1 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4 reservation, bypass and anti-bypass descriptions for these instructions.
6 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
11 * tree-vect-transform.c (get_initial_def_for_induction): Replace
12 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
13 (get_initial_def_for_reduction): Likewise.
15 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
17 Fix PR tree-optimization/29922
18 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19 (get_representative): Removed.
20 (value_dies_in_block_x): Update for rvuse removal.
21 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
22 (compute_antic_aux): Handle when PHI nodes appear in
23 non-single-successors.
24 (dump_bitmap_of_names): Removed.
25 (compute_antic_safe): Renamed and removed rvuse calculation.
26 Calculate only antic safe.
27 (insert_into_preds_of_block): Remove assert.
28 (execute_pre): Update for renamed functions.
29 (defer_or_phi_translate_block): New function.
31 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
33 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
34 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
36 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
37 Follow spelling conventions.
39 * tree-data-ref.h: Remove the prototype for analyze_array.
41 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
43 PR tree-optimization/31041
44 * tree-vect-transform.c (get_initial_def_for_induction): Call
47 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
49 * ipa-type-escape.c (look_for_casts) : Revert code to use
50 handled_component_p due to ada test a-numaux.adb.
52 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
54 * final.c (final_scan_insn): Alter the condition of a
55 conditional trap if we have nonstandard CC.
57 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
59 * configure.ac: Remove excess quoting from asm line 0 test.
62 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
64 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
65 * c-common.c (convert_and_check): Move warning logic to...
66 (warnings_for_convert_and_check): ...here. Define.
67 * c-common.h (warnings_for_convert_and_check): Declare.
69 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
71 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
72 (output_call): Likewise.
74 2007-03-16 Richard Sandiford <richard@codesourcery.com>
76 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
78 2007-03-16 Richard Sandiford <richard@codesourcery.com>
80 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
82 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
85 opteron, athlon-64 and athlon-fx processor_alias_table entries.
87 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
89 PR tree-optimization/31183
90 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
91 Use double_int instead of unsigned int for representing access_strides.
92 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
94 2007-03-16 Richard Guenther <rguenther@suse.de>
96 PR tree-optimization/31146
97 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
98 to allow recursion of forward_propagate_addr_expr.
99 (forward_propagate_addr_into_variable_array_index): Likewise.
100 (forward_propagate_addr_expr): Likewise.
101 (tree_ssa_forward_propagate_single_use_vars): Likewise.
102 (forward_propagate_addr_expr_1): Recurse on simple copies
103 instead of propagating into them. Do so for useless conversions
105 (forward_propagate_addr_expr): Clean up unused statements after
108 2007-03-16 Richard Guenther <rguenther@suse.de>
110 * builtins.c (expand_builtin_cexpi): Use the right argument
111 for the expansion via cexp.
113 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
115 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
116 * configure: Rebuilt.
118 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
121 * dwarf2out.c (force_type_die): Adjust comment.
122 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
124 2007-03-15 DJ Delorie <dj@redhat.com>
126 * config/frv/predicates.md (minmax_operator): Don't check operands
129 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
131 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
132 Update constant estimates of number of iterations.
133 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
134 argument renamed to "realistic".
135 (compute_estimated_nb_iterations): Removed.
136 (record_niter_bound): New function.
137 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
138 call record_nonwrapping_iv with upper = false.
139 (infer_loop_bounds_from_signedness): Pass upper argument to
140 record_nonwrapping_iv.
141 (estimate_numbers_of_iterations_loop): Do not call
142 compute_estimated_nb_iterations. Record estimate based on profile
143 information. Initialize the constant estimates of number of
145 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
147 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
148 number of iterations is too small.
149 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
150 (EST_NOT_AVAILABLE): Removed.
151 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
152 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
155 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
157 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
158 Handle NE_EXPR guards.
160 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
163 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
164 Set also -pedantic-errors by default for the preprocessor unless
165 -fpermissive is given.
167 2007-03-15 Richard Guenther <rguenther@suse.de>
171 * builtins.c (expand_builtin_cexpi): As a fallback if we
172 don't have builtins for sincos or cexp create a function
173 declaration for cexp and expand to a call to that.
174 (expand_builtin_int_roundingfn): Always fall
175 back to floor/ceil and its variants even if they may be
178 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
181 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
182 jump tables, move the call to delete_dead_jumptables from here...
183 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
184 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
185 don't allow merging of blocks that try_redirect_by_replacing_jump
186 also does not handle when not optimizing.
188 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
189 Francois-Xavier Coudert <coudert@clipper.ens.fr>
191 * config/i386/i386.md (x86_sahf_1): Correctly handle
194 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
198 x86_64_general_operand as operand[2] predicate. Remove "iF"
199 from operand constraints and use "e" constraint instead.
200 (*subti3_1, *subti3_1 splitter): Ditto.
201 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
202 operand[1] predicate.
204 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
206 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
207 arrays, multiply the access strides by the size of the sub-array.
208 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
210 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
212 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
213 the configured assembler supports the sahf mnemonic.
214 * configure: Regenerate.
215 * config.in: Regenerate.
217 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
218 emit "sahf" or ".byte\t0x9e" as asm template.
220 2007-03-14 Michael Meissner <michael.meissner@amd.com>
223 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
224 option to replace hard coded TARGET_xxx in md file.
225 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
226 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
227 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
228 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
229 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
230 (X86_TUNE_NOT_VECTORMODE): Ditto.
231 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
232 (TUNE_AVOID_VECTOR_DECODE): Ditto.
233 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
234 (TUNE_SLOW_IMUL_IMM8): Ditto.
235 (TUNE_MOVE_M1_VIA_OR): Ditto.
236 (TUNE_NOT_UNPAIRABLE): Ditto.
237 (TUNE_NOT_VECTORMODE): Ditto.
239 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
242 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
243 tuning options instead of hard coded TARGET_xxx.
244 (fix ssemode peephole2's): Ditto.
245 (imul peephole2's): Ditto.
247 (movdi_or_rex64): Ditto.
248 (move peephole2): Ditto.
249 (not peephole2's): Ditto.
251 2007-03-14 Dirk Mueller <dmueller@suse.de>
253 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
254 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
255 * c-parser.c (c_parser_if_body): Always add an empty statement in case
257 * c-parser.c (c_parser_do_statement): Warn about empty body in
259 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
260 * doc/invoke.texi (-Wempty-body): Update documentation.
262 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
265 * c-common.h (warn_for_div_by_zero): Declare.
266 * c-common.c (warn_for_div_by_zero): Define.
267 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
270 2007-03-14 Richard Sandiford <richard@codesourcery.com>
272 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
273 to PREFIX and STANDARD_PREFIX.
275 2007-03-14 Richard Sandiford <richard@codesourcery.com>
276 Phil Edwards <phil@codesourcery.com>
278 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
279 (__gthread_once_t): Remove busy field for RTPs.
280 (__GTHREAD_ONCE_INIT): Update accordingly.
282 2007-03-14 Richard Sandiford <richard@codesourcery.com>
284 * doc/invoke.texi: Document VxWorks options.
286 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
288 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
290 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
292 PR tree-optimization/30590
293 * tree-nrv.c (tree_nrv): Check for the partial update of the
296 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
298 * flags.h (flag_random_seed): Remove declaration, in favor of...
299 * toplev.h (get_random_seed, set_random_seed): ... these.
300 * tree.c (get_file_function_name): Use the former.
301 * opts.c (common_handle_option): Use the latter.
304 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
307 * cse.c (cse_find_path): Do not bail out if a basic block that
308 we already visited now becomes part of a path that starts at a
309 different basic block. Just disallow this, to make sure we
310 visit each basic block at most once.
312 2007-03-13 Jan Hubicka <jh@suse.cz>
314 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
315 when profile esitmate is present, calls with very low frequency are
318 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
320 PR tree-optimization/30730
321 PR tree-optimization/26900
322 * tree-ssa-loop-niter.c: Include gmp.h.
324 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
325 split_to_var_and_offset, determine_value_range,
326 bound_difference_of_offsetted_base, refine_bounds_using_guard,
327 bound_difference, bounds_add, bounds_negate,
328 number_of_iterations_ne_max, dump_affine_iv): New functions.
329 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
330 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
331 difference of initial and final value of control iv to validate
333 (number_of_iterations_cond): Add loop parameter. Determine bounds
334 on the difference of the extremes of the control iv. Add dumps.
335 (expand_simple_operations): Handle phi nodes.
336 (simplify_using_initial_conditions): Do not record used conditions.
337 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
338 Do not set additional_info.
339 (implies_nonnegative_p, implies_ge_p): Removed.
340 (derive_constant_upper_bound): Do not use parameter `additional'.
341 (record_estimate): Parameter `additional' removed. Parameter
342 `i_bound' added. Do not call derive_constant_upper_bound.
343 (record_nonwrapping_iv): Use derive_constant_upper_bound to
344 bound the number of iterations estimate.
345 (estimate_numbers_of_iterations_loop): Pass the estimate from
346 the number of iterations analysis to record_estimate.
347 * tree.h (multiple_of_p): Declare.
348 * tree-scalar-evolution.c (expression_expensive_p): Removed.
349 (scev_const_prop): Do not check expression_expensive_p.
350 * fold-const.c (multiple_of_p): Exported.
351 * double-int.c (double_int_mask): Exported.
352 * double-int.h (double_int_mask): Declare.
353 * tree-flow.h (struct tree_niter_desc): Removed additional_info
354 field. Added max field.
356 2007-03-13 David Taylor <taylor@candd.org>
359 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
362 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
365 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
368 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.opt (mcx16, msahf): New options.
371 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
372 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
374 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
375 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
376 Output -mcx16 and -msahf options when corresponding bit is set.
378 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
381 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
383 * configure.ac: Test for assembler tolerance to # 0 "".
384 * configure, config.in: Rebuilt.
385 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
387 2007-03-13 Geoffrey Keating <geoffk@apple.com>
389 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
391 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
392 (handle_syscall): Handle direct system calls.
393 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
395 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
397 * doc/invoke.texi: Fix cpp.info cross-reference.
398 * doc/passes.texi: Fix gcc.info cross-reference.
400 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
402 PR tree-optimization/30835
403 * lambda-code.c (can_convert_to_perfect_nest): Check whether
404 bb_for_stmt is not NULL before accessing it.
406 2007-03-12 Joseph Myers <joseph@codesourcery.com>
408 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
411 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
414 * doc/install.texi: Document --enable-stage1-languages
416 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
418 * tree-pass.h (pass_into_cfg_layout_mode,
419 pass_outof_cfg_layout_mode): Declare.
420 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
421 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
422 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
423 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
425 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
427 * c-decl.c (warn_variable_length_array): New function.
428 Refactored from grokdeclarator to handle warn_vla
429 and handle unnamed array case.
430 (grokdeclarator): Refactored VLA warning case.
431 * c.opt (Wvla): New flag.
432 * doc/invoke.texi (Wvla): New warning.
434 2007-03-12 Richard Henderson <rth@redhat.com>
436 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
437 (TARGET_SECTION_TYPE_FLAGS): New.
439 2007-03-12 Richard Henderson <rth@redhat.com>
441 * config/darwin.c (machopic_reloc_rw_mask): New.
442 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
443 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
445 2007-03-12 Mark Mitchell <mark@codesourcery.com>
447 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
448 * cppdefault.h (cpp_PREFIX): Document.
449 (cpp_PREFIX_len): Likewise.
450 (cpp_EXEC_PREFIX): New variable.
451 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
452 * c-incpath.c (add_standard_paths): Correct logic for relocating
455 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
458 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
460 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
461 fix_truncdfdi_sse using SSEMODEF mode macro.
462 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
463 fix_truncdfsi_sse using SSEMODEF mode macro.
464 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
465 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
467 2007-03-12 Richard Sandiford <richard@codesourcery.com>
469 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
472 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
474 * tree.h : Add multiple_of_p declaration.
475 * fold-const.c (multiple_of_p): Make multiple_of_p public.
476 * ipa-type-escape.c (results_of_malloc): Redundant.
477 (visited_stmts): New. Visited stmt for walk_use_def_chains.
478 (cast_type): Extended with new members.
479 (check_cast): Returns cast_type.
480 (cast): New structure for data of walk_use_def_chains.
481 (is_malloc_result, is_cast_from_non_pointer_1,
482 is_cast_from_non_pointer,
483 is_array_access_through_pointer_and_index): New functions.
484 (look_for_casts): Returns cast types.
485 (check_call): Returns void.
486 (okay_pointer_operation): Use support of pointer plus index,
487 pointer plus constant and allow all multiplications.
489 2007-03-11 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/31115
492 * tree-vrp.c (extract_range_from_binary_expr): Make sure
493 the shift count is positive and non-anti-range for RSHIFT_EXPR.
494 A shift count of zero is not special as with *_DIV_EXPR.
495 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
498 2007-03-11 Ian Lance Taylor <iant@google.com>
500 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
501 the *_DIV_EXPR codes correctly with overflow infinities.
503 2007-03-11 Ira Rosen <irar@il.ibm.com>
505 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
506 indicate success/failure of the analysis. Add negation to subtrahend
507 in case of subtraction. Fail if both operands contain constants.
508 (create_data_ref): Fail if analyze_offset fails.
510 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
512 * config/i386/i386.md (frndintxf2): Rename to ...
513 (rintxf2): ... this. Remove expander having same name.
514 (rintsf2, rintdf2): Implement using SSEMODEF macro.
515 (roundsf2, rounddf2): Ditto.
516 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
517 (lround<mode>di2, lround<mode>si2): Ditto.
519 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
521 * lower-subreg.c: Include except.h.
522 (decompose_multiword_subregs): Verify that the only control flow
523 insns we can split are loads to multi-words pseudos.
524 Handle breaking such blocks after splitting, instead of calling
525 find_many_sub_basic_blocks.
527 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
528 on the new basic block. Add a lengthy comment explaining why we
529 thought this was necessary.
530 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
532 2007-03-10 Mark Mitchell <mark@codesourcery.com>
535 * tree.c (walk_type_fields): Recurse into the element type of
536 ARRAY_TYPEs if there is a pointer set.
538 2007-03-10 Dirk Mueller <dmueller@suse.de>
540 * c-common.c (warn_logical_operator): Fix condition.
542 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
544 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
546 * config/darwin.c (machopic_select_section): Remove superfluous
547 argument in call to categorize_decl_for_section. Remove unused
550 2007-03-10 Joseph Myers <joseph@codesourcery.com>
552 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
554 * configure: Regenerate.
556 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
560 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
561 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
562 Add LABEL_NUSES to emitted label.
563 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
564 branch probability value to emitted jump insn.
565 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
566 Do not check life information and do not re-arrange input operands
567 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
569 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
571 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
572 the change of decode_asm_operands.
574 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
576 * mode-switching.c (create_pre_exit): Skip blockage insn.
