, fold into noce_find_if_block.
21868 (noce_process_if_block): Take a struct noce_if_info as the
21869 argument. Don't set up one based on ce_if_info. Update pointer
21870 references accordingly.
21871 (cond_move_process_if_block): Likewise.
21872 (process_if_block): Removed.
21873 (find_if_block): Removed. Move functionality two new functions,
21874 noce_find_if_block and cond_exec_find_if_block.
21875 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
21876 blocks and the symmetric IF-ELSE-JOIN case.
21877 (cond_exec_find_if_block): Also new function mostly based on old
21878 find_if_block and process_if_block.
21879 (find_if_header): Replace find_if_block call with separately
21880 guarded calls to noce_find_if_block and cond_exec_find_if_block.
21881 (find_cond_trap): Update noce_get_condition call.
21882 (dead_or_predicable): Likewise.
21884 2007-03-26 Jakub Jelinek <jakub@redhat.com>
21886 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
21888 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
21889 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
21890 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
21891 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
21892 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
21893 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
21894 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
21895 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
21896 __builtin_ia32_psrad128 builtins.
21898 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
21900 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
21901 * config/i386/constraints.md
21902 (define_constraint "I"): Use IN_RANGE macro.
21903 (define_constraint "J"): Ditto.
21904 (define_constraint "K"): Ditto.
21905 (define_constraint "M"): Ditto.
21906 (define_constraint "N"): Ditto.
21907 (define_constraint "O"): Ditto.
21908 * config/i386/predicates.md
21909 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
21910 (define_predicate "const_0_to_3_operand"): Ditto.
21911 (define_predicate "const_0_to_7_operand"): Ditto.
21912 (define_predicate "const_0_to_15_operand"): Ditto.
21913 (define_predicate "const_0_to_63_operand"): Ditto.
21914 (define_predicate "const_0_to_255_operand"): Ditto.
21915 (define_predicate "const_1_to_31_operand"): Ditto.
21916 (define_predicate "const_2_to_3_operand"): Ditto.
21917 (define_predicate "const_4_to_7_operand"): Ditto.
21919 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21921 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
21922 in SImode for save_world.
21923 * config/rs6000/altivec.md (save_world, restore_world): Convert to
21926 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
21928 PR tree-optimization/30784
21929 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
21932 2007-03-25 Revital Eres <eres@il.ibm.com>
21934 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
21935 Fold movement_possibility function into it.
21937 2007-03-25 David Edelsohn <edelsohn@gnu.org>
21939 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
21940 (load_macho_picbase_{si,di}): Convert to LR hard reg.
21941 (call_indirect_nonlocal_darwin64): Same.
21942 (call_nonlocal_darwin64): Same.
21943 (call_value_indirect_nonlocal_darwin64): Same.
21944 (call_value_nonlocal_darwin64): Same.
21945 (sibcall_nonlocal_darwin64): Same.
21946 (sibcall_value_nonlocal_darwin64): Same.
21947 (sibcall_symbolic_64): Same.
21948 (sibcall_value_symbolic_64): Same.
21949 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
21951 (rs6000_emit_load_toc_table): Same.
21952 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
21953 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
21955 (divss_call): Same.
21956 (divus_call): Same.
21957 (quoss_call): Same.
21958 (quous_call): Same.
21959 (load_toc_v4_pic_si): Same
21960 (load_toc_v4_PIC_1): Same.
21961 (load_toc_v4_PIC_1b): Same.
21962 (call_indirect_aix{32,64}): Same.
21963 (call_value_indirect_aix{32,64}): Same.
21965 (call_value): Same.
21966 (call_local{32,64}): Same.
21967 (call_value_local{32,64}): Same.
21968 (call_indirect_nonlocal_aix{32,64}): Same.
21969 (call_nonlocal_aix{32,64}): Same.
21970 (call_value_indirect_nonlocal_aix{32,64}): Same.
21971 (call_value_nonlocal_aix{32,64}): Same.
21972 (call_indirect_nonlocal_sysv<mode>): Same.
21973 (call_nonlocal_sysv<mode>): Same.
21974 (call_value_indirect_nonlocal_sysv<mode>): Same.
21975 (call_value_nonlocal_sysv<mode>): Same.
21977 (sibcall_local{32,64}): Same.
21978 (sibcall_value_local{32,64}): Same.
21979 (sibcall_nonlocal_aix{32,64}): Same.
21980 (sibcall_value_nonlocal_aix{32,64}): Same.
21981 (sibcall_nonlocal_sysv<mode>): Same.
21982 (sibcall_value): Same.
21983 (sibcall_value_nonlocal_sysv<mode>): Same.
21985 2007-03-24 Paul Brook <paul@codesourcery.com>
21987 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
21988 * config/arm/linux-eabi.h: Remove legacy syscall hack.
21990 2007-03-24 Richard Henderson <rth@redhat.com>
21992 * config/ia64/constraints.md: New file.
21993 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
21994 satisfies_constraint_?.
21995 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
21996 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
21997 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
21998 ia64_output_mi_thunk): Likewise.
21999 (ia64_const_ok_for_letter_p): Remove.
22000 (ia64_const_double_ok_for_letter_p): Remove.
22001 (ia64_extra_constraint): Remove.
22002 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
22003 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
22004 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
22005 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
22006 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
22007 EXTRA_MEMORY_CONSTRAINT): Remove.
22008 * config/ia64/ia64.md: Include constriants.md. Replace
22009 CONST_OK_FOR_? with satisfies_constraint_?.
22011 2007-03-23 Michael Meissner <michael.meissner@amd.com>
22012 H.J. Lu <hongjiu.lu@intel.com>
22014 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
22016 (name macros): Use DPD_BID_NAME to convert names properly.
22018 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
22019 decimal floating point format.
22020 (init_floating_libfuncs): Change decimal functions so that they
22021 have a "bid_" prefix if the decimal system uses the BID format,
22022 and "dpd_" prefix if the decimal system uses the DPD format.
22023 (init_interclass_conv_libfuncs): Ditto.
22024 (init_intraclass_conv_libfuncs): Ditto.
22026 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22027 using the BID format.
22029 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22030 whether we are using the BID decimal format.
22031 * configure: Regenerate.
22033 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22034 the compiler has decimal floating point enabled. Define
22035 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22038 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
22039 using the BID format.
22041 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
22042 whether we are using the BID decimal format.
22043 * configure: Regenerate.
22045 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
22046 the compiler has decimal floating point enabled. Define
22047 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
22050 * doc/install.texi (--enable-decimal-float): Document BID and DPD
22051 options, and that it is enabled for i386/x86_64 systems.
22053 * Makefile.in (enable_decimal_float): New.
22055 (DECNUMINC): Add -I$(DECNUMFMT).
22056 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
22057 to $(DECNUMFMT) from $(DECNUM).
22059 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
22060 Substitute enable_decimal_float.
22061 * configure: Regenerated.
22064 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
22067 * configure.ac: Enable decimal float for x86_64-*-linux*.
22068 * configure: Regenerated.
22071 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
22072 decimal128ClearSign to flip and clear the sign bit in decimal128.
22073 (decimal_real_maxval): Set decimal128SetSign to set the sign
22076 2007-03-23 Ian Lance Taylor <iant@google.com>
22078 * fold-const.c (fold_binary): Correct warning for X - c >= X.
22080 2007-03-23 Ian Lance Taylor <iant@google.com>
22082 * tree-dump.c (dump_files): Correct comment.
22084 2007-03-23 Ian Lance Taylor <iant@google.com>
22086 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
22088 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
22090 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
22091 in cfglayout mode. Don't go into and out of cfglayout mode.
22092 Link the blocks in the order of the constructed traces.
22093 (rest_of_handle_tracer): Adjust call to tracer.
22094 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
22095 Don't go into cfglayout mode.
22096 (rtl_loop_done): Don't go out of cfglayout mode.
22097 * cfglayout.c (relink_block_chain): New function, split out from...
22098 (fixup_reorder_chain): ...here. Remove redundant checking.
22099 (cfg_layout_finalize): Don't clear the header, footer, and aux
22100 fields here, move the code to do so to relink_block_chain. Likewise
22101 for free_original_copy_tables.
22102 * rtl.h (tracer): Update prototype.
22103 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
22104 Assert we are in cfglayout mode. Don't go into and out of cfglayout
22105 mode. Use relink_block_chain to serialize the CFG according to the
22106 new basic block order. Move targetm.cannot_modify_jumps_p check from
22108 (gate_handle_reorder_blocks): ...to here.
22109 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
22111 (gate_duplicate_computed_gotos): ...to here.
22112 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
22113 something always changes when going into and out of cfglayout mode.
22114 Perform an expensive cfg cleanup while going into cfglayout mode.
22115 Always update liveness information on HAVE_conditional_execution
22116 targets. Reserialize the basic blocks and go out of cfglayout mode.
22117 * reg-stack.c: Include cfglayout.h.
22118 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
22119 the call to reorder_basic_blocks.
22120 * basic-block.h (reorder_basic_blocks): Update prototype.
22121 (relink_block_chain): New prototype.
22122 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
22124 2007-03-23 Joseph Myers <joseph@codesourcery.com>
22126 * config/mips/mips.md (type, hazard, *movdi_32bit,
22127 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
22128 *movhi_internal, *movqi_internal, *movsf_hardfloat,
22129 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
22130 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
22131 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
22133 (movcc): Change first xfer to multi.
22134 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
22135 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
22136 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
22137 config/mips/generic.md: Change reservations using "xfer" to use
22139 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
22140 using match_operand.
22141 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
22142 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
22144 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
22146 2007-03-22 Richard Henderson <rth@redhat.com>
22148 * config/i386/i386.c: Remove unnecessary function declarations.
22149 Move targetm definition, and all related macros, to the end of
22150 the file. Resort some functions to put definitions before uses.
22151 (ix86_attribute_table): Make static. Move to end of file.
22152 (ix86_gimplify_va_arg): Make static.
22154 2007-03-22 Richard Henderson <rth@redhat.com>
22156 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
22157 don't increase local_regparm with force_align_arg_pointer check.
22158 (ix86_function_sseregparm): Assert 32-bit.
22159 (type_has_variadic_args_p): New.
22160 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
22161 type_has_variadic_args_p.
22162 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
22163 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
22164 use memset instead. Do maybe_vaarg check first; skip attribute
22165 tests if true; skip attribute tests for 64-bit.
22166 (construct_container): Remove TARGET_DEBUG_ARG.
22167 (function_arg_advance_32, function_arg_advance_64): Split out ...
22168 (function_arg_advance): ... from here.
22169 (function_arg_32, function_arg_64): Split out ...
22170 (function_arg): ... from here.
22171 (ix86_pass_by_reference): Tidy.
22172 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
22173 (function_value_32): New, from parts of ix86_function_value
22174 and ix86_value_regno.
22175 (function_value_64): New, from parts of ix86_function_value
22176 and ix86_libcall_value.
22177 (ix86_function_value_1): New.
22178 (ix86_function_value, ix86_libcall_value): Use it.
22179 (return_in_memory_32, return_in_memory_64): Split out ...
22180 (ix86_return_in_memory): ... from here.
22181 (ix86_struct_value_rtx): Skip for 64-bit.
22182 (ix86_libcall_value, ix86_value_regno): Remove.
22183 (setup_incoming_varargs_64): Split out ...
22184 (ix86_setup_incoming_varargs): ... from here.
22185 (ix86_va_start): Remove TARGET_DEBUG_ARG.
22186 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
22187 * config/i386/i386-protos.h (ix86_function_value): Remove.
22188 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
22190 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22193 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
22194 infinities not supported, otherwise emit warning if -Woverflow. On
22195 underflow, emit warning if -Woverflow.
22196 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
22198 * real.h (real_from_string): Update declaration
22200 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
22201 Richard Henderson <rth@redhat.com>
22203 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
22204 * calls.c (compute_argument_block_size, expand_call,
22205 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
22206 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
22207 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
22208 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
22209 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
22210 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
22211 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
22212 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
22215 2007-03-22 Joseph Myers <joseph@codesourcery.com>
22217 * c-incpath.c (add_sysroot_to_chain): New.
22218 (merge_include_chains): Add sysroot argument. Call
22219 add_sysroot_to_chain if sysrooted.
22220 (register_include_chains): Update call to merge_include_chains.
22221 * doc/cppopts.texi: Document use of '=' in include directory
22224 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
22226 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
22227 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
22228 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
22229 insn pattern using X87MODEF12 mode macro.
22231 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
22233 * regmove.c (regmove_optimize): Use reg_mentioned_p
22234 instead of reg_overlap_mentioned_p for DST.
22236 2007-03-21 Mike Stump <mrs@apple.com>
22238 * c.opt: Fixup for Objective-C/C++.
22240 2007-03-21 Steve Ellcey <sje@cup.hp.com>
22242 * explow.c (convert_memory_address): Fold memory reference when
22243 POINTERS_EXTEND_UNSIGNED < 0
22245 2007-03-21 Richard Henderson <rth@redhat.com>
22248 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
22249 * config/i386/mmintrin.h (__m64): Likewise.
22250 * config/i386/xmmintrin.h (__m128): Likewise.
22252 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22254 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
22255 (VXWORKS_OS_CPP_BUILTINS): Define.
22256 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
22257 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
22259 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22261 * rtl.h (constant_pool_reference_p): Delete.
22262 (find_constant_src): Declare.
22263 * rtlanal.c (find_constant_src): New function.
22264 * simplify-rtx.c (constant_pool_reference_p): Delete.
22265 * config/i386/i386.md: Use find_constant_src instead of
22266 constant_pool_reference_p/avoid_constant_pool_reference pairs.
22268 2007-03-21 Richard Sandiford <richard@codesourcery.com>
22270 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
22271 * c-cppbuiltin.c (c_cpp_builtins): Define them.
22273 2007-03-20 Mark Mitchell <mark@codesourcery.com>
22275 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
22276 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
22277 (arm_elf_asm_constructor): Use it.
22278 (arm_elf_asm_destructor): New function.
22280 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
22282 * jump.c (mark_jump_label): Treat SEQUENCE specially.
22284 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
22286 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
22288 2007-03-19 Andrew Haley <aph@redhat.com>
22290 PR tree-optimization/31264
22291 * tree-vrp.c (register_edge_assert_for_1): Don't look though
22292 VIEW_CONVERT_EXPRs.
22294 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
22296 PR rtl-optimization/30907
22297 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
22298 (fwprop_init): Always call loop_optimizer_initialize.
22299 (fwprop_done): Always call loop_optimizer_finalize.
22300 (fwprop): We always have loop info now.
22301 (gate_fwprop_addr): Remove.
22302 (pass_fwprop_addr): Use gate_fwprop as gate.
22304 PR rtl-optimization/30841
22305 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
22306 df_chain_alloc): Call df_reorganize_refs unconditionally.
22307 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
22308 refs_organized to refs_organized_size.
22309 (df_ref_create_structure): Use refs_organized_size instead of
22310 bitmap_size if refs had been organized, and keep refs_organized_size
22312 * df.h (struct df_ref_info): Change refs_organized to
22313 refs_organized_size.
22314 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
22317 2007-03-19 Mark Mitchell <mark@codesourcery.com>
22319 * except.c (output_function_exception_table): Do not reference the
22320 EH personality routine for functions that do not require an
22323 2007-03-20 Jakub Jelinek <jakub@redhat.com>
22326 * c-typeck.c (convert_for_assignment): Call comptypes for
22327 RECORD_TYPE or UNION_TYPE.
22329 PR inline-asm/30505
22330 * reload1.c (reload): Do invalid ASM checking after
22331 cleanup_subreg_operands.
22333 2007-03-19 Jeff Law <law@redhat.com>
22335 * tree-cfg.c (find_taken_edge): Tighten conditions for
22336 optimizing computed gotos.
22338 2007-03-19 Michael Matz <matz@suse.de>
22340 * builtins.c (expand_builtin_sync_operation,
22341 expand_builtin_compare_and_swap,
22342 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
22345 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
22346 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
22349 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22351 * doc/tm.texi: Add brackets around the return type of
22352 TARGET_SECONDARY_RELOAD.
22354 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22355 Richard Guenther <rguenther@suse.de>
22357 PR tree-optimization/31254
22358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
22359 Use handled_component_p () where appropriate. Continue
22360 propagating into the rhs if we propagated into an INDIRECT_REF
22363 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22365 * config/s390/s390.md (op_type attribute): RRR instruction type added.
22366 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
22367 (xde, xdee): Mode attributes adjusted to support DFP modes.
22368 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
22369 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
22370 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
22371 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
22372 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
22373 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22374 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
22376 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
22377 "movsf"): Insn definitions removed.
22378 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
22379 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
22380 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
22382 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
22383 "reload_in<mode>", "reload_out<mode>"): Expander added.
22384 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
22387 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22389 * config/s390/s390.md: Only non-functional changes. Renamed
22390 FPR mode macro to BFP all over the file.
22392 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22394 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
22395 (op_type attribute): RRF instruction type added.
22396 (fT0): New mode attribute.
22397 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
22398 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
22399 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
22400 instruction no secondary memory is needed when moving DFmode values
22401 between GPRs and FPRs.
22403 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22405 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
22406 inverted and documentation adjusted.
22407 ("mhard-dfp", "msoft-dfp"): New options.
22408 * config/s390/s390.c (s390_handle_arch_option): New architecture
22410 (override_options): Sanity checks for the new options added.
22411 * config.gcc: New architecture switch: z9-ec.
22412 * config/s390/s390.h (processor_flags): PF_DFP added.
22413 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
22414 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
22415 when the bit is NOT set so remove it from the defaults.
22417 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
22419 * genemit.c (main): Print include statement for dfp.h.
22420 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
22423 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22425 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
22427 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
22430 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
22431 instead of PATTERN.
22433 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22435 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
22436 attr_length_call, output_call, output_indirect_call): Cleanup
22437 formatting of targetm calls.
22439 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
22441 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
22443 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22445 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
22446 reservation, bypass and anti-bypass descriptions for these
22447 instructions. Update move patterns.
22448 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
22451 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
22453 * tree-vect-transform.c (get_initial_def_for_induction): Replace
22454 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
22455 (get_initial_def_for_reduction): Likewise.
22457 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
22459 Fix PR tree-optimization/29922
22460 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
22461 (get_representative): Removed.
22462 (value_dies_in_block_x): Update for rvuse removal.
22463 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22464 (compute_antic_aux): Handle when PHI nodes appear in
22465 non-single-successors.
22466 (dump_bitmap_of_names): Removed.
22467 (compute_antic_safe): Renamed and removed rvuse calculation.
22468 Calculate only antic safe.
22469 (insert_into_preds_of_block): Remove assert.
22470 (execute_pre): Update for renamed functions.
22471 (defer_or_phi_translate_block): New function.
22473 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22475 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
22476 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
22478 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
22479 Follow spelling conventions.
22481 * tree-data-ref.h: Remove the prototype for analyze_array.
22483 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
22485 PR tree-optimization/31041
22486 * tree-vect-transform.c (get_initial_def_for_induction): Call
22487 force_gimple_operand.
22489 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
22491 * ipa-type-escape.c (look_for_casts) : Revert code to use
22492 handled_component_p due to ada test a-numaux.adb.
22494 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
22496 * final.c (final_scan_insn): Alter the condition of a
22497 conditional trap if we have nonstandard CC.
22499 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22501 * configure.ac: Remove excess quoting from asm line 0 test.
22502 * configure: Rebuilt.
22504 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22506 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
22507 * c-common.c (convert_and_check): Move warning logic to...
22508 (warnings_for_convert_and_check): ...here. Define.
22509 * c-common.h (warnings_for_convert_and_check): Declare.
22511 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22513 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
22514 (output_call): Likewise.
22516 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22518 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
22520 2007-03-16 Richard Sandiford <richard@codesourcery.com>
22522 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
22524 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
22526 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
22527 opteron, athlon-64 and athlon-fx processor_alias_table entries.
22529 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
22531 PR tree-optimization/31183
22532 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
22533 Use double_int instead of unsigned int for representing access_strides.
22534 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
22536 2007-03-16 Richard Guenther <rguenther@suse.de>
22538 PR tree-optimization/31146
22539 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
22540 to allow recursion of forward_propagate_addr_expr.
22541 (forward_propagate_addr_into_variable_array_index): Likewise.
22542 (forward_propagate_addr_expr): Likewise.
22543 (tree_ssa_forward_propagate_single_use_vars): Likewise.
22544 (forward_propagate_addr_expr_1): Recurse on simple copies
22545 instead of propagating into them. Do so for useless conversions
22547 (forward_propagate_addr_expr): Clean up unused statements after
22550 2007-03-16 Richard Guenther <rguenther@suse.de>
22552 * builtins.c (expand_builtin_cexpi): Use the right argument
22553 for the expansion via cexp.
22555 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22557 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
22558 * configure: Rebuilt.
22560 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
22563 * dwarf2out.c (force_type_die): Adjust comment.
22564 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
22566 2007-03-15 DJ Delorie <dj@redhat.com>
22568 * config/frv/predicates.md (minmax_operator): Don't check operands
22571 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22573 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
22574 Update constant estimates of number of iterations.
22575 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
22576 argument renamed to "realistic".
22577 (compute_estimated_nb_iterations): Removed.
22578 (record_niter_bound): New function.
22579 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
22580 call record_nonwrapping_iv with upper = false.
22581 (infer_loop_bounds_from_signedness): Pass upper argument to
22582 record_nonwrapping_iv.
22583 (estimate_numbers_of_iterations_loop): Do not call
22584 compute_estimated_nb_iterations. Record estimate based on profile
22585 information. Initialize the constant estimates of number of
22587 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
22589 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
22590 number of iterations is too small.
22591 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
22592 (EST_NOT_AVAILABLE): Removed.
22593 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
22594 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
22597 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
22599 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
22600 Handle NE_EXPR guards.
22602 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22605 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
22606 Set also -pedantic-errors by default for the preprocessor unless
22607 -fpermissive is given.
22609 2007-03-15 Richard Guenther <rguenther@suse.de>
22611 PR middle-end/29719
22612 PR middle-end/31161
22613 * builtins.c (expand_builtin_cexpi): As a fallback if we
22614 don't have builtins for sincos or cexp create a function
22615 declaration for cexp and expand to a call to that.
22616 (expand_builtin_int_roundingfn): Always fall
22617 back to floor/ceil and its variants even if they may be
22620 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
22622 PR middle-end/31159
22623 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
22624 jump tables, move the call to delete_dead_jumptables from here...
22625 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
22626 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
22627 don't allow merging of blocks that try_redirect_by_replacing_jump
22628 also does not handle when not optimizing.
22630 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22631 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22633 * config/i386/i386.md (x86_sahf_1): Correctly handle
22636 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
22639 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
22640 x86_64_general_operand as operand[2] predicate. Remove "iF"
22641 from operand constraints and use "e" constraint instead.
22642 (*subti3_1, *subti3_1 splitter): Ditto.
22643 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
22644 operand[1] predicate.
22646 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
22648 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
22649 arrays, multiply the access strides by the size of the sub-array.
22650 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
22652 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22654 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
22655 the configured assembler supports the sahf mnemonic.
22656 * configure: Regenerate.
22657 * config.in: Regenerate.
22659 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
22660 emit "sahf" or ".byte\t0x9e" as asm template.
22662 2007-03-14 Michael Meissner <michael.meissner@amd.com>
22665 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
22666 option to replace hard coded TARGET_xxx in md file.
22667 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
22668 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22669 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
22670 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
22671 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
22672 (X86_TUNE_NOT_VECTORMODE): Ditto.
22673 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
22674 (TUNE_AVOID_VECTOR_DECODE): Ditto.
22675 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
22676 (TUNE_SLOW_IMUL_IMM8): Ditto.
22677 (TUNE_MOVE_M1_VIA_OR): Ditto.
22678 (TUNE_NOT_UNPAIRABLE): Ditto.
22679 (TUNE_NOT_VECTORMODE): Ditto.
22681 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
22684 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
22685 tuning options instead of hard coded TARGET_xxx.
22686 (fix ssemode peephole2's): Ditto.
22687 (imul peephole2's): Ditto.
22689 (movdi_or_rex64): Ditto.
22690 (move peephole2): Ditto.
22691 (not peephole2's): Ditto.
22693 2007-03-14 Dirk Mueller <dmueller@suse.de>
22695 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
22696 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
22697 * c-parser.c (c_parser_if_body): Always add an empty statement in case
22699 * c-parser.c (c_parser_do_statement): Warn about empty body in
22700 do/while statement.
22701 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
22702 * doc/invoke.texi (-Wempty-body): Update documentation.
22704 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22707 * c-common.h (warn_for_div_by_zero): Declare.
22708 * c-common.c (warn_for_div_by_zero): Define.
22709 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
22712 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22714 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
22715 to PREFIX and STANDARD_PREFIX.
22717 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22718 Phil Edwards <phil@codesourcery.com>
22720 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
22721 (__gthread_once_t): Remove busy field for RTPs.
22722 (__GTHREAD_ONCE_INIT): Update accordingly.
22724 2007-03-14 Richard Sandiford <richard@codesourcery.com>
22726 * doc/invoke.texi: Document VxWorks options.
22728 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
22730 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
22732 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
22734 PR tree-optimization/30590
22735 * tree-nrv.c (tree_nrv): Check for the partial update of the
22738 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22740 * flags.h (flag_random_seed): Remove declaration, in favor of...
22741 * toplev.h (get_random_seed, set_random_seed): ... these.
22742 * tree.c (get_file_function_name): Use the former.
22743 * opts.c (common_handle_option): Use the latter.
22746 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
22748 PR middle-end/31127
22749 * cse.c (cse_find_path): Do not bail out if a basic block that
22750 we already visited now becomes part of a path that starts at a
22751 different basic block. Just disallow this, to make sure we
22752 visit each basic block at most once.
22754 2007-03-13 Jan Hubicka <jh@suse.cz>
22756 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
22757 attributes, when profile esitmate is present, calls with very low
22758 frequency are cold.
22760 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
22762 PR tree-optimization/30730
22763 PR tree-optimization/26900
22764 * tree-ssa-loop-niter.c: Include gmp.h.
22765 (bounds): New type.
22766 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
22767 split_to_var_and_offset, determine_value_range,
22768 bound_difference_of_offsetted_base, refine_bounds_using_guard,
22769 bound_difference, bounds_add, bounds_negate,
22770 number_of_iterations_ne_max, dump_affine_iv): New functions.
22771 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
22772 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
22773 difference of initial and final value of control iv to validate
22775 (number_of_iterations_cond): Add loop parameter. Determine bounds
22776 on the difference of the extremes of the control iv. Add dumps.
22777 (expand_simple_operations): Handle phi nodes.
22778 (simplify_using_initial_conditions): Do not record used conditions.
22779 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
22780 Do not set additional_info.
22781 (implies_nonnegative_p, implies_ge_p): Removed.
22782 (derive_constant_upper_bound): Do not use parameter `additional'.
22783 (record_estimate): Parameter `additional' removed. Parameter
22784 `i_bound' added. Do not call derive_constant_upper_bound.
22785 (record_nonwrapping_iv): Use derive_constant_upper_bound to
22786 bound the number of iterations estimate.
22787 (estimate_numbers_of_iterations_loop): Pass the estimate from
22788 the number of iterations analysis to record_estimate.
22789 * tree.h (multiple_of_p): Declare.
22790 * tree-scalar-evolution.c (expression_expensive_p): Removed.
22791 (scev_const_prop): Do not check expression_expensive_p.
22792 * fold-const.c (multiple_of_p): Exported.
22793 * double-int.c (double_int_mask): Exported.
22794 * double-int.h (double_int_mask): Declare.
22795 * tree-flow.h (struct tree_niter_desc): Removed additional_info
22796 field. Added max field.
22798 2007-03-13 David Taylor <taylor@candd.org>
22801 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
22804 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22807 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
22808 two unamed patterns.
22810 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
22812 * config/i386/i386.opt (mcx16, msahf): New options.
22813 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
22814 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
22816 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
22817 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
22818 Output -mcx16 and -msahf options when corresponding bit is set.
22820 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
22821 and -msahf options.
22823 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
22825 * configure.ac: Test for assembler tolerance to # 0 "".
22826 * configure, config.in: Rebuilt.
22827 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
22829 2007-03-13 Geoffrey Keating <geoffk@apple.com>
22831 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
22833 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
22834 (handle_syscall): Handle direct system calls.
22835 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
22837 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22839 * doc/invoke.texi: Fix cpp.info cross-reference.
22840 * doc/passes.texi: Fix gcc.info cross-reference.
22842 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
22844 PR tree-optimization/30835
22845 * lambda-code.c (can_convert_to_perfect_nest): Check whether
22846 bb_for_stmt is not NULL before accessing it.
22848 2007-03-12 Joseph Myers <joseph@codesourcery.com>
22850 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
22853 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
22856 * doc/install.texi: Document --enable-stage1-languages
22858 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
22860 * tree-pass.h (pass_into_cfg_layout_mode,
22861 pass_outof_cfg_layout_mode): Declare.
22862 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
22863 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
22864 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
22865 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
22867 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
22869 * c-decl.c (warn_variable_length_array): New function.
22870 Refactored from grokdeclarator to handle warn_vla
22871 and handle unnamed array case.
22872 (grokdeclarator): Refactored VLA warning case.
22873 * c.opt (Wvla): New flag.
22874 * doc/invoke.texi (Wvla): New warning.
22876 2007-03-12 Richard Henderson <rth@redhat.com>
22878 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
22879 (TARGET_SECTION_TYPE_FLAGS): New.
22881 2007-03-12 Richard Henderson <rth@redhat.com>
22883 * config/darwin.c (machopic_reloc_rw_mask): New.
22884 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
22885 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
22887 2007-03-12 Mark Mitchell <mark@codesourcery.com>
22889 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
22890 * cppdefault.h (cpp_PREFIX): Document.
22891 (cpp_PREFIX_len): Likewise.
22892 (cpp_EXEC_PREFIX): New variable.
22893 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
22894 * c-incpath.c (add_standard_paths): Correct logic for relocating
22895 paths within prefix.
22897 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
22899 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
22900 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
22902 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
22903 fix_truncdfdi_sse using SSEMODEF mode macro.
22904 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
22905 fix_truncdfsi_sse using SSEMODEF mode macro.
22906 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
22907 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
22909 2007-03-12 Richard Sandiford <richard@codesourcery.com>
22911 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
22912 elfos.h to tm_file.
22914 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
22916 * tree.h : Add multiple_of_p declaration.
22917 * fold-const.c (multiple_of_p): Make multiple_of_p public.
22918 * ipa-type-escape.c (results_of_malloc): Redundant.
22919 (visited_stmts): New. Visited stmt for walk_use_def_chains.
22920 (cast_type): Extended with new members.
22921 (check_cast): Returns cast_type.
22922 (cast): New structure for data of walk_use_def_chains.
22923 (is_malloc_result, is_cast_from_non_pointer_1,
22924 is_cast_from_non_pointer,
22925 is_array_access_through_pointer_and_index): New functions.
22926 (look_for_casts): Returns cast types.
22927 (check_call): Returns void.
22928 (okay_pointer_operation): Use support of pointer plus index,
22929 pointer plus constant and allow all multiplications.
22931 2007-03-11 Richard Guenther <rguenther@suse.de>
22933 PR tree-optimization/31115
22934 * tree-vrp.c (extract_range_from_binary_expr): Make sure
22935 the shift count is positive and non-anti-range for RSHIFT_EXPR.
22936 A shift count of zero is not special as with *_DIV_EXPR.
22937 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
22940 2007-03-11 Ian Lance Taylor <iant@google.com>
22942 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
22943 the *_DIV_EXPR codes correctly with overflow infinities.
22945 2007-03-11 Ira Rosen <irar@il.ibm.com>
22947 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
22948 indicate success/failure of the analysis. Add negation to subtrahend
22949 in case of subtraction. Fail if both operands contain constants.
22950 (create_data_ref): Fail if analyze_offset fails.
22952 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
22954 * config/i386/i386.md (frndintxf2): Rename to ...
22955 (rintxf2): ... this. Remove expander having same name.
22956 (rintsf2, rintdf2): Implement using SSEMODEF macro.
22957 (roundsf2, rounddf2): Ditto.
22958 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
22959 (lround<mode>di2, lround<mode>si2): Ditto.
22961 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
22963 * lower-subreg.c: Include except.h.
22964 (decompose_multiword_subregs): Verify that the only control flow
22965 insns we can split are loads to multi-words pseudos.
22966 Handle breaking such blocks after splitting, instead of calling
22967 find_many_sub_basic_blocks.
22969 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
22970 on the new basic block. Add a lengthy comment explaining why we
22971 thought this was necessary.
22972 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
22974 2007-03-10 Mark Mitchell <mark@codesourcery.com>
22977 * tree.c (walk_type_fields): Recurse into the element type of
22978 ARRAY_TYPEs if there is a pointer set.
22980 2007-03-10 Dirk Mueller <dmueller@suse.de>
22982 * c-common.c (warn_logical_operator): Fix condition.
22984 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
22986 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
22988 * config/darwin.c (machopic_select_section): Remove superfluous
22989 argument in call to categorize_decl_for_section. Remove unused
22992 2007-03-10 Joseph Myers <joseph@codesourcery.com>
22994 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
22996 * configure: Regenerate.
22998 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
23001 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
23002 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
23003 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
23004 Add LABEL_NUSES to emitted label.
23005 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
23006 branch probability value to emitted jump insn.
23007 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
23008 Do not check life information and do not re-arrange input operands
23009 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
23011 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23013 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
23014 the change of decode_asm_operands.
23016 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
23018 * mode-switching.c (create_pre_exit): Skip blockage insn.
23020 2007-03-09 Diego Novillo <dnovillo@redhat.com>
23022 * tree-pass.h (TODO_update_smt_usage): Remove.
23024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23028 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23030 * pa.c (attr_length_call): Revise condition for long
23031 pc-relative branch.
23032 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
23033 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
23034 sequence on SOM target.
23036 2007-03-09 Geoffrey Keating <geoffk@apple.com>
23038 * gcc.c: Document %{, in big comment at top.
23039 (input_suffix_matches): Remove special handling for .s and
23041 (input_spec_matches): New.
23042 (handle_braces): Handle %{,.
23043 (validate_switches): ',' indicates a value which is not a switch.
23044 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
23045 to detect assembler input.
23046 * config/i386/sol2.h (CPP_SPEC): Likewise.
23047 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
23048 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
23049 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
23050 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
23051 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
23052 -m64 causes deployment target to default to 10.5.
23053 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23055 2007-03-09 Richard Henderson <rth@redhat.com>
23058 * target.h (targetm.asm.out.reloc_rw_mask): New.
23059 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
23060 (TARGET_ASM_OUT): Use it.
23061 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
23062 * varasm.c (categorize_decl_for_section): Remove shlib argument;
23063 use the new reloc_rw_mask target hook instead.
23064 (default_section_type_flags_1): Merge into...
23065 (default_section_type_flags): ... here.
23066 (decl_readonly_section_1): Merge into...
23067 (decl_readonly_section): ... here.
23068 (default_elf_select_section_1): Merge into...
23069 (default_elf_select_section): ... here.
23070 (default_unique_section_1): Merge into...
23071 (default_unique_section): ... here.
23072 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
23073 (default_select_rtx_section): Use it.
23074 (default_elf_select_rtx_section): Likewise.
23075 * output.h: Update to match.
