1 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4 * c-common.h (warn_for_div_by_zero): Declare.
5 * c-common.c (warn_for_div_by_zero): Define.
6 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9 2007-03-14 Richard Sandiford <richard@codesourcery.com>
11 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
12 to PREFIX and STANDARD_PREFIX.
14 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15 Phil Edwards <phil@codesourcery.com>
17 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18 (__gthread_once_t): Remove busy field for RTPs.
19 (__GTHREAD_ONCE_INIT): Update accordingly.
21 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23 * doc/invoke.texi: Document VxWorks options.
25 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
27 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
29 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
31 PR tree-optimization/30590
32 * tree-nrv.c (tree_nrv): Check for the partial update of the
35 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
37 * flags.h (flag_random_seed): Remove declaration, in favor of...
38 * toplev.h (get_random_seed, set_random_seed): ... these.
39 * tree.c (get_file_function_name): Use the former.
40 * opts.c (common_handle_option): Use the latter.
43 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
46 * cse.c (cse_find_path): Do not bail out if a basic block that
47 we already visited now becomes part of a path that starts at a
48 different basic block. Just disallow this, to make sure we
49 visit each basic block at most once.
51 2007-03-13 Jan Hubicka <jh@suse.cz>
53 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
54 when profile esitmate is present, calls with very low frequency are
57 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
59 PR tree-optimization/30730
60 PR tree-optimization/26900
61 * tree-ssa-loop-niter.c: Include gmp.h.
63 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
64 split_to_var_and_offset, determine_value_range,
65 bound_difference_of_offsetted_base, refine_bounds_using_guard,
66 bound_difference, bounds_add, bounds_negate,
67 number_of_iterations_ne_max, dump_affine_iv): New functions.
68 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
69 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
70 difference of initial and final value of control iv to validate
72 (number_of_iterations_cond): Add loop parameter. Determine bounds
73 on the difference of the extremes of the control iv. Add dumps.
74 (expand_simple_operations): Handle phi nodes.
75 (simplify_using_initial_conditions): Do not record used conditions.
76 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
77 Do not set additional_info.
78 (implies_nonnegative_p, implies_ge_p): Removed.
79 (derive_constant_upper_bound): Do not use parameter `additional'.
80 (record_estimate): Parameter `additional' removed. Parameter
81 `i_bound' added. Do not call derive_constant_upper_bound.
82 (record_nonwrapping_iv): Use derive_constant_upper_bound to
83 bound the number of iterations estimate.
84 (estimate_numbers_of_iterations_loop): Pass the estimate from
85 the number of iterations analysis to record_estimate.
86 * tree.h (multiple_of_p): Declare.
87 * tree-scalar-evolution.c (expression_expensive_p): Removed.
88 (scev_const_prop): Do not check expression_expensive_p.
89 * fold-const.c (multiple_of_p): Exported.
90 * double-int.c (double_int_mask): Exported.
91 * double-int.h (double_int_mask): Declare.
92 * tree-flow.h (struct tree_niter_desc): Removed additional_info
93 field. Added max field.
95 2007-03-13 David Taylor <taylor@candd.org>
98 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
101 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
104 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
107 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
109 * config/i386/i386.opt (mcx16, msahf): New options.
110 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
111 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
113 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
114 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
115 Output -mcx16 and -msahf options when corresponding bit is set.
117 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
120 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
122 * configure.ac: Test for assembler tolerance to # 0 "".
123 * configure, config.in: Rebuilt.
124 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
126 2007-03-13 Geoffrey Keating <geoffk@apple.com>
128 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
130 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
131 (handle_syscall): Handle direct system calls.
132 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
134 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
136 * doc/invoke.texi: Fix cpp.info cross-reference.
137 * doc/passes.texi: Fix gcc.info cross-reference.
139 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
141 PR tree-optimization/30835
142 * lambda-code.c (can_convert_to_perfect_nest): Check whether
143 bb_for_stmt is not NULL before accessing it.
145 2007-03-12 Joseph Myers <joseph@codesourcery.com>
147 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
150 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
153 * doc/install.texi: Document --enable-stage1-languages
155 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
157 * tree-pass.h (pass_into_cfg_layout_mode,
158 pass_outof_cfg_layout_mode): Declare.
159 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
160 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
161 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
162 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
164 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
166 * c-decl.c (warn_variable_length_array): New function.
167 Refactored from grokdeclarator to handle warn_vla
168 and handle unnamed array case.
169 (grokdeclarator): Refactored VLA warning case.
170 * c.opt (Wvla): New flag.
171 * doc/invoke.texi (Wvla): New warning.
173 2007-03-12 Richard Henderson <rth@redhat.com>
175 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
176 (TARGET_SECTION_TYPE_FLAGS): New.
178 2007-03-12 Richard Henderson <rth@redhat.com>
180 * config/darwin.c (machopic_reloc_rw_mask): New.
181 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
182 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
184 2007-03-12 Mark Mitchell <mark@codesourcery.com>
186 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
187 * cppdefault.h (cpp_PREFIX): Document.
188 (cpp_PREFIX_len): Likewise.
189 (cpp_EXEC_PREFIX): New variable.
190 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
191 * c-incpath.c (add_standard_paths): Correct logic for relocating
194 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
196 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
197 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
199 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
200 fix_truncdfdi_sse using SSEMODEF mode macro.
201 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
202 fix_truncdfsi_sse using SSEMODEF mode macro.
203 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
204 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
206 2007-03-12 Richard Sandiford <richard@codesourcery.com>
208 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
211 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
213 * tree.h : Add multiple_of_p declaration.
214 * fold-const.c (multiple_of_p): Make multiple_of_p public.
215 * ipa-type-escape.c (results_of_malloc): Redundant.
216 (visited_stmts): New. Visited stmt for walk_use_def_chains.
217 (cast_type): Extended with new members.
218 (check_cast): Returns cast_type.
219 (cast): New structure for data of walk_use_def_chains.
220 (is_malloc_result, is_cast_from_non_pointer_1,
221 is_cast_from_non_pointer,
222 is_array_access_through_pointer_and_index): New functions.
223 (look_for_casts): Returns cast types.
224 (check_call): Returns void.
225 (okay_pointer_operation): Use support of pointer plus index,
226 pointer plus constant and allow all multiplications.
228 2007-03-11 Richard Guenther <rguenther@suse.de>
230 PR tree-optimization/31115
231 * tree-vrp.c (extract_range_from_binary_expr): Make sure
232 the shift count is positive and non-anti-range for RSHIFT_EXPR.
233 A shift count of zero is not special as with *_DIV_EXPR.
234 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
237 2007-03-11 Ian Lance Taylor <iant@google.com>
239 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
240 the *_DIV_EXPR codes correctly with overflow infinities.
242 2007-03-11 Ira Rosen <irar@il.ibm.com>
244 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
245 indicate success/failure of the analysis. Add negation to subtrahend
246 in case of subtraction. Fail if both operands contain constants.
247 (create_data_ref): Fail if analyze_offset fails.
249 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
251 * config/i386/i386.md (frndintxf2): Rename to ...
252 (rintxf2): ... this. Remove expander having same name.
253 (rintsf2, rintdf2): Implement using SSEMODEF macro.
254 (roundsf2, rounddf2): Ditto.
255 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
256 (lround<mode>di2, lround<mode>si2): Ditto.
258 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
260 * lower-subreg.c: Include except.h.
261 (decompose_multiword_subregs): Verify that the only control flow
262 insns we can split are loads to multi-words pseudos.
263 Handle breaking such blocks after splitting, instead of calling
264 find_many_sub_basic_blocks.
266 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
267 on the new basic block. Add a lengthy comment explaining why we
268 thought this was necessary.
269 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
271 2007-03-10 Mark Mitchell <mark@codesourcery.com>
274 * tree.c (walk_type_fields): Recurse into the element type of
275 ARRAY_TYPEs if there is a pointer set.
277 2007-03-10 Dirk Mueller <dmueller@suse.de>
279 * c-common.c (warn_logical_operator): Fix condition.
281 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
283 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
285 * config/darwin.c (machopic_select_section): Remove superfluous
286 argument in call to categorize_decl_for_section. Remove unused
289 2007-03-10 Joseph Myers <joseph@codesourcery.com>
291 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
293 * configure: Regenerate.
295 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
299 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
300 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
301 Add LABEL_NUSES to emitted label.
302 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
303 branch probability value to emitted jump insn.
304 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
305 Do not check life information and do not re-arrange input operands
306 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
308 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
310 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
311 the change of decode_asm_operands.
313 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
315 * mode-switching.c (create_pre_exit): Skip blockage insn.
317 2007-03-09 Diego Novillo <dnovillo@redhat.com>
319 * tree-pass.h (TODO_update_smt_usage): Remove.
321 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
325 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
327 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
328 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
329 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
332 2007-03-09 Geoffrey Keating <geoffk@apple.com>
334 * gcc.c: Document %{, in big comment at top.
335 (input_suffix_matches): Remove special handling for .s and
337 (input_spec_matches): New.
338 (handle_braces): Handle %{,.
339 (validate_switches): ',' indicates a value which is not a switch.
340 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
341 to detect assembler input.
342 * config/i386/sol2.h (CPP_SPEC): Likewise.
343 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
344 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
345 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
346 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
347 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
348 -m64 causes deployment target to default to 10.5.
349 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
351 2007-03-09 Richard Henderson <rth@redhat.com>
354 * target.h (targetm.asm.out.reloc_rw_mask): New.
355 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
356 (TARGET_ASM_OUT): Use it.
357 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
358 * varasm.c (categorize_decl_for_section): Remove shlib argument;
359 use the new reloc_rw_mask target hook instead.
360 (default_section_type_flags_1): Merge into...
361 (default_section_type_flags): ... here.
362 (decl_readonly_section_1): Merge into...
363 (decl_readonly_section): ... here.
364 (default_elf_select_section_1): Merge into...
365 (default_elf_select_section): ... here.
366 (default_unique_section_1): Merge into...
367 (default_unique_section): ... here.
368 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
369 (default_select_rtx_section): Use it.
370 (default_elf_select_rtx_section): Likewise.
371 * output.h: Update to match.
372 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
373 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
374 (TARGET_ASM_RELOC_RW_MASK): New.
375 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
376 to categorize_decl_for_section.
377 (x86_64_elf_unique_section): Likewise.
378 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
379 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
380 (TARGET_ASM_RELOC_RW_MASK): New.
381 * config/ia64/ia64.c (ia64_rwreloc_select_section,
382 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
383 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
384 (TARGET_RWRELOC): Remove.
385 (ia64_section_type_flags): Adjust call to default_section_type_flags.
386 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
387 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
388 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
389 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
390 (rs6000_xcoff_select_section): Use decl_readonly_section.
391 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
392 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
393 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
394 (TARGET_SECTION_TYPE_FLAGS): Remove.
395 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
397 2007-03-09 Roger Sayle <roger@eyesopen.com>
399 * fold-const.c (fold_comparison): Remove compile-time evaluation of
400 complex constant equality/inequality comparisons for here.
401 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
402 known at compile-time or can be simplified to a scalar comparison.
403 (fold_relational_const): Move compile-time evaluation of complex
404 constant equality/inequality comparisons to here.
406 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
408 PR rtl-optimization/30643
409 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
411 (fold_rtx): Recurse, like before 2006-11-03.
413 2007-03-09 DJ Delorie <dj@redhat.com>
415 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
418 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
420 PR tree-optimization/30375
421 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
422 LHS of statements is not the same.
423 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
425 2007-03-09 Chao-ying Fu <fu@mips.com>
427 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
429 * doc/invoke.texi (-mdspr2): Document new option.
430 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
431 New unspec for DSP REV 2.
432 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
433 these instructions are extended in DSP REV 2.
434 (mips-dspr2.md): Include.
435 * config/mips/mips.opt (mdspr2): New option.
436 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
437 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
438 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
439 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
440 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
441 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
442 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
444 (bdesc_map): Add one field of unsupported_target_flags.
445 (bdesc_arrays): Update entries to have extra fields. Add
447 (mips_init_builtins): Initialize new function types.
448 Check unsupported_target_fileds to filter out builtins.
449 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
451 (ASM_SPEC): Pass mdspr2 to the assembler.
452 * config/mips/mips-dspr2.md: New file.
454 2007-03-09 Sa Liu <saliu@de.ibm.com>
456 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
458 2007-03-09 Ian Lance Taylor <iant@google.com>
460 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
461 argument) like -Wstrict-overflow=2.
462 * doc/invoke.texi (Warning Options): Update documentation.
464 2007-03-09 Dirk Mueller <dmueller@suse.de>
467 * doc/invoke.texi (-Wlogical-op): Document.
468 * common.opt (-Wlogical-op): New.
469 * c-common.h (warn_logical_operator): Declare.
470 * c-common.c (warn_logical_operator): Define.
471 * c-typeck.c (parser_build_binary_op): Call
472 warn_logical_operator.
474 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
476 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
477 * final.c (final_scan_insn): Test for non-"" file name.
479 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
481 * doc/loop.texi: Document the Omega linear constraints solver.
482 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
483 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
484 omega-hash-table-size, omega-max-keys, and
485 omega-eliminate-redundant-constraints.
486 * tree-pass.h (pass_check_data_deps): Declared.
489 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
490 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
491 pass_check_data_deps): New.
492 * tree-data-ref.c (init_data_ref): Remove declaration.
493 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
494 (analyze_array): Renamed init_array_ref, move up initializations.
495 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
496 Removed arguments that are set to NULL.
497 (analyze_indirect_ref): Correct indentation, correct call to
499 (object_analysis): Call init_array_ref instead of analyze_array.
500 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
501 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
502 of DR_ACCESS_FNS_ADDR.
503 (init_omega_eq_with_af, omega_extract_distance_vectors,
504 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
505 ddr_consistent_p): New.
506 (compute_affine_dependence): Check consistency of ddrs when
507 flag_check_data_deps is passed.
508 (analyze_all_data_dependences): Uncomment.
509 (tree_check_data_deps): New.
510 * tree-data-ref.h: Include omega.h.
511 (DR_ACCESS_FNS_ADDR): Removed.
512 (data_dependence_relation): Add inner_loop.
513 (DDR_INNER_LOOP): New.
514 * common.opt (fcheck-data-deps): New.
515 * tree-flow.h (tree_check_data_deps): Declare.
516 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
517 (OBJS-common): Depend on omega.o.
519 * passes.c (pass_check_data_deps): Scheduled.
520 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
521 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
522 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
523 PARAM_VECT_MAX_VERSION_CHECKS,
524 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
526 2007-03-09 Richard Guenther <rguenther@suse.de>
528 PR tree-optimization/30904
530 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
531 the same way as *_DIV_EXPR.
533 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
535 * recog.c (decode_asm_operands): No mixed declarations and code.
537 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
539 * rtl.def (ASM_INPUT): Add location.
540 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
541 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
542 (decode_asm_operands): Add loc operand.
543 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
544 * stmt.c (expand_asm): Rename to...
545 (expand_asm_loc): ... this. Add locus argument. Pass it on to
546 gen_rtx_ASM_INPUT_loc.
547 (expand_asm_expr): Adjust.
548 * recog.c (decode_asm_operands): Add loc operand.
549 (check_asm_operands, extract_insn): Adjust.
550 * reload1.c (maybe_fix_stack_asms): Likewise.
551 * final.c (asm_insn_count): Likewise.
552 (final_scan_insn): Output # line before and after asm.
554 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
556 * tree-ssa-structalias.c (variable_info): Remove
558 (new_var_info): Ditto.
559 (shared_bitmap_info_t): New structure.
560 (shared_bitmap_table): New variable.
561 (shared_bitmap_hash): New function.
562 (shared_bitmap_eq): Ditto
563 (shared_bitmap_lookup): Ditto.
564 (shared_bitmap_add): Ditto.
565 (merge_smts_into): Change to take bitmap directly.
566 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
567 (init_alias_vars): Init shared bitmap hashtable.
568 (delete_points_to_sets): Delete shared bitmap hashtable.
569 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
570 is_aliased removal as a change that was still necessary was
573 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.h (override_options): Conditionally disable
576 x86_sahf for 64bit targets only.
578 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
581 * c-decl.c (merge_decls): Don't call make_var_volatile.
582 * varasm.c (make_var_volatile): Remove.
583 * output.h (make_var_volatile): Remove.
585 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
587 PR tree-optimization/31085
588 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
590 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
592 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
593 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
594 ATTR_CONST_NOTHROW_LIST.
596 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
599 2007-03-08 Diego Novillo <dnovillo@redhat.com>
601 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
603 2007-03-08 Geoffrey Keating <geoffk@apple.com>
606 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
608 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
609 passed, use shared libgcc.
611 2007-03-08 Roger Sayle <roger@eyesopen.com>
613 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
614 instead of calling build2 with a GIMPLE_MODIFY_STMT.
615 (honor_protect_cleanup_actions, lower_try_finally_switch):
617 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
618 ifc_temp_var): Likewise.
619 * tree-inline.c (setup_one_parameter): Likewise.
620 * tree-mudflap.c (mf_decl_cache_locals,
621 mf_build_check_statement_for): Likewise.
622 * tree-nested.c (init_tmp_var, save_tmp_var,
623 finalize_nesting_tree_1): Likewise.
624 * tree-outof-ssa.c (insert_copy_on_edge,
625 insert_backedge_copies): Likewise.
626 * tree-profile.c (tree_gen_edge_profiler,
627 tree_gen_ic_profiler): Likewise.
628 * tree-scalar-evolution.c (scev_const_prop): Likewise.
629 * tree-sra.c (sra_build_assignment): Likewise.
630 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
631 * tree-ssa-math-opts.c (insert_reciprocals,
632 execute_cse_sincos_1): Likewise.
633 * tree-tailcall.c (adjust_accumulator_values,
634 adjust_return_value): Likewise.
635 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
636 * tree-vect-transform.c (vect_create_data_ref_ptr,
637 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
638 vect_create_epilog_for_reduction, vectorizable_reduction,
639 vectorizable_call, vectorizable_conversion,
640 vectorizable_assignment, vectorizable_operation,
641 vectorizable_type_demotion, vect_gen_widened_results_half,
642 vect_permute_store_chain, vectorizable_store,
643 vect_setup_realignment, vect_permute_load_chain,
644 vectorizable_load, vectorizable_condition,
645 vect_create_cond_for_align_checks): Likewise.
646 * tree-vrp.c (build_assert_expr_for): Likewise.
648 2007-03-08 Ian Lance Taylor <iant@google.com>
650 * tree-vrp.c: Include "intl.h".
651 (usable_range_p): New static function.
652 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
653 overflowed values, juts set *strict_overflow_p.
654 (compare_values): Only return -2 if one of the operands is not a
656 (compare_ranges): Call usable_range_p.
657 (compare_range_with_value): Likewise.
658 (vrp_evaluate_conditional_warnv): Rename from
659 vrp_evaluate_conditional. Make static. Change all callers.
660 (vrp_evaluate_conditional): New function.
661 (simplify_div_or_mod_using_ranges): Issue warning about reliance
663 (simplify_abs_using_ranges): Likewise.
664 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
665 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
666 within_stmt parameter.
667 * tree-ssa-propagate.c (fold_predicate_in): Update call to
668 vrp_evaluate_conditional.
669 * tree-ssa-threadedge.c
670 (record_temporary_equivalences_from_stmts_at_dest): Change
671 simplify parameter to take a second tree parameter.
672 (simplify_control_stmt_condition): Likewise.
673 (thread_across_edge): Likewise.
674 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
675 (thread_across_edge): Likewise.
676 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
678 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
680 * config/i386/i386.h (TARGET_SAHF): New define.
681 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
682 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
683 (x86_sahf): New global variable.
684 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
685 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
686 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
687 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
689 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
690 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
691 when expanding fcomi/sahf based tests.
692 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
693 expanding sahf based alternative. Emit sahf based sequence when
694 optimizing for code size.
695 * config/i386/i386.md (x86_sahf_1): Do not disable for
696 TARGET_64BIT, enable for TARGET_SAHF.
698 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
700 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
701 spurious whitespace from error message.
703 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
706 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
708 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
710 * c-decl.c (grokdeclarator): Disable warnings for anonymous
712 * tree-sra.c (instantiate_element): Propagate disabled warnings
713 from the element itself to the created variable.
715 2007-03-07 Richard Henderson <rth@redhat.com>
718 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
719 silently fix up the stack in the case of a missing register.
721 2007-03-07 Paul Brook <paul@codesourcery.com>
723 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
725 2007-03-07 Joseph Myers <joseph@codesourcery.com>
727 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
729 (phase1_vrs): Use them.
730 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
731 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
732 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
733 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
734 __gnu_Unwind_Restore_WMMXC if required.
735 (_Unwind_VRS_Pop): Implement iWMMXt support.
736 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
737 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
738 gnu_Unwind_Save_WMMXC): Define.
740 2007-03-07 Richard Sandiford <richard@codesourcery.com>
742 * config/vxworks.h (vxworks_override_options): Declare.
743 (VXWORKS_OVERRIDE_OPTIONS): Use it.
744 * config/vxworks.c: Include target.h and toplev.h.
745 (vxworks_override_options): New function.
746 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
748 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
750 * config/s390/s390.c (override_options): Don't emit an error when
751 -mstack-size is used without providing -mstack-guard.
752 (s390_emit_prologue): Choose stack_guard value automatically if not
753 provided via command line.
754 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
756 2007-03-07 Richard Sandiford <richard@codesourcery.com>
758 * config/i386/i386.c (output_set_got): Add a GOT initialization
759 sequence for VxWorks PIC.
760 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
761 around labels as well as symbols. Use gotoff_operand instead
762 of local_symbolic_operand.
763 (legitimize_pic_address): Use gotoff_operand instead of
764 local_symbolic_operand. Use @GOT accesses for labels as
766 (ix86_output_addr_diff_elt): Use PC-relative rather than
767 GP-relative offsets for VxWorks PIC.
768 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
769 no_new_pseudos. Check whether the returned register is op0.
770 * config/i386/i386.md (tablejump): Use PC-relative rather than
771 GP-relative offsets for VxWorks PIC.
772 * config/i386/predicates.md (gotoff_operand): New predicate.
774 2007-03-06 Richard Sandiford <richard@codesourcery.com>
776 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
778 * config/vxworks-dummy.h: New file.
779 * config/i386/i386.h: Include it.
781 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
783 * dwarf2out.c (is_inlined_entry_point): New
784 (add_high_low_attributes): Emit DW_AT_entry_pc along with
785 DW_AT_ranges if the first subblock is the entry point.
787 2007-03-06 David Daney <ddaney@avtrex.com>
789 * doc/install.texi (mips-*-*): Change recommended binutils
792 2007-03-06 Anatoly Sokolov <aesok@post.ru>
794 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
795 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
797 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
798 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
800 2007-03-06 Jan Hubicka <jh@suse.cz>
802 * errors.h (warning, error, fatal, internal_error): Mark as cold.
803 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
805 (probably_cold_bb_p): Cold functions are cold.
806 (probably_never_executed_bb_p): Cold functions are cold.
807 (tree_bb_level_predictions): Predict calls to cold functions as not
809 (compute_function_frequency): Check hot/cold attributes.
810 * function.h (function_frequency): Update comments.
811 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
812 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
813 (c_common_att): Add cold and hot.
815 * doc/extend.texi (hot,cold attributes): Document.
817 2007-03-06 Andrew Haley <aph@redhat.com>
819 * function.c (expand_function_end): Move blockage to just after we
820 emit the label for the naked return from the function.
822 2007-03-06 Richard Sandiford <richard@codesourcery.com>
824 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
827 2007-03-06 Jan Hubicka <jh@suse.cz>
829 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
830 loaded for constant large models. Non-large 64bit PIC can do.
831 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
832 * cmodel.h: Add LARGE PIC.
833 * i386.md (UNSPEC_PLTOFF): New.
834 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
836 (*call_1_rex64): Disable for large models.
837 (*call_1_rex64_large): New.
838 (*call_value_1_rex64): Disable for large models.
839 (*call_value_1_rex64_large): New.
841 (set_got_offset_rex64): New.
842 * predicates.md (constant_call_address_operand): For large model
843 constant calls are not possible.
844 * i386-protos.h (construct_plt_address): Declare.
845 * i386.c (override_options): Accept large models.
846 (ix86_expand_prologue): Expand large PIC GOT pointer load.
847 (legitimate_constant_p): Add new UNSPECs.
848 (legitimate_pic_operand_p): Likewise.
849 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
850 (legitimize_pic_address): Do easy RIP relative way for TLS only for
852 (output_pic_addr_const): Add PLTOFF.
853 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
854 (ix86_expand_move): Legitimize pic address when in PIC mode.
855 (construct_plt_address): New function.
856 (ix86_expand_call): Offload the address to register and use GOT pointer
858 * invoke.texi (mcmodel=large): Update documentation.
860 2007-03-06 Richard Henderson <rth@redhat.com>
862 * config/i386/i386.c (x86_use_leave, x86_push_memory,
863 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
864 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
865 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
866 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
867 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
868 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
869 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
870 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
871 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
872 x86_partial_reg_dependency, x86_memory_mismatch_stall,
873 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
874 x86_sse_partial_reg_dependency, x86_sse_split_regs,
875 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
876 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
877 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
878 x86_schedule, x86_use_bt, x86_pad_returns,
879 x86_use_xchgb): Merge into ...
880 (ix86_tune_features): ... here. New array.
881 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
882 x86_bswap): Merge into ...
883 (ix86_arch_features): ... here. New array.
884 (x86_3dnow_a): Remove.
885 (x86_accumulate_outgoing_args): Make static.
886 (x86_arch_always_fancy_math_387): Make static.
887 (ix86_tune_mask, ix86_arch_mask): Move ...
888 (override_options): ... to local variables here. Apply the
889 appropriate mask to each element of ix86_arch_features and
890 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
891 as were done in the old macros.
892 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
893 * config/i386/i386.h (x86_use_leave, x86_push_memory,
894 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
895 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
896 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
897 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
898 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
899 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
900 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
901 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
902 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
903 x86_partial_reg_dependency, x86_memory_mismatch_stall,
904 x86_accumulate_outgoing_args, x86_prologue_using_move,
905 x86_epilogue_using_move, x86_decompose_lea,
906 x86_arch_always_fancy_math_387, x86_shift1,
907 x86_sse_partial_reg_dependency, x86_sse_split_regs,
908 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
909 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
910 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
911 x86_use_incdec, x86_pad_returns, x86_bswap,
912 x86_partial_flag_reg_stall): Remove.
913 (enum ix86_tune_indices): New.
914 (ix86_tune_features): New.
915 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
916 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
917 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
918 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
919 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
920 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
921 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
922 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
923 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
924 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
925 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
926 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
927 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
928 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
929 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
930 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
931 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
932 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
933 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
934 TARGET_EXT_80387_CONSTANTS): Use it.
935 (enum ix86_arch_indices): New.
936 (ix86_arch_features): New.
937 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
938 TARGET_BSWAP): Use it.
939 (ix86_tune_mask, ix86_arch_mask): Remove.
941 2007-03-06 Joseph Myers <joseph@codesourcery.com>
944 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
945 Define using $${sysroot_headers_suffix}.
946 * configure: Regenerate.
947 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
948 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
950 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
951 * gcc.c (print_sysroot_headers_suffix): New.
952 (option_map): Include --print-sysroot-headers-suffix.
953 (display_help): Mention -print-sysroot-headers-suffix.
954 (process_command): Handle -print-sysroot-headers-suffix.
955 (do_spec_1): Append multilib directory to include-fixed path if
956 sysroot suffixes in use.
957 (main): Handle -print-sysroot-headers-suffix.
958 * Makefile.in (start.encap): Don't depend on xlimits.h
960 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
961 limits.h for each multilib in fixinc_list.
962 (fixinc_list, s-fixinc_list): New.
963 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
964 generate them for each multilib in fixinc_list.
965 (stmp-fixproto): Use include-fixed. Run fixproto for each
966 multilib in fixinc_list.
967 (mostlyclean): Don't remove xlimits.h.
968 (clean): Remove include-fixed.
969 (real-install-headers-tar, real-install-headers-cpio,
970 real-install-headers-cp): Don't copy include, only include-fixed.
971 (install-mkheaders): Depend on fixinc_list. Don't depend on
972 xlimits.h. Save limits.h files for each multilib in fixinc_list.
973 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
974 SYSTEM_HEADER_DIR setting in mkheaders.conf.
976 2007-03-06 Jan Hubicka <jh@suse.cz>
978 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
983 * configure.ac: Allow tm_file to contain build-directory files.
984 * configure: Regenerate.
985 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
986 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
987 * config/m68k/print-sysroot-suffix.sh: New file.
989 2007-03-06 Richard Sandiford <richard@codesourcery.com>
991 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
992 of pic_offset_table_rtx if reload_completed.
993 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
994 PIC_OFFSET_TABLE_REGNUM.
995 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
997 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
998 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1002 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1003 functions that call eh_return.
1005 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1007 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1008 functions that need a constant pool.
1010 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1013 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1014 (m68k_preferred_reload_class): Likewise.
1015 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1016 (SECONDARY_RELOAD_CLASS): Define.
1017 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1018 (LIMIT_RELOAD_CLASS): Delete.
1019 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1020 registers from storing bytes.
1021 (m68k_secondary_reload_class): New function.
1022 (m68k_preferred_reload_class): Likewise.
1024 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1026 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1028 (m68k_expand_prologue): Likewise.