578 2007-03-09 Diego Novillo <dnovillo@redhat.com>
580 * tree-pass.h (TODO_update_smt_usage): Remove.
582 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
586 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
588 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
589 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
590 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
593 2007-03-09 Geoffrey Keating <geoffk@apple.com>
595 * gcc.c: Document %{, in big comment at top.
596 (input_suffix_matches): Remove special handling for .s and
598 (input_spec_matches): New.
599 (handle_braces): Handle %{,.
600 (validate_switches): ',' indicates a value which is not a switch.
601 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
602 to detect assembler input.
603 * config/i386/sol2.h (CPP_SPEC): Likewise.
604 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
605 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
606 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
607 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
608 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
609 -m64 causes deployment target to default to 10.5.
610 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
612 2007-03-09 Richard Henderson <rth@redhat.com>
615 * target.h (targetm.asm.out.reloc_rw_mask): New.
616 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
617 (TARGET_ASM_OUT): Use it.
618 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
619 * varasm.c (categorize_decl_for_section): Remove shlib argument;
620 use the new reloc_rw_mask target hook instead.
621 (default_section_type_flags_1): Merge into...
622 (default_section_type_flags): ... here.
623 (decl_readonly_section_1): Merge into...
624 (decl_readonly_section): ... here.
625 (default_elf_select_section_1): Merge into...
626 (default_elf_select_section): ... here.
627 (default_unique_section_1): Merge into...
628 (default_unique_section): ... here.
629 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
630 (default_select_rtx_section): Use it.
631 (default_elf_select_rtx_section): Likewise.
632 * output.h: Update to match.
633 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
634 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
635 (TARGET_ASM_RELOC_RW_MASK): New.
636 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
637 to categorize_decl_for_section.
638 (x86_64_elf_unique_section): Likewise.
639 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
640 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
641 (TARGET_ASM_RELOC_RW_MASK): New.
642 * config/ia64/ia64.c (ia64_rwreloc_select_section,
643 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
644 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
645 (TARGET_RWRELOC): Remove.
646 (ia64_section_type_flags): Adjust call to default_section_type_flags.
647 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
648 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
649 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
650 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
651 (rs6000_xcoff_select_section): Use decl_readonly_section.
652 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
653 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
654 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
655 (TARGET_SECTION_TYPE_FLAGS): Remove.
656 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
658 2007-03-09 Roger Sayle <roger@eyesopen.com>
660 * fold-const.c (fold_comparison): Remove compile-time evaluation of
661 complex constant equality/inequality comparisons for here.
662 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
663 known at compile-time or can be simplified to a scalar comparison.
664 (fold_relational_const): Move compile-time evaluation of complex
665 constant equality/inequality comparisons to here.
667 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
669 PR rtl-optimization/30643
670 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
672 (fold_rtx): Recurse, like before 2006-11-03.
674 2007-03-09 DJ Delorie <dj@redhat.com>
676 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
679 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
681 PR tree-optimization/30375
682 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
683 LHS of statements is not the same.
684 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
686 2007-03-09 Chao-ying Fu <fu@mips.com>
688 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
690 * doc/invoke.texi (-mdspr2): Document new option.
691 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
692 New unspec for DSP REV 2.
693 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
694 these instructions are extended in DSP REV 2.
695 (mips-dspr2.md): Include.
696 * config/mips/mips.opt (mdspr2): New option.
697 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
698 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
699 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
700 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
701 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
702 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
703 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
705 (bdesc_map): Add one field of unsupported_target_flags.
706 (bdesc_arrays): Update entries to have extra fields. Add
708 (mips_init_builtins): Initialize new function types.
709 Check unsupported_target_fileds to filter out builtins.
710 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
712 (ASM_SPEC): Pass mdspr2 to the assembler.
713 * config/mips/mips-dspr2.md: New file.
715 2007-03-09 Sa Liu <saliu@de.ibm.com>
717 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
719 2007-03-09 Ian Lance Taylor <iant@google.com>
721 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
722 argument) like -Wstrict-overflow=2.
723 * doc/invoke.texi (Warning Options): Update documentation.
725 2007-03-09 Dirk Mueller <dmueller@suse.de>
728 * doc/invoke.texi (-Wlogical-op): Document.
729 * common.opt (-Wlogical-op): New.
730 * c-common.h (warn_logical_operator): Declare.
731 * c-common.c (warn_logical_operator): Define.
732 * c-typeck.c (parser_build_binary_op): Call
733 warn_logical_operator.
735 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
737 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
738 * final.c (final_scan_insn): Test for non-"" file name.
740 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
742 * doc/loop.texi: Document the Omega linear constraints solver.
743 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
744 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
745 omega-hash-table-size, omega-max-keys, and
746 omega-eliminate-redundant-constraints.
747 * tree-pass.h (pass_check_data_deps): Declared.
750 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
751 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
752 pass_check_data_deps): New.
753 * tree-data-ref.c (init_data_ref): Remove declaration.
754 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
755 (analyze_array): Renamed init_array_ref, move up initializations.
756 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
757 Removed arguments that are set to NULL.
758 (analyze_indirect_ref): Correct indentation, correct call to
760 (object_analysis): Call init_array_ref instead of analyze_array.
761 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
762 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
763 of DR_ACCESS_FNS_ADDR.
764 (init_omega_eq_with_af, omega_extract_distance_vectors,
765 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
766 ddr_consistent_p): New.
767 (compute_affine_dependence): Check consistency of ddrs when
768 flag_check_data_deps is passed.
769 (analyze_all_data_dependences): Uncomment.
770 (tree_check_data_deps): New.
771 * tree-data-ref.h: Include omega.h.
772 (DR_ACCESS_FNS_ADDR): Removed.
773 (data_dependence_relation): Add inner_loop.
774 (DDR_INNER_LOOP): New.
775 * common.opt (fcheck-data-deps): New.
776 * tree-flow.h (tree_check_data_deps): Declare.
777 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
778 (OBJS-common): Depend on omega.o.
780 * passes.c (pass_check_data_deps): Scheduled.
781 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
782 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
783 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
784 PARAM_VECT_MAX_VERSION_CHECKS,
785 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
787 2007-03-09 Richard Guenther <rguenther@suse.de>
789 PR tree-optimization/30904
791 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
792 the same way as *_DIV_EXPR.
794 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
796 * recog.c (decode_asm_operands): No mixed declarations and code.
798 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
800 * rtl.def (ASM_INPUT): Add location.
801 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
802 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
803 (decode_asm_operands): Add loc operand.
804 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
805 * stmt.c (expand_asm): Rename to...
806 (expand_asm_loc): ... this. Add locus argument. Pass it on to
807 gen_rtx_ASM_INPUT_loc.
808 (expand_asm_expr): Adjust.
809 * recog.c (decode_asm_operands): Add loc operand.
810 (check_asm_operands, extract_insn): Adjust.
811 * reload1.c (maybe_fix_stack_asms): Likewise.
812 * final.c (asm_insn_count): Likewise.
813 (final_scan_insn): Output # line before and after asm.
815 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
817 * tree-ssa-structalias.c (variable_info): Remove
819 (new_var_info): Ditto.
820 (shared_bitmap_info_t): New structure.
821 (shared_bitmap_table): New variable.
822 (shared_bitmap_hash): New function.
823 (shared_bitmap_eq): Ditto
824 (shared_bitmap_lookup): Ditto.
825 (shared_bitmap_add): Ditto.
826 (merge_smts_into): Change to take bitmap directly.
827 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
828 (init_alias_vars): Init shared bitmap hashtable.
829 (delete_points_to_sets): Delete shared bitmap hashtable.
830 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
831 is_aliased removal as a change that was still necessary was
834 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.h (override_options): Conditionally disable
837 x86_sahf for 64bit targets only.
839 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
842 * c-decl.c (merge_decls): Don't call make_var_volatile.
843 * varasm.c (make_var_volatile): Remove.
844 * output.h (make_var_volatile): Remove.
846 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
848 PR tree-optimization/31085
849 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
851 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
853 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
854 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
855 ATTR_CONST_NOTHROW_LIST.
857 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
860 2007-03-08 Diego Novillo <dnovillo@redhat.com>
862 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
864 2007-03-08 Geoffrey Keating <geoffk@apple.com>
867 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
869 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
870 passed, use shared libgcc.
872 2007-03-08 Roger Sayle <roger@eyesopen.com>
874 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
875 instead of calling build2 with a GIMPLE_MODIFY_STMT.
876 (honor_protect_cleanup_actions, lower_try_finally_switch):
878 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
879 ifc_temp_var): Likewise.
880 * tree-inline.c (setup_one_parameter): Likewise.
881 * tree-mudflap.c (mf_decl_cache_locals,
882 mf_build_check_statement_for): Likewise.
883 * tree-nested.c (init_tmp_var, save_tmp_var,
884 finalize_nesting_tree_1): Likewise.
885 * tree-outof-ssa.c (insert_copy_on_edge,
886 insert_backedge_copies): Likewise.
887 * tree-profile.c (tree_gen_edge_profiler,
888 tree_gen_ic_profiler): Likewise.
889 * tree-scalar-evolution.c (scev_const_prop): Likewise.
890 * tree-sra.c (sra_build_assignment): Likewise.
891 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
892 * tree-ssa-math-opts.c (insert_reciprocals,
893 execute_cse_sincos_1): Likewise.
894 * tree-tailcall.c (adjust_accumulator_values,
895 adjust_return_value): Likewise.
896 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
897 * tree-vect-transform.c (vect_create_data_ref_ptr,
898 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
899 vect_create_epilog_for_reduction, vectorizable_reduction,
900 vectorizable_call, vectorizable_conversion,
901 vectorizable_assignment, vectorizable_operation,
902 vectorizable_type_demotion, vect_gen_widened_results_half,
903 vect_permute_store_chain, vectorizable_store,
904 vect_setup_realignment, vect_permute_load_chain,
905 vectorizable_load, vectorizable_condition,
906 vect_create_cond_for_align_checks): Likewise.
907 * tree-vrp.c (build_assert_expr_for): Likewise.
909 2007-03-08 Ian Lance Taylor <iant@google.com>
911 * tree-vrp.c: Include "intl.h".
912 (usable_range_p): New static function.
913 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
914 overflowed values, juts set *strict_overflow_p.
915 (compare_values): Only return -2 if one of the operands is not a
917 (compare_ranges): Call usable_range_p.
918 (compare_range_with_value): Likewise.
919 (vrp_evaluate_conditional_warnv): Rename from
920 vrp_evaluate_conditional. Make static. Change all callers.
921 (vrp_evaluate_conditional): New function.
922 (simplify_div_or_mod_using_ranges): Issue warning about reliance
924 (simplify_abs_using_ranges): Likewise.
925 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
926 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
927 within_stmt parameter.
928 * tree-ssa-propagate.c (fold_predicate_in): Update call to
929 vrp_evaluate_conditional.
930 * tree-ssa-threadedge.c
931 (record_temporary_equivalences_from_stmts_at_dest): Change
932 simplify parameter to take a second tree parameter.
933 (simplify_control_stmt_condition): Likewise.
934 (thread_across_edge): Likewise.
935 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
936 (thread_across_edge): Likewise.
937 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
939 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/i386.h (TARGET_SAHF): New define.
942 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
943 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
944 (x86_sahf): New global variable.
945 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
946 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
947 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
948 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
950 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
951 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
952 when expanding fcomi/sahf based tests.
953 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
954 expanding sahf based alternative. Emit sahf based sequence when
955 optimizing for code size.
956 * config/i386/i386.md (x86_sahf_1): Do not disable for
957 TARGET_64BIT, enable for TARGET_SAHF.
959 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
961 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
962 spurious whitespace from error message.
964 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
967 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
969 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
971 * c-decl.c (grokdeclarator): Disable warnings for anonymous
973 * tree-sra.c (instantiate_element): Propagate disabled warnings
974 from the element itself to the created variable.
976 2007-03-07 Richard Henderson <rth@redhat.com>
979 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
980 silently fix up the stack in the case of a missing register.
982 2007-03-07 Paul Brook <paul@codesourcery.com>
984 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
986 2007-03-07 Joseph Myers <joseph@codesourcery.com>
988 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
990 (phase1_vrs): Use them.
991 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
992 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
993 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
994 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
995 __gnu_Unwind_Restore_WMMXC if required.
996 (_Unwind_VRS_Pop): Implement iWMMXt support.
997 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
998 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
999 gnu_Unwind_Save_WMMXC): Define.
1001 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1003 * config/vxworks.h (vxworks_override_options): Declare.
1004 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1005 * config/vxworks.c: Include target.h and toplev.h.
1006 (vxworks_override_options): New function.
1007 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1009 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1011 * config/s390/s390.c (override_options): Don't emit an error when
1012 -mstack-size is used without providing -mstack-guard.
1013 (s390_emit_prologue): Choose stack_guard value automatically if not
1014 provided via command line.
1015 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1017 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1019 * config/i386/i386.c (output_set_got): Add a GOT initialization
1020 sequence for VxWorks PIC.
1021 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1022 around labels as well as symbols. Use gotoff_operand instead
1023 of local_symbolic_operand.
1024 (legitimize_pic_address): Use gotoff_operand instead of
1025 local_symbolic_operand. Use @GOT accesses for labels as
1027 (ix86_output_addr_diff_elt): Use PC-relative rather than
1028 GP-relative offsets for VxWorks PIC.
1029 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1030 no_new_pseudos. Check whether the returned register is op0.
1031 * config/i386/i386.md (tablejump): Use PC-relative rather than
1032 GP-relative offsets for VxWorks PIC.
1033 * config/i386/predicates.md (gotoff_operand): New predicate.
1035 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1037 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1039 * config/vxworks-dummy.h: New file.
1040 * config/i386/i386.h: Include it.
1042 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1044 * dwarf2out.c (is_inlined_entry_point): New
1045 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1046 DW_AT_ranges if the first subblock is the entry point.
1048 2007-03-06 David Daney <ddaney@avtrex.com>
1050 * doc/install.texi (mips-*-*): Change recommended binutils
1053 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1055 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1056 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1058 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1059 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1061 2007-03-06 Jan Hubicka <jh@suse.cz>
1063 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1064 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1066 (probably_cold_bb_p): Cold functions are cold.
1067 (probably_never_executed_bb_p): Cold functions are cold.
1068 (tree_bb_level_predictions): Predict calls to cold functions as not
1070 (compute_function_frequency): Check hot/cold attributes.
1071 * function.h (function_frequency): Update comments.
1072 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1073 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1074 (c_common_att): Add cold and hot.
1076 * doc/extend.texi (hot,cold attributes): Document.
1078 2007-03-06 Andrew Haley <aph@redhat.com>
1080 * function.c (expand_function_end): Move blockage to just after we
1081 emit the label for the naked return from the function.