23076 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
23077 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
23078 (TARGET_ASM_RELOC_RW_MASK): New.
23079 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
23080 to categorize_decl_for_section.
23081 (x86_64_elf_unique_section): Likewise.
23082 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
23083 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
23084 (TARGET_ASM_RELOC_RW_MASK): New.
23085 * config/ia64/ia64.c (ia64_rwreloc_select_section,
23086 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
23087 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
23088 (TARGET_RWRELOC): Remove.
23089 (ia64_section_type_flags): Adjust call to default_section_type_flags.
23090 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23091 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
23092 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
23093 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
23094 (rs6000_xcoff_select_section): Use decl_readonly_section.
23095 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
23096 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
23097 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
23098 (TARGET_SECTION_TYPE_FLAGS): Remove.
23099 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
23101 2007-03-09 Roger Sayle <roger@eyesopen.com>
23103 * fold-const.c (fold_comparison): Remove compile-time evaluation of
23104 complex constant equality/inequality comparisons for here.
23105 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
23106 known at compile-time or can be simplified to a scalar comparison.
23107 (fold_relational_const): Move compile-time evaluation of complex
23108 constant equality/inequality comparisons to here.
23110 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23112 PR rtl-optimization/30643
23113 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
23115 (fold_rtx): Recurse, like before 2006-11-03.
23117 2007-03-09 DJ Delorie <dj@redhat.com>
23119 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
23122 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
23124 PR tree-optimization/30375
23125 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
23126 LHS of statements is not the same.
23127 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
23129 2007-03-09 Chao-ying Fu <fu@mips.com>
23131 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
23133 * doc/invoke.texi (-mdspr2): Document new option.
23134 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
23135 New unspec for DSP REV 2.
23136 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
23137 these instructions are extended in DSP REV 2.
23138 (mips-dspr2.md): Include.
23139 * config/mips/mips.opt (mdspr2): New option.
23140 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
23141 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
23142 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
23143 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
23144 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
23145 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
23146 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
23148 (bdesc_map): Add one field of unsupported_target_flags.
23149 (bdesc_arrays): Update entries to have extra fields. Add
23151 (mips_init_builtins): Initialize new function types.
23152 Check unsupported_target_fileds to filter out builtins.
23153 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
23155 (ASM_SPEC): Pass mdspr2 to the assembler.
23156 * config/mips/mips-dspr2.md: New file.
23158 2007-03-09 Sa Liu <saliu@de.ibm.com>
23160 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
23162 2007-03-09 Ian Lance Taylor <iant@google.com>
23164 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
23165 argument) like -Wstrict-overflow=2.
23166 * doc/invoke.texi (Warning Options): Update documentation.
23168 2007-03-09 Dirk Mueller <dmueller@suse.de>
23171 * doc/invoke.texi (-Wlogical-op): Document.
23172 * common.opt (-Wlogical-op): New.
23173 * c-common.h (warn_logical_operator): Declare.
23174 * c-common.c (warn_logical_operator): Define.
23175 * c-typeck.c (parser_build_binary_op): Call
23176 warn_logical_operator.
23178 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23180 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
23181 * final.c (final_scan_insn): Test for non-"" file name.
23183 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
23185 * doc/loop.texi: Document the Omega linear constraints solver.
23186 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
23187 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
23188 omega-hash-table-size, omega-max-keys, and
23189 omega-eliminate-redundant-constraints.
23190 * tree-pass.h (pass_check_data_deps): Declared.
23193 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
23194 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
23195 pass_check_data_deps): New.
23196 * tree-data-ref.c (init_data_ref): Remove declaration.
23197 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
23198 (analyze_array): Renamed init_array_ref, move up initializations.
23199 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
23200 Removed arguments that are set to NULL.
23201 (analyze_indirect_ref): Correct indentation, correct call to
23203 (object_analysis): Call init_array_ref instead of analyze_array.
23204 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
23205 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
23206 of DR_ACCESS_FNS_ADDR.
23207 (init_omega_eq_with_af, omega_extract_distance_vectors,
23208 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
23209 ddr_consistent_p): New.
23210 (compute_affine_dependence): Check consistency of ddrs when
23211 flag_check_data_deps is passed.
23212 (analyze_all_data_dependences): Uncomment.
23213 (tree_check_data_deps): New.
23214 * tree-data-ref.h: Include omega.h.
23215 (DR_ACCESS_FNS_ADDR): Removed.
23216 (data_dependence_relation): Add inner_loop.
23217 (DDR_INNER_LOOP): New.
23218 * common.opt (fcheck-data-deps): New.
23219 * tree-flow.h (tree_check_data_deps): Declare.
23220 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
23221 (OBJS-common): Depend on omega.o.
23223 * passes.c (pass_check_data_deps): Scheduled.
23224 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
23225 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
23226 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
23227 PARAM_VECT_MAX_VERSION_CHECKS,
23228 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
23230 2007-03-09 Richard Guenther <rguenther@suse.de>
23232 PR tree-optimization/30904
23233 PR middle-end/31058
23234 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
23235 the same way as *_DIV_EXPR.
23237 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23239 * recog.c (decode_asm_operands): No mixed declarations and code.
23241 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
23243 * rtl.def (ASM_INPUT): Add location.
23244 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
23245 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
23246 (decode_asm_operands): Add loc operand.
23247 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
23248 * stmt.c (expand_asm): Rename to...
23249 (expand_asm_loc): ... this. Add locus argument. Pass it on to
23250 gen_rtx_ASM_INPUT_loc.
23251 (expand_asm_expr): Adjust.
23252 * recog.c (decode_asm_operands): Add loc operand.
23253 (check_asm_operands, extract_insn): Adjust.
23254 * reload1.c (maybe_fix_stack_asms): Likewise.
23255 * final.c (asm_insn_count): Likewise.
23256 (final_scan_insn): Output # line before and after asm.
23258 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
23260 * tree-ssa-structalias.c (variable_info): Remove
23262 (new_var_info): Ditto.
23263 (shared_bitmap_info_t): New structure.
23264 (shared_bitmap_table): New variable.
23265 (shared_bitmap_hash): New function.
23266 (shared_bitmap_eq): Ditto
23267 (shared_bitmap_lookup): Ditto.
23268 (shared_bitmap_add): Ditto.
23269 (merge_smts_into): Change to take bitmap directly.
23270 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
23271 (init_alias_vars): Init shared bitmap hashtable.
23272 (delete_points_to_sets): Delete shared bitmap hashtable.
23273 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
23274 is_aliased removal as a change that was still necessary was
23277 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
23279 * config/i386/i386.h (override_options): Conditionally disable
23280 x86_sahf for 64bit targets only.
23282 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
23285 * c-decl.c (merge_decls): Don't call make_var_volatile.
23286 * varasm.c (make_var_volatile): Remove.
23287 * output.h (make_var_volatile): Remove.
23289 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
23291 PR tree-optimization/31085
23292 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
23294 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23296 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
23297 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
23298 ATTR_CONST_NOTHROW_LIST.
23300 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
23303 2007-03-08 Diego Novillo <dnovillo@redhat.com>
23305 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
23307 2007-03-08 Geoffrey Keating <geoffk@apple.com>
23310 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
23312 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
23313 passed, use shared libgcc.
23315 2007-03-08 Roger Sayle <roger@eyesopen.com>
23317 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
23318 instead of calling build2 with a GIMPLE_MODIFY_STMT.
23319 (honor_protect_cleanup_actions, lower_try_finally_switch):
23321 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
23322 ifc_temp_var): Likewise.
23323 * tree-inline.c (setup_one_parameter): Likewise.
23324 * tree-mudflap.c (mf_decl_cache_locals,
23325 mf_build_check_statement_for): Likewise.
23326 * tree-nested.c (init_tmp_var, save_tmp_var,
23327 finalize_nesting_tree_1): Likewise.
23328 * tree-outof-ssa.c (insert_copy_on_edge,
23329 insert_backedge_copies): Likewise.
23330 * tree-profile.c (tree_gen_edge_profiler,
23331 tree_gen_ic_profiler): Likewise.
23332 * tree-scalar-evolution.c (scev_const_prop): Likewise.
23333 * tree-sra.c (sra_build_assignment): Likewise.
23334 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
23335 * tree-ssa-math-opts.c (insert_reciprocals,
23336 execute_cse_sincos_1): Likewise.
23337 * tree-tailcall.c (adjust_accumulator_values,
23338 adjust_return_value): Likewise.
23339 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
23340 * tree-vect-transform.c (vect_create_data_ref_ptr,
23341 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
23342 vect_create_epilog_for_reduction, vectorizable_reduction,
23343 vectorizable_call, vectorizable_conversion,
23344 vectorizable_assignment, vectorizable_operation,
23345 vectorizable_type_demotion, vect_gen_widened_results_half,
23346 vect_permute_store_chain, vectorizable_store,
23347 vect_setup_realignment, vect_permute_load_chain,
23348 vectorizable_load, vectorizable_condition,
23349 vect_create_cond_for_align_checks): Likewise.
23350 * tree-vrp.c (build_assert_expr_for): Likewise.
23352 2007-03-08 Ian Lance Taylor <iant@google.com>
23354 * tree-vrp.c: Include "intl.h".
23355 (usable_range_p): New static function.
23356 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
23357 overflowed values, juts set *strict_overflow_p.
23358 (compare_values): Only return -2 if one of the operands is not a
23360 (compare_ranges): Call usable_range_p.
23361 (compare_range_with_value): Likewise.
23362 (vrp_evaluate_conditional_warnv): Rename from
23363 vrp_evaluate_conditional. Make static. Change all callers.
23364 (vrp_evaluate_conditional): New function.
23365 (simplify_div_or_mod_using_ranges): Issue warning about reliance
23366 on signed overflow.
23367 (simplify_abs_using_ranges): Likewise.
23368 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
23369 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
23370 within_stmt parameter.
23371 * tree-ssa-propagate.c (fold_predicate_in): Update call to
23372 vrp_evaluate_conditional.
23373 * tree-ssa-threadedge.c
23374 (record_temporary_equivalences_from_stmts_at_dest): Change
23375 simplify parameter to take a second tree parameter.
23376 (simplify_control_stmt_condition): Likewise.
23377 (thread_across_edge): Likewise.
23378 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
23379 (thread_across_edge): Likewise.
23380 * Makefile.in (tree-vrp.o): Depend upon intl.h.
23382 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
23384 * config/i386/i386.h (TARGET_SAHF): New define.
23385 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
23386 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
23387 (x86_sahf): New global variable.
23388 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
23389 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
23390 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
23391 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
23393 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
23394 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
23395 when expanding fcomi/sahf based tests.
23396 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
23397 expanding sahf based alternative. Emit sahf based sequence when
23398 optimizing for code size.
23399 * config/i386/i386.md (x86_sahf_1): Do not disable for
23400 TARGET_64BIT, enable for TARGET_SAHF.
23402 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
23404 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
23405 spurious whitespace from error message.
23407 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
23410 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
23412 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
23414 * c-decl.c (grokdeclarator): Disable warnings for anonymous
23416 * tree-sra.c (instantiate_element): Propagate disabled warnings
23417 from the element itself to the created variable.
23419 2007-03-07 Richard Henderson <rth@redhat.com>
23422 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
23423 silently fix up the stack in the case of a missing register.
23425 2007-03-07 Paul Brook <paul@codesourcery.com>
23427 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
23429 2007-03-07 Joseph Myers <joseph@codesourcery.com>
23431 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
23433 (phase1_vrs): Use them.
23434 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
23435 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
23436 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
23437 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
23438 __gnu_Unwind_Restore_WMMXC if required.
23439 (_Unwind_VRS_Pop): Implement iWMMXt support.
23440 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
23441 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
23442 gnu_Unwind_Save_WMMXC): Define.
23444 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23446 * config/vxworks.h (vxworks_override_options): Declare.
23447 (VXWORKS_OVERRIDE_OPTIONS): Use it.
23448 * config/vxworks.c: Include target.h and toplev.h.
23449 (vxworks_override_options): New function.
23450 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
23452 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
23454 * config/s390/s390.c (override_options): Don't emit an error when
23455 -mstack-size is used without providing -mstack-guard.
23456 (s390_emit_prologue): Choose stack_guard value automatically if not
23457 provided via command line.
23458 * doc/invoke.texi: Adjust description of -mstack-guard and
23461 2007-03-07 Richard Sandiford <richard@codesourcery.com>
23463 * config/i386/i386.c (output_set_got): Add a GOT initialization
23464 sequence for VxWorks PIC.
23465 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
23466 around labels as well as symbols. Use gotoff_operand instead
23467 of local_symbolic_operand.
23468 (legitimize_pic_address): Use gotoff_operand instead of
23469 local_symbolic_operand. Use @GOT accesses for labels as
23471 (ix86_output_addr_diff_elt): Use PC-relative rather than
23472 GP-relative offsets for VxWorks PIC.
23473 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
23474 no_new_pseudos. Check whether the returned register is op0.
23475 * config/i386/i386.md (tablejump): Use PC-relative rather than
23476 GP-relative offsets for VxWorks PIC.
23477 * config/i386/predicates.md (gotoff_operand): New predicate.
23479 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23481 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
23483 * config/vxworks-dummy.h: New file.
23484 * config/i386/i386.h: Include it.
23486 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
23488 * dwarf2out.c (is_inlined_entry_point): New
23489 (add_high_low_attributes): Emit DW_AT_entry_pc along with
23490 DW_AT_ranges if the first subblock is the entry point.
23492 2007-03-06 David Daney <ddaney@avtrex.com>
23494 * doc/install.texi (mips-*-*): Change recommended binutils
23497 2007-03-06 Anatoly Sokolov <aesok@post.ru>
23499 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
23500 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
23502 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23503 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23505 2007-03-06 Jan Hubicka <jh@suse.cz>
23507 * errors.h (warning, error, fatal, internal_error): Mark as cold.
23508 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
23510 (probably_cold_bb_p): Cold functions are cold.
23511 (probably_never_executed_bb_p): Cold functions are cold.
23512 (tree_bb_level_predictions): Predict calls to cold functions as not
23514 (compute_function_frequency): Check hot/cold attributes.
23515 * function.h (function_frequency): Update comments.
23516 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
23517 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
23518 (c_common_att): Add cold and hot.
23520 * doc/extend.texi (hot,cold attributes): Document.
23522 2007-03-06 Andrew Haley <aph@redhat.com>
23524 * function.c (expand_function_end): Move blockage to just after we
23525 emit the label for the naked return from the function.
23527 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23529 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
23532 2007-03-06 Jan Hubicka <jh@suse.cz>
23534 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
23535 loaded for constant large models. Non-large 64bit PIC can do.
23536 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
23537 * cmodel.h: Add LARGE PIC.
23538 * i386.md (UNSPEC_PLTOFF): New.
23539 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
23541 (*call_1_rex64): Disable for large models.
23542 (*call_1_rex64_large): New.
23543 (*call_value_1_rex64): Disable for large models.
23544 (*call_value_1_rex64_large): New.
23545 (set_rip_rex4): New.
23546 (set_got_offset_rex64): New.
23547 * predicates.md (constant_call_address_operand): For large model
23548 constant calls are not possible.
23549 * i386-protos.h (construct_plt_address): Declare.
23550 * i386.c (override_options): Accept large models.
23551 (ix86_expand_prologue): Expand large PIC GOT pointer load.
23552 (legitimate_constant_p): Add new UNSPECs.
23553 (legitimate_pic_operand_p): Likewise.
23554 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
23555 (legitimize_pic_address): Do easy RIP relative way for TLS only for
23557 (output_pic_addr_const): Add PLTOFF.
23558 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
23559 (ix86_expand_move): Legitimize pic address when in PIC mode.
23560 (construct_plt_address): New function.
23561 (ix86_expand_call): Offload the address to register and use GOT
23562 pointer for large model.
23563 * invoke.texi (mcmodel=large): Update documentation.
23565 2007-03-06 Richard Henderson <rth@redhat.com>
23567 * config/i386/i386.c (x86_use_leave, x86_push_memory,
23568 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
23569 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
23570 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
23571 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
23572 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
23573 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
23574 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
23575 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
23576 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
23577 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23578 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
23579 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23580 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23581 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
23582 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
23583 x86_schedule, x86_use_bt, x86_pad_returns,
23584 x86_use_xchgb): Merge into ...
23585 (ix86_tune_features): ... here. New array.
23586 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23587 x86_bswap): Merge into ...
23588 (ix86_arch_features): ... here. New array.
23589 (x86_3dnow_a): Remove.
23590 (x86_accumulate_outgoing_args): Make static.
23591 (x86_arch_always_fancy_math_387): Make static.
23592 (ix86_tune_mask, ix86_arch_mask): Move ...
23593 (override_options): ... to local variables here. Apply the
23594 appropriate mask to each element of ix86_arch_features and
23595 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
23596 as were done in the old macros.
23597 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
23598 * config/i386/i386.h (x86_use_leave, x86_push_memory,
23599 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
23600 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
23601 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
23602 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
23603 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
23604 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
23605 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
23606 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
23607 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
23608 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23609 x86_accumulate_outgoing_args, x86_prologue_using_move,
23610 x86_epilogue_using_move, x86_decompose_lea,
23611 x86_arch_always_fancy_math_387, x86_shift1,
23612 x86_sse_partial_reg_dependency, x86_sse_split_regs,
23613 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
23614 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
23615 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
23616 x86_use_incdec, x86_pad_returns, x86_bswap,
23617 x86_partial_flag_reg_stall): Remove.
23618 (enum ix86_tune_indices): New.
23619 (ix86_tune_features): New.
23620 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
23621 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
23622 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
23623 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
23624 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
23625 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
23626 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
23627 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
23628 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
23629 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
23630 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
23631 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
23632 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
23633 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
23634 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
23635 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
23636 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
23637 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
23638 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
23639 TARGET_EXT_80387_CONSTANTS): Use it.
23640 (enum ix86_arch_indices): New.
23641 (ix86_arch_features): New.
23642 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
23643 TARGET_BSWAP): Use it.
23644 (ix86_tune_mask, ix86_arch_mask): Remove.
23646 2007-03-06 Joseph Myers <joseph@codesourcery.com>
23649 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
23650 Define using $${sysroot_headers_suffix}.
23651 * configure: Regenerate.
23652 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
23653 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
23655 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
23656 * gcc.c (print_sysroot_headers_suffix): New.
23657 (option_map): Include --print-sysroot-headers-suffix.
23658 (display_help): Mention -print-sysroot-headers-suffix.
23659 (process_command): Handle -print-sysroot-headers-suffix.
23660 (do_spec_1): Append multilib directory to include-fixed path if
23661 sysroot suffixes in use.
23662 (main): Handle -print-sysroot-headers-suffix.
23663 * Makefile.in (start.encap): Don't depend on xlimits.h
23664 (xlimits.h): Remove.
23665 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
23666 limits.h for each multilib in fixinc_list.
23667 (fixinc_list, s-fixinc_list): New.
23668 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
23669 generate them for each multilib in fixinc_list.
23670 (stmp-fixproto): Use include-fixed. Run fixproto for each
23671 multilib in fixinc_list.
23672 (mostlyclean): Don't remove xlimits.h.
23673 (clean): Remove include-fixed.
23674 (real-install-headers-tar, real-install-headers-cpio,
23675 real-install-headers-cp): Don't copy include, only include-fixed.
23676 (install-mkheaders): Depend on fixinc_list. Don't depend on
23677 xlimits.h. Save limits.h files for each multilib in fixinc_list.
23678 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
23679 SYSTEM_HEADER_DIR setting in mkheaders.conf.
23681 2007-03-06 Jan Hubicka <jh@suse.cz>
23683 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
23686 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23688 * configure.ac: Allow tm_file to contain build-directory files.
23689 * configure: Regenerate.
23690 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
23691 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
23692 * config/m68k/print-sysroot-suffix.sh: New file.
23694 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23696 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
23697 of pic_offset_table_rtx if reload_completed.
23698 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
23699 PIC_OFFSET_TABLE_REGNUM.
23700 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
23702 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23703 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
23705 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23707 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23708 functions that call eh_return.
23710 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23712 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
23713 functions that need a constant pool.
23715 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23718 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
23719 (m68k_preferred_reload_class): Likewise.
23720 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
23721 (SECONDARY_RELOAD_CLASS): Define.
23722 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
23723 (LIMIT_RELOAD_CLASS): Delete.
23724 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
23725 registers from storing bytes.
23726 (m68k_secondary_reload_class): New function.
23727 (m68k_preferred_reload_class): Likewise.
23729 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23731 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
23733 (m68k_expand_prologue): Likewise.
23735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23737 * config/m68k/m68k-protos.h (output_sibcall): Declare.
23738 (mips_expand_epilogue): Add a bool parameter.
23739 (m68k_legitimize_sibcall_address): Declare.
23740 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
23741 (m68k_expand_epilogue): Add a parameter to select between sibling
23742 and normal epilogues. Only generate a return for the latter.
23743 (m68k_ok_for_sibcall_p): New function.
23744 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
23745 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
23746 (sibcall_value, *sibcall_value): Likewise.
23747 (*call, *call_value): Require !SIBLING_CALL_P.
23748 (epilogue): Update call to m68k_expand_epilogue.
23749 (sibcall_epilogue): New pattern.
23750 * config/m68k/predicates.md (const_call_operand): Say that this
23751 predicate applies to sibling calls too.
23752 (sibcall_operand): New predicate.
23754 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23756 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
23757 alternatives as movsi_cf.
23758 (movsf_cf_hard): Add commentary.
23760 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
23761 Richard Sandiford <richard@codesourcery.com>
23763 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
23764 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
23765 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
23766 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
23767 as being live on exit from an interrupt function.
23768 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
23769 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
23770 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
23771 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
23772 (m68k_interrupt_function_p): Globalize.
23773 (m68k_compute_frame_layout): Remove reverse mask code.
23774 (m68k_emit_movem, m68k_set_frame_related): New functions.
23775 (m68k_output_function_prologue): Delete in favor of...
23776 (m68k_expand_prologue): ...this new function.
23777 (m68k_output_function_epilogue): Delete in favor of...
23778 (m68k_expand_epilogue): ...this new function.
23779 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
23781 (print_operand): Handle %?.
23782 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
23783 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
23784 (prologue, epilogue): New patterns.
23785 (return): Turn into a define_expand.
23786 (*return): New pattern, derived from old "return" pattern. Use rte
23787 rather than rts for interrupt functions. Only use rtd if the pop
23789 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
23790 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
23791 (link, *link, unlink, *unlink, load_got): Likewise.
23793 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23797 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
23798 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
23799 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
23800 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
23801 and m68k_matches_u_p.
23802 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
23803 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
23804 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
23805 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
23806 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
23807 (REG_STRICT_P): New macro.
23808 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
23809 PCREL_GENERAL_OPERAND_OK.
23810 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
23811 m68k_legitimate_base_reg_p.
23812 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
23813 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
23814 (PIC_CASE_VECTOR_ADDRESS): Update comment.
23815 * config/m68k/m68k.c (m68k_address): New structure.
23816 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
23817 (m68k_decompose_index, m68k_legitimate_constant_address_p)
23818 (m68k_jump_table_ref_p, m68k_decompose_address)
23819 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
23820 (m68k_matches_u_p): New functions.
23821 (print_operand_address): Rewrite to use m68k_decompose_index.
23823 2007-03-05 David Taylor <dtaylor@emc.com>
23825 * gcc.c: Correct copyright date in --version output.
23827 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23829 * pa.md: In unamed move patterns, disparge copies between general
23830 and floating point registers using '?' modifier. Don't include 'f'
23831 constraint for register preferences in DImode, SImode, HImode and
23832 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
23833 Remove constraints for copies between general and floating registers
23834 in soft-float DFmode pattern.
23835 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
23839 2007-03-05 Mike Stump <mrs@apple.com>
23841 * c-common.c (targetcm): Add.
23842 * c-opts.c (c_common_handle_option): Handle language specific
23844 * opts.c (handle_option): Verify language for target options, if
23846 * opth-gen.awk: Add CL_LANG_ALL.
23847 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
23848 (TARGETCM_INITIALIZER): Add.
23849 * target.h (struct gcc_targetcm): Add.
23851 * targhooks.c (default_handle_c_option): Add.
23852 * targhooks.h (default_handle_c_option): Add.
23853 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
23855 * config/darwin.opt (iframework): Add.
23856 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
23857 * config/darwin-c.c (handle_c_option): Add.
23858 (TARGET_HANDLE_C_OPTION): Add.
23860 * doc/invoke.texi (Darwin Options): Add -iframework.
23862 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23864 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
23867 2007-03-05 Ian Lance Taylor <iant@google.com>
23869 * c.opt (fgnu89-inline): New option.
23870 * c-opts.c (c_common_post_options): Set default value for
23872 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
23873 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
23875 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
23876 (grokdeclarator, start_function): Likewise.
23877 * c-cppbuiltin.c (c_cpp_builtins): Define either
23878 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
23879 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
23880 (C Dialect Options): Document -fgnu89-inline.
23881 * doc/extend.texi (Function Attributes): Explain what the
23882 gnu_inline attribute does.
23883 * doc/cpp.texi (Common Predefined Macros): Document
23884 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
23886 2007-03-05 Ian Lance Taylor <iant@google.com>
23888 PR tree-optimization/31034
23889 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
23890 half-range if the other side is an overflow infinity.
23892 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23894 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
23895 (bfin*-linux-uclibc*): New configuration.
23896 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
23898 * config/bfin/linux.h: New file.
23899 * config/bfin/libgcc-bfin.ver: New file.
23900 * config/bfin/t-bfin-uclinux: New file.
23901 * config/bfin/t-bfin-linux: New file.
23902 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
23903 (TARGET_OS_CPP_BUILTINS): New macro.
23905 2007-03-05 Richard Guenther <rguenther@suse.de>
23907 * fold-const.c (fold_binary): Remove duplicate folding
23908 of comparison of non-null ADDR_EXPR against null.
23910 2007-03-05 Richard Guenther <rguenther@suse.de>
23911 Dorit Nuzman <dorit@il.ibm.com>
23913 PR tree-optimization/26420
23914 * tree-vectorizer.c (vectorize_loops): Bail out early if there
23915 are no loops in the function. Only print the number of
23916 vectorized loops if it is greater than zero or we are supposed
23917 to print information about unvectorized loops.
23919 2007-03-05 Revital Eres <eres@il.ibm.com>
23921 * gcc.dg/var-expand1.c: New test.
23922 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
23923 when an accumulator is expanded.
23925 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23928 * c-common.c (convert_and_check): Don't give warnings for
23929 conversion if 'expr' already overflowed.
23931 2007-03-04 Roger Sayle <roger@eyesopen.com>
23933 PR middle-end/30744
23934 * fold-const.c (fold_comparison): Enforce type consistency when
23935 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
23937 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
23939 * tree-ssa-address.c (create_mem_ref): Do not put an expression
23940 containing a cast to the base of TARGET_MEM_REF.
23942 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
23944 * tree.c (tree_contains_struct_check_failed): Remove spurious
23945 whitespace from error message.
23947 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
23950 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
23951 instead of precision.
23953 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
23954 Nathan Sidwell <nathan@codesourcery.com>
23956 * emit-rtl.c (find_auto_inc): New.
23957 (try_split): recreate REG_INC notes,
23958 Use regular for loops rather than whiles.
23960 2007-03-03 Andreas Schwab <schwab@suse.de>
23962 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
23963 * configure: Regenerate.
23965 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23967 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
23968 flag_rounding_math, not flag_unsafe_math_optimizations.
23970 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
23972 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
23973 alpha_fold_vector_minmax): Likewise.
23974 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
23975 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
23977 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
23979 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
23980 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
23981 if the lhs has side-effects.
23982 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
23984 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
23986 * config/i386/i386.h (TUNEMASK): Remove define.
23987 (ARCHMASK): Remove define.
23988 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
23989 Use ix86_arch_mask variable instead of ARCHMASK.
23990 * config/i386/i386.c (override_options): Ditto.
23991 (standard_80387_constant_p): Ditto.
23993 2007-03-02 Ian Lance Taylor <iant@google.com>
23995 Used signed infinities in VRP.
23996 * tree-vrp.c (uses_overflow_infinity): New static function.
23997 (supports_overflow_infinity): New static function.
23998 (make_overflow_infinity): New static function.
23999 (negative_overflow_infinity): New static function.
24000 (positive_overflow_infinity): New static function.
24001 (is_negative_overflow_infinity): New static function.
24002 (is_positive_overflow_infinity): New static function.
24003 (is_overflow_infinity): New static function.
24004 (overflow_infinity_range_p): New static function.
24005 (compare_values_warnv): New function split out of compare_values.
24006 (compare_value): Call it.
24007 (set_value_range_to_nonnegative): Add overflow_infinity
24008 parameter. Change caller.
24009 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
24011 (vrp_expr_computes_nonzero): Likewise.
24012 (compare_ranges, compare_range_with_value): Likewise.
24013 (compare_name_with_value, compare_names): Likewise.
24014 (vrp_evaluate_conditional): Likewise.
24015 (set_value_range): Handle infinity
24016 (vrp_operand_equal_p, operand_less_p): Likewise.
24017 (extract_range_from_assert): Likewise.
24018 (vrp_int_const_binop): Likewise.
24019 (extract_range_from_binary_expr): Likewise.
24020 (extract_range_from_unary_expr): Likewise.
24021 (extract_range_from_comparison): Likewise.
24022 (extract_range_from_expr): Likewise.
24023 (dump_value_range): Likewise.
24024 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
24025 (test_for_singularity): Likewise.
24026 (vrp_int_const_binop): Remove inline qualifier.
24027 (adjust_range_with_scev): Add comment.
24028 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24030 2007-03-02 Diego Novillo <dnovillo@redhat.com>
24032 * tree-ssa-structalias.c (could_have_pointers): Tidy.
24033 (get_constraint_for): Likewise.
24034 (do_structure_copy): Likewise.
24035 (find_func_aliases): Fix references to MODIFY_EXPR.
24036 (intra_create_variable_infos): Tidy.
24037 * tree-ssa-operands.c (add_virtual_operand): Add argument
24039 When adding members of alias sets, if IS_CALL_SITE is true and
24040 the symbol is not call-clobbered, skip it.
24041 Adjust all callers.
24043 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
24045 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
24046 entry by means of emit_insn_at_entry.
24048 2007-03-02 Richard Henderson <rth@redhat.com>
24050 * expr.h (promoted_input_arg): Remove decl.
24051 * function.c (promoted_input_arg): Merge into ...
24052 * combine.c (setup_incoming_promotions): ... only caller.
24053 Rearrange to avoid double loop.
24055 2007-03-02 Ben Elliston <bje@au.ibm.com>
24056 Peter Bergner <bergner@vnet.ibm.com>
24057 Janis Johnson <janis187@us.ibm.com>
24059 * config/rs6000/dfp.md: New file.
24060 * config/rs6000/rs6000.md: Include dfp.md.
24061 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
24062 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
24063 and TDmode decimal float modes in FP registers.
24064 (num_insns_constant): Likewise.
24065 (rs6000_legitimate_offset_address_p): Likewise.
24066 (rs6000_legitimize_address): Likewise.
24067 (rs6000_legitimize_reload_address): Likewise.
24068 (rs6000_legitimate_address): Likewise.
24069 (rs6000_emit_move): Likewise.
24070 (function_arg_boundary): Likewise.
24071 (function_arg_advance): Likewise.
24072 (rs6000_darwin64_record_arg_recurse): Likewise.
24073 (function_arg): Likewise.
24074 (rs6000_gimplify_va_arg): Likewise.
24075 (rs6000_split_multireg_move): Likewise.
24076 (rs6000_output_function_epilogue): Likewise.
24077 (rs6000_output_function_epilogue): Likewise.
24078 (rs6000_register_move_cost): Likewise.
24079 (rs6000_function_value): Likewise.
24080 (rs6000_libcall_value): Likewise.
24082 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24084 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
24086 2007-03-02 Richard Sandiford <richard@codesourcery.com>
24088 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
24089 Use $MULTIDIR to choose between the kernel and RTP headers,
24090 and use $WIND_BASE and $WIND_USR to locate them.
24092 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24094 * config/i386/i386.c (override_options): Put initialization of
24095 ix86_tune_mask and ix86_arch_mask to the correct place.
24097 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
24098 Michael Meissner <michael.meissner@amd.com>
24101 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
24102 (ARCHMASK): Define.
24103 (TARGET_CMOVE): Use ARCHMASK.
24104 (TARGET_CMPXCHG): Ditto.
24105 (TARGET_CMPXCHG8B): Ditto.
24106 (TARGET_XADD): Ditto.
24107 (TARGET_BSWAP): Ditto.
24108 * config/i386/i386.c (ix86_tune_mask): New global variable.
24109 (ix86_arch_mask): Ditto.
24110 (override_options): Initialize ix86_tune_mask and
24111 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
24114 2007-03-02 Ben Elliston <bje@au.ibm.com>
24117 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
24119 2007-03-02 Joseph Myers <joseph@codesourcery.com>
24121 * target.h (init_dwarf_reg_sizes_extra): New target hook.
24122 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
24123 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
24124 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
24126 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
24127 rs6000_init_dwarf_reg_sizes_extra): New.
24128 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
24129 SPE register high parts.
24131 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
24133 * Makefile.in: Add install-pdf target as
24134 copied from automake v1.10 rules.
24135 * configure.ac: Add install-pdf to target list.
24136 * configure: Regenerate.
24138 2007-03-01 Paul Brook <paul@codesourcery.com>
24140 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
24141 modes to LDRD for DImode.
24142 (output_move_double): Fixup out of range ldrd/strd.
24143 (vfp_secondary_reload_class): Rename...
24144 (coproc_secondary_reload_class): ... to this. Add wb argument.
24145 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
24146 coproc_secondary_reload_class for CLASS_IWMMXT.
24147 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
24148 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
24150 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
24152 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
24153 unroll factor by the estimated number of iterations.
24154 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
24155 than prefetch latency.
24157 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
24158 decode_caches_intel, detect_caches_intel): New functions.
24159 (host_detect_local_cpu): Use detect_caches_amd and
24160 detect_caches_intel.
24162 2007-03-01 Richard Henderson <rth@redhat.com>
24164 * expr.c (emit_move_complex_push): Export.
24165 (emit_move_complex_parts): Split out from ...
24166 (emit_move_complex): ... here.
24167 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
24168 * config/i386/i386.md (movcdi): New.
24170 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
24172 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
24173 size of mode1 to check for tieable modes in MMX case.
24175 2007-03-01 Richard Sandiford <richard@codesourcery.com>
24177 * Makefile.in (rtlanal.o): Depend on tree.h.
24178 * rtl.h (offset_within_section_p, split_const): Declare.
24179 * rtlanal.c: Include tree.h.
24180 (offset_within_block_p): New function, taken from
24181 mips_offset_within_object_p.
24182 (split_const): New function, taken from mips_split_const.
24183 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24185 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
24186 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
24187 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
24188 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
24189 (m68k_illegitimate_symbolic_constant_p): New function.
24190 * config/m68k/m68k.md (movsi): Remove misleading predicates.
24191 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
24192 symbolic constant that might be outside the symbol's section,
24193 move the symbol first and then add the offset.
24194 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
24196 * config/mips/mips.c (mips_split_const): Delete.
24197 (mips_offset_within_object_p): Delete.