1030 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1032 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1033 (mips_expand_epilogue): Add a bool parameter.
1034 (m68k_legitimize_sibcall_address): Declare.
1035 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1036 (m68k_expand_epilogue): Add a parameter to select between sibling
1037 and normal epilogues. Only generate a return for the latter.
1038 (m68k_ok_for_sibcall_p): New function.
1039 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1040 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1041 (sibcall_value, *sibcall_value): Likewise.
1042 (*call, *call_value): Require !SIBLING_CALL_P.
1043 (epilogue): Update call to m68k_expand_epilogue.
1044 (sibcall_epilogue): New pattern.
1045 * config/m68k/predicates.md (const_call_operand): Say that this
1046 predicate applies to sibling calls too.
1047 (sibcall_operand): New predicate.
1049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1051 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1052 alternatives as movsi_cf.
1053 (movsf_cf_hard): Add commentary.
1055 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1056 Richard Sandiford <richard@codesourcery.com>
1058 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1059 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1060 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1061 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1062 as being live on exit from an interrupt function.
1063 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1064 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1065 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1066 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1067 (m68k_interrupt_function_p): Globalize.
1068 (m68k_compute_frame_layout): Remove reverse mask code.
1069 (m68k_emit_movem, m68k_set_frame_related): New functions.
1070 (m68k_output_function_prologue): Delete in favor of...
1071 (m68k_expand_prologue): ...this new function.
1072 (m68k_output_function_epilogue): Delete in favor of...
1073 (m68k_expand_epilogue): ...this new function.
1074 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1076 (print_operand): Handle %?.
1077 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1078 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1079 (prologue, epilogue): New patterns.
1080 (return): Turn into a define_expand.
1081 (*return): New pattern, derived from old "return" pattern. Use rte
1082 rather than rts for interrupt functions. Only use rtd if the pop
1084 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1085 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1086 (link, *link, unlink, *unlink, load_got): Likewise.
1088 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1092 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1093 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1094 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1095 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1096 and m68k_matches_u_p.
1097 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1098 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1099 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1100 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1101 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1102 (REG_STRICT_P): New macro.
1103 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1104 PCREL_GENERAL_OPERAND_OK.
1105 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1106 m68k_legitimate_base_reg_p.
1107 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1108 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1109 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1110 * config/m68k/m68k.c (m68k_address): New structure.
1111 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1112 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1113 (m68k_jump_table_ref_p, m68k_decompose_address)
1114 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1115 (m68k_matches_u_p): New functions.
1116 (print_operand_address): Rewrite to use m68k_decompose_index.
1118 2007-03-05 David Taylor <dtaylor@emc.com>
1120 * gcc.c: Correct copyright date in --version output.
1122 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1124 * pa.md: In unamed move patterns, disparge copies between general
1125 and floating point registers using '?' modifier. Don't include 'f'
1126 constraint for register preferences in DImode, SImode, HImode and
1127 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1128 Remove constraints for copies between general and floating registers
1129 in soft-float DFmode pattern.
1130 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1134 2007-03-05 Mike Stump <mrs@apple.com>
1136 * c-common.c (targetcm): Add.
1137 * c-opts.c (c_common_handle_option): Handle language specific
1139 * opts.c (handle_option): Verify language for target options, if
1141 * opth-gen.awk: Add CL_LANG_ALL.
1142 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1143 (TARGETCM_INITIALIZER): Add.
1144 * target.h (struct gcc_targetcm): Add.
1146 * targhooks.c (default_handle_c_option): Add.
1147 * targhooks.h (default_handle_c_option): Add.
1148 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1150 * config/darwin.opt (iframework): Add.
1151 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1152 * config/darwin-c.c (handle_c_option): Add.
1153 (TARGET_HANDLE_C_OPTION): Add.
1155 * doc/invoke.texi (Darwin Options): Add -iframework.
1157 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1162 2007-03-05 Ian Lance Taylor <iant@google.com>
1164 * c.opt (fgnu89-inline): New option.
1165 * c-opts.c (c_common_post_options): Set default value for
1167 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1168 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1170 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1171 (grokdeclarator, start_function): Likewise.
1172 * c-cppbuiltin.c (c_cpp_builtins): Define either
1173 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1174 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1175 (C Dialect Options): Document -fgnu89-inline.
1176 * doc/extend.texi (Function Attributes): Explain what the
1177 gnu_inline attribute does.
1178 * doc/cpp.texi (Common Predefined Macros): Document
1179 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1181 2007-03-05 Ian Lance Taylor <iant@google.com>
1183 PR tree-optimization/31034
1184 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1185 half-range if the other side is an overflow infinity.
1187 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1189 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1190 (bfin*-linux-uclibc*): New configuration.
1191 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1193 * config/bfin/linux.h: New file.
1194 * config/bfin/libgcc-bfin.ver: New file.
1195 * config/bfin/t-bfin-uclinux: New file.
1196 * config/bfin/t-bfin-linux: New file.
1197 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1198 (TARGET_OS_CPP_BUILTINS): New macro.
1200 2007-03-05 Richard Guenther <rguenther@suse.de>
1202 * fold-const.c (fold_binary): Remove duplicate folding
1203 of comparison of non-null ADDR_EXPR against null.
1205 2007-03-05 Richard Guenther <rguenther@suse.de>
1206 Dorit Nuzman <dorit@il.ibm.com>
1208 PR tree-optimization/26420
1209 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1210 are no loops in the function. Only print the number of
1211 vectorized loops if it is greater than zero or we are supposed
1212 to print information about unvectorized loops.
1214 2007-03-05 Revital Eres <eres@il.ibm.com>
1216 * gcc.dg/var-expand1.c: New test.
1217 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1218 when an accumulator is expanded.
1220 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1223 * c-common.c (convert_and_check): Don't give warnings for
1224 conversion if 'expr' already overflowed.
1226 2007-03-04 Roger Sayle <roger@eyesopen.com>
1229 * fold-const.c (fold_comparison): Enforce type consistency when
1230 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1232 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1234 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1235 containing a cast to the base of TARGET_MEM_REF.
1237 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1239 * tree.c (tree_contains_struct_check_failed): Remove spurious
1240 whitespace from error message.
1242 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1245 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1246 instead of precision.
1248 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1249 Nathan Sidwell <nathan@codesourcery.com>
1251 * emit-rtl.c (find_auto_inc): New.
1252 (try_split): recreate REG_INC notes,
1253 Use regular for loops rather than whiles.
1255 2007-03-03 Andreas Schwab <schwab@suse.de>
1257 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1258 * configure: Regenerate.
1260 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1262 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1263 flag_rounding_math, not flag_unsafe_math_optimizations.
1265 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1267 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1268 alpha_fold_vector_minmax): Likewise.
1269 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1270 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1272 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1274 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1275 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1276 if the lhs has side-effects.
1277 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1279 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.h (TUNEMASK): Remove define.
1282 (ARCHMASK): Remove define.
1283 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1284 Use ix86_arch_mask variable instead of ARCHMASK.
1285 * config/i386/i386.c (override_options): Ditto.
1286 (standard_80387_constant_p): Ditto.
1288 2007-03-02 Ian Lance Taylor <iant@google.com>
1290 Used signed infinities in VRP.
1291 * tree-vrp.c (uses_overflow_infinity): New static function.
1292 (supports_overflow_infinity): New static function.
1293 (make_overflow_infinity): New static function.
1294 (negative_overflow_infinity): New static function.
1295 (positive_overflow_infinity): New static function.
1296 (is_negative_overflow_infinity): New static function.
1297 (is_positive_overflow_infinity): New static function.
1298 (is_overflow_infinity): New static function.
1299 (overflow_infinity_range_p): New static function.
1300 (compare_values_warnv): New function split out of compare_values.
1301 (compare_value): Call it.
1302 (set_value_range_to_nonnegative): Add overflow_infinity
1303 parameter. Change caller.
1304 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1306 (vrp_expr_computes_nonzero): Likewise.
1307 (compare_ranges, compare_range_with_value): Likewise.
1308 (compare_name_with_value, compare_names): Likewise.
1309 (vrp_evaluate_conditional): Likewise.
1310 (set_value_range): Handle infinity
1311 (vrp_operand_equal_p, operand_less_p): Likewise.
1312 (extract_range_from_assert): Likewise.
1313 (vrp_int_const_binop): Likewise.
1314 (extract_range_from_binary_expr): Likewise.
1315 (extract_range_from_unary_expr): Likewise.
1316 (extract_range_from_comparison): Likewise.
1317 (extract_range_from_expr): Likewise.
1318 (dump_value_range): Likewise.
1319 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1320 (test_for_singularity): Likewise.
1321 (vrp_int_const_binop): Remove inline qualifier.
1322 (adjust_range_with_scev): Add comment.
1323 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1325 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1327 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1328 (get_constraint_for): Likewise.
1329 (do_structure_copy): Likewise.
1330 (find_func_aliases): Fix references to MODIFY_EXPR.
1331 (intra_create_variable_infos): Tidy.
1332 * tree-ssa-operands.c (add_virtual_operand): Add argument
1334 When adding members of alias sets, if IS_CALL_SITE is true and
1335 the symbol is not call-clobbered, skip it.
1338 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1340 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1341 entry by means of emit_insn_at_entry.
1343 2007-03-02 Richard Henderson <rth@redhat.com>
1345 * expr.h (promoted_input_arg): Remove decl.
1346 * function.c (promoted_input_arg): Merge into ...
1347 * combine.c (setup_incoming_promotions): ... only caller.
1348 Rearrange to avoid double loop.
1350 2007-03-02 Ben Elliston <bje@au.ibm.com>
1351 Peter Bergner <bergner@vnet.ibm.com>
1352 Janis Johnson <janis187@us.ibm.com>
1354 * config/rs6000/dfp.md: New file.
1355 * config/rs6000/rs6000.md: Include dfp.md.
1356 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1357 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1358 and TDmode decimal float modes in FP registers.
1359 (num_insns_constant): Likewise.
1360 (rs6000_legitimate_offset_address_p): Likewise.
1361 (rs6000_legitimize_address): Likewise.
1362 (rs6000_legitimize_reload_address): Likewise.
1363 (rs6000_legitimate_address): Likewise.
1364 (rs6000_emit_move): Likewise.
1365 (function_arg_boundary): Likewise.
1366 (function_arg_advance): Likewise.
1367 (rs6000_darwin64_record_arg_recurse): Likewise.
1368 (function_arg): Likewise.
1369 (rs6000_gimplify_va_arg): Likewise.
1370 (rs6000_split_multireg_move): Likewise.
1371 (rs6000_output_function_epilogue): Likewise.
1372 (rs6000_output_function_epilogue): Likewise.
1373 (rs6000_register_move_cost): Likewise.
1374 (rs6000_function_value): Likewise.
1375 (rs6000_libcall_value): Likewise.
1377 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1379 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1381 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1383 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1384 Use $MULTIDIR to choose between the kernel and RTP headers,
1385 and use $WIND_BASE and $WIND_USR to locate them.
1387 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.c (override_options): Put initialization of
1390 ix86_tune_mask and ix86_arch_mask to the correct place.
1392 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1393 Michael Meissner <michael.meissner@amd.com>
1396 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1398 (TARGET_CMOVE): Use ARCHMASK.
1399 (TARGET_CMPXCHG): Ditto.
1400 (TARGET_CMPXCHG8B): Ditto.
1401 (TARGET_XADD): Ditto.
1402 (TARGET_BSWAP): Ditto.
1403 * config/i386/i386.c (ix86_tune_mask): New global variable.
1404 (ix86_arch_mask): Ditto.
1405 (override_options): Initialize ix86_tune_mask and
1406 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1409 2007-03-02 Ben Elliston <bje@au.ibm.com>
1412 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1414 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1416 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1417 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1418 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1419 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1421 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1422 rs6000_init_dwarf_reg_sizes_extra): New.
1423 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1424 SPE register high parts.
1426 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1428 * Makefile.in: Add install-pdf target as
1429 copied from automake v1.10 rules.
1430 * configure.ac: Add install-pdf to target list.
1431 * configure: Regenerate.
1433 2007-03-01 Paul Brook <paul@codesourcery.com>
1435 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1436 modes to LDRD for DImode.
1437 (output_move_double): Fixup out of range ldrd/strd.
1438 (vfp_secondary_reload_class): Rename...
1439 (coproc_secondary_reload_class): ... to this. Add wb argument.
1440 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1441 coproc_secondary_reload_class for CLASS_IWMMXT.
1442 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1443 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1445 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1447 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1448 factor by the estimated number of iterations.
1449 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1452 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1453 decode_caches_intel, detect_caches_intel): New functions.
1454 (host_detect_local_cpu): Use detect_caches_amd and
1455 detect_caches_intel.
1457 2007-03-01 Richard Henderson <rth@redhat.com>
1459 * expr.c (emit_move_complex_push): Export.
1460 (emit_move_complex_parts): Split out from ...
1461 (emit_move_complex): ... here.
1462 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1463 * config/i386/i386.md (movcdi): New.
1465 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1467 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1468 size of mode1 to check for tieable modes in MMX case.
1470 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1472 * Makefile.in (rtlanal.o): Depend on tree.h.
1473 * rtl.h (offset_within_section_p, split_const): Declare.
1474 * rtlanal.c: Include tree.h.
1475 (offset_within_block_p): New function, taken from
1476 mips_offset_within_object_p.
1477 (split_const): New function, taken from mips_split_const.
1478 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1480 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1481 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1482 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1483 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1484 (m68k_illegitimate_symbolic_constant_p): New function.
1485 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1486 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1487 symbolic constant that might be outside the symbol's section,
1488 move the symbol first and then add the offset.
1489 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1491 * config/mips/mips.c (mips_split_const): Delete.
1492 (mips_offset_within_object_p): Delete.
1493 (mips_symbolic_constant_p): Use offset_within_section_p and
1494 split_const instead of mips_offset_within_object_p and
1496 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1497 (mips_legitimize_const_move, print_operand_reloc)
1498 (mips_dangerous_for_la25_p): Use split_const instead of
1501 2007-02-28 Eric Christopher <echristo@apple.com>
1503 * Makefile.in (install-include-dir): Don't rm -rf include.
1505 2007-02-28 Richard Guenther <rguenther@suse.de>
1508 * fold-const.c (fold_binary): Do not associate expressions
1509 with more than one variable for integer types that do not wrap.
1511 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1513 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1514 Delete, and replace with...
1515 (fold_builtin_call_array): This. Update callers to use it.
1516 * fold-const.c (fold_build_call_list): Delete, and replace with...
1517 (fold_build_call_array): This.
1518 (fold_build_call_list_initializer): Delete, and replace with...
1519 (fold_build_call_array_initializer): This.
1520 * tree.h: Update declarations to reflect above changes.
1522 * c-typeck.c (build_function_call): Store converted arguments
1523 in a stack-allocated array instead of building a list.
1524 (convert_arguments): Store arguments in the array passed in as an
1525 argument, and return the actual number of arguments.
1526 * c-format.c: (check_function_format): Pass arguments in an
1527 array instead of a list.
1528 * c-common.c (check_function_nonnull): Likewise.
1529 (check_function_sentinel): Likewise.
1530 (check_function_arguments): Likewise.
1531 * c-common.h: Update declarations to reflect above changes.
1533 2007-02-28 Jan Hubicka <jh@suse.cz>
1535 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1536 PRED_NEGATIVE_RETURN): Update outcomes.
1538 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1540 * calls.c (emit_library_call_value_1): Handle partial registers
1541 correctly when building up CALL_INSN_FUNCTION_USAGE.
1543 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1545 * pa/predicates.md (move_src_operand): Allow zero for mode.
1546 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1549 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1552 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1553 *movv2df_internal): Enable pattern only for valid operand
1555 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1556 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1558 2007-02-27 Mike Stump <mrs@apple.com>
1560 * config/darwin-crt3.c: Avoid compilation when compiling for a
1563 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1565 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1567 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1568 for fixed headers and limits.h.
1569 (install-include-dir, install-headers-tar, install-headers-cpio,
1570 install-headers-cp, real-install-headers-tar,
1571 real-install-headers-cpio, real-install-headers-cp): Handle
1572 include-fixed as well as include.
1573 (install-mkheaders): Don't install files that go only in include
1575 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1576 from GCC_INCLUDE_DIR.
1577 * gcc.c (process_command): Remove special -BstageN/ handling.
1578 (do_spec_1): Add include-fixed directories.
1580 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1582 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1584 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1586 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1589 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1591 * c-common.c (get_priority): Add check for
1592 SUPPORTS_INIT_PRIORITY.
1594 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1596 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1598 * config/bfin/bfin.c: Include "cfglayout.h".
1599 (MAX_LSETUP_DISTANCE): New macro.
1600 (struct loop_info): New members incoming, incoming_src and
1601 incoming_dest. Delete member predecessor.
1602 (length_for_loop): New function.
1603 (bfin_optimize_loop): Handle more different loop structures.
1604 (bfin_discover_loop): Rework detection of predecessor blocks by
1605 examining incoming edges.
1606 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1608 (bfin_reorder_loops): New function.
1609 (bfin_reorg_loops): Use these three new functions.
1611 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1612 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1613 (CONSTRAINT_LEN): Add entry for 'q'.
1614 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1615 Add 'q' constraints.
1616 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1617 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1619 * config/bfin/bfin.md (add_with_carry): New pattern.
1620 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1621 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1622 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1623 support unsigned multiplies too. Removed incorrect commutativity from
1624 operand 1 constraint where appropriate.
1625 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1627 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1628 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1630 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1631 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1632 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1633 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1634 usmulhisi_hh_huh): New patterns.
1636 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1637 lshifthi3): Fix output template to use half reg for operand 2.
1639 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1642 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1644 2007-02-27 Andreas Schwab <schwab@suse.de>
1646 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1648 2007-02-27 Jan Hubicka <jh@suse.cz>
1650 * predict.c (last_basic_block_p): Remove.
1651 (tree_estimate_probability): Update return heuristic for commonized
1654 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1656 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1658 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1660 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1661 * doc/cpp.texi: Standardize title page.
1662 * doc/cppinternals.texi: Likewise.
1663 * doc/gcc.texi: Standardize title page, remove version number
1664 from copyright page.
1665 * doc/gccint.texi: Likewise.
1666 * doc/install.texi: Standardize title page, add table of
1669 2007-02-26 Jan Hubicka <jh@suse.cz>
1671 * predict.def: Set outcomes according to more recent results.
1672 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1673 Remove dead predictors.
1674 * predict.c (return_prediction): Fix pasto.
1676 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1678 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1679 change; avoid a memory leak when returning early.
1681 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1683 * c-decl.c (static_ctors): Move to c-common.c.
1684 (static_dtors): Likewise.
1685 (finish_function): Use c_record_cdtor_fn.
1686 (build_cdtor): Move to c-common.c.
1687 (c_write_global_declarations): Use c_build_cdtor_fns.
1688 * c-common.h (static_ctors): Declare.
1689 (static_dtors): Likewise.
1690 (c_record_cdtor_fn): Likewise.
1691 (c_build_cdtor_fns): Likewise.
1692 * c-common.c (static_ctors): New variable.
1693 (static_dtors): Likewise.
1694 (c_record_cdtor_fn): New function.
1695 (build_cdtor): Move from c-decl.c
1696 (c_build_cdtor_fns): New function.
1698 * output.h (assemble_addr_to_section): Declare.
1699 (get_cdtor_priority_section): Likewise.
1700 * varasm.c (assemble_addr_to_section): New function.
1701 (get_cdtor_priority_section): Likewise.
1702 (default_named_section_asm_out_destructor): Use them.
1703 (destor_dtor_section_asm_out_destructor): Likewise.
1704 (default_named_section_asm_out_constructor): Likewise.
1705 (default_ctor_section_asm_out_constructor): Likewise.
1706 * config.gcc (*-*-vxworks*): Include vxworks.o.
1707 * config/t-vxworks (vxworks.o): New target.
1708 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1709 (TARGET_ASM_CONSTRUCTOR): Define.
1710 (TARGET_ASM_DESTRUCTOR): Likewise.
1711 (vxworks_asm_out_constructor): Declare.
1712 (vxworks_asm_out_destructor): Likewise.
1714 * c-common.c (get_priority): Check that we have not just an
1715 INTEGER_CST, but an integer constant with integeral type.
1717 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1719 PR tree-optimization/30938
1720 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1721 use &dt[nargs-1] instead of &dt[nargs] in the call to
1722 vect_is_simple_use().
1724 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1726 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1727 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1728 Do not attempt to handle MEM inside auto-inc expressions.
1729 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1730 of a register modified by an auto-inc expression. However, do handle
1731 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1732 (elimination_effects): Prohibit elimination of a register modified
1733 by an auto-inc expression. Disable register elimination rules whose
1734 target register is modified by an auto-inc expression with variable
1737 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1739 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
1741 (array_at_struct_end_p): New function.
1742 (idx_infer_loop_bounds): Use it.
1743 (estimate_numbers_of_iterations_loop): Export.
1744 * predict.c (predict_loops): Use estimated_loop_iterations_int.
1745 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
1746 (tree_estimate_probability): Call record_loop_exits.
1747 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
1748 (estimated_loop_iterations, estimated_loop_iterations_int,
1749 estimated_loop_iterations_tree): New functions.
1750 (analyze_siv_subscript_cst_affine,
1751 compute_overlap_steps_for_affine_1_2,
1752 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
1753 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
1754 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
1755 (PRED_LOOP_ITERATIONS_GUESSED): New.
1756 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
1757 * cfgloop.h (estimate_numbers_of_iterations_loop,
1758 estimated_loop_iterations_int): Declare.
1760 2007-02-25 Mark Mitchell <mark@codesourcery.com>
1762 * doc/extend.texi: Document optional priority argument to
1763 constructors and destructors.
1764 * tree.c (init_priority_for_decl): Adjust GTY markers.
1765 (init_ttree): Use priority-info hash functions for
1766 init_priority_for_decl.
1767 (tree_map_eq): Rename to ...
1768 (tree_map_base_eq): ... this.
1769 (tree_map_marked_p): Rename to ...
1770 (tree_map_base_marked_p): ... this.
1771 (tree_map_base_hash): New function.
1772 (decl_init_priority_lookup): Rework.
1773 (decl_fini_priority_lookup): New function.
1774 (decl_priority_info): New function.
1775 (decl_init_priority_insert): Use it.
1776 (decl_fini_priority_insert): Likewise.
1777 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
1779 (decl_restrict_base_insert): Likewise.
1780 (decl_debug_expr_insert): Likewise.
1781 (decl_value_expr_lookup): Likewise.
1782 (decl_value_expr_insert): Likewise.
1783 * tree.h (priority_type): New type.
1784 (decl_init_priority_lookup): Use priority_type.
1785 (decl_fini_priority_lookup): New function.
1786 (decl_init_priority_insert): Use priority_type.
1787 (decl_fini_priority_insert): New function.
1788 (DECL_HAS_INIT_PRIORITY): Tweak comments.
1789 (DECL_INIT_PRIORITY): Likewise.
1790 (SET_DECL_INIT_PRIORITY): Add comment.
1791 (DECL_FINI_PRIORITY): New macro.
1792 (SET_DECL_FINI_PRIORITY): Likewise.
1793 (DEFAULT_INIT_PRIORITY): Document.
1794 (MAX_INIT_PRIORITY): Likewise.
1795 (MAX_RESERVED_INIT_PRIORITY): Likewise.
1796 (tree_map_base): New type.
1797 (tree_map_base_eq): New function.
1798 (tree_map_base_hash): Likewise.
1799 (tree_map_base_marked_p): Likewise.
1800 (tree_map): Inherit from tree_map_base.
1801 (tree_map_eq): Make it a macro.
1802 (tree_map_marked_p): Likewise.
1803 (tree_int_map): Inherit from tree_map_base.
1804 (tree_int_map_eq): Make it a macro.
1805 (tree_int_map_hash): Likewise.
1806 (tree_int_map_marked_p): Likewise.
1807 (tree_priority_map): New type.
1808 (tree_priority_map_eq): New macro.
1809 (tree_priority_map_hash): Likewise.
1810 (tree_priority_map_marked_p): Likewise.
1811 * varasm.c (emults_decl): Adjust for refactoring of tree_map
1813 (emutls_common_1): Likewise.
1814 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
1815 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
1816 of tree_map hierarchy.
1817 * tree-cfg.c (move_stmt_r): Likewise.
1818 (new_label_mapper): Likewise.
1819 * c-tree.h (c_expand_body): Move to ...
1820 * c-common.h (c_expand_body): ... here.
1821 * c-decl.c (c_expand_body): Move to ...
1822 * c-common.c (c_expand_body): ... here.
1823 (c_common_attribute_table): Allow 1 argument for the constructor
1824 and destructor attributes.
1825 (get_priority): New function.
1826 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
1827 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
1829 2007-02-24 Jan Hubicka <jh@suse.cz>
1832 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
1834 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1835 Jan Hubicka <jh@suse.cz>
1838 * i386.c (counter_mode): New function.
1839 (expand_set_or_movmem_via_loop): Use it.
1840 (expand_movmem_epilogue): Likewise; fix pasto.
1841 (ix86_expand_movmem): Do emit guard even for constant counts.
1842 (ix86_expand_setmem): Likewise.
1844 2007-02-25 Nick Clifton <nickc@redhat.com>
1846 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
1847 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1849 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
1853 count argument with 0x10, not with 0x16.
1854 (expand_setmem_epilogue): Ditto.
1856 2007-02-24 Mike Stump <mrs@apple.com>
1858 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1861 2007-02-24 Richard Guenther <rguenther@suse.de>
1864 * fold-const.c (fold_binary): Fold x +- CST op x for
1865 EQ_EXPR and NE_EXPR.
1867 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1869 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1871 2007-02-24 Jan Hubicka <jh@suse.cz>
1873 * cgraphunit.c (decide_is_function_needed): Honor
1874 -fkeep-inline-functions.
1876 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1878 * builtins.c (fold_builtin_modf): New.
1879 (fold_builtin_2): Use it.
1881 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
1883 * loop-iv.c (implies_p): Detect additional cases where A implies B.
1884 (determine_max_iter): Take additional LOOP arg; all callers changed.
1885 Lose broken logic dealing with PLUS. Try to limit the upper bound by
1886 one using simplifications.
1887 (simplify_using_initial_values): Return if the expression becomes
1888 invalid due to altered regs.
1890 2007-02-23 DJ Delorie <dj@redhat.com>
1892 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
1894 2007-02-23 Mike Stump <mrs@apple.com>
1896 * tlink.c (scan_linker_output): Parse linker messages from
1897 darwin9's linker better.
1899 2007-02-23 Steve Ellcey <sje@cup.hp.com>
1902 * varpool.c (varpool_assemble_pending_decls): Set
1903 varpool_last_needed_node to null.
1905 2007-02-23 DJ Delorie <dj@redhat.com>
1907 * config/i386/i386.c (ix86_data_alignment): Don't specify an
1908 alignment bigger than the object file can handle.
1910 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
1913 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
1914 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
1915 (*movsf_1): Penalize MMX moves.
1917 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
1919 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
1920 2^32-1 or more times unless flag_unsafe_loop_optimizations.
1922 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
1924 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1926 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
1927 (fold_builtin_1): Use them.
1928 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1929 BUILT_IN_SIGNIFICAND.
1931 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
1933 * config/i386/i386.c (bdesc_1arg): Initialize
1934 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
1935 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
1936 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
1937 and IX86_BUILTIN_MOVSLDUP.
1939 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
1941 PR rtl-optimization/30841
1942 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
1944 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1946 * builtins.c (fold_builtin_frexp): New.
1947 (fold_builtin_2): Use it.
1949 2007-02-22 Mark Mitchell <mark@codesourcery.com>
1951 * doc/invoke.texi (Spec Files): Document getenv spec function.
1953 * gcc.c (getenv_spec_function): New function.
1954 (static_spec_functions): Add it.
1955 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
1956 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
1959 2007-02-22 Michael Matz <matz@suse.de
1962 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
1963 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
1965 2007-02-22 Ian Lance Taylor <iant@google.com>
1968 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
1969 (mem_loc_descriptor): Call it.
1971 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
1972 Ira Rosen <irar@il.ibm.com>
1974 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1976 2007-02-22 Ira Rosen <irar@il.ibm.com>
1978 PR tree-optimization/30843
1979 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1980 stores only after all the group is vectorized.
1982 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1984 PR tree-optimization/30858
1985 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1986 in the reduction cycle have a single use in the loop.
1987 * tree-vectorizer.h (relevant): Add documentation.
1989 2007-02-20 Mike Stump <mrs@apple.com>
1991 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1992 * configure: Regenerate.
1994 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1996 Change the defaults of some parameters and options.
1997 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1998 * config/spu/spu.c (spu_optimization_options): Add.
1999 (spu_override_options): Change params in spu_optimization_options.
2000 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2002 Register 127 is only 16 byte aligned when used as a frame pointer.
2003 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2004 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2005 HARD_FRAME_POINTER_REGNUM.
2006 (spu_legitimate_address): Use regno_aligned_for_reload.
2007 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2008 aligned when frame_pointer_needed is true.
2009 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2011 * config/spu/spu.h (INIT_EXPANDERS): Define.
2013 Make sure shift and rotate instructions have valid immediate operands.
2014 * config/spu/predicates.md (spu_shift_operand): Remove.
2015 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2016 * config/spu/constraints.md (W, O): Extend range.
2017 * config/spu/spu.md (umask, nmask): Define.