1083 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1085 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1088 2007-03-06 Jan Hubicka <jh@suse.cz>
1090 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1091 loaded for constant large models. Non-large 64bit PIC can do.
1092 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1093 * cmodel.h: Add LARGE PIC.
1094 * i386.md (UNSPEC_PLTOFF): New.
1095 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1097 (*call_1_rex64): Disable for large models.
1098 (*call_1_rex64_large): New.
1099 (*call_value_1_rex64): Disable for large models.
1100 (*call_value_1_rex64_large): New.
1101 (set_rip_rex4): New.
1102 (set_got_offset_rex64): New.
1103 * predicates.md (constant_call_address_operand): For large model
1104 constant calls are not possible.
1105 * i386-protos.h (construct_plt_address): Declare.
1106 * i386.c (override_options): Accept large models.
1107 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1108 (legitimate_constant_p): Add new UNSPECs.
1109 (legitimate_pic_operand_p): Likewise.
1110 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1111 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1113 (output_pic_addr_const): Add PLTOFF.
1114 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1115 (ix86_expand_move): Legitimize pic address when in PIC mode.
1116 (construct_plt_address): New function.
1117 (ix86_expand_call): Offload the address to register and use GOT pointer
1119 * invoke.texi (mcmodel=large): Update documentation.
1121 2007-03-06 Richard Henderson <rth@redhat.com>
1123 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1124 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1125 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1126 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1127 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1128 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1129 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1130 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1131 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1132 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1133 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1134 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1135 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1136 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1137 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1138 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1139 x86_schedule, x86_use_bt, x86_pad_returns,
1140 x86_use_xchgb): Merge into ...
1141 (ix86_tune_features): ... here. New array.
1142 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1143 x86_bswap): Merge into ...
1144 (ix86_arch_features): ... here. New array.
1145 (x86_3dnow_a): Remove.
1146 (x86_accumulate_outgoing_args): Make static.
1147 (x86_arch_always_fancy_math_387): Make static.
1148 (ix86_tune_mask, ix86_arch_mask): Move ...
1149 (override_options): ... to local variables here. Apply the
1150 appropriate mask to each element of ix86_arch_features and
1151 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1152 as were done in the old macros.
1153 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1154 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1155 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1156 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1157 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1158 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1159 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1160 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1161 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1162 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1163 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1164 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1165 x86_accumulate_outgoing_args, x86_prologue_using_move,
1166 x86_epilogue_using_move, x86_decompose_lea,
1167 x86_arch_always_fancy_math_387, x86_shift1,
1168 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1169 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1170 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1171 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1172 x86_use_incdec, x86_pad_returns, x86_bswap,
1173 x86_partial_flag_reg_stall): Remove.
1174 (enum ix86_tune_indices): New.
1175 (ix86_tune_features): New.
1176 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1177 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1178 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1179 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1180 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1181 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1182 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1183 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1184 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1185 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1186 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1187 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1188 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1189 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1190 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1191 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1192 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1193 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1194 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1195 TARGET_EXT_80387_CONSTANTS): Use it.
1196 (enum ix86_arch_indices): New.
1197 (ix86_arch_features): New.
1198 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1199 TARGET_BSWAP): Use it.
1200 (ix86_tune_mask, ix86_arch_mask): Remove.
1202 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1205 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1206 Define using $${sysroot_headers_suffix}.
1207 * configure: Regenerate.
1208 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1209 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1211 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1212 * gcc.c (print_sysroot_headers_suffix): New.
1213 (option_map): Include --print-sysroot-headers-suffix.
1214 (display_help): Mention -print-sysroot-headers-suffix.
1215 (process_command): Handle -print-sysroot-headers-suffix.
1216 (do_spec_1): Append multilib directory to include-fixed path if
1217 sysroot suffixes in use.
1218 (main): Handle -print-sysroot-headers-suffix.
1219 * Makefile.in (start.encap): Don't depend on xlimits.h
1220 (xlimits.h): Remove.
1221 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1222 limits.h for each multilib in fixinc_list.
1223 (fixinc_list, s-fixinc_list): New.
1224 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1225 generate them for each multilib in fixinc_list.
1226 (stmp-fixproto): Use include-fixed. Run fixproto for each
1227 multilib in fixinc_list.
1228 (mostlyclean): Don't remove xlimits.h.
1229 (clean): Remove include-fixed.
1230 (real-install-headers-tar, real-install-headers-cpio,
1231 real-install-headers-cp): Don't copy include, only include-fixed.
1232 (install-mkheaders): Depend on fixinc_list. Don't depend on
1233 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1234 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1235 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1237 2007-03-06 Jan Hubicka <jh@suse.cz>
1239 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1242 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1244 * configure.ac: Allow tm_file to contain build-directory files.
1245 * configure: Regenerate.
1246 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1247 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1248 * config/m68k/print-sysroot-suffix.sh: New file.
1250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1252 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1253 of pic_offset_table_rtx if reload_completed.
1254 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1255 PIC_OFFSET_TABLE_REGNUM.
1256 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1258 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1259 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1263 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1264 functions that call eh_return.
1266 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1268 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1269 functions that need a constant pool.
1271 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1274 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1275 (m68k_preferred_reload_class): Likewise.
1276 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1277 (SECONDARY_RELOAD_CLASS): Define.
1278 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1279 (LIMIT_RELOAD_CLASS): Delete.
1280 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1281 registers from storing bytes.
1282 (m68k_secondary_reload_class): New function.
1283 (m68k_preferred_reload_class): Likewise.
1285 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1287 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1289 (m68k_expand_prologue): Likewise.
1291 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1293 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1294 (mips_expand_epilogue): Add a bool parameter.
1295 (m68k_legitimize_sibcall_address): Declare.
1296 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1297 (m68k_expand_epilogue): Add a parameter to select between sibling
1298 and normal epilogues. Only generate a return for the latter.
1299 (m68k_ok_for_sibcall_p): New function.
1300 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1301 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1302 (sibcall_value, *sibcall_value): Likewise.
1303 (*call, *call_value): Require !SIBLING_CALL_P.
1304 (epilogue): Update call to m68k_expand_epilogue.
1305 (sibcall_epilogue): New pattern.
1306 * config/m68k/predicates.md (const_call_operand): Say that this
1307 predicate applies to sibling calls too.
1308 (sibcall_operand): New predicate.
1310 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1312 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1313 alternatives as movsi_cf.
1314 (movsf_cf_hard): Add commentary.
1316 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1317 Richard Sandiford <richard@codesourcery.com>
1319 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1320 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1321 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1322 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1323 as being live on exit from an interrupt function.
1324 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1325 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1326 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1327 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1328 (m68k_interrupt_function_p): Globalize.
1329 (m68k_compute_frame_layout): Remove reverse mask code.
1330 (m68k_emit_movem, m68k_set_frame_related): New functions.
1331 (m68k_output_function_prologue): Delete in favor of...
1332 (m68k_expand_prologue): ...this new function.
1333 (m68k_output_function_epilogue): Delete in favor of...
1334 (m68k_expand_epilogue): ...this new function.
1335 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1337 (print_operand): Handle %?.
1338 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1339 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1340 (prologue, epilogue): New patterns.
1341 (return): Turn into a define_expand.
1342 (*return): New pattern, derived from old "return" pattern. Use rte
1343 rather than rts for interrupt functions. Only use rtd if the pop
1345 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1346 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1347 (link, *link, unlink, *unlink, load_got): Likewise.
1349 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1353 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1354 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1355 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1356 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1357 and m68k_matches_u_p.
1358 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1359 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1360 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1361 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1362 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1363 (REG_STRICT_P): New macro.
1364 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1365 PCREL_GENERAL_OPERAND_OK.
1366 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1367 m68k_legitimate_base_reg_p.
1368 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1369 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1370 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1371 * config/m68k/m68k.c (m68k_address): New structure.
1372 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1373 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1374 (m68k_jump_table_ref_p, m68k_decompose_address)
1375 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1376 (m68k_matches_u_p): New functions.
1377 (print_operand_address): Rewrite to use m68k_decompose_index.
1379 2007-03-05 David Taylor <dtaylor@emc.com>
1381 * gcc.c: Correct copyright date in --version output.
1383 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1385 * pa.md: In unamed move patterns, disparge copies between general
1386 and floating point registers using '?' modifier. Don't include 'f'
1387 constraint for register preferences in DImode, SImode, HImode and
1388 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1389 Remove constraints for copies between general and floating registers
1390 in soft-float DFmode pattern.
1391 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1395 2007-03-05 Mike Stump <mrs@apple.com>
1397 * c-common.c (targetcm): Add.
1398 * c-opts.c (c_common_handle_option): Handle language specific
1400 * opts.c (handle_option): Verify language for target options, if
1402 * opth-gen.awk: Add CL_LANG_ALL.
1403 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1404 (TARGETCM_INITIALIZER): Add.
1405 * target.h (struct gcc_targetcm): Add.
1407 * targhooks.c (default_handle_c_option): Add.
1408 * targhooks.h (default_handle_c_option): Add.
1409 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1411 * config/darwin.opt (iframework): Add.
1412 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1413 * config/darwin-c.c (handle_c_option): Add.
1414 (TARGET_HANDLE_C_OPTION): Add.
1416 * doc/invoke.texi (Darwin Options): Add -iframework.
1418 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1420 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1423 2007-03-05 Ian Lance Taylor <iant@google.com>
1425 * c.opt (fgnu89-inline): New option.
1426 * c-opts.c (c_common_post_options): Set default value for
1428 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1429 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1431 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1432 (grokdeclarator, start_function): Likewise.
1433 * c-cppbuiltin.c (c_cpp_builtins): Define either
1434 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1435 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1436 (C Dialect Options): Document -fgnu89-inline.
1437 * doc/extend.texi (Function Attributes): Explain what the
1438 gnu_inline attribute does.
1439 * doc/cpp.texi (Common Predefined Macros): Document
1440 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1442 2007-03-05 Ian Lance Taylor <iant@google.com>
1444 PR tree-optimization/31034
1445 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1446 half-range if the other side is an overflow infinity.
1448 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1450 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1451 (bfin*-linux-uclibc*): New configuration.
1452 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1454 * config/bfin/linux.h: New file.
1455 * config/bfin/libgcc-bfin.ver: New file.
1456 * config/bfin/t-bfin-uclinux: New file.
1457 * config/bfin/t-bfin-linux: New file.
1458 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1459 (TARGET_OS_CPP_BUILTINS): New macro.
1461 2007-03-05 Richard Guenther <rguenther@suse.de>
1463 * fold-const.c (fold_binary): Remove duplicate folding
1464 of comparison of non-null ADDR_EXPR against null.
1466 2007-03-05 Richard Guenther <rguenther@suse.de>
1467 Dorit Nuzman <dorit@il.ibm.com>
1469 PR tree-optimization/26420
1470 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1471 are no loops in the function. Only print the number of
1472 vectorized loops if it is greater than zero or we are supposed
1473 to print information about unvectorized loops.
1475 2007-03-05 Revital Eres <eres@il.ibm.com>
1477 * gcc.dg/var-expand1.c: New test.
1478 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1479 when an accumulator is expanded.
1481 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1484 * c-common.c (convert_and_check): Don't give warnings for
1485 conversion if 'expr' already overflowed.
1487 2007-03-04 Roger Sayle <roger@eyesopen.com>
1490 * fold-const.c (fold_comparison): Enforce type consistency when
1491 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1493 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1495 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1496 containing a cast to the base of TARGET_MEM_REF.
1498 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1500 * tree.c (tree_contains_struct_check_failed): Remove spurious
1501 whitespace from error message.
1503 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1506 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1507 instead of precision.
1509 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1510 Nathan Sidwell <nathan@codesourcery.com>
1512 * emit-rtl.c (find_auto_inc): New.
1513 (try_split): recreate REG_INC notes,
1514 Use regular for loops rather than whiles.
1516 2007-03-03 Andreas Schwab <schwab@suse.de>
1518 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1519 * configure: Regenerate.
1521 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1523 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1524 flag_rounding_math, not flag_unsafe_math_optimizations.
1526 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1528 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1529 alpha_fold_vector_minmax): Likewise.
1530 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1531 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1533 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1535 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1536 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1537 if the lhs has side-effects.
1538 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1540 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/i386.h (TUNEMASK): Remove define.
1543 (ARCHMASK): Remove define.
1544 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1545 Use ix86_arch_mask variable instead of ARCHMASK.
1546 * config/i386/i386.c (override_options): Ditto.
1547 (standard_80387_constant_p): Ditto.
1549 2007-03-02 Ian Lance Taylor <iant@google.com>
1551 Used signed infinities in VRP.
1552 * tree-vrp.c (uses_overflow_infinity): New static function.
1553 (supports_overflow_infinity): New static function.
1554 (make_overflow_infinity): New static function.
1555 (negative_overflow_infinity): New static function.
1556 (positive_overflow_infinity): New static function.
1557 (is_negative_overflow_infinity): New static function.
1558 (is_positive_overflow_infinity): New static function.
1559 (is_overflow_infinity): New static function.
1560 (overflow_infinity_range_p): New static function.
1561 (compare_values_warnv): New function split out of compare_values.
1562 (compare_value): Call it.
1563 (set_value_range_to_nonnegative): Add overflow_infinity
1564 parameter. Change caller.
1565 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1567 (vrp_expr_computes_nonzero): Likewise.
1568 (compare_ranges, compare_range_with_value): Likewise.
1569 (compare_name_with_value, compare_names): Likewise.
1570 (vrp_evaluate_conditional): Likewise.
1571 (set_value_range): Handle infinity
1572 (vrp_operand_equal_p, operand_less_p): Likewise.
1573 (extract_range_from_assert): Likewise.
1574 (vrp_int_const_binop): Likewise.
1575 (extract_range_from_binary_expr): Likewise.
1576 (extract_range_from_unary_expr): Likewise.
1577 (extract_range_from_comparison): Likewise.
1578 (extract_range_from_expr): Likewise.
1579 (dump_value_range): Likewise.
1580 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1581 (test_for_singularity): Likewise.
1582 (vrp_int_const_binop): Remove inline qualifier.
1583 (adjust_range_with_scev): Add comment.
1584 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1586 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1588 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1589 (get_constraint_for): Likewise.
1590 (do_structure_copy): Likewise.
1591 (find_func_aliases): Fix references to MODIFY_EXPR.
1592 (intra_create_variable_infos): Tidy.
1593 * tree-ssa-operands.c (add_virtual_operand): Add argument
1595 When adding members of alias sets, if IS_CALL_SITE is true and
1596 the symbol is not call-clobbered, skip it.
1599 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1601 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1602 entry by means of emit_insn_at_entry.
1604 2007-03-02 Richard Henderson <rth@redhat.com>
1606 * expr.h (promoted_input_arg): Remove decl.
1607 * function.c (promoted_input_arg): Merge into ...
1608 * combine.c (setup_incoming_promotions): ... only caller.