24198 (mips_symbolic_constant_p): Use offset_within_section_p and
24199 split_const instead of mips_offset_within_object_p and
24201 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
24202 (mips_legitimize_const_move, print_operand_reloc)
24203 (mips_dangerous_for_la25_p): Use split_const instead of
24206 2007-02-28 Eric Christopher <echristo@apple.com>
24208 * Makefile.in (install-include-dir): Don't rm -rf include.
24210 2007-02-28 Richard Guenther <rguenther@suse.de>
24212 PR middle-end/30364
24213 * fold-const.c (fold_binary): Do not associate expressions
24214 with more than one variable for integer types that do not wrap.
24216 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
24218 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
24219 Delete, and replace with...
24220 (fold_builtin_call_array): This. Update callers to use it.
24221 * fold-const.c (fold_build_call_list): Delete, and replace with...
24222 (fold_build_call_array): This.
24223 (fold_build_call_list_initializer): Delete, and replace with...
24224 (fold_build_call_array_initializer): This.
24225 * tree.h: Update declarations to reflect above changes.
24227 * c-typeck.c (build_function_call): Store converted arguments
24228 in a stack-allocated array instead of building a list.
24229 (convert_arguments): Store arguments in the array passed in as an
24230 argument, and return the actual number of arguments.
24231 * c-format.c: (check_function_format): Pass arguments in an
24232 array instead of a list.
24233 * c-common.c (check_function_nonnull): Likewise.
24234 (check_function_sentinel): Likewise.
24235 (check_function_arguments): Likewise.
24236 * c-common.h: Update declarations to reflect above changes.
24238 2007-02-28 Jan Hubicka <jh@suse.cz>
24240 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
24241 PRED_NEGATIVE_RETURN): Update outcomes.
24243 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
24245 * calls.c (emit_library_call_value_1): Handle partial registers
24246 correctly when building up CALL_INSN_FUNCTION_USAGE.
24248 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24250 * pa/predicates.md (move_src_operand): Allow zero for mode.
24251 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
24254 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
24257 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
24258 *movv2df_internal): Enable pattern only for valid operand
24260 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
24261 tie only 128bit modes. For MMX registers, tie only 64bit modes.
24263 2007-02-27 Mike Stump <mrs@apple.com>
24265 * config/darwin-crt3.c: Avoid compilation when compiling for a
24268 2007-02-27 Joseph Myers <joseph@codesourcery.com>
24270 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
24272 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
24273 for fixed headers and limits.h.
24274 (install-include-dir, install-headers-tar, install-headers-cpio,
24275 install-headers-cp, real-install-headers-tar,
24276 real-install-headers-cpio, real-install-headers-cp): Handle
24277 include-fixed as well as include.
24278 (install-mkheaders): Don't install files that go only in include
24280 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
24281 from GCC_INCLUDE_DIR.
24282 * gcc.c (process_command): Remove special -BstageN/ handling.
24283 (do_spec_1): Add include-fixed directories.
24285 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24287 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
24289 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
24291 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
24294 2007-02-27 Mark Mitchell <mark@codesourcery.com>
24296 * c-common.c (get_priority): Add check for
24297 SUPPORTS_INIT_PRIORITY.
24299 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24301 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
24303 * config/bfin/bfin.c: Include "cfglayout.h".
24304 (MAX_LSETUP_DISTANCE): New macro.
24305 (struct loop_info): New members incoming, incoming_src and
24306 incoming_dest. Delete member predecessor.
24307 (length_for_loop): New function.
24308 (bfin_optimize_loop): Handle more different loop structures.
24309 (bfin_discover_loop): Rework detection of predecessor blocks by
24310 examining incoming edges.
24311 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
24313 (bfin_reorder_loops): New function.
24314 (bfin_reorg_loops): Use these three new functions.
24316 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
24317 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
24318 (CONSTRAINT_LEN): Add entry for 'q'.
24319 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
24320 Add 'q' constraints.
24321 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
24322 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
24324 * config/bfin/bfin.md (add_with_carry): New pattern.
24325 (s_or_u, su_optab, su_modifier): New code macros/attrs.
24326 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
24327 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
24328 support unsigned multiplies too. Removed incorrect commutativity from
24329 operand 1 constraint where appropriate.
24330 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
24332 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
24333 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
24335 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
24336 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
24337 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
24338 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
24339 usmulhisi_hh_huh): New patterns.
24341 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
24342 lshifthi3): Fix output template to use half reg for operand 2.
24344 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
24347 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
24349 2007-02-27 Andreas Schwab <schwab@suse.de>
24351 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
24353 2007-02-27 Jan Hubicka <jh@suse.cz>
24355 * predict.c (last_basic_block_p): Remove.
24356 (tree_estimate_probability): Update return heuristic for commonized
24359 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24361 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
24363 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
24365 * doc/include/gcc-common.texi (versionsubtitle): New macro.
24366 * doc/cpp.texi: Standardize title page.
24367 * doc/cppinternals.texi: Likewise.
24368 * doc/gcc.texi: Standardize title page, remove version number
24369 from copyright page.
24370 * doc/gccint.texi: Likewise.
24371 * doc/install.texi: Standardize title page, add table of
24374 2007-02-26 Jan Hubicka <jh@suse.cz>
24376 * predict.def: Set outcomes according to more recent results.
24377 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
24378 Remove dead predictors.
24379 * predict.c (return_prediction): Fix pasto.
24381 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
24383 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
24384 change; avoid a memory leak when returning early.
24386 2007-02-26 Mark Mitchell <mark@codesourcery.com>
24388 * c-decl.c (static_ctors): Move to c-common.c.
24389 (static_dtors): Likewise.
24390 (finish_function): Use c_record_cdtor_fn.
24391 (build_cdtor): Move to c-common.c.
24392 (c_write_global_declarations): Use c_build_cdtor_fns.
24393 * c-common.h (static_ctors): Declare.
24394 (static_dtors): Likewise.
24395 (c_record_cdtor_fn): Likewise.
24396 (c_build_cdtor_fns): Likewise.
24397 * c-common.c (static_ctors): New variable.
24398 (static_dtors): Likewise.
24399 (c_record_cdtor_fn): New function.
24400 (build_cdtor): Move from c-decl.c
24401 (c_build_cdtor_fns): New function.
24403 * output.h (assemble_addr_to_section): Declare.
24404 (get_cdtor_priority_section): Likewise.
24405 * varasm.c (assemble_addr_to_section): New function.
24406 (get_cdtor_priority_section): Likewise.
24407 (default_named_section_asm_out_destructor): Use them.
24408 (destor_dtor_section_asm_out_destructor): Likewise.
24409 (default_named_section_asm_out_constructor): Likewise.
24410 (default_ctor_section_asm_out_constructor): Likewise.
24411 * config.gcc (*-*-vxworks*): Include vxworks.o.
24412 * config/t-vxworks (vxworks.o): New target.
24413 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
24414 (TARGET_ASM_CONSTRUCTOR): Define.
24415 (TARGET_ASM_DESTRUCTOR): Likewise.
24416 (vxworks_asm_out_constructor): Declare.
24417 (vxworks_asm_out_destructor): Likewise.
24419 * c-common.c (get_priority): Check that we have not just an
24420 INTEGER_CST, but an integer constant with integeral type.
24422 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
24424 PR tree-optimization/30938
24425 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
24426 use &dt[nargs-1] instead of &dt[nargs] in the call to
24427 vect_is_simple_use().
24429 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
24431 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
24432 from register elimination as PRE_MODIFY / POST_MODIFY increments.
24433 Do not attempt to handle MEM inside auto-inc expressions.
24434 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
24435 of a register modified by an auto-inc expression. However, do handle
24436 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
24437 (elimination_effects): Prohibit elimination of a register modified
24438 by an auto-inc expression. Disable register elimination rules whose
24439 target register is modified by an auto-inc expression with variable
24442 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
24444 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
24446 (array_at_struct_end_p): New function.
24447 (idx_infer_loop_bounds): Use it.
24448 (estimate_numbers_of_iterations_loop): Export.
24449 * predict.c (predict_loops): Use estimated_loop_iterations_int.
24450 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
24451 (tree_estimate_probability): Call record_loop_exits.
24452 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
24453 (estimated_loop_iterations, estimated_loop_iterations_int,
24454 estimated_loop_iterations_tree): New functions.
24455 (analyze_siv_subscript_cst_affine,
24456 compute_overlap_steps_for_affine_1_2,
24457 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
24458 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
24459 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
24460 (PRED_LOOP_ITERATIONS_GUESSED): New.
24461 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
24462 * cfgloop.h (estimate_numbers_of_iterations_loop,
24463 estimated_loop_iterations_int): Declare.
24465 2007-02-25 Mark Mitchell <mark@codesourcery.com>
24467 * doc/extend.texi: Document optional priority argument to
24468 constructors and destructors.
24469 * tree.c (init_priority_for_decl): Adjust GTY markers.
24470 (init_ttree): Use priority-info hash functions for
24471 init_priority_for_decl.
24472 (tree_map_eq): Rename to ...
24473 (tree_map_base_eq): ... this.
24474 (tree_map_marked_p): Rename to ...
24475 (tree_map_base_marked_p): ... this.
24476 (tree_map_base_hash): New function.
24477 (decl_init_priority_lookup): Rework.
24478 (decl_fini_priority_lookup): New function.
24479 (decl_priority_info): New function.
24480 (decl_init_priority_insert): Use it.
24481 (decl_fini_priority_insert): Likewise.
24482 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
24484 (decl_restrict_base_insert): Likewise.
24485 (decl_debug_expr_insert): Likewise.
24486 (decl_value_expr_lookup): Likewise.
24487 (decl_value_expr_insert): Likewise.
24488 * tree.h (priority_type): New type.
24489 (decl_init_priority_lookup): Use priority_type.
24490 (decl_fini_priority_lookup): New function.
24491 (decl_init_priority_insert): Use priority_type.
24492 (decl_fini_priority_insert): New function.
24493 (DECL_HAS_INIT_PRIORITY): Tweak comments.
24494 (DECL_INIT_PRIORITY): Likewise.
24495 (SET_DECL_INIT_PRIORITY): Add comment.
24496 (DECL_FINI_PRIORITY): New macro.
24497 (SET_DECL_FINI_PRIORITY): Likewise.
24498 (DEFAULT_INIT_PRIORITY): Document.
24499 (MAX_INIT_PRIORITY): Likewise.
24500 (MAX_RESERVED_INIT_PRIORITY): Likewise.
24501 (tree_map_base): New type.
24502 (tree_map_base_eq): New function.
24503 (tree_map_base_hash): Likewise.
24504 (tree_map_base_marked_p): Likewise.
24505 (tree_map): Inherit from tree_map_base.
24506 (tree_map_eq): Make it a macro.
24507 (tree_map_marked_p): Likewise.
24508 (tree_int_map): Inherit from tree_map_base.
24509 (tree_int_map_eq): Make it a macro.
24510 (tree_int_map_hash): Likewise.
24511 (tree_int_map_marked_p): Likewise.
24512 (tree_priority_map): New type.
24513 (tree_priority_map_eq): New macro.
24514 (tree_priority_map_hash): Likewise.
24515 (tree_priority_map_marked_p): Likewise.
24516 * varasm.c (emults_decl): Adjust for refactoring of tree_map
24518 (emutls_common_1): Likewise.
24519 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
24520 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
24521 of tree_map hierarchy.
24522 * tree-cfg.c (move_stmt_r): Likewise.
24523 (new_label_mapper): Likewise.
24524 * c-tree.h (c_expand_body): Move to ...
24525 * c-common.h (c_expand_body): ... here.
24526 * c-decl.c (c_expand_body): Move to ...
24527 * c-common.c (c_expand_body): ... here.
24528 (c_common_attribute_table): Allow 1 argument for the constructor
24529 and destructor attributes.
24530 (get_priority): New function.
24531 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
24532 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
24534 2007-02-24 Jan Hubicka <jh@suse.cz>
24536 PR middle-end/30509
24537 * tree-inline.c (copy_bb): Produce exact copy of EH info when
24538 copying for inlining.
24540 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24541 Jan Hubicka <jh@suse.cz>
24544 * i386.c (counter_mode): New function.
24545 (expand_set_or_movmem_via_loop): Use it.
24546 (expand_movmem_epilogue): Likewise; fix pasto.
24547 (ix86_expand_movmem): Do emit guard even for constant counts.
24548 (ix86_expand_setmem): Likewise.
24550 2007-02-25 Nick Clifton <nickc@redhat.com>
24552 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
24553 (JUMP_TABLES_IN_TEXT_SECTION): Define.
24555 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
24558 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
24559 count argument with 0x10, not with 0x16.
24560 (expand_setmem_epilogue): Ditto.
24562 2007-02-24 Mike Stump <mrs@apple.com>
24564 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
24567 2007-02-24 Richard Guenther <rguenther@suse.de>
24569 PR middle-end/30951
24570 * fold-const.c (fold_binary): Fold x +- CST op x for
24571 EQ_EXPR and NE_EXPR.
24573 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24575 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
24577 2007-02-24 Jan Hubicka <jh@suse.cz>
24579 * cgraphunit.c (decide_is_function_needed): Honor
24580 -fkeep-inline-functions.
24582 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24584 * builtins.c (fold_builtin_modf): New.
24585 (fold_builtin_2): Use it.
24587 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
24589 * loop-iv.c (implies_p): Detect additional cases where A implies B.
24590 (determine_max_iter): Take additional LOOP arg; all callers changed.
24591 Lose broken logic dealing with PLUS. Try to limit the upper bound by
24592 one using simplifications.
24593 (simplify_using_initial_values): Return if the expression becomes
24594 invalid due to altered regs.
24596 2007-02-23 DJ Delorie <dj@redhat.com>
24598 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24600 2007-02-23 Mike Stump <mrs@apple.com>
24602 * tlink.c (scan_linker_output): Parse linker messages from
24603 darwin9's linker better.
24605 2007-02-23 Steve Ellcey <sje@cup.hp.com>
24608 * varpool.c (varpool_assemble_pending_decls): Set
24609 varpool_last_needed_node to null.
24611 2007-02-23 DJ Delorie <dj@redhat.com>
24613 * config/i386/i386.c (ix86_data_alignment): Don't specify an
24614 alignment bigger than the object file can handle.
24616 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
24619 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
24620 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
24621 (*movsf_1): Penalize MMX moves.
24623 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
24625 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
24626 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24628 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
24630 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24632 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
24633 (fold_builtin_1): Use them.
24634 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24635 BUILT_IN_SIGNIFICAND.
24637 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24639 * config/i386/i386.c (bdesc_1arg): Initialize
24640 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
24641 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
24642 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
24643 and IX86_BUILTIN_MOVSLDUP.
24645 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
24647 PR rtl-optimization/30841
24648 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
24650 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24652 * builtins.c (fold_builtin_frexp): New.
24653 (fold_builtin_2): Use it.
24655 2007-02-22 Mark Mitchell <mark@codesourcery.com>
24657 * doc/invoke.texi (Spec Files): Document getenv spec function.
24659 * gcc.c (getenv_spec_function): New function.
24660 (static_spec_functions): Add it.
24661 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
24662 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
24665 2007-02-22 Michael Matz <matz@suse.de
24668 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
24669 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
24671 2007-02-22 Ian Lance Taylor <iant@google.com>
24674 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
24675 (mem_loc_descriptor): Call it.
24677 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
24678 Ira Rosen <irar@il.ibm.com>
24680 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
24682 2007-02-22 Ira Rosen <irar@il.ibm.com>
24684 PR tree-optimization/30843
24685 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
24686 stores only after all the group is vectorized.
24688 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
24690 PR tree-optimization/30858
24691 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
24692 in the reduction cycle have a single use in the loop.
24693 * tree-vectorizer.h (relevant): Add documentation.
24695 2007-02-20 Mike Stump <mrs@apple.com>
24697 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
24698 * configure: Regenerate.
24700 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24702 Change the defaults of some parameters and options.
24703 * config/spu/spu-protos.h (spu_optimization_options): Declare.
24704 * config/spu/spu.c (spu_optimization_options): Add.
24705 (spu_override_options): Change params in spu_optimization_options.
24706 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
24708 Register 127 is only 16 byte aligned when used as a frame pointer.
24709 * config/spu/spu-protos.h (spu_init_expanders): Declare.
24710 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24711 HARD_FRAME_POINTER_REGNUM.
24712 (spu_legitimate_address): Use regno_aligned_for_reload.
24713 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
24714 aligned when frame_pointer_needed is true.
24715 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
24717 * config/spu/spu.h (INIT_EXPANDERS): Define.
24719 Make sure shift and rotate instructions have valid immediate operands.
24720 * config/spu/predicates.md (spu_shift_operand): Remove.
24721 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
24722 * config/spu/constraints.md (W, O): Extend range.
24723 * config/spu/spu.md (umask, nmask): Define.
24724 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
24725 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
24726 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
24727 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
24728 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
24729 (lshr<mode>3_reg): Fix rtl description.
24731 Make sure mulhisi immediate operands are valid.
24732 * config/spu/predicates.md (imm_K_operand): Add.
24733 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
24735 Generate constants using fsmbi and andi.
24736 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
24737 (print_operand, spu_split_immediate, classify_immediate,
24738 fsmbi_const_p): Handle IC_FSMBI2.
24740 Correctly handle a CONST_VECTOR containing symbols.
24741 * config/spu/spu.c (print_operand): Handle HIGH correctly.
24742 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
24743 (immediate_load_p): Allow symbols that use 2 instructions to create.
24744 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
24745 with symbols when flag_pic is set.
24746 (const_vector_immediate_p): New.
24747 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
24748 accept a CONST_VECTOR with symbols.
24749 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
24750 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
24752 * config/spu/spu.md (high, low): Delete.
24753 (low_<mode>): Define.
24755 Remove INTRmode and INTR_REGNUM, which didn't work.
24756 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
24758 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
24759 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
24760 peephole2 pattern): Don't use INTR or 131.
24761 (movintrcc): Delete.
24762 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
24763 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
24764 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
24765 (UNSPEC_SET_INTR): Add.
24766 * config/spu/spu-modes.def (INTR): Remove.
24768 More accurate warnings about run-time relocations.
24769 * config/spu/spu.c (reloc_diagnostic): Test in_section.
24771 Correctly warn about immediate arguments to specific intrinsics.
24772 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
24773 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
24774 the instruction predicate.
24776 Fix tree check errors with latest update.
24777 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
24779 (spu_expand_builtin): Use CALL_EXPR_FN.
24781 Add missing specific intrinsics.
24782 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
24784 * config/spu/spu_internals.h: Ditto.
24786 Fix incorrect operand modifiers.
24787 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
24788 * config/spu/spu.md (xor<mode>3): Change %S to %J.
24790 Optimize one case of zero_extend of a vec_select.
24791 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
24793 Accept any immediate for hbr.
24794 * config/spu/spu.md (hbr): Change s constraints to i.
24796 2007-02-21 Paul Brook <paul@codesourcery.com>
24798 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
24799 condexec_count when skipping USE and CLOBBER.
24801 2007-02-21 Nick Clifton <nickc@redhat.com>
24803 * common.opt (Warray-bounds): Add Warning attribute.
24804 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
24806 (fsized-zeroes): Add Optimization attribute.
24807 (fsplit-wide-types, ftree-scev-cprop): Likewise.
24808 * c.opt (Wc++0x-compat): Add Warning attribute.
24810 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
24812 PR middle-end/30761
24813 * reload1.c (eliminate_regs_in_insn): In the single_set special
24814 case, attempt to re-recognize the insn before falling back to
24815 having reload fix it up.
24817 2007-02-20 Eric Christopher <echristo@gmail.com>
24819 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
24820 Rewrite accordingly.
24821 (frv_read_iacc_argument): Ditto.
24822 (frv_expand_set_builtin): Take a call instead of arglist, update for
24824 (frv_expand_unop_builtin): Ditto.
24825 (frv_expand_binop_builtin): Ditto.
24826 (frv_expand_cut_builtin): Ditto.
24827 (frv_expand_binopimm_builtin): Ditto.
24828 (frv_expand_voidbinop_builtin): Ditto.
24829 (frv_expand_int_void2arg): Ditto.
24830 (frv_expand_prefetches): Ditto.
24831 (frv_expand_voidtriop_builtin): Ditto.
24832 (frv_expand_voidaccop_builtin): Ditto.
24833 (frv_expand_load_builtin): Ditto.
24834 (frv_expand_store_builtin): Ditto.
24835 (frv_expand_mdpackh_builtin): Ditto.
24836 (frv_expand_mclracc_builtin): Ditto.
24837 (frv_expand_mrdacc_builtin): Ditto.
24838 (frv_expand_mwtacc_builtin): Ditto.
24839 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
24842 2007-02-20 Janis Johnson <janis187@us.ibm.com>
24844 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
24845 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
24847 (HAVE_GAS_DFP): Check for assembler support of decimal floating
24848 point instructions.
24849 * configure: Regenerate.
24850 * config.in: Regenerate.
24851 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
24852 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
24853 masks to power6 and power6x and to POWERPC_MASKS.
24854 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24856 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
24857 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
24858 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24859 Access PROTOTYPE as variable, not mask.
24861 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24863 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
24864 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24865 * combine.c (adjust_for_new_dest): Use it.
24866 * postreload.c (reload_combine): Likewise.
24868 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
24870 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
24871 notes on an insn with multiple sets, even if single_set returns
24872 non-NULL for that insn.
24874 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24876 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
24877 scalbn and scalbln.
24879 2007-02-20 Geoffrey Keating <geoffk@apple.com>
24881 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
24882 if user didn't pass it.
24883 * config/i386/darwin.h (CC1_SPEC): Likewise.
24884 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
24885 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
24886 -mmacosx-version-min.
24888 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24889 Uros Bizjak <ubizjak@gmail.com>
24891 * optabs.h (enum optab_index): Add new OTI_scalb.
24892 (scalb_optab): Define corresponding macro.
24893 * optabs.c (init_optabs): Initialize scalb_optab.
24894 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
24896 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
24897 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
24898 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
24899 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
24900 flag_unsafe_math_optimizations is set.
24902 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
24903 to implement scalbf, scalb and scalbl built-ins as inline x87
24906 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24907 DJ Delorie <dj@redhat.com>
24910 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
24911 (diagnostic_report_diagnostic): ... here, and turn them into real
24912 errors. If warnings are inhibited, no need to do anything.
24914 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
24916 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
24917 better code generation.
24919 2007-02-20 Ben Elliston <bje@au.ibm.com>
24921 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
24923 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
24925 * config/alpha/alpha.c, config/alpha/alpha.md,
24926 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
24927 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
24928 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
24929 config/arm/lib1funcs.asm: Follow spelling conventions.
24931 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
24932 config/fr30/fr30.md, config/i386/i386.h,
24933 config/iq2000/iq2000.h, config/iq2000/predicates.md,
24934 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
24935 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
24936 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
24937 config/rs6000/altivec.md, config/rs6000/rs6000.c,
24938 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
24939 config/sparc/sparc.c, config/sparc/sparc.h,
24940 config/sparc/sparc.md, config/spu/constraints.md,
24941 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
24944 2007-02-20 Alan Modra <amodra@bigpond.net.au>
24947 * varasm.c (use_blocks_for_decl_p): Return false for decls with
24950 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
24952 * doc/invoke.texi (-ftree-lrs): Remove.
24954 2007-02-19 Diego Novillo <dnovillo@redhat.com>
24956 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
24959 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
24961 * config/ia64/ia64.c (ia64_expand_builtin): Use the
24962 new CALL_EXPR_FN macro for retrieving the function
24963 declaration of the input expression.
24965 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24967 * c.opt (Waddress): New.
24968 * common.opt (Walways-true): Delete.
24969 (Wstring-literal-comparison): Delete.
24970 * doc/invoke.texi (Warning Options): Delete -Walways-true and
24971 -Wstring-literal-comparison. Add -Waddress.
24973 (Walways-true): Delete.
24974 (Wstring-literal-comparison): Delete.
24975 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
24976 consistently instead of -Walways-true in example.
24977 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
24978 * c-typeck.c (parser_build_binary_op): Replace
24979 -Wstring-literal-comparison and -Walways-true with -Waddress.
24980 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
24983 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24985 * tree-cfg.c (dump_function_to_file): Be prepared for functions
24986 without DECL_STRUCT_FUNCTION initialized.
24988 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
24990 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
24991 due to calls to functions taking pointers as parameters.
24993 2007-02-19 Richard Henderson <rth@redhat.com>
24996 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
24999 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
25001 * config/s390/s390.c (s390_call_saved_register_used,
25002 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
25003 accessed to the new scheme.
25005 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
25007 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
25008 (cris_print_index, cris_print_operand, cris_print_operand_address)
25009 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
25010 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
25011 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
25012 GET_CODE () == xxx.
25013 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
25014 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
25015 GO_IF_LEGITIMATE_ADDRESS): Ditto.
25016 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
25017 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
25018 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
25019 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
25020 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
25021 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
25022 (uminsi3, call, call_value): Ditto.
25023 (define_split: indir_to_reg_split, unnamed): Ditto.
25025 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
25027 PR tree-optimization/30975
25028 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
25031 2007-02-18 Eric Christopher <echristo@gmail.com>
25033 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
25034 Remove use of arglist.
25035 (mips_expand_builtin): Remove use of arglist, pass in expr.
25036 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
25037 (mips_expand_builtin_movtf): Ditto.
25038 (mips_expand_builtin_compare): Ditto.
25040 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25042 * tree-sra.c (sra_build_assignment): Replace assertion
25043 checking with a comment explaining why it can't be done.
25045 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25047 PR middle-end/30833
25048 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
25049 during CALL_EXPR representation conversion.
25050 * tree-ssa-propagate.c (set_rhs): Likewise.
25052 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
25054 * tree-sra.c (sra_build_assignment): Disable assertion checking
25057 2007-02-18 Roger Sayle <roger@eyesopen.com>
25059 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
25060 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25061 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
25063 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
25064 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
25065 gimplify_init_ctor_eval_range, gimple_push_cleanup,
25066 gimplify_omp_for, gimplify_omp_atomic_pipeline,
25067 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
25068 force_gimple_operand): Likewise.
25069 * ipa-cp.c (constant_val_insert): Likewise.
25070 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
25071 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
25072 perfect_nestify): Likewise.
25073 * langhooks.c (lhd_omp_assignment): Likewise.
25074 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
25075 lower_copyprivate_clauses, lower_send_clauses,
25076 lower_send_shared_vars, expand_parallel_call,
25077 expand_omp_for_generic, expand_omp_for_static_nochunk,
25078 expand_omp_for_static_chunk, expand_omp_sections,
25079 lower_omp_single_copy, lower_omp_for_lastprivate,
25080 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
25081 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
25082 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
25085 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
25087 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
25088 config/sh/sh.md: Follow spelling conventions.
25090 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
25091 config/frv/predicates.md: Follow spelling conventions.
25093 * config/m68k/linux-unwind.h: Fix a comment typo.
25094 * target.h: Follow spelling conventions.
25096 2007-02-18 Roger Sayle <roger@eyesopen.com>
25098 PR rtl-optimization/28173
25099 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
25100 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
25101 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
25102 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
25103 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
25105 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25107 * builtins.c (fold_builtin_load_exponent): New.
25108 (fold_builtin_2): Use it.
25110 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
25112 PR rtl-optimization/30773
25113 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
25114 if we fail to attach a REG_EQUIV note.
25116 2007-02-18 David Edelsohn <edelsohn@gnu.org>
25117 Roger Sayle <roger@eyesopen.com>
25119 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
25121 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
25123 * calls.c (initialize_argument_information): Pass original EXP
25124 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
25125 code to split complex arguments here, as part of initializing the
25127 (expand_call): Remove code that builds a list of arguments and
25128 inserts implicit arguments into it. Instead, just count how many
25129 implicit arguments there will be so we can determine the size of
25130 the ARGS array, and let initialize_argument_information do the work.
25131 (split_complex_values): Delete unused function.
25133 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25135 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
25137 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
25139 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
25140 for arg pointer based indexed addressing.
25142 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25144 * config/ia64/ia64.h, config/ia64/ia64.md,
25145 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
25146 spelling conventions.
25148 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25150 * config/m68k/m68k.c (split_di): New.
25151 * config/m68k/m68k-protos.h: Declare split_di.
25152 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
25153 Improve predicate handling and split constant shifts.
25155 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25157 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
25158 parameter for register bitfield operations, general predicates
25161 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25163 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
25164 * config/m68k/linux-unwind.h: New file.
25166 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
25168 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
25169 config/i386/athlon.md, config/ia64/ia64.md,
25170 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
25171 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
25172 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
25173 tree-ssa-loop-niter.c, tree-vect-analyze.c,
25174 tree-vect-transform.c: Fix comment typos.
25176 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
25178 * sched-deps.c (find_insn_list): Remove.
25179 * sched-int.h: Remove the prototype for find_insn_list.
25181 2007-02-16 Geoffrey Keating <geoffk@apple.com>
25183 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
25185 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
25186 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
25187 darwin_rs6000_override_options.
25188 (C_COMMON_OVERRIDE_OPTIONS): Expect
25189 darwin_macosx_version_min to be non-NULL always.
25190 (TARGET_C99_FUNCTIONS): Likewise.
25191 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
25192 (DARWIN_MINVERSION_SPEC): New.
25193 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
25194 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
25196 (DARWIN_MINVERSION_SPEC): New.
25197 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
25199 * config/darwin-c.c (darwin_cpp_builtins): Expect
25200 darwin_macosx_version_min to be non-NULL always.
25202 * config/rs6000/rs6000.c: Clean up trailing whitespace.
25204 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
25206 * config/i386/i386.h (x86_use_xchgb): New.
25207 (TARGET_USE_XCHGB): New macro.
25208 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
25209 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
25210 Split after reload into bswaphi for shifts of 8.
25211 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
25212 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
25213 or when optimizing for size.
25215 2007-02-16 Richard Guenther <rguenther@suse.de>
25216 Christian Bruel <christian.bruel@st.com>
25218 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
25219 DECLs but prefer SSA_NAMEs over DECLs.
25221 2007-02-16 Richard Guenther <rguenther@suse.de>
25223 * tree-flow-inline.h (single_imm_use_p): Remove.
25224 (zero_imm_uses_p): Likewise.
25225 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
25226 instead of single_imm_use_p.
25227 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
25230 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25233 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
25234 nested double- and backquotes.
25236 2007-02-15 Roger Sayle <roger@eyesopen.com>
25238 PR middle-end/30391
25239 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
25240 should be unreachable.
25241 (build2_stat): Allow construction of MODIFY_EXPR at any time.
25242 For the time being redirect GIMPLE_MODIFY_STMT to the new
25243 (renamed) build_gimple_modify_stmt_stat.
25244 (build2_gimple_stat): Rename to...
25245 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
25246 Always build a GIMPLE_MODIFY_STMT node.
25247 * tree.h (build2_gimple, build2_gimple_stat): Delete.
25248 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
25251 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
25252 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
25253 * tree-complex.c (set_component_ssa_name, expand_complex_move,
25254 expand_complex_div_wide): Likewise.
25255 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
25256 * tree-ssa-loop-im.c (schedule_sm): Likewise.
25257 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
25258 * tree-ssa-loop-manip.c (create_iv): Likewise.
25259 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
25260 abs_replacement): Likewise.
25261 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
25262 realify_fake_stores): Likewise.
25264 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
25265 node rather than a GIMPLE_MODIFY_STMT node.
25266 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
25267 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
25269 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
25270 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
25271 GIMPLE_MODIFY_STMT.
25273 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25275 PR middle-end/30433
25276 * fold-const.c (fold_comparison): Add back the
25277 folding of constant complex comparisions.
25279 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25281 PR middle-end/30729
25282 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
25283 effects unknown to this function, return early.
25285 2007-02-15 Ian Lance Taylor <iant@google.com>
25287 * lower-subreg.c (move_eh_region_note): New static function.
25288 (resolve_simple_move): Call it.
25289 (decompose_multiword_subregs): Track blocks for which we resolve a
25290 simple move which is also a control flow insn. Pass them to
25291 find_many_sub_basic_blocks.
25292 (pass_lower_subreg): Add TODO_verify_flow.
25293 (pass_lower_subreg2): Likewise.
25295 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25296 Brooks Moses <brooks.moses@codesourcery.com>
25297 Lee Millward <lee.millward@codesourcery.com>
25299 * tree.h (enum tree_code_class): Add tcc_vl_exp.
25300 (VL_EXP_CLASS_P): New.
25301 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
25303 (TREE_OPERAND_CHECK_CODE): Likewise.
25304 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
25305 (TREE_RTL_OPERAND_CHECK): Likewise.
25306 (tree_operand_check_failed): Make second parameter the whole tree
25307 instead of its code. Fixed callers.
25308 (VL_EXP_CHECK): New.
25309 (TREE_OPERAND_LENGTH): New.
25310 (VL_EXP_OPERAND_LENGTH): New.
25311 (CALL_EXPR_FN): New.
25312 (CALL_EXPR_STATIC_CHAIN): New.
25313 (CALL_EXPR_ARGS): New.
25314 (CALL_EXPR_ARG): New.
25315 (call_expr_nargs): New.
25316 (CALL_EXPR_ARGP): New.
25317 (build_nt_call_list): Declare.
25318 (build_vl_exp_stat): Declare.
25319 (build_vl_exp): New.
25320 (build_call_list): Declare.
25321 (build_call_nary): Declare.
25322 (build_call_valist): Declare.
25323 (build_call_array): Declare.
25324 (call_expr_arg): Declare.
25325 (call_expr_argp): Declare.
25326 (call_expr_arglist): Declare.
25327 (fold_build_call_list): Declare.
25328 (fold_build_call_list_initializer): Declare.
25329 (fold_call_expr): Declare to replace fold_builtin.
25330 (fold_builtin_fputs): Update to agree with modified definition.
25331 (fold_builtin_strcpy): Likewise.
25332 (fold_builtin_strncpy): Likewise.
25333 (fold_builtin_memory_chk): Likewise.
25334 (fold_builtin_stxcpy_chk): Likewise.
25335 (fold_builtin_strncpy_chk): Likewise.
25336 (fold_builtin_next_arg): Likewise.
25337 (fold_build_call_expr): Declare.
25338 (fold_builtin_call_list): Declare.
25339 (fold_builtin_call_valist): Declare.
25340 (build_call_expr): Declare.
25341 (validate_arglist): Update to agree with modified definition.
25342 (tree_operand_length): New.
25343 (call_expr_arg_iterator): New.
25344 (init_call_expr_arg_iterator): New.
25345 (next_call_expr_arg): New.
25346 (first_call_expr_arg): New.
25347 (more_call_expr_args_p): New.
25348 (FOR_EACH_CALL_EXPR_ARG): New.
25350 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
25351 and tcc_gimple_stmt.
25352 (tree_code_size): Update documentation. Use sizeof (tree) rather
25353 than sizeof (char *).
25354 (tree_size): Likewise. Add case for tcc_vl_exp.
25355 (tree_node_structure): Add case for tcc_vl_exp.
25356 (contains_placeholder_p): Likewise.
25357 (substitute_in_expr): Likewise.
25358 (substitute_placeholder_in_expr): Likewise.
25359 (stabilize_reference_1): Likewise.
25360 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
25361 to diagnose breakage of this interface for constructing CALL_EXPRs.
25362 (build_nt): Add similar assertion here.
25363 (build_nt_call_list): New.
25364 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
25365 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
25367 (get_callee_fndecl): Use new CALL_EXPR accessors.