2018 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2019 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2020 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2021 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2022 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2023 (lshr<mode>3_reg): Fix rtl description.
2025 Make sure mulhisi immediate operands are valid.
2026 * config/spu/predicates.md (imm_K_operand): Add.
2027 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2029 Generate constants using fsmbi and andi.
2030 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2031 (print_operand, spu_split_immediate, classify_immediate,
2032 fsmbi_const_p): Handle IC_FSMBI2.
2034 Correctly handle a CONST_VECTOR containing symbols.
2035 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2036 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2037 (immediate_load_p): Allow symbols that use 2 instructions to create.
2038 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2039 with symbols when flag_pic is set.
2040 (const_vector_immediate_p): New.
2041 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2042 accept a CONST_VECTOR with symbols.
2043 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2044 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2046 * config/spu/spu.md (high, low): Delete.
2047 (low_<mode>): Define.
2049 Remove INTRmode and INTR_REGNUM, which didn't work.
2050 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2052 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2053 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2054 peephole2 pattern): Don't use INTR or 131.
2055 (movintrcc): Delete.
2056 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2057 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2058 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2059 (UNSPEC_SET_INTR): Add.
2060 * config/spu/spu-modes.def (INTR): Remove.
2062 More accurate warnings about run-time relocations.
2063 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2065 Correctly warn about immediate arguments to specific intrinsics.
2066 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2067 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2068 the instruction predicate.
2070 Fix tree check errors with latest update.
2071 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2073 (spu_expand_builtin): Use CALL_EXPR_FN.
2075 Add missing specific intrinsics.
2076 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2078 * config/spu/spu_internals.h: Ditto.
2080 Fix incorrect operand modifiers.
2081 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2082 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2084 Optimize one case of zero_extend of a vec_select.
2085 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2087 Accept any immediate for hbr.
2088 * config/spu/spu.md (hbr): Change s constraints to i.
2090 2007-02-21 Paul Brook <paul@codesourcery.com>
2092 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2093 condexec_count when skipping USE and CLOBBER.
2095 2007-02-21 Nick Clifton <nickc@redhat.com>
2097 * common.opt (Warray-bounds): Add Warning attribute.
2098 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2100 (fsized-zeroes): Add Optimization attribute.
2101 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2102 * c.opt (Wc++0x-compat): Add Warning attribute.
2104 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2107 * reload1.c (eliminate_regs_in_insn): In the single_set special
2108 case, attempt to re-recognize the insn before falling back to
2109 having reload fix it up.
2111 2007-02-20 Eric Christopher <echristo@gmail.com>
2113 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2114 Rewrite accordingly.
2115 (frv_read_iacc_argument): Ditto.
2116 (frv_expand_set_builtin): Take a call instead of arglist, update for
2118 (frv_expand_unop_builtin): Ditto.
2119 (frv_expand_binop_builtin): Ditto.
2120 (frv_expand_cut_builtin): Ditto.
2121 (frv_expand_binopimm_builtin): Ditto.
2122 (frv_expand_voidbinop_builtin): Ditto.
2123 (frv_expand_int_void2arg): Ditto.
2124 (frv_expand_prefetches): Ditto.
2125 (frv_expand_voidtriop_builtin): Ditto.
2126 (frv_expand_voidaccop_builtin): Ditto.
2127 (frv_expand_load_builtin): Ditto.
2128 (frv_expand_store_builtin): Ditto.
2129 (frv_expand_mdpackh_builtin): Ditto.
2130 (frv_expand_mclracc_builtin): Ditto.
2131 (frv_expand_mrdacc_builtin): Ditto.
2132 (frv_expand_mwtacc_builtin): Ditto.
2133 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2136 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2138 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2139 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2141 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2143 * configure: Regenerate.
2144 * config.in: Regenerate.
2145 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2146 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2147 masks to power6 and power6x and to POWERPC_MASKS.
2148 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2150 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2151 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2152 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2153 Access PROTOTYPE as variable, not mask.
2155 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2157 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2158 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2159 * combine.c (adjust_for_new_dest): Use it.
2160 * postreload.c (reload_combine): Likewise.
2162 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2164 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2165 notes on an insn with multiple sets, even if single_set returns
2166 non-NULL for that insn.
2168 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2170 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2173 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2175 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2176 if user didn't pass it.
2177 * config/i386/darwin.h (CC1_SPEC): Likewise.
2178 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2179 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2180 -mmacosx-version-min.
2182 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2183 Uros Bizjak <ubizjak@gmail.com>
2185 * optabs.h (enum optab_index): Add new OTI_scalb.
2186 (scalb_optab): Define corresponding macro.
2187 * optabs.c (init_optabs): Initialize scalb_optab.
2188 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2190 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2191 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2192 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2193 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2194 flag_unsafe_math_optimizations is set.
2196 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2197 to implement scalbf, scalb and scalbl built-ins as inline x87
2200 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2201 DJ Delorie <dj@redhat.com>
2204 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2205 (diagnostic_report_diagnostic): ... here, and turn them into real
2206 errors. If warnings are inhibited, no need to do anything.
2208 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2211 better code generation.
2213 2007-02-20 Ben Elliston <bje@au.ibm.com>
2215 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2217 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2219 * config/alpha/alpha.c, config/alpha/alpha.md,
2220 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2221 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2222 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2223 config/arm/lib1funcs.asm: Follow spelling conventions.
2225 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2226 config/fr30/fr30.md, config/i386/i386.h,
2227 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2228 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2229 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2230 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2231 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2232 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2233 config/sparc/sparc.c, config/sparc/sparc.h,
2234 config/sparc/sparc.md, config/spu/constraints.md,
2235 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2238 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2241 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2244 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2246 * doc/invoke.texi (-ftree-lrs): Remove.
2248 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2250 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2253 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2255 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2256 new CALL_EXPR_FN macro for retrieving the function
2257 declaration of the input expression.
2259 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2261 * c.opt (Waddress): New.
2262 * common.opt (Walways-true): Delete.
2263 (Wstring-literal-comparison): Delete.
2264 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2265 -Wstring-literal-comparison. Add -Waddress.
2267 (Walways-true): Delete.
2268 (Wstring-literal-comparison): Delete.
2269 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2270 consistently instead of -Walways-true in example.
2271 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2272 * c-typeck.c (parser_build_binary_op): Replace
2273 -Wstring-literal-comparison and -Walways-true with -Waddress.
2274 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2277 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2279 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2280 without DECL_STRUCT_FUNCTION initialized.
2282 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2284 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2285 due to calls to functions taking pointers as parameters.
2287 2007-02-19 Richard Henderson <rth@redhat.com>
2290 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2293 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2295 * config/s390/s390.c (s390_call_saved_register_used,
2296 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2297 accessed to the new scheme.
2299 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2301 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2302 (cris_print_index, cris_print_operand, cris_print_operand_address)
2303 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2304 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2305 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2307 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2308 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2309 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2310 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2311 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2312 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2313 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2314 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2315 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2316 (uminsi3, call, call_value): Ditto.
2317 (define_split: indir_to_reg_split, unnamed): Ditto.
2319 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2321 PR tree-optimization/30975
2322 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2325 2007-02-18 Eric Christopher <echristo@gmail.com>
2327 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2328 Remove use of arglist.
2329 (mips_expand_builtin): Remove use of arglist, pass in expr.
2330 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2331 (mips_expand_builtin_movtf): Ditto.
2332 (mips_expand_builtin_compare): Ditto.
2334 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2336 * tree-sra.c (sra_build_assignment): Replace assertion
2337 checking with a comment explaining why it can't be done.
2339 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2342 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2343 during CALL_EXPR representation conversion.
2344 * tree-ssa-propagate.c (set_rhs): Likewise.
2346 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2348 * tree-sra.c (sra_build_assignment): Disable assertion checking
2351 2007-02-18 Roger Sayle <roger@eyesopen.com>
2353 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2354 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2355 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2357 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2358 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2359 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2360 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2361 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2362 force_gimple_operand): Likewise.
2363 * ipa-cp.c (constant_val_insert): Likewise.
2364 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2365 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2366 perfect_nestify): Likewise.
2367 * langhooks.c (lhd_omp_assignment): Likewise.
2368 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2369 lower_copyprivate_clauses, lower_send_clauses,
2370 lower_send_shared_vars, expand_parallel_call,
2371 expand_omp_for_generic, expand_omp_for_static_nochunk,
2372 expand_omp_for_static_chunk, expand_omp_sections,
2373 lower_omp_single_copy, lower_omp_for_lastprivate,
2374 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2375 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2376 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2379 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2381 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2382 config/sh/sh.md: Follow spelling conventions.
2384 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2385 config/frv/predicates.md: Follow spelling conventions.
2387 * config/m68k/linux-unwind.h: Fix a comment typo.
2388 * target.h: Follow spelling conventions.
2390 2007-02-18 Roger Sayle <roger@eyesopen.com>
2392 PR rtl-optimization/28173
2393 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2394 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2395 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2396 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2397 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2399 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2401 * builtins.c (fold_builtin_load_exponent): New.
2402 (fold_builtin_2): Use it.
2404 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2406 PR rtl-optimization/30773
2407 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2408 if we fail to attach a REG_EQUIV note.
2410 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2411 Roger Sayle <roger@eyesopen.com>
2413 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2415 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2417 * calls.c (initialize_argument_information): Pass original EXP
2418 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2419 code to split complex arguments here, as part of initializing the
2421 (expand_call): Remove code that builds a list of arguments and
2422 inserts implicit arguments into it. Instead, just count how many
2423 implicit arguments there will be so we can determine the size of
2424 the ARGS array, and let initialize_argument_information do the work.
2425 (split_complex_values): Delete unused function.
2427 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2429 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2431 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2433 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2434 for arg pointer based indexed addressing.
2436 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2438 * config/ia64/ia64.h, config/ia64/ia64.md,
2439 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2440 spelling conventions.
2442 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2444 * config/m68k/m68k.c (split_di): New.
2445 * config/m68k/m68k-protos.h: Declare split_di.
2446 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2447 Improve predicate handling and split constant shifts.
2449 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2451 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2452 parameter for register bitfield operations, general predicates
2455 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2457 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2458 * config/m68k/linux-unwind.h: New file.
2460 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2462 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2463 config/i386/athlon.md, config/ia64/ia64.md,
2464 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2465 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2466 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2467 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2468 tree-vect-transform.c: Fix comment typos.
2470 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2472 * sched-deps.c (find_insn_list): Remove.
2473 * sched-int.h: Remove the prototype for find_insn_list.
2475 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2477 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2479 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2480 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2481 darwin_rs6000_override_options.
2482 (C_COMMON_OVERRIDE_OPTIONS): Expect
2483 darwin_macosx_version_min to be non-NULL always.
2484 (TARGET_C99_FUNCTIONS): Likewise.
2485 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2486 (DARWIN_MINVERSION_SPEC): New.
2487 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2488 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2490 (DARWIN_MINVERSION_SPEC): New.
2491 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2493 * config/darwin-c.c (darwin_cpp_builtins): Expect
2494 darwin_macosx_version_min to be non-NULL always.
2496 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2498 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.h (x86_use_xchgb): New.
2501 (TARGET_USE_XCHGB): New macro.
2502 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2503 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2504 Split after reload into bswaphi for shifts of 8.
2505 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2506 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2507 or when optimizing for size.
2509 2007-02-16 Richard Guenther <rguenther@suse.de>
2510 Christian Bruel <christian.bruel@st.com>
2512 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2513 DECLs but prefer SSA_NAMEs over DECLs.
2515 2007-02-16 Richard Guenther <rguenther@suse.de>
2517 * tree-flow-inline.h (single_imm_use_p): Remove.
2518 (zero_imm_uses_p): Likewise.
2519 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2520 instead of single_imm_use_p.
2521 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2524 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2527 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2528 nested double- and backquotes.
2530 2007-02-15 Roger Sayle <roger@eyesopen.com>
2533 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2534 should be unreachable.
2535 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2536 For the time being redirect GIMPLE_MODIFY_STMT to the new
2537 (renamed) build_gimple_modify_stmt_stat.
2538 (build2_gimple_stat): Rename to...
2539 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2540 Always build a GIMPLE_MODIFY_STMT node.
2541 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2542 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2545 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2546 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2547 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2548 expand_complex_div_wide): Likewise.
2549 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2550 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2551 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2552 * tree-ssa-loop-manip.c (create_iv): Likewise.
2553 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2554 abs_replacement): Likewise.
2555 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2556 realify_fake_stores): Likewise.
2558 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2559 node rather than a GIMPLE_MODIFY_STMT node.
2560 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2561 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2563 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2564 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2567 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2570 * fold-const.c (fold_comparison): Add back the
2571 folding of constant complex comparisions.
2573 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2576 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2577 effects unknown to this function, return early.
2579 2007-02-15 Ian Lance Taylor <iant@google.com>
2581 * lower-subreg.c (move_eh_region_note): New static function.
2582 (resolve_simple_move): Call it.
2583 (decompose_multiword_subregs): Track blocks for which we resolve a
2584 simple move which is also a control flow insn. Pass them to
2585 find_many_sub_basic_blocks.
2586 (pass_lower_subreg): Add TODO_verify_flow.
2587 (pass_lower_subreg2): Likewise.
2589 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2590 Brooks Moses <brooks.moses@codesourcery.com>
2591 Lee Millward <lee.millward@codesourcery.com>
2593 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2594 (VL_EXP_CLASS_P): New.
2595 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2597 (TREE_OPERAND_CHECK_CODE): Likewise.
2598 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2599 (TREE_RTL_OPERAND_CHECK): Likewise.
2600 (tree_operand_check_failed): Make second parameter the whole tree
2601 instead of its code. Fixed callers.
2602 (VL_EXP_CHECK): New.
2603 (TREE_OPERAND_LENGTH): New.
2604 (VL_EXP_OPERAND_LENGTH): New.
2605 (CALL_EXPR_FN): New.
2606 (CALL_EXPR_STATIC_CHAIN): New.
2607 (CALL_EXPR_ARGS): New.
2608 (CALL_EXPR_ARG): New.
2609 (call_expr_nargs): New.
2610 (CALL_EXPR_ARGP): New.
2611 (build_nt_call_list): Declare.
2612 (build_vl_exp_stat): Declare.
2613 (build_vl_exp): New.
2614 (build_call_list): Declare.
2615 (build_call_nary): Declare.
2616 (build_call_valist): Declare.
2617 (build_call_array): Declare.
2618 (call_expr_arg): Declare.
2619 (call_expr_argp): Declare.
2620 (call_expr_arglist): Declare.
2621 (fold_build_call_list): Declare.
2622 (fold_build_call_list_initializer): Declare.
2623 (fold_call_expr): Declare to replace fold_builtin.
2624 (fold_builtin_fputs): Update to agree with modified definition.
2625 (fold_builtin_strcpy): Likewise.
2626 (fold_builtin_strncpy): Likewise.
2627 (fold_builtin_memory_chk): Likewise.
2628 (fold_builtin_stxcpy_chk): Likewise.
2629 (fold_builtin_strncpy_chk): Likewise.
2630 (fold_builtin_next_arg): Likewise.
2631 (fold_build_call_expr): Declare.
2632 (fold_builtin_call_list): Declare.
2633 (fold_builtin_call_valist): Declare.
2634 (build_call_expr): Declare.
2635 (validate_arglist): Update to agree with modified definition.
2636 (tree_operand_length): New.
2637 (call_expr_arg_iterator): New.
2638 (init_call_expr_arg_iterator): New.
2639 (next_call_expr_arg): New.
2640 (first_call_expr_arg): New.
2641 (more_call_expr_args_p): New.
2642 (FOR_EACH_CALL_EXPR_ARG): New.
2644 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2645 and tcc_gimple_stmt.
2646 (tree_code_size): Update documentation. Use sizeof (tree) rather
2647 than sizeof (char *).
2648 (tree_size): Likewise. Add case for tcc_vl_exp.
2649 (tree_node_structure): Add case for tcc_vl_exp.
2650 (contains_placeholder_p): Likewise.
2651 (substitute_in_expr): Likewise.
2652 (substitute_placeholder_in_expr): Likewise.
2653 (stabilize_reference_1): Likewise.
2654 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2655 to diagnose breakage of this interface for constructing CALL_EXPRs.
2656 (build_nt): Add similar assertion here.
2657 (build_nt_call_list): New.
2658 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2659 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2661 (get_callee_fndecl): Use new CALL_EXPR accessors.
2662 (tree_operand_check_failed): Change parameters to pass entire node
2663 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2664 (process_call_operands): New.
2665 (build_vl_exp_stat): New.
2666 (build_call_list): New.
2667 (build_call_nary): New.
2668 (build_call_valist): New.
2669 (build_call_array): New.
2670 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2671 (call_expr_arglist): New.
2673 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2674 tcc_vl_exp instead of a fixed-size tcc_expression.
2676 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2677 accessors for CALL_EXPRs.
2678 (AGGR_INIT_EXPR): Likewise.
2680 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2681 Brooks Moses <brooks.moses@codesourcery.com>
2682 Lee Millward <lee.millward@codesourcery.com>
2684 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2685 (expand_builtin_nonlocal_goto): Change parameter to be entire
2686 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2687 (expand_builtin_prefetch): Likewise.
2688 (expand_builtin_classify_type): Likewise.
2689 (mathfn_built_in): Return NULL_TREE instead of 0.
2690 (expand_errno_check): Use new CALL_EXPR accessors.
2691 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2692 Return NULL_RTX instead of 0.
2693 (expand_builtin_mathfn_2): Likewise.
2694 (expand_builtin_mathfn_3): Likewise.
2695 (expand_builtin_interclass_mathfn): Likewise.
2696 (expand_builtin_sincos): Likewise.
2697 (expand_builtin_cexpi): Likewise.
2698 (expand_builtin_int_roundingfn): Likewise.
2699 (expand_builtin_int_roundingfn_2): Likewise.
2700 (expand_builtin_pow): Likewise.
2701 (expand_builtin_powi): Likewise.
2702 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2703 of arglist, fixing callers appropriately. Use new CALL_EXPR
2704 accessors and constructors. Return NULL_RTX instead of 0.
2705 (expand_builtin_strstr): Likewise.
2706 (expand_builtin_strchr): Likewise.
2707 (expand_builtin_strrchr): Likewise.
2708 (expand_builtin_strpbrk): Likewise.
2709 (expand_builtin_memcpy): Likewise.
2710 (expand_builtin_mempcpy): Likewise.
2711 (expand_builtin_mempcpy_args): New.
2712 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2713 (expand_builtin_memmove_args): New.
2714 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2715 (expand_movstr): Likewise.
2716 (expand_builtin_strcpy): Likewise.
2717 (expand_builtin_strcpy_args): New.
2718 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2719 (expand_builtin_strncpy): Likewise.
2720 (expand_builtin_memset): Likewise.
2721 (expand_builtin_memset_args): New.
2722 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2723 (expand_builtin_memcmp): Likewise.
2724 (expand_builtin_strcmp): Likewise.
2725 (expand_builtin_strncmp): Likewise.
2726 (expand_builtin_strcat): Likewise.
2727 (expand_builtin_strncat): Likewise.
2728 (expand_builtin_strspn): Likewise.
2729 (expand_builtin_strcspn): Likewise.
2730 (expand_builtin_args_info): Likewise.
2731 (expand_builtin_va_start): Likewise.
2732 (gimplify_va_arg_expr): Likewise.
2733 (expand_builtin_va_end): Likewise.
2734 (expand_builtin_va_copy): Likewise.
2735 (expand_builtin_frame_address): Likewise.
2736 (expand_builtin_alloca): Likewise.
2737 (expand_builtin_bswap): Likewise.
2738 (expand_builtin_unop): Likewise.
2739 (expand_builtin_fputs): Likewise.
2740 (expand_builtin_expect): Likewise.
2741 (expand_builtin_fabs): Likewise.
2742 (expand_builtin_copysign): Likewise.
2743 (expand_builtin_printf): Likewise.
2744 (expand_builtin_fprintf): Likewise.
2745 (expand_builtin_sprintf): Likewise.
2746 (expand_builtin_init_trampoline): Likewise.
2747 (expand_builtin_signbit): Likewise.
2748 (expand_builtin_fork_or_exec): Likewise.
2749 (expand_builtin_sync_operation): Likewise.
2750 (expand_builtin_compare_and_swap): Likewise.
2751 (expand_builtin_lock_test_and_set): Likewise.
2752 (expand_builtin_lock_release): Likewise.
2753 (expand_builtin): Likewise.
2754 (builtin_mathfn_code): Likewise.
2756 (fold_builtin_constant_p): Pass call arguments individually instead
2757 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2758 accessors and constructors. Return NULL_TREE instead of 0.
2759 (fold_builtin_expect): Likewise.
2760 (fold_builtin_classify_type): Likewise.
2761 (fold_builtin_strlen): Likewise.
2762 (fold_builtin_nan): Likewise.
2763 (integer_valued_real_p): Likewise.
2764 (fold_trunc_transparent_mathfn): Likewise.
2765 (fold_fixed_mathfn): Likewise.
2766 (fold_builtin_cabs): Likewise.
2767 (fold_builtin_sqrt): Likewise.
2768 (fold_builtin_cbrt): Likewise.
2769 (fold_builtin_cos): Likewise.
2770 (fold_builtin_cosh): Likewise.
2771 (fold_builtin_tan): Likewise.
2772 (fold_builtin_sincos): Likewise.
2773 (fold_builtin_cexp): Likewise.
2774 (fold_builtin_trunc): Likewise.
2775 (fold_builtin_floor): Likewise.
2776 (fold_builtin_ceil): Likewise.
2777 (fold_builtin_round): Likewise.
2778 (fold_builtin_int_roundingfn): Likewise.
2779 (fold_builtin_bitop): Likewise.
2780 (fold_builtin_bswap): Likewise.
2781 (fold_builtin_logarithm): Likewise.
2782 (fold_builtin_hypot): Likewise.
2783 (fold_builtin_pow): Likewise.
2784 (fold_builtin_powi): Likewise.
2785 (fold_builtin_exponent): Likewise.
2786 (fold_builtin_memset): Likewise.
2787 (fold_builtin_bzero): Likewise.
2788 (fold_builtin_memory_op): Likewise.
2789 (fold_builtin_bcopy): Deleted; call site changed to invoke
2790 fold_builtin_memory_op directly.
2791 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
2792 (fold_builtin_strncpy): Likewise.
2793 (fold_builtin_memcmp): Likewise.
2794 (fold_builtin_strcmp): Likewise.
2795 (fold_builtin_strncmp): Likewise.
2796 (fold_builtin_signbit): Likewise.
2797 (fold_builtin_copysign): Likewise.
2798 (fold_builtin_isascii): Likewise.
2799 (fold_builtin_toascii): Likewise.
2800 (fold_builtin_isdigit): Likewise.
2801 (fold_builtin_fabs): Likewise.
2802 (fold_builtin_abs): Likewise.
2803 (fold_builtin_fmin_fmax): Likewise.
2804 (fold_builtin_carg): Likewise.
2805 (fold_builtin_classify): Likewise.
2806 (fold_builtin_unordered_cmp): Likewise.
2808 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
2809 New functions split out from fold_builtin_1.
2810 (fold_builtin_n): New.
2811 (fold_builtin_varargs): New.
2812 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
2814 (fold_call_expr): New.
2815 (build_function_call_expr): Rewrite to use new helper function.
2816 (fold_builtin_call_list): New.
2817 (build_call_expr): New.
2818 (fold_builtin_call_valist): New.
2819 (rewrite_call_expr): New.
2820 (validate_arg): New.
2821 (validate_arglist): Change parameter to be entire CALL_EXPR instead
2822 of an arglist. Change return type to bool. Use new CALL_EXPR
2825 (fold_builtin_strstr): Pass call arguments individually instead
2826 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2827 accessors and constructors. Return NULL_TREE instead of 0.
2828 (fold_builtin_strchr): Likewise.
2829 (fold_builtin_strrchr): Likewise.
2830 (fold_builtin_strpbrk): Likewise.
2831 (fold_builtin_strcat): Likewise.
2832 (fold_builtin_strncat): Likewise.
2833 (fold_builtin_strspn): Likewise.
2834 (fold_builtin_strcspn): Likewise.
2835 (fold_builtin_fputs): Likewise.
2836 (fold_builtin_next_arg): Likewise.
2837 (fold_builtin_sprintf): Likewise.
2839 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
2840 NULL_RTX instead of 0.
2841 (expand_builtin_memory_chk): Likewise.
2842 (maybe_emit_chk_warning): Likewise.
2843 (maybe_emit_sprintf_chk_warning): Likewise.
2845 (fold_builtin_object_size): Pass call arguments individually instead
2846 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
2847 accessors and constructors. Return NULL_TREE instead of 0.
2848 (fold_builtin_memory_chk): Likewise.
2849 (fold_builtin_stxcpy_chk): Likewise.
2850 (fold_builtin_strncpy_chk): Likewise.
2851 (fold_builtin_strcat_chk): Likewise.
2852 (fold_builtin_strcat_chk): Likewise.
2853 (fold_builtin_strncat_chk): Likewise.
2854 (fold_builtin_sprintf_chk): Likewise.
2855 (fold_builtin_snprintf_chk): Likewise.
2856 (fold_builtin_printf): Likewise.
2857 (fold_builtin_vprintf): Likewise.
2859 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
2861 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
2862 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2863 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
2864 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
2865 (fold_unary): Likewise.
2866 (fold_binary): Likewise.
2867 (fold_ternary): Remove CALL_EXPR case, since they are no longer
2868 ternary expressions.
2869 (fold): Add logic for tcc_vl_exp.
2870 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
2871 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2872 (fold_build3_stat): Add assertion to flag broken interface for
2873 constructing CALL_EXPRs.
2874 (fold_build_call_list): New.
2875 (fold_build_call_list_initializer): New.
2876 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
2878 (fold_strip_sign_ops): Likewise.
2880 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2881 Brooks Moses <brooks.moses@codesourcery.com>
2882 Lee Millward <lee.millward@codesourcery.com>
2884 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
2885 accessors and dump arguments explicitly.
2887 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
2889 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
2891 (print_call_name): Use new CALL_EXPR accessors.
2893 * print-tree.c (print_node): Add case tcc_vl_exp. Print
2894 CALL_EXPR arguments explicitly instead of as a list. Use
2895 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2897 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
2898 (vrp_visit_stmt): Likewise.
2900 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
2901 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
2903 (force_move_till_expr): Likewise.
2905 * targhooks.c (default_external_stack_protect_fail): Use
2906 build_call_expr instead of build_function_call_expr.
2907 (default_hidden_stack_protect_fail): Likewise.
2909 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
2912 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
2913 and walk arguments explicitly.
2915 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
2916 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2917 (expand_simple_operations): Likewise.
2918 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
2920 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
2921 of TREE_CODE_LENGTH.
2922 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
2924 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
2925 instead of TREE_CODE_LENGTH.
2927 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
2928 (tree_ic_transform): Likewise.
2929 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
2930 parameter instead of arglist. Fix callers.
2931 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
2932 (tree_stringops_transform): Likewise.
2933 (tree_indirect_call_to_profile): Likewise.
2934 (tree_stringops_values_to_profile): Likewise.
2936 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
2937 (eliminate_tail_call): Likewise.
2939 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
2941 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2942 Use TREE_OPERAND_LENGTH and generalize to handle any number of
2944 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
2946 * omp-low.c (build_omp_barrier): Use build_call_expr.
2947 (lower_rec_input_clauses): Likewise.
2948 (lower_reduction_clauses): Likewise.
2949 (expand_parallel_call): Likewise.
2950 (maybe_catch_exception): Likewise.
2951 (expand_omp_for_generic): Likewise.
2952 (expand_omp_for_static_nochunk): Likewise.
2953 (expand_omp_sections): Likewise.
2954 (lower_omp_single_simple): Likewise.
2955 (lower_omp_single_copy): Likewise.
2956 (lower_omp_master): Likewise.
2957 (lower_omp_ordered): Likewise.
2958 (lower_omp_critical): Likewise.
2960 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
2961 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
2963 * tree-gimple.c (is_gimple_call_addr): Fix doc.
2964 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
2965 TREE_CODE_LENGTH. Add tcc_vl_exp case.
2967 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
2968 and generalize to handle any number of operands.
2969 (chrec_contains_undetermined): Likewise.
2970 (tree_contains_chrecs): Likewise.
2971 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
2973 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2975 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2976 fold_call_expr instead of fold_builtin.
2977 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2978 match declarations there.
2979 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2982 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2983 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2985 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2986 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2988 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2991 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2992 (execute_cse_sincos): Use new CALL_EXPR accessors.
2994 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2996 * gimple-low.c (lower_function_body): Use build_call_expr.
2997 (lower_builtin_setjmp): Likewise.
2999 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3000 (set_storage_via_libcall): Likewise.
3001 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3002 instead of TREE_CODE_LENGTH.
3003 (expand_expr_real_1): Use new CALL_EXPR accessors.
3005 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3006 generalize to handle any number of operands.
3007 (TB_parent_eq): Likewise.
3009 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3010 (strip_builtin_expect): Likewise.
3012 * function.c (gimplify_parameters): Use build_call_expr.
3014 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3015 instead of TREE_CODE_LENGTH.
3017 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3018 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3020 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3023 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3024 (gimplify_decl_expr): Likewise.
3025 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3026 Use new CALL_EXPR iterators.