1609 Rearrange to avoid double loop.
1611 2007-03-02 Ben Elliston <bje@au.ibm.com>
1612 Peter Bergner <bergner@vnet.ibm.com>
1613 Janis Johnson <janis187@us.ibm.com>
1615 * config/rs6000/dfp.md: New file.
1616 * config/rs6000/rs6000.md: Include dfp.md.
1617 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1618 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1619 and TDmode decimal float modes in FP registers.
1620 (num_insns_constant): Likewise.
1621 (rs6000_legitimate_offset_address_p): Likewise.
1622 (rs6000_legitimize_address): Likewise.
1623 (rs6000_legitimize_reload_address): Likewise.
1624 (rs6000_legitimate_address): Likewise.
1625 (rs6000_emit_move): Likewise.
1626 (function_arg_boundary): Likewise.
1627 (function_arg_advance): Likewise.
1628 (rs6000_darwin64_record_arg_recurse): Likewise.
1629 (function_arg): Likewise.
1630 (rs6000_gimplify_va_arg): Likewise.
1631 (rs6000_split_multireg_move): Likewise.
1632 (rs6000_output_function_epilogue): Likewise.
1633 (rs6000_output_function_epilogue): Likewise.
1634 (rs6000_register_move_cost): Likewise.
1635 (rs6000_function_value): Likewise.
1636 (rs6000_libcall_value): Likewise.
1638 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1640 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1642 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1644 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1645 Use $MULTIDIR to choose between the kernel and RTP headers,
1646 and use $WIND_BASE and $WIND_USR to locate them.
1648 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1650 * config/i386/i386.c (override_options): Put initialization of
1651 ix86_tune_mask and ix86_arch_mask to the correct place.
1653 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1654 Michael Meissner <michael.meissner@amd.com>
1657 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1659 (TARGET_CMOVE): Use ARCHMASK.
1660 (TARGET_CMPXCHG): Ditto.
1661 (TARGET_CMPXCHG8B): Ditto.
1662 (TARGET_XADD): Ditto.
1663 (TARGET_BSWAP): Ditto.
1664 * config/i386/i386.c (ix86_tune_mask): New global variable.
1665 (ix86_arch_mask): Ditto.
1666 (override_options): Initialize ix86_tune_mask and
1667 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1670 2007-03-02 Ben Elliston <bje@au.ibm.com>
1673 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1675 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1677 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1678 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1679 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1680 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1682 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1683 rs6000_init_dwarf_reg_sizes_extra): New.
1684 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1685 SPE register high parts.
1687 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1689 * Makefile.in: Add install-pdf target as
1690 copied from automake v1.10 rules.
1691 * configure.ac: Add install-pdf to target list.
1692 * configure: Regenerate.
1694 2007-03-01 Paul Brook <paul@codesourcery.com>
1696 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1697 modes to LDRD for DImode.
1698 (output_move_double): Fixup out of range ldrd/strd.
1699 (vfp_secondary_reload_class): Rename...
1700 (coproc_secondary_reload_class): ... to this. Add wb argument.
1701 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1702 coproc_secondary_reload_class for CLASS_IWMMXT.
1703 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1704 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1706 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1708 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1709 factor by the estimated number of iterations.
1710 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1713 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1714 decode_caches_intel, detect_caches_intel): New functions.
1715 (host_detect_local_cpu): Use detect_caches_amd and
1716 detect_caches_intel.
1718 2007-03-01 Richard Henderson <rth@redhat.com>
1720 * expr.c (emit_move_complex_push): Export.
1721 (emit_move_complex_parts): Split out from ...
1722 (emit_move_complex): ... here.
1723 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1724 * config/i386/i386.md (movcdi): New.
1726 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1728 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1729 size of mode1 to check for tieable modes in MMX case.
1731 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1733 * Makefile.in (rtlanal.o): Depend on tree.h.
1734 * rtl.h (offset_within_section_p, split_const): Declare.
1735 * rtlanal.c: Include tree.h.
1736 (offset_within_block_p): New function, taken from
1737 mips_offset_within_object_p.
1738 (split_const): New function, taken from mips_split_const.
1739 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1741 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1742 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1743 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1744 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1745 (m68k_illegitimate_symbolic_constant_p): New function.
1746 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1747 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1748 symbolic constant that might be outside the symbol's section,
1749 move the symbol first and then add the offset.
1750 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1752 * config/mips/mips.c (mips_split_const): Delete.
1753 (mips_offset_within_object_p): Delete.
1754 (mips_symbolic_constant_p): Use offset_within_section_p and
1755 split_const instead of mips_offset_within_object_p and
1757 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1758 (mips_legitimize_const_move, print_operand_reloc)
1759 (mips_dangerous_for_la25_p): Use split_const instead of
1762 2007-02-28 Eric Christopher <echristo@apple.com>
1764 * Makefile.in (install-include-dir): Don't rm -rf include.
1766 2007-02-28 Richard Guenther <rguenther@suse.de>
1769 * fold-const.c (fold_binary): Do not associate expressions
1770 with more than one variable for integer types that do not wrap.
1772 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1774 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1775 Delete, and replace with...
1776 (fold_builtin_call_array): This. Update callers to use it.
1777 * fold-const.c (fold_build_call_list): Delete, and replace with...
1778 (fold_build_call_array): This.
1779 (fold_build_call_list_initializer): Delete, and replace with...
1780 (fold_build_call_array_initializer): This.
1781 * tree.h: Update declarations to reflect above changes.
1783 * c-typeck.c (build_function_call): Store converted arguments
1784 in a stack-allocated array instead of building a list.
1785 (convert_arguments): Store arguments in the array passed in as an
1786 argument, and return the actual number of arguments.
1787 * c-format.c: (check_function_format): Pass arguments in an
1788 array instead of a list.
1789 * c-common.c (check_function_nonnull): Likewise.
1790 (check_function_sentinel): Likewise.
1791 (check_function_arguments): Likewise.
1792 * c-common.h: Update declarations to reflect above changes.
1794 2007-02-28 Jan Hubicka <jh@suse.cz>
1796 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1797 PRED_NEGATIVE_RETURN): Update outcomes.
1799 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1801 * calls.c (emit_library_call_value_1): Handle partial registers
1802 correctly when building up CALL_INSN_FUNCTION_USAGE.
1804 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1806 * pa/predicates.md (move_src_operand): Allow zero for mode.
1807 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1810 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1813 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1814 *movv2df_internal): Enable pattern only for valid operand
1816 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1817 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1819 2007-02-27 Mike Stump <mrs@apple.com>
1821 * config/darwin-crt3.c: Avoid compilation when compiling for a
1824 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1826 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1828 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1829 for fixed headers and limits.h.
1830 (install-include-dir, install-headers-tar, install-headers-cpio,
1831 install-headers-cp, real-install-headers-tar,
1832 real-install-headers-cpio, real-install-headers-cp): Handle
1833 include-fixed as well as include.
1834 (install-mkheaders): Don't install files that go only in include
1836 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1837 from GCC_INCLUDE_DIR.
1838 * gcc.c (process_command): Remove special -BstageN/ handling.
1839 (do_spec_1): Add include-fixed directories.
1841 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1843 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1845 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1847 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1850 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1852 * c-common.c (get_priority): Add check for
1853 SUPPORTS_INIT_PRIORITY.
1855 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1857 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1859 * config/bfin/bfin.c: Include "cfglayout.h".
1860 (MAX_LSETUP_DISTANCE): New macro.
1861 (struct loop_info): New members incoming, incoming_src and
1862 incoming_dest. Delete member predecessor.
1863 (length_for_loop): New function.
1864 (bfin_optimize_loop): Handle more different loop structures.
1865 (bfin_discover_loop): Rework detection of predecessor blocks by
1866 examining incoming edges.
1867 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1869 (bfin_reorder_loops): New function.
1870 (bfin_reorg_loops): Use these three new functions.
1872 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1873 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1874 (CONSTRAINT_LEN): Add entry for 'q'.
1875 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1876 Add 'q' constraints.
1877 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1878 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1880 * config/bfin/bfin.md (add_with_carry): New pattern.
1881 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1882 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1883 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1884 support unsigned multiplies too. Removed incorrect commutativity from
1885 operand 1 constraint where appropriate.
1886 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1888 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1889 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1891 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1892 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1893 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1894 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1895 usmulhisi_hh_huh): New patterns.
1897 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1898 lshifthi3): Fix output template to use half reg for operand 2.
1900 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1903 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1905 2007-02-27 Andreas Schwab <schwab@suse.de>
1907 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1909 2007-02-27 Jan Hubicka <jh@suse.cz>
1911 * predict.c (last_basic_block_p): Remove.
1912 (tree_estimate_probability): Update return heuristic for commonized
1915 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1917 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1919 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1921 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1922 * doc/cpp.texi: Standardize title page.
1923 * doc/cppinternals.texi: Likewise.
1924 * doc/gcc.texi: Standardize title page, remove version number
1925 from copyright page.
1926 * doc/gccint.texi: Likewise.
1927 * doc/install.texi: Standardize title page, add table of
1930 2007-02-26 Jan Hubicka <jh@suse.cz>
1932 * predict.def: Set outcomes according to more recent results.
1933 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1934 Remove dead predictors.
1935 * predict.c (return_prediction): Fix pasto.
1937 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1939 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1940 change; avoid a memory leak when returning early.
1942 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1944 * c-decl.c (static_ctors): Move to c-common.c.
1945 (static_dtors): Likewise.
1946 (finish_function): Use c_record_cdtor_fn.
1947 (build_cdtor): Move to c-common.c.
1948 (c_write_global_declarations): Use c_build_cdtor_fns.
1949 * c-common.h (static_ctors): Declare.
1950 (static_dtors): Likewise.
1951 (c_record_cdtor_fn): Likewise.
1952 (c_build_cdtor_fns): Likewise.
1953 * c-common.c (static_ctors): New variable.
1954 (static_dtors): Likewise.
1955 (c_record_cdtor_fn): New function.
1956 (build_cdtor): Move from c-decl.c
1957 (c_build_cdtor_fns): New function.
1959 * output.h (assemble_addr_to_section): Declare.
1960 (get_cdtor_priority_section): Likewise.
1961 * varasm.c (assemble_addr_to_section): New function.
1962 (get_cdtor_priority_section): Likewise.
1963 (default_named_section_asm_out_destructor): Use them.
1964 (destor_dtor_section_asm_out_destructor): Likewise.
1965 (default_named_section_asm_out_constructor): Likewise.
1966 (default_ctor_section_asm_out_constructor): Likewise.
1967 * config.gcc (*-*-vxworks*): Include vxworks.o.
1968 * config/t-vxworks (vxworks.o): New target.
1969 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
1970 (TARGET_ASM_CONSTRUCTOR): Define.
1971 (TARGET_ASM_DESTRUCTOR): Likewise.
1972 (vxworks_asm_out_constructor): Declare.
1973 (vxworks_asm_out_destructor): Likewise.
1975 * c-common.c (get_priority): Check that we have not just an
1976 INTEGER_CST, but an integer constant with integeral type.
1978 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
1980 PR tree-optimization/30938
1981 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
1982 use &dt[nargs-1] instead of &dt[nargs] in the call to
1983 vect_is_simple_use().
1985 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
1987 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
1988 from register elimination as PRE_MODIFY / POST_MODIFY increments.
1989 Do not attempt to handle MEM inside auto-inc expressions.
1990 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
1991 of a register modified by an auto-inc expression. However, do handle
1992 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
1993 (elimination_effects): Prohibit elimination of a register modified
1994 by an auto-inc expression. Disable register elimination rules whose
1995 target register is modified by an auto-inc expression with variable
1998 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2000 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2002 (array_at_struct_end_p): New function.
2003 (idx_infer_loop_bounds): Use it.
2004 (estimate_numbers_of_iterations_loop): Export.
2005 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2006 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2007 (tree_estimate_probability): Call record_loop_exits.
2008 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2009 (estimated_loop_iterations, estimated_loop_iterations_int,
2010 estimated_loop_iterations_tree): New functions.
2011 (analyze_siv_subscript_cst_affine,
2012 compute_overlap_steps_for_affine_1_2,
2013 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2014 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2015 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2016 (PRED_LOOP_ITERATIONS_GUESSED): New.
2017 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2018 * cfgloop.h (estimate_numbers_of_iterations_loop,
2019 estimated_loop_iterations_int): Declare.
2021 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2023 * doc/extend.texi: Document optional priority argument to
2024 constructors and destructors.
2025 * tree.c (init_priority_for_decl): Adjust GTY markers.
2026 (init_ttree): Use priority-info hash functions for
2027 init_priority_for_decl.
2028 (tree_map_eq): Rename to ...
2029 (tree_map_base_eq): ... this.
2030 (tree_map_marked_p): Rename to ...
2031 (tree_map_base_marked_p): ... this.
2032 (tree_map_base_hash): New function.
2033 (decl_init_priority_lookup): Rework.
2034 (decl_fini_priority_lookup): New function.
2035 (decl_priority_info): New function.
2036 (decl_init_priority_insert): Use it.
2037 (decl_fini_priority_insert): Likewise.
2038 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2040 (decl_restrict_base_insert): Likewise.
2041 (decl_debug_expr_insert): Likewise.
2042 (decl_value_expr_lookup): Likewise.
2043 (decl_value_expr_insert): Likewise.
2044 * tree.h (priority_type): New type.
2045 (decl_init_priority_lookup): Use priority_type.
2046 (decl_fini_priority_lookup): New function.
2047 (decl_init_priority_insert): Use priority_type.
2048 (decl_fini_priority_insert): New function.
2049 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2050 (DECL_INIT_PRIORITY): Likewise.
2051 (SET_DECL_INIT_PRIORITY): Add comment.
2052 (DECL_FINI_PRIORITY): New macro.
2053 (SET_DECL_FINI_PRIORITY): Likewise.
2054 (DEFAULT_INIT_PRIORITY): Document.
2055 (MAX_INIT_PRIORITY): Likewise.
2056 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2057 (tree_map_base): New type.
2058 (tree_map_base_eq): New function.
2059 (tree_map_base_hash): Likewise.
2060 (tree_map_base_marked_p): Likewise.
2061 (tree_map): Inherit from tree_map_base.
2062 (tree_map_eq): Make it a macro.
2063 (tree_map_marked_p): Likewise.
2064 (tree_int_map): Inherit from tree_map_base.
2065 (tree_int_map_eq): Make it a macro.
2066 (tree_int_map_hash): Likewise.
2067 (tree_int_map_marked_p): Likewise.
2068 (tree_priority_map): New type.
2069 (tree_priority_map_eq): New macro.
2070 (tree_priority_map_hash): Likewise.
2071 (tree_priority_map_marked_p): Likewise.
2072 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2074 (emutls_common_1): Likewise.
2075 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2076 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2077 of tree_map hierarchy.