25368 (tree_operand_check_failed): Change parameters to pass entire node
25369 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
25370 (process_call_operands): New.
25371 (build_vl_exp_stat): New.
25372 (build_call_list): New.
25373 (build_call_nary): New.
25374 (build_call_valist): New.
25375 (build_call_array): New.
25376 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25377 (call_expr_arglist): New.
25379 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
25380 tcc_vl_exp instead of a fixed-size tcc_expression.
25382 * doc/c-tree.texi (CALL_EXPR): Document new representation and
25383 accessors for CALL_EXPRs.
25384 (AGGR_INIT_EXPR): Likewise.
25386 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25387 Brooks Moses <brooks.moses@codesourcery.com>
25388 Lee Millward <lee.millward@codesourcery.com>
25390 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
25391 (expand_builtin_nonlocal_goto): Change parameter to be entire
25392 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
25393 (expand_builtin_prefetch): Likewise.
25394 (expand_builtin_classify_type): Likewise.
25395 (mathfn_built_in): Return NULL_TREE instead of 0.
25396 (expand_errno_check): Use new CALL_EXPR accessors.
25397 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
25398 Return NULL_RTX instead of 0.
25399 (expand_builtin_mathfn_2): Likewise.
25400 (expand_builtin_mathfn_3): Likewise.
25401 (expand_builtin_interclass_mathfn): Likewise.
25402 (expand_builtin_sincos): Likewise.
25403 (expand_builtin_cexpi): Likewise.
25404 (expand_builtin_int_roundingfn): Likewise.
25405 (expand_builtin_int_roundingfn_2): Likewise.
25406 (expand_builtin_pow): Likewise.
25407 (expand_builtin_powi): Likewise.
25408 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
25409 of arglist, fixing callers appropriately. Use new CALL_EXPR
25410 accessors and constructors. Return NULL_RTX instead of 0.
25411 (expand_builtin_strstr): Likewise.
25412 (expand_builtin_strchr): Likewise.
25413 (expand_builtin_strrchr): Likewise.
25414 (expand_builtin_strpbrk): Likewise.
25415 (expand_builtin_memcpy): Likewise.
25416 (expand_builtin_mempcpy): Likewise.
25417 (expand_builtin_mempcpy_args): New.
25418 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
25419 (expand_builtin_memmove_args): New.
25420 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
25421 (expand_movstr): Likewise.
25422 (expand_builtin_strcpy): Likewise.
25423 (expand_builtin_strcpy_args): New.
25424 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
25425 (expand_builtin_strncpy): Likewise.
25426 (expand_builtin_memset): Likewise.
25427 (expand_builtin_memset_args): New.
25428 (expand_builtin_bzero): Similarly to expand_builtin_memset.
25429 (expand_builtin_memcmp): Likewise.
25430 (expand_builtin_strcmp): Likewise.
25431 (expand_builtin_strncmp): Likewise.
25432 (expand_builtin_strcat): Likewise.
25433 (expand_builtin_strncat): Likewise.
25434 (expand_builtin_strspn): Likewise.
25435 (expand_builtin_strcspn): Likewise.
25436 (expand_builtin_args_info): Likewise.
25437 (expand_builtin_va_start): Likewise.
25438 (gimplify_va_arg_expr): Likewise.
25439 (expand_builtin_va_end): Likewise.
25440 (expand_builtin_va_copy): Likewise.
25441 (expand_builtin_frame_address): Likewise.
25442 (expand_builtin_alloca): Likewise.
25443 (expand_builtin_bswap): Likewise.
25444 (expand_builtin_unop): Likewise.
25445 (expand_builtin_fputs): Likewise.
25446 (expand_builtin_expect): Likewise.
25447 (expand_builtin_fabs): Likewise.
25448 (expand_builtin_copysign): Likewise.
25449 (expand_builtin_printf): Likewise.
25450 (expand_builtin_fprintf): Likewise.
25451 (expand_builtin_sprintf): Likewise.
25452 (expand_builtin_init_trampoline): Likewise.
25453 (expand_builtin_signbit): Likewise.
25454 (expand_builtin_fork_or_exec): Likewise.
25455 (expand_builtin_sync_operation): Likewise.
25456 (expand_builtin_compare_and_swap): Likewise.
25457 (expand_builtin_lock_test_and_set): Likewise.
25458 (expand_builtin_lock_release): Likewise.
25459 (expand_builtin): Likewise.
25460 (builtin_mathfn_code): Likewise.
25462 (fold_builtin_constant_p): Pass call arguments individually instead
25463 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25464 accessors and constructors. Return NULL_TREE instead of 0.
25465 (fold_builtin_expect): Likewise.
25466 (fold_builtin_classify_type): Likewise.
25467 (fold_builtin_strlen): Likewise.
25468 (fold_builtin_nan): Likewise.
25469 (integer_valued_real_p): Likewise.
25470 (fold_trunc_transparent_mathfn): Likewise.
25471 (fold_fixed_mathfn): Likewise.
25472 (fold_builtin_cabs): Likewise.
25473 (fold_builtin_sqrt): Likewise.
25474 (fold_builtin_cbrt): Likewise.
25475 (fold_builtin_cos): Likewise.
25476 (fold_builtin_cosh): Likewise.
25477 (fold_builtin_tan): Likewise.
25478 (fold_builtin_sincos): Likewise.
25479 (fold_builtin_cexp): Likewise.
25480 (fold_builtin_trunc): Likewise.
25481 (fold_builtin_floor): Likewise.
25482 (fold_builtin_ceil): Likewise.
25483 (fold_builtin_round): Likewise.
25484 (fold_builtin_int_roundingfn): Likewise.
25485 (fold_builtin_bitop): Likewise.
25486 (fold_builtin_bswap): Likewise.
25487 (fold_builtin_logarithm): Likewise.
25488 (fold_builtin_hypot): Likewise.
25489 (fold_builtin_pow): Likewise.
25490 (fold_builtin_powi): Likewise.
25491 (fold_builtin_exponent): Likewise.
25492 (fold_builtin_memset): Likewise.
25493 (fold_builtin_bzero): Likewise.
25494 (fold_builtin_memory_op): Likewise.
25495 (fold_builtin_bcopy): Deleted; call site changed to invoke
25496 fold_builtin_memory_op directly.
25497 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
25498 (fold_builtin_strncpy): Likewise.
25499 (fold_builtin_memcmp): Likewise.
25500 (fold_builtin_strcmp): Likewise.
25501 (fold_builtin_strncmp): Likewise.
25502 (fold_builtin_signbit): Likewise.
25503 (fold_builtin_copysign): Likewise.
25504 (fold_builtin_isascii): Likewise.
25505 (fold_builtin_toascii): Likewise.
25506 (fold_builtin_isdigit): Likewise.
25507 (fold_builtin_fabs): Likewise.
25508 (fold_builtin_abs): Likewise.
25509 (fold_builtin_fmin_fmax): Likewise.
25510 (fold_builtin_carg): Likewise.
25511 (fold_builtin_classify): Likewise.
25512 (fold_builtin_unordered_cmp): Likewise.
25514 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
25515 New functions split out from fold_builtin_1.
25516 (fold_builtin_n): New.
25517 (fold_builtin_varargs): New.
25518 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
25520 (fold_call_expr): New.
25521 (build_function_call_expr): Rewrite to use new helper function.
25522 (fold_builtin_call_list): New.
25523 (build_call_expr): New.
25524 (fold_builtin_call_valist): New.
25525 (rewrite_call_expr): New.
25526 (validate_arg): New.
25527 (validate_arglist): Change parameter to be entire CALL_EXPR instead
25528 of an arglist. Change return type to bool. Use new CALL_EXPR
25531 (fold_builtin_strstr): Pass call arguments individually instead
25532 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25533 accessors and constructors. Return NULL_TREE instead of 0.
25534 (fold_builtin_strchr): Likewise.
25535 (fold_builtin_strrchr): Likewise.
25536 (fold_builtin_strpbrk): Likewise.
25537 (fold_builtin_strcat): Likewise.
25538 (fold_builtin_strncat): Likewise.
25539 (fold_builtin_strspn): Likewise.
25540 (fold_builtin_strcspn): Likewise.
25541 (fold_builtin_fputs): Likewise.
25542 (fold_builtin_next_arg): Likewise.
25543 (fold_builtin_sprintf): Likewise.
25545 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
25546 NULL_RTX instead of 0.
25547 (expand_builtin_memory_chk): Likewise.
25548 (maybe_emit_chk_warning): Likewise.
25549 (maybe_emit_sprintf_chk_warning): Likewise.
25551 (fold_builtin_object_size): Pass call arguments individually instead
25552 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
25553 accessors and constructors. Return NULL_TREE instead of 0.
25554 (fold_builtin_memory_chk): Likewise.
25555 (fold_builtin_stxcpy_chk): Likewise.
25556 (fold_builtin_strncpy_chk): Likewise.
25557 (fold_builtin_strcat_chk): Likewise.
25558 (fold_builtin_strcat_chk): Likewise.
25559 (fold_builtin_strncat_chk): Likewise.
25560 (fold_builtin_sprintf_chk): Likewise.
25561 (fold_builtin_snprintf_chk): Likewise.
25562 (fold_builtin_printf): Likewise.
25563 (fold_builtin_vprintf): Likewise.
25565 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
25567 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
25568 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25569 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
25570 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
25571 (fold_unary): Likewise.
25572 (fold_binary): Likewise.
25573 (fold_ternary): Remove CALL_EXPR case, since they are no longer
25574 ternary expressions.
25575 (fold): Add logic for tcc_vl_exp.
25576 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
25577 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25578 (fold_build3_stat): Add assertion to flag broken interface for
25579 constructing CALL_EXPRs.
25580 (fold_build_call_list): New.
25581 (fold_build_call_list_initializer): New.
25582 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
25584 (fold_strip_sign_ops): Likewise.
25586 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25587 Brooks Moses <brooks.moses@codesourcery.com>
25588 Lee Millward <lee.millward@codesourcery.com>
25590 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
25591 accessors and dump arguments explicitly.
25593 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
25595 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
25597 (print_call_name): Use new CALL_EXPR accessors.
25599 * print-tree.c (print_node): Add case tcc_vl_exp. Print
25600 CALL_EXPR arguments explicitly instead of as a list. Use
25601 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25603 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
25604 (vrp_visit_stmt): Likewise.
25606 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
25607 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
25609 (force_move_till_expr): Likewise.
25611 * targhooks.c (default_external_stack_protect_fail): Use
25612 build_call_expr instead of build_function_call_expr.
25613 (default_hidden_stack_protect_fail): Likewise.
25615 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
25618 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
25619 and walk arguments explicitly.
25621 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
25622 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25623 (expand_simple_operations): Likewise.
25624 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
25626 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
25627 of TREE_CODE_LENGTH.
25628 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
25630 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
25631 instead of TREE_CODE_LENGTH.
25633 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
25634 (tree_ic_transform): Likewise.
25635 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
25636 parameter instead of arglist. Fix callers.
25637 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
25638 (tree_stringops_transform): Likewise.
25639 (tree_indirect_call_to_profile): Likewise.
25640 (tree_stringops_values_to_profile): Likewise.
25642 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
25643 (eliminate_tail_call): Likewise.
25645 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
25647 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
25648 Use TREE_OPERAND_LENGTH and generalize to handle any number of
25650 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
25652 * omp-low.c (build_omp_barrier): Use build_call_expr.
25653 (lower_rec_input_clauses): Likewise.
25654 (lower_reduction_clauses): Likewise.
25655 (expand_parallel_call): Likewise.
25656 (maybe_catch_exception): Likewise.
25657 (expand_omp_for_generic): Likewise.
25658 (expand_omp_for_static_nochunk): Likewise.
25659 (expand_omp_sections): Likewise.
25660 (lower_omp_single_simple): Likewise.
25661 (lower_omp_single_copy): Likewise.
25662 (lower_omp_master): Likewise.
25663 (lower_omp_ordered): Likewise.
25664 (lower_omp_critical): Likewise.
25666 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
25667 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
25669 * tree-gimple.c (is_gimple_call_addr): Fix doc.
25670 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
25671 TREE_CODE_LENGTH. Add tcc_vl_exp case.
25673 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
25674 and generalize to handle any number of operands.
25675 (chrec_contains_undetermined): Likewise.
25676 (tree_contains_chrecs): Likewise.
25677 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
25679 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
25681 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
25682 fold_call_expr instead of fold_builtin.
25683 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
25684 match declarations there.
25685 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
25688 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
25689 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25691 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
25692 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
25694 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
25697 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
25698 (execute_cse_sincos): Use new CALL_EXPR accessors.
25700 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
25702 * gimple-low.c (lower_function_body): Use build_call_expr.
25703 (lower_builtin_setjmp): Likewise.
25705 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
25706 (set_storage_via_libcall): Likewise.
25707 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
25708 instead of TREE_CODE_LENGTH.
25709 (expand_expr_real_1): Use new CALL_EXPR accessors.
25711 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
25712 generalize to handle any number of operands.
25713 (TB_parent_eq): Likewise.
25715 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
25716 (strip_builtin_expect): Likewise.
25718 * function.c (gimplify_parameters): Use build_call_expr.
25720 * tree-vectorizer.c (vect_is_simple_reduction): Use
25721 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25723 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
25724 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
25726 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
25729 * gimplify.c (build_stack_save_restore): Use build_call_expr.
25730 (gimplify_decl_expr): Likewise.
25731 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
25732 Use new CALL_EXPR iterators.
25733 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
25734 (gimplify_modify_expr_to_memset): Likewise.
25735 (gimplify_variable_sized_compare): Likewise.
25736 (gimplify_omp_atomic_fetch_op): Likewise.
25737 (gimplify_omp_atomic_pipeline): Likewise.
25738 (gimplify_omp_atomic_mutex): Likewise.
25739 (gimplify_function_tree): Likewise.
25741 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
25742 (call_expr_flags): Likewise.
25743 (expand_call): Likewise.
25745 * except.c (expand_builtin_eh_return_data_regno): Pass entire
25746 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25749 * coverage.c (create_coverage): Use build_call_expr.
25751 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
25752 (temp_call_expr_obstack): New.
25753 (pool_copy_list): Delete.
25754 (temp_copy_call_expr): New.
25755 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
25756 CALL_EXPR accessors. Get rid of special goo for copying argument
25757 lists and use temp_copy_call_expr instead.
25758 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
25759 CALL_EXPR accessors.
25760 (create_expression_by_pieces): Likewise. Use build_call_array
25761 to construct the result instead of fold_build3.
25762 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
25763 dealing with argument lists.
25764 (init_pre): Remove references to expression_node_pool and
25765 list_node_pool. Init temp_call_expr_obstack instead.
25766 (fini_pre): Remove references to expression_node_pool and
25769 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
25770 and walk arguments explicitly instead of as a list.
25772 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
25773 (mx_register_decls): Likewise.
25774 (mudflap_register_call): Likewise.
25775 (mudflap_finish_file): Likewise.
25777 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
25778 (ipa_callsite_compute_param): Likewise.
25780 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
25781 accessors and constructor.
25783 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
25784 accessors and constructor.
25785 (convert_tramp_reference): Likewise.
25786 (convert_call_expr): Likewise.
25787 (finalize_nesting_tree_1): Likewise.
25789 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
25792 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
25794 * tree-inline.c (initialize_inlined_parameters): Pass entire
25795 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
25797 (estimate_num_insns_1): Use new CALL_EXPR accessors.
25798 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
25800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
25801 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25802 (vectorizable_reduction): Likewise.
25803 (vectorizable_call): Use new CALL_EXPR iterators.
25804 (vectorizable_conversion): Use build_call_expr.
25805 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
25806 (vect_gen_widened_results_half): Use build_call_expr.
25807 (vect_setup_realignment): Likewise.
25808 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
25810 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
25811 (pass_through_call): Likewise.
25812 (compute_object_sizes): Likewise. Use fold_call_expr instead of
25815 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
25816 (tree_gen_pow2_profiler): Likewise.
25817 (tree_gen_one_value_profiler): Likewise.
25818 (tree_gen_ic_func_profiler): Likewise.
25819 (tree_gen_average_profiler): Likewise.
25820 (tree_gen_ior_profiler): Likewise.
25822 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
25823 (find_func_aliases): Use new CALL_EXPR accessors. Add case
25824 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
25826 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
25827 of TREE_CODE_LENGTH.
25829 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
25830 of TREE_CODE_LENGTH.
25832 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
25834 (convert_to_integer): Likewise.
25836 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
25839 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25840 Brooks Moses <brooks.moses@codesourcery.com>
25841 Lee Millward <lee.millward@codesourcery.com>
25843 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
25845 * config/frv/frv.c (frv_expand_builtin): Likewise.
25846 * config/s390/s390.c (s390_expand_builtin): Likewise.
25848 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
25849 (sparc_expand_builtin): Use new CALL_EXPR accessors.
25851 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
25852 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
25853 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
25854 (ix86_expand_store_builtin): Likewise.
25855 (ix86_expand_unop_builtin): Likewise.
25856 (ix86_expand_unop1_builtin): Likewise.
25857 (ix86_expand_sse_compare): Likewise.
25858 (ix86_expand_sse_comi): Likewise.
25859 (ix86_expand_vec_init_builtin): Likewise.
25860 (ix86_expand_vec_ext_builtin): Likewise.
25861 (ix86_expand_vec_set_builtin): Likewise.
25862 (ix86_expand_builtin): Use new CALL_EXPR accessors.
25864 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
25865 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
25867 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
25868 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25869 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
25871 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
25873 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
25874 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
25875 arglist. Use new CALL_EXPR accessors. Fix callers.
25876 (altivec_expand_abs_builtin): Likewise.
25877 (rs6000_expand_binop_builtin): Likewise.
25878 (altivec_expand_predicate_builtin): Likewise.
25879 (altivec_expand_lv_builtin): Likewise.
25880 (spe_expand_stv_builtin): Likewise.
25881 (altivec_expand_stv_builtin): Likewise.
25882 (rs6000_expand_ternop_builtin): Likewise.
25883 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
25884 (altivec_expand_st_builtin): Likewise.
25885 (altivec_expand_dst_builtin): Likewise.
25886 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
25887 arglist. Use new CALL_EXPR accessors. Fix callers.
25888 (altivec_expand_vec_set_builtin): Likewise.
25889 (altivec_expand_vec_ext_builtin): Likewise.
25890 (altivec_expand_builtin): Use new CALL_EXPR accessors.
25891 (spe_expand_builtin): Likewise.
25892 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
25893 arglist. Use new CALL_EXPR accessors. Fix callers.
25894 (spe_expand_evsel_builtin): Likewise.
25895 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
25896 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
25898 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
25899 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
25900 (arm_expand_unop_builtin): Likewise.
25901 (arm_expand_builtin): Use new CALL_EXPR accessors.
25903 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
25906 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
25907 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
25909 (bfin_expand_unop_builtin): Likewise.
25910 (bfin_expand_builtin): Use new CALL_EXPR accessors.
25912 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
25913 Brooks Moses <brooks.moses@codesourcery.com>
25914 Lee Millward <lee.millward@codesourcery.com>
25916 * c-semantics.c (build_stmt): Add internal diagnostic check.
25918 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
25919 accessors. Print arguments explicitly instead of as a list.
25921 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
25923 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
25924 (c_finish_omp_flish): Likewise.
25926 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
25927 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
25928 instead of TREE_CODE_LENGTH.
25929 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
25930 (c_warn_unused_result): Likewise.
25932 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25935 * doc/invoke.texi (Warning Options): Remove
25936 -Werror-implicit-function-declaration.
25937 (Wimplicit-function-declaration): Update description.
25938 * opts.c (common_handle_option): Move handling of -Werror=* to...
25939 (enable_warning_as_error): ...here.
25940 * opts.h (enable_warning_as_error): Declare.
25941 * c-decl.c (implicit_decl_warning): Unless
25942 -Wno-implicit-function-declaration is given, emit a pedwarn if
25943 -std=c99 or emit a warning if -Wimplicit-function-declaration.
25944 * c.opt (Wimplicit-function-declaration): Replace
25945 mesg_implicit_function_declaration with
25946 warn_implicit_function_declaration.
25947 * c-opts.c (c_common_handle_option):
25948 -Werror-implicit-function-declaration is exactly equal as
25949 -Werror=implicit-function-declaration.
25950 (set_Wimplicit): Replace mesg_implicit_function_declaration with
25951 warn_implicit_function_declaration.
25952 (c_common_post_options): -Wimplict-function-declaration is enabled
25953 by default by -std=c99, otherwise is disabled by default.
25954 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
25956 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25958 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
25959 DECL on the rhs to a DECL on the lhs for debug info purposes if the
25960 former is ignored but not the latter.
25962 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
25964 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
25965 is made and the reference doesn't use the alias set of its type,
25966 do not create the temporary using that type.
25968 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
25970 * jump.c: Remove prototypes for delete_computation and
25971 delete_prior_computation.
25973 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25975 * jump.c (get_label_after): Delete.
25976 (get_label_before, delete_computation, delete_jump,
25977 delete_prior_computation, follow_jumps): Move...
25978 * reorg.c (delete_computation, delete_prior_computation): ... here...
25979 (get_label_before, delete_jump): ... making these static ...
25980 (follow_jumps): ... and simplifying this since it only runs after
25982 * rtl.h (get_label_after, get_label_before, delete_jump,
25983 follow_jumps): Delete prototypes.
25985 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
25987 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
25989 2007-02-15 Nick Clifton <nickc@redhat.com>
25991 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
25992 order to prevent it from being munged by the target.
25994 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
25996 * config/i386/i386.md: Remove misleading comment.
25998 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26000 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
26001 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
26004 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26006 * tree-sra.c (instantiate_missing_elements): Canonicalize
26008 (sra_build_assignment): New.
26009 (generate_copy_inout, generate_element_copy,
26010 generate_element_zero, generate_one_element_init): Use it.
26012 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26014 * tree-sra.c (instantiate_missing_elements): Canonicalize
26016 (sra_build_assignment): New.
26017 (generate_copy_inout, generate_element_copy,
26018 generate_element_zero, generate_one_element_init): Use it.
26020 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
26022 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
26025 2007-02-14 Joseph Myers <joseph@codesourcery.com>
26027 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
26028 types as aggregates not scalars.
26029 * function.c (assign_stack_temp_for_type): Likewise.
26031 2007-02-14 Roger Sayle <roger@eyesopen.com>
26032 Zdenek Dvorak <dvorakz@suse.cz>
26034 * tree-dump.c (dump_switch_p_1): Require exact match of the option
26037 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
26039 * passes.c (next_pass_1): Clear the next field of the copied
26042 2007-02-14 Richard Henderson <rth@redhat.com>
26044 * tree-sra.c (early_sra): New.
26045 (decl_can_be_decomposed_p): Deny va_list if early_sra.
26046 (tree_sra_early, pass_sra_early): New.
26047 * tree-pass.h (pass_sra_early): Declare.
26048 * passes.c (init_optimization_passes): Use it.
26050 2007-02-14 Richard Guenther <rguenther@suse.de>
26052 * flags.h (issue_strict_overflow_warning): Convert to a macro.
26054 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
26056 PR tree-optimization/30771
26057 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
26059 (vect_analyze_operations): Induction phis can now be marked as
26061 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
26062 Update documentation accordingly.
26064 2007-02-14 Nick Clifton <nickc@redhat.com>
26066 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26067 most 3 arguments are supported.
26068 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
26070 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
26072 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
26073 Ensure dst->current is valid.
26075 2007-02-13 Paul Brook <paul@codesourcery.com>
26077 * config.gcc: Add arm*-*-uclinux-*eabi.
26078 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
26079 (SUBTARGET_EXTRA_LINK_SPEC): Define.
26080 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
26081 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
26082 (LINK_SPEC): Define.
26083 (LIB_SPEC): Define.
26084 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
26086 * config/arm/uclinux-eabi.h: New file.
26087 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
26088 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
26091 2007-02-13 Ian Lance Taylor <iant@google.com>
26093 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
26094 * flags.h (warn_strict_overflow): Declare.
26095 (enum warn_strict_overflow_code): Define.
26096 (issue_strict_overflow_warning): New static inline function.
26097 * opts.c (warn_strict_overflow): New variable.
26098 (common_handle_option): Handle OPT_Wstrict_overflow and
26099 OPT_Wstrict_overflow_.
26100 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
26102 * fold-const.c: Include intl.h.
26103 (fold_deferring_overflow_warnings): New static variable.
26104 (fold_deferred_overflow_warning): New static variable.
26105 (fold_deferred_overflow_code): New static variable.
26106 (fold_defer_overflow_warnings): New function.
26107 (fold_undefer_overflow_warnings): New function.
26108 (fold_undefer_and_ignore_overflow_warnings): New function.
26109 (fold_deferring_overflow_warnings_p): New function.
26110 (fold_overflow_warning): New static function.
26111 (make_range): Add strict_overflow_p parameter. Change all
26113 (extract_muldiv, extract_muldiv_1): Likewise.
26114 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
26115 tree_expr_nonnegative_p.
26116 (fold_negate_expr): Call fold_overflow_warning.
26117 (fold_range_test): Likewise.
26118 (fold_comparison): Likewise.
26119 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
26120 instead of tree_expr_nonnegative_p.
26121 (tree_expr_nonnegative_warnv_p): Rename from
26122 tree_expr_nonnegative_p, add strict_overflow_p parameter.
26123 (tree_expr_nonnegative_p): New function.
26124 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
26125 strict_overflow_p parameter.
26126 (tree_expr_nonzero_p): New function.
26127 * passes.c (verify_interpass_invariants): New static function.
26128 (execute_one_pass): Call it.
26129 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
26131 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
26132 (estimate_numbers_of_iterations): Likewise.
26133 (scev_probably_wraps_p): Likewise.
26134 * tree-ssa-ccp.c: Include "toplev.h".
26135 (evaluate_stmt): Defer fold overflow warnings until we know we are
26137 (struct fold_stmt_r_data): Add stmt field.
26138 (fold_stmt_r): Defer fold overflow warnings until we know we
26140 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
26141 (fold_stmt_inplace): Likewise.
26142 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
26143 (cleanup_control_expr_graph): Defer fold overflow warnings until
26144 we know we are going to optimize.
26145 * tree-cfg.c (fold_cond_expr_cond): Likewise.
26146 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
26148 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
26149 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
26150 * tree-ssa-loop-manip.c (create_iv): Likewise.
26151 * c-typeck.c (build_conditional_expr): Likewise.
26152 (build_binary_op): Likewise.
26153 * tree-vrp.c (vrp_expr_computes_nonzero): Call
26154 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
26155 (extract_range_from_unary_expr): Likewise.
26156 * simplify-rtx.c (simplify_const_relational_operation): Warn when
26157 assuming that signed overflow does not occur.
26158 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
26159 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
26160 (fold_defer_overflow_warnings): Declare.
26161 (fold_undefer_overflow_warnings): Declare.
26162 (fold_undefer_and_ignore_overflow_warnings): Declare.
26163 (fold_deferring_overflow_warnings_p): Declare.
26164 (tree_expr_nonzero_warnv_p): Declare.
26165 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
26166 of warning options.
26167 (Warning Options): Document -Wstrict-overflow.
26168 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
26169 (tree-ssa-ccp.o): Likewise.
26170 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
26171 (fold-const.o): Depend on intl.h.
26173 2007-02-13 Ian Lance Taylor <iant@google.com>
26175 PR middle-end/30751
26176 * lower-subreg.c (resolve_simple_move): Decompose subregs in
26179 2007-02-13 Stuart Hastings <stuart@apple.com>
26181 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
26183 2007-02-13 Richard Henderson <rth@redhat.com>
26185 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
26186 handled_component_p before looking for the indirect_ref.
26188 2007-02-13 Richard Henderson <rth@redhat.com>
26190 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
26191 remove flags clobber.
26192 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
26193 (bswaphi_lowpart): New.
26194 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
26195 remove TARGET_BSWAP test. Delete expander of the same name.
26197 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
26198 (expand_unop): Use them.
26200 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
26202 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
26203 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
26204 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
26205 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
26206 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
26207 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
26208 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
26209 assembler dialect choice from asm templates.
26211 2007-02-12 Richard Henderson <rth@redhat.com>
26213 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
26214 (fixuns_trunc<SSEMODEF>si2): Use it.
26215 * config/i386/sse.md (vec_setv4sf_0): Export.
26216 * config/i386/i386.c (ix86_build_const_vector): Export.
26217 (ix86_split_convert_uns_si_sse): Rename from
26218 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
26219 * config/i386/i386-protos.h: Update.
26221 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26224 * c-typeck.c (c_finish_return): Improve warning message.
26226 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26228 * alias.c (find_symbolic_term): Delete unused function.
26230 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
26232 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
26233 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
26234 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
26236 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26238 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
26239 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
26240 the function, temporarily point the debug interface to the null one.
26242 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
26244 * dwarf2out.c (round_up_to_align): New static function.
26245 (field_byte_offset): Use it to round the offset.
26247 2007-02-12 Richard Henderson <rth@redhat.com>
26249 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
26250 (inswl_const): Export.
26252 2007-02-12 Richard Henderson <rth@redhat.com>
26254 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
26255 result mode of the libcall, convert back to outmode.
26257 2007-02-12 Roger Sayle <roger@eyesopen.com>
26259 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
26260 (bswapdi2): New define_expand to implement 32-bit implementation.
26262 2007-02-12 Nick Clifton <nickc@redhat.com>
26264 * doc/invoke.texi (Overall Options): Document --help=.
26265 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
26266 (cc1_options): Pass --help= on to cc1.
26267 (display_help): Add description of --help=.
26268 (process_command): Add code to handle --help=. Allow translated
26269 --help and --target-help switches to be passed on to compiler
26271 (main): Remove unused if statement.
26272 * opts.c (columns): Remove.
26273 (LEFT_COLUMN): Define.
26274 (wrap_help): Add columns argument.
26275 (print_filtered_help): Change parameters to be an include bitmask,
26276 an exclude bitmask, an any bitmask and the column width. Move the
26277 code to display the params list here. Add code to display the
26278 status of options rather than their descriptions if the quiet flag
26280 (print_specific_help): Change parameters to be an include bitmask,
26281 an exclude bitmask and an any bitmask. Move code to look up the
26282 column width here. Decide upon the title for an options listing.
26283 (common_handle_options): Add code to handle --help=. Adapt code
26284 for --help and --target-help to use the revised form of the
26285 print_specific_help function.
26286 (print_help): Delete.
26287 (print_param_help): Delete.
26288 (print_switch): Delete.
26289 * opts.h (cl_lang_count): Add prototype.
26290 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
26291 CL_MAX_OPTION_CLASS): New defines.
26292 * optc-gen.awk: Add construction of cl_lang_count.
26293 * c.opt: Add Warning attribute to warning options and Optimization
26294 attribute to optimization options.
26295 * common.opt: Likewise.
26297 Add -fhelp and -ftarget-help as aliases for the transformed --help
26298 and --target-help options.
26299 * opt-functions.awk: Add code to handle Warning and Optimization
26302 2007-02-12 Richard Henderson <rth@redhat.com>
26304 * config/alpha/constraints.md: New file.
26305 * config/alpha/alpha.c: Include tm-constrs.h.
26306 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
26307 alpha_extra_constraint): Remove.
26308 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
26309 * config/alpha/alpha-protos.h: Update.
26310 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
26311 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
26312 (EXTRA_CONSTRAINT): Remove.
26313 * config/alpha/alpha.md: Include constraints.md.
26314 (adddi splitter): Use satisfies_constraint_*.
26315 * config/alpha/predicates.md (add_operand): Likewise.
26316 (sext_add_operand, addition_operation): Likewise.
26318 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
26320 PR tree-optimization/29145
26321 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
26322 in our handling of restrict qualified pointers.
26324 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26327 * doc/invoke.texi (Wunused-value): Update description.
26328 (Wextra): Delete item.
26329 * opts.c (set_Wextra): Don't use the value of Wextra to set the
26330 value of Wunused-value.
26331 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
26332 (c_finish_stmt_expr): Don't check extra_warnings.
26333 (emit_side_effect_warnings): The caller is responsible to check
26336 2007-02-11 Roger Sayle <roger@eyesopen.com>
26337 Matt Thomas <matt@3am-software.com>
26339 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
26341 2007-02-11 Roger Sayle <roger@eyesopen.com>
26343 * simplify-rtx.c (simplify_relational_operation_1): Optimize
26344 comparisons of POPCOUNT against zero.
26345 (simplify_const_relational_operation): Likewise.
26347 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26349 * doc/invoke.texi (Wextra): Delete outdated paragraph.
26351 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26353 * dwarf2out.c (root_type): Delete unused function.
26355 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26357 * genattrtab.c (contained_in_p): Delete unused function.
26358 (write_expr_attr_cache): Likewise.
26360 2007-02-11 Jan Hubicka <jh@suse.cz>
26362 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
26365 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
26367 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
26368 to add the REG_EQ* note.
26369 * see.c (see_merge_one_use_extension): Likewise.
26370 * local-alloc.c (update_equiv_regs): Likewise. Also don't
26371 turn REG_EQUAL notes into REG_EQUIV notes if the target
26372 register may have more than one set.
26373 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
26374 * gcse.c (try_replace_reg): Likewise.
26375 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
26376 * calls.c (fixup_tail_calls): Likewise. Abort if there is
26377 more than one REG_EQUIV note.
26378 * reload1.c (gen_reload): Use set_unique_reg_note.
26380 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
26382 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
26383 (ix86_builtin_conversion): New function.
26385 2007-02-06 Mark Mitchell <mark@codesourcery.com>
26388 * tree.h (DECL_REPLACEABLE_P): New macro.
26389 * except.c (set_nothrow_function_flags): Likewise.
26391 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
26392 Ira Rosen <irar@il.ibm.com>
26393 Dorit Nuzman <dorit@il.ibm.com>
26395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
26396 * targhooks.c (default_builtin_vectorized_conversion): New.
26397 * targhooks.h (default_builtin_vectorized_function): New declaration.
26398 * target.h (struct vectorize): Add builtin_conversion field.
26399 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
26400 stmt_vec_info_type value.
26401 (vectorizable_conversion): New declaration.
26402 * tree-vect-analyze.c (vect_analyze_operations): Add
26403 vectorizable_conversion call.
26404 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
26405 * tree-vect-transform.c (vectorizable_conversion): New function.
26406 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
26407 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
26409 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
26410 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
26411 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
26412 or ALTIVEC_BUILTIN_VCFSX.
26414 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26417 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
26418 CONST_DOUBLE and operand 0 is a hard register.
26419 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
26420 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
26421 is a hard floating-point register.
26423 2007-02-10 Richard Henderson <rth@redhat.com>
26424 Jakub Jelinek <jakub@redhat.com>
26425 Alexandre Oliva <aoliva@redhat.com>
26427 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
26428 * builtin-types.def (BT_WORD): Make unsigned.
26429 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
26430 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
26431 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
26432 * c-decl.c (grokdeclarator): Don't error if !have_tls.
26433 * c-parser.c (c_parser_omp_threadprivate): Likewise.
26434 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
26436 * expr.c (emutls_var_address): New.
26437 (expand_expr_real_1): Expand emulated tls.
26438 (expand_expr_addr_expr_1): Likewise.
26439 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
26440 * output.h (emutls_finish): Declare.
26441 * toplev.c (compile_file): Call it.
26442 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
26443 address before wrapping in CONST.