3027 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3028 (gimplify_modify_expr_to_memset): Likewise.
3029 (gimplify_variable_sized_compare): Likewise.
3030 (gimplify_omp_atomic_fetch_op): Likewise.
3031 (gimplify_omp_atomic_pipeline): Likewise.
3032 (gimplify_omp_atomic_mutex): Likewise.
3033 (gimplify_function_tree): Likewise.
3035 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3036 (call_expr_flags): Likewise.
3037 (expand_call): Likewise.
3039 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3040 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3043 * coverage.c (create_coverage): Use build_call_expr.
3045 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3046 (temp_call_expr_obstack): New.
3047 (pool_copy_list): Delete.
3048 (temp_copy_call_expr): New.
3049 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3050 CALL_EXPR accessors. Get rid of special goo for copying argument
3051 lists and use temp_copy_call_expr instead.
3052 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3053 CALL_EXPR accessors.
3054 (create_expression_by_pieces): Likewise. Use build_call_array
3055 to construct the result instead of fold_build3.
3056 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3057 dealing with argument lists.
3058 (init_pre): Remove references to expression_node_pool and
3059 list_node_pool. Init temp_call_expr_obstack instead.
3060 (fini_pre): Remove references to expression_node_pool and
3063 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3064 and walk arguments explicitly instead of as a list.
3066 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3067 (mx_register_decls): Likewise.
3068 (mudflap_register_call): Likewise.
3069 (mudflap_finish_file): Likewise.
3071 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3072 (ipa_callsite_compute_param): Likewise.
3074 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3075 accessors and constructor.
3077 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3078 accessors and constructor.
3079 (convert_tramp_reference): Likewise.
3080 (convert_call_expr): Likewise.
3081 (finalize_nesting_tree_1): Likewise.
3083 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3086 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3088 * tree-inline.c (initialize_inlined_parameters): Pass entire
3089 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3091 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3092 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3094 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3095 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3096 (vectorizable_reduction): Likewise.
3097 (vectorizable_call): Use new CALL_EXPR iterators.
3098 (vectorizable_conversion): Use build_call_expr.
3099 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3100 (vect_gen_widened_results_half): Use build_call_expr.
3101 (vect_setup_realignment): Likewise.
3102 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3104 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3105 (pass_through_call): Likewise.
3106 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3109 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3110 (tree_gen_pow2_profiler): Likewise.
3111 (tree_gen_one_value_profiler): Likewise.
3112 (tree_gen_ic_func_profiler): Likewise.
3113 (tree_gen_average_profiler): Likewise.
3114 (tree_gen_ior_profiler): Likewise.
3116 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3117 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3118 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3120 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3121 of TREE_CODE_LENGTH.
3123 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3124 of TREE_CODE_LENGTH.
3126 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3128 (convert_to_integer): Likewise.
3130 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3133 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3134 Brooks Moses <brooks.moses@codesourcery.com>
3135 Lee Millward <lee.millward@codesourcery.com>
3137 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3139 * config/frv/frv.c (frv_expand_builtin): Likewise.
3140 * config/s390/s390.c (s390_expand_builtin): Likewise.
3142 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3143 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3145 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3146 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3147 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3148 (ix86_expand_store_builtin): Likewise.
3149 (ix86_expand_unop_builtin): Likewise.
3150 (ix86_expand_unop1_builtin): Likewise.
3151 (ix86_expand_sse_compare): Likewise.
3152 (ix86_expand_sse_comi): Likewise.
3153 (ix86_expand_vec_init_builtin): Likewise.
3154 (ix86_expand_vec_ext_builtin): Likewise.
3155 (ix86_expand_vec_set_builtin): Likewise.
3156 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3158 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3159 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3161 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3162 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3163 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3165 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3167 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3168 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3169 arglist. Use new CALL_EXPR accessors. Fix callers.
3170 (altivec_expand_abs_builtin): Likewise.
3171 (rs6000_expand_binop_builtin): Likewise.
3172 (altivec_expand_predicate_builtin): Likewise.
3173 (altivec_expand_lv_builtin): Likewise.
3174 (spe_expand_stv_builtin): Likewise.
3175 (altivec_expand_stv_builtin): Likewise.
3176 (rs6000_expand_ternop_builtin): Likewise.
3177 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3178 (altivec_expand_st_builtin): Likewise.
3179 (altivec_expand_dst_builtin): Likewise.
3180 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3181 arglist. Use new CALL_EXPR accessors. Fix callers.
3182 (altivec_expand_vec_set_builtin): Likewise.
3183 (altivec_expand_vec_ext_builtin): Likewise.
3184 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3185 (spe_expand_builtin): Likewise.
3186 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3187 arglist. Use new CALL_EXPR accessors. Fix callers.
3188 (spe_expand_evsel_builtin): Likewise.
3189 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3190 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3192 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3193 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3194 (arm_expand_unop_builtin): Likewise.
3195 (arm_expand_builtin): Use new CALL_EXPR accessors.
3197 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3200 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3201 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3202 (bfin_expand_unop_builtin): Likewise.
3203 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3205 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3206 Brooks Moses <brooks.moses@codesourcery.com>
3207 Lee Millward <lee.millward@codesourcery.com>
3209 * c-semantics.c (build_stmt): Add internal diagnostic check.
3211 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3212 accessors. Print arguments explicitly instead of as a list.
3214 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3216 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3217 (c_finish_omp_flish): Likewise.
3219 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3220 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3221 instead of TREE_CODE_LENGTH.
3222 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3223 (c_warn_unused_result): Likewise.
3225 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3228 * doc/invoke.texi (Warning Options): Remove
3229 -Werror-implicit-function-declaration.
3230 (Wimplicit-function-declaration): Update description.
3231 * opts.c (common_handle_option): Move handling of -Werror=* to...
3232 (enable_warning_as_error): ...here.
3233 * opts.h (enable_warning_as_error): Declare.
3234 * c-decl.c (implicit_decl_warning): Unless
3235 -Wno-implicit-function-declaration is given, emit a pedwarn if
3236 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3237 * c.opt (Wimplicit-function-declaration): Replace
3238 mesg_implicit_function_declaration with
3239 warn_implicit_function_declaration.
3240 * c-opts.c (c_common_handle_option):
3241 -Werror-implicit-function-declaration is exactly equal as
3242 -Werror=implicit-function-declaration.
3243 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3244 warn_implicit_function_declaration.
3245 (c_common_post_options): -Wimplict-function-declaration is enabled
3246 by default by -std=c99, otherwise is disabled by default.
3247 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3249 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3251 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3252 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3253 former is ignored but not the latter.
3255 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3257 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3258 is made and the reference doesn't use the alias set of its type,
3259 do not create the temporary using that type.
3261 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3263 * jump.c: Remove prototypes for delete_computation and
3264 delete_prior_computation.
3266 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3268 * jump.c (get_label_after): Delete.
3269 (get_label_before, delete_computation, delete_jump,
3270 delete_prior_computation, follow_jumps): Move...
3271 * reorg.c (delete_computation, delete_prior_computation): ... here...
3272 (get_label_before, delete_jump): ... making these static ...
3273 (follow_jumps): ... and simplifying this since it only runs after
3275 * rtl.h (get_label_after, get_label_before, delete_jump,
3276 follow_jumps): Delete prototypes.
3278 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3280 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3282 2007-02-15 Nick Clifton <nickc@redhat.com>
3284 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3285 order to prevent it from being munged by the target.
3287 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3289 * config/i386/i386.md: Remove misleading comment.
3291 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3293 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3294 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3297 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3299 * tree-sra.c (instantiate_missing_elements): Canonicalize
3301 (sra_build_assignment): New.
3302 (generate_copy_inout, generate_element_copy,
3303 generate_element_zero, generate_one_element_init): Use it.
3305 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3307 * tree-sra.c (instantiate_missing_elements): Canonicalize
3309 (sra_build_assignment): New.
3310 (generate_copy_inout, generate_element_copy,
3311 generate_element_zero, generate_one_element_init): Use it.
3313 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3315 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3318 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3320 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3321 types as aggregates not scalars.
3322 * function.c (assign_stack_temp_for_type): Likewise.
3324 2007-02-14 Roger Sayle <roger@eyesopen.com>
3325 Zdenek Dvorak <dvorakz@suse.cz>
3327 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3330 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3332 * passes.c (next_pass_1): Clear the next field of the copied
3335 2007-02-14 Richard Henderson <rth@redhat.com>
3337 * tree-sra.c (early_sra): New.
3338 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3339 (tree_sra_early, pass_sra_early): New.
3340 * tree-pass.h (pass_sra_early): Declare.
3341 * passes.c (init_optimization_passes): Use it.
3343 2007-02-14 Richard Guenther <rguenther@suse.de>
3345 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3347 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3349 PR tree-optimization/30771
3350 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3352 (vect_analyze_operations): Induction phis can now be marked as
3354 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3355 Update documentation accordingly.
3357 2007-02-14 Nick Clifton <nickc@redhat.com>
3359 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3360 most 3 arguments are supported.
3361 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3363 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3365 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3366 Ensure dst->current is valid.
3368 2007-02-13 Paul Brook <paul@codesourcery.com>
3370 * config.gcc: Add arm*-*-uclinux-*eabi.
3371 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3372 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3373 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3374 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3375 (LINK_SPEC): Define.
3377 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3379 * config/arm/uclinux-eabi.h: New file.
3380 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3381 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3384 2007-02-13 Ian Lance Taylor <iant@google.com>
3386 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3387 * flags.h (warn_strict_overflow): Declare.
3388 (enum warn_strict_overflow_code): Define.
3389 (issue_strict_overflow_warning): New static inline function.
3390 * opts.c (warn_strict_overflow): New variable.
3391 (common_handle_option): Handle OPT_Wstrict_overflow and
3392 OPT_Wstrict_overflow_.
3393 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3395 * fold-const.c: Include intl.h.
3396 (fold_deferring_overflow_warnings): New static variable.
3397 (fold_deferred_overflow_warning): New static variable.
3398 (fold_deferred_overflow_code): New static variable.
3399 (fold_defer_overflow_warnings): New function.
3400 (fold_undefer_overflow_warnings): New function.
3401 (fold_undefer_and_ignore_overflow_warnings): New function.
3402 (fold_deferring_overflow_warnings_p): New function.
3403 (fold_overflow_warning): New static function.
3404 (make_range): Add strict_overflow_p parameter. Change all
3406 (extract_muldiv, extract_muldiv_1): Likewise.
3407 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3408 tree_expr_nonnegative_p.
3409 (fold_negate_expr): Call fold_overflow_warning.
3410 (fold_range_test): Likewise.
3411 (fold_comparison): Likewise.
3412 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3413 instead of tree_expr_nonnegative_p.
3414 (tree_expr_nonnegative_warnv_p): Rename from
3415 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3416 (tree_expr_nonnegative_p): New function.
3417 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3418 strict_overflow_p parameter.
3419 (tree_expr_nonzero_p): New function.
3420 * passes.c (verify_interpass_invariants): New static function.
3421 (execute_one_pass): Call it.
3422 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3424 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3425 (estimate_numbers_of_iterations): Likewise.
3426 (scev_probably_wraps_p): Likewise.
3427 * tree-ssa-ccp.c: Include "toplev.h".
3428 (evaluate_stmt): Defer fold overflow warnings until we know we are
3430 (struct fold_stmt_r_data): Add stmt field.
3431 (fold_stmt_r): Defer fold overflow warnings until we know we
3433 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3434 (fold_stmt_inplace): Likewise.
3435 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3436 (cleanup_control_expr_graph): Defer fold overflow warnings until
3437 we know we are going to optimize.
3438 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3439 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3441 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3442 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3443 * tree-ssa-loop-manip.c (create_iv): Likewise.
3444 * c-typeck.c (build_conditional_expr): Likewise.
3445 (build_binary_op): Likewise.
3446 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3447 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3448 (extract_range_from_unary_expr): Likewise.
3449 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3450 assuming that signed overflow does not occur.
3451 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3452 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3453 (fold_defer_overflow_warnings): Declare.
3454 (fold_undefer_overflow_warnings): Declare.
3455 (fold_undefer_and_ignore_overflow_warnings): Declare.
3456 (fold_deferring_overflow_warnings_p): Declare.
3457 (tree_expr_nonzero_warnv_p): Declare.
3458 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3460 (Warning Options): Document -Wstrict-overflow.
3461 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3462 (tree-ssa-ccp.o): Likewise.
3463 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3464 (fold-const.o): Depend on intl.h.
3466 2007-02-13 Ian Lance Taylor <iant@google.com>
3469 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3472 2007-02-13 Stuart Hastings <stuart@apple.com>
3474 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3476 2007-02-13 Richard Henderson <rth@redhat.com>
3478 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3479 handled_component_p before looking for the indirect_ref.
3481 2007-02-13 Richard Henderson <rth@redhat.com>
3483 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3484 remove flags clobber.
3485 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3486 (bswaphi_lowpart): New.
3487 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3488 remove TARGET_BSWAP test. Delete expander of the same name.
3490 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3491 (expand_unop): Use them.
3493 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3495 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3496 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3497 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3498 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3499 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3500 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3501 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3502 assembler dialect choice from asm templates.
3504 2007-02-12 Richard Henderson <rth@redhat.com>
3506 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3507 (fixuns_trunc<SSEMODEF>si2): Use it.
3508 * config/i386/sse.md (vec_setv4sf_0): Export.
3509 * config/i386/i386.c (ix86_build_const_vector): Export.
3510 (ix86_split_convert_uns_si_sse): Rename from
3511 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3512 * config/i386/i386-protos.h: Update.
3514 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3517 * c-typeck.c (c_finish_return): Improve warning message.
3519 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3521 * alias.c (find_symbolic_term): Delete unused function.
3523 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3526 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3527 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3529 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3531 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3532 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3533 the function, temporarily point the debug interface to the null one.
3535 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3537 * dwarf2out.c (round_up_to_align): New static function.
3538 (field_byte_offset): Use it to round the offset.
3540 2007-02-12 Richard Henderson <rth@redhat.com>
3542 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3543 (inswl_const): Export.
3545 2007-02-12 Richard Henderson <rth@redhat.com>
3547 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3548 result mode of the libcall, convert back to outmode.
3550 2007-02-12 Roger Sayle <roger@eyesopen.com>
3552 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3553 (bswapdi2): New define_expand to implement 32-bit implementation.
3555 2007-02-12 Nick Clifton <nickc@redhat.com>
3557 * doc/invoke.texi (Overall Options): Document --help=.
3558 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3559 (cc1_options): Pass --help= on to cc1.
3560 (display_help): Add description of --help=.
3561 (process_command): Add code to handle --help=. Allow translated
3562 --help and --target-help switches to be passed on to compiler
3564 (main): Remove unused if statement.
3565 * opts.c (columns): Remove.
3566 (LEFT_COLUMN): Define.
3567 (wrap_help): Add columns argument.
3568 (print_filtered_help): Change parameters to be an include bitmask,
3569 an exclude bitmask, an any bitmask and the column width. Move the
3570 code to display the params list here. Add code to display the
3571 status of options rather than their descriptions if the quiet flag
3573 (print_specific_help): Change parameters to be an include bitmask,
3574 an exclude bitmask and an any bitmask. Move code to look up the
3575 column width here. Decide upon the title for an options listing.
3576 (common_handle_options): Add code to handle --help=. Adapt code
3577 for --help and --target-help to use the revised form of the
3578 print_specific_help function.
3579 (print_help): Delete.
3580 (print_param_help): Delete.
3581 (print_switch): Delete.
3582 * opts.h (cl_lang_count): Add prototype.
3583 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3584 CL_MAX_OPTION_CLASS): New defines.
3585 * optc-gen.awk: Add construction of cl_lang_count.
3586 * c.opt: Add Warning attribute to warning options and Optimization
3587 attribute to optimization options.
3588 * common.opt: Likewise.
3590 Add -fhelp and -ftarget-help as aliases for the transformed --help
3591 and --target-help options.
3592 * opt-functions.awk: Add code to handle Warning and Optimization
3595 2007-02-12 Richard Henderson <rth@redhat.com>
3597 * config/alpha/constraints.md: New file.
3598 * config/alpha/alpha.c: Include tm-constrs.h.
3599 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3600 alpha_extra_constraint): Remove.
3601 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3602 * config/alpha/alpha-protos.h: Update.
3603 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3604 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3605 (EXTRA_CONSTRAINT): Remove.
3606 * config/alpha/alpha.md: Include constraints.md.
3607 (adddi splitter): Use satisfies_constraint_*.
3608 * config/alpha/predicates.md (add_operand): Likewise.
3609 (sext_add_operand, addition_operation): Likewise.
3611 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3613 PR tree-optimization/29145
3614 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3615 in our handling of restrict qualified pointers.
3617 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3620 * doc/invoke.texi (Wunused-value): Update description.
3621 (Wextra): Delete item.
3622 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3623 value of Wunused-value.
3624 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3625 (c_finish_stmt_expr): Don't check extra_warnings.
3626 (emit_side_effect_warnings): The caller is responsible to check
3629 2007-02-11 Roger Sayle <roger@eyesopen.com>
3630 Matt Thomas <matt@3am-software.com>
3632 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3634 2007-02-11 Roger Sayle <roger@eyesopen.com>
3636 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3637 comparisons of POPCOUNT against zero.
3638 (simplify_const_relational_operation): Likewise.
3640 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3642 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3644 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3646 * dwarf2out.c (root_type): Delete unused function.
3648 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3650 * genattrtab.c (contained_in_p): Delete unused function.
3651 (write_expr_attr_cache): Likewise.
3653 2007-02-11 Jan Hubicka <jh@suse.cz>
3655 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3658 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3660 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3661 to add the REG_EQ* note.
3662 * see.c (see_merge_one_use_extension): Likewise.
3663 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3664 turn REG_EQUAL notes into REG_EQUIV notes if the target
3665 register may have more than one set.
3666 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3667 * gcse.c (try_replace_reg): Likewise.
3668 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3669 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3670 more than one REG_EQUIV note.
3671 * reload1.c (gen_reload): Use set_unique_reg_note.
3673 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3676 (ix86_builtin_conversion): New function.
3678 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3681 * tree.h (DECL_REPLACEABLE_P): New macro.
3682 * except.c (set_nothrow_function_flags): Likewise.
3684 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3685 Ira Rosen <irar@il.ibm.com>
3686 Dorit Nuzman <dorit@il.ibm.com>
3688 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3689 * targhooks.c (default_builtin_vectorized_conversion): New.
3690 * targhooks.h (default_builtin_vectorized_function): New declaration.
3691 * target.h (struct vectorize): Add builtin_conversion field.
3692 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3693 stmt_vec_info_type value.
3694 (vectorizable_conversion): New declaration.
3695 * tree-vect-analyze.c (vect_analyze_operations): Add
3696 vectorizable_conversion call.
3697 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3698 * tree-vect-transform.c (vectorizable_conversion): New function.
3699 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3700 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3702 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3703 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3704 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3705 or ALTIVEC_BUILTIN_VCFSX.
3707 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3710 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3711 CONST_DOUBLE and operand 0 is a hard register.
3712 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3713 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3714 is a hard floating-point register.
3716 2007-02-10 Richard Henderson <rth@redhat.com>
3717 Jakub Jelinek <jakub@redhat.com>
3718 Alexandre Oliva <aoliva@redhat.com>
3720 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3721 * builtin-types.def (BT_WORD): Make unsigned.
3722 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3723 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3724 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3725 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3726 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3727 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3729 * expr.c (emutls_var_address): New.
3730 (expand_expr_real_1): Expand emulated tls.
3731 (expand_expr_addr_expr_1): Likewise.
3732 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3733 * output.h (emutls_finish): Declare.
3734 * toplev.c (compile_file): Call it.
3735 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3736 address before wrapping in CONST.
3737 * varasm.c (emutls_htab, emutls_object_type): New.
3738 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
3739 (get_emutls_object_name, get_emutls_object_type): New.
3740 (get_emutls_init_templ_addr, emutls_decl): New.
3741 (emutls_common_1, emutls_finish): New.
3742 (assemble_variable): When emulating tls, swap decls; generate
3743 constructor for the emutls objects.
3744 (do_assemble_alias): When emulating tls, swap decl and target name.
3745 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
3747 * varpool.c (decide_is_variable_needed): Look at force_output.
3748 Recurse for emulated tls.
3749 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
3750 with decide_is_variable_needed.
3751 * emutls.c: New file.
3752 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
3753 tls_object for real tls.
3755 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
3757 PR rtl-optimization/29599
3758 * reload1.c (eliminate_regs_in_insn): Take the destination
3759 mode into account when computing the offset.
3761 2007-02-09 Stuart Hastings <stuart@apple.com>
3762 Richard Henderson <rth@redhat.com>
3764 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3765 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
3766 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
3767 fixuns_truncdfhi2): New.
3768 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
3769 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
3770 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
3771 (floatunssidf2): Allow nonimmediate source.
3772 * gcc/config/i386/sse.md (movdi_to_sse): New.
3773 (vec_concatv2di): Drop '*'.
3774 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
3775 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3776 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
3778 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
3779 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
3780 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
3781 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
3782 (ix86_build_signbit_mask): Fix decl of v, refactor to call
3783 ix86_build_const_vector.
3784 (x86_emit_floatuns): Rewrite.
3786 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3788 * genautomata.c (longest_path_length): Delete unused function.
3789 (struct state): Delete unused longest_path_length.
3790 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
3791 (get_free_state): Delete unused.
3793 2007-02-09 Jan Hubicka <jh@suse.cz>
3795 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
3796 * doc/invoke.texi (inline-unit-growth): Update default value.
3798 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
3799 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
3800 (rebuild_cgraph_edges): Likewise.
3801 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
3802 (dump_cgraph_node): Dump frequencies.
3803 (cgraph_clone_edge): Add frequency scales.
3804 (cgraph_clone_node): Add freuqnecy.
3805 * cgraph.h (cgraph_edge): Add freuqnecy argument.
3806 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
3807 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
3808 * tree-pass.h (TODO_rebuild_frequencies): New constant.
3809 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
3810 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
3811 (save_inline_function_body): Likewise.
3812 * ipa-inline.c: inluce rtl.h
3813 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
3814 (cgraph_edge_badness): Use frequencies.
3815 (cgraph_decide_recursive_inlining): Update clonning.
3816 (cgraph_decide_inlining_of_small_function): Dump frequency.
3817 * predict.c (estimate_bb_frequencies): Export.
3818 * predict.h (estimate_bb_frequencies): Declare.
3819 * tree-inline.c (copy_bb): Watch overflows.
3820 (expand_call_inline): Update call of cgraph_create_edge.
3821 (optimize_inline_calls): Use TODO flags to update frequnecies.
3822 * passes.h: Include predict.h
3823 (init_optimization_passes): Move profile ahead.
3824 (execute_function_todo): Handle TODO_rebuild_frequencies.
3826 2007-02-09 Roger Sayle <roger@eyesopen.com>
3828 * config/alpha/alpha.c (emit_insxl): Force the first operand of
3829 the insbl or inswl pattern into a register.
3831 2007-02-09 Roger Sayle <roger@eyesopen.com>
3833 * config/ia64/ia64.md (bswapdi2): New define_insn.
3835 2007-02-09 Richard Henderson <rth@redhat.com>
3837 * config/i386/constraints.md (Ym): New constraint.
3838 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
3839 (movdi_1_rex64): Split sse and xmm general register moves from
3840 memory move alternatives. Use conditional register constraints.
3841 (movsf_1, movdf_integer): Likewise.
3842 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3843 (movdf_integer_rex64): New.
3844 (pushsf_rex64): Fix output constraints.
3845 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
3846 (sse2_stored): Likewise.
3847 (sse2_storeq_rex64): New.
3848 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
3849 amd and not generic.
3850 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
3851 for optimize_size. Remove SF/DFmode hack.
3853 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3855 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
3858 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
3859 Richard Sandiford <richard@codesourcery.com>
3861 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
3862 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
3863 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
3864 m68k/t-mlib to tmake_file.
3865 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
3866 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
3867 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
3868 Allow it to be cf or m68k. Set m68k_arch_family. If that
3869 variable is not empty, add t-$m68k_arch_family to tmake_file.
3870 Add t-mlibs to tmake_file.
3871 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
3872 * config/m68k/t-cf: New file.
3873 * config/m68k/t-m68k: Likewise.
3874 * config/m68k/t-mlibs: Likewise.
3875 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3876 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3877 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3878 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3879 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
3881 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
3882 (INSTALL_LIBGCC): Delete.
3883 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
3884 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3885 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3886 (M68K_MLIB_CPU): Define.
3887 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
3888 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
3889 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
3891 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3892 Richard Guenther <rguenther@suse.de>
3895 * fold-const.c (fold_comparison): Handle obfuscated comparisons
3896 against INT_MIN/INT_MAX.
3897 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
3898 file if a loop is removed.
3900 2007-02-09 Joseph Myers <joseph@codesourcery.com>
3902 * calls.c (store_one_arg): Pass correct alignment to
3903 emit_push_insn for non-BLKmode values.
3904 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
3905 unaligned stack slot via a suitably aligned slot.
3907 2007-02-08 DJ Delorie <dj@redhat.com>
3909 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
3911 (legal_subregs): Use unsigned char, make const.
3912 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
3914 2007-02-08 Paul Brook <paul@codesourcery.com>
3916 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
3917 special interworking needed.
3919 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
3921 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
3922 conditional to __SSE2__.
3923 (Entries below should have been added to first ChangeLog
3924 entry for amdfam10 dated 2007-02-05)
3925 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
3927 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
3929 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
3932 2007-02-08 DJ Delorie <dj@redhat.com>
3934 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
3935 * config/m32c/m32c.c (legal_subregs): New.
3936 (m32c_illegal_subreg_p): New.
3937 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
3938 unsupported subregs of hard regs.
3940 2007-02-08 Jan Hubicka <jh@suse.cz>
3942 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
3943 the same one; always update histograms.
3945 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3947 * passes.c (init_optimization_passes): Tidy comment.
3949 2007-02-08 Roger Sayle <roger@eyesopen.com>
3951 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
3952 strip zero_extend, bswap and rotates from POCOUNT's argument.
3953 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
3954 zero_extend and rotates from PARITY's argument.
3955 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
3956 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
3957 of an integer constant at compile-time.
3959 2007-02-08 Diego Novillo <dnovillo@redhat.com>
3962 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
3964 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
3967 * tree-ssa-live.c (remove_unused_locals): Do not remove
3968 TREE_ADDRESSABLE variables.
3969 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
3970 * tree-ssa-operands.c (add_virtual_operand): Remove argument
3971 FOR_CLOBBER. Update all users.
3972 If VAR has an associated alias set, add a virtual operand for
3973 it if no alias is found to conflict with the memory reference.
3975 2007-02-07 Jan Hubicka <jh@suse.cz>
3976 Robert Kidd <rkidd@crhc.uiuc.edu>
3978 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3980 2007-02-07 Ian Lance Taylor <iant@google.com>
3982 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3984 2007-02-07 Roger Sayle <roger@eyesopen.com>
3986 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3987 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3988 tablejumpdi, movsi_to_cr_one): Remove constraints from
3989 define_expand's match_operands.
3991 2007-02-07 Roger Sayle <roger@eyesopen.com>
3993 * global.c (compute_regsets): Move declatation of "i" inside of
3994 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3996 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3999 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4000 of INDIRECT_REF <RESULT_DECL>.
4002 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4004 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4005 Kaz Kojima <kkojima@gcc.gnu.org>
4008 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4010 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4012 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4014 * doc/loop.texi: Document possibility not to perform disambiguation
4015 of loops with multiple latches.
4016 * cfgloopmanip.c (alp_enum_p): Removed.
4017 (add_loop): Handle subloops. Use get_loop_body_with_size.
4018 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4019 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4020 the new forwarder block.
4021 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4022 Handle the case latch is NULL.
4023 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4024 when marking loop exits.
4025 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4027 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4028 disambiguate_loops_with_multiple_latches.
4029 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4030 before fix_loop_structure.
4031 * cfgloop.c: Include pointer-set.h and output.h.
4032 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4033 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4034 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4035 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4036 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4037 disambiguate_multiple_latches, get_loop_body_with_size,
4038 disambiguate_loops_with_multiple_latches): New functions.
4039 (flow_loop_dump): Dump multiple latch edges.
4040 (flow_loop_nodes_find): Handle loops with multiple latches.
4041 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4042 (glb_enum_p): Modified.
4043 (get_loop_body): Use get_loop_body_with_size.
4044 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4045 (AVOID_CFG_MODIFICATIONS): New constant.
4046 (disambiguate_loops_with_multiple_latches, add_loop,
4047 get_loop_body_with_size): Declare.
4048 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4050 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4053 * global.c (compute_regsets): New function.
4054 (global_alloc): Refactored ELIMINABLE_REGSET
4055 and NO_GLOBAL_ALLOC_REGS computation out.
4056 (rest_of_handle_global_alloc): Call compute_regsets()
4057 for non-optimizing case.
4059 2007-02-06 Richard Henderson <rth@redhat.com>
4061 * config/i386/constraints.md (Y2): Rename from Y.
4062 (Yi): New constraint.
4063 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4064 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4065 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4066 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4067 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4068 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4069 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4070 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4071 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4072 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4073 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4074 vec_extractv2si_1): Change Y constraints to Y2.
4075 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4076 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4077 Change Y constraints to Y2.
4078 (sse2_loadld): Change Y constraints to x.