2078 * tree-cfg.c (move_stmt_r): Likewise.
2079 (new_label_mapper): Likewise.
2080 * c-tree.h (c_expand_body): Move to ...
2081 * c-common.h (c_expand_body): ... here.
2082 * c-decl.c (c_expand_body): Move to ...
2083 * c-common.c (c_expand_body): ... here.
2084 (c_common_attribute_table): Allow 1 argument for the constructor
2085 and destructor attributes.
2086 (get_priority): New function.
2087 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2088 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2090 2007-02-24 Jan Hubicka <jh@suse.cz>
2093 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2095 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2096 Jan Hubicka <jh@suse.cz>
2099 * i386.c (counter_mode): New function.
2100 (expand_set_or_movmem_via_loop): Use it.
2101 (expand_movmem_epilogue): Likewise; fix pasto.
2102 (ix86_expand_movmem): Do emit guard even for constant counts.
2103 (ix86_expand_setmem): Likewise.
2105 2007-02-25 Nick Clifton <nickc@redhat.com>
2107 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2108 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2110 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2114 count argument with 0x10, not with 0x16.
2115 (expand_setmem_epilogue): Ditto.
2117 2007-02-24 Mike Stump <mrs@apple.com>
2119 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2122 2007-02-24 Richard Guenther <rguenther@suse.de>
2125 * fold-const.c (fold_binary): Fold x +- CST op x for
2126 EQ_EXPR and NE_EXPR.
2128 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2130 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2132 2007-02-24 Jan Hubicka <jh@suse.cz>
2134 * cgraphunit.c (decide_is_function_needed): Honor
2135 -fkeep-inline-functions.
2137 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2139 * builtins.c (fold_builtin_modf): New.
2140 (fold_builtin_2): Use it.
2142 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2144 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2145 (determine_max_iter): Take additional LOOP arg; all callers changed.
2146 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2147 one using simplifications.
2148 (simplify_using_initial_values): Return if the expression becomes
2149 invalid due to altered regs.
2151 2007-02-23 DJ Delorie <dj@redhat.com>
2153 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2155 2007-02-23 Mike Stump <mrs@apple.com>
2157 * tlink.c (scan_linker_output): Parse linker messages from
2158 darwin9's linker better.
2160 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2163 * varpool.c (varpool_assemble_pending_decls): Set
2164 varpool_last_needed_node to null.
2166 2007-02-23 DJ Delorie <dj@redhat.com>
2168 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2169 alignment bigger than the object file can handle.
2171 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2174 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2175 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2176 (*movsf_1): Penalize MMX moves.
2178 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2180 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2181 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2183 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2185 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2187 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2188 (fold_builtin_1): Use them.
2189 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2190 BUILT_IN_SIGNIFICAND.
2192 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2194 * config/i386/i386.c (bdesc_1arg): Initialize
2195 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2196 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2197 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2198 and IX86_BUILTIN_MOVSLDUP.
2200 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2202 PR rtl-optimization/30841
2203 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2205 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2207 * builtins.c (fold_builtin_frexp): New.
2208 (fold_builtin_2): Use it.
2210 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2212 * doc/invoke.texi (Spec Files): Document getenv spec function.
2214 * gcc.c (getenv_spec_function): New function.
2215 (static_spec_functions): Add it.
2216 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2217 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2220 2007-02-22 Michael Matz <matz@suse.de
2223 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2224 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2226 2007-02-22 Ian Lance Taylor <iant@google.com>
2229 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2230 (mem_loc_descriptor): Call it.
2232 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2233 Ira Rosen <irar@il.ibm.com>
2235 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2237 2007-02-22 Ira Rosen <irar@il.ibm.com>
2239 PR tree-optimization/30843
2240 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2241 stores only after all the group is vectorized.
2243 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2245 PR tree-optimization/30858
2246 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2247 in the reduction cycle have a single use in the loop.
2248 * tree-vectorizer.h (relevant): Add documentation.
2250 2007-02-20 Mike Stump <mrs@apple.com>
2252 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2253 * configure: Regenerate.
2255 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2257 Change the defaults of some parameters and options.
2258 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2259 * config/spu/spu.c (spu_optimization_options): Add.
2260 (spu_override_options): Change params in spu_optimization_options.
2261 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2263 Register 127 is only 16 byte aligned when used as a frame pointer.
2264 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2265 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2266 HARD_FRAME_POINTER_REGNUM.
2267 (spu_legitimate_address): Use regno_aligned_for_reload.
2268 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2269 aligned when frame_pointer_needed is true.
2270 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2272 * config/spu/spu.h (INIT_EXPANDERS): Define.
2274 Make sure shift and rotate instructions have valid immediate operands.
2275 * config/spu/predicates.md (spu_shift_operand): Remove.
2276 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2277 * config/spu/constraints.md (W, O): Extend range.
2278 * config/spu/spu.md (umask, nmask): Define.
2279 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2280 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2281 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2282 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2283 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2284 (lshr<mode>3_reg): Fix rtl description.
2286 Make sure mulhisi immediate operands are valid.
2287 * config/spu/predicates.md (imm_K_operand): Add.
2288 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2290 Generate constants using fsmbi and andi.
2291 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2292 (print_operand, spu_split_immediate, classify_immediate,
2293 fsmbi_const_p): Handle IC_FSMBI2.
2295 Correctly handle a CONST_VECTOR containing symbols.
2296 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2297 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2298 (immediate_load_p): Allow symbols that use 2 instructions to create.
2299 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2300 with symbols when flag_pic is set.
2301 (const_vector_immediate_p): New.
2302 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2303 accept a CONST_VECTOR with symbols.
2304 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2305 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2307 * config/spu/spu.md (high, low): Delete.
2308 (low_<mode>): Define.
2310 Remove INTRmode and INTR_REGNUM, which didn't work.
2311 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2313 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2314 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2315 peephole2 pattern): Don't use INTR or 131.
2316 (movintrcc): Delete.
2317 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2318 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2319 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2320 (UNSPEC_SET_INTR): Add.
2321 * config/spu/spu-modes.def (INTR): Remove.
2323 More accurate warnings about run-time relocations.
2324 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2326 Correctly warn about immediate arguments to specific intrinsics.
2327 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2328 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2329 the instruction predicate.
2331 Fix tree check errors with latest update.
2332 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2334 (spu_expand_builtin): Use CALL_EXPR_FN.
2336 Add missing specific intrinsics.
2337 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2339 * config/spu/spu_internals.h: Ditto.
2341 Fix incorrect operand modifiers.
2342 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2343 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2345 Optimize one case of zero_extend of a vec_select.
2346 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2348 Accept any immediate for hbr.
2349 * config/spu/spu.md (hbr): Change s constraints to i.
2351 2007-02-21 Paul Brook <paul@codesourcery.com>
2353 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2354 condexec_count when skipping USE and CLOBBER.
2356 2007-02-21 Nick Clifton <nickc@redhat.com>
2358 * common.opt (Warray-bounds): Add Warning attribute.
2359 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2361 (fsized-zeroes): Add Optimization attribute.
2362 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2363 * c.opt (Wc++0x-compat): Add Warning attribute.
2365 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2368 * reload1.c (eliminate_regs_in_insn): In the single_set special
2369 case, attempt to re-recognize the insn before falling back to
2370 having reload fix it up.
2372 2007-02-20 Eric Christopher <echristo@gmail.com>
2374 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2375 Rewrite accordingly.
2376 (frv_read_iacc_argument): Ditto.
2377 (frv_expand_set_builtin): Take a call instead of arglist, update for
2379 (frv_expand_unop_builtin): Ditto.
2380 (frv_expand_binop_builtin): Ditto.
2381 (frv_expand_cut_builtin): Ditto.
2382 (frv_expand_binopimm_builtin): Ditto.
2383 (frv_expand_voidbinop_builtin): Ditto.
2384 (frv_expand_int_void2arg): Ditto.
2385 (frv_expand_prefetches): Ditto.
2386 (frv_expand_voidtriop_builtin): Ditto.
2387 (frv_expand_voidaccop_builtin): Ditto.
2388 (frv_expand_load_builtin): Ditto.
2389 (frv_expand_store_builtin): Ditto.
2390 (frv_expand_mdpackh_builtin): Ditto.
2391 (frv_expand_mclracc_builtin): Ditto.
2392 (frv_expand_mrdacc_builtin): Ditto.
2393 (frv_expand_mwtacc_builtin): Ditto.
2394 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2397 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2399 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2400 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2402 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2404 * configure: Regenerate.
2405 * config.in: Regenerate.
2406 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2407 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2408 masks to power6 and power6x and to POWERPC_MASKS.
2409 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2411 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2412 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2413 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2414 Access PROTOTYPE as variable, not mask.
2416 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2418 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2419 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2420 * combine.c (adjust_for_new_dest): Use it.
2421 * postreload.c (reload_combine): Likewise.
2423 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2425 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2426 notes on an insn with multiple sets, even if single_set returns
2427 non-NULL for that insn.
2429 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2431 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2434 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2436 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2437 if user didn't pass it.
2438 * config/i386/darwin.h (CC1_SPEC): Likewise.
2439 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2440 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2441 -mmacosx-version-min.
2443 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2444 Uros Bizjak <ubizjak@gmail.com>
2446 * optabs.h (enum optab_index): Add new OTI_scalb.
2447 (scalb_optab): Define corresponding macro.
2448 * optabs.c (init_optabs): Initialize scalb_optab.
2449 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2451 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2452 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2453 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2454 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2455 flag_unsafe_math_optimizations is set.
2457 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2458 to implement scalbf, scalb and scalbl built-ins as inline x87
2461 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2462 DJ Delorie <dj@redhat.com>
2465 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2466 (diagnostic_report_diagnostic): ... here, and turn them into real
2467 errors. If warnings are inhibited, no need to do anything.
2469 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2472 better code generation.
2474 2007-02-20 Ben Elliston <bje@au.ibm.com>
2476 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2478 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2480 * config/alpha/alpha.c, config/alpha/alpha.md,
2481 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2482 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2483 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2484 config/arm/lib1funcs.asm: Follow spelling conventions.
2486 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2487 config/fr30/fr30.md, config/i386/i386.h,
2488 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2489 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2490 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2491 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2492 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2493 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2494 config/sparc/sparc.c, config/sparc/sparc.h,
2495 config/sparc/sparc.md, config/spu/constraints.md,
2496 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2499 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2502 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2505 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2507 * doc/invoke.texi (-ftree-lrs): Remove.
2509 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2511 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2514 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2516 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2517 new CALL_EXPR_FN macro for retrieving the function
2518 declaration of the input expression.
2520 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2522 * c.opt (Waddress): New.
2523 * common.opt (Walways-true): Delete.
2524 (Wstring-literal-comparison): Delete.
2525 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2526 -Wstring-literal-comparison. Add -Waddress.
2528 (Walways-true): Delete.
2529 (Wstring-literal-comparison): Delete.
2530 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2531 consistently instead of -Walways-true in example.
2532 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2533 * c-typeck.c (parser_build_binary_op): Replace
2534 -Wstring-literal-comparison and -Walways-true with -Waddress.
2535 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2538 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2540 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2541 without DECL_STRUCT_FUNCTION initialized.
2543 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2545 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2546 due to calls to functions taking pointers as parameters.
2548 2007-02-19 Richard Henderson <rth@redhat.com>
2551 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2554 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2556 * config/s390/s390.c (s390_call_saved_register_used,
2557 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2558 accessed to the new scheme.
2560 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2562 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2563 (cris_print_index, cris_print_operand, cris_print_operand_address)
2564 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2565 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2566 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2568 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2569 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2570 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2571 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2572 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2573 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2574 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2575 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2576 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2577 (uminsi3, call, call_value): Ditto.
2578 (define_split: indir_to_reg_split, unnamed): Ditto.
2580 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2582 PR tree-optimization/30975
2583 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2586 2007-02-18 Eric Christopher <echristo@gmail.com>
2588 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2589 Remove use of arglist.
2590 (mips_expand_builtin): Remove use of arglist, pass in expr.
2591 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2592 (mips_expand_builtin_movtf): Ditto.
2593 (mips_expand_builtin_compare): Ditto.
2595 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2597 * tree-sra.c (sra_build_assignment): Replace assertion
2598 checking with a comment explaining why it can't be done.
2600 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2603 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2604 during CALL_EXPR representation conversion.
2605 * tree-ssa-propagate.c (set_rhs): Likewise.
2607 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2609 * tree-sra.c (sra_build_assignment): Disable assertion checking
2612 2007-02-18 Roger Sayle <roger@eyesopen.com>
2614 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2615 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2616 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2618 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2619 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2620 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2621 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2622 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2623 force_gimple_operand): Likewise.
2624 * ipa-cp.c (constant_val_insert): Likewise.
2625 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2626 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2627 perfect_nestify): Likewise.
2628 * langhooks.c (lhd_omp_assignment): Likewise.
2629 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2630 lower_copyprivate_clauses, lower_send_clauses,
2631 lower_send_shared_vars, expand_parallel_call,
2632 expand_omp_for_generic, expand_omp_for_static_nochunk,
2633 expand_omp_for_static_chunk, expand_omp_sections,
2634 lower_omp_single_copy, lower_omp_for_lastprivate,
2635 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2636 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2637 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2640 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2642 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2643 config/sh/sh.md: Follow spelling conventions.
2645 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2646 config/frv/predicates.md: Follow spelling conventions.
2648 * config/m68k/linux-unwind.h: Fix a comment typo.
2649 * target.h: Follow spelling conventions.
2651 2007-02-18 Roger Sayle <roger@eyesopen.com>
2653 PR rtl-optimization/28173
2654 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2655 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2656 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2657 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2658 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2660 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2662 * builtins.c (fold_builtin_load_exponent): New.
2663 (fold_builtin_2): Use it.
2665 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2667 PR rtl-optimization/30773
2668 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2669 if we fail to attach a REG_EQUIV note.
2671 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2672 Roger Sayle <roger@eyesopen.com>
2674 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2676 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2678 * calls.c (initialize_argument_information): Pass original EXP
2679 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2680 code to split complex arguments here, as part of initializing the
2682 (expand_call): Remove code that builds a list of arguments and
2683 inserts implicit arguments into it. Instead, just count how many
2684 implicit arguments there will be so we can determine the size of
2685 the ARGS array, and let initialize_argument_information do the work.
2686 (split_complex_values): Delete unused function.
2688 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2690 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2692 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2694 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2695 for arg pointer based indexed addressing.
2697 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2699 * config/ia64/ia64.h, config/ia64/ia64.md,
2700 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2701 spelling conventions.
2703 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2705 * config/m68k/m68k.c (split_di): New.
2706 * config/m68k/m68k-protos.h: Declare split_di.
2707 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2708 Improve predicate handling and split constant shifts.
2710 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2712 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2713 parameter for register bitfield operations, general predicates
2716 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2718 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2719 * config/m68k/linux-unwind.h: New file.