26444 * varasm.c (emutls_htab, emutls_object_type): New.
26445 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
26446 (get_emutls_object_name, get_emutls_object_type): New.
26447 (get_emutls_init_templ_addr, emutls_decl): New.
26448 (emutls_common_1, emutls_finish): New.
26449 (assemble_variable): When emulating tls, swap decls; generate
26450 constructor for the emutls objects.
26451 (do_assemble_alias): When emulating tls, swap decl and target name.
26452 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
26454 * varpool.c (decide_is_variable_needed): Look at force_output.
26455 Recurse for emulated tls.
26456 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
26457 with decide_is_variable_needed.
26458 * emutls.c: New file.
26459 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
26460 tls_object for real tls.
26462 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
26464 PR rtl-optimization/29599
26465 * reload1.c (eliminate_regs_in_insn): Take the destination
26466 mode into account when computing the offset.
26468 2007-02-09 Stuart Hastings <stuart@apple.com>
26469 Richard Henderson <rth@redhat.com>
26471 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26472 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
26473 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
26474 fixuns_truncdfhi2): New.
26475 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
26476 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
26477 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
26478 (floatunssidf2): Allow nonimmediate source.
26479 * config/i386/sse.md (movdi_to_sse): New.
26480 (vec_concatv2di): Drop '*'.
26481 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
26482 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26483 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
26485 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
26486 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
26487 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
26488 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
26489 (ix86_build_signbit_mask): Fix decl of v, refactor to call
26490 ix86_build_const_vector.
26491 (x86_emit_floatuns): Rewrite.
26493 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26495 * genautomata.c (longest_path_length): Delete unused function.
26496 (struct state): Delete unused longest_path_length.
26497 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
26498 (get_free_state): Delete unused.
26500 2007-02-09 Jan Hubicka <jh@suse.cz>
26502 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
26503 * doc/invoke.texi (inline-unit-growth): Update default value.
26505 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
26506 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
26507 (rebuild_cgraph_edges): Likewise.
26508 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
26509 (dump_cgraph_node): Dump frequencies.
26510 (cgraph_clone_edge): Add frequency scales.
26511 (cgraph_clone_node): Add freuqnecy.
26512 * cgraph.h (cgraph_edge): Add freuqnecy argument.
26513 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
26514 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
26515 * tree-pass.h (TODO_rebuild_frequencies): New constant.
26516 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
26517 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
26518 (save_inline_function_body): Likewise.
26519 * ipa-inline.c: inluce rtl.h
26520 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
26521 (cgraph_edge_badness): Use frequencies.
26522 (cgraph_decide_recursive_inlining): Update clonning.
26523 (cgraph_decide_inlining_of_small_function): Dump frequency.
26524 * predict.c (estimate_bb_frequencies): Export.
26525 * predict.h (estimate_bb_frequencies): Declare.
26526 * tree-inline.c (copy_bb): Watch overflows.
26527 (expand_call_inline): Update call of cgraph_create_edge.
26528 (optimize_inline_calls): Use TODO flags to update frequnecies.
26529 * passes.h: Include predict.h
26530 (init_optimization_passes): Move profile ahead.
26531 (execute_function_todo): Handle TODO_rebuild_frequencies.
26533 2007-02-09 Roger Sayle <roger@eyesopen.com>
26535 * config/alpha/alpha.c (emit_insxl): Force the first operand of
26536 the insbl or inswl pattern into a register.
26538 2007-02-09 Roger Sayle <roger@eyesopen.com>
26540 * config/ia64/ia64.md (bswapdi2): New define_insn.
26542 2007-02-09 Richard Henderson <rth@redhat.com>
26544 * config/i386/constraints.md (Ym): New constraint.
26545 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
26546 (movdi_1_rex64): Split sse and xmm general register moves from
26547 memory move alternatives. Use conditional register constraints.
26548 (movsf_1, movdf_integer): Likewise.
26549 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
26550 (movdf_integer_rex64): New.
26551 (pushsf_rex64): Fix output constraints.
26552 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
26553 (sse2_stored): Likewise.
26554 (sse2_storeq_rex64): New.
26555 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
26556 amd and not generic.
26557 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
26558 for optimize_size. Remove SF/DFmode hack.
26560 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
26562 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
26565 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
26566 Richard Sandiford <richard@codesourcery.com>
26568 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
26569 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
26570 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
26571 m68k/t-mlib to tmake_file.
26572 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
26573 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
26574 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
26575 Allow it to be cf or m68k. Set m68k_arch_family. If that
26576 variable is not empty, add t-$m68k_arch_family to tmake_file.
26577 Add t-mlibs to tmake_file.
26578 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
26579 * config/m68k/t-cf: New file.
26580 * config/m68k/t-m68k: Likewise.
26581 * config/m68k/t-mlibs: Likewise.
26582 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26583 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26584 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26585 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26586 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
26588 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
26589 (INSTALL_LIBGCC): Delete.
26590 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
26591 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26592 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26593 (M68K_MLIB_CPU): Define.
26594 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
26595 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
26596 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
26598 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
26599 Richard Guenther <rguenther@suse.de>
26601 PR middle-end/23361
26602 * fold-const.c (fold_comparison): Handle obfuscated comparisons
26603 against INT_MIN/INT_MAX.
26604 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
26605 file if a loop is removed.
26607 2007-02-09 Joseph Myers <joseph@codesourcery.com>
26609 * calls.c (store_one_arg): Pass correct alignment to
26610 emit_push_insn for non-BLKmode values.
26611 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
26612 unaligned stack slot via a suitably aligned slot.
26614 2007-02-08 DJ Delorie <dj@redhat.com>
26616 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
26618 (legal_subregs): Use unsigned char, make const.
26619 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
26621 2007-02-08 Paul Brook <paul@codesourcery.com>
26623 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
26624 special interworking needed.
26626 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
26628 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
26629 conditional to __SSE2__.
26630 (Entries below should have been added to first ChangeLog
26631 entry for amdfam10 dated 2007-02-05)
26632 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
26634 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
26636 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
26639 2007-02-08 DJ Delorie <dj@redhat.com>
26641 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
26642 * config/m32c/m32c.c (legal_subregs): New.
26643 (m32c_illegal_subreg_p): New.
26644 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
26645 unsupported subregs of hard regs.
26647 2007-02-08 Jan Hubicka <jh@suse.cz>
26649 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
26650 the same one; always update histograms.
26652 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26654 * passes.c (init_optimization_passes): Tidy comment.
26656 2007-02-08 Roger Sayle <roger@eyesopen.com>
26658 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
26659 strip zero_extend, bswap and rotates from POCOUNT's argument.
26660 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
26661 zero_extend and rotates from PARITY's argument.
26662 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
26663 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
26664 of an integer constant at compile-time.
26666 2007-02-08 Diego Novillo <dnovillo@redhat.com>
26669 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
26671 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
26674 * tree-ssa-live.c (remove_unused_locals): Do not remove
26675 TREE_ADDRESSABLE variables.
26676 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
26677 * tree-ssa-operands.c (add_virtual_operand): Remove argument
26678 FOR_CLOBBER. Update all users.
26679 If VAR has an associated alias set, add a virtual operand for
26680 it if no alias is found to conflict with the memory reference.
26682 2007-02-07 Jan Hubicka <jh@suse.cz>
26683 Robert Kidd <rkidd@crhc.uiuc.edu>
26685 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
26687 2007-02-07 Ian Lance Taylor <iant@google.com>
26689 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
26691 2007-02-07 Roger Sayle <roger@eyesopen.com>
26693 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
26694 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
26695 tablejumpdi, movsi_to_cr_one): Remove constraints from
26696 define_expand's match_operands.
26698 2007-02-07 Roger Sayle <roger@eyesopen.com>
26700 * global.c (compute_regsets): Move declatation of "i" inside of
26701 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
26703 2007-02-07 Jakub Jelinek <jakub@redhat.com>
26706 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
26707 of INDIRECT_REF <RESULT_DECL>.
26709 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
26711 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
26712 Kaz Kojima <kkojima@gcc.gnu.org>
26715 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
26717 (sh_initialize_trampoline): Add parentheses to avoid a warning.
26719 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
26721 * doc/loop.texi: Document possibility not to perform disambiguation
26722 of loops with multiple latches.
26723 * cfgloopmanip.c (alp_enum_p): Removed.
26724 (add_loop): Handle subloops. Use get_loop_body_with_size.
26725 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
26726 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
26727 the new forwarder block.
26728 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
26729 Handle the case latch is NULL.
26730 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
26731 modifications when marking loop exits.
26732 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
26734 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
26735 disambiguate_loops_with_multiple_latches.
26736 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
26737 before fix_loop_structure.
26738 * cfgloop.c: Include pointer-set.h and output.h.
26739 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
26740 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
26741 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
26742 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
26743 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
26744 disambiguate_multiple_latches, get_loop_body_with_size,
26745 disambiguate_loops_with_multiple_latches): New functions.
26746 (flow_loop_dump): Dump multiple latch edges.
26747 (flow_loop_nodes_find): Handle loops with multiple latches.
26748 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
26749 (glb_enum_p): Modified.
26750 (get_loop_body): Use get_loop_body_with_size.
26751 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
26752 (AVOID_CFG_MODIFICATIONS): New constant.
26753 (disambiguate_loops_with_multiple_latches, add_loop,
26754 get_loop_body_with_size): Declare.
26755 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
26757 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
26759 PR inline-asm/28686
26760 * global.c (compute_regsets): New function.
26761 (global_alloc): Refactored ELIMINABLE_REGSET
26762 and NO_GLOBAL_ALLOC_REGS computation out.
26763 (rest_of_handle_global_alloc): Call compute_regsets()
26764 for non-optimizing case.
26766 2007-02-06 Richard Henderson <rth@redhat.com>
26768 * config/i386/constraints.md (Y2): Rename from Y.
26769 (Yi): New constraint.
26770 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
26771 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
26772 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
26773 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
26774 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
26775 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
26776 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
26777 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
26778 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
26779 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
26780 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
26781 vec_extractv2si_1): Change Y constraints to Y2.
26782 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
26783 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
26784 Change Y constraints to Y2.
26785 (sse2_loadld): Change Y constraints to x.
26787 2007-02-06 Roger Sayle <roger@eyesopen.com>
26789 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
26790 (parity<mode>2): New define_expand using rs6000_emit_parity.
26791 * config/rs6000/rs6000.c (rs6000_emit_popcount,
26792 rs6000_emit_parity): New functions.
26793 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
26794 rs6000_emit_parity): Prototype here.
26796 2007-02-06 Ian Lance Taylor <iant@google.com>
26798 * lower-subreg.c (simple_move_operand): Reject CONST.
26799 (resolve_clobber): Call validate_change rather than directly
26800 assigning to XEXP (pat, 0).
26802 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26804 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
26805 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
26806 (tree-cfg.o): Remove hashtab.h dependency.
26808 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
26809 (struct ivopts_data): Change niters to pointer_map_t.
26810 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
26811 (niter_for_exit): Create pointer_map on demand. Change for
26813 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
26814 (free_loop_data): Destroy data->niters if created and reset field.
26815 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
26816 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
26818 * tree-ssa-reassoc.c: Include pointer-set.h.
26819 (bb_rank): Change to long *.
26820 (operand_rank): Change to pointer_map_t.
26821 (find_operand_rank): Return long, -1 if not found. Declare as inline.
26822 (insert_operand_rank): Accept long.
26823 (operand_entry_hash, operand_entry_eq): Remove.
26824 (get_rank): Return long. Adjust for changes above.
26825 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
26827 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
26829 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
26830 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
26831 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
26833 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
26834 directly since it cannot be NULL.
26835 (get_vi_for_tree): Rewrite for pointer_map API.
26836 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
26837 (init_alias_vars): Create vi_for_tree as pointer_map.
26838 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
26840 * tree-cfg.c: Don't include hashtab.h.
26841 (edge_to_cases): Declare as pointer_map.
26842 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
26844 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
26845 (start_recording_case_labels): Create edge_to_cases as pointer_map.
26846 (end_recoding_case_labels): Cleanup edge_to_cases manually before
26848 (record_switch_edge): Delete.
26849 (get_cases_for_edge): Adjust for pointer_map API, inline
26850 record_switch_edge (rewritten for new API), remove goto.
26852 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
26854 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
26855 * tree-nested.c: Include pointer-set.h.
26856 (var_map_elt, var_map_eq, var_map_hash): Delete.
26857 (struct nesting_info): Remove GTY marker. Change the two htab_t's
26858 to pointer_map_t's.
26859 (nesting_info_bitmap_obstack): New.
26860 (lookup_field_for_decl): Adjust for pointer_map API.
26861 (lookup_tramp_for_decl): Adjust for pointer_map API.
26862 (get_nonlocal_debug_decl): Adjust for pointer_map API.
26863 (get_local_debug_decl): Adjust for pointer_map API.
26864 (convert_nl_goto_reference): Adjust for pointer_map API.
26865 (convert_nl_goto_receiver): Adjust for pointer_map API.
26866 (create_nesting_tree): Create outside GGC space. Create bitmap on
26867 the new obstack. Create field_map and var_map as pointer_maps.
26868 (free_nesting_tree): Adjust for changes to create_nesting_tree.
26870 (lower_nested_functions): Move root here, no need to NULL it.
26871 Initialize and release the obstack.
26873 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
26875 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
26876 Remove prototypes and make them non-static.
26877 (struct tree_int_map): Remove.
26878 * tree.h (struct tree_int_map): Move here, turning TO into an
26880 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
26882 * tree.h (TREE_COMPLEXITY): Remove.
26883 (struct tree_exp): Remove complexity field.
26884 * tree.c (build1_stat): Don't set it.
26886 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
26887 Victor Kaplansky <victork@il.ibm.com>
26889 * tree-vectorizer.c (vect_is_simple_use): Support induction.
26890 (vect_is_simple_reduction): Support reduction with induction as
26891 one of the operands.
26892 (vect_is_simple_iv_evolution): Fix formatting.
26893 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
26894 formatting. Don't mark induction phis for vectorization.
26895 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
26896 * tree-vect-transform.c (get_initial_def_for_induction): New function.
26897 (vect_get_vec_def_for_operand): Support induction.
26898 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
26900 (vectorizable_reduction): Support reduction with induction as one of
26902 (vectorizable_type_demotion): Use def-type of stmt argument rather
26903 than dummy def-type.
26905 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
26906 flag_tree_scev_cprop.
26907 * common.opt (tree-scev-cprop): New flag.
26909 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
26910 call to vect_get_new_vect_var.
26912 2007-02-06 Ira Rosen <irar@il.ibm.com>
26914 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
26915 vectype is not NULL.
26916 (vect_pattern_recog_1): Likewise.
26918 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26920 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
26921 (fold_negate_expr): Likewise.
26923 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
26926 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
26927 even if cv-qualification is the same.
26929 2007-02-05 Geoffrey Keating <geoffk@apple.com>
26931 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
26932 __enable_execute_stack on completion.
26934 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26936 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
26937 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
26938 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
26939 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
26940 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
26941 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
26942 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
26943 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
26945 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26947 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
26948 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
26949 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
26950 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
26951 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
26952 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
26953 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
26954 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
26955 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
26956 umuldi3_highpart_rex64, umulsi3_highpart_insn,
26957 umulsi3_highpart_zext, smuldi3_highpart_rex64,
26958 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
26959 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
26960 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
26961 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
26962 sqrtextenddfxf2_i387): Added amdfam10_decode.
26964 * config/i386/athlon.md (athlon_idirect_amdfam10,
26965 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
26966 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
26967 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
26968 athlon_ivector_store_amdfam10): New define_insn_reservation.
26969 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
26972 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26974 * config/i386/athlon.md (athlon_call_amdfam10,
26975 athlon_pop_amdfam10, athlon_lea_amdfam10): New
26976 define_insn_reservation.
26977 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
26978 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
26979 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
26981 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26983 * config/i386/athlon.md (athlon_sseld_amdfam10,
26984 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
26985 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
26987 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26989 * config/i386/athlon.md (athlon_sseins_amdfam10): New
26990 define_insn_reservation.
26991 * config/i386/i386.md (sseins): Added sseins to define_attr type
26992 and define_attr unit.
26993 * config/i386/sse.md: Set type attribute to sseins for insertq
26996 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
26998 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
26999 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
27000 ssecomi_load_amdfam10, ssecomi_amdfam10,
27001 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
27002 define_insn_reservation.
27003 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
27005 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27007 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
27008 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
27009 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
27010 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
27011 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
27012 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
27013 define_insn_reservation.
27015 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
27016 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
27017 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
27018 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
27019 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
27021 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27023 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
27024 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
27025 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
27026 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
27027 athlon_ssemul_load_k8): Added amdfam10.
27029 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27031 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
27032 (x86_sse_unaligned_move_optimal): New variable.
27034 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
27036 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
27037 for unaligned vector SSE double/single precision loads for AMDFAM10.
27039 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27041 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
27042 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
27043 Define TARGET_CPU_DEFAULT_amdfam10.
27044 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
27045 (processor_type): Add PROCESSOR_AMDFAM10.
27047 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
27048 processor_type in config/i386/i386.h.
27049 Enable imul peepholes for TARGET_AMDFAM10.
27051 * config.gcc: Add support for --with-cpu option for amdfam10.
27053 * config/i386/i386.c (amdfam10_cost): New variable.
27054 (m_AMDFAM10): New macro.
27055 (m_ATHLON_K8_AMDFAM10): New macro.
27056 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
27057 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
27058 x86_promote_QImode, x86_integer_DFmode_moves,
27059 x86_partial_reg_dependency, x86_memory_mismatch_stall,
27060 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
27061 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
27062 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
27063 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
27064 Enable/disable for amdfam10.
27065 (override_options): Add amdfam10_cost to processor_target_table.
27066 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
27067 processor_alias_table.
27068 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
27069 (ix86_adjust_cost): Add code for amdfam10.
27071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
27073 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
27074 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
27075 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
27076 * config/i386/i386.h: Add builtin definition for SSE4A.
27077 * config/i386/i386.md: Add support for ABM instructions
27078 (popcnt and lzcnt).
27079 * config/i386/sse.md: Add support for SSE4A instructions
27080 (movntss, movntsd, extrq, insertq).
27081 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
27082 Add -march=amdfam10 flag.
27083 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
27084 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
27086 * doc/extend.texi: Add documentation for SSE4A builtins.
27088 2007-02-05 Bob Wilson <bob.wilson@acm.org>
27090 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
27092 2007-02-05 Richard Guenther <rguenther@suse.de>
27094 * tree-vectorizer.h (vectorizable_function): Add argument type
27095 argument, change return type.
27096 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
27097 * tree-vect-transform.c (vectorizable_function): Handle extra
27098 argument, return vectorized function decl.
27099 (build_vectorized_function_call): Remove.
27100 (vectorizable_call): Handle calls with result and argument types
27101 differing. Handle loop vectorization factor correctly.
27102 * targhooks.c (default_builtin_vectorized_function): Adjust for
27104 * targhooks.h (default_builtin_vectorized_function): Likewise.
27105 * target.h (builtin_vectorized_function): Add argument type
27107 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
27108 extra argument, allow vectorizing of lrintf.
27109 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
27110 documentation of target hook.
27112 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
27115 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
27116 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
27117 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
27119 2007-02-05 Roger Sayle <roger@eyesopen.com>
27121 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
27122 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
27123 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
27124 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
27125 before canonicalizing sincos to cexpi.
27126 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
27128 2007-02-05 Roger Sayle <roger@eyesopen.com>
27130 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
27131 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
27132 (alpha_init_builtins): Use alpha_add_builtins to process tables.
27134 2007-02-05 Roger Sayle <roger@eyesopen.com>
27136 * mips-tfile.c (initialize_init_file): Correct endianness test.
27138 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
27140 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
27141 the 'y' constraint.
27143 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27145 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
27146 saves in a PARALLEL before the register assignments.
27148 2007-02-05 Richard Sandiford <richard@codesourcery.com>
27150 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
27151 DWARF_FRAME_RETURN_COLUMN to be a general register.
27152 * dwarf2out.c (init_return_column_size): New function, split from...
27153 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
27154 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
27155 to be nongeneral registers.
27156 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
27158 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
27159 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
27161 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27163 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
27165 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
27167 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
27168 (remove_path): Use can_remove_branch_p and remove_branch instead
27169 of loop_delete_branch_edge.
27170 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
27171 (tree_transform_and_unroll_loop): Remove dead branches immediately.
27172 Update profile using scale_dominated_blocks_in_loop.
27173 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
27174 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
27175 (can_remove_branch_p, remove_branch): Declare.
27176 * tree-cfg.c (tree_can_remove_branch_p): New function.
27177 (tree_cfg_hooks): Add tree_can_remove_branch_p.
27178 * cfgrtl.c (rtl_can_remove_branch_p): New function.
27179 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
27181 2007-02-05 Jan Hubicka <jh@suse.cz>
27183 PR middle-end/30696
27184 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
27185 nodes in cgraph, don't remove offline copy of the function.
27187 2007-02-04 Jan Hubicka <jh@suse.cz>
27189 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
27190 vectors might cause maybe_lookup_element_for_expr to be called
27191 on non-sra-candidate.
27193 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27195 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
27196 config/bfin/bfin.md, config/bfin/predicates.md: Follow
27197 spelling conventions.
27199 2007-02-04 Richard Guenther <rguenther@suse.de>
27201 PR middle-end/30636
27202 * fold-const.c (try_move_mult_to_index): Make sure to not
27203 overflow one dimension of a multi-dimensional array access.
27205 2007-02-04 Jan Hubicka <jh@suse.cz>
27207 * passes.c (init_optimization_passes): Reindent.
27209 2007-02-04 Jan Hubicka <jh@suse.cz>
27210 Eric Botcazou <ebotcazou@adacore.com>
27212 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
27213 (execute_fixup_cfg): Break out the abnormal goto code.
27214 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
27215 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
27216 (optimize_inline_calls): Call make_nonlocal_label_edges.
27218 2007-02-04 Jan Hubicka <jh@suse.cz>
27220 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
27221 true when something was changed.
27222 (rename_ssa_copies): When something was changed, do
27223 TODO_remove_unused_locals.
27224 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
27225 add TODO_remove_unused_locals when instruction was removed.
27227 2007-02-04 Jan Hubicka <jh@suse.cz>
27229 * ipa-inline.c (try_inline): Improve debug output; work on already
27231 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
27232 call try_inline for already inlined edges too when flattening;
27233 inline also functions that make callee growth but overall unit size
27236 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27238 * config/m32c/bitops.md, config/m32c/jump.md,
27239 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
27240 config/m32r/m32r.h, config/m32r/m32r.md,
27241 config/m32r/predicates.md, config/m68hc11/larith.asm,
27242 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
27243 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
27244 config/mips/mips-protos.h, config/mips/mips.c,
27245 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
27246 config/mn10300/mn10300.h, config/mn10300/predicates.md,
27247 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
27248 spelling conventions.
27250 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
27251 Follow spelling conventions.
27253 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
27255 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
27256 warn about C++0x compatibility.
27258 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
27260 * config/h8300/h8300.c, config/h8300/h8300.h,
27261 config/h8300/h8300.md: Follow spelling conventions.
27263 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
27265 PR middle-end/30667
27266 * combine.c (try_combine): Do not substitute source operand
27267 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
27269 2007-02-03 Jan Hubicka <jh@suse.cz>
27271 PR gcov-profile/30650
27272 * value-prof.c (stringop_block_profile): Fix handling of size counter;
27273 do not divide by zero for never executed counters.
27274 (tree_find_values_to_profile): Fix counters.
27275 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
27277 2007-02-03 Ian Lance Taylor <iant@google.com>
27279 * lower-subreg.c (simple_move_operand): New static function,
27280 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
27282 (simple_move): Call simple_move_operand.
27283 (find_decomposable_subregs): Add special handling of MEMs.
27284 (can_decompose_p): Rename from cannot_decompose_p. Reverse
27285 meaning of return value. If we see a hard register, test whether
27286 it can store a word_mode value. Change all callers.
27288 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27290 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
27291 ftrapv insns and expanders.
27292 (subdi3): Change define_expand operand 1 to arith11_operand, and
27293 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
27294 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
27295 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
27298 PR middle-end/30174
27299 * varasm.c (notice_global_symbol): Treat global objects as weak when
27300 flag_shlib is true.
27302 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27304 * emit-rtl.c (dconstpi): Delete.
27305 (dconstsqrt2): New.
27306 (init_emit_once): Delete dconstpi and init dconstsqrt2.
27307 * real.h (dconstpi): Delete.
27308 (dconstsqrt2): New.
27309 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
27310 (fold_builtin_hypot): Likewise.
27312 2007-02-03 Tom Tromey <tromey@redhat.com>
27315 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
27316 -gcoff3, -gxcoff3, -gvms3 implies -dD.
27318 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
27320 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
27321 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
27322 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
27323 config/rs6000/cell.md, config/rs6000/darwin.h,
27324 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
27325 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
27326 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
27327 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
27328 typos. Follow spelling conventions.
27329 * doc/invoke.texi: Follow spelling conventions.
27331 2007-02-03 Roger Sayle <roger@eyesopen.com>
27333 * simplify-rtx.c (simplify_relational_operation_1): Implement some
27334 canonicalization transformations that attempt to simplify integer
27335 constant comparisons to become comparisons against zero.
27337 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27339 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
27341 * fold-const.c (fold_binary): Fix comment typos. Fold complex
27342 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
27344 2007-02-02 Mike Stump <mrs@apple.com>
27346 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
27347 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
27348 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
27349 generate a branch island.
27351 2007-02-02 Bob Wilson <bob.wilson@acm.org>
27353 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
27354 (xtensa_legitimate_address_p): New.
27355 (xtensa_legitimize_address): New.
27356 (xtensa_output_addr_const_extra): New.
27357 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
27359 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
27360 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
27361 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
27362 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
27363 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
27364 (xtensa_legitimize_address): New.
27365 (xtensa_output_addr_const_extra): New.
27367 2007-02-02 Steve Ellcey <sje@cup.hp.com>
27369 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
27371 2007-02-02 Ian Lance Taylor <iant@google.com>
27373 * expmed.c (expand_divmod): Add comment.
27375 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
27377 * emit-rtl.c (renumber_insns): Remove.
27378 * flags.h: Remove the extern for flag_renumber_insns.
27379 * rtl.h: Remove the prototype for renumber_insns.
27380 * toplev.c (flag_renumber_insns): Remove.
27382 2007-02-02 Hui-May Chang <hm.chang@apple.com>
27384 Revert for x86 darwin:
27385 2005-06-19 Uros Bizjak <uros@kss-loka.si>
27387 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
27388 code before the following patch under TARGET_MACHO.
27389 (ix86_function_value_regno_p): Likewise.
27391 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27393 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
27396 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27399 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
27400 loads to general or fp registers. Add comments.
27401 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
27403 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
27405 * pointer-set.c (insert_aux): Only return insertion slot.
27406 (pointer_set_insert): Adjust.
27407 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
27408 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
27409 pointer_map_traverse): New.
27410 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
27411 pointer_map_create, pointer_map_destroy, pointer_map_insert,
27412 pointer_map_contains, pointer_map_traverse): Declare.
27414 2007-02-02 Jakub Jelinek <jakub@redhat.com>
27416 PR middle-end/30473
27417 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
27418 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
27420 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
27422 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
27424 (struct _dep): New type.
27425 (dep_t): New typedef.
27426 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
27427 (DEP_STATUS): New access macro. The macro with the same name was
27428 renamed to DEP_LINK_STATUS.
27429 (dep_init): Declare function
27431 (struct _dep_link): New type.
27432 (dep_link_t): New typedef.
27433 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
27434 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
27435 (DEP_LINK_STATUS): New macro.
27436 (debug_dep_links): New debug function.
27438 (struct _deps_list): New type.
27439 (deps_list_t): New typedef.
27440 (DEPS_LIST_FIRST): New access macro.
27441 (FOR_EACH_DEP_LINK): New cycle macro.
27442 (create_deps_list, free_deps_list, delete_deps_list): Declare
27444 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
27445 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
27446 (copy_deps_list_change_con): Ditto.
27448 (move_dep_link): Declare function.
27450 (struct _dep_node): New type.
27451 (dep_node_t): New typedef.
27452 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
27454 (struct haifa_insn_data.back_deps): New field to hold backward
27455 dependencies of the insn.
27456 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
27458 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
27459 Change its type to deps_list_t.
27460 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
27461 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
27462 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
27464 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
27466 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
27468 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
27470 (dep_cost): Declare.
27472 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
27473 (ds_to_dk, dk_to_ds): New functions.
27475 (init_dep_1): New static function.
27476 (init_dep): New function.
27477 (copy_dep): New static function.
27479 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
27481 (detach_dep_link): New static function.
27482 (move_dep_link): New function.
27484 (dep_links_consistent_p, dump_dep_links): New static functions.
27485 (debug_dep_links): New debugging function.
27487 (deps_obstack, dl_obstack, dn_obstack): New static variables.
27489 (alloc_deps_list, init_deps_list): New static functions.
27490 (create_deps_list): New function.
27491 (clear_deps_list): New static function.
27492 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
27493 (deps_list_consistent_p, dump_deps_list): New static functions.
27494 (debug_deps_list): New function.
27495 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
27497 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
27499 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
27500 use new scheduler dependencies lists.
27501 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
27502 (sched_analyze): Ditto. Initialize dependencies lists.
27503 (add_forw_dep, compute_forward_dependences): Update to use new
27504 scheduler dependencies lists.
27506 (init_dependency_caches): Init deps_obstack.
27507 (free_dependency_caches): Free deps_obstack.
27509 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
27510 new scheduler dependencies lists.
27511 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
27512 (add_back_forw_dep, delete_back_forw_dep): Ditto.
27514 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
27515 Update to use new scheduler dependencies lists.
27516 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
27517 (debug_dependencies): Ditto.
27518 (schedule_region): Update comments.
27520 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
27521 scheduler dependencies lists.
27522 (schedule_ebb): Update comments.
27524 * rtl.def (DEPS_LIST): Remove.
27526 * lists.c (unused_deps_list): Remove.
27527 (free_list): Update assertions.
27529 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
27530 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27532 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
27533 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
27535 * haifa-sched.c (comments): Update.
27536 (insn_cost1): Remove. Inline the code into insn_cost ().
27537 (insn_cost): Update to use new scheduler dependencies lists. Move
27538 processing of the dependency cost to dep_cost ().
27539 (dep_cost): New function. Use it instead of insn_cost () when
27540 evaluating cost of the dependency. Use compatible interface to
27541 interact with the target.
27542 (priority): Update to use new scheduler dependencies lists.
27543 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
27544 with greater number of insns that depend on the insn.
27545 (schedule_insn): Update to use new scheduler dependencies lists. Add
27546 code to free backward dependencies lists. Inline and optimize code
27547 from resolve_dep () - see PR28071.
27548 (ok_for_early_queue_removal): Update to use new scheduler dependencies
27549 lists. Update call to targetm.sched.is_costly_dependence hook.
27551 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
27552 scheduler dependencies lists.
27554 (resolve_dep): Remove. Move the logic to schedule_insn ().
27555 (init_h_i_d): Initialize dependencies lists.
27557 (process_insn_depend_be_in_spec): Rename to
27558 process_insn_forw_deps_be_in_spec. Update to use new scheduler
27559 dependencies lists.
27560 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
27561 Update to use new scheduler dependencies lists.
27562 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
27564 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
27565 new scheduler dependencies lists.
27566 (build_intra_loop_deps): Ditto.
27568 * target.h (struct _dep): Declare to use in
27569 gcc_target.sched.is_costly_dependence.
27570 (struct gcc_target.sched.adjust_cost): Fix typo.
27571 (struct gcc_target.sched.is_costly_dependence): Change signature to
27572 use single dep_t parameter instead of an equivalent triad.
27573 (struct gcc_target.sched.adjust_cost_2): Remove.
27575 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
27577 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
27579 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
27581 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
27583 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
27584 (REG_DEP_TRUE): Document.
27586 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
27587 Change signature to correspond to the targetm.sched.adjust_cost hook.
27588 Update use in TARGET_SCHED_ADJUST_COST_2.
27589 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
27590 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
27591 new scheduler dependencies lists.
27592 (ia64_gen_check): Ditto.
27594 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
27595 scheduler dependencies lists.
27597 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
27598 signature to correspond to the targetm.sched.is_costly_dependence hook.
27599 (is_costly_group): Update to use new scheduler dependencies lists.
27601 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
27602 instead of INSN_COST () macro.
27604 2007-02-01 Ian Lance Taylor <iant@google.com>
27606 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
27608 2007-02-01 Guy Martin <gmsoft@gentoo.org>
27610 * pa.md (tp_load): Correct mfctl instruction syntax.
27612 2007-02-01 Geoffrey Keating <geoffk@apple.com>
27614 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
27615 altivec_padding_size calculation on AIX. Improve comment, add
27616 assert to verify that it's right.
27618 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
27621 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
27623 PR inline-asm/28686
27624 * global.c (global_alloc): Add mising initialization of
27627 2007-02-01 Roger Sayle <roger@eyesopen.com>
27629 * alias.c (init_alias_analysis): Correct whitespace.
27630 * bb-reorder.c (fix_edges_for_rarely_executed_code,
27631 partition_hot_cold_basic_blocks): Likewise.
27632 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
27633 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
27634 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
27635 fold_builtin_snprintf_chk, fold_builtin_printf,
27636 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
27637 do_mpfr_arg3, do_mpfr_sincos): Likewise.
27638 * cfgcleanup.c (cleanup_cfg): Likewise.
27639 * cfgexpand.c (tree_expand_cfg): Likewise.
27640 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
27641 * function.c (get_next_funcdef_no): Likewise.
27642 * gengtype.c (main): Likewise.
27643 * genmodes.c (main): Likewise.
27644 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
27645 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
27646 * ifcvt.c (noce_emit_move_insn): Likewise.
27647 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
27649 * stor-layout.c (get_best_mode): Likewise.
27650 * tree-ssa-loop-niter.c (get_val_for): Likewise.
27651 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
27652 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
27653 perform_var_substitution, solve_graph): Likewise.
27654 * tree-vrp.c (vrp_finalize): Likewise.
27656 2007-02-01 Ian Lance Taylor <iant@google.com>
27658 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
27659 high part of a paradoxical subreg, return a constant zero.
27661 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
27663 * toplev.c (lang_dependent_init): Call init_set_costs.
27664 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
27666 2007-02-01 Richard Guenther <rguenther@suse.de>
27668 PR middle-end/30656
27669 * fold-const.c (fold_negate_expr): Allow negating a
27670 constant if overflow does not change.
27672 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27674 * doc/c-tree.texi (Expression trees): Improve markup.
27675 * doc/tm.texi (Register Classes, Addressing Modes)
27676 (Floating Point): Fix spacing after abbreviations. Fix some
27679 2007-02-01 Ben Elliston <bje@au.ibm.com>
27681 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
27682 * doc/contrib.texi: Likewise.
27683 * doc/install.texi: Likewise.
27685 2007-01-31 Richard Henderson <rth@redhat.com>
27686 Ian Lance Taylor <iant@google.com>
27688 * lower-subreg.c: New file.
27689 * rtl.def (CONCATN): Define.
27690 * passes.c (init_optimization_passes): Add pass_lower_subreg and
27691 pass_lower_subreg2.
27692 * emit-rtl.c (update_reg_offset): New static function, broken out
27693 of gen_rtx_REG_offset.