4080 2007-02-06 Roger Sayle <roger@eyesopen.com>
4082 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4083 (parity<mode>2): New define_expand using rs6000_emit_parity.
4084 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4085 rs6000_emit_parity): New functions.
4086 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4087 rs6000_emit_parity): Prototype here.
4089 2007-02-06 Ian Lance Taylor <iant@google.com>
4091 * lower-subreg.c (simple_move_operand): Reject CONST.
4092 (resolve_clobber): Call validate_change rather than directly
4093 assigning to XEXP (pat, 0).
4095 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4097 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4098 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4099 (tree-cfg.o): Remove hashtab.h dependency.
4101 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4102 (struct ivopts_data): Change niters to pointer_map_t.
4103 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4104 (niter_for_exit): Create pointer_map on demand. Change for
4106 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4107 (free_loop_data): Destroy data->niters if created and reset field.
4108 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4109 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4111 * tree-ssa-reassoc.c: Include pointer-set.h.
4112 (bb_rank): Change to long *.
4113 (operand_rank): Change to pointer_map_t.
4114 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4115 (insert_operand_rank): Accept long.
4116 (operand_entry_hash, operand_entry_eq): Remove.
4117 (get_rank): Return long. Adjust for changes above.
4118 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4120 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4122 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4123 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4124 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4126 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4127 directly since it cannot be NULL.
4128 (get_vi_for_tree): Rewrite for pointer_map API.
4129 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4130 (init_alias_vars): Create vi_for_tree as pointer_map.
4131 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4133 * tree-cfg.c: Don't include hashtab.h.
4134 (edge_to_cases): Declare as pointer_map.
4135 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4137 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4138 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4139 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4141 (record_switch_edge): Delete.
4142 (get_cases_for_edge): Adjust for pointer_map API, inline
4143 record_switch_edge (rewritten for new API), remove goto.
4145 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4147 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4148 * tree-nested.c: Include pointer-set.h.
4149 (var_map_elt, var_map_eq, var_map_hash): Delete.
4150 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4152 (nesting_info_bitmap_obstack): New.
4153 (lookup_field_for_decl): Adjust for pointer_map API.
4154 (lookup_tramp_for_decl): Adjust for pointer_map API.
4155 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4156 (get_local_debug_decl): Adjust for pointer_map API.
4157 (convert_nl_goto_reference): Adjust for pointer_map API.
4158 (convert_nl_goto_receiver): Adjust for pointer_map API.
4159 (create_nesting_tree): Create outside GGC space. Create bitmap on
4160 the new obstack. Create field_map and var_map as pointer_maps.
4161 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4163 (lower_nested_functions): Move root here, no need to NULL it.
4164 Initialize and release the obstack.
4166 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4168 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4169 Remove prototypes and make them non-static.
4170 (struct tree_int_map): Remove.
4171 * tree.h (struct tree_int_map): Move here, turning TO into an
4173 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4175 * tree.h (TREE_COMPLEXITY): Remove.
4176 (struct tree_exp): Remove complexity field.
4177 * tree.c (build1_stat): Don't set it.
4179 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4180 Victor Kaplansky <victork@il.ibm.com>
4182 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4183 (vect_is_simple_reduction): Support reduction with induction as
4184 one of the operands.
4185 (vect_is_simple_iv_evolution): Fix formatting.
4186 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4187 formatting. Don't mark induction phis for vectorization.
4188 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4189 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4190 (vect_get_vec_def_for_operand): Support induction.
4191 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4193 (vectorizable_reduction): Support reduction with induction as one of
4195 (vectorizable_type_demotion): Use def-type of stmt argument rather
4196 than dummy def-type.
4198 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4199 flag_tree_scev_cprop.
4200 * common.opt (tree-scev-cprop): New flag.
4202 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4203 call to vect_get_new_vect_var.
4205 2007-02-06 Ira Rosen <irar@il.ibm.com>
4207 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4208 vectype is not NULL.
4209 (vect_pattern_recog_1): Likewise.
4211 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4213 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4214 (fold_negate_expr): Likewise.
4216 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4219 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4220 even if cv-qualification is the same.
4222 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4224 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4225 __enable_execute_stack on completion.
4227 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4229 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4230 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4231 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4232 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4233 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4234 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4235 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4236 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4238 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4240 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4241 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4242 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4243 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4244 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4245 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4246 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4247 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4248 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4249 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4250 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4251 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4252 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4253 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4254 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4255 sqrtextenddfxf2_i387): Added amdfam10_decode.
4257 * config/i386/athlon.md (athlon_idirect_amdfam10,
4258 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4259 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4260 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4261 athlon_ivector_store_amdfam10): New define_insn_reservation.
4262 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4267 * config/i386/athlon.md (athlon_call_amdfam10,
4268 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4269 define_insn_reservation.
4270 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4271 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4272 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4274 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4276 * config/i386/athlon.md (athlon_sseld_amdfam10,
4277 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4278 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4282 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4283 define_insn_reservation.
4284 * config/i386/i386.md (sseins): Added sseins to define_attr type
4285 and define_attr unit.
4286 * config/i386/sse.md: Set type attribute to sseins for insertq
4289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4291 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4292 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4293 ssecomi_load_amdfam10, ssecomi_amdfam10,
4294 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4295 define_insn_reservation.
4296 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4298 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4300 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4301 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4302 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4303 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4304 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4305 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4306 define_insn_reservation.
4308 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4309 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4310 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4311 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4312 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4316 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4317 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4318 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4319 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4320 athlon_ssemul_load_k8): Added amdfam10.
4322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4324 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4325 (x86_sse_unaligned_move_optimal): New variable.
4327 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4329 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4330 for unaligned vector SSE double/single precision loads for AMDFAM10.
4332 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4334 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4335 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4336 Define TARGET_CPU_DEFAULT_amdfam10.
4337 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4338 (processor_type): Add PROCESSOR_AMDFAM10.
4340 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4341 processor_type in config/i386/i386.h.
4342 Enable imul peepholes for TARGET_AMDFAM10.
4344 * config.gcc: Add support for --with-cpu option for amdfam10.
4346 * config/i386/i386.c (amdfam10_cost): New variable.
4347 (m_AMDFAM10): New macro.
4348 (m_ATHLON_K8_AMDFAM10): New macro.
4349 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4350 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4351 x86_promote_QImode, x86_integer_DFmode_moves,
4352 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4353 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4354 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4355 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4356 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4357 Enable/disable for amdfam10.
4358 (override_options): Add amdfam10_cost to processor_target_table.
4359 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4360 processor_alias_table.
4361 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4362 (ix86_adjust_cost): Add code for amdfam10.
4364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4366 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4367 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4368 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4369 * config/i386/i386.h: Add builtin definition for SSE4A.
4370 * config/i386/i386.md: Add support for ABM instructions
4372 * config/i386/sse.md: Add support for SSE4A instructions
4373 (movntss, movntsd, extrq, insertq).
4374 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4375 Add -march=amdfam10 flag.
4376 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4377 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4379 * doc/extend.texi: Add documentation for SSE4A builtins.
4381 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4383 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4385 2007-02-05 Richard Guenther <rguenther@suse.de>
4387 * tree-vectorizer.h (vectorizable_function): Add argument type
4388 argument, change return type.
4389 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4390 * tree-vect-transform.c (vectorizable_function): Handle extra
4391 argument, return vectorized function decl.
4392 (build_vectorized_function_call): Remove.
4393 (vectorizable_call): Handle calls with result and argument types
4394 differing. Handle loop vectorization factor correctly.
4395 * targhooks.c (default_builtin_vectorized_function): Adjust for
4397 * targhooks.h (default_builtin_vectorized_function): Likewise.
4398 * target.h (builtin_vectorized_function): Add argument type
4400 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4401 extra argument, allow vectorizing of lrintf.
4402 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4403 documentation of target hook.
4405 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4408 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4409 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4410 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4412 2007-02-05 Roger Sayle <roger@eyesopen.com>
4414 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4415 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4416 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4417 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4418 before canonicalizing sincos to cexpi.
4419 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4421 2007-02-05 Roger Sayle <roger@eyesopen.com>
4423 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4424 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4425 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4427 2007-02-05 Roger Sayle <roger@eyesopen.com>
4429 * mips-tfile.c (initialize_init_file): Correct endianness test.
4431 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4433 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4436 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4438 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4439 saves in a PARALLEL before the register assignments.
4441 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4443 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4444 DWARF_FRAME_RETURN_COLUMN to be a general register.
4445 * dwarf2out.c (init_return_column_size): New function, split from...
4446 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4447 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4448 to be nongeneral registers.
4449 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4451 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4452 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4454 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4456 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4458 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4460 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4461 (remove_path): Use can_remove_branch_p and remove_branch instead
4462 of loop_delete_branch_edge.
4463 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4464 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4465 Update profile using scale_dominated_blocks_in_loop.
4466 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4467 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4468 (can_remove_branch_p, remove_branch): Declare.
4469 * tree-cfg.c (tree_can_remove_branch_p): New function.
4470 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4471 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4472 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4474 2007-02-05 Jan Hubicka <jh@suse.cz>
4477 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4478 nodes in cgraph, don't remove offline copy of the function.
4480 2007-02-04 Jan Hubicka <jh@suse.cz>
4482 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4483 vectors might cause maybe_lookup_element_for_expr to be called
4484 on non-sra-candidate.
4486 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4488 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4489 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4490 spelling conventions.
4492 2007-02-04 Richard Guenther <rguenther@suse.de>
4495 * fold-const.c (try_move_mult_to_index): Make sure to not
4496 overflow one dimension of a multi-dimensional array access.
4498 2007-02-04 Jan Hubicka <jh@suse.cz>
4500 * passes.c (init_optimization_passes): Reindent.
4502 2007-02-04 Jan Hubicka <jh@suse.cz>
4503 Eric Botcazou <ebotcazou@adacore.com>
4505 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4506 (execute_fixup_cfg): Break out the abnormal goto code.
4507 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4508 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4509 (optimize_inline_calls): Call make_nonlocal_label_edges.
4511 2007-02-04 Jan Hubicka <jh@suse.cz>
4513 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4514 true when something was changed.
4515 (rename_ssa_copies): When something was changed, do
4516 TODO_remove_unused_locals.
4517 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4518 add TODO_remove_unused_locals when instruction was removed.
4520 2007-02-04 Jan Hubicka <jh@suse.cz>
4522 * ipa-inline.c (try_inline): Improve debug output; work on already
4524 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4525 call try_inline for already inlined edges too when flattening;
4526 inline also functions that make callee growth but overall unit size
4529 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4531 * config/m32c/bitops.md, config/m32c/jump.md,
4532 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4533 config/m32r/m32r.h, config/m32r/m32r.md,
4534 config/m32r/predicates.md, config/m68hc11/larith.asm,
4535 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4536 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4537 config/mips/mips-protos.h, config/mips/mips.c,
4538 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4539 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4540 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4541 spelling conventions.
4543 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4544 Follow spelling conventions.
4546 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4548 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4549 warn about C++0x compatibility.
4551 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4553 * config/h8300/h8300.c, config/h8300/h8300.h,
4554 config/h8300/h8300.md: Follow spelling conventions.
4556 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4559 * combine.c (try_combine): Do not substitute source operand
4560 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4562 2007-02-03 Jan Hubicka <jh@suse.cz>
4564 PR gcov-profile/30650
4565 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4566 do not divide by zero for never executed counters.
4567 (tree_find_values_to_profile): Fix counters.
4568 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4570 2007-02-03 Ian Lance Taylor <iant@google.com>
4572 * lower-subreg.c (simple_move_operand): New static function,
4573 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4575 (simple_move): Call simple_move_operand.
4576 (find_decomposable_subregs): Add special handling of MEMs.
4577 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4578 meaning of return value. If we see a hard register, test whether
4579 it can store a word_mode value. Change all callers.
4581 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4583 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4584 ftrapv insns and expanders.
4585 (subdi3): Change define_expand operand 1 to arith11_operand, and
4586 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4587 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4588 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4592 * varasm.c (notice_global_symbol): Treat global objects as weak when
4595 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4597 * emit-rtl.c (dconstpi): Delete.
4599 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4600 * real.h (dconstpi): Delete.
4602 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4603 (fold_builtin_hypot): Likewise.
4605 2007-02-03 Tom Tromey <tromey@redhat.com>
4608 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4609 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4611 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4613 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4614 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4615 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4616 config/rs6000/cell.md, config/rs6000/darwin.h,
4617 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4618 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4619 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4620 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4621 typos. Follow spelling conventions.
4622 * doc/invoke.texi: Follow spelling conventions.
4624 2007-02-03 Roger Sayle <roger@eyesopen.com>
4626 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4627 canonicalization transformations that attempt to simplify integer
4628 constant comparisons to become comparisons against zero.
4630 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4632 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4634 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4635 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4637 2007-02-02 Mike Stump <mrs@apple.com>
4639 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4640 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4641 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4642 generate a branch island.
4644 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4646 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4647 (xtensa_legitimate_address_p): New.
4648 (xtensa_legitimize_address): New.
4649 (xtensa_output_addr_const_extra): New.
4650 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4652 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4653 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4654 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4655 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4656 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4657 (xtensa_legitimize_address): New.
4658 (xtensa_output_addr_const_extra): New.
4660 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4662 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4664 2007-02-02 Ian Lance Taylor <iant@google.com>
4666 * expmed.c (expand_divmod): Add comment.
4668 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4670 * emit-rtl.c (renumber_insns): Remove.
4671 * flags.h: Remove the extern for flag_renumber_insns.
4672 * rtl.h: Remove the prototype for renumber_insns.
4673 * toplev.c (flag_renumber_insns): Remove.
4675 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4677 Revert for x86 darwin:
4678 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4680 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4681 code before the following patch under TARGET_MACHO.
4682 (ix86_function_value_regno_p): Likewise.
4684 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4686 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4689 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4692 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4693 general or fp registers. Add comments.
4694 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4696 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4698 * pointer-set.c (insert_aux): Only return insertion slot.
4699 (pointer_set_insert): Adjust.
4700 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4701 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4702 pointer_map_traverse): New.
4703 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4704 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4705 pointer_map_contains, pointer_map_traverse): Declare.
4707 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4710 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4711 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4713 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4715 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4717 (struct _dep): New type.
4718 (dep_t): New typedef.
4719 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4720 (DEP_STATUS): New access macro. The macro with the same name was
4721 renamed to DEP_LINK_STATUS.
4722 (dep_init): Declare function
4724 (struct _dep_link): New type.
4725 (dep_link_t): New typedef.
4726 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4727 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4728 (DEP_LINK_STATUS): New macro.
4729 (debug_dep_links): New debug function.
4731 (struct _deps_list): New type.
4732 (deps_list_t): New typedef.
4733 (DEPS_LIST_FIRST): New access macro.
4734 (FOR_EACH_DEP_LINK): New cycle macro.
4735 (create_deps_list, free_deps_list, delete_deps_list): Declare
4737 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4738 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4739 (copy_deps_list_change_con): Ditto.
4741 (move_dep_link): Declare function.
4743 (struct _dep_node): New type.
4744 (dep_node_t): New typedef.
4745 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
4747 (struct haifa_insn_data.back_deps): New field to hold backward
4748 dependencies of the insn.
4749 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
4751 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
4752 Change its type to deps_list_t.
4753 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
4754 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
4755 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
4757 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
4759 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
4761 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
4763 (dep_cost): Declare.
4765 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
4766 (ds_to_dk, dk_to_ds): New functions.
4768 (init_dep_1): New static function.
4769 (init_dep): New function.
4770 (copy_dep): New static function.
4772 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
4774 (detach_dep_link): New static function.
4775 (move_dep_link): New function.
4777 (dep_links_consistent_p, dump_dep_links): New static functions.
4778 (debug_dep_links): New debugging function.
4780 (deps_obstack, dl_obstack, dn_obstack): New static variables.
4782 (alloc_deps_list, init_deps_list): New static functions.
4783 (create_deps_list): New function.
4784 (clear_deps_list): New static function.
4785 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
4786 (deps_list_consistent_p, dump_deps_list): New static functions.
4787 (debug_deps_list): New function.
4788 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
4790 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
4792 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
4793 use new scheduler dependencies lists.
4794 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
4795 (sched_analyze): Ditto. Initialize dependencies lists.
4796 (add_forw_dep, compute_forward_dependences): Update to use new
4797 scheduler dependencies lists.
4799 (init_dependency_caches): Init deps_obstack.
4800 (free_dependency_caches): Free deps_obstack.
4802 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
4803 new scheduler dependencies lists.
4804 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
4805 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4807 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
4808 Update to use new scheduler dependencies lists.
4809 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
4810 (debug_dependencies): Ditto.
4811 (schedule_region): Update comments.
4813 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
4814 scheduler dependencies lists.
4815 (schedule_ebb): Update comments.
4817 * rtl.def (DEPS_LIST): Remove.
4819 * lists.c (unused_deps_list): Remove.
4820 (free_list): Update assertions.
4822 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
4823 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4825 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
4826 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
4828 * haifa-sched.c (comments): Update.
4829 (insn_cost1): Remove. Inline the code into insn_cost ().
4830 (insn_cost): Update to use new scheduler dependencies lists. Move
4831 processing of the dependency cost to dep_cost ().
4832 (dep_cost): New function. Use it instead of insn_cost () when
4833 evaluating cost of the dependency. Use compatible interface to
4834 interact with the target.
4835 (priority): Update to use new scheduler dependencies lists.
4836 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
4837 with greater number of insns that depend on the insn.
4838 (schedule_insn): Update to use new scheduler dependencies lists. Add
4839 code to free backward dependencies lists. Inline and optimize code
4840 from resolve_dep () - see PR28071.
4841 (ok_for_early_queue_removal): Update to use new scheduler dependencies
4842 lists. Update call to targetm.sched.is_costly_dependence hook.
4844 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4845 scheduler dependencies lists.
4847 (resolve_dep): Remove. Move the logic to schedule_insn ().
4848 (init_h_i_d): Initialize dependencies lists.
4850 (process_insn_depend_be_in_spec): Rename to
4851 process_insn_forw_deps_be_in_spec. Update to use new scheduler
4853 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
4854 Update to use new scheduler dependencies lists.
4855 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
4857 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
4858 new scheduler dependencies lists.
4859 (build_intra_loop_deps): Ditto.
4861 * target.h (struct _dep): Declare to use in
4862 gcc_target.sched.is_costly_dependence.
4863 (struct gcc_target.sched.adjust_cost): Fix typo.
4864 (struct gcc_target.sched.is_costly_dependence): Change signature to use
4865 single dep_t parameter instead of an equivalent triad.
4866 (struct gcc_target.sched.adjust_cost_2): Remove.
4868 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
4870 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
4872 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
4874 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
4876 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
4877 (REG_DEP_TRUE): Document.
4879 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
4880 Change signature to correspond to the targetm.sched.adjust_cost hook.
4881 Update use in TARGET_SCHED_ADJUST_COST_2.
4882 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
4883 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
4884 new scheduler dependencies lists.
4885 (ia64_gen_check): Ditto.
4887 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
4890 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
4891 signature to correspond to the targetm.sched.is_costly_dependence hook.
4892 (is_costly_group): Update to use new scheduler dependencies lists.
4894 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
4895 instead of INSN_COST () macro.
4897 2007-02-01 Ian Lance Taylor <iant@google.com>
4899 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
4901 2007-02-01 Guy Martin <gmsoft@gentoo.org>
4903 * pa.md (tp_load): Correct mfctl instruction syntax.
4905 2007-02-01 Geoffrey Keating <geoffk@apple.com>
4907 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
4908 altivec_padding_size calculation on AIX. Improve comment, add
4909 assert to verify that it's right.
4911 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
4914 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
4917 * global.c (global_alloc): Add mising initialization of
4920 2007-02-01 Roger Sayle <roger@eyesopen.com>
4922 * alias.c (init_alias_analysis): Correct whitespace.
4923 * bb-reorder.c (fix_edges_for_rarely_executed_code,
4924 partition_hot_cold_basic_blocks): Likewise.
4925 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
4926 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
4927 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
4928 fold_builtin_snprintf_chk, fold_builtin_printf,
4929 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
4930 do_mpfr_arg3, do_mpfr_sincos): Likewise.
4931 * cfgcleanup.c (cleanup_cfg): Likewise.
4932 * cfgexpand.c (tree_expand_cfg): Likewise.
4933 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
4934 * function.c (get_next_funcdef_no): Likewise.
4935 * gengtype.c (main): Likewise.
4936 * genmodes.c (main): Likewise.
4937 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
4938 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
4939 * ifcvt.c (noce_emit_move_insn): Likewise.
4940 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
4942 * stor-layout.c (get_best_mode): Likewise.
4943 * tree-ssa-loop-niter.c (get_val_for): Likewise.
4944 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
4945 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
4946 perform_var_substitution, solve_graph): Likewise.
4947 * tree-vrp.c (vrp_finalize): Likewise.
4949 2007-02-01 Ian Lance Taylor <iant@google.com>
4951 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
4952 high part of a paradoxical subreg, return a constant zero.
4954 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
4956 * toplev.c (lang_dependent_init): Call init_set_costs.
4957 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
4959 2007-02-01 Richard Guenther <rguenther@suse.de>
4962 * fold-const.c (fold_negate_expr): Allow negating a
4963 constant if overflow does not change.
4965 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4967 * doc/c-tree.texi (Expression trees): Improve markup.
4968 * doc/tm.texi (Register Classes, Addressing Modes)
4969 (Floating Point): Fix spacing after abbreviations. Fix some
4972 2007-02-01 Ben Elliston <bje@au.ibm.com>
4974 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4975 * doc/contrib.texi: Likewise.
4976 * doc/install.texi: Likewise.
4978 2007-01-31 Richard Henderson <rth@redhat.com>
4979 Ian Lance Taylor <iant@google.com>
4981 * lower-subreg.c: New file.
4982 * rtl.def (CONCATN): Define.
4983 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4985 * emit-rtl.c (update_reg_offset): New static function, broken out
4986 of gen_rtx_REG_offset.
4987 (gen_rtx_REG_offset): Call update_reg_offset.
4988 (gen_reg_rtx_offset): New function.
4989 * regclass.c: Revert patch of 2006-03-05, restoring
4991 (clear_reg_info_regno): New function.
4992 * dwarf2out.c (concatn_loc_descriptor): New static function.
4993 (loc_descriptor): Handle CONCATN.
4994 * common.opt (fsplit_wide_types): New option.
4995 * opts.c (decode_options): Set flag_split_wide_types when
4997 * timevar.def (TV_LOWER_SUBREG): Define.
4998 * rtl.h (gen_reg_rtx_offset): Declare.
4999 (reg_scan_update): Declare.
5000 * regs.h (clear_reg_info_regno): Declare.
5001 * tree-pass.h (pass_lower_subreg): Declare.
5002 (pass_lower_subreg2): Declare.
5003 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5004 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5006 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5007 * Makefile.in (OBJS-common): Add lower-subreg.o.
5008 (lower-subreg.o): New target.
5010 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5012 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5014 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5017 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5019 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5022 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5024 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5026 * cfgloop.h: Include vec-prim.h.
5027 (enum li_flags): Remove LI_ONLY_OLD.
5028 (loop_iterator): Changed.
5029 (fel_next, fel_init): Iterate over loop tree.
5030 (FOR_EACH_LOOP_BREAK): New macro.
5031 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5033 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5034 * modulo-sched.c (sms_schedule): Ditto.
5035 * tree-vectorizer.c (vectorize_loops): Ditto.
5036 * doc/loop.texi: Update information on loop numbering and behavior of
5037 FOR_EACH_LOOP wrto new loops.
5038 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5039 add_to_evolution_1): Test nestedness of loops instead of comparing
5041 * tree-chrec.c (chrec_fold_plus_poly_poly,
5042 chrec_fold_multiply_poly_poly, chrec_evaluate,
5043 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5044 reset_evolution_in_loop): Ditto.
5045 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5047 2007-01-31 Dirk Mueller <dmueller@suse.de>
5049 * c-common.c (warn_about_parentheses): Separate warning about
5050 un-parenthized sequence of comparison operators from the one
5051 which is supposed to warn about x <= y <= z.
5053 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5055 * optabs.h (enum optab_index): Add new OTI_isinf.
5056 (isinf_optab): Define corresponding macro.
5057 * optabs.c (init_optabs): Initialize isinf_optab.
5058 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5060 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5061 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5063 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5064 expand_builtin_interclass_mathfn.
5065 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5066 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5067 (fxam<mode>2_i387): New insn pattern.
5068 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5069 built-in functions as x87 inline asm.
5071 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5073 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5075 2007-01-30 Eric Christopher <echristo@apple.com>
5077 * config.gcc: Add geode.
5079 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5081 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5082 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5083 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5084 value-prof.c: Fix comment typos.
5086 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5089 * doc/invoke.texi (Wpointer-arith): Document warning.
5091 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5093 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5094 the list of discrepancies from the draft TR.
5096 2007-01-30 Dirk Mueller <dmueller@suse.de>
5099 * doc/invoke.texi (-Wreturn-type): Update description to
5102 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5104 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5106 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5108 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5109 to handle optabs that operate on floating point input argument and
5110 output to integer output.
5111 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5112 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5113 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5114 expand_builtin_interclass_mathfn ().
5115 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5117 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5118 ilogbl built-in functions as x87 intrinsics.
5120 2007-01-30 Richard Guenther <rguenther@suse.de>
5123 * dwarf2out.c (reference_to_unused): Query varpool if the
5124 variable was output.
5126 2007-01-30 Richard Guenther <rguenther@suse.de>
5129 * passes.c (execute_one_pass): Reset in_gimple_form to not
5130 confuse non-unit-at-a-time mode.
5132 2007-01-29 Roger Sayle <roger@eyesopen.com>
5133 Richard Guenther <rguenther@suse.de>
5135 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5136 avoid undefined behaviour on overflow. Use force_fit_type_double
5137 to construct the constant with the specified TREE_OVERFLOW.
5139 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5141 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5142 * config/dfp-bit.h: Ditto.
5144 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5146 * c-decl.c (pop_scope): Replace warnings with call to
5147 warn_for_unused_label.
5148 * c-common.h (warn_for_unused_label): Declare.
5149 * c-common.c (warn_for_unused_label): Define.
5151 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5153 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5156 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5158 * Makefile.in (USER_H): Remove decfloat.h.
5159 * ginclude/decfloat.h: Delete, moving contents to ...
5160 * ginclude/float.h: Add support for decimal floating point,
5161 guarded by __STDC_WANT_DEC_FP__.
5163 2007-01-29 Mike Stump <mrs@apple.com>
5165 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5166 Analysis and Representation to resolve case insensitive conflict.
5167 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5169 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5171 * tree.h (struct tree_memory_tag): Add aliases member.
5172 (MTAG_ALIASES): New macro.
5173 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5174 (add_may_alias): Remove pointer-set. Update for may_aliases being
5176 (mark_aliases_call_clobbered): Update for may_aliases being a
5178 (compute_tag_properties): Ditto.
5179 (create_partition_for): Ditto.
5180 (compute_memory_partitions): Ditto.
5181 (dump_may_aliases_for): Ditto.
5182 (is_aliased_with): Ditto.
5183 (add_may_alias_for_new_tag): Ditto.
5184 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5185 (compute_is_aliased): New function.
5186 (compute_may_aliases): Call compute_is_aliased).
5187 (init_alias_info): Initialize alias_bitmap_obstack.
5188 (union_alias_set_into): New function.
5189 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5190 (have_common_aliases_p): Rewrite to take two bitmaps and use
5192 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5194 (finalize_ref_all_pointers): Update for add_may_alias changes.
5195 (new_type_alias): Ditto.
5196 * tree-flow-inline.h (may_aliases): Return a bitmap.
5197 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5198 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5199 may_aliases being a bitmap.
5200 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5201 may_aliases now returns a bitmap.
5202 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5204 * tree-ssa-operands.c (add_virtual_operand): Update for
5205 may_aliases being a bitmap.
5207 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5209 PR tree-optimization/30630
5210 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5211 variable as changed.
5213 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5216 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5217 expanded only once even if an error occurs.
5219 2007-01-29 Ben Elliston <bje@au.ibm.com>
5221 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5222 (__gcov_average_profiler): Likewise.
5223 (__gcov_ior_profiler): Likewise.
5224 (__gcov_merge_ior): Likewise.
5226 2007-01-28 Jan Hubicka <jh@suse.cz>
5228 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5229 * value-prof.c (stringop_block_profile): Likewise.
5231 2007-01-28 Jan Hubicka <jh@suse.cz>
5233 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5234 variant handling histograms; add wrapper.
5235 (clear_storage_via_libcall): Export.
5236 (emit_block_move_hints): Break out from ...; add histograms.
5237 (emit_block_move): ... this one.
5238 (clear_storage_hints): Break out from ...; add histograms.
5239 (clear_storage): ... this one.
5240 (set_storage_via_memset): Handle histogram.
5241 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5242 (clear_storage_hints, clear_storage_via_libcall): Declare.
5243 (set_storage_via_setmem): Update prototype.
5244 * doc/md.texi (movmem, setmem): Document new arguments.
5246 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5248 (stringop_block_profile): New global function.
5249 (tree_stringops_values_to_profile): Profile block size and alignment.
5250 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5252 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5253 (stringop_block_profile): Declare.
5254 * builtins.c: Include value-prof.h.
5255 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5256 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5257 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5258 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5259 * profile.c (instrument_values): Add new counters.