2721 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2723 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2724 config/i386/athlon.md, config/ia64/ia64.md,
2725 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2726 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2727 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2728 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2729 tree-vect-transform.c: Fix comment typos.
2731 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2733 * sched-deps.c (find_insn_list): Remove.
2734 * sched-int.h: Remove the prototype for find_insn_list.
2736 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2738 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2740 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2741 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2742 darwin_rs6000_override_options.
2743 (C_COMMON_OVERRIDE_OPTIONS): Expect
2744 darwin_macosx_version_min to be non-NULL always.
2745 (TARGET_C99_FUNCTIONS): Likewise.
2746 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2747 (DARWIN_MINVERSION_SPEC): New.
2748 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2749 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2751 (DARWIN_MINVERSION_SPEC): New.
2752 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2754 * config/darwin-c.c (darwin_cpp_builtins): Expect
2755 darwin_macosx_version_min to be non-NULL always.
2757 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2759 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.h (x86_use_xchgb): New.
2762 (TARGET_USE_XCHGB): New macro.
2763 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2764 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2765 Split after reload into bswaphi for shifts of 8.
2766 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2767 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2768 or when optimizing for size.
2770 2007-02-16 Richard Guenther <rguenther@suse.de>
2771 Christian Bruel <christian.bruel@st.com>
2773 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2774 DECLs but prefer SSA_NAMEs over DECLs.
2776 2007-02-16 Richard Guenther <rguenther@suse.de>
2778 * tree-flow-inline.h (single_imm_use_p): Remove.
2779 (zero_imm_uses_p): Likewise.
2780 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2781 instead of single_imm_use_p.
2782 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2785 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2788 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2789 nested double- and backquotes.
2791 2007-02-15 Roger Sayle <roger@eyesopen.com>
2794 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2795 should be unreachable.
2796 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2797 For the time being redirect GIMPLE_MODIFY_STMT to the new
2798 (renamed) build_gimple_modify_stmt_stat.
2799 (build2_gimple_stat): Rename to...
2800 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2801 Always build a GIMPLE_MODIFY_STMT node.
2802 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2803 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2806 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2807 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2808 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2809 expand_complex_div_wide): Likewise.
2810 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2811 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2812 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2813 * tree-ssa-loop-manip.c (create_iv): Likewise.
2814 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2815 abs_replacement): Likewise.
2816 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2817 realify_fake_stores): Likewise.
2819 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2820 node rather than a GIMPLE_MODIFY_STMT node.
2821 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2822 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2824 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2825 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2828 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2831 * fold-const.c (fold_comparison): Add back the
2832 folding of constant complex comparisions.
2834 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2837 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2838 effects unknown to this function, return early.
2840 2007-02-15 Ian Lance Taylor <iant@google.com>
2842 * lower-subreg.c (move_eh_region_note): New static function.
2843 (resolve_simple_move): Call it.
2844 (decompose_multiword_subregs): Track blocks for which we resolve a
2845 simple move which is also a control flow insn. Pass them to
2846 find_many_sub_basic_blocks.
2847 (pass_lower_subreg): Add TODO_verify_flow.
2848 (pass_lower_subreg2): Likewise.
2850 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2851 Brooks Moses <brooks.moses@codesourcery.com>
2852 Lee Millward <lee.millward@codesourcery.com>
2854 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2855 (VL_EXP_CLASS_P): New.
2856 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2858 (TREE_OPERAND_CHECK_CODE): Likewise.
2859 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2860 (TREE_RTL_OPERAND_CHECK): Likewise.
2861 (tree_operand_check_failed): Make second parameter the whole tree
2862 instead of its code. Fixed callers.
2863 (VL_EXP_CHECK): New.
2864 (TREE_OPERAND_LENGTH): New.
2865 (VL_EXP_OPERAND_LENGTH): New.
2866 (CALL_EXPR_FN): New.
2867 (CALL_EXPR_STATIC_CHAIN): New.
2868 (CALL_EXPR_ARGS): New.
2869 (CALL_EXPR_ARG): New.
2870 (call_expr_nargs): New.
2871 (CALL_EXPR_ARGP): New.
2872 (build_nt_call_list): Declare.
2873 (build_vl_exp_stat): Declare.
2874 (build_vl_exp): New.
2875 (build_call_list): Declare.
2876 (build_call_nary): Declare.
2877 (build_call_valist): Declare.
2878 (build_call_array): Declare.
2879 (call_expr_arg): Declare.
2880 (call_expr_argp): Declare.
2881 (call_expr_arglist): Declare.
2882 (fold_build_call_list): Declare.
2883 (fold_build_call_list_initializer): Declare.
2884 (fold_call_expr): Declare to replace fold_builtin.
2885 (fold_builtin_fputs): Update to agree with modified definition.
2886 (fold_builtin_strcpy): Likewise.
2887 (fold_builtin_strncpy): Likewise.
2888 (fold_builtin_memory_chk): Likewise.
2889 (fold_builtin_stxcpy_chk): Likewise.
2890 (fold_builtin_strncpy_chk): Likewise.
2891 (fold_builtin_next_arg): Likewise.
2892 (fold_build_call_expr): Declare.
2893 (fold_builtin_call_list): Declare.
2894 (fold_builtin_call_valist): Declare.
2895 (build_call_expr): Declare.
2896 (validate_arglist): Update to agree with modified definition.
2897 (tree_operand_length): New.
2898 (call_expr_arg_iterator): New.
2899 (init_call_expr_arg_iterator): New.
2900 (next_call_expr_arg): New.
2901 (first_call_expr_arg): New.
2902 (more_call_expr_args_p): New.
2903 (FOR_EACH_CALL_EXPR_ARG): New.
2905 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2906 and tcc_gimple_stmt.
2907 (tree_code_size): Update documentation. Use sizeof (tree) rather
2908 than sizeof (char *).
2909 (tree_size): Likewise. Add case for tcc_vl_exp.
2910 (tree_node_structure): Add case for tcc_vl_exp.
2911 (contains_placeholder_p): Likewise.
2912 (substitute_in_expr): Likewise.
2913 (substitute_placeholder_in_expr): Likewise.
2914 (stabilize_reference_1): Likewise.
2915 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2916 to diagnose breakage of this interface for constructing CALL_EXPRs.
2917 (build_nt): Add similar assertion here.
2918 (build_nt_call_list): New.
2919 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2920 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2922 (get_callee_fndecl): Use new CALL_EXPR accessors.
2923 (tree_operand_check_failed): Change parameters to pass entire node
2924 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2925 (process_call_operands): New.
2926 (build_vl_exp_stat): New.
2927 (build_call_list): New.
2928 (build_call_nary): New.
2929 (build_call_valist): New.
2930 (build_call_array): New.
2931 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2932 (call_expr_arglist): New.
2934 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2935 tcc_vl_exp instead of a fixed-size tcc_expression.
2937 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2938 accessors for CALL_EXPRs.
2939 (AGGR_INIT_EXPR): Likewise.
2941 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2942 Brooks Moses <brooks.moses@codesourcery.com>
2943 Lee Millward <lee.millward@codesourcery.com>
2945 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2946 (expand_builtin_nonlocal_goto): Change parameter to be entire
2947 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2948 (expand_builtin_prefetch): Likewise.
2949 (expand_builtin_classify_type): Likewise.
2950 (mathfn_built_in): Return NULL_TREE instead of 0.
2951 (expand_errno_check): Use new CALL_EXPR accessors.
2952 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2953 Return NULL_RTX instead of 0.
2954 (expand_builtin_mathfn_2): Likewise.
2955 (expand_builtin_mathfn_3): Likewise.
2956 (expand_builtin_interclass_mathfn): Likewise.
2957 (expand_builtin_sincos): Likewise.
2958 (expand_builtin_cexpi): Likewise.
2959 (expand_builtin_int_roundingfn): Likewise.
2960 (expand_builtin_int_roundingfn_2): Likewise.
2961 (expand_builtin_pow): Likewise.
2962 (expand_builtin_powi): Likewise.
2963 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
2964 of arglist, fixing callers appropriately. Use new CALL_EXPR
2965 accessors and constructors. Return NULL_RTX instead of 0.
2966 (expand_builtin_strstr): Likewise.
2967 (expand_builtin_strchr): Likewise.
2968 (expand_builtin_strrchr): Likewise.
2969 (expand_builtin_strpbrk): Likewise.
2970 (expand_builtin_memcpy): Likewise.
2971 (expand_builtin_mempcpy): Likewise.
2972 (expand_builtin_mempcpy_args): New.
2973 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
2974 (expand_builtin_memmove_args): New.
2975 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
2976 (expand_movstr): Likewise.
2977 (expand_builtin_strcpy): Likewise.
2978 (expand_builtin_strcpy_args): New.
2979 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
2980 (expand_builtin_strncpy): Likewise.
2981 (expand_builtin_memset): Likewise.
2982 (expand_builtin_memset_args): New.
2983 (expand_builtin_bzero): Similarly to expand_builtin_memset.
2984 (expand_builtin_memcmp): Likewise.
2985 (expand_builtin_strcmp): Likewise.
2986 (expand_builtin_strncmp): Likewise.
2987 (expand_builtin_strcat): Likewise.
2988 (expand_builtin_strncat): Likewise.
2989 (expand_builtin_strspn): Likewise.
2990 (expand_builtin_strcspn): Likewise.
2991 (expand_builtin_args_info): Likewise.
2992 (expand_builtin_va_start): Likewise.
2993 (gimplify_va_arg_expr): Likewise.
2994 (expand_builtin_va_end): Likewise.
2995 (expand_builtin_va_copy): Likewise.
2996 (expand_builtin_frame_address): Likewise.
2997 (expand_builtin_alloca): Likewise.
2998 (expand_builtin_bswap): Likewise.
2999 (expand_builtin_unop): Likewise.
3000 (expand_builtin_fputs): Likewise.
3001 (expand_builtin_expect): Likewise.
3002 (expand_builtin_fabs): Likewise.
3003 (expand_builtin_copysign): Likewise.
3004 (expand_builtin_printf): Likewise.
3005 (expand_builtin_fprintf): Likewise.
3006 (expand_builtin_sprintf): Likewise.
3007 (expand_builtin_init_trampoline): Likewise.
3008 (expand_builtin_signbit): Likewise.
3009 (expand_builtin_fork_or_exec): Likewise.
3010 (expand_builtin_sync_operation): Likewise.
3011 (expand_builtin_compare_and_swap): Likewise.
3012 (expand_builtin_lock_test_and_set): Likewise.
3013 (expand_builtin_lock_release): Likewise.
3014 (expand_builtin): Likewise.
3015 (builtin_mathfn_code): Likewise.
3017 (fold_builtin_constant_p): Pass call arguments individually instead
3018 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3019 accessors and constructors. Return NULL_TREE instead of 0.
3020 (fold_builtin_expect): Likewise.
3021 (fold_builtin_classify_type): Likewise.
3022 (fold_builtin_strlen): Likewise.
3023 (fold_builtin_nan): Likewise.
3024 (integer_valued_real_p): Likewise.
3025 (fold_trunc_transparent_mathfn): Likewise.
3026 (fold_fixed_mathfn): Likewise.
3027 (fold_builtin_cabs): Likewise.
3028 (fold_builtin_sqrt): Likewise.
3029 (fold_builtin_cbrt): Likewise.
3030 (fold_builtin_cos): Likewise.
3031 (fold_builtin_cosh): Likewise.
3032 (fold_builtin_tan): Likewise.
3033 (fold_builtin_sincos): Likewise.
3034 (fold_builtin_cexp): Likewise.
3035 (fold_builtin_trunc): Likewise.
3036 (fold_builtin_floor): Likewise.
3037 (fold_builtin_ceil): Likewise.
3038 (fold_builtin_round): Likewise.
3039 (fold_builtin_int_roundingfn): Likewise.
3040 (fold_builtin_bitop): Likewise.
3041 (fold_builtin_bswap): Likewise.
3042 (fold_builtin_logarithm): Likewise.
3043 (fold_builtin_hypot): Likewise.
3044 (fold_builtin_pow): Likewise.
3045 (fold_builtin_powi): Likewise.
3046 (fold_builtin_exponent): Likewise.
3047 (fold_builtin_memset): Likewise.
3048 (fold_builtin_bzero): Likewise.
3049 (fold_builtin_memory_op): Likewise.
3050 (fold_builtin_bcopy): Deleted; call site changed to invoke
3051 fold_builtin_memory_op directly.
3052 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3053 (fold_builtin_strncpy): Likewise.
3054 (fold_builtin_memcmp): Likewise.
3055 (fold_builtin_strcmp): Likewise.
3056 (fold_builtin_strncmp): Likewise.
3057 (fold_builtin_signbit): Likewise.
3058 (fold_builtin_copysign): Likewise.
3059 (fold_builtin_isascii): Likewise.
3060 (fold_builtin_toascii): Likewise.
3061 (fold_builtin_isdigit): Likewise.
3062 (fold_builtin_fabs): Likewise.
3063 (fold_builtin_abs): Likewise.
3064 (fold_builtin_fmin_fmax): Likewise.
3065 (fold_builtin_carg): Likewise.
3066 (fold_builtin_classify): Likewise.
3067 (fold_builtin_unordered_cmp): Likewise.
3069 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3070 New functions split out from fold_builtin_1.
3071 (fold_builtin_n): New.
3072 (fold_builtin_varargs): New.
3073 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3075 (fold_call_expr): New.
3076 (build_function_call_expr): Rewrite to use new helper function.
3077 (fold_builtin_call_list): New.
3078 (build_call_expr): New.
3079 (fold_builtin_call_valist): New.
3080 (rewrite_call_expr): New.
3081 (validate_arg): New.
3082 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3083 of an arglist. Change return type to bool. Use new CALL_EXPR
3086 (fold_builtin_strstr): Pass call arguments individually instead
3087 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3088 accessors and constructors. Return NULL_TREE instead of 0.
3089 (fold_builtin_strchr): Likewise.
3090 (fold_builtin_strrchr): Likewise.
3091 (fold_builtin_strpbrk): Likewise.
3092 (fold_builtin_strcat): Likewise.
3093 (fold_builtin_strncat): Likewise.
3094 (fold_builtin_strspn): Likewise.
3095 (fold_builtin_strcspn): Likewise.
3096 (fold_builtin_fputs): Likewise.
3097 (fold_builtin_next_arg): Likewise.
3098 (fold_builtin_sprintf): Likewise.
3100 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3101 NULL_RTX instead of 0.
3102 (expand_builtin_memory_chk): Likewise.
3103 (maybe_emit_chk_warning): Likewise.
3104 (maybe_emit_sprintf_chk_warning): Likewise.
3106 (fold_builtin_object_size): Pass call arguments individually instead
3107 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3108 accessors and constructors. Return NULL_TREE instead of 0.