27694 (gen_rtx_REG_offset): Call update_reg_offset.
27695 (gen_reg_rtx_offset): New function.
27696 * regclass.c: Revert patch of 2006-03-05, restoring
27698 (clear_reg_info_regno): New function.
27699 * dwarf2out.c (concatn_loc_descriptor): New static function.
27700 (loc_descriptor): Handle CONCATN.
27701 * common.opt (fsplit_wide_types): New option.
27702 * opts.c (decode_options): Set flag_split_wide_types when
27704 * timevar.def (TV_LOWER_SUBREG): Define.
27705 * rtl.h (gen_reg_rtx_offset): Declare.
27706 (reg_scan_update): Declare.
27707 * regs.h (clear_reg_info_regno): Declare.
27708 * tree-pass.h (pass_lower_subreg): Declare.
27709 (pass_lower_subreg2): Declare.
27710 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
27711 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
27712 -fsplit-wide-types.
27713 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
27714 * Makefile.in (OBJS-common): Add lower-subreg.o.
27715 (lower-subreg.o): New target.
27717 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27719 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
27721 2007-01-31 Anatoly Sokolov <aesok@post.ru>
27724 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
27726 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27728 PR middle-end/29335
27729 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
27731 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
27733 * cfgloop.h: Include vec-prim.h.
27734 (enum li_flags): Remove LI_ONLY_OLD.
27735 (loop_iterator): Changed.
27736 (fel_next, fel_init): Iterate over loop tree.
27737 (FOR_EACH_LOOP_BREAK): New macro.
27738 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
27740 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
27741 * modulo-sched.c (sms_schedule): Ditto.
27742 * tree-vectorizer.c (vectorize_loops): Ditto.
27743 * doc/loop.texi: Update information on loop numbering and behavior of
27744 FOR_EACH_LOOP wrto new loops.
27745 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
27746 add_to_evolution_1): Test nestedness of loops instead of comparing
27748 * tree-chrec.c (chrec_fold_plus_poly_poly,
27749 chrec_fold_multiply_poly_poly, chrec_evaluate,
27750 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
27751 reset_evolution_in_loop): Ditto.
27752 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
27754 2007-01-31 Dirk Mueller <dmueller@suse.de>
27756 * c-common.c (warn_about_parentheses): Separate warning about
27757 un-parenthized sequence of comparison operators from the one
27758 which is supposed to warn about x <= y <= z.
27760 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
27762 * optabs.h (enum optab_index): Add new OTI_isinf.
27763 (isinf_optab): Define corresponding macro.
27764 * optabs.c (init_optabs): Initialize isinf_optab.
27765 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
27767 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
27768 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
27770 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
27771 expand_builtin_interclass_mathfn.
27772 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
27773 * config/i386/i386.md (UNSPEC_FXAM): New constant.
27774 (fxam<mode>2_i387): New insn pattern.
27775 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
27776 built-in functions as x87 inline asm.
27778 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27780 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
27782 2007-01-30 Eric Christopher <echristo@apple.com>
27784 * config.gcc: Add geode.
27786 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
27788 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
27789 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
27790 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
27791 value-prof.c: Fix comment typos.
27793 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27796 * doc/invoke.texi (Wpointer-arith): Document warning.
27798 2007-01-30 Janis Johnson <janis187@us.ibm.com>
27800 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
27801 the list of discrepancies from the draft TR.
27803 2007-01-30 Dirk Mueller <dmueller@suse.de>
27806 * doc/invoke.texi (-Wreturn-type): Update description to
27807 match new behavior.
27809 2007-01-30 Richard Sandiford <richard@codesourcery.com>
27811 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
27813 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
27815 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
27816 to handle optabs that operate on floating point input argument and
27817 output to integer output.
27818 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
27819 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
27820 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
27821 expand_builtin_interclass_mathfn ().
27822 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
27823 (ilogbsi2): Remove.
27824 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
27825 ilogbl built-in functions as x87 intrinsics.
27827 2007-01-30 Richard Guenther <rguenther@suse.de>
27829 PR middle-end/27657
27830 * dwarf2out.c (reference_to_unused): Query varpool if the
27831 variable was output.
27833 2007-01-30 Richard Guenther <rguenther@suse.de>
27835 PR middle-end/30313
27836 * passes.c (execute_one_pass): Reset in_gimple_form to not
27837 confuse non-unit-at-a-time mode.
27839 2007-01-29 Roger Sayle <roger@eyesopen.com>
27840 Richard Guenther <rguenther@suse.de>
27842 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
27843 avoid undefined behaviour on overflow. Use force_fit_type_double
27844 to construct the constant with the specified TREE_OVERFLOW.
27846 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27848 * config/dfp-bit.c: Add parameterized support for fp exceptions.
27849 * config/dfp-bit.h: Ditto.
27851 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27853 * c-decl.c (pop_scope): Replace warnings with call to
27854 warn_for_unused_label.
27855 * c-common.h (warn_for_unused_label): Declare.
27856 * c-common.c (warn_for_unused_label): Define.
27858 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27860 * tree-optimize.c (update_inlined_to_pointers): Delete unused
27863 2007-01-29 Janis Johnson <janis187@us.ibm.com>
27865 * Makefile.in (USER_H): Remove decfloat.h.
27866 * ginclude/decfloat.h: Delete, moving contents to ...
27867 * ginclude/float.h: Add support for decimal floating point,
27868 guarded by __STDC_WANT_DEC_FP__.
27870 2007-01-29 Mike Stump <mrs@apple.com>
27872 * doc/gccint.texi (Top): Rename Loop Representation to Loop
27873 Analysis and Representation to resolve case insensitive conflict.
27874 * doc/loop.texi (Loop Analysis and Representation): Likewise.
27876 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
27878 * tree.h (struct tree_memory_tag): Add aliases member.
27879 (MTAG_ALIASES): New macro.
27880 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
27881 (add_may_alias): Remove pointer-set. Update for may_aliases being
27883 (mark_aliases_call_clobbered): Update for may_aliases being a
27885 (compute_tag_properties): Ditto.
27886 (create_partition_for): Ditto.
27887 (compute_memory_partitions): Ditto.
27888 (dump_may_aliases_for): Ditto.
27889 (is_aliased_with): Ditto.
27890 (add_may_alias_for_new_tag): Ditto.
27891 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
27892 (compute_is_aliased): New function.
27893 (compute_may_aliases): Call compute_is_aliased).
27894 (init_alias_info): Initialize alias_bitmap_obstack.
27895 (union_alias_set_into): New function.
27896 (compute_flow_sensitive_aliasing): Use union_aliases_into.
27897 (have_common_aliases_p): Rewrite to take two bitmaps and use
27899 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
27900 Update for bitmaps.
27901 (finalize_ref_all_pointers): Update for add_may_alias changes.
27902 (new_type_alias): Ditto.
27903 * tree-flow-inline.h (may_aliases): Return a bitmap.
27904 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
27905 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
27906 may_aliases being a bitmap.
27907 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
27908 may_aliases now returns a bitmap.
27909 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
27911 * tree-ssa-operands.c (add_virtual_operand): Update for
27912 may_aliases being a bitmap.
27914 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
27916 PR tree-optimization/30630
27917 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
27918 variable as changed.
27920 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
27923 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
27924 expanded only once even if an error occurs.
27926 2007-01-29 Ben Elliston <bje@au.ibm.com>
27928 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
27929 (__gcov_average_profiler): Likewise.
27930 (__gcov_ior_profiler): Likewise.
27931 (__gcov_merge_ior): Likewise.
27933 2007-01-28 Jan Hubicka <jh@suse.cz>
27935 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
27936 * value-prof.c (stringop_block_profile): Likewise.
27938 2007-01-28 Jan Hubicka <jh@suse.cz>
27940 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
27941 Add variant handling histograms; add wrapper.
27942 (clear_storage_via_libcall): Export.
27943 (emit_block_move_hints): Break out from ...; add histograms.
27944 (emit_block_move): ... this one.
27945 (clear_storage_hints): Break out from ...; add histograms.
27946 (clear_storage): ... this one.
27947 (set_storage_via_memset): Handle histogram.
27948 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
27949 (clear_storage_hints, clear_storage_via_libcall): Declare.
27950 (set_storage_via_setmem): Update prototype.
27951 * doc/md.texi (movmem, setmem): Document new arguments.
27953 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
27954 Add new histograms.
27955 (stringop_block_profile): New global function.
27956 (tree_stringops_values_to_profile): Profile block size and alignment.
27957 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
27959 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
27960 (stringop_block_profile): Declare.
27961 * builtins.c: Include value-prof.h.
27962 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
27963 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
27964 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
27965 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
27966 * profile.c (instrument_values): Add new counters.
27967 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
27969 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
27970 (tree_init_edge_profiler): Build new profilers.
27971 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
27972 (pass_tree_profile): Add dump.
27973 (tree_profile_hooks): Update.
27974 * Makefile.in (LIBGCOV): Add new constants.
27975 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
27976 __gcov_ior_profiler): New.
27977 * i386.md (movmem/setmem expanders): Add new optional arguments.
27979 2007-01-28 David Edelsohn <edelsohn@gnu.org>
27981 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
27983 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
27985 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
27986 (tree_unswitch_single_loop): Pass eni_size_weights to
27987 tree_num_loop_insns.
27988 * tree-ssa-loop-manip.c: Include tree-inline.h.
27989 (can_unroll_loop_p): Pass eni_size_weights to
27990 tree_num_loop_insns.
27991 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
27992 Pass eni_size_weights to estimate_num_insns.
27993 * tree.h (init_inline_once): Export.
27994 * toplev.c (backend_init): Call init_inline_once.
27995 * cgraphunit.c (cgraph_process_new_functions,
27996 cgraph_analyze_function): Pass eni_inlining_weights to
27997 estimate_num_insns.
27998 * ipa-inline.c (compute_inline_parameters): Ditto.
27999 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
28000 to estimate_num_insns.
28001 (try_unroll_loop_completely): Pass eni_size_weights to
28002 tree_num_loop_insns.
28003 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
28004 ot estimate_num_insns.
28005 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
28006 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
28007 * tree-inline.c (eni_inlining_weights, eni_size_weights,
28008 eni_time_weights): New variables.
28009 (init_inline_once): Initialize them.
28010 (struct eni_data): Mew.
28011 (estimate_num_insns_1, estimate_num_insns): Use weights.
28012 * tree-inline.h (struct eni_weights_d): New.
28013 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
28014 (estimate_num_insns): Declaration changed.
28015 * cfgloop.h (tree_num_loop_insns): Declaration changed.
28016 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
28017 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
28019 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
28021 * tree-data-ref.c (conflict_fn): Assert that the number of affine
28022 relations in the conflict function is valid.
28024 2007-01-27 Ian Lance Taylor <iant@google.com>
28026 * common.opt: Add fstrict-overflow.
28027 * opts.c (decode_options): Set flag_strict_overflow if -O2.
28028 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
28029 (TYPE_OVERFLOW_UNDEFINED): Define.
28030 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
28032 * tree.h (TYPE_TRAP_SIGNED): Don't define.
28033 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
28034 (fold_negate_expr): Likewise.
28035 (make_range): Likewise.
28036 (extract_muldiv_1): Likewise.
28037 (maybe_canonicalize_comparison): Likewise.
28038 (fold_comparison): Likewise.
28039 (fold_binary): Likewise.
28040 (tree_expr_nonnegative_p): Likewise.
28041 (tree_expr_nonzero_p): Likewise.
28042 * tree-vrp.c (compare_values): Likewise.
28043 (extract_range_from_binary_expr): Likewise.
28044 (extract_range_from_unary_expr): Likewise.
28045 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
28047 (nowrap_type_p): Likewise.
28048 * tree-scalar-evolution.c (simple_iv): Likewise.
28049 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
28050 (build_range_check): Likewise.
28051 (extract_muldiv_1): Likewise.
28052 (fold_comparison): Likewise.
28053 * tree-vrp.c (vrp_int_const_binop): Likewise.
28054 (extract_range_from_unary_expr): Likewise.
28055 * convert.c (convert_to_integer): Likewise.
28056 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
28057 (fold_comparison): Likewise.
28058 (fold_binary): Likewise.
28059 * optabs.c (optab_for_tree_code): Likewise.
28060 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
28061 * simplify-rtx.c (simplify_const_relational_operation): Check
28062 flag_strict_overflow and flag_trapv.
28063 (simplify_const_relational_operation): Likewise.
28064 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
28065 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
28068 2007-01-27 Roger Sayle <roger@eyesopen.com>
28070 * tree.c (tree_fold_gcd): Delete.
28071 * tree.h (tree_fold_gcd): Remove prototype.
28072 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
28073 test whether one constant integer is a multiple of another. Instead
28074 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
28075 * fold-const.c (multiple_of_p): We've determined both TOP and
28076 BOTTOM are integer constants so we can call int_const_binop directly
28077 instead of the more generic const_binop.
28079 2007-01-27 Roger Sayle <roger@eyesopen.com>
28081 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
28082 1*X check that the constant hasn't overflowed, to preserve the
28084 (round_up): Provide an efficient implementation when rouding-up an
28085 INTEGER_CST to a power-of-two.
28087 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28089 * doc/sourcebuild.texi: Add comma for clarity.
28090 * doc/extend.texi: Fix some typos.
28091 * doc/passes.texi: Likewise.
28092 * doc/cppinternals.texi: Likewise.
28093 * doc/c-tree.texi: Likewise.
28094 * doc/tree-ssa.texi: Likewise.
28095 * doc/install.texi: Likewise.
28097 2007-01-27 Jan Hubicka <jh@suse.cz>
28099 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
28100 (pass_sra): Do not require alias information.
28101 * passes.c (init_optimization_passes): Add SRA
28103 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
28105 * tracer.c (rest_of_handle_tracer): We already cleaned
28106 up the CFG in tracer() so don't do it here again.
28107 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
28108 cleanup_cfg here, either. And don't call renumber_insns.
28110 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
28111 and BB_HEAD are in the insn stream here. Instead make sure
28112 that BB_INSN is valid on all insns. Also, do check here that
28113 there are no pending branch predictions...
28114 (rtl_verify_flow_info): ...instead of doing it here. Checks
28115 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
28118 2007-01-26 Roger Sayle <roger@eyesopen.com>
28120 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
28121 function to simplify/factorize operand order canonicalization.
28122 (ix86_fixup_binary_operands): Reorganize using the above function.
28123 (ix86_binary_operator_ok): Likewise.
28125 2007-01-27 Jakub Jelinek <jakub@redhat.com>
28127 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
28128 file scope from optimize_attrs.
28129 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
28131 (optimize_attrs): Clear insn_code_values after freeing it.
28133 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28135 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
28136 a parts.base assignment.
28138 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
28140 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
28141 (compute_subscript_distance, initialize_data_dependence_relation,
28142 finalize_ddr_dependent, analyze_ziv_subscript,
28143 analyze_siv_subscript_cst_affine,
28144 compute_overlap_steps_for_affine_univar,
28145 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
28146 analyze_siv_subscript, analyze_miv_subscript,
28147 analyze_overlapping_iterations, subscript_dependence_tester_1,
28148 compute_self_dependence, free_dependence_relation): Work
28149 with affine_fn instead of chrecs.
28150 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
28151 common_affine_function, affine_function_base,
28152 affine_function_constant_p, affine_fn_op, affine_fn_plus,
28153 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
28154 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
28155 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
28156 (all_chrecs_equal_p): Removed.
28157 * tree-data-ref.h (affine_fn, conflict_function): New types.
28158 (struct subscript): Change type of conflicting_iterations_in_a
28159 and conflicting_iterations_in_b.
28161 2007-01-26 Steve Ellcey <sje@cup.hp.com>
28164 * config/pa/pa.h (TARGET_HPUX_11): New.
28165 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
28166 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
28168 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
28169 Richard Guenther <rguenther@suse.de>
28171 * tree-ssa-structalias.c (solve_graph): Handle case
28172 we merged the variable to another.
28174 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28176 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
28179 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
28180 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
28182 2007-01-25 DJ Delorie <dj@redhat.com>
28184 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
28185 allow changes to modes which don't fit in those registers.
28187 * reload1.c (choose_reload_regs): Check for invalid subregs before
28188 computing their locations, not after.
28190 2007-01-25 Geoffrey Keating <geoffk@apple.com>
28193 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
28194 save Altivec registers in an eh_return function.
28195 (compute_vrsave_mask): Likewise.
28196 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
28197 for saving Altivec registers.
28198 (rs6000_emit_prologue): Don't allocate stack twice in
28199 eh_return function. Correct expected value of altivec_save_offset
28200 when using save_world. Describe save of R0 to stack when using
28201 save_world. Describe stack pointer adjustment when using
28202 save_world. Remove duplicated eh_return parameter register saving.
28203 Update sp_offset variable after save_world.
28204 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
28206 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
28207 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
28210 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28212 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
28214 2007-01-25 Steve Ellcey <sje@cup.hp.com>
28217 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
28218 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
28220 2007-01-25 Richard Guenther <rguenther@suse.de>
28222 * doc/invoke.texi (-Wcoverage-mismatch): Document.
28223 * common.opt (-Wcoverage-mismatch): New warning option.
28224 * coverage.c (get_coverage_counts): Ignore coverage mismatch
28225 if -Wcoverage-mismatch is given.
28227 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
28229 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
28230 (ipcp_driver): Change to static definition.
28231 Add dumping of the ifunctions.
28232 (constant_val_insert): Remove unused parameter. Support for SSA.
28233 (ipcp_propagate_const): Support for SSA.
28234 (ipcp_profile_bb_print): Print only analyzed nodes.
28235 (ipcp_replace_map_create): Remove support for Fortran constant
28237 * ipa-prop.c (ipa_method_modify_stmt,
28238 ipa_callsite_compute_param): Support for SSA.
28239 * ipa-prop.h (ipcp_driver): Remove declaration.
28240 (IS_VALID_TREE_MAP_INDEX): Add define.
28242 2007-01-24 Geoffrey Keating <geoffk@apple.com>
28244 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
28246 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28248 PR middle-end/30447
28249 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
28250 constant argument to cabs and do it without checking for
28251 -funsafe-math-optimizations.
28253 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
28255 * c-common.h (RID_FIRST_CXX0X): New.
28256 (RID_LAST_CXX0X): New.
28257 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
28259 * c.opt (Wc++0x-compat): New.
28260 * doc/invoke.texi (-Wc++0x-compat): Document.
28262 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28264 * builtins.c (fold_builtin_carg): New.
28265 (fold_builtin_1): Use it.
28267 2007-01-24 Jan Hubicka <jh@suse.cz>
28269 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
28271 * ipa-inline.c (initial_insns, max_insns): Delete.
28272 (compute_max_insns): New function.
28273 (cgraph_decide_inlining_of_small_function): Use it; take minimal
28274 amount of insns as base for code growth.
28275 (cgraph_decide_inlining): Make initial_insns local; do not compute
28277 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
28278 * doc/invoke.texi (inline-unit-growth): Update docs.
28280 2007-01-24 Jakub Jelinek <jakub@redhat.com>
28282 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
28283 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
28284 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
28285 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
28286 for CPUs that have PTA_CX16 set.
28288 PR middle-end/27416
28289 * gimplify.c (omp_check_private): New function.
28290 (gimplify_scan_omp_clauses): Use it for
28291 firstprivate/lastprivate/reduction.
28293 PR middle-end/30494
28294 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
28295 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
28297 PR middle-end/30421
28298 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
28299 If lower_lastprivate_clauses emits some statements, append them
28300 to dlist rather than body_p and to body_p append an initializer.
28301 (lower_omp_for): Adjust caller.
28303 2007-01-24 Steve Ellcey <sje@cup.hp.com>
28305 * target.h (globalize_decl_name): New.
28306 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28307 * output.h (default_globalize_decl_name): New.
28308 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
28310 (globalize_decl): Ditto.
28311 (default_globalize_decl_name): New.
28312 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
28313 (ia64_handle_version_id_attribute): New.
28314 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
28315 (ia64_asm_output_external): Use globalize_decl_name instead
28316 of globalize_label.
28317 * doc/extend.texi (version_id): New pragma.
28318 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
28320 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28322 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
28323 _uleb128_t and _Unwind_SWord with _sleb128_t.
28324 * unwind-dw2.c (extract_cie_info, execute_stack_op,
28325 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
28327 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
28328 * unwind-pe.h (read_uleb128, read_sleb128,
28329 read_encoded_value_with_base): Likewise.
28330 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
28332 2007-01-24 Richard Guenther <rguenther@suse.de>
28334 * builtins.c (expand_builtin_cexpi): Get the fndecl
28335 for cexp in the correct way.
28337 2007-01-24 Jan Hubicka <jh@suse.cz>
28339 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
28342 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
28344 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
28345 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
28346 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
28347 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
28348 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
28349 __SIZEOF_PTRDIFF_T__.
28350 * doc/cpp.texi: Documentation for the new builtin macros added.
28352 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
28354 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
28355 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
28356 instead of operands[2] to avoid access past the end of array.
28358 2007-01-24 Richard Sandiford <richard@codesourcery.com>
28360 * reload1.c (emit_reload_insns): Pass the reload register
28361 for a non-spill output reload through forget_old_reloads_1.
28363 2007-01-23 Joseph Myers <joseph@codesourcery.com>
28365 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28366 _SOFT_DOUBLE if doubles use software floating-point.
28367 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
28368 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28369 * config/rs6000/darwin-ldouble.c: Also compile functions for
28370 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
28371 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
28372 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
28373 commented-out long double override.
28374 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
28375 * config/rs6000/eabispe.h: Likewise.
28376 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
28377 long double for non-SPE.
28378 (rs6000_handle_option): Likewise.
28379 (invalid_e500_subreg): Disallow more subregs involding DImode,
28380 DFmode, TImode or TFmode.
28381 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
28383 (legitimate_lo_sum_address_p): Also check for TFmode for E500
28385 (rs6000_legitimize_address): Also handle TFmode for E500 double.
28386 (rs6000_legitimize_reload_address): Also handle TFmode for E500
28388 (rs6000_legitimate_address): Also check for TFmode for E500
28390 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
28391 (spe_build_register_parallel): Handle TFmode and TCmode.
28392 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
28394 (function_arg): Handle TFmode and TCmode for E500 double.
28395 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
28397 (print_operand): Handle TFmode and TImode for %y.
28398 (rs6000_generate_compare): Handle TFmode comparisons for E500
28400 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
28401 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
28402 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
28403 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
28404 TFmode for E500 double.
28405 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
28406 (floatsidf2): Enable for E500 double.
28407 (movtf_softfloat): Use rs6000_nonimmediate_operand.
28408 (extenddftf2): Change to extenddftf2_fprs.
28409 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
28410 depending on TARGET_E500_DOUBLE.
28411 (extendsftf2): Enable for E500 double.
28412 (trunctfdf2): Enable for E500 double.
28413 (trunctfsf2): Change to trunctfsf2_fprs.
28414 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
28415 depending on TARGET_E500_DOUBLE.
28416 (floatsitf2): Enable for E500 double.
28417 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
28418 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
28419 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
28420 (negtf2): Change to negtf2_internal.
28421 (negtf2): New expander.
28422 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
28423 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
28424 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
28425 (movdi_internal32): Use rs6000_nonimmediate_operand.
28426 (unnamed splitter): Likewise.
28427 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
28428 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
28429 (SPE64TF, DITI): New mode macros.
28430 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
28433 (frob_<mode>_di_2): New.
28434 (frob_tf_di_8_2): New.
28435 (frob_di_df): Change to frob_di_<mode>; allow more modes.
28437 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
28439 (frob_ti_<mode>_8_2): New.
28440 (frob_ti_tf_2): New.
28441 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
28442 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
28444 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
28445 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
28446 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
28447 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
28448 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
28449 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
28452 2007-01-23 Ian Lance Taylor <iant@google.com>
28454 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
28456 (OBJS-archive): Reformat, alphabetize.
28457 (OBJS): Change out_object_file to OBJS-md.
28459 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
28461 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
28462 JUMP_P and CALL_P predicates where applicable.
28463 * config/i386/i386.c: Ditto.
28464 * config/i386/i386.md: Ditto.
28465 * config/i386/mmx.md: Ditto.
28466 * config/i386/predicates.md: Ditto.
28468 2007-01-22 Andreas Schwab <schwab@suse.de>
28470 * config/m68k/m68k.h: Fix comment.
28472 2007-01-22 Jan Hubicka <jh@suse.cz>
28474 * passes.c (init_optimization_passes): Do not rerun
28475 pass_early_warn_uninitialized.
28477 2007-01-22 Richard Guenther <rguenther@suse.de>
28479 PR tree-optimization/30038
28480 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
28482 (execute_cse_sincos_1): Likewise.
28483 (execute_cse_sincos): Likewise.
28484 (gate_cse_sincos): Likewise.
28485 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
28486 the cexpi() canonicalization of sincos().
28487 * tree-pass.h (pass_cse_sincos): Declare.
28488 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
28490 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
28492 PR rtl-optimization/29329
28493 * combine.c (replaced_rhs_insn): Rename to i2mod.
28494 (replaced_rhs_value): Rename to i2mod_new_rhs.
28495 (i2mod_old_rhs): New global variable.
28496 (combine_instructions): Adjust for above change. Save a copy of
28497 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
28498 note are substituted in the second instruction.
28499 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
28500 ditch the note if it pertains to the second eliminated register
28501 and this register is mentioned in i2mod_old_rhs.
28504 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
28506 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
28507 the insn to which the note was originally attached.
28509 2007-01-21 Jan Hubicka <jh@suse.cz>
28511 * ipa-inline.c (inlining_mode): Comment, move up.
28512 (cgraph_decide_inlining_incrementally): Do not perform inlining
28513 itself; fix handling of flattening of self recursive functions.
28514 (cgraph_find_cycles): Remove.
28515 (cgraph_flatten_node): Remove.
28516 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
28517 (try_inline): New function.
28518 (cgraph_early_inlining): Update call of
28519 cgraph_decide_inlining_incrementally. Apply inlining here.
28520 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
28522 2007-01-21 Dirk Mueller <dmueller@suse.de>
28525 * tree-vrp.c (check_array_bounds): do not warn
28526 about ADDR_EXPR's of ARRAY_REF's which are immediately
28527 used in binary expressions.
28529 2007-01-21 Ira Rosen <irar@il.ibm.com>
28531 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
28532 read_write_dep and macros for its access.
28533 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
28534 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
28535 argument, call vect_check_interleaving for every independent pair of
28536 data-refs. Mark loads that access the same memory location as a store
28538 (vect_check_dependences): Remove.
28539 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
28540 call, fix the call to vect_analyze_data_ref_dependence.
28541 (vect_analyze_data_ref_access): For statements that access the same
28542 data-ref, check that they are not stores; for loads, check that there
28543 is no store that access the same location.
28545 2007-01-20 Roger Sayle <roger@eyesopen.com>
28546 Joseph Myers <joseph@codesourcery.com>
28548 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
28549 (-fdump-rtl-stack): Likewise.
28550 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
28551 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
28552 (-mpt-fixed): Use @minus{} for minus sign.
28553 (Using Precompiled Headers): Fix under/overfull hbox.
28555 2007-01-20 Jan Hubicka <jh@suse.cz>
28557 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
28558 place within annotation.
28560 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28562 * pa.c (output_move_double): Change array size of xoperands to 4.
28564 2007-01-20 Jan Hubicka <jh@suse.cz>
28566 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
28569 2007-01-19 Ian Lance Taylor <iant@google.com>
28571 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
28572 constant to unsigned HOST_WIDE_INT before negating.
28574 2007-01-19 Ian Lance Taylor <iant@google.com>
28576 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
28578 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
28579 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28580 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
28581 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28582 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
28583 (realloc_vdef, realloc_vuse): Change second parameter to
28585 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
28586 fields to unsigned.
28587 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
28588 unsigned. Change x and lim locals to unsigned.
28589 (realloc_vdef, realloc_vuse): Change num_elem parameter to
28591 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
28592 (copy_virtual_operands): Change i and n locals to unsigned.
28594 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28596 PR middle-end/29335
28597 * builtins.c (fold_builtin_1): Handle builtin fdim.
28599 2007-01-20 Jan Hubicka <jh@suse.cz>
28601 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
28602 * tree-ssa-structalias.c (compute_points_to_sets): Do call
28603 init_alias_heapvars.
28604 (init_alias_heapvars): Initialize only when not already initialized.
28605 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
28607 2007-01-19 Roger Sayle <roger@eyesopen.com>
28609 * common.opt (fsigned-zeros): New command line option.
28610 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
28611 of flag_unsafe_math_optimizations.
28612 * opts.c (set_fast_math_flags): The -ffast-math command line option
28613 implies -fno-signed-zeros.
28614 (fast_math_flags_set_p): Likewise.
28616 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
28617 the documentation of -ffast-math appropriately. Wrap long lines.
28619 2007-01-19 Steve Ellcey <sje@cup.hp.com>
28621 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
28622 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
28624 2007-01-19 Tomas Bily <tbily@suse.cz>
28626 * cgraphunit.c (cgraph_finalize_function): Updating of pid
28628 (tree_init_ic_make_global_vars): New function
28629 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
28630 (tree_gen_ic_profiler): New function
28631 (tree_gen_ic_func_profiler): New function
28632 (tree_profiling): Added calling of tree_gen_ic_func_profiler
28633 (tree_profile_hooks): Added hook for indirec/virtual calls
28634 * value-prof.c (tree_find_values_to_profile): New case for
28636 (tree_values_to_profile): Call for determining indirect/virtual
28638 (tree_indirect_call_to_profile): New function
28639 (tree_ic_transform): New function
28640 (tree_ic): New function
28641 (find_func_by_pid): New function
28642 (init_pid_map): New function
28643 (tree_value_profile_transformations): Added check for
28644 indirect/virtual call transformation
28645 * value-prof.h (enum hist_type): New counter type for
28646 indirect/virtual calls
28647 (profile_hooks): Added new hook for profiling indirect/virtual
28649 * profile.c (instrument_values): New case for indirect/virtual
28651 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
28652 (GCOV_COUNTER_V_INDIR): New counter type
28653 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
28654 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
28656 * cgraph.c: Definition of cgraph_max_pid
28657 (cgraph_create_node): Default init of pid attribute
28658 * cgraph.h: Declaration of cgraph_max_pid
28659 (struct cgraph_node): Added pid attribute
28660 * libgcov.c (__gcov_indirect_call_profiler): New function
28661 (__gcov_one_value_profiler_body): New function
28662 (__gcov_one_value_profiler): Body was moved to
28663 __gcov_one_value_profiler_body and calls it
28665 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
28667 * doc/gty.texi (Options): Document the mark_hook option to GTY.
28668 * gengtype.c (write_types_data, write_func_for_structure,
28669 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
28670 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
28671 (walk_type, write_func_for_structure): Generate the mark_hook if
28674 2007-01-19 Jan Hubicka <jh@suse.cz>
28676 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
28677 'early' argument take inlining mode argument specifying whether to
28678 inline for size/speeed or all functions; add support for flattening;
28680 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
28682 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28685 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
28686 the name of the declared identifier.
28688 2007-01-19 Dirk Mueller <dmueller@suse.de>
28690 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
28691 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
28692 duplicate evaluation.
28694 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28696 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
28697 Macroize expander using X87MODEF12 mode macro. Extend operand 1
28698 to XFMode, use acosxf2 and truncate result to requested mode.
28699 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
28700 (asin<mode>2): Similarly, with asin expanders.
28701 (*fscalexf4_i387): Rename from *fscalexf4.
28702 (expNcorexf3): New expander.
28703 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
28704 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
28705 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
28706 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
28707 patterns for SSE math.
28708 (exp10<mode>2): Similarly, with exp10 expanders.
28709 (exp2<mode>2): Similarly, with exp2 expanders.
28710 (expm1<mode>2): Similarly, with expm1 expanders.
28711 (ldexp<mode>3): Similarly, with ldexp expanders.
28712 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
28713 Use gen_truncxf<mode>2_i387_noop to truncate result.
28715 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28717 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
28718 for ColdFire targets.
28720 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
28721 Richard Sandiford <richard@codesourcery.com>
28723 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
28724 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
28725 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
28726 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
28727 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28728 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
28730 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28732 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
28733 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
28734 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
28735 (*adddi_dilshr32_cf): New pattern.
28736 (adddi3, subdi3): Remove first alternatives.
28738 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28740 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
28741 implemented using move.l, do not use its cc result for floating-point
28744 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28746 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
28747 from accepting 's' constraints if flag_pic.
28749 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28751 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
28752 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
28753 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
28754 condition from TARGET_68881 to TARGET_HARD_FLOAT.
28756 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
28758 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
28759 ColdFire alternatives.
28760 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
28761 * config/m68k/m68k.md (clzsi2): Define for ColdFire
28762 architectures that support ff1 instruction.
28764 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28765 Julian Brown <julian@codesourcery.com>
28767 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
28768 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
28769 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
28772 2007-01-19 Richard Sandiford <richard@codesourcery.com>
28774 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
28776 (output_move_const_into_data_reg, output_move_simode_const): Delete.
28777 * config/m68k/m68k.c (const_method, const_int_cost): Take a
28778 HOST_WIDE_INT instead of an rtx.
28779 (m68k_rtx_costs): Update call accordingly.
28780 (output_move_const_into_data_reg): Likewise. Fix formatting.
28781 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
28783 (output_move_simode_const): Update calls after above changes.
28784 Rework to use automatic variables and predicates like MEM_P.
28785 * config/m68k/m68k.md (pushexthisi_const): Update call to
28788 2007-01-19 Dirk Mueller <dmueller@suse.de>
28790 * tree-ssa-alias.c (perform_var_substitution): Fix typo
28791 in dump_flags test.
28793 2007-01-19 Richard Guenther <rguenther@suse.de>
28795 * builtins.c (expand_builtin_cexpi): Fall back to expanding
28796 via cexp in case sincos is not available.
28798 2007-01-19 Richard Guenther <rguenther@suse.de>
28800 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
28801 * defaults.h (TARGET_HAS_SINCOS): Default to off.
28802 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
28803 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
28804 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
28805 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
28806 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
28807 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
28809 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
28811 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
28813 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
28814 (atan2xf3): Directly generate RTL pattern.
28815 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
28816 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28817 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28818 disable patterns for SSE math.
28819 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
28820 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
28821 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
28822 disable patterns for SSE math.
28824 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
28826 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
28828 2007-01-18 Roger Sayle <roger@eyesopen.com>
28830 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
28831 VIEW_CONVERT_EXPR to the same type as it's operand.
28833 2007-01-18 David Edelsohn <edelsohn@gnu.org>
28835 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
28836 configured for long double 128.
28838 2007-01-18 Mike Stump <mrs@apple.com>
28840 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
28843 2007-01-18 Michael Meissner <michael.meissner@amd.com>
28845 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
28848 2007-01-18 Jan Hubicka <jh@suse.cz>
28850 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
28851 greater than NUM_VOP_FREE_BUCKETS.
28853 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
28855 * tree-ssa-structalias.c: Update comments.
28856 (ptabitmap_obstack): Removed.
28857 (pta_obstack): New.
28858 (oldpta_obstack): Ditto.
28859 (stats): Add a few members.
28860 (struct variable_info): Remove node, complex, address_taken, and
28861 indirect_target members. Add oldsolution member.
28862 (new_var_info): Do not initialize removed members.