5260 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5262 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5263 (tree_init_edge_profiler): Build new profilers.
5264 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5265 (pass_tree_profile): Add dump.
5266 (tree_profile_hooks): Update.
5267 * Makefile.in (LIBGCOV): Add new constants.
5268 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5269 __gcov_ior_profiler): New.
5270 * i386.md (movmem/setmem expanders): Add new optional arguments.
5272 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5274 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5276 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5278 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5279 (tree_unswitch_single_loop): Pass eni_size_weights to
5280 tree_num_loop_insns.
5281 * tree-ssa-loop-manip.c: Include tree-inline.h.
5282 (can_unroll_loop_p): Pass eni_size_weights to
5283 tree_num_loop_insns.
5284 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5285 Pass eni_size_weights to estimate_num_insns.
5286 * tree.h (init_inline_once): Export.
5287 * toplev.c (backend_init): Call init_inline_once.
5288 * cgraphunit.c (cgraph_process_new_functions,
5289 cgraph_analyze_function): Pass eni_inlining_weights to
5291 * ipa-inline.c (compute_inline_parameters): Ditto.
5292 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5293 to estimate_num_insns.
5294 (try_unroll_loop_completely): Pass eni_size_weights to
5295 tree_num_loop_insns.
5296 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5297 ot estimate_num_insns.
5298 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5299 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5300 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5301 eni_time_weights): New variables.
5302 (init_inline_once): Initialize them.
5303 (struct eni_data): Mew.
5304 (estimate_num_insns_1, estimate_num_insns): Use weights.
5305 * tree-inline.h (struct eni_weights_d): New.
5306 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5307 (estimate_num_insns): Declaration changed.
5308 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5309 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5310 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5312 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5314 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5315 relations in the conflict function is valid.
5317 2007-01-27 Ian Lance Taylor <iant@google.com>
5319 * common.opt: Add fstrict-overflow.
5320 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5321 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5322 (TYPE_OVERFLOW_UNDEFINED): Define.
5323 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5325 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5326 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5327 (fold_negate_expr): Likewise.
5328 (make_range): Likewise.
5329 (extract_muldiv_1): Likewise.
5330 (maybe_canonicalize_comparison): Likewise.
5331 (fold_comparison): Likewise.
5332 (fold_binary): Likewise.
5333 (tree_expr_nonnegative_p): Likewise.
5334 (tree_expr_nonzero_p): Likewise.
5335 * tree-vrp.c (compare_values): Likewise.
5336 (extract_range_from_binary_expr): Likewise.
5337 (extract_range_from_unary_expr): Likewise.
5338 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5340 (nowrap_type_p): Likewise.
5341 * tree-scalar-evolution.c (simple_iv): Likewise.
5342 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5343 (build_range_check): Likewise.
5344 (extract_muldiv_1): Likewise.
5345 (fold_comparison): Likewise.
5346 * tree-vrp.c (vrp_int_const_binop): Likewise.
5347 (extract_range_from_unary_expr): Likewise.
5348 * convert.c (convert_to_integer): Likewise.
5349 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5350 (fold_comparison): Likewise.
5351 (fold_binary): Likewise.
5352 * optabs.c (optab_for_tree_code): Likewise.
5353 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5354 * simplify-rtx.c (simplify_const_relational_operation): Check
5355 flag_strict_overflow and flag_trapv.
5356 (simplify_const_relational_operation): Likewise.
5357 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5358 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5361 2007-01-27 Roger Sayle <roger@eyesopen.com>
5363 * tree.c (tree_fold_gcd): Delete.
5364 * tree.h (tree_fold_gcd): Remove prototype.
5365 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5366 test whether one constant integer is a multiple of another. Instead
5367 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5368 * fold-const.c (multiple_of_p): We've determined both TOP and
5369 BOTTOM are integer constants so we can call int_const_binop directly
5370 instead of the more generic const_binop.
5372 2007-01-27 Roger Sayle <roger@eyesopen.com>
5374 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5375 1*X check that the constant hasn't overflowed, to preserve the
5377 (round_up): Provide an efficient implementation when rouding-up an
5378 INTEGER_CST to a power-of-two.
5380 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5382 * doc/sourcebuild.texi: Add comma for clarity.
5383 * doc/extend.texi: Fix some typos.
5384 * doc/passes.texi: Likewise.
5385 * doc/cppinternals.texi: Likewise.
5386 * doc/c-tree.texi: Likewise.
5387 * doc/tree-ssa.texi: Likewise.
5388 * doc/install.texi: Likewise.
5390 2007-01-27 Jan Hubicka <jh@suse.cz>
5392 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5393 (pass_sra): Do not require alias information.
5394 * passes.c (init_optimization_passes): Add SRA
5396 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5398 * tracer.c (rest_of_handle_tracer): We already cleaned
5399 up the CFG in tracer() so don't do it here again.
5400 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5401 cleanup_cfg here, either. And don't call renumber_insns.
5403 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5404 and BB_HEAD are in the insn stream here. Instead make sure
5405 that BB_INSN is valid on all insns. Also, do check here that
5406 there are no pending branch predictions...
5407 (rtl_verify_flow_info): ...instead of doing it here. Checks
5408 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5411 2007-01-26 Roger Sayle <roger@eyesopen.com>
5413 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5414 function to simplify/factorize operand order canonicalization.
5415 (ix86_fixup_binary_operands): Reorganize using the above function.
5416 (ix86_binary_operator_ok): Likewise.
5418 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5420 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5421 file scope from optimize_attrs.
5422 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5424 (optimize_attrs): Clear insn_code_values after freeing it.
5426 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5428 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5429 a parts.base assignment.
5431 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5433 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5434 (compute_subscript_distance, initialize_data_dependence_relation,
5435 finalize_ddr_dependent, analyze_ziv_subscript,
5436 analyze_siv_subscript_cst_affine,
5437 compute_overlap_steps_for_affine_univar,
5438 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5439 analyze_siv_subscript, analyze_miv_subscript,
5440 analyze_overlapping_iterations, subscript_dependence_tester_1,
5441 compute_self_dependence, free_dependence_relation): Work
5442 with affine_fn instead of chrecs.
5443 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5444 common_affine_function, affine_function_base,
5445 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5446 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5447 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5448 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5449 (all_chrecs_equal_p): Removed.
5450 * tree-data-ref.h (affine_fn, conflict_function): New types.
5451 (struct subscript): Change type of conflicting_iterations_in_a
5452 and conflicting_iterations_in_b.
5454 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5457 * config/pa/pa.h (TARGET_HPUX_11): New.
5458 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5459 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5461 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5462 Richard Guenther <rguenther@suse.de>
5464 * tree-ssa-structalias.c (solve_graph): Handle case
5465 we merged the variable to another.
5467 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5469 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5472 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5473 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5475 2007-01-25 DJ Delorie <dj@redhat.com>
5477 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5478 allow changes to modes which don't fit in those registers.
5480 * reload1.c (choose_reload_regs): Check for invalid subregs before
5481 computing their locations, not after.
5483 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5486 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5487 save Altivec registers in an eh_return function.
5488 (compute_vrsave_mask): Likewise.
5489 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5490 for saving Altivec registers.
5491 (rs6000_emit_prologue): Don't allocate stack twice in
5492 eh_return function. Correct expected value of altivec_save_offset
5493 when using save_world. Describe save of R0 to stack when using
5494 save_world. Describe stack pointer adjustment when using
5495 save_world. Remove duplicated eh_return parameter register saving.
5496 Update sp_offset variable after save_world.
5497 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5499 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5500 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5503 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5505 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5507 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5510 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5511 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5513 2007-01-25 Richard Guenther <rguenther@suse.de>
5515 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5516 * common.opt (-Wcoverage-mismatch): New warning option.
5517 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5518 if -Wcoverage-mismatch is given.
5520 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5522 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5523 (ipcp_driver): Change to static definition.
5524 Add dumping of the ifunctions.
5525 (constant_val_insert): Remove unused parameter. Support for SSA.
5526 (ipcp_propagate_const): Support for SSA.
5527 (ipcp_profile_bb_print): Print only analyzed nodes.
5528 (ipcp_replace_map_create): Remove support for Fortran constant
5530 * ipa-prop.c (ipa_method_modify_stmt,
5531 ipa_callsite_compute_param): Support for SSA.
5532 * ipa-prop.h (ipcp_driver): Remove declaration.
5533 (IS_VALID_TREE_MAP_INDEX): Add define.
5535 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5537 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5539 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5542 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5543 constant argument to cabs and do it without checking for
5544 -funsafe-math-optimizations.
5546 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5548 * c-common.h (RID_FIRST_CXX0X): New.
5549 (RID_LAST_CXX0X): New.
5550 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5552 * c.opt (Wc++0x-compat): New.
5553 * doc/invoke.texi (-Wc++0x-compat): Document.
5555 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5557 * builtins.c (fold_builtin_carg): New.
5558 (fold_builtin_1): Use it.
5560 2007-01-24 Jan Hubicka <jh@suse.cz>
5562 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5564 * ipa-inline.c (initial_insns, max_insns): Delete.
5565 (compute_max_insns): New function.
5566 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5567 of insns as base for code growth.
5568 (cgraph_decide_inlining): Make initial_insns local; do not compute
5570 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5571 * doc/invoke.texi (inline-unit-growth): Update docs.
5573 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5575 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5576 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5577 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5578 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5579 for CPUs that have PTA_CX16 set.
5582 * gimplify.c (omp_check_private): New function.
5583 (gimplify_scan_omp_clauses): Use it for
5584 firstprivate/lastprivate/reduction.
5587 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5588 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5591 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5592 If lower_lastprivate_clauses emits some statements, append them
5593 to dlist rather than body_p and to body_p append an initializer.
5594 (lower_omp_for): Adjust caller.
5596 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5598 * target.h (globalize_decl_name): New.
5599 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5600 * output.h (default_globalize_decl_name): New.
5601 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5603 (globalize_decl): Ditto.
5604 (default_globalize_decl_name): New.
5605 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5606 (ia64_handle_version_id_attribute): New.
5607 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5608 (ia64_asm_output_external): Use globalize_decl_name instead
5610 * doc/extend.texi (version_id): New pragma.
5611 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5613 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5615 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5616 _uleb128_t and _Unwind_SWord with _sleb128_t.
5617 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5618 uw_frame_state_for, uw_update_context_1): Likewise.
5619 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5620 * unwind-pe.h (read_uleb128, read_sleb128,
5621 read_encoded_value_with_base): Likewise.
5622 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5624 2007-01-24 Richard Guenther <rguenther@suse.de>
5626 * builtins.c (expand_builtin_cexpi): Get the fndecl
5627 for cexp in the correct way.
5629 2007-01-24 Jan Hubicka <jh@suse.cz>
5631 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5633 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5635 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5636 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5637 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5638 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5639 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5640 __SIZEOF_PTRDIFF_T__.
5641 * doc/cpp.texi: Documentation for the new builtin macros added.
5643 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5646 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5647 instead of operands[2] to avoid access past the end of array.
5649 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5651 * reload1.c (emit_reload_insns): Pass the reload register
5652 for a non-spill output reload through forget_old_reloads_1.
5654 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5656 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5657 _SOFT_DOUBLE if doubles use software floating-point.
5658 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5659 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5660 * config/rs6000/darwin-ldouble.c: Also compile functions for
5661 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5662 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5663 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5664 commented-out long double override.
5665 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5666 * config/rs6000/eabispe.h: Likewise.
5667 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5668 long double for non-SPE.
5669 (rs6000_handle_option): Likewise.
5670 (invalid_e500_subreg): Disallow more subregs involding DImode,
5671 DFmode, TImode or TFmode.
5672 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5674 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5676 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5677 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5679 (rs6000_legitimate_address): Also check for TFmode for E500
5681 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5682 (spe_build_register_parallel): Handle TFmode and TCmode.
5683 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5685 (function_arg): Handle TFmode and TCmode for E500 double.
5686 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5688 (print_operand): Handle TFmode and TImode for %y.
5689 (rs6000_generate_compare): Handle TFmode comparisons for E500
5691 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5692 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5693 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5694 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5695 TFmode for E500 double.
5696 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5697 (floatsidf2): Enable for E500 double.
5698 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5699 (extenddftf2): Change to extenddftf2_fprs.
5700 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5701 depending on TARGET_E500_DOUBLE.
5702 (extendsftf2): Enable for E500 double.
5703 (trunctfdf2): Enable for E500 double.
5704 (trunctfsf2): Change to trunctfsf2_fprs.
5705 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5706 depending on TARGET_E500_DOUBLE.
5707 (floatsitf2): Enable for E500 double.
5708 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5709 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5710 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5711 (negtf2): Change to negtf2_internal.
5712 (negtf2): New expander.
5713 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5714 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5715 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5716 (movdi_internal32): Use rs6000_nonimmediate_operand.
5717 (unnamed splitter): Likewise.
5718 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5719 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5720 (SPE64TF, DITI): New mode macros.
5721 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5724 (frob_<mode>_di_2): New.
5725 (frob_tf_di_8_2): New.
5726 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5728 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5730 (frob_ti_<mode>_8_2): New.
5731 (frob_ti_tf_2): New.
5732 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5733 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5735 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5736 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5737 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5738 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
5739 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
5740 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
5743 2007-01-23 Ian Lance Taylor <iant@google.com>
5745 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
5747 (OBJS-archive): Reformat, alphabetize.
5748 (OBJS): Change out_object_file to OBJS-md.
5750 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
5752 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5753 JUMP_P and CALL_P predicates where applicable.
5754 * config/i386/i386.c: Ditto.
5755 * config/i386/i386.md: Ditto.
5756 * config/i386/mmx.md: Ditto.
5757 * config/i386/predicates.md: Ditto.
5759 2007-01-22 Andreas Schwab <schwab@suse.de>
5761 * config/m68k/m68k.h: Fix comment.
5763 2007-01-22 Jan Hubicka <jh@suse.cz>
5765 * passes.c (init_optimization_passes): Do not rerun
5766 pass_early_warn_uninitialized.
5768 2007-01-22 Richard Guenther <rguenther@suse.de>
5770 PR tree-optimization/30038
5771 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
5773 (execute_cse_sincos_1): Likewise.
5774 (execute_cse_sincos): Likewise.
5775 (gate_cse_sincos): Likewise.
5776 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
5777 the cexpi() canonicalization of sincos().
5778 * tree-pass.h (pass_cse_sincos): Declare.
5779 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
5781 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5783 PR rtl-optimization/29329
5784 * combine.c (replaced_rhs_insn): Rename to i2mod.
5785 (replaced_rhs_value): Rename to i2mod_new_rhs.
5786 (i2mod_old_rhs): New global variable.
5787 (combine_instructions): Adjust for above change. Save a copy of
5788 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
5789 note are substituted in the second instruction.
5790 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
5791 ditch the note if it pertains to the second eliminated register
5792 and this register is mentioned in i2mod_old_rhs.
5795 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5797 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
5798 the insn to which the note was originally attached.
5800 2007-01-21 Jan Hubicka <jh@suse.cz>
5802 * ipa-inline.c (inlining_mode): Comment, move up.
5803 (cgraph_decide_inlining_incrementally): Do not perform inlining
5804 itself; fix handling of flattening of self recursive functions.
5805 (cgraph_find_cycles): Remove.
5806 (cgraph_flatten_node): Remove.
5807 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
5808 (try_inline): New function.
5809 (cgraph_early_inlining): Update call of
5810 cgraph_decide_inlining_incrementally. Apply inlining here.
5811 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
5813 2007-01-21 Dirk Mueller <dmueller@suse.de>
5816 * tree-vrp.c (check_array_bounds): do not warn
5817 about ADDR_EXPR's of ARRAY_REF's which are immediately
5818 used in binary expressions.
5820 2007-01-21 Ira Rosen <irar@il.ibm.com>
5822 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
5823 read_write_dep and macros for its access.
5824 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5825 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
5826 argument, call vect_check_interleaving for every independent pair of
5827 data-refs. Mark loads that access the same memory location as a store
5829 (vect_check_dependences): Remove.
5830 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
5831 call, fix the call to vect_analyze_data_ref_dependence.
5832 (vect_analyze_data_ref_access): For statements that access the same
5833 data-ref, check that they are not stores; for loads, check that there
5834 is no store that access the same location.
5836 2007-01-20 Roger Sayle <roger@eyesopen.com>
5837 Joseph Myers <joseph@codesourcery.com>
5839 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
5840 (-fdump-rtl-stack): Likewise.
5841 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
5842 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
5843 (-mpt-fixed): Use @minus{} for minus sign.
5844 (Using Precompiled Headers): Fix under/overfull hbox.
5846 2007-01-20 Jan Hubicka <jh@suse.cz>
5848 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
5849 place within annotation.
5851 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5853 * pa.c (output_move_double): Change array size of xoperands to 4.
5855 2007-01-20 Jan Hubicka <jh@suse.cz>
5857 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
5860 2007-01-19 Ian Lance Taylor <iant@google.com>
5862 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
5863 constant to unsigned HOST_WIDE_INT before negating.
5865 2007-01-19 Ian Lance Taylor <iant@google.com>
5867 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
5869 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
5870 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5871 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
5872 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
5873 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
5874 (realloc_vdef, realloc_vuse): Change second parameter to
5876 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
5878 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
5879 unsigned. Change x and lim locals to unsigned.
5880 (realloc_vdef, realloc_vuse): Change num_elem parameter to
5882 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
5883 (copy_virtual_operands): Change i and n locals to unsigned.
5885 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * builtins.c (fold_builtin_1): Handle builtin fdim.
5890 2007-01-20 Jan Hubicka <jh@suse.cz>
5892 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
5893 * tree-ssa-structalias.c (compute_points_to_sets): Do call
5894 init_alias_heapvars.
5895 (init_alias_heapvars): Initialize only when not already initialized.
5896 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
5898 2007-01-19 Roger Sayle <roger@eyesopen.com>
5900 * common.opt (fsigned-zeros): New command line option.
5901 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
5902 of flag_unsafe_math_optimizations.
5903 * opts.c (set_fast_math_flags): The -ffast-math command line option
5904 implies -fno-signed-zeros.
5905 (fast_math_flags_set_p): Likewise.
5907 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
5908 the documentation of -ffast-math appropriately. Wrap long lines.
5910 2007-01-19 Steve Ellcey <sje@cup.hp.com>
5912 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
5913 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
5915 2007-01-19 Tomas Bily <tbily@suse.cz>
5917 * cgraphunit.c (cgraph_finalize_function): Updating of pid
5919 (tree_init_ic_make_global_vars): New function
5920 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
5921 (tree_gen_ic_profiler): New function
5922 (tree_gen_ic_func_profiler): New function
5923 (tree_profiling): Added calling of tree_gen_ic_func_profiler
5924 (tree_profile_hooks): Added hook for indirec/virtual calls
5925 * value-prof.c (tree_find_values_to_profile): New case for
5927 (tree_values_to_profile): Call for determining indirect/virtual
5929 (tree_indirect_call_to_profile): New function
5930 (tree_ic_transform): New function
5931 (tree_ic): New function
5932 (find_func_by_pid): New function
5933 (init_pid_map): New function
5934 (tree_value_profile_transformations): Added check for
5935 indirect/virtual call transformation
5936 * value-prof.h (enum hist_type): New counter type for
5937 indirect/virtual calls
5938 (profile_hooks): Added new hook for profiling indirect/virtual
5940 * profile.c (instrument_values): New case for indirect/virtual
5942 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
5943 (GCOV_COUNTER_V_INDIR): New counter type
5944 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
5945 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
5947 * cgraph.c: Definition of cgraph_max_pid
5948 (cgraph_create_node): Default init of pid attribute
5949 * cgraph.h: Declaration of cgraph_max_pid
5950 (struct cgraph_node): Added pid attribute
5951 * libgcov.c (__gcov_indirect_call_profiler): New function
5952 (__gcov_one_value_profiler_body): New function
5953 (__gcov_one_value_profiler): Body was moved to
5954 __gcov_one_value_profiler_body and calls it
5956 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
5958 * doc/gty.texi (Options): Document the mark_hook option to GTY.
5959 * gengtype.c (write_types_data, write_func_for_structure,
5960 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
5961 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
5962 (walk_type, write_func_for_structure): Generate the mark_hook if
5965 2007-01-19 Jan Hubicka <jh@suse.cz>
5967 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
5968 'early' argument take inlining mode argument specifying whether to
5969 inline for size/speeed or all functions; add support for flattening;
5971 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
5973 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5976 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5977 the name of the declared identifier.
5979 2007-01-19 Dirk Mueller <dmueller@suse.de>
5981 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5982 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5983 duplicate evaluation.
5985 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5987 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5988 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5989 to XFMode, use acosxf2 and truncate result to requested mode.
5990 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5991 (asin<mode>2): Similarly, with asin expanders.
5992 (*fscalexf4_i387): Rename from *fscalexf4.
5993 (expNcorexf3): New expander.
5994 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5995 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5996 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5997 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5998 patterns for SSE math.
5999 (exp10<mode>2): Similarly, with exp10 expanders.
6000 (exp2<mode>2): Similarly, with exp2 expanders.
6001 (expm1<mode>2): Similarly, with expm1 expanders.
6002 (ldexp<mode>3): Similarly, with ldexp expanders.
6003 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6004 Use gen_truncxf<mode>2_i387_noop to truncate result.
6006 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6008 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6009 for ColdFire targets.
6011 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6012 Richard Sandiford <richard@codesourcery.com>
6014 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6015 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6016 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6017 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6018 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6019 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6021 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6023 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6024 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6025 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6026 (*adddi_dilshr32_cf): New pattern.
6027 (adddi3, subdi3): Remove first alternatives.
6029 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6031 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6032 implemented using move.l, do not use its cc result for floating-point
6035 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6037 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6038 from accepting 's' constraints if flag_pic.
6040 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6042 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6043 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6044 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6045 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6047 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6049 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6050 ColdFire alternatives.
6051 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6052 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6053 architectures that support ff1 instruction.
6055 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6056 Julian Brown <julian@codesourcery.com>
6058 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6059 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6060 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6063 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6065 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6067 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6068 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6069 HOST_WIDE_INT instead of an rtx.
6070 (m68k_rtx_costs): Update call accordingly.
6071 (output_move_const_into_data_reg): Likewise. Fix formatting.
6072 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6074 (output_move_simode_const): Update calls after above changes.
6075 Rework to use automatic variables and predicates like MEM_P.
6076 * config/m68k/m68k.md (pushexthisi_const): Update call to
6079 2007-01-19 Dirk Mueller <dmueller@suse.de>
6081 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6084 2007-01-19 Richard Guenther <rguenther@suse.de>
6086 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6087 via cexp in case sincos is not available.
6089 2007-01-19 Richard Guenther <rguenther@suse.de>
6091 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6092 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6093 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6094 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6095 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6096 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6097 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6098 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6100 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6102 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6104 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6105 (atan2xf3): Directly generate RTL pattern.
6106 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6107 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6108 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6109 disable patterns for SSE math.
6110 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6111 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6112 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6113 disable patterns for SSE math.
6115 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6117 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6119 2007-01-18 Roger Sayle <roger@eyesopen.com>
6121 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6122 VIEW_CONVERT_EXPR to the same type as it's operand.
6124 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6126 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6127 configured for long double 128.
6129 2007-01-18 Mike Stump <mrs@apple.com>
6131 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6134 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6136 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6139 2007-01-18 Jan Hubicka <jh@suse.cz>
6141 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6142 greater than NUM_VOP_FREE_BUCKETS.
6144 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6146 * tree-ssa-structalias.c: Update comments.
6147 (ptabitmap_obstack): Removed.
6149 (oldpta_obstack): Ditto.
6150 (stats): Add a few members.
6151 (struct variable_info): Remove node, complex, address_taken, and
6152 indirect_target members. Add oldsolution member.
6153 (new_var_info): Do not initialize removed members.
6154 (constraint_expr_type): Remove INCLUDES.
6155 (constraint_graph): Add size, implicit_preds, rep,
6156 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6157 (FIRST_REF_NODE): New macro.
6158 (LAST_REF_NODE): Ditto.
6159 (FIRST_ADDR_NODE): Ditto.
6160 (find): New function.
6162 (dump_constraint): Do not handle INCLUDES.
6163 (insert_into_complex): Do not insert duplicate constraints.
6164 (condense_varmap_nodes): Renamed and rewritten into ...
6165 (merge_node_constraints): This. Also fix bug in handling of
6166 offseted copy constraints.
6167 (clear_edges_for_node): No longer need to deal with preds at all,
6168 or removing associated preds/succs.
6169 (merge_graph_nodes): Deal with indirect_cycles.
6170 Don't deal with predecessors.
6171 (add_implicit_graph_edge): New function.
6172 (add_pred_graph_edge): Ditto.
6173 (add_graph_edge): Don't deal with predecessors.
6174 (build_constraint_graph): Removed.
6175 (build_pred_graph): New function.
6176 (build_succ_graph): Ditto.
6177 (struct scc_info): Removed in_component. Added roots, dfs, and
6178 node_mapping. Remove visited_index, unification_queue.
6179 (scc_visit): Deal with union-find we do now.
6180 Deal with cycles with REF nodes.
6181 (collapse_nodes): Renamed and rewritten to ...
6182 (unify_nodes): This.
6183 (process_unification_queue): Removed.
6184 (topo_visit): Cleanup
6185 (do_da_constraint): Use find.
6186 (do_sd_constraint): Ditto.
6187 (do_ds_constraint): Ditto.
6188 (do_complex_constraint): Ditto.
6189 (init_scc_info): Update for removed and added members.
6190 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6191 (find_indirect_cycles): This.
6192 (equivalence_class): New variable.
6193 (label_visit): New function.
6194 (perform_variable_substitution): Rewritten.
6195 (free_var_substitution_info): New function.
6196 (find_equivalent_node): Ditto.
6197 (move_complex_constraints): Ditto.
6198 (eliminate_indirect_cycles): Ditto.
6199 (solve_graph): Only propagate changed bits.
6200 Use indirect cycle elimination.
6202 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6203 (tree_id_eq): Renamed to ...
6204 (tree_vi_eq): This. Update for member change
6205 (insert_id_for_tree): Renamed and rewritten to ...
6206 (insert_vi_for_tree): This.
6207 (lookup_id_for_tree): Renamed and rewritten to ...
6208 (lookup_vi_for_tree): This.
6209 (get_id_for_tree): Renamed and rewritten to ...
6210 (get_vi_for_tree): Ditto.
6211 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6212 (process_constraint): Don't handle INCLUDES.
6213 Remove special ADDRESSOF case.
6214 (find_func_aliases): Rewrite to use vi functions instead of id
6216 (create_function_info_for): Ditto.
6217 (create_variable_info_for): Ditto.
6218 (intra_create_variable_infos): Ditto.
6219 (merge_smts_into): Ditto.
6220 (find_what_p_points_to): Ditto.
6221 (init_base_vars): Ditto.
6222 (init_alias_vars): Ditto.
6223 (remove_preds_and_fake_succs): New function.
6224 (dump_sa_points_to_info): Dump new stats.
6225 (dump_solution_for_var): Use find.
6226 (set_used_smts): Fix formatting.
6227 (compute_points_to_sets): Updated for new functions.
6228 (ipa_pta_execute): Ditto.
6230 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6231 Richard Sandiford <richard@codesourcery.com>
6233 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6235 * calls.c (expand_call): If the return value is a PARALLEL,
6236 extract its first member.
6237 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6238 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6239 use FUNCTION_EXTRA_EPILOGUE.
6240 (m68k_function_value): Return a PARALLEL if the return value
6241 is of a pointer type.
6242 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6243 (FUNCTION_EXTRA_EPILOGUE): Remove.
6244 * config/m68k/m68k.md (D0_REG): New constant.
6246 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6248 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6249 output a NOP for empty epilogues.
6251 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6253 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6254 before function. Extend register save check to include all
6255 registers, not just integer ones.
6257 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6259 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6260 (m68k_use_return_insn): ...this.
6261 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6262 * config/m68k/m68k.c (use_return_insn): Rename to...
6263 (m68k_use_return_insn): ...this.
6264 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6267 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6269 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6270 nearest even, fix denormal rounding overflow.
6272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6274 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6275 f%$smove and f%$move.
6276 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6277 (extendsfdf2_cf): Use fdmove instead of f%&move.
6278 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6279 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6283 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6286 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6288 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6289 (coldfire_single_format): Declare.
6290 (coldfire_double_format): Likewise.
6291 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6292 of qnan_msb_set to determine the lower bits of a canonical
6294 (encode_ieee_double): Likewise.
6295 (encode_ieee_quad): Likewise.
6296 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6297 (mips_single_format): Likewise.
6298 (ieee_double_format): Likewise.
6299 (mips_double_format): Likewise.
6300 (ieee_extended_motorola_format): Likewise.
6301 (ieee_extended_intel_96_format): Likewise.
6302 (ieee_extended_intel_128_format): Likewise.
6303 (ieee_extended_intel_96_round_53_format): Likewise.
6304 (ibm_extended_format): Likewise.
6305 (mips_extended_format): Likewise.
6306 (ieee_quad_format): Likewise.
6307 (mips_quad_format): Likewise.
6308 (vax_f_format): Likewise.
6309 (vax_d_format): Likewise.
6310 (vax_g_format): Likewise.
6311 (i370_single_format): Likewise.
6312 (i370_double_format): Likewise.
6313 (decimal_single_format): Likewise.
6314 (decimal_double_format): Likewise.