3109 (fold_builtin_memory_chk): Likewise.
3110 (fold_builtin_stxcpy_chk): Likewise.
3111 (fold_builtin_strncpy_chk): Likewise.
3112 (fold_builtin_strcat_chk): Likewise.
3113 (fold_builtin_strcat_chk): Likewise.
3114 (fold_builtin_strncat_chk): Likewise.
3115 (fold_builtin_sprintf_chk): Likewise.
3116 (fold_builtin_snprintf_chk): Likewise.
3117 (fold_builtin_printf): Likewise.
3118 (fold_builtin_vprintf): Likewise.
3120 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3122 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3123 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3124 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3125 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3126 (fold_unary): Likewise.
3127 (fold_binary): Likewise.
3128 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3129 ternary expressions.
3130 (fold): Add logic for tcc_vl_exp.
3131 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3132 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3133 (fold_build3_stat): Add assertion to flag broken interface for
3134 constructing CALL_EXPRs.
3135 (fold_build_call_list): New.
3136 (fold_build_call_list_initializer): New.
3137 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3139 (fold_strip_sign_ops): Likewise.
3141 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3142 Brooks Moses <brooks.moses@codesourcery.com>
3143 Lee Millward <lee.millward@codesourcery.com>
3145 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3146 accessors and dump arguments explicitly.
3148 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3150 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3152 (print_call_name): Use new CALL_EXPR accessors.
3154 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3155 CALL_EXPR arguments explicitly instead of as a list. Use
3156 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3158 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3159 (vrp_visit_stmt): Likewise.
3161 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3162 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3164 (force_move_till_expr): Likewise.
3166 * targhooks.c (default_external_stack_protect_fail): Use
3167 build_call_expr instead of build_function_call_expr.
3168 (default_hidden_stack_protect_fail): Likewise.
3170 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3173 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3174 and walk arguments explicitly.
3176 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3177 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3178 (expand_simple_operations): Likewise.
3179 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3181 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3182 of TREE_CODE_LENGTH.
3183 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3185 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3186 instead of TREE_CODE_LENGTH.
3188 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3189 (tree_ic_transform): Likewise.
3190 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3191 parameter instead of arglist. Fix callers.
3192 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3193 (tree_stringops_transform): Likewise.
3194 (tree_indirect_call_to_profile): Likewise.
3195 (tree_stringops_values_to_profile): Likewise.
3197 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3198 (eliminate_tail_call): Likewise.
3200 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3202 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3203 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3205 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3207 * omp-low.c (build_omp_barrier): Use build_call_expr.
3208 (lower_rec_input_clauses): Likewise.
3209 (lower_reduction_clauses): Likewise.
3210 (expand_parallel_call): Likewise.
3211 (maybe_catch_exception): Likewise.
3212 (expand_omp_for_generic): Likewise.
3213 (expand_omp_for_static_nochunk): Likewise.
3214 (expand_omp_sections): Likewise.
3215 (lower_omp_single_simple): Likewise.
3216 (lower_omp_single_copy): Likewise.
3217 (lower_omp_master): Likewise.
3218 (lower_omp_ordered): Likewise.
3219 (lower_omp_critical): Likewise.
3221 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3222 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3224 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3225 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3226 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3228 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3229 and generalize to handle any number of operands.
3230 (chrec_contains_undetermined): Likewise.
3231 (tree_contains_chrecs): Likewise.
3232 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3234 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3236 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3237 fold_call_expr instead of fold_builtin.
3238 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3239 match declarations there.
3240 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3243 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3244 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3246 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3247 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3249 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3252 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3253 (execute_cse_sincos): Use new CALL_EXPR accessors.
3255 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3257 * gimple-low.c (lower_function_body): Use build_call_expr.
3258 (lower_builtin_setjmp): Likewise.
3260 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3261 (set_storage_via_libcall): Likewise.
3262 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3263 instead of TREE_CODE_LENGTH.
3264 (expand_expr_real_1): Use new CALL_EXPR accessors.
3266 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3267 generalize to handle any number of operands.
3268 (TB_parent_eq): Likewise.
3270 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3271 (strip_builtin_expect): Likewise.
3273 * function.c (gimplify_parameters): Use build_call_expr.
3275 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3276 instead of TREE_CODE_LENGTH.
3278 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3279 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3281 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3284 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3285 (gimplify_decl_expr): Likewise.
3286 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3287 Use new CALL_EXPR iterators.
3288 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3289 (gimplify_modify_expr_to_memset): Likewise.
3290 (gimplify_variable_sized_compare): Likewise.
3291 (gimplify_omp_atomic_fetch_op): Likewise.
3292 (gimplify_omp_atomic_pipeline): Likewise.
3293 (gimplify_omp_atomic_mutex): Likewise.
3294 (gimplify_function_tree): Likewise.
3296 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3297 (call_expr_flags): Likewise.
3298 (expand_call): Likewise.
3300 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3301 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3304 * coverage.c (create_coverage): Use build_call_expr.
3306 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3307 (temp_call_expr_obstack): New.
3308 (pool_copy_list): Delete.
3309 (temp_copy_call_expr): New.
3310 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3311 CALL_EXPR accessors. Get rid of special goo for copying argument
3312 lists and use temp_copy_call_expr instead.
3313 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3314 CALL_EXPR accessors.
3315 (create_expression_by_pieces): Likewise. Use build_call_array
3316 to construct the result instead of fold_build3.
3317 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3318 dealing with argument lists.
3319 (init_pre): Remove references to expression_node_pool and
3320 list_node_pool. Init temp_call_expr_obstack instead.
3321 (fini_pre): Remove references to expression_node_pool and
3324 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3325 and walk arguments explicitly instead of as a list.
3327 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3328 (mx_register_decls): Likewise.
3329 (mudflap_register_call): Likewise.
3330 (mudflap_finish_file): Likewise.
3332 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3333 (ipa_callsite_compute_param): Likewise.
3335 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3336 accessors and constructor.
3338 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3339 accessors and constructor.
3340 (convert_tramp_reference): Likewise.
3341 (convert_call_expr): Likewise.
3342 (finalize_nesting_tree_1): Likewise.
3344 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3347 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3349 * tree-inline.c (initialize_inlined_parameters): Pass entire
3350 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3352 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3353 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3355 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3356 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3357 (vectorizable_reduction): Likewise.
3358 (vectorizable_call): Use new CALL_EXPR iterators.
3359 (vectorizable_conversion): Use build_call_expr.
3360 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3361 (vect_gen_widened_results_half): Use build_call_expr.
3362 (vect_setup_realignment): Likewise.
3363 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3365 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3366 (pass_through_call): Likewise.
3367 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3370 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3371 (tree_gen_pow2_profiler): Likewise.
3372 (tree_gen_one_value_profiler): Likewise.
3373 (tree_gen_ic_func_profiler): Likewise.
3374 (tree_gen_average_profiler): Likewise.
3375 (tree_gen_ior_profiler): Likewise.
3377 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3378 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3379 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3381 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3382 of TREE_CODE_LENGTH.
3384 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3385 of TREE_CODE_LENGTH.
3387 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3389 (convert_to_integer): Likewise.
3391 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3394 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3395 Brooks Moses <brooks.moses@codesourcery.com>
3396 Lee Millward <lee.millward@codesourcery.com>
3398 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3400 * config/frv/frv.c (frv_expand_builtin): Likewise.
3401 * config/s390/s390.c (s390_expand_builtin): Likewise.
3403 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3404 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3406 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3407 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3408 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3409 (ix86_expand_store_builtin): Likewise.
3410 (ix86_expand_unop_builtin): Likewise.
3411 (ix86_expand_unop1_builtin): Likewise.
3412 (ix86_expand_sse_compare): Likewise.
3413 (ix86_expand_sse_comi): Likewise.
3414 (ix86_expand_vec_init_builtin): Likewise.
3415 (ix86_expand_vec_ext_builtin): Likewise.
3416 (ix86_expand_vec_set_builtin): Likewise.
3417 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3419 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3420 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3422 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3423 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3424 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3426 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3428 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3429 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3430 arglist. Use new CALL_EXPR accessors. Fix callers.
3431 (altivec_expand_abs_builtin): Likewise.
3432 (rs6000_expand_binop_builtin): Likewise.
3433 (altivec_expand_predicate_builtin): Likewise.
3434 (altivec_expand_lv_builtin): Likewise.
3435 (spe_expand_stv_builtin): Likewise.
3436 (altivec_expand_stv_builtin): Likewise.
3437 (rs6000_expand_ternop_builtin): Likewise.
3438 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3439 (altivec_expand_st_builtin): Likewise.
3440 (altivec_expand_dst_builtin): Likewise.
3441 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3442 arglist. Use new CALL_EXPR accessors. Fix callers.
3443 (altivec_expand_vec_set_builtin): Likewise.
3444 (altivec_expand_vec_ext_builtin): Likewise.
3445 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3446 (spe_expand_builtin): Likewise.
3447 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3448 arglist. Use new CALL_EXPR accessors. Fix callers.
3449 (spe_expand_evsel_builtin): Likewise.
3450 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3451 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3453 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3454 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3455 (arm_expand_unop_builtin): Likewise.
3456 (arm_expand_builtin): Use new CALL_EXPR accessors.
3458 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3461 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3462 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3463 (bfin_expand_unop_builtin): Likewise.
3464 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3466 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3467 Brooks Moses <brooks.moses@codesourcery.com>
3468 Lee Millward <lee.millward@codesourcery.com>
3470 * c-semantics.c (build_stmt): Add internal diagnostic check.
3472 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3473 accessors. Print arguments explicitly instead of as a list.
3475 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3477 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3478 (c_finish_omp_flish): Likewise.
3480 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3481 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3482 instead of TREE_CODE_LENGTH.
3483 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3484 (c_warn_unused_result): Likewise.
3486 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3489 * doc/invoke.texi (Warning Options): Remove
3490 -Werror-implicit-function-declaration.
3491 (Wimplicit-function-declaration): Update description.
3492 * opts.c (common_handle_option): Move handling of -Werror=* to...
3493 (enable_warning_as_error): ...here.
3494 * opts.h (enable_warning_as_error): Declare.
3495 * c-decl.c (implicit_decl_warning): Unless
3496 -Wno-implicit-function-declaration is given, emit a pedwarn if
3497 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3498 * c.opt (Wimplicit-function-declaration): Replace
3499 mesg_implicit_function_declaration with
3500 warn_implicit_function_declaration.
3501 * c-opts.c (c_common_handle_option):
3502 -Werror-implicit-function-declaration is exactly equal as
3503 -Werror=implicit-function-declaration.
3504 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3505 warn_implicit_function_declaration.
3506 (c_common_post_options): -Wimplict-function-declaration is enabled
3507 by default by -std=c99, otherwise is disabled by default.
3508 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3510 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3512 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3513 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3514 former is ignored but not the latter.
3516 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3518 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3519 is made and the reference doesn't use the alias set of its type,
3520 do not create the temporary using that type.
3522 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3524 * jump.c: Remove prototypes for delete_computation and
3525 delete_prior_computation.
3527 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3529 * jump.c (get_label_after): Delete.
3530 (get_label_before, delete_computation, delete_jump,
3531 delete_prior_computation, follow_jumps): Move...
3532 * reorg.c (delete_computation, delete_prior_computation): ... here...
3533 (get_label_before, delete_jump): ... making these static ...
3534 (follow_jumps): ... and simplifying this since it only runs after
3536 * rtl.h (get_label_after, get_label_before, delete_jump,
3537 follow_jumps): Delete prototypes.
3539 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3541 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3543 2007-02-15 Nick Clifton <nickc@redhat.com>
3545 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3546 order to prevent it from being munged by the target.
3548 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386.md: Remove misleading comment.
3552 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3554 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3555 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3558 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3560 * tree-sra.c (instantiate_missing_elements): Canonicalize
3562 (sra_build_assignment): New.
3563 (generate_copy_inout, generate_element_copy,
3564 generate_element_zero, generate_one_element_init): Use it.
3566 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3568 * tree-sra.c (instantiate_missing_elements): Canonicalize
3570 (sra_build_assignment): New.
3571 (generate_copy_inout, generate_element_copy,
3572 generate_element_zero, generate_one_element_init): Use it.
3574 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3576 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3579 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3581 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3582 types as aggregates not scalars.
3583 * function.c (assign_stack_temp_for_type): Likewise.
3585 2007-02-14 Roger Sayle <roger@eyesopen.com>
3586 Zdenek Dvorak <dvorakz@suse.cz>
3588 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3591 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3593 * passes.c (next_pass_1): Clear the next field of the copied
3596 2007-02-14 Richard Henderson <rth@redhat.com>
3598 * tree-sra.c (early_sra): New.
3599 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3600 (tree_sra_early, pass_sra_early): New.
3601 * tree-pass.h (pass_sra_early): Declare.
3602 * passes.c (init_optimization_passes): Use it.
3604 2007-02-14 Richard Guenther <rguenther@suse.de>
3606 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3608 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3610 PR tree-optimization/30771
3611 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3613 (vect_analyze_operations): Induction phis can now be marked as
3615 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3616 Update documentation accordingly.
3618 2007-02-14 Nick Clifton <nickc@redhat.com>
3620 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3621 most 3 arguments are supported.
3622 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3624 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3626 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3627 Ensure dst->current is valid.
3629 2007-02-13 Paul Brook <paul@codesourcery.com>
3631 * config.gcc: Add arm*-*-uclinux-*eabi.
3632 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3633 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3634 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3635 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3636 (LINK_SPEC): Define.
3638 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3640 * config/arm/uclinux-eabi.h: New file.
3641 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3642 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3645 2007-02-13 Ian Lance Taylor <iant@google.com>
3647 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3648 * flags.h (warn_strict_overflow): Declare.
3649 (enum warn_strict_overflow_code): Define.
3650 (issue_strict_overflow_warning): New static inline function.
3651 * opts.c (warn_strict_overflow): New variable.
3652 (common_handle_option): Handle OPT_Wstrict_overflow and
3653 OPT_Wstrict_overflow_.
3654 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3656 * fold-const.c: Include intl.h.
3657 (fold_deferring_overflow_warnings): New static variable.
3658 (fold_deferred_overflow_warning): New static variable.
3659 (fold_deferred_overflow_code): New static variable.
3660 (fold_defer_overflow_warnings): New function.
3661 (fold_undefer_overflow_warnings): New function.
3662 (fold_undefer_and_ignore_overflow_warnings): New function.
3663 (fold_deferring_overflow_warnings_p): New function.
3664 (fold_overflow_warning): New static function.
3665 (make_range): Add strict_overflow_p parameter. Change all
3667 (extract_muldiv, extract_muldiv_1): Likewise.
3668 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3669 tree_expr_nonnegative_p.
3670 (fold_negate_expr): Call fold_overflow_warning.
3671 (fold_range_test): Likewise.