28863 (constraint_expr_type): Remove INCLUDES.
28864 (constraint_graph): Add size, implicit_preds, rep,
28865 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
28866 (FIRST_REF_NODE): New macro.
28867 (LAST_REF_NODE): Ditto.
28868 (FIRST_ADDR_NODE): Ditto.
28869 (find): New function.
28871 (dump_constraint): Do not handle INCLUDES.
28872 (insert_into_complex): Do not insert duplicate constraints.
28873 (condense_varmap_nodes): Renamed and rewritten into ...
28874 (merge_node_constraints): This. Also fix bug in handling of
28875 offseted copy constraints.
28876 (clear_edges_for_node): No longer need to deal with preds at all,
28877 or removing associated preds/succs.
28878 (merge_graph_nodes): Deal with indirect_cycles.
28879 Don't deal with predecessors.
28880 (add_implicit_graph_edge): New function.
28881 (add_pred_graph_edge): Ditto.
28882 (add_graph_edge): Don't deal with predecessors.
28883 (build_constraint_graph): Removed.
28884 (build_pred_graph): New function.
28885 (build_succ_graph): Ditto.
28886 (struct scc_info): Removed in_component. Added roots, dfs, and
28887 node_mapping. Remove visited_index, unification_queue.
28888 (scc_visit): Deal with union-find we do now.
28889 Deal with cycles with REF nodes.
28890 (collapse_nodes): Renamed and rewritten to ...
28891 (unify_nodes): This.
28892 (process_unification_queue): Removed.
28893 (topo_visit): Cleanup
28894 (do_da_constraint): Use find.
28895 (do_sd_constraint): Ditto.
28896 (do_ds_constraint): Ditto.
28897 (do_complex_constraint): Ditto.
28898 (init_scc_info): Update for removed and added members.
28899 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
28900 (find_indirect_cycles): This.
28901 (equivalence_class): New variable.
28902 (label_visit): New function.
28903 (perform_variable_substitution): Rewritten.
28904 (free_var_substitution_info): New function.
28905 (find_equivalent_node): Ditto.
28906 (move_complex_constraints): Ditto.
28907 (eliminate_indirect_cycles): Ditto.
28908 (solve_graph): Only propagate changed bits.
28909 Use indirect cycle elimination.
28911 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
28912 (tree_id_eq): Renamed to ...
28913 (tree_vi_eq): This. Update for member change
28914 (insert_id_for_tree): Renamed and rewritten to ...
28915 (insert_vi_for_tree): This.
28916 (lookup_id_for_tree): Renamed and rewritten to ...
28917 (lookup_vi_for_tree): This.
28918 (get_id_for_tree): Renamed and rewritten to ...
28919 (get_vi_for_tree): Ditto.
28920 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
28921 (process_constraint): Don't handle INCLUDES.
28922 Remove special ADDRESSOF case.
28923 (find_func_aliases): Rewrite to use vi functions instead of id
28925 (create_function_info_for): Ditto.
28926 (create_variable_info_for): Ditto.
28927 (intra_create_variable_infos): Ditto.
28928 (merge_smts_into): Ditto.
28929 (find_what_p_points_to): Ditto.
28930 (init_base_vars): Ditto.
28931 (init_alias_vars): Ditto.
28932 (remove_preds_and_fake_succs): New function.
28933 (dump_sa_points_to_info): Dump new stats.
28934 (dump_solution_for_var): Use find.
28935 (set_used_smts): Fix formatting.
28936 (compute_points_to_sets): Updated for new functions.
28937 (ipa_pta_execute): Ditto.
28939 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28940 Richard Sandiford <richard@codesourcery.com>
28942 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
28944 * calls.c (expand_call): If the return value is a PARALLEL,
28945 extract its first member.
28946 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
28947 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28948 use FUNCTION_EXTRA_EPILOGUE.
28949 (m68k_function_value): Return a PARALLEL if the return value
28950 is of a pointer type.
28951 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
28952 (FUNCTION_EXTRA_EPILOGUE): Remove.
28953 * config/m68k/m68k.md (D0_REG): New constant.
28955 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28957 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
28958 output a NOP for empty epilogues.
28960 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28962 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
28963 before function. Extend register save check to include all
28964 registers, not just integer ones.
28966 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
28968 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
28969 (m68k_use_return_insn): ...this.
28970 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
28971 * config/m68k/m68k.c (use_return_insn): Rename to...
28972 (m68k_use_return_insn): ...this.
28973 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
28974 of USE_RETURN_INSN.
28976 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
28978 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
28979 nearest even, fix denormal rounding overflow.
28981 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28983 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
28984 f%$smove and f%$move.
28985 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
28986 (extendsfdf2_cf): Use fdmove instead of f%&move.
28987 (truncdfsf2_cf): Use fsmove instead of f%$smove.
28988 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
28990 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28992 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
28995 2007-01-18 Richard Sandiford <richard@codesourcery.com>
28997 * real.h (real_format): Add a canonical_nan_lsbs_set field.
28998 (coldfire_single_format): Declare.
28999 (coldfire_double_format): Likewise.
29000 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
29001 of qnan_msb_set to determine the lower bits of a canonical
29003 (encode_ieee_double): Likewise.
29004 (encode_ieee_quad): Likewise.
29005 (ieee_single_format): Initialize canonical_nan_lsbs_set.
29006 (mips_single_format): Likewise.
29007 (ieee_double_format): Likewise.
29008 (mips_double_format): Likewise.
29009 (ieee_extended_motorola_format): Likewise.
29010 (ieee_extended_intel_96_format): Likewise.
29011 (ieee_extended_intel_128_format): Likewise.
29012 (ieee_extended_intel_96_round_53_format): Likewise.
29013 (ibm_extended_format): Likewise.
29014 (mips_extended_format): Likewise.
29015 (ieee_quad_format): Likewise.
29016 (mips_quad_format): Likewise.
29017 (vax_f_format): Likewise.
29018 (vax_d_format): Likewise.
29019 (vax_g_format): Likewise.
29020 (i370_single_format): Likewise.
29021 (i370_double_format): Likewise.
29022 (decimal_single_format): Likewise.
29023 (decimal_double_format): Likewise.
29024 (decimal_quad_format): Likewise.
29025 (c4x_single_format): Likewise.
29026 (c4x_extended_format): Likewise.
29027 (real_internal_format): Likewise.
29028 (coldfire_single_format): New real_format.
29029 (coldfire_double_format): Likewise.
29030 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
29031 canonical_nan_lsbs_set.
29032 (pdp11_d_format): Likewise.
29033 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
29034 if TARGET_COLDFIRE_CPU.
29036 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29038 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
29039 (output_call, m68k_legitimize_call_address): Declare.
29040 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
29041 parenthesees. Add support for a 'W' constraint.
29042 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
29043 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
29044 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
29045 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
29047 (override_options): Initialize them. Do not set flag_no_function_cse
29048 for TARGET_ID_SHARED_LIBRARY.
29049 (m68k_output_pic_call): Delete.
29050 (m68k_legitimize_call_address): New function.
29051 (print_operand): Remove the %o prefix. Handle the %p prefix.
29052 (output_call): New function.
29053 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
29054 target address from the GOT if symbolic jumps are not allowed.
29055 * config/m68k/m68k.md (call, general_operand): Do not set
29056 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
29057 Merge separate flag_pic and !flag_pic define_insns into...
29058 (*call, *call_value): ...these new patterns. Match the address
29059 rather than the containing MEM and require it to be a call_operand.
29060 Use output_call to generate the asm template.
29061 * config/m68k/predicates.md (const_call_operand): New predicate.
29062 (call_operand): Likewise.
29064 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29066 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
29067 (STACK_GROWS_DOWNWARD): Define to 1.
29068 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
29069 comments, emphasizing that these values are only defaults.
29070 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
29071 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
29073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29075 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
29077 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
29078 Richard Sandiford <richard@codesourcery.com>
29080 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
29081 (FP_REGNO_P): New macros.
29082 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
29083 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
29084 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
29085 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
29087 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29089 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29090 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
29092 * config/m68k/t-floatlib: New file, extracting common code from...
29093 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
29094 * config/m68k/t-uclinux: Here.
29095 * config/m68k/fpgnulib.c: Do not compile extendeed precision
29096 routines on ColdFire targets.
29098 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
29100 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29101 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
29102 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
29103 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
29104 explicitly set MOTOROLA to 1.
29105 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
29107 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29108 Nathan Sidwell <nathan@codesourcery.com>
29110 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
29111 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
29112 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
29113 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
29114 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
29115 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
29116 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
29117 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
29118 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
29119 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29120 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
29121 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
29122 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
29123 (DBX_REGISTER_NUMBER): Delete.
29124 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
29125 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
29126 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
29128 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29130 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
29131 * config/flat.h: New file.
29132 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
29133 OBJECT_FORMAT_FLAT.
29134 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
29135 indirect references for -msep-data or -mid-shared-library.
29136 Do not use PC-relative code addresses either.
29137 * config/m68k/m68k.c (override_options): Restrict -fPIC error
29139 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
29140 for shared libraries and crt1.o for executables. Use crti.o and
29142 (ENDFILE_SPEC): Use crtend.o and crtn.o.
29143 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
29144 Do not add -elf2flt or -shared-lib-id options here.
29145 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
29146 Pass -shared-lib-id if -mid-shared-library, taking the library
29147 identifier from -mshared-library-id if given, otherwise
29149 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
29150 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
29151 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
29152 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
29153 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
29154 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
29156 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
29157 jump sequence for ISA A and ISA A+.
29158 (PICJUMP): Likewise.
29160 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29162 * config.gcc (m68k-*-uclinux*): Base the port on the common
29163 and m68k GNU/Linux files rather than on the generic ELF ones.
29164 * config/m68k/uclinux.h (TARGET_VERSION): Override.
29165 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
29167 2007-01-18 Julian Brown <julian@codesourcery.com>
29168 Richard Sandiford <richard@codesourcery.com>
29170 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
29171 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29172 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
29174 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
29175 80 unconditionally.
29176 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
29178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
29180 * doc/install.texi: Document m68k-uclinuxoldabi.
29181 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
29182 * config/m68k/uclinux-oldabi.h: New file, copied from
29183 config/m68k/uclinux.h.
29185 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
29187 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29188 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
29189 (m32r_compute_frame_size): Use unsigned for regno.
29190 (m32r_reload_lr): Use gen_frame_mem.
29192 (m32r_output_function_epilogue): Don't output the function epilogue
29194 (m32r_expand_epilogue): New.
29195 (direct_return): Return false if the function has the interrupt
29197 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
29198 * config/m32r/m32r.md (epilogue): New expander.
29199 (return_lr, return_rte): New insns.
29200 (return): Make it expander.
29201 (return_normal): New expander.
29203 2007-01-18 Josh Conner <jconner@apple.com>
29206 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
29207 support for UNLE, UNLT, UNGE, and UNGT.
29209 2007-01-18 Jan Hubicka <jh@suse.cz>
29211 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
29212 * tree-tailcall (add_virtual_phis): Likewise.
29213 (optimize_tail_call): Return TODOs.
29214 (execute_tail_calls): Return TODOs.
29215 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
29216 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
29218 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29219 Cleanup cfg using TODO.
29220 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
29221 * passes.c (execute_function_todo): When cleanup did something, remove
29223 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
29224 (make_edges): Don't cleanup_cfg.
29226 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
29228 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
29229 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
29230 operate on the top of stack.
29231 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
29232 register handling of instructions that output to the second
29234 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
29235 (move_for_stack_reg): Special-case check for dead destination
29236 stack slot for constant load of 1.0 inside UNSPEC_TAN.
29238 * config/i386/i386.md (UNSPEC_TAN): New constant.
29239 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
29240 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
29241 to correctly model move of constant 1.0 to top stack slot.
29242 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
29243 (unnamed peephole2 pattern): Remove corresponding peephole2
29244 pattern that optimizes tan insn and loading of constant 1.0.
29245 (tanxf2): Use fptanxf4_i387.
29246 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
29247 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
29248 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29249 disable patterns for SSE math.
29250 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
29251 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
29253 2007-01-18 Dirk Mueller <dmueller@suse.de>
29254 Richard Guenther <rguenther@suse.de>
29257 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
29258 * common.opt (Warray-bounds): Add new warning option.
29259 * c-opts.c (c_common_handle_option): Define -Warray-bounds
29261 * Makefile.in: make tree-vrp.o depend on toplev.h
29262 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
29264 (check_array_refs, check_array_bounds, check_array_ref): New.
29266 2007-01-18 Jan Hubicka <jh@suse.cz>
29268 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
29269 (execute_ssa_ccp): Return flags conditionally.
29270 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
29272 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
29274 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
29276 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
29277 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
29279 * Makefile.c (GTFILES): Add cfglayout.h.
29280 * gengtype.c (open_base_files): Likewise.
29281 * cfglayout.c (cfg_layout_function_footer,
29282 cfg_layout_function_header) Reindent to make gengtype happy.
29283 * cfglayout.h (cfg_layout_function_footer,
29284 cfg_layout_function_header): Add GTY(()) marker.
29286 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
29288 2007-01-18 Ben Elliston <bje@au.ibm.com>
29290 * genautomata.c (write_automata): Include xstrerror output in the
29291 error message if writing the DFA description file fails.
29293 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
29295 * config/mips/mips-protos.h (mips_output_external): Make it
29297 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
29298 * config/mips/mips.c (irix_output_external_libcall): Likewise.
29299 (extern_list): Likewise.
29300 (extern_head): Likewise.
29301 (TARGET_ASM_FILE_END): Likewise.
29302 (mips_file_end): Likewise.
29303 (mips_output_external): Rewritten.
29305 2007-01-18 Ben Elliston <bje@au.ibm.com>
29307 * genpreds.c (write_insn_preds_c): Only write out the function
29308 body for regclass_for_constraint if we have register constraints.
29310 2007-01-17 Tom Tromey <tromey@redhat.com>
29312 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
29313 * doc/install.texi (Testing): Use sourceware.org.
29314 (Binaries): Likewise.
29315 (Specific): Likewise.
29316 * doc/contrib.texi (Contributors): Use sourceware.org.
29318 2007-01-17 Anatoly Sokolov <aesok@post.ru>
29320 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
29321 (AVR_ENHANCED): Rename to ...
29322 (AVR_HAVE_MUL): ... new.
29323 (avr_enhanced_p): Rename to ...
29324 (avr_have_mul_p): ... new.
29325 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
29326 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
29327 * config/avr/avr.c (avr_enhanced_p): Rename to ...
29328 (avr_have_mul_p): ... new.
29329 (base_arch_s): Rename 'enhanced' to 'have_mul'.
29330 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
29331 'avr_enhanced_p' and 'enhanced'.
29332 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29333 AVR_HAVE_MUL instead of AVR_ENHANCED.
29334 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29335 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
29336 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
29337 instead of AVR_ENHANCED.
29338 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
29339 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
29340 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
29342 2007-01-17 Ian Lance Taylor <iant@google.com>
29344 * vec.h (VEC_reserve_exact): Define.
29345 (vec_gc_p_reserve_exact): Declare.
29346 (vec_gc_o_reserve_exact): Declare.
29347 (vec_heap_p_reserve_exact): Declare.
29348 (vec_heap_o_reserve_exact): Declare.
29349 (VEC_OP (T,A,reserve_exact)): New static inline function, three
29351 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
29352 negative parameter.
29353 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
29354 (VEC_OP (T,A,copy)) [all versions]: Likewise.
29355 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
29356 * vec.c (calculate_allocation): Add exact parameter. Change all
29358 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
29359 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
29360 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
29361 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
29362 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
29363 (vec_heap_p_reserve_exact): New function.
29364 (vec_heap_o_reserve_exact): New function.
29366 2007-01-17 Jan Hubicka <jh@suse.cz>
29368 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
29370 2007-01-17 Eric Christopher <echristo@apple.com>
29372 * config.gcc: Support core2 processor.
29374 2007-01-16 Jan Hubicka <jh@suse.cz>
29376 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
29377 the names, just unlink the chain so we don't crash on dangling
29381 2007-01-16 Jan Hubicka <jh@suse.cz>
29383 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
29384 * tree-pass.h: Reorder to make IPA passes appear toegher.
29385 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
29387 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
29388 parameters, do not call early inliner.
29389 * ipa-inline.c: Update comments. Include tree-flow.h
29390 (cgraph_decide_inlining): Do not compute inlining parameters.
29391 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
29392 be called with function context set up.
29393 (pass_ipa_inline): Remove unreachable functions before pass.
29394 (cgraph_early_inlining): Simplify assuming to be called from the
29396 (pass_early_inline): New pass.
29397 (cgraph_gate_ipa_early_inlining): New gate.
29398 (pass_ipa_early_inline): Turn into simple wrapper.
29399 (compute_inline_parameters): New function.
29400 (gate_inline_passes): New gate.
29401 (pass_inline_parameters): New pass.
29402 (apply_inline): Move here from tree-optimize.c
29403 (pass_apply_inline): New pass.
29404 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
29406 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
29407 doing them by hand.
29408 (tree_function_versioning): Do not allocate dummy struct function.
29409 * tree-inline.h (optimize_inline_calls): Update prototype.
29410 * tree-optimize.c (execute_fixup_cfg): Export.
29411 (pass_fixup_cfg): Remove
29412 (tree_rest_of_compilation): Do not apply inlines.
29413 * tree-flow.h (execute_fixup_cfg): Declare.
29414 * Makefile.in (gt-passes.c): New.
29415 * passes.c: Include gt-passes.h
29416 (init_optimization_passes): New passes.
29417 (nnodes, order): New static vars.
29418 (do_per_function_toporder): New function.
29419 (execute_one_pass): Dump current pass here.
29420 (execute_ipa_pass_list): Don't dump current pass here.
29422 2007-01-16 Janis Johnson <janis187@us.ibm.com>
29424 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
29425 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
29427 2007-01-16 David Edelsohn <edelsohn@gnu.org>
29429 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
29430 (strong_alias): Define.
29431 (__gcc_qmul): Provide non-FMA for soft-float.
29432 (__gcc_qdiv): Same.
29437 (__gcc_qunord): New.
29447 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
29448 soft-float functions.
29449 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
29450 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
29451 about long double soft float.
29453 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
29454 Tehila Meyzels <tehila@il.ibm.com>
29456 * tree-vectorizer.h (is_pattern_stmt_p): New.
29457 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
29458 formatting (tabs instead of spaces). Cleanup and clarify setting
29459 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
29460 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
29461 (vectorizable_type_demotion): Check that types are integral.
29462 (vectorizable_type_promotion): Likewise.
29463 (vectorizable_store): Fix typo. Eliminate new-line at end of
29466 2007-01-16 Jan Hubicka <jh@suse.cz>
29468 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
29471 2007-01-15 Eric Christopher <echristo@apple.com>
29473 * ifcvt.c: Include vec.h, vecprim.h.
29474 (check_cond_move_block): New argument regs.
29475 Reorganize. Add registers used to regs.
29476 (cond_move_process_if_block): Use regs set above as
29479 2007-01-15 Eric Christopher <echristo@apple.com>
29481 * config/darwin.h: Update copyright.
29482 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
29483 (LINK_COMMAND_SPEC): Add -u.
29484 (LINK_SPEC): Fix umbrella for above.
29486 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
29488 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
29491 2007-01-15 Tom Tromey <tromey@redhat.com>
29493 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
29494 * doc/install.texi (Testing): Don't mention jacks.
29495 (Configuration): Document --enable-java-maintainer-mode. Move
29496 --with-java-home to libgcj-specific section. Document
29498 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
29500 2007-01-15 Jan Hubicka <jh@suse.cz>
29502 * tree-ssa-dce.c (DCE_TODOs): New.
29503 (propagate_necessity): Return if something changed.
29504 (eliminate_unnecessary_stmts): Likewise.
29505 (perform_tree_ssa_dce): Return TODO flags when needed.
29506 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
29508 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
29510 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
29511 (fyl2x_extend<mode>xf3_i387): New insn pattern.
29512 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
29513 patterns using X87MODEF12 mode macro. Extend operand 1
29514 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29515 (log10<mode>2): Ditto.
29516 (log2<mode>2): Ditto.
29517 (log1p<mode>2): Ditto.
29518 (logb<mode>2): Ditto.
29519 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
29520 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
29521 (*fxtractxf3_i387): Rename from *fxtractxf3.
29522 (fxtract_extend<mode>xf3_i387): New insn pattern.
29523 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
29524 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
29525 and gen_fyl2xxf3_i387().
29527 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
29529 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
29530 * cfgloopmanip.c (fix_loop_placement): Made static. Use
29531 get_loop_exit_edges. Changed return type to bool.
29532 * cfgloop.h (fix_loop_placement): Declaration removed.
29534 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
29536 * param.h (MIN_VECT_LOOP_BOUND): New.
29537 * params.def (MIN_VECT_LOOP_BOUND): New.
29538 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
29539 argument - minimum threshold for number of iterations.
29540 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
29541 argument to declaration.
29542 * tree-vect-analyze.c (vect_analyze_operations): Check value of
29543 MIN_VECT_LOOP_BOUND.
29544 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
29545 slpeel_tree_peel_loop_to_edge with additional argument.
29546 (vect_do_peeling_for_alignment): Likewise.
29547 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
29549 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
29552 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
29553 operands of size 1.
29555 2007-01-14 Jan Hubicka <jh@suse.cz>
29557 * tree-dfa.c (remove_referenced_var): New function.
29558 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
29559 prune referenced vars list too.
29560 * tree-flow.h (remove_referenced_var): Declare.
29562 2007-01-14 Jan Hubicka <jh@suse.cz>
29564 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
29566 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
29567 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
29568 * except.h (verify_eh_throw_table_statements): Kill prototype.
29569 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
29570 into call exrepssions.
29571 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
29573 * tree-cfg.c: Include pointer-set.h.
29574 (verify_node_sharing): Work on pointer set.
29575 (verify_eh_throw_stmt_node): New.
29576 (verify_stmts): Use pointers sets, verify throw_stmt.
29578 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
29580 * ipa-reference.c (analyze_function): Consider also addresses taken
29583 2007-01-12 Roger Sayle <roger@eyesopen.com>
29585 * c-typeck.c (null_pointer_constant_p): Replace use of
29586 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29587 (build_c_cast): Likewise.
29589 2007-01-12 Roger Sayle <roger@eyesopen.com>
29591 * tree.h (force_fit_type_double): Remove unused final argument.
29592 * c-common.c (constant_expression_warning): Replace use of
29593 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29594 (convert_and_check): Likewise.
29595 (shorten_compare): Update call to force_fit_type_double.
29596 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
29597 * convert.c (convert_to_pointer): Update call to
29598 force_fit_type_double.
29599 * fold-const.c (force_fit_type_double): Remove overflowed_const
29601 (int_const_binop, fold_convert_const_int_from_int,
29602 fold_convert_const_int_from_real, fold_div_compare,
29603 fold_sign_changed_comparison, fold_unary, fold_negate_const,
29604 fold_abs_const, fold_not_const): Remove the final argument from
29605 calls to force_fit_type_double.
29607 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
29609 * configure.ac: Set insn to "nop" for spu-*-* also.
29610 * configure: Regenerate.
29612 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
29614 * builtins.def : Add BUILT_IN_FREE.
29616 2007-01-12 Jan Hubicka <jh@suse.cz>
29618 PR tree-optimization/30443
29619 * tree-inline.c (tree_function_versioning): Do not optimize when
29620 cloning for inlining.
29622 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
29624 * doc/loop.texi: Document recording of loop exits.
29625 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
29626 (update_single_exits_after_duplication,
29627 update_single_exit_for_duplicated_loop,
29628 update_single_exit_for_duplicated_loops): Removed.
29629 (duplicate_loop_to_header_edge): Do not call
29630 update_single_exits_after_duplication and
29631 update_single_exit_for_duplicated_loops.
29632 (loop_version): Do not update single_exit information.
29633 (fix_loop_structure): Use record_loop_exits instead of
29634 mark_single_exit_loops.
29635 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
29636 the lists of loop exits.
29637 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
29638 split_edge, merge_blocks): Update the lists of loop exits.
29639 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
29640 loop_optimizer_init.
29641 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
29642 of mark_single_exit_loops.
29643 (loop_optimizer_finalize): Call release_recorded_exits.
29644 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
29645 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
29646 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
29647 update single exit information.
29648 * lambda-code.c (perfect_nestify): Ditto.
29649 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
29650 (mark_single_exit_loops): Removed.
29651 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
29652 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
29653 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
29655 (get_loop_exit_edges, single_exit): Use recorded exit lists.
29656 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
29657 (verify_loop_structure): Verify consistency of the exit lists.
29658 (flow_loops_find): Use alloc_loop. Initialize exits hash.
29659 (set_single_exit): Removed.
29660 * cfgloop.h (struct loop_exit): New function.
29661 (struct loop): single_exit_ field replaced by exits field.
29662 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
29663 LOOPS_HAVE_RECORDED_EXITS.
29664 (struct loops): Added exits hash.
29665 (mark_single_exit_loops, set_single_exit): Declaration removed.
29666 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
29668 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29670 * doc/invoke.texi: Avoid use of @headitem.
29672 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29674 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
29676 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29678 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
29681 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29682 Richard Sandiford <richard@codesourcery.com>
29684 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
29685 * config/m68k/m68k.opt: Resort options.
29686 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
29688 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29689 Richard Sandiford <richard@codesourcery.com>
29691 * doc/invoke.texi: Document the macros that are defined by
29692 m68k's -mtune and -mhard-float options.
29693 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
29694 (m68k_cpp_cpu_family): Likewise.
29695 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
29696 of __ucfv*__ macros. Define __mcffpu__ if generating code for
29697 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
29698 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
29699 (m68k_cpp_cpu_family): Likewise.
29701 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29703 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
29704 macros besides mc68000 as tuning macros. Use a switch statement
29705 to set them and mcpu32.
29707 2007-01-12 Julian Brown <julian@codesourcery.com>
29709 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
29710 (TARGET_68040_ONLY): Rename to...
29711 (TARGET_68040): ...this.
29712 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
29713 * config/m68k/m68k.md: Likewise.
29715 2007-01-12 Julian Brown <julian@codesourcery.com>
29716 Nathan Sidwell <nathan@codesourcery.com>
29717 Richard Sandiford <richard@codesourcery.com>
29719 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
29720 the -mcpu= argument associated with the --with-cpu setting.
29721 Define M68K_DEFAULT_TUNE to the default -mtune= option,
29722 if different from the one implied by the -mcpu setting.
29723 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
29724 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
29725 * doc/invoke.texi: Mention ColdFire in the introduction to the
29726 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
29727 -mno-div and -mhard-float options. Make -m68881 a synonym for
29728 -mhard-float. Document the previously-undocumented -m5206e,
29729 -m528x, -m5307 and -m5407 options. Tweak the existing option
29730 documentation for consistency.
29731 * doc/install.texi: Mention new --with-cpu arguments.
29732 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
29733 default CPU if neither -mcpu nor -march are specified.
29734 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
29735 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
29736 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
29737 using m68k_tune to decide between families that implement the
29738 same ISA. Use m68k_tune to set __mcfv4e__.
29739 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
29740 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
29741 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
29742 (FL_ISA_C, FL_ISA_MMU): New macros.
29743 (MASK_COLDFIRE): Delete.
29744 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
29745 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
29746 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
29747 (TARGET_HARD_FLOAT): Do not define here.
29748 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
29749 (TUNE_68000): New macro.
29750 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
29751 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
29752 (TUNE_CFV2): Redefine in terms of m68k_tune.
29753 (uarch_type, target_device, fpu_type): New enums.
29754 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
29755 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
29756 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
29757 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
29758 (FL_FOR_isa_c): New macros.
29759 (m68k_isa): New enum.
29760 (m68k_target_selection): New structure.
29761 (all_devices, all_isas, all_microarchs): New tables.
29762 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
29763 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
29764 (MASK_ALL_CPU_BITS): Delete.
29765 (m68k_find_selection): New function.
29766 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
29767 Map the legacy target options to a combination of the new ones.
29768 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
29769 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
29770 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
29772 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
29773 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
29775 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
29776 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
29777 * config/m68k/m68k-devices.def: New file.
29779 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29780 Nathan Sidwell <nathan@codesourcery.com>
29782 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
29783 (SUBTARGET_EXTRA_SPECS): New macros.
29784 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
29785 use %(asm_cpu_spec) instead.
29786 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
29787 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
29788 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
29789 (EXTRA_SPECS): Rename to...
29790 (SUBTARGET_EXTRA_SPECS): ...this.
29792 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
29793 Richard Sandiford <richard@codesourcery.com>
29794 Julian Brown <julian@codesourcery.com>
29796 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
29797 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
29798 to the configuration's default CPU.
29799 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
29800 Remove default masks.
29801 (m680[012]0-*-*): Set the default with_cpu to the first part of
29803 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
29804 (m68k*-*-linux): Extend the --with-cpu handling to...
29805 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
29806 and m68010. Don't set target_cpu_default2.
29807 * doc/install.texi: Document --with-cpu for m68k.
29808 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
29809 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
29810 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
29811 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
29812 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
29813 (ASM_SPEC): Remove use of %(asm_cpu_default).
29814 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
29815 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
29816 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
29817 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
29818 __HAVE_FPU__ if TARGET_HARD_FLOAT.
29819 (TARGET_DEFAULT): Delete.
29820 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
29821 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
29822 (CPP_CPU_SPEC): Delete.
29823 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
29824 the appropriate string.
29825 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
29826 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
29827 (ASM_SPEC): Don't use %(asm_default_spec).
29828 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
29829 TARGET_DEFAULT and add MASK_68881.
29830 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
29832 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29834 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
29835 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
29836 MASK_68010 alongside MASK_68020.
29837 * doc/invoke.texi: Document -m68010.
29838 * config/m68k/m68k.opt (m68010): New.
29839 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
29841 (TUNE_68010): New macro.
29842 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
29843 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
29844 (M68K_CPU_m68332): Add MASK_68010.
29845 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
29846 fallback definition.
29847 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
29849 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
29850 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
29851 to all entries that use MASK_68020.
29852 (output_move_simode_const, output_move_himode, output_move_qimode)
29853 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
29854 instead of TARGET_68020 to select clr behavior. Remove comment
29855 about there being no TARGET_68010.
29856 * config/m68k/m68k.md: Likewise throughout.
29858 2007-01-12 Julian Brown <julian@codesourcery.com>
29860 * config/m68k/m68k.h (TARGET_ISAB): New macro.
29861 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
29862 * config/m68k/m68k.md: Likewise.
29864 2007-01-12 Julian Brown <julian@codesourcery.com>
29866 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
29867 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
29869 2007-01-12 Julian Brown <julian@codesourcery.com>
29871 * config/m68k/m68k.h (TUNE_68040_60): New macro.
29872 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
29873 * config/m68k/m68k.md: Likewise.
29875 2007-01-12 Julian Brown <julian@codesourcery.com>
29876 Richard Sandiford <richard@codesourcery.com>
29878 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
29879 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
29880 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
29882 (TARGET_CPU32): Rename to...
29883 (TUNE_CPU32): ...this.
29884 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
29885 (TUNE_CFV2): New macros.
29886 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
29887 remove conditions that are implied by TARGET_68020.
29888 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
29889 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
29890 (m68k_output_function_epilogue): Likewise.
29891 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
29892 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
29893 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
29894 non-68000 timings. Refactor multiplication and division costs.
29895 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
29896 TUNE_CPU32 instead of TARGET_CPU32.
29897 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
29898 and TUNE_68060 instead of TARGET_68060.
29899 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
29900 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
29902 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
29903 && !TARGET_COLDFIRE" to choose between moveq and clr.
29904 Likewise in the unnamed movsf pattern.
29905 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
29906 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
29909 2007-01-12 Richard Sandiford <richard@codesourcery.com>
29911 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
29912 of tabbing before backslashes.
29914 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29916 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
29917 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
29918 (ASM_OUTPUT_INTERNAL_LABEL): Define.
29920 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29922 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
29923 find_interesting_uses_cond.
29924 (find_interesting_uses_cond): Use extract_cond_operands.
29925 (rewrite_use_compare): Use extract_cond_operands and
29926 force_gimple_operand_bsi. Do not call update_stmt.
29927 (determine_use_iv_cost_condition): Use extract_cond_operands.
29928 Return cheaper of using original bound and changing the exit bound.
29930 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
29932 PR tree-optimization/29516
29933 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
29934 most_expensive_mult_to_index, addr_to_parts,
29935 create_mem_ref, maybe_fold_tmr): Make the type of
29936 fields of TARGET_MEM_REF sizetype.
29937 (move_fixed_address_to_symbol, move_pointer_to_base):
29939 * tree.def (TARGET_MEM_REF): Add comment on types of
29942 2007-01-11 Joseph Myers <joseph@codesourcery.com>
29944 * c-common.c (vector_types_convertible_p): Treat opaque types as
29945 always convertible if they have the same size, but not otherwise.
29947 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
29949 * ifcvt.c (struct noce_if_info): Add comments to the fields.
29950 Remove the b_unconditional field.
29951 (noce_try_sign_mask): Do not look at b_unconditional.
29952 (noce_process_if_block): Do not use merge_if_blocks. Update
29953 the CFG here. Do not set b_unconditional.
29954 (cond_move_process_if_block): Likewise.
29955 (find_cond_trap): Likewise.
29956 (check_cond_move_block): Require simple jump insns at the end
29957 of the basic block.
29959 2007-01-11 Jan Hubicka <jh@suse.cz>
29961 PR tree-optimization/1046
29962 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
29963 when alias info is not ready.
29964 (pass_tail_recursion): Do not require aliasing.
29965 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
29966 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
29967 * tree-ssa-copy.c (pass_copy_prop): Likewise.
29968 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
29969 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
29970 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
29971 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
29973 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
29974 When aliasing is not build, mark statement as volatile.
29976 2007-01-11 Tom Tromey <tromey@redhat.com>
29978 PR preprocessor/15185, PR preprocessor/20989:
29979 * doc/cppopts.texi <-MT>: Update description of algorithm for
29980 computing default target.
29981 <-M, -MD>: Reword "basename" text.
29983 2007-01-11 Roger Sayle <roger@eyesopen.com>
29985 * builtins.c (expand_builtin_pow, expand_builtin_powi,
29986 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
29987 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
29988 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
29989 fold_builtin_bswap, real_constp, fold_builtin_pow,
29990 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
29991 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
29992 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
29993 * convert.c (convert_to_pointer): Likewise.
29994 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
29995 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
29996 const_binop, fold_convert_const_int_from_int,
29997 fold_convert_const_int_from_real,
29998 fold_convert_const_real_from_real, sign_bit_p,
29999 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
30000 fold_sign_changed_comparison, fold_unary, fold_comparison,
30001 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
30002 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
30003 * print-tree.c (print_node_brief, print_node): Likewise.
30004 * stor-layout.c (place_field, layout_type): Likewise.
30005 * tree-chrec.c (keep_cast): Likewise.
30006 * tree.c (build_vector, build_real, build_real_from_int_cst,
30007 build_complex): Likewise.
30009 2007-01-11 Roger Sayle <roger@eyesopen.com>
30011 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
30012 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
30014 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
30016 * configure.ac (strict1_warn): Rename to strict_warn.
30017 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
30018 cc_set_by_configure, quoted_cc_set_by_configure,
30019 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
30020 all_boot_languages, all_stagestuff): Remove.