6315 (decimal_quad_format): Likewise.
6316 (c4x_single_format): Likewise.
6317 (c4x_extended_format): Likewise.
6318 (real_internal_format): Likewise.
6319 (coldfire_single_format): New real_format.
6320 (coldfire_double_format): Likewise.
6321 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6322 canonical_nan_lsbs_set.
6323 (pdp11_d_format): Likewise.
6324 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6325 if TARGET_COLDFIRE_CPU.
6327 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6329 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6330 (output_call, m68k_legitimize_call_address): Declare.
6331 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6332 parenthesees. Add support for a 'W' constraint.
6333 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6334 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6335 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6336 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6338 (override_options): Initialize them. Do not set flag_no_function_cse
6339 for TARGET_ID_SHARED_LIBRARY.
6340 (m68k_output_pic_call): Delete.
6341 (m68k_legitimize_call_address): New function.
6342 (print_operand): Remove the %o prefix. Handle the %p prefix.
6343 (output_call): New function.
6344 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6345 target address from the GOT if symbolic jumps are not allowed.
6346 * config/m68k/m68k.md (call, general_operand): Do not set
6347 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6348 Merge separate flag_pic and !flag_pic define_insns into...
6349 (*call, *call_value): ...these new patterns. Match the address
6350 rather than the containing MEM and require it to be a call_operand.
6351 Use output_call to generate the asm template.
6352 * config/m68k/predicates.md (const_call_operand): New predicate.
6353 (call_operand): Likewise.
6355 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6357 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6358 (STACK_GROWS_DOWNWARD): Define to 1.
6359 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6360 comments, emphasizing that these values are only defaults.
6361 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6362 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6364 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6366 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6368 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6369 Richard Sandiford <richard@codesourcery.com>
6371 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6372 (FP_REGNO_P): New macros.
6373 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6374 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6375 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6376 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6378 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6380 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6381 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6383 * config/m68k/t-floatlib: New file, extracting common code from...
6384 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6385 * config/m68k/t-uclinux: Here.
6386 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6387 routines on ColdFire targets.
6389 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6391 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6392 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6393 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6394 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6395 explicitly set MOTOROLA to 1.
6396 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6398 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6399 Nathan Sidwell <nathan@codesourcery.com>
6401 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6402 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6403 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6404 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6405 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6406 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6407 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6408 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6409 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6410 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6411 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6412 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6413 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6414 (DBX_REGISTER_NUMBER): Delete.
6415 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6416 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6417 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6419 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6421 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6422 * config/flat.h: New file.
6423 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6425 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6426 indirect references for -msep-data or -mid-shared-library.
6427 Do not use PC-relative code addresses either.
6428 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6430 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6431 for shared libraries and crt1.o for executables. Use crti.o and
6433 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6434 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6435 Do not add -elf2flt or -shared-lib-id options here.
6436 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6437 Pass -shared-lib-id if -mid-shared-library, taking the library
6438 identifier from -mshared-library-id if given, otherwise
6440 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6441 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6442 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6443 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6444 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6445 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6447 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6448 jump sequence for ISA A and ISA A+.
6449 (PICJUMP): Likewise.
6451 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6453 * config.gcc (m68k-*-uclinux*): Base the port on the common
6454 and m68k GNU/Linux files rather than on the generic ELF ones.
6455 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6456 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6458 2007-01-18 Julian Brown <julian@codesourcery.com>
6459 Richard Sandiford <richard@codesourcery.com>
6461 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6462 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6463 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6465 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6467 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6469 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6471 * doc/install.texi: Document m68k-uclinuxoldabi.
6472 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6473 * config/m68k/uclinux-oldabi.h: New file, copied from
6474 config/m68k/uclinux.h.
6476 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6478 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6479 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6480 (m32r_compute_frame_size): Use unsigned for regno.
6481 (m32r_reload_lr): Use gen_frame_mem.
6483 (m32r_output_function_epilogue): Don't output the function epilogue
6485 (m32r_expand_epilogue): New.
6486 (direct_return): Return false if the function has the interrupt
6488 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6489 * config/m32r/m32r.md (epilogue): New expander.
6490 (return_lr, return_rte): New insns.
6491 (return): Make it expander.
6492 (return_normal): New expander.
6494 2007-01-18 Josh Conner <jconner@apple.com>
6497 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6498 support for UNLE, UNLT, UNGE, and UNGT.
6500 2007-01-18 Jan Hubicka <jh@suse.cz>
6502 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6503 * tree-tailcall (add_virtual_phis): Likewise.
6504 (optimize_tail_call): Return TODOs.
6505 (execute_tail_calls): Return TODOs.
6506 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6507 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6509 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6510 Cleanup cfg using TODO.
6511 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6512 * passes.c (execute_function_todo): When cleanup did something, remove
6514 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6515 (make_edges): Don't cleanup_cfg.
6517 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6519 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6520 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6521 operate on the top of stack.
6522 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6523 register handling of instructions that output to the second
6525 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6526 (move_for_stack_reg): Special-case check for dead destination
6527 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6529 * config/i386/i386.md (UNSPEC_TAN): New constant.
6530 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6531 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6532 to correctly model move of constant 1.0 to top stack slot.
6533 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6534 (unnamed peephole2 pattern): Remove corresponding peephole2
6535 pattern that optimizes tan insn and loading of constant 1.0.
6536 (tanxf2): Use fptanxf4_i387.
6537 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6538 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6539 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6540 disable patterns for SSE math.
6541 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6542 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6544 2007-01-18 Dirk Mueller <dmueller@suse.de>
6545 Richard Guenther <rguenther@suse.de>
6548 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6549 * common.opt (Warray-bounds): Add new warning option.
6550 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6552 * Makefile.in: make tree-vrp.o depend on toplev.h
6553 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6555 (check_array_refs, check_array_bounds, check_array_ref): New.
6557 2007-01-18 Jan Hubicka <jh@suse.cz>
6559 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6560 (execute_ssa_ccp): Return flags conditionally.
6561 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6563 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6565 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6567 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6568 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6570 * Makefile.c (GTFILES): Add cfglayout.h.
6571 * gengtype.c (open_base_files): Likewise.
6572 * cfglayout.c (cfg_layout_function_footer,
6573 cfg_layout_function_header) Reindent to make gengtype happy.
6574 * cfglayout.h (cfg_layout_function_footer,
6575 cfg_layout_function_header): Add GTY(()) marker.
6577 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6579 2007-01-18 Ben Elliston <bje@au.ibm.com>
6581 * genautomata.c (write_automata): Include xstrerror output in the
6582 error message if writing the DFA description file fails.
6584 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6586 * config/mips/mips-protos.h (mips_output_external): Make it
6588 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6589 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6590 (extern_list): Likewise.
6591 (extern_head): Likewise.
6592 (TARGET_ASM_FILE_END): Likewise.
6593 (mips_file_end): Likewise.
6594 (mips_output_external): Rewritten.
6596 2007-01-18 Ben Elliston <bje@au.ibm.com>
6598 * genpreds.c (write_insn_preds_c): Only write out the function
6599 body for regclass_for_constraint if we have register constraints.
6601 2007-01-17 Tom Tromey <tromey@redhat.com>
6603 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6604 * doc/install.texi (Testing): Use sourceware.org.
6605 (Binaries): Likewise.
6606 (Specific): Likewise.
6607 * doc/contrib.texi (Contributors): Use sourceware.org.
6609 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6611 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6612 (AVR_ENHANCED): Rename to ...
6613 (AVR_HAVE_MUL): ... new.
6614 (avr_enhanced_p): Rename to ...
6615 (avr_have_mul_p): ... new.
6616 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6617 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6618 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6619 (avr_have_mul_p): ... new.
6620 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6621 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6622 'avr_enhanced_p' and 'enhanced'.
6623 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6624 AVR_HAVE_MUL instead of AVR_ENHANCED.
6625 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6626 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6627 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6628 instead of AVR_ENHANCED.
6629 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6630 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6631 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6633 2007-01-17 Ian Lance Taylor <iant@google.com>
6635 * vec.h (VEC_reserve_exact): Define.
6636 (vec_gc_p_reserve_exact): Declare.
6637 (vec_gc_o_reserve_exact): Declare.
6638 (vec_heap_p_reserve_exact): Declare.
6639 (vec_heap_o_reserve_exact): Declare.
6640 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6642 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6644 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6645 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6646 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6647 * vec.c (calculate_allocation): Add exact parameter. Change all
6649 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6650 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6651 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6652 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6653 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6654 (vec_heap_p_reserve_exact): New function.
6655 (vec_heap_o_reserve_exact): New function.
6657 2007-01-17 Jan Hubicka <jh@suse.cz>
6659 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6661 2007-01-17 Eric Christopher <echristo@apple.com>
6663 * config.gcc: Support core2 processor.
6665 2007-01-16 Jan Hubicka <jh@suse.cz>
6667 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6668 the names, just unlink the chain so we don't crash on dangling pointers
6671 2007-01-16 Jan Hubicka <jh@suse.cz>
6673 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6674 * tree-pass.h: Reorder to make IPA passes appear toegher.
6675 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6676 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6677 parameters, do not call early inliner.
6678 * ipa-inline.c: Update comments. Include tree-flow.h
6679 (cgraph_decide_inlining): Do not compute inlining parameters.
6680 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6681 be called with function context set up.
6682 (pass_ipa_inline): Remove unreachable functions before pass.
6683 (cgraph_early_inlining): Simplify assuming to be called from the
6685 (pass_early_inline): New pass.
6686 (cgraph_gate_ipa_early_inlining): New gate.
6687 (pass_ipa_early_inline): Turn into simple wrapper.
6688 (compute_inline_parameters): New function.
6689 (gate_inline_passes): New gate.
6690 (pass_inline_parameters): New pass.
6691 (apply_inline): Move here from tree-optimize.c
6692 (pass_apply_inline): New pass.
6693 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6695 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6697 (tree_function_versioning): Do not allocate dummy struct function.
6698 * tree-inline.h (optimize_inline_calls): Update prototype.
6699 * tree-optimize.c (execute_fixup_cfg): Export.
6700 (pass_fixup_cfg): Remove
6701 (tree_rest_of_compilation): Do not apply inlines.
6702 * tree-flow.h (execute_fixup_cfg): Declare.
6703 * Makefile.in (gt-passes.c): New.
6704 * passes.c: Include gt-passes.h
6705 (init_optimization_passes): New passes.
6706 (nnodes, order): New static vars.
6707 (do_per_function_toporder): New function.
6708 (execute_one_pass): Dump current pass here.
6709 (execute_ipa_pass_list): Don't dump current pass here.
6711 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6713 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6714 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6716 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6718 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6719 (strong_alias): Define.
6720 (__gcc_qmul): Provide non-FMA for soft-float.
6726 (__gcc_qunord): New.
6736 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6737 soft-float functions.
6738 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
6739 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
6740 about long double soft float.
6742 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
6743 Tehila Meyzels <tehila@il.ibm.com>
6745 * tree-vectorizer.h (is_pattern_stmt_p): New.
6746 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
6747 formatting (tabs instead of spaces). Cleanup and clarify setting
6748 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
6749 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
6750 (vectorizable_type_demotion): Check that types are integral.
6751 (vectorizable_type_promotion): Likewise.
6752 (vectorizable_store): Fix typo. Eliminate new-line at end of
6755 2007-01-16 Jan Hubicka <jh@suse.cz>
6757 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
6760 2007-01-15 Eric Christopher <echristo@apple.com>
6762 * ifcvt.c: Include vec.h, vecprim.h.
6763 (check_cond_move_block): New argument regs.
6764 Reorganize. Add registers used to regs.
6765 (cond_move_process_if_block): Use regs set above as
6768 2007-01-15 Eric Christopher <echristo@apple.com>
6770 * config/darwin.h: Update copyright.
6771 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
6772 (LINK_COMMAND_SPEC): Add -u.
6773 (LINK_SPEC): Fix umbrella for above.
6775 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
6777 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
6780 2007-01-15 Tom Tromey <tromey@redhat.com>
6782 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
6783 * doc/install.texi (Testing): Don't mention jacks.
6784 (Configuration): Document --enable-java-maintainer-mode. Move
6785 --with-java-home to libgcj-specific section. Document
6787 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
6789 2007-01-15 Jan Hubicka <jh@suse.cz>
6791 * tree-ssa-dce.c (DCE_TODOs): New.
6792 (propagate_necessity): Return if something changed.
6793 (eliminate_unnecessary_stmts): Likewise.
6794 (perform_tree_ssa_dce): Return TODO flags when needed.
6795 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
6797 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
6800 (fyl2x_extend<mode>xf3_i387): New insn pattern.
6801 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
6802 patterns using X87MODEF12 mode macro. Extend operand 1
6803 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6804 (log10<mode>2): Ditto.
6805 (log2<mode>2): Ditto.
6806 (log1p<mode>2): Ditto.
6807 (logb<mode>2): Ditto.
6808 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
6809 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
6810 (*fxtractxf3_i387): Rename from *fxtractxf3.
6811 (fxtract_extend<mode>xf3_i387): New insn pattern.
6812 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
6813 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
6814 and gen_fyl2xxf3_i387().
6816 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
6818 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
6819 * cfgloopmanip.c (fix_loop_placement): Made static. Use
6820 get_loop_exit_edges. Changed return type to bool.
6821 * cfgloop.h (fix_loop_placement): Declaration removed.
6823 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
6825 * param.h (MIN_VECT_LOOP_BOUND): New.
6826 * params.def (MIN_VECT_LOOP_BOUND): New.
6827 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
6828 argument - minimum threshold for number of iterations.
6829 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
6830 argument to declaration.
6831 * tree-vect-analyze.c (vect_analyze_operations): Check value of
6832 MIN_VECT_LOOP_BOUND.
6833 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
6834 slpeel_tree_peel_loop_to_edge with additional argument.
6835 (vect_do_peeling_for_alignment): Likewise.
6836 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
6838 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
6844 2007-01-14 Jan Hubicka <jh@suse.cz>
6846 * tree-dfa.c (remove_referenced_var): New function.
6847 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
6848 prune referenced vars list too.
6849 * tree-flow.h (remove_referenced_var): Declare.
6851 2007-01-14 Jan Hubicka <jh@suse.cz>
6853 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
6855 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
6856 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
6857 * except.h (verify_eh_throw_table_statements): Kill prototype.
6858 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
6859 into call exrepssions.
6860 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
6862 * tree-cfg.c: Include pointer-set.h.
6863 (verify_node_sharing): Work on pointer set.
6864 (verify_eh_throw_stmt_node): New.
6865 (verify_stmts): Use pointers sets, verify throw_stmt.
6867 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
6869 * ipa-reference.c (analyze_function): Consider also addresses taken
6872 2007-01-12 Roger Sayle <roger@eyesopen.com>
6874 * c-typeck.c (null_pointer_constant_p): Replace use of
6875 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6876 (build_c_cast): Likewise.
6878 2007-01-12 Roger Sayle <roger@eyesopen.com>
6880 * tree.h (force_fit_type_double): Remove unused final argument.
6881 * c-common.c (constant_expression_warning): Replace use of
6882 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6883 (convert_and_check): Likewise.
6884 (shorten_compare): Update call to force_fit_type_double.
6885 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
6886 * convert.c (convert_to_pointer): Update call to
6887 force_fit_type_double.
6888 * fold-const.c (force_fit_type_double): Remove overflowed_const
6890 (int_const_binop, fold_convert_const_int_from_int,
6891 fold_convert_const_int_from_real, fold_div_compare,
6892 fold_sign_changed_comparison, fold_unary, fold_negate_const,
6893 fold_abs_const, fold_not_const): Remove the final argument from
6894 calls to force_fit_type_double.
6896 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6898 * configure.ac: Set insn to "nop" for spu-*-* also.
6899 * configure: Regenerate.
6901 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
6903 * builtins.def : Add BUILT_IN_FREE.
6905 2007-01-12 Jan Hubicka <jh@suse.cz>
6907 PR tree-optimization/30443
6908 * tree-inline.c (tree_function_versioning): Do not optimize when
6909 cloning for inlining.
6911 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
6913 * doc/loop.texi: Document recording of loop exits.
6914 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
6915 (update_single_exits_after_duplication,
6916 update_single_exit_for_duplicated_loop,
6917 update_single_exit_for_duplicated_loops): Removed.
6918 (duplicate_loop_to_header_edge): Do not call
6919 update_single_exits_after_duplication and
6920 update_single_exit_for_duplicated_loops.
6921 (loop_version): Do not update single_exit information.
6922 (fix_loop_structure): Use record_loop_exits instead of
6923 mark_single_exit_loops.
6924 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
6925 the lists of loop exits.
6926 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
6927 split_edge, merge_blocks): Update the lists of loop exits.
6928 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
6929 loop_optimizer_init.
6930 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
6931 of mark_single_exit_loops.
6932 (loop_optimizer_finalize): Call release_recorded_exits.
6933 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
6934 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
6935 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
6936 update single exit information.
6937 * lambda-code.c (perfect_nestify): Ditto.
6938 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
6939 (mark_single_exit_loops): Removed.
6940 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
6941 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
6942 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
6944 (get_loop_exit_edges, single_exit): Use recorded exit lists.
6945 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
6946 (verify_loop_structure): Verify consistency of the exit lists.
6947 (flow_loops_find): Use alloc_loop. Initialize exits hash.
6948 (set_single_exit): Removed.
6949 * cfgloop.h (struct loop_exit): New function.
6950 (struct loop): single_exit_ field replaced by exits field.
6951 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
6952 (struct loops): Added exits hash.
6953 (mark_single_exit_loops, set_single_exit): Declaration removed.
6954 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
6956 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6958 * doc/invoke.texi: Avoid use of @headitem.
6960 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6962 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
6964 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6966 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
6969 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6970 Richard Sandiford <richard@codesourcery.com>
6972 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
6973 * config/m68k/m68k.opt: Resort options.
6974 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6976 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6977 Richard Sandiford <richard@codesourcery.com>
6979 * doc/invoke.texi: Document the macros that are defined by
6980 m68k's -mtune and -mhard-float options.
6981 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6982 (m68k_cpp_cpu_family): Likewise.
6983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6984 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6985 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6986 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6987 (m68k_cpp_cpu_family): Likewise.
6989 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6991 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6992 macros besides mc68000 as tuning macros. Use a switch statement
6993 to set them and mcpu32.
6995 2007-01-12 Julian Brown <julian@codesourcery.com>
6997 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6998 (TARGET_68040_ONLY): Rename to...
6999 (TARGET_68040): ...this.
7000 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7001 * config/m68k/m68k.md: Likewise.
7003 2007-01-12 Julian Brown <julian@codesourcery.com>
7004 Nathan Sidwell <nathan@codesourcery.com>
7005 Richard Sandiford <richard@codesourcery.com>
7007 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7008 the -mcpu= argument associated with the --with-cpu setting.
7009 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7010 if different from the one implied by the -mcpu setting.
7011 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7012 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7013 * doc/invoke.texi: Mention ColdFire in the introduction to the
7014 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7015 -mno-div and -mhard-float options. Make -m68881 a synonym for
7016 -mhard-float. Document the previously-undocumented -m5206e,
7017 -m528x, -m5307 and -m5407 options. Tweak the existing option
7018 documentation for consistency.
7019 * doc/install.texi: Mention new --with-cpu arguments.
7020 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7021 default CPU if neither -mcpu nor -march are specified.
7022 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7023 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7024 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7025 using m68k_tune to decide between families that implement the
7026 same ISA. Use m68k_tune to set __mcfv4e__.
7027 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7028 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7029 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7030 (FL_ISA_C, FL_ISA_MMU): New macros.
7031 (MASK_COLDFIRE): Delete.
7032 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7033 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7034 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7035 (TARGET_HARD_FLOAT): Do not define here.
7036 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7037 (TUNE_68000): New macro.
7038 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7039 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7040 (TUNE_CFV2): Redefine in terms of m68k_tune.
7041 (uarch_type, target_device, fpu_type): New enums.
7042 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7043 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7044 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7045 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7046 (FL_FOR_isa_c): New macros.
7047 (m68k_isa): New enum.
7048 (m68k_target_selection): New structure.
7049 (all_devices, all_isas, all_microarchs): New tables.
7050 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7051 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7052 (MASK_ALL_CPU_BITS): Delete.
7053 (m68k_find_selection): New function.
7054 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7055 Map the legacy target options to a combination of the new ones.
7056 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7057 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7058 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7060 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7061 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7063 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7064 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7065 * config/m68k/m68k-devices.def: New file.
7067 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7068 Nathan Sidwell <nathan@codesourcery.com>
7070 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7071 (SUBTARGET_EXTRA_SPECS): New macros.
7072 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7073 use %(asm_cpu_spec) instead.
7074 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7075 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7076 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7077 (EXTRA_SPECS): Rename to...
7078 (SUBTARGET_EXTRA_SPECS): ...this.
7080 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7081 Richard Sandiford <richard@codesourcery.com>
7082 Julian Brown <julian@codesourcery.com>
7084 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7085 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7086 to the configuration's default CPU.
7087 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7088 Remove default masks.
7089 (m680[012]0-*-*): Set the default with_cpu to the first part of
7091 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7092 (m68k*-*-linux): Extend the --with-cpu handling to...
7093 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7094 and m68010. Don't set target_cpu_default2.
7095 * doc/install.texi: Document --with-cpu for m68k.
7096 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7097 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7098 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7099 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7100 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7101 (ASM_SPEC): Remove use of %(asm_cpu_default).
7102 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7103 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7104 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7105 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7106 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7107 (TARGET_DEFAULT): Delete.
7108 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7109 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7110 (CPP_CPU_SPEC): Delete.
7111 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7112 the appropriate string.
7113 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7114 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7115 (ASM_SPEC): Don't use %(asm_default_spec).
7116 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7117 TARGET_DEFAULT and add MASK_68881.
7118 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7120 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7122 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7123 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7124 MASK_68010 alongside MASK_68020.
7125 * doc/invoke.texi: Document -m68010.
7126 * config/m68k/m68k.opt (m68010): New.
7127 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7129 (TUNE_68010): New macro.
7130 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7131 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7132 (M68K_CPU_m68332): Add MASK_68010.
7133 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7134 fallback definition.
7135 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7137 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7138 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7139 to all entries that use MASK_68020.
7140 (output_move_simode_const, output_move_himode, output_move_qimode)
7141 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7142 instead of TARGET_68020 to select clr behavior. Remove comment
7143 about there being no TARGET_68010.
7144 * config/m68k/m68k.md: Likewise throughout.
7146 2007-01-12 Julian Brown <julian@codesourcery.com>
7148 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7149 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7150 * config/m68k/m68k.md: Likewise.
7152 2007-01-12 Julian Brown <julian@codesourcery.com>
7154 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7155 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7157 2007-01-12 Julian Brown <julian@codesourcery.com>
7159 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7160 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7161 * config/m68k/m68k.md: Likewise.
7163 2007-01-12 Julian Brown <julian@codesourcery.com>
7164 Richard Sandiford <richard@codesourcery.com>
7166 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7167 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7168 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7170 (TARGET_CPU32): Rename to...
7171 (TUNE_CPU32): ...this.
7172 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7173 (TUNE_CFV2): New macros.
7174 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7175 remove conditions that are implied by TARGET_68020.
7176 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7177 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7178 (m68k_output_function_epilogue): Likewise.
7179 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7180 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7181 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7182 non-68000 timings. Refactor multiplication and division costs.
7183 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7184 TUNE_CPU32 instead of TARGET_CPU32.
7185 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7186 and TUNE_68060 instead of TARGET_68060.
7187 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7188 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7190 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7191 && !TARGET_COLDFIRE" to choose between moveq and clr.
7192 Likewise in the unnamed movsf pattern.
7193 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7194 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7197 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7199 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7200 of tabbing before backslashes.
7202 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7204 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7205 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7206 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7208 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7210 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7211 find_interesting_uses_cond.
7212 (find_interesting_uses_cond): Use extract_cond_operands.
7213 (rewrite_use_compare): Use extract_cond_operands and
7214 force_gimple_operand_bsi. Do not call update_stmt.
7215 (determine_use_iv_cost_condition): Use extract_cond_operands.
7216 Return cheaper of using original bound and changing the exit bound.
7218 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7220 PR tree-optimization/29516
7221 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7222 most_expensive_mult_to_index, addr_to_parts,
7223 create_mem_ref, maybe_fold_tmr): Make the type of
7224 fields of TARGET_MEM_REF sizetype.
7225 (move_fixed_address_to_symbol, move_pointer_to_base):
7227 * tree.def (TARGET_MEM_REF): Add comment on types of
7230 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7232 * c-common.c (vector_types_convertible_p): Treat opaque types as
7233 always convertible if they have the same size, but not otherwise.
7235 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7237 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7238 Remove the b_unconditional field.
7239 (noce_try_sign_mask): Do not look at b_unconditional.
7240 (noce_process_if_block): Do not use merge_if_blocks. Update
7241 the CFG here. Do not set b_unconditional.
7242 (cond_move_process_if_block): Likewise.
7243 (find_cond_trap): Likewise.
7244 (check_cond_move_block): Require simple jump insns at the end
7247 2007-01-11 Jan Hubicka <jh@suse.cz>
7249 PR tree-optimization/1046
7250 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7251 when alias info is not ready.
7252 (pass_tail_recursion): Do not require aliasing.
7253 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7254 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7255 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7256 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7257 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7258 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7259 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7261 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7262 When aliasing is not build, mark statement as volatile.
7264 2007-01-11 Tom Tromey <tromey@redhat.com>
7266 PR preprocessor/15185, PR preprocessor/20989:
7267 * doc/cppopts.texi <-MT>: Update description of algorithm for
7268 computing default target.
7269 <-M, -MD>: Reword "basename" text.
7271 2007-01-11 Roger Sayle <roger@eyesopen.com>
7273 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7274 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7275 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7276 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7277 fold_builtin_bswap, real_constp, fold_builtin_pow,
7278 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7279 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7280 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7281 * convert.c (convert_to_pointer): Likewise.
7282 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7283 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7284 const_binop, fold_convert_const_int_from_int,
7285 fold_convert_const_int_from_real,
7286 fold_convert_const_real_from_real, sign_bit_p,
7287 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7288 fold_sign_changed_comparison, fold_unary, fold_comparison,
7289 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7290 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7291 * print-tree.c (print_node_brief, print_node): Likewise.
7292 * stor-layout.c (place_field, layout_type): Likewise.
7293 * tree-chrec.c (keep_cast): Likewise.
7294 * tree.c (build_vector, build_real, build_real_from_int_cst,
7295 build_complex): Likewise.
7297 2007-01-11 Roger Sayle <roger@eyesopen.com>
7299 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7300 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7302 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7304 * configure.ac (strict1_warn): Rename to strict_warn.
7305 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7306 cc_set_by_configure, quoted_cc_set_by_configure,
7307 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7308 all_boot_languages, all_stagestuff): Remove.
7309 (target_list): Remove bootstrap targets.
7310 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7311 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7312 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7313 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7314 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7315 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7316 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7317 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7318 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7319 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7320 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7321 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7322 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7323 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7324 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7325 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7326 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7327 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7328 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7329 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7330 (mostlyclean): Adjust.
7331 (clean, distclean): Don't mention bootstrap stuff.
7332 * configure: Regenerate.
7333 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7334 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7335 treelang/config-lang.in (stagestuff): Remove.
7336 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7337 stageprofile, stagefeedback, stagestuff): Remove mention.
7339 2007-01-11 Nick Clifton <nickc@redhat.com>
7341 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7343 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7344 (mcore_arith_K_S_operand): Run the test for the S constraint not
7345 the test for the M constraint.
7346 (mcore_addsub_operand): Do not accept integer values that are
7347 larger than 32 bits.
7348 * config/mcore/mcore.md: Remove unused constraints from split.
7349 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7351 (allocate_stack): Likewise.
7352 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7353 operands to 32 bits.
7354 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7356 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7357 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7358 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7359 mcore_output_bclri, mcore_output_andn, output_inline_const,
7360 mcore_output_move, mcore_output_movedouble): Likewise.
7361 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7362 (output_inline_const): Likewise.
7363 (output_inline_const): Fix format strings used in sprintf
7365 * config/mcore/mcore-protos.h: Update prototypes for changed
7366 functions in mcore.c.
7367 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7368 HOST_WIDE_INT and not int.
7369 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7370 CONST_OK_FOR_N): Likewise.
7371 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7372 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7375 2007-01-10 Jan Hubicka <jh@suse.cz>
7377 * tree-vrp.c (remove_range_assertions): Release defs.
7378 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7379 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7381 2007-01-10 Paul Brook <paul@codesourcery.com>
7383 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7384 * config/arm/arm.md (mulsi3subsi): New insn.
7386 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7388 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7389 (tree_transform_and_unroll_loop): New.
7390 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7393 2007-01-10 Robert Kennedy <jimbob@google.com>
7395 * fold-const.c (fold_comparison): Fold comparisons like (x *
7396 1000 < 0) to (x < 0).
7398 2007-01-10 Ian Lance Taylor <iant@google.com>
7400 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7401 operands have the same priority.
7403 2007-01-10 Tom Tromey <tromey@redhat.com>
7405 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7406 (fold_binary): Likewise.
7407 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7408 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7409 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7410 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7411 * langhooks.h (struct lang_hooks): Removed field
7412 'can_use_bit_fields_p'.
7414 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7416 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7418 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7420 * function.c (get_last_funcdef_no): New function.