30021 (target_list): Remove bootstrap targets.
30022 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
30023 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
30024 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
30025 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
30026 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
30027 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
30028 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
30029 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
30030 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
30031 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
30032 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
30033 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
30034 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
30035 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
30036 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
30037 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
30038 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
30039 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
30040 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
30041 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
30042 (mostlyclean): Adjust.
30043 (clean, distclean): Don't mention bootstrap stuff.
30044 * configure: Regenerate.
30045 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
30046 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
30047 treelang/config-lang.in (stagestuff): Remove.
30048 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
30049 stageprofile, stagefeedback, stagestuff): Remove mention.
30051 2007-01-11 Nick Clifton <nickc@redhat.com>
30053 * config/mcore/predicates.md (mcore_general_movesrc_operand):
30055 (mcore_general_movdst_operand): Do not accept CONST_INTs.
30056 (mcore_arith_K_S_operand): Run the test for the S constraint not
30057 the test for the M constraint.
30058 (mcore_addsub_operand): Do not accept integer values that are
30059 larger than 32 bits.
30060 * config/mcore/mcore.md: Remove unused constraints from split.
30061 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
30062 (addsi3): Likewise.
30063 (allocate_stack): Likewise.
30064 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
30065 operands to 32 bits.
30066 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
30068 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
30069 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
30070 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
30071 mcore_output_bclri, mcore_output_andn, output_inline_const,
30072 mcore_output_move, mcore_output_movedouble): Likewise.
30073 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
30074 (output_inline_const): Likewise.
30075 (output_inline_const): Fix format strings used in sprintf
30077 * config/mcore/mcore-protos.h: Update prototypes for changed
30078 functions in mcore.c.
30079 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
30080 HOST_WIDE_INT and not int.
30081 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
30082 CONST_OK_FOR_N): Likewise.
30083 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
30084 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
30087 2007-01-10 Jan Hubicka <jh@suse.cz>
30089 * tree-vrp.c (remove_range_assertions): Release defs.
30090 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
30091 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
30093 2007-01-10 Paul Brook <paul@codesourcery.com>
30095 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
30096 * config/arm/arm.md (mulsi3subsi): New insn.
30098 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
30100 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
30101 (tree_transform_and_unroll_loop): New.
30102 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
30105 2007-01-10 Robert Kennedy <jimbob@google.com>
30107 * fold-const.c (fold_comparison): Fold comparisons like (x *
30108 1000 < 0) to (x < 0).
30110 2007-01-10 Ian Lance Taylor <iant@google.com>
30112 * tree-pretty-print.c (dump_generic_node): Print parentheses when
30113 operands have the same priority.
30115 2007-01-10 Tom Tromey <tromey@redhat.com>
30117 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
30118 (fold_binary): Likewise.
30119 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
30120 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
30121 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
30122 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
30123 * langhooks.h (struct lang_hooks): Removed field
30124 'can_use_bit_fields_p'.
30126 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
30128 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
30130 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
30132 * function.c (get_last_funcdef_no): New function.
30133 * function.h (get_last_funcdef_no): Declare.
30134 * tree-inline.c (initialize_cfun): Add initialization.
30135 (tree_function_versioning): Cleanup.
30137 2007-01-10 Jan Hubicka <jh@suse.cz>
30139 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
30142 2007-01-10 Sa Liu <saliu@de.ibm.com>
30143 Ben Elliston <bje@au.ibm.com>
30145 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
30146 for SAVE_NONLOCAL and Pmode for any other save level.
30147 * spu-protos.h (spu_restore_stack_block): Declare.
30148 * spu.md (save_stack_block): Remove.
30149 (restore_stack_block): Call spu_restore_stack_block.
30150 * spu.c (spu_restore_stack_block): New function.
30151 (spu_expand_epilogue): Remove old comment.
30153 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
30155 PR tree-optimization/30322
30156 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
30157 (cand_value_at): Return the value as aff_tree.
30158 (may_eliminate_iv): Convert the bound from aff_tree to tree.
30159 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
30160 aff_combination_mult): New functions.
30161 (aff_combination_add): Use aff_combination_add_cst.
30162 (aff_combination_convert): Allow conversions to a wider type.
30163 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
30164 * tree-affine.h (aff_combination_mult): Declare.
30166 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
30168 * doc/tm.texi: Update documentation to reflect reality of exec
30169 and start file search behaviours. Update copyright year.
30170 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
30171 header file directories.
30173 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
30175 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
30176 (*cosxf2): Rename to cosxf2_i387.
30177 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
30178 using X87MODEF12 mode macro. Rename patterns to
30179 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
30181 (*cosdf2, *cossf2): Ditto.
30182 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
30183 to match extended input operands.
30184 (sincos<mode>3): New expander.
30185 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
30186 insn patterns and corresponding splitters.
30188 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
30190 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
30191 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
30193 2007-01-09 Nicolas Pitre <nico@cam.org>
30196 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
30198 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30200 * target.h (struct gcc_target): New field library_rtti_comdat.
30201 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
30202 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
30203 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
30204 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
30206 2007-01-08 Geoffrey Keating <geoffk@apple.com>
30208 * doc/invoke.texi (Optimize Options): Correct description of -O0.
30210 2007-01-08 Richard Guenther <rguenther@suse.de>
30212 * tree.h (force_fit_type_double): Export.
30213 (force_fit_type): Remove.
30214 * fold-const.c (force_fit_type_double): New function.
30215 (force_fit_type): Remove.
30216 (int_const_binop): Use it.
30217 (fold_convert_const_int_from_int): Likewise.
30218 (fold_convert_const_int_from_real): Likewise.
30219 (fold_div_compare): Likewise.
30220 (fold_sign_changed_comparison): Likewise.
30221 (fold_unary): Likewise.
30222 (fold_negate_const): Likewise.
30223 (fold_abs_const): Likewise.
30224 (fold_not_const): Likewise.
30225 * c-common.c (shorten_compare): Use force_fit_type_double.
30226 * convert.c (convert_to_pointer): Likewise.
30228 2007-01-08 Richard Guenther <rguenther@suse.de>
30230 * tree.h (build_int_cst_wide_type): Export.
30231 * tree.c (build_int_cst_wide_type): New function.
30232 (build_int_cst_wide): Fix comment.
30233 * builtins.c (fold_builtin_object_size): Use build_int_cst
30234 to build -1 or 0 of the correct type. Use fit_double_type
30235 to check for overflow.
30236 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
30238 (decode_field_reference): Likewise.
30239 (all_ones_mask_p): Likewise.
30240 (native_interpret_int): Use build_int_cst_wide_type.
30241 (fold_binary): Use build_int_cst_type to build an all-ones
30243 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
30245 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
30247 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
30249 2007-01-09 Ben Elliston <bje@au.ibm.com>
30251 * genautomata.c (STATS_OPTION): New option.
30252 (stats_flag): New flag.
30253 (gen_automata_option): Handle it.
30254 (initiate_automaton_gen): Ditto.
30255 (write_automata): Output statistics only if stats_flag is
30256 set. Likewise, output time statistics only if time_flag is set.
30257 * doc/md.texi (Processor pipeline description): Document new flag.
30259 2007-01-08 Richard Guenther <rguenther@suse.de>
30261 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
30262 * tree.c (build_int_cst_type): Likewise.
30263 (size_in_bytes): Don't call force_fit_type on the result.
30264 (int_fits_type_p): Use fit_double_type.
30265 * fold-const.c (fit_double_type): New function.
30266 (force_fit_type): Use it.
30267 * tree.h (fit_double_type): Export.
30269 2007-01-08 Jan Hubicka <jh@suse.cz>
30271 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
30272 * ipa.c (function_and_variable_visibility): Fix return type.
30274 2007-01-08 Richard Guenther <rguenther@suse.de>
30276 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
30277 of offset to build the index.
30278 * tree-pretty-print.c (dump_generic_node): Don't build negated
30279 const just for printing.
30280 * c-pretty-print.c (pp_c_integer_constant): Likewise.
30281 * builtins.c (fold_builtin_int_roundingfn): Check if result
30282 fits the type by using force_fit_type and comparing the result.
30283 * predict.c (predict_loops): Use compare_tree_int for comparison.
30284 * tree.c (build_int_cst): Fall back to integer_type_node for
30286 (build_int_cst_wide): Assert type is non-null.
30288 2007-01-08 Roberto Costa <roberto.costa@st.com>
30290 * tree-vrp.c (extract_range_from_cond_expr): New.
30291 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
30292 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
30294 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
30295 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
30296 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
30297 used as expressions.
30298 * tree-object-size.c (cond_expr_object_size): New.
30299 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
30301 2007-01-08 Jan Hubicka <jh@suse.cz>
30303 * tree-ssa-forwprop.c (forward_propagate_into_cond,
30304 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
30307 2007-01-08 Richard Guenther <rguenther@suse.de>
30309 PR tree-optimization/23603
30310 * tree-vrp.c (set_value_range_to_truthvalue): New function.
30311 (extract_range_from_binary): Fall back to truthvalue instead of
30312 varying for TRUTH_*_EXPR.
30313 (extract_range_from_comparison): Fall back to truthvalue instead of
30315 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
30316 if all visited PHI values were constant.
30318 2007-01-08 Jan Hubicka <jh@suse.cz>
30320 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
30321 (cgraph_analyze_function): break out from ...
30322 (cgraph_finalize_compilation_unit): ... here.
30323 (cgraph_expand_function): Remove forgoten commented out line.
30324 (cgraph_optimize): Analyze functions.
30326 2007-01-08 Jan Hubicka <jh@suse.cz>
30328 * tree-pas.h (TODO_remove_function): New flag.
30329 (TODO_update*): Renumber.
30330 (pass_ipa_increase_alignment,
30331 pass_ipa_function_and_variable_visibility): New passes.
30332 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
30333 (cgraph_function_and_variable_visibility): Move to ipa.c
30334 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
30335 cgraph_increase_alignment.
30336 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
30337 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
30338 calling tree-inline.
30339 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
30340 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
30341 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
30342 (gate_increase_alignment): New function.
30343 (pass_ipa_increase_alignment): New pass.
30344 * ipa.c: Inline tree-pass.h and timevar.h
30345 (function_and_variable_visibility): Move here from cgraphunit.c
30346 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
30347 * passes.c (init_optimization_passes): Add the two new passes.
30348 (execute_todo): Handle cgraph_remove_functions.
30350 2007-01-08 Nick Clifton <nickc@redhat.com>
30352 * config/frv/predicates.md (reg_or_0_operand): Accept
30355 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
30357 * config/bfin/rtems.h, config/bfin/t-rtems: New.
30358 * config.gcc: Add bfin*-rtems*.
30360 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30362 * c.opt: Add -flax-vector-conversions.
30363 * c-typeck.c (convert_for_assignment): Pass flag to
30364 vector_types_convertible_p to allow emission of note.
30365 (digest_init): Likewise.
30366 * c-opts.c: Handle -flax-vector-conversions.
30367 * c-common.c (flag_lax_vector_conversions): New.
30368 (vector_types_convertible_p): Unless -flax-vector conversions
30369 has been passed, disallow conversions between vectors with
30370 differing numbers of subparts and/or element types. If such
30371 a conversion is disallowed, possibly emit a note on the first
30372 occasion only to inform the user of -flax-vector-conversions.
30373 The new last argument specifies this.
30374 * c-common.h (flag_lax_vector_conversions): New.
30375 (vector_types_convertible_p): Add extra argument.
30376 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
30377 char_type_node for V*QI type vectors.
30378 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
30379 Update to satisfy new typechecking rules.
30380 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
30381 C and C++ variants.
30382 * doc/invoke.texi (C Dialect Options): Document
30383 -flax-vector-conversions.
30385 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
30387 PR tree-optimization/29877
30388 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
30389 a register variable on the RHS to not be replaceable.
30391 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
30392 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
30393 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
30394 const_simm15, const_pow2, const_npow2): Added.
30395 * config/score/misc.md (insv, extv, extzv, movmemsi,
30396 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
30397 * config/score/score.c (score_address_cost, score_select_cc_mode):
30399 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
30400 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
30401 Update score_print_operand.
30402 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
30403 Adjust register allocate order and update some macro define.
30404 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
30405 mdx_block_move_straight, mdx_block_move_loop_head,
30406 mdx_block_move_loop_body, mdx_block_move_loop_foot,
30407 mdx_block_move_loop, mdx_block_move): Added.
30408 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
30409 mdp_limm): Updated and fix some bug and typo.
30410 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
30411 (movsf, movdf, doloop_end): Added.
30413 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
30415 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
30416 config/arm/thumb2.md: Fix comment typos.
30417 * doc/extend.texi: Fix a typo.
30419 2007-01-07 Eric Christopher <echristo@apple.com>
30421 * configure.ac: Check for __stack_chk_fail for darwin.
30422 * configure: Regenerate.
30424 2007-01-07 Richard Guenther <rguenther@suse.de>
30426 * tree-vrp.c (extract_range_from_assert): CSE calls to
30427 compare_values where possible.
30428 (extract_range_from_unary_expr): Likewise.
30430 2007-01-07 Anatoly Sokolov <aesok@post.ru>
30432 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
30433 * config/avr/avr.c (call_insn_operand): Delete function.
30434 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
30435 instead of register number. Use predicates.
30436 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
30437 call_insn_operand): Add.
30439 2007-01-06 Jan Hubicka <jh@suse.cz>
30441 * tree-pass.h (pass_build_cgraph_edges): Declare.
30442 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
30443 (visited_nodes): Remove.
30444 (cgraph_create_edges): Move to cgraphbuild.c; rename to
30445 build_cgrpah_edges; make visited_nodes local.
30446 (cgraph_process_new_functions): DO not call initialize_inline_failed.
30447 (record_references_in_initializer): Move to cgraphbuild.c
30448 (initialize_inline_failed, rebuild_cgraph_edges,
30449 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
30450 (verify_cgraph_node): Make visited_nodes local.
30451 (cgraph_analyze_function): Do not call cgraph_create_edges and
30452 initialize_inline_failed.
30453 (cgraph_expand_function): Do not call cgraph_lower_function;
30454 assert that function is already lowered.
30455 * Makefile.in (cgraphbuild.o): New.
30456 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
30457 at the end of lowering passes.
30459 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
30461 * ifcvt.c (cond_move_convert_if_block): New function, code
30462 factored out from...
30463 (cond_move_process_if_block): ...here. Call the new function
30464 on the THEN and ELSE blocks.
30465 (merge_if_block): Do not copy global_live_at_end, merge_blocks
30466 already takes care of this.
30468 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30471 * tree.h (TREE_OVERFLOW_P): New.
30472 * c-typeck.c (parser_build_unary_op): Warn only if result
30473 overflowed and operands did not.
30474 (parser_build_binary_op): Likewise.
30475 (convert_for_assignment): Remove redundant overflow_warning.
30476 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
30478 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30480 * c-typeck.c (store_init_value): Split over two lines to follow
30481 the GNU coding style.
30483 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
30485 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
30486 __GXX_EXPERIMENTAL_CXX0X__.
30487 * doc/cpp.texi: Same.
30489 2007-01-05 Richard Guenther <rguenther@suse.de>
30491 PR middle-end/27826
30492 * tree.c (get_narrower): Do not construct COMPONENT_REFs
30493 with mismatched types. Instead explicitly build a
30494 conversion NOP_EXPR.
30496 2007-01-05 Ian Lance Taylor <iant@google.com>
30498 * c-common.c (decl_with_nonnull_addr_p): New function.
30499 (c_common_truthvalue_conversion): Call it.
30500 * c-typeck.c (build_binary_op): Likewise.
30501 * c-common.h (decl_with_nonnull_addr_p): Declare.
30503 2007-01-05 Jakub Jelinek <jakub@redhat.com>
30506 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
30509 2007-01-05 Joel Brobecker <brobecker@adacore.com>
30511 * doc/install.texi (Final install): Document the fact that
30512 the GNAT runtime should not be stripped.
30514 2007-01-04 Jan Hubicka <jh@suse.cz>
30516 * tree-inline.c (fold_marked_statements): Update operand caches
30517 and EH after folding
30519 2007-01-04 Ian Lance Taylor <iant@google.com>
30521 * c-common.c (check_function_nonnull): Whitespace fix.
30523 2007-01-04 Jan Hubicka <jh@suse.cz>
30525 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
30526 comitted older version of patch.
30527 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
30528 function, celanup cfg and collect garbage.
30530 2007-01-04 Mike Stump <mrs@apple.com>
30532 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
30535 2007-01-04 Eric Christopher <echristo@apple.com>
30537 * libgcc2.c (__bswapsi2): Use SItype.
30538 (__bswapdi2): Use DItype.
30539 * libgcc2.h: Update for above.
30541 2007-01-04 Paul Brook <paul@codesourcery.com>
30543 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
30544 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
30545 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
30546 umulsidi3, umulsidi3adddi, smulsi3_highpart,
30547 umulsi3_highpart): Make conditional on !arm_arch6.
30548 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
30549 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
30550 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
30551 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
30552 umulsi3_highpart_v6): New insns.
30554 2007-01-04 Roger Sayle <roger@eyesopen.com>
30556 * fold-const.c (fold_convert): When casting an expression to void,
30557 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
30558 have a type. Instead of attempting to build a NOP_EXPR, return
30559 these "special" trees directly.
30561 2007-01-04 Joseph Myers <joseph@codesourcery.com>
30563 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
30564 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
30565 rs6000_cost->fp not 0 as adjustment for outer NEG.
30567 2007-01-04 Jan Hubicka <jh@suse.cz>
30569 * cgraph.c (cgraph_release_function_body): New function.
30570 (cgraph_remove_node): Use it.
30571 * cgraph.h (cgraph_release_function_body): Declare.
30572 * cgraphunit.c (cgraph_expand_function): Use it.
30573 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
30574 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
30575 is initialized and while compilation of other function is running.
30576 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
30577 statement CFG annotations from here to ...
30578 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
30580 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
30582 * cfgloop.h (enum li_flags): Make the constants powers of two.
30584 2007-01-04 Jan Hubicka <jh@suse.cz>
30586 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
30588 (fold_marked_statements): New function.
30589 (optimize_inline_calls, tree_function_versioning): Fold new statements.
30590 * tree-inline.h (copy_body_data): Add statements_to_fold.
30592 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
30594 * config.gcc: Mention libgcc/config.host.
30595 * Makefile.in: Update comments mentioning libgcc.
30596 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
30597 (all.cross, start.encap, rest.encap, rest.cross): Update
30598 dependencies for libgcc move.
30599 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
30600 (clean-target, clean-target-libgcc): Delete.
30601 (srcdirify, GCC_EXTRA_PARTS): New macros.
30602 (libgcc-support, libgcc.mvars): New rules.
30603 (distclean): Remove mention of mklibgcc.
30604 (install): Don't reference INSTALL_LIBGCC.
30605 (install-common): Don't reference EXTRA_PARTS.
30606 (install-libgcc, install-multilib): Delete rules.
30607 * mklibgcc.in: Delete file.
30608 * doc/configfiles.texi: Don't mention mklibgcc.
30610 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
30611 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
30612 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
30613 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
30614 (mklibgcc, ldblspecs): Likewise.
30616 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
30617 (posixpre.def): Use $(T).
30618 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
30619 (SHLIB_SRC, SHLIB_INSTALL): Delete.
30620 (SHLIB_LINK): Make dummy.
30621 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
30623 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
30625 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
30626 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
30627 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
30628 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
30630 * configure.ac (all_outputs): Remove mklibgcc.
30631 * configure: Regenerated.
30633 2007-01-03 Josh Conner <jconner@apple.com>
30635 PR middle-end/29683
30636 * calls.c (compute_argument_addresses): Set stack and stack_slot
30637 for partial args, too.
30638 (store_one_arg): Use locate.size.constant for the size when
30639 generating a save_area.
30641 2007-01-03 Robert Kennedy <jimbob@google.com>
30643 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
30644 whose definitions are deleted due to basic block merging.
30646 2007-01-03 Paul Brook <paul@codesourcery.com>
30649 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
30651 (use_return_insn): Return 0 for Thumb interrupt functions.
30652 (print_multi_reg): Add rfe argument for IRQ returns.
30653 (arm_output_epilogue): Pop interrupt return address directly into PC.
30654 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
30656 2007-01-03 Paul Brook <paul@codesourcery.com>
30658 Merge from sourcerygxx-4_1.
30659 * config/arm/thumb2.md: New file.
30660 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
30662 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
30663 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30664 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
30665 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
30667 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
30668 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
30670 * config/arm/ieee754-sf.S: Ditto.
30671 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
30672 (thumb1_base_register_rtx_p): ... to this.
30673 (thumb_index_register_rtx_p): Rename...
30674 (thumb1_index_register_rtx_p): ... to this.
30675 (thumb_output_function_prologue): Rename...
30676 (thumb1_output_function_prologue): ... to this.
30677 (thumb_legitimate_address_p): Rename...
30678 (thumb1_legitimate_address_p): ... to this.
30679 (thumb_rtx_costs): Rename...
30680 (thumb1_rtx_costs): ... to this.
30681 (thumb_compute_save_reg_mask): Rename...
30682 (thumb1_compute_save_reg_mask): ... to this.
30683 (thumb_final_prescan_insn): Rename...
30684 (thumb1_final_prescan_insn): ... to this.
30685 (thumb_expand_epilogue): Rename...
30686 (thumb1_expand_epilogue): ... to this.
30687 (arm_unwind_emit_stm): Rename...
30688 (arm_unwind_emit_sequence): ... to this.
30689 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
30690 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
30691 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
30692 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
30693 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
30694 thumb2_output_casesi): New functions.
30695 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
30696 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
30697 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
30698 THUMB2_WORK_REGS): Define.
30699 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
30700 arm_condexec_mask, arm_condexec_masklen)): New variables.
30701 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
30702 (arm_override_options): Check new CPU capabilities.
30703 Set new architecture flag variables.
30704 (arm_isr_value): Handle v7m interrupt functions.
30705 (user_return_insn): Return 0 for v7m interrupt functions. Handle
30707 (const_ok_for_arm): Handle Thumb-2 constants.
30708 (arm_gen_constant): Ditto. Use movw when available.
30709 (arm_function_ok_for_sibcall): Return false for v7m interrupt
30711 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
30712 (thumb_find_work_register, arm_load_pic_register,
30713 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
30714 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
30715 print_multi_reg, output_mov_long_double_fpa_from_arm,
30716 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
30717 output_mov_double_fpa_from_arm, output_move_double,
30718 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
30719 output_return_instruction, arm_output_function_prologue,
30720 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
30721 arm_output_mi_thunk, thumb_set_return_address): Ditto.
30722 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
30723 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
30724 (arithmetic_instr, shift_op): Use arm_shift_nmem.
30725 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
30727 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
30728 (thumb_expand_prologue): Use thumb_set_frame_pointer.
30729 (arm_file_start): Output directive for unified syntax.
30730 (arm_unwind_emit_set): Handle stack alignment instruction.
30731 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
30732 Add v6t2, v7, v7a, v7r and v7m.
30733 (RETLDM): Add Thumb-2 code.
30734 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
30735 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
30736 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
30737 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
30738 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
30739 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
30740 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
30741 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
30742 ADJUST_INSN_LENGTH): Define.
30743 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
30744 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
30745 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
30746 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
30747 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
30748 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
30749 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
30750 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
30751 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
30752 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
30753 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
30754 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
30755 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
30756 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
30757 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
30758 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
30759 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
30761 * config/arm/arm-tune.md: Regenerate.
30762 * config/arm/arm-protos.h: Update prototypes.
30763 * config/arm/vfp.md: Enable patterns for Thumb-2.
30764 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
30765 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
30766 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
30767 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
30768 * config/arm/libunwind.S: Add Thumb-2 code.
30769 * config/arm/constraints.md: Update include Thumb-2.
30770 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
30771 * config/arm/ieee754-df.S: Ditto.
30772 * config/arm/bpabi.S: Ditto.
30773 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
30774 * config/arm/predicates.md (low_register_operand,
30775 low_reg_or_int_operand, thumb_16bit_operator): New.
30776 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
30777 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
30778 * config/arm/t-arm-elf: Add armv7 multilib.
30779 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
30781 (UNSPEC_STACK_ALIGN, ce_count): New.
30782 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
30783 arm_zero_extendsidi2, arm_zero_extendqidi2): New
30785 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
30786 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
30787 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
30788 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
30789 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
30790 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
30792 * doc/extend.texi: Document ARMv7-M interrupt functions.
30793 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
30795 2007-01-03 Jakub Jelinek <jakub@redhat.com>
30797 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
30798 (struct _Unwind_Context): Rename args_size to flags, remove
30799 signal_frame field, add a new args_size field and version field.
30800 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
30801 _Unwind_IsExtendedContext): New inline functions.
30802 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
30803 Assume by_value array is only present if _Unwind_IsExtendedContext.
30804 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
30805 _Unwind_IsSignalFrame.
30806 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
30807 (uw_update_context_1): Use _Unwind_SetSignalFrame.
30808 (uw_init_context_1): Initialize context->flags to
30809 EXTENDED_CONTEXT_BIT.
30810 * config/rs6000/linux-unwind.h (frob_update_context): Use
30811 _Unwind_SetSignalFrame.
30813 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30815 PR middle-end/30353
30816 * gimplify.c (gimplify_modify_expr_complex_part): Move below
30817 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
30820 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
30822 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
30823 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
30824 RET, AT_SP): Remove.
30825 * config/i386/i386.md (*sse_prologue_save_insn): Use return
30828 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30829 * cfgbuild.c (find_basic_blocks): Likewise.
30830 * cfgrtl.c (rtl_create_basic_block): Likewise.
30831 * function.c (temp_slots_at_level): Likewise.
30832 * reg-stack.c (stack_regs_mentioned): Likewise.
30833 * regclass.c (allocate_reg_info): Likewise.
30834 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30835 set_bb_for_stmt, move_block_to_fn): Likewise.
30836 * tree-complex.c (tree_lower_complex): Likewise.
30837 * vec.h (VEC_safe_grow_cleared): New.
30839 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
30841 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
30843 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
30844 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
30846 * cfgloopmanip.c (scale_loop_frequencies): Export.
30847 (loopify): Scale the frequencies by prescribed coefficients.
30848 (set_zero_probability): New function.
30849 (duplicate_loop_to_header_edge): Improve updating of frequencies.
30850 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
30851 and frequencies according to arguments.
30852 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
30854 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
30855 * modulo-sched.c (sms_schedule): Set probabilities for entering
30856 versioned loop correctly.
30857 * tree-vect-transform.c (vect_transform_loop): Ditto.
30858 * cfgloop.h (loopify, loop_version): Declaration changed.
30859 (scale_loop_frequencies): Declared.
30861 2007-01-02 Jan Hubicka <jh@suse.cz>
30863 * cgraph.c: Include tree-flow.h
30864 (cgraph_add_new-function): Handle IPA_SSA mode; execute
30865 early_local_passes.
30866 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
30867 * tree-pass.h (pass_all_early_optimizations): Declare.
30868 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
30869 early_local_passes.
30870 (cgraph_analyze_function): Do early_local_passes.
30871 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30872 Do not add referenced vars.
30873 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
30875 (gate_all_early_local_passes): New gate.
30876 (pass_early_local_passes): Use new gate.
30877 (execute_early_local_optimizations): New functions.
30878 (gate_all_early_optimizations): New gate.
30879 (pass_all_early_optimizations): New pass.
30880 (execute_free_datastructures): Free SSA only when initialized.
30881 (gate_init_datastructures): Init only when optimizing.
30882 (tree_lowering_passes): Do early local passes when called late.
30883 * tree-profile.c (do_tree_profiling): Don't profile functions added
30885 (do_early_tree_profiling, pass_early_tree_profile): Kill.
30886 * tree-cfg.c (update_modified_stmts): Do not update when operands are
30888 * passes.c (init_optimizations_passes): Reorder so we go into SSA
30889 during early_local_passes.
30890 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
30893 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30895 * Makefile.in: Update copyright year.
30897 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
30899 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
30900 in $(lang_checks) and check-consistency targets.
30902 2007-01-02 Jan Hubicka <jh@suse.cz>
30904 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
30905 Do not add referenced vars.
30906 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
30908 * passes.c (init_optimization_passes): Put mudflap_2 after
30909 free_datastructures.
30911 2007-01-02 Jan Hubicka <jh@suse.cz>
30913 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
30914 Set NOTHROW flag on call statements proved to be nothrow.
30915 Update statement of local calls so new pure/const functions are
30916 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
30918 (tree_rest_of_compilation): Register hooks and initialize bitmap
30919 early. Do not set after_inlining flag.
30921 2007-01-02 Steve Ellcey <sje@cup.hp.com>
30923 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
30924 HOST_BITS_PER_LONGLONG
30926 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30929 * c-typeck.c (store_init_value): Don't emit pedantic overflow
30930 warning for non-static initializers.
30932 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
30934 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
30935 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
30936 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
30937 Always use set_unique_reg_note to add REG_EQUAL notes.
30939 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30942 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30944 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30945 * cfgbuild.c (find_basic_blocks): Likewise.
30946 * cfgrtl.c (rtl_create_basic_block): Likewise.
30947 * function.c (temp_slots_at_level): Likewise.
30948 * reg-stack.c (stack_regs_mentioned): Likewise.
30949 * regclass.c (allocate_reg_info): Likewise.
30950 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30951 set_bb_for_stmt, move_block_to_fn): Likewise.
30952 * tree-complex.c (tree_lower_complex): Likewise.
30953 * vec.h (VEC_safe_grow_cleared): New.
30955 2007-01-02 Ian Lance Taylor <iant@google.com>
30957 * c-common.c (c_common_truthvalue_conversion): When warning about
30958 using an assignment as a truth value, set TREE_NO_WARNING.
30960 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30963 * c.opt (Wold-style-declaration): New.
30964 * doc/invoke.texi (C-only Warning Options): New.
30965 (Wold-style-declaration): Document it.
30966 (Wextra): Enabled by -Wextra.
30967 * c-opts.c (c_common_post_options): Enabled by -Wextra.
30968 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
30969 -Wold-style-declaration.
30971 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
30973 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
30974 * cfgbuild.c (find_basic_blocks): Likewise.
30975 * cfgrtl.c (rtl_create_basic_block): Likewise.
30976 * function.c (temp_slots_at_level): Likewise.
30977 * reg-stack.c (stack_regs_mentioned): Likewise.
30978 * regclass.c (allocate_reg_info): Likewise.
30979 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
30980 set_bb_for_stmt, move_block_to_fn): Likewise.
30981 * tree-complex.c (tree_lower_complex): Likewise.
30982 * vec.h (VEC_safe_grow_cleared): New.
30984 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
30986 * c-common.c (c_common_nodes_and_builtins): Since variants of
30987 void_type_node get built before it is given a name, we need to
30988 give those variants the name, too.
30989 (complete_array_type): We need to work with the canonical main
30990 type of the array, from which we will build the qualified version.
30991 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
30992 * print-tree.c (print_node): Display canonical type information
30994 * stor-layout.c (layout_type): When we don't know the
30995 alignment of a type for which we're building an array, we end up
30996 guessing wrong, so make the type require structural equality.
30997 * tree.c (make_node_stat): When we build a new type, it is its
30998 own canonical type.
30999 (build_type_attribute_qual_variant): When building an attribute
31000 variant, its canonical type is the non-attribute variant. However,
31001 if the attributes are target-dependent and they differ, we need to
31002 use structural equality checks for this type.
31003 (build_qualified_type): A qualified type is not equivalent to its
31004 unqualified variant; set the canonical type appropriately.
31005 (build_distinct_type_copy): When building a distinct type from
31006 another type, the new type is its own canonical type.
31007 (build_variant_type_copy): When building a new type variant, we
31008 assume that it is equivalent to the original type.
31009 (build_pointer_type_for_mode): When building a pointer type, also
31010 build a canonical type pointer.
31011 (build_reference_type_for_mode): When building a reference type,
31012 also build a canonical type reference.
31013 (build_index_type): When we can't hash an index type (e.g.,
31014 because its maximum value is negative), the index type requires
31015 structural equality tests.
31016 (build_array_type): Build the canonical form of an array type.
31017 (build_function_type): Function types require structural equality,
31018 because they contain default arguments, attributes, etc.
31019 (build_method_type_directly): Ditto for method types.
31020 (build_offset_type): Build the canonical offset type.
31021 (build_complex_type): Build the canonical vector type.
31022 (make_vector_type): Build the canonical vector type.
31023 * tree.h (TYPE_CANONICAL): New.
31024 (TYPE_STRUCTURAL_EQUALITY_P): New.
31025 (SET_TYPE_STRUCTURAL_EQUALITY): New.
31026 (struct tree_type): Added "canonical" field.
31027 * params.h (VERIFY_CANONICAL_TYPES): New.
31028 * doc/c-tree.texi (TYPE_CANONICAL): Document.
31029 (TYPE_STRUCTURAL_EQUALITY_P): Document.
31030 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
31031 * doc/invoke.texi (verify-canonical-types): Document --param
31032 parameter for verifying canonical types.
31034 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31036 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
31037 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
31038 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
31039 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
31041 * config/rs6000/e500.h: New.
31042 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
31043 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
31045 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
31046 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
31047 TARGET_E500_DOUBLE): Remove.
31048 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
31049 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
31050 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
31051 * config/rs6000/rs6000.c (rs6000_override_options): Use
31052 CHECK_E500_OPTIONS.
31054 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31056 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
31057 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
31058 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
31059 rs6000_emit_cmove): Don't check TARGET_E500.
31060 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
31061 sordered): Don't check TARGET_E500.
31063 2007-01-01 Eric Christopher <echristo@apple.com>
31065 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
31066 HARD_REGISTER_NUM_P.
31068 2007-01-01 Roger Sayle <roger@eyesopen.com>
31070 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
31071 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
31072 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
31075 2007-01-01 Mike Stump <mrs@apple.com>
31077 * configure.ac: Remove support for building with Apple's gcc-3.1.
31079 2007-01-02 Joseph Myers <joseph@codesourcery.com>
31081 PR middle-end/30311
31082 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
31083 REG is a hard register. Do not modify REG before calling
31085 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
31086 multiple of the size of YMODE for certain lowpart cases.
31088 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31090 PR middle-end/30253
31091 * gimplify (voidify_wrapper_expr): Update for
31092 GIMPLE_MODIFY_STMT.
31094 2007-01-01 Andreas Schwab <schwab@suse.de>
31097 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
31098 save of BR0 in extra_spill_size instead of spill_size.
31099 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
31101 (ia64_expand_epilogue): Restore BR0 from its new location.
31103 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31105 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
31106 Use a temporary variable if the left hand side is not a gimple
31109 2007-01-01 Andrew Pinski <pinskia@gmail.com>
31111 * gimplify.c (gimplify_return_expr): Make the temporary variable
31112 for the return expression, a gimple register variable.
31114 2007-01-01 Jan Hubicka <jh@suse.cz>
31116 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
31119 2007-01-01 Mike Stump <mrs@apple.com>
31121 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
31123 * config/darwin.c (machopic_select_rtx_section): Use
31124 HAVE_GAS_LITERAL16.
31125 (darwin_mergeable_constant_section): Likewise.
31126 * configure: Regenerate.
31127 * config.in: Regenerate.
31129 2007-01-01 Jan Hubicka <jh@suse.cz>
31130 Andrew Pinski <pinskia@gmail.com>
31132 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
31133 before starting IPA passes.