7421 * function.h (get_last_funcdef_no): Declare.
7422 * tree-inline.c (initialize_cfun): Add initialization.
7423 (tree_function_versioning): Cleanup.
7425 2007-01-10 Jan Hubicka <jh@suse.cz>
7427 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7430 2007-01-10 Sa Liu <saliu@de.ibm.com>
7431 Ben Elliston <bje@au.ibm.com>
7433 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7434 for SAVE_NONLOCAL and Pmode for any other save level.
7435 * spu-protos.h (spu_restore_stack_block): Declare.
7436 * spu.md (save_stack_block): Remove.
7437 (restore_stack_block): Call spu_restore_stack_block.
7438 * spu.c (spu_restore_stack_block): New function.
7439 (spu_expand_epilogue): Remove old comment.
7441 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7443 PR tree-optimization/30322
7444 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7445 (cand_value_at): Return the value as aff_tree.
7446 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7447 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7448 aff_combination_mult): New functions.
7449 (aff_combination_add): Use aff_combination_add_cst.
7450 (aff_combination_convert): Allow conversions to a wider type.
7451 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7452 * tree-affine.h (aff_combination_mult): Declare.
7454 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7456 * doc/tm.texi: Update documentation to reflect reality of exec
7457 and start file search behaviours. Update copyright year.
7458 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7459 header file directories.
7461 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7463 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7464 (*cosxf2): Rename to cosxf2_i387.
7465 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7466 using X87MODEF12 mode macro. Rename patterns to
7467 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7469 (*cosdf2, *cossf2): Ditto.
7470 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7471 to match extended input operands.
7472 (sincos<mode>3): New expander.
7473 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7474 insn patterns and corresponding splitters.
7476 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7478 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7479 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7481 2007-01-09 Nicolas Pitre <nico@cam.org>
7484 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7486 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7488 * target.h (struct gcc_target): New field library_rtti_comdat.
7489 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7490 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7491 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7492 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7494 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7496 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7498 2007-01-08 Richard Guenther <rguenther@suse.de>
7500 * tree.h (force_fit_type_double): Export.
7501 (force_fit_type): Remove.
7502 * fold-const.c (force_fit_type_double): New function.
7503 (force_fit_type): Remove.
7504 (int_const_binop): Use it.
7505 (fold_convert_const_int_from_int): Likewise.
7506 (fold_convert_const_int_from_real): Likewise.
7507 (fold_div_compare): Likewise.
7508 (fold_sign_changed_comparison): Likewise.
7509 (fold_unary): Likewise.
7510 (fold_negate_const): Likewise.
7511 (fold_abs_const): Likewise.
7512 (fold_not_const): Likewise.
7513 * c-common.c (shorten_compare): Use force_fit_type_double.
7514 * convert.c (convert_to_pointer): Likewise.
7516 2007-01-08 Richard Guenther <rguenther@suse.de>
7518 * tree.h (build_int_cst_wide_type): Export.
7519 * tree.c (build_int_cst_wide_type): New function.
7520 (build_int_cst_wide): Fix comment.
7521 * builtins.c (fold_builtin_object_size): Use build_int_cst
7522 to build -1 or 0 of the correct type. Use fit_double_type
7523 to check for overflow.
7524 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7526 (decode_field_reference): Likewise.
7527 (all_ones_mask_p): Likewise.
7528 (native_interpret_int): Use build_int_cst_wide_type.
7529 (fold_binary): Use build_int_cst_type to build an all-ones
7531 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7533 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7535 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7537 2007-01-09 Ben Elliston <bje@au.ibm.com>
7539 * genautomata.c (STATS_OPTION): New option.
7540 (stats_flag): New flag.
7541 (gen_automata_option): Handle it.
7542 (initiate_automaton_gen): Ditto.
7543 (write_automata): Output statistics only if stats_flag is
7544 set. Likewise, output time statistics only if time_flag is set.
7545 * doc/md.texi (Processor pipeline description): Document new flag.
7547 2007-01-08 Richard Guenther <rguenther@suse.de>
7549 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7550 * tree.c (build_int_cst_type): Likewise.
7551 (size_in_bytes): Don't call force_fit_type on the result.
7552 (int_fits_type_p): Use fit_double_type.
7553 * fold-const.c (fit_double_type): New function.
7554 (force_fit_type): Use it.
7555 * tree.h (fit_double_type): Export.
7557 2007-01-08 Jan Hubicka <jh@suse.cz>
7559 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7560 * ipa.c (function_and_variable_visibility): Fix return type.
7562 2007-01-08 Richard Guenther <rguenther@suse.de>
7564 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7565 of offset to build the index.
7566 * tree-pretty-print.c (dump_generic_node): Don't build negated
7567 const just for printing.
7568 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7569 * builtins.c (fold_builtin_int_roundingfn): Check if result
7570 fits the type by using force_fit_type and comparing the result.
7571 * predict.c (predict_loops): Use compare_tree_int for comparison.
7572 * tree.c (build_int_cst): Fall back to integer_type_node for
7574 (build_int_cst_wide): Assert type is non-null.
7576 2007-01-08 Roberto Costa <roberto.costa@st.com>
7578 * tree-vrp.c (extract_range_from_cond_expr): New.
7579 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7580 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7582 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7583 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7584 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7585 used as expressions.
7586 * tree-object-size.c (cond_expr_object_size): New.
7587 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7589 2007-01-08 Jan Hubicka <jh@suse.cz>
7591 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7592 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7595 2007-01-08 Richard Guenther <rguenther@suse.de>
7597 PR tree-optimization/23603
7598 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7599 (extract_range_from_binary): Fall back to truthvalue instead of
7600 varying for TRUTH_*_EXPR.
7601 (extract_range_from_comparison): Fall back to truthvalue instead of
7603 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7604 if all visited PHI values were constant.
7606 2007-01-08 Jan Hubicka <jh@suse.cz>
7608 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7609 (cgraph_analyze_function): break out from ...
7610 (cgraph_finalize_compilation_unit): ... here.
7611 (cgraph_expand_function): Remove forgoten commented out line.
7612 (cgraph_optimize): Analyze functions.
7614 2007-01-08 Jan Hubicka <jh@suse.cz>
7616 * tree-pas.h (TODO_remove_function): New flag.
7617 (TODO_update*): Renumber.
7618 (pass_ipa_increase_alignment,
7619 pass_ipa_function_and_variable_visibility): New passes.
7620 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7621 (cgraph_function_and_variable_visibility): Move to ipa.c
7622 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7623 cgraph_increase_alignment.
7624 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7625 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7626 calling tree-inline.
7627 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7628 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7629 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7630 (gate_increase_alignment): New function.
7631 (pass_ipa_increase_alignment): New pass.
7632 * ipa.c: Inline tree-pass.h and timevar.h
7633 (function_and_variable_visibility): Move here from cgraphunit.c
7634 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7635 * passes.c (init_optimization_passes): Add the two new passes.
7636 (execute_todo): Handle cgraph_remove_functions.
7638 2007-01-08 Nick Clifton <nickc@redhat.com>
7640 * config/frv/predicates.md (reg_or_0_operand): Accept
7643 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7645 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7646 * config.gcc: Add bfin*-rtems*.
7648 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7650 * c.opt: Add -flax-vector-conversions.
7651 * c-typeck.c (convert_for_assignment): Pass flag to
7652 vector_types_convertible_p to allow emission of note.
7653 (digest_init): Likewise.
7654 * c-opts.c: Handle -flax-vector-conversions.
7655 * c-common.c (flag_lax_vector_conversions): New.
7656 (vector_types_convertible_p): Unless -flax-vector conversions
7657 has been passed, disallow conversions between vectors with
7658 differing numbers of subparts and/or element types. If such
7659 a conversion is disallowed, possibly emit a note on the first
7660 occasion only to inform the user of -flax-vector-conversions.
7661 The new last argument specifies this.
7662 * c-common.h (flag_lax_vector_conversions): New.
7663 (vector_types_convertible_p): Add extra argument.
7664 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7665 char_type_node for V*QI type vectors.
7666 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7667 Update to satisfy new typechecking rules.
7668 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7670 * doc/invoke.texi (C Dialect Options): Document
7671 -flax-vector-conversions.
7673 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7675 PR tree-optimization/29877
7676 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7677 a register variable on the RHS to not be replaceable.
7679 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7680 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7681 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7682 const_simm15, const_pow2, const_npow2): Added.
7683 * config/score/misc.md (insv, extv, extzv, movmemsi,
7684 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7685 * config/score/score.c (score_address_cost, score_select_cc_mode):
7687 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7688 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7689 Update score_print_operand.
7690 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7691 Adjust register allocate order and update some macro define.
7692 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7693 mdx_block_move_straight, mdx_block_move_loop_head,
7694 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7695 mdx_block_move): Added.
7696 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7697 mdp_limm): Updated and fix some bug and typo.
7698 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7699 (movsf, movdf, doloop_end): Added.
7701 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7703 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7704 config/arm/thumb2.md: Fix comment typos.
7705 * doc/extend.texi: Fix a typo.
7707 2007-01-07 Eric Christopher <echristo@apple.com>
7709 * configure.ac: Check for __stack_chk_fail for darwin.
7710 * configure: Regenerate.
7712 2007-01-07 Richard Guenther <rguenther@suse.de>
7714 * tree-vrp.c (extract_range_from_assert): CSE calls to
7715 compare_values where possible.
7716 (extract_range_from_unary_expr): Likewise.
7718 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7720 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7721 * config/avr/avr.c (call_insn_operand): Delete function.
7722 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7723 instead of register number. Use predicates.
7724 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7725 call_insn_operand): Add.
7727 2007-01-06 Jan Hubicka <jh@suse.cz>
7729 * tree-pass.h (pass_build_cgraph_edges): Declare.
7730 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7731 (visited_nodes): Remove.
7732 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7733 build_cgrpah_edges; make visited_nodes local.
7734 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7735 (record_references_in_initializer): Move to cgraphbuild.c
7736 (initialize_inline_failed, rebuild_cgraph_edges,
7737 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7738 (verify_cgraph_node): Make visited_nodes local.
7739 (cgraph_analyze_function): Do not call cgraph_create_edges and
7740 initialize_inline_failed.
7741 (cgraph_expand_function): Do not call cgraph_lower_function;
7742 assert that function is already lowered.
7743 * Makefile.in (cgraphbuild.o): New.
7744 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
7745 at the end of lowering passes.
7747 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
7749 * ifcvt.c (cond_move_convert_if_block): New function, code
7750 factored out from...
7751 (cond_move_process_if_block): ...here. Call the new function
7752 on the THEN and ELSE blocks.
7753 (merge_if_block): Do not copy global_live_at_end, merge_blocks
7754 already takes care of this.
7756 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7759 * tree.h (TREE_OVERFLOW_P): New.
7760 * c-typeck.c (parser_build_unary_op): Warn only if result
7761 overflowed and operands did not.
7762 (parser_build_binary_op): Likewise.
7763 (convert_for_assignment): Remove redundant overflow_warning.
7764 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
7766 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7768 * c-typeck.c (store_init_value): Split over two lines to follow
7769 the GNU coding style.
7771 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
7773 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
7774 __GXX_EXPERIMENTAL_CXX0X__.
7775 * doc/cpp.texi: Same.
7777 2007-01-05 Richard Guenther <rguenther@suse.de>
7780 * tree.c (get_narrower): Do not construct COMPONENT_REFs
7781 with mismatched types. Instead explicitly build a
7782 conversion NOP_EXPR.
7784 2007-01-05 Ian Lance Taylor <iant@google.com>
7786 * c-common.c (decl_with_nonnull_addr_p): New function.
7787 (c_common_truthvalue_conversion): Call it.
7788 * c-typeck.c (build_binary_op): Likewise.
7789 * c-common.h (decl_with_nonnull_addr_p): Declare.
7791 2007-01-05 Jakub Jelinek <jakub@redhat.com>
7794 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
7797 2007-01-05 Joel Brobecker <brobecker@adacore.com>
7799 * doc/install.texi (Final install): Document the fact that
7800 the GNAT runtime should not be stripped.
7802 2007-01-04 Jan Hubicka <jh@suse.cz>
7804 * tree-inline.c (fold_marked_statements): Update operand caches
7805 and EH after folding
7807 2007-01-04 Ian Lance Taylor <iant@google.com>
7809 * c-common.c (check_function_nonnull): Whitespace fix.
7811 2007-01-04 Jan Hubicka <jh@suse.cz>
7813 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
7814 comitted older version of patch.
7815 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
7816 function, celanup cfg and collect garbage.
7818 2007-01-04 Mike Stump <mrs@apple.com>
7820 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
7823 2007-01-04 Eric Christopher <echristo@apple.com>
7825 * libgcc2.c (__bswapsi2): Use SItype.
7826 (__bswapdi2): Use DItype.
7827 * libgcc2.h: Update for above.
7829 2007-01-04 Paul Brook <paul@codesourcery.com>
7831 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
7832 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
7833 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
7834 umulsidi3, umulsidi3adddi, smulsi3_highpart,
7835 umulsi3_highpart): Make conditional on !arm_arch6.
7836 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
7837 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
7838 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
7839 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
7840 umulsi3_highpart_v6): New insns.
7842 2007-01-04 Roger Sayle <roger@eyesopen.com>
7844 * fold-const.c (fold_convert): When casting an expression to void,
7845 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
7846 have a type. Instead of attempting to build a NOP_EXPR, return
7847 these "special" trees directly.
7849 2007-01-04 Joseph Myers <joseph@codesourcery.com>
7851 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
7852 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
7853 rs6000_cost->fp not 0 as adjustment for outer NEG.
7855 2007-01-04 Jan Hubicka <jh@suse.cz>
7857 * cgraph.c (cgraph_release_function_body): New function.
7858 (cgraph_remove_node): Use it.
7859 * cgraph.h (cgraph_release_function_body): Declare.
7860 * cgraphunit.c (cgraph_expand_function): Use it.
7861 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
7862 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
7863 is initialized and while compilation of other function is running.
7864 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
7865 statement CFG annotations from here to ...
7866 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
7868 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
7870 * cfgloop.h (enum li_flags): Make the constants powers of two.
7872 2007-01-04 Jan Hubicka <jh@suse.cz>
7874 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
7876 (fold_marked_statements): New function.
7877 (optimize_inline_calls, tree_function_versioning): Fold new statements.
7878 * tree-inline.h (copy_body_data): Add statements_to_fold.
7880 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
7882 * config.gcc: Mention libgcc/config.host.
7883 * Makefile.in: Update comments mentioning libgcc.
7884 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
7885 (all.cross, start.encap, rest.encap, rest.cross): Update
7886 dependencies for libgcc move.
7887 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
7888 (clean-target, clean-target-libgcc): Delete.
7889 (srcdirify, GCC_EXTRA_PARTS): New macros.
7890 (libgcc-support, libgcc.mvars): New rules.
7891 (distclean): Remove mention of mklibgcc.
7892 (install): Don't reference INSTALL_LIBGCC.
7893 (install-common): Don't reference EXTRA_PARTS.
7894 (install-libgcc, install-multilib): Delete rules.
7895 * mklibgcc.in: Delete file.
7896 * doc/configfiles.texi: Don't mention mklibgcc.
7898 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
7899 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
7900 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
7901 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
7902 (mklibgcc, ldblspecs): Likewise.
7904 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
7905 (posixpre.def): Use $(T).
7906 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
7907 (SHLIB_SRC, SHLIB_INSTALL): Delete.
7908 (SHLIB_LINK): Make dummy.
7909 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
7911 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
7913 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
7914 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
7915 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
7916 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
7918 * configure.ac (all_outputs): Remove mklibgcc.
7919 * configure: Regenerated.
7921 2007-01-03 Josh Conner <jconner@apple.com>
7924 * calls.c (compute_argument_addresses): Set stack and stack_slot
7925 for partial args, too.
7926 (store_one_arg): Use locate.size.constant for the size when
7927 generating a save_area.
7929 2007-01-03 Robert Kennedy <jimbob@google.com>
7931 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
7932 whose definitions are deleted due to basic block merging.
7934 2007-01-03 Paul Brook <paul@codesourcery.com>
7937 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
7939 (use_return_insn): Return 0 for Thumb interrupt functions.
7940 (print_multi_reg): Add rfe argument for IRQ returns.
7941 (arm_output_epilogue): Pop interrupt return address directly into PC.
7942 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
7944 2007-01-03 Paul Brook <paul@codesourcery.com>
7946 Merge from sourcerygxx-4_1.
7947 * config/arm/thumb2.md: New file.
7948 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
7950 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
7951 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7952 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
7953 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
7955 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
7956 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
7958 * config/arm/ieee754-sf.S: Ditto.
7959 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
7960 (thumb1_base_register_rtx_p): ... to this.
7961 (thumb_index_register_rtx_p): Rename...
7962 (thumb1_index_register_rtx_p): ... to this.
7963 (thumb_output_function_prologue): Rename...
7964 (thumb1_output_function_prologue): ... to this.
7965 (thumb_legitimate_address_p): Rename...
7966 (thumb1_legitimate_address_p): ... to this.
7967 (thumb_rtx_costs): Rename...
7968 (thumb1_rtx_costs): ... to this.
7969 (thumb_compute_save_reg_mask): Rename...
7970 (thumb1_compute_save_reg_mask): ... to this.
7971 (thumb_final_prescan_insn): Rename...
7972 (thumb1_final_prescan_insn): ... to this.
7973 (thumb_expand_epilogue): Rename...
7974 (thumb1_expand_epilogue): ... to this.
7975 (arm_unwind_emit_stm): Rename...
7976 (arm_unwind_emit_sequence): ... to this.
7977 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7978 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7979 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7980 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7981 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7982 thumb2_output_casesi): New functions.
7983 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7984 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7985 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7986 THUMB2_WORK_REGS): Define.
7987 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7988 arm_condexec_mask, arm_condexec_masklen)): New variables.
7989 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7990 (arm_override_options): Check new CPU capabilities.
7991 Set new architecture flag variables.
7992 (arm_isr_value): Handle v7m interrupt functions.
7993 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7995 (const_ok_for_arm): Handle Thumb-2 constants.
7996 (arm_gen_constant): Ditto. Use movw when available.
7997 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7999 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8000 (thumb_find_work_register, arm_load_pic_register,
8001 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8002 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8003 print_multi_reg, output_mov_long_double_fpa_from_arm,
8004 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8005 output_mov_double_fpa_from_arm, output_move_double,
8006 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8007 output_return_instruction, arm_output_function_prologue,
8008 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8009 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8010 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8011 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8012 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8013 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8015 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8016 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8017 (arm_file_start): Output directive for unified syntax.
8018 (arm_unwind_emit_set): Handle stack alignment instruction.
8019 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8020 Add v6t2, v7, v7a, v7r and v7m.
8021 (RETLDM): Add Thumb-2 code.
8022 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8023 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8024 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8025 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8026 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8027 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8028 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8029 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8030 ADJUST_INSN_LENGTH): Define.
8031 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8032 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8033 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8034 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8035 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8036 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8037 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8038 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8039 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8040 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8041 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8042 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8043 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8044 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8045 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8046 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8047 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8049 * config/arm/arm-tune.md: Regenerate.
8050 * config/arm/arm-protos.h: Update prototypes.
8051 * config/arm/vfp.md: Enable patterns for Thumb-2.
8052 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8053 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8054 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8055 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8056 * config/arm/libunwind.S: Add Thumb-2 code.
8057 * config/arm/constraints.md: Update include Thumb-2.
8058 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8059 * config/arm/ieee754-df.S: Ditto.
8060 * config/arm/bpabi.S: Ditto.
8061 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8062 * config/arm/predicates.md (low_register_operand,
8063 low_reg_or_int_operand, thumb_16bit_operator): New.
8064 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8065 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8066 * config/arm/t-arm-elf: Add armv7 multilib.
8067 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8069 (UNSPEC_STACK_ALIGN, ce_count): New.
8070 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8071 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8073 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8074 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8075 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8076 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8077 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8078 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8080 * doc/extend.texi: Document ARMv7-M interrupt functions.
8081 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8083 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8085 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8086 (struct _Unwind_Context): Rename args_size to flags, remove
8087 signal_frame field, add a new args_size field and version field.
8088 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8089 _Unwind_IsExtendedContext): New inline functions.
8090 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8091 Assume by_value array is only present if _Unwind_IsExtendedContext.
8092 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8093 _Unwind_IsSignalFrame.
8094 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8095 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8096 (uw_init_context_1): Initialize context->flags to
8097 EXTENDED_CONTEXT_BIT.
8098 * config/rs6000/linux-unwind.h (frob_update_context): Use
8099 _Unwind_SetSignalFrame.
8101 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8104 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8105 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8108 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8110 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8111 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8112 RET, AT_SP): Remove.
8113 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8116 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8117 * cfgbuild.c (find_basic_blocks): Likewise.
8118 * cfgrtl.c (rtl_create_basic_block): Likewise.
8119 * function.c (temp_slots_at_level): Likewise.
8120 * reg-stack.c (stack_regs_mentioned): Likewise.
8121 * regclass.c (allocate_reg_info): Likewise.
8122 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8123 set_bb_for_stmt, move_block_to_fn): Likewise.
8124 * tree-complex.c (tree_lower_complex): Likewise.
8125 * vec.h (VEC_safe_grow_cleared): New.
8127 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8129 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8131 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8132 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8134 * cfgloopmanip.c (scale_loop_frequencies): Export.
8135 (loopify): Scale the frequencies by prescribed coefficients.
8136 (set_zero_probability): New function.
8137 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8138 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8139 and frequencies according to arguments.
8140 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8142 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8143 * modulo-sched.c (sms_schedule): Set probabilities for entering
8144 versioned loop correctly.
8145 * tree-vect-transform.c (vect_transform_loop): Ditto.
8146 * cfgloop.h (loopify, loop_version): Declaration changed.
8147 (scale_loop_frequencies): Declared.
8149 2007-01-02 Jan Hubicka <jh@suse.cz>
8151 * cgraph.c: Include tree-flow.h
8152 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8154 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8155 * tree-pass.h (pass_all_early_optimizations): Declare.
8156 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8158 (cgraph_analyze_function): Do early_local_passes.
8159 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8160 Do not add referenced vars.
8161 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8163 (gate_all_early_local_passes): New gate.
8164 (pass_early_local_passes): Use new gate.
8165 (execute_early_local_optimizations): New functions.
8166 (gate_all_early_optimizations): New gate.
8167 (pass_all_early_optimizations): New pass.
8168 (execute_free_datastructures): Free SSA only when initialized.
8169 (gate_init_datastructures): Init only when optimizing.
8170 (tree_lowering_passes): Do early local passes when called late.
8171 * tree-profile.c (do_tree_profiling): Don't profile functions added
8173 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8174 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8176 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8177 during early_local_passes.
8178 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8181 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8183 * Makefile.in: Update copyright year.
8185 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8187 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8188 in $(lang_checks) and check-consistency targets.
8190 2007-01-02 Jan Hubicka <jh@suse.cz>
8192 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8193 Do not add referenced vars.
8194 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8196 * passes.c (init_optimization_passes): Put mudflap_2 after
8197 free_datastructures.
8199 2007-01-02 Jan Hubicka <jh@suse.cz>
8201 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8202 Set NOTHROW flag on call statements proved to be nothrow.
8203 Update statement of local calls so new pure/const functions are
8204 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8206 (tree_rest_of_compilation): Register hooks and initialize bitmap
8207 early. Do not set after_inlining flag.
8209 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8211 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8212 HOST_BITS_PER_LONGLONG
8214 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8217 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8218 warning for non-static initializers.
8220 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8222 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8223 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8224 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8225 Always use set_unique_reg_note to add REG_EQUAL notes.
8227 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8230 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8232 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8233 * cfgbuild.c (find_basic_blocks): Likewise.
8234 * cfgrtl.c (rtl_create_basic_block): Likewise.
8235 * function.c (temp_slots_at_level): Likewise.
8236 * reg-stack.c (stack_regs_mentioned): Likewise.
8237 * regclass.c (allocate_reg_info): Likewise.
8238 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8239 set_bb_for_stmt, move_block_to_fn): Likewise.
8240 * tree-complex.c (tree_lower_complex): Likewise.
8241 * vec.h (VEC_safe_grow_cleared): New.
8243 2007-01-02 Ian Lance Taylor <iant@google.com>
8245 * c-common.c (c_common_truthvalue_conversion): When warning about
8246 using an assignment as a truth value, set TREE_NO_WARNING.
8248 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8251 * c.opt (Wold-style-declaration): New.
8252 * doc/invoke.texi (C-only Warning Options): New.
8253 (Wold-style-declaration): Document it.
8254 (Wextra): Enabled by -Wextra.
8255 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8256 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8257 -Wold-style-declaration.
8259 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8261 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8262 * cfgbuild.c (find_basic_blocks): Likewise.
8263 * cfgrtl.c (rtl_create_basic_block): Likewise.
8264 * function.c (temp_slots_at_level): Likewise.
8265 * reg-stack.c (stack_regs_mentioned): Likewise.
8266 * regclass.c (allocate_reg_info): Likewise.
8267 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8268 set_bb_for_stmt, move_block_to_fn): Likewise.
8269 * tree-complex.c (tree_lower_complex): Likewise.
8270 * vec.h (VEC_safe_grow_cleared): New.
8272 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8274 * c-common.c (c_common_nodes_and_builtins): Since variants of
8275 void_type_node get built before it is given a name, we need to
8276 give those variants the name, too.
8277 (complete_array_type): We need to work with the canonical main
8278 type of the array, from which we will build the qualified version.
8279 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8280 * print-tree.c (print_node): Display canonical type information
8282 * stor-layout.c (layout_type): When we don't know the
8283 alignment of a type for which we're building an array, we end up
8284 guessing wrong, so make the type require structural equality.
8285 * tree.c (make_node_stat): When we build a new type, it is its
8287 (build_type_attribute_qual_variant): When building an attribute
8288 variant, its canonical type is the non-attribute variant. However,
8289 if the attributes are target-dependent and they differ, we need to
8290 use structural equality checks for this type.
8291 (build_qualified_type): A qualified type is not equivalent to its
8292 unqualified variant; set the canonical type appropriately.
8293 (build_distinct_type_copy): When building a distinct type from
8294 another type, the new type is its own canonical type.
8295 (build_variant_type_copy): When building a new type variant, we
8296 assume that it is equivalent to the original type.
8297 (build_pointer_type_for_mode): When building a pointer type, also
8298 build a canonical type pointer.
8299 (build_reference_type_for_mode): When building a reference type,
8300 also build a canonical type reference.
8301 (build_index_type): When we can't hash an index type (e.g.,
8302 because its maximum value is negative), the index type requires
8303 structural equality tests.
8304 (build_array_type): Build the canonical form of an array type.
8305 (build_function_type): Function types require structural equality,
8306 because they contain default arguments, attributes, etc.
8307 (build_method_type_directly): Ditto for method types.
8308 (build_offset_type): Build the canonical offset type.
8309 (build_complex_type): Build the canonical vector type.
8310 (make_vector_type): Build the canonical vector type.
8311 * tree.h (TYPE_CANONICAL): New.
8312 (TYPE_STRUCTURAL_EQUALITY_P): New.
8313 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8314 (struct tree_type): Added "canonical" field.
8315 * params.h (VERIFY_CANONICAL_TYPES): New.
8316 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8317 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8318 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8319 * doc/invoke.texi (verify-canonical-types): Document --param
8320 parameter for verifying canonical types.
8322 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8324 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8325 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8326 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8327 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8329 * config/rs6000/e500.h: New.
8330 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8331 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8333 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8334 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8335 TARGET_E500_DOUBLE): Remove.
8336 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8337 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8338 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8339 * config/rs6000/rs6000.c (rs6000_override_options): Use
8342 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8344 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8345 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8346 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8347 rs6000_emit_cmove): Don't check TARGET_E500.
8348 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8349 sordered): Don't check TARGET_E500.
8351 2007-01-01 Eric Christopher <echristo@apple.com>
8353 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8354 HARD_REGISTER_NUM_P.
8356 2007-01-01 Roger Sayle <roger@eyesopen.com>
8358 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8359 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8360 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8363 2007-01-01 Mike Stump <mrs@apple.com>
8365 * configure.ac: Remove support for building with Apple's gcc-3.1.
8367 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8370 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8371 REG is a hard register. Do not modify REG before calling
8373 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8374 multiple of the size of YMODE for certain lowpart cases.
8376 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8379 * gimplify (voidify_wrapper_expr): Update for
8382 2007-01-01 Andreas Schwab <schwab@suse.de>
8385 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8386 save of BR0 in extra_spill_size instead of spill_size.
8387 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8389 (ia64_expand_epilogue): Restore BR0 from its new location.
8391 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8393 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8394 Use a temporary variable if the left hand side is not a gimple
8397 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8399 * gimplify.c (gimplify_return_expr): Make the temporary variable
8400 for the return expression, a gimple register variable.
8402 2007-01-01 Jan Hubicka <jh@suse.cz>
8404 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8407 2007-01-01 Mike Stump <mrs@apple.com>
8409 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8411 * config/darwin.c (machopic_select_rtx_section): Use
8413 (darwin_mergeable_constant_section): Likewise.
8414 * configure: Regenerate.
8415 * config.in: Regenerate.
8417 2007-01-01 Jan Hubicka <jh@suse.cz>
8418 Andrew Pinski <pinskia@gmail.com>
8420 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8421 before starting IPA passes.