3672 (fold_comparison): Likewise.
3673 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3674 instead of tree_expr_nonnegative_p.
3675 (tree_expr_nonnegative_warnv_p): Rename from
3676 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3677 (tree_expr_nonnegative_p): New function.
3678 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3679 strict_overflow_p parameter.
3680 (tree_expr_nonzero_p): New function.
3681 * passes.c (verify_interpass_invariants): New static function.
3682 (execute_one_pass): Call it.
3683 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3685 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3686 (estimate_numbers_of_iterations): Likewise.
3687 (scev_probably_wraps_p): Likewise.
3688 * tree-ssa-ccp.c: Include "toplev.h".
3689 (evaluate_stmt): Defer fold overflow warnings until we know we are
3691 (struct fold_stmt_r_data): Add stmt field.
3692 (fold_stmt_r): Defer fold overflow warnings until we know we
3694 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3695 (fold_stmt_inplace): Likewise.
3696 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3697 (cleanup_control_expr_graph): Defer fold overflow warnings until
3698 we know we are going to optimize.
3699 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3700 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3702 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3703 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3704 * tree-ssa-loop-manip.c (create_iv): Likewise.
3705 * c-typeck.c (build_conditional_expr): Likewise.
3706 (build_binary_op): Likewise.
3707 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3708 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3709 (extract_range_from_unary_expr): Likewise.
3710 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3711 assuming that signed overflow does not occur.
3712 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3713 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3714 (fold_defer_overflow_warnings): Declare.
3715 (fold_undefer_overflow_warnings): Declare.
3716 (fold_undefer_and_ignore_overflow_warnings): Declare.
3717 (fold_deferring_overflow_warnings_p): Declare.
3718 (tree_expr_nonzero_warnv_p): Declare.
3719 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3721 (Warning Options): Document -Wstrict-overflow.
3722 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3723 (tree-ssa-ccp.o): Likewise.
3724 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3725 (fold-const.o): Depend on intl.h.
3727 2007-02-13 Ian Lance Taylor <iant@google.com>
3730 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3733 2007-02-13 Stuart Hastings <stuart@apple.com>
3735 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3737 2007-02-13 Richard Henderson <rth@redhat.com>
3739 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3740 handled_component_p before looking for the indirect_ref.
3742 2007-02-13 Richard Henderson <rth@redhat.com>
3744 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3745 remove flags clobber.
3746 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3747 (bswaphi_lowpart): New.
3748 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3749 remove TARGET_BSWAP test. Delete expander of the same name.
3751 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3752 (expand_unop): Use them.
3754 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3756 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3757 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3758 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3759 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3760 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3761 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3762 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3763 assembler dialect choice from asm templates.
3765 2007-02-12 Richard Henderson <rth@redhat.com>
3767 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3768 (fixuns_trunc<SSEMODEF>si2): Use it.
3769 * config/i386/sse.md (vec_setv4sf_0): Export.
3770 * config/i386/i386.c (ix86_build_const_vector): Export.
3771 (ix86_split_convert_uns_si_sse): Rename from
3772 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3773 * config/i386/i386-protos.h: Update.
3775 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3778 * c-typeck.c (c_finish_return): Improve warning message.
3780 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3782 * alias.c (find_symbolic_term): Delete unused function.
3784 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3787 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3788 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3790 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3792 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3793 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3794 the function, temporarily point the debug interface to the null one.
3796 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3798 * dwarf2out.c (round_up_to_align): New static function.
3799 (field_byte_offset): Use it to round the offset.
3801 2007-02-12 Richard Henderson <rth@redhat.com>
3803 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3804 (inswl_const): Export.
3806 2007-02-12 Richard Henderson <rth@redhat.com>
3808 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3809 result mode of the libcall, convert back to outmode.
3811 2007-02-12 Roger Sayle <roger@eyesopen.com>
3813 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3814 (bswapdi2): New define_expand to implement 32-bit implementation.
3816 2007-02-12 Nick Clifton <nickc@redhat.com>
3818 * doc/invoke.texi (Overall Options): Document --help=.
3819 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3820 (cc1_options): Pass --help= on to cc1.
3821 (display_help): Add description of --help=.
3822 (process_command): Add code to handle --help=. Allow translated
3823 --help and --target-help switches to be passed on to compiler
3825 (main): Remove unused if statement.
3826 * opts.c (columns): Remove.
3827 (LEFT_COLUMN): Define.
3828 (wrap_help): Add columns argument.
3829 (print_filtered_help): Change parameters to be an include bitmask,
3830 an exclude bitmask, an any bitmask and the column width. Move the
3831 code to display the params list here. Add code to display the
3832 status of options rather than their descriptions if the quiet flag
3834 (print_specific_help): Change parameters to be an include bitmask,
3835 an exclude bitmask and an any bitmask. Move code to look up the
3836 column width here. Decide upon the title for an options listing.
3837 (common_handle_options): Add code to handle --help=. Adapt code
3838 for --help and --target-help to use the revised form of the
3839 print_specific_help function.
3840 (print_help): Delete.
3841 (print_param_help): Delete.
3842 (print_switch): Delete.
3843 * opts.h (cl_lang_count): Add prototype.
3844 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3845 CL_MAX_OPTION_CLASS): New defines.
3846 * optc-gen.awk: Add construction of cl_lang_count.
3847 * c.opt: Add Warning attribute to warning options and Optimization
3848 attribute to optimization options.
3849 * common.opt: Likewise.
3851 Add -fhelp and -ftarget-help as aliases for the transformed --help
3852 and --target-help options.
3853 * opt-functions.awk: Add code to handle Warning and Optimization
3856 2007-02-12 Richard Henderson <rth@redhat.com>
3858 * config/alpha/constraints.md: New file.
3859 * config/alpha/alpha.c: Include tm-constrs.h.
3860 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3861 alpha_extra_constraint): Remove.
3862 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3863 * config/alpha/alpha-protos.h: Update.
3864 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3865 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3866 (EXTRA_CONSTRAINT): Remove.
3867 * config/alpha/alpha.md: Include constraints.md.
3868 (adddi splitter): Use satisfies_constraint_*.
3869 * config/alpha/predicates.md (add_operand): Likewise.
3870 (sext_add_operand, addition_operation): Likewise.
3872 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3874 PR tree-optimization/29145
3875 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3876 in our handling of restrict qualified pointers.
3878 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3881 * doc/invoke.texi (Wunused-value): Update description.
3882 (Wextra): Delete item.
3883 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3884 value of Wunused-value.
3885 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3886 (c_finish_stmt_expr): Don't check extra_warnings.
3887 (emit_side_effect_warnings): The caller is responsible to check
3890 2007-02-11 Roger Sayle <roger@eyesopen.com>
3891 Matt Thomas <matt@3am-software.com>
3893 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3895 2007-02-11 Roger Sayle <roger@eyesopen.com>
3897 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3898 comparisons of POPCOUNT against zero.
3899 (simplify_const_relational_operation): Likewise.
3901 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3903 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3905 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3907 * dwarf2out.c (root_type): Delete unused function.
3909 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3911 * genattrtab.c (contained_in_p): Delete unused function.
3912 (write_expr_attr_cache): Likewise.
3914 2007-02-11 Jan Hubicka <jh@suse.cz>
3916 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3919 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3921 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3922 to add the REG_EQ* note.
3923 * see.c (see_merge_one_use_extension): Likewise.
3924 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3925 turn REG_EQUAL notes into REG_EQUIV notes if the target
3926 register may have more than one set.
3927 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3928 * gcse.c (try_replace_reg): Likewise.
3929 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3930 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3931 more than one REG_EQUIV note.
3932 * reload1.c (gen_reload): Use set_unique_reg_note.
3934 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3936 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3937 (ix86_builtin_conversion): New function.
3939 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3942 * tree.h (DECL_REPLACEABLE_P): New macro.
3943 * except.c (set_nothrow_function_flags): Likewise.
3945 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3946 Ira Rosen <irar@il.ibm.com>
3947 Dorit Nuzman <dorit@il.ibm.com>
3949 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3950 * targhooks.c (default_builtin_vectorized_conversion): New.
3951 * targhooks.h (default_builtin_vectorized_function): New declaration.
3952 * target.h (struct vectorize): Add builtin_conversion field.
3953 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3954 stmt_vec_info_type value.
3955 (vectorizable_conversion): New declaration.
3956 * tree-vect-analyze.c (vect_analyze_operations): Add
3957 vectorizable_conversion call.
3958 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3959 * tree-vect-transform.c (vectorizable_conversion): New function.
3960 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
3961 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
3963 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
3964 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
3965 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
3966 or ALTIVEC_BUILTIN_VCFSX.
3968 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3971 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
3972 CONST_DOUBLE and operand 0 is a hard register.
3973 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
3974 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
3975 is a hard floating-point register.
3977 2007-02-10 Richard Henderson <rth@redhat.com>
3978 Jakub Jelinek <jakub@redhat.com>
3979 Alexandre Oliva <aoliva@redhat.com>
3981 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
3982 * builtin-types.def (BT_WORD): Make unsigned.
3983 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
3984 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
3985 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
3986 * c-decl.c (grokdeclarator): Don't error if !have_tls.
3987 * c-parser.c (c_parser_omp_threadprivate): Likewise.
3988 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
3990 * expr.c (emutls_var_address): New.
3991 (expand_expr_real_1): Expand emulated tls.
3992 (expand_expr_addr_expr_1): Likewise.
3993 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
3994 * output.h (emutls_finish): Declare.
3995 * toplev.c (compile_file): Call it.
3996 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
3997 address before wrapping in CONST.
3998 * varasm.c (emutls_htab, emutls_object_type): New.
3999 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4000 (get_emutls_object_name, get_emutls_object_type): New.
4001 (get_emutls_init_templ_addr, emutls_decl): New.
4002 (emutls_common_1, emutls_finish): New.
4003 (assemble_variable): When emulating tls, swap decls; generate
4004 constructor for the emutls objects.
4005 (do_assemble_alias): When emulating tls, swap decl and target name.
4006 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4008 * varpool.c (decide_is_variable_needed): Look at force_output.
4009 Recurse for emulated tls.
4010 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4011 with decide_is_variable_needed.
4012 * emutls.c: New file.
4013 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4014 tls_object for real tls.
4016 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4018 PR rtl-optimization/29599
4019 * reload1.c (eliminate_regs_in_insn): Take the destination
4020 mode into account when computing the offset.
4022 2007-02-09 Stuart Hastings <stuart@apple.com>
4023 Richard Henderson <rth@redhat.com>
4025 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4026 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4027 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4028 fixuns_truncdfhi2): New.
4029 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4030 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4031 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4032 (floatunssidf2): Allow nonimmediate source.
4033 * gcc/config/i386/sse.md (movdi_to_sse): New.
4034 (vec_concatv2di): Drop '*'.
4035 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4036 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4037 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4039 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4040 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4041 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4042 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4043 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4044 ix86_build_const_vector.
4045 (x86_emit_floatuns): Rewrite.
4047 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4049 * genautomata.c (longest_path_length): Delete unused function.
4050 (struct state): Delete unused longest_path_length.
4051 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4052 (get_free_state): Delete unused.
4054 2007-02-09 Jan Hubicka <jh@suse.cz>
4056 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4057 * doc/invoke.texi (inline-unit-growth): Update default value.
4059 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4060 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4061 (rebuild_cgraph_edges): Likewise.
4062 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4063 (dump_cgraph_node): Dump frequencies.
4064 (cgraph_clone_edge): Add frequency scales.
4065 (cgraph_clone_node): Add freuqnecy.
4066 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4067 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4068 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4069 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4070 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4071 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4072 (save_inline_function_body): Likewise.
4073 * ipa-inline.c: inluce rtl.h
4074 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4075 (cgraph_edge_badness): Use frequencies.
4076 (cgraph_decide_recursive_inlining): Update clonning.
4077 (cgraph_decide_inlining_of_small_function): Dump frequency.
4078 * predict.c (estimate_bb_frequencies): Export.
4079 * predict.h (estimate_bb_frequencies): Declare.
4080 * tree-inline.c (copy_bb): Watch overflows.
4081 (expand_call_inline): Update call of cgraph_create_edge.
4082 (optimize_inline_calls): Use TODO flags to update frequnecies.
4083 * passes.h: Include predict.h
4084 (init_optimization_passes): Move profile ahead.
4085 (execute_function_todo): Handle TODO_rebuild_frequencies.
4087 2007-02-09 Roger Sayle <roger@eyesopen.com>
4089 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4090 the insbl or inswl pattern into a register.
4092 2007-02-09 Roger Sayle <roger@eyesopen.com>
4094 * config/ia64/ia64.md (bswapdi2): New define_insn.
4096 2007-02-09 Richard Henderson <rth@redhat.com>
4098 * config/i386/constraints.md (Ym): New constraint.
4099 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4100 (movdi_1_rex64): Split sse and xmm general register moves from
4101 memory move alternatives. Use conditional register constraints.
4102 (movsf_1, movdf_integer): Likewise.
4103 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4104 (movdf_integer_rex64): New.
4105 (pushsf_rex64): Fix output constraints.
4106 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4107 (sse2_stored): Likewise.
4108 (sse2_storeq_rex64): New.
4109 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4110 amd and not generic.
4111 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4112 for optimize_size. Remove SF/DFmode hack.
4114 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4116 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4119 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4120 Richard Sandiford <richard@codesourcery.com>
4122 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4123 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4124 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4125 m68k/t-mlib to tmake_file.
4126 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4127 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4128 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4129 Allow it to be cf or m68k. Set m68k_arch_family. If that
4130 variable is not empty, add t-$m68k_arch_family to tmake_file.
4131 Add t-mlibs to tmake_file.
4132 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4133 * config/m68k/t-cf: New file.
4134 * config/m68k/t-m68k: Likewise.
4135 * config/m68k/t-mlibs: Likewise.
4136 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4137 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4138 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4139 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4142 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4143 (INSTALL_LIBGCC): Delete.
4144 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4145 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4146 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4147 (M68K_MLIB_CPU): Define.
4148 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4149 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4150 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4152 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4153 Richard Guenther <rguenther@suse.de>
4156 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4157 against INT_MIN/INT_MAX.
4158 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4159 file if a loop is removed.
4161 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4163 * calls.c (store_one_arg): Pass correct alignment to
4164 emit_push_insn for non-BLKmode values.
4165 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4166 unaligned stack slot via a suitably aligned slot.
4168 2007-02-08 DJ Delorie <dj@redhat.com>
4170 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4172 (legal_subregs): Use unsigned char, make const.
4173 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4175 2007-02-08 Paul Brook <paul@codesourcery.com>
4177 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4178 special interworking needed.
4180 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4182 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4183 conditional to __SSE2__.
4184 (Entries below should have been added to first ChangeLog
4185 entry for amdfam10 dated 2007-02-05)
4186 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4188 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4190 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4193 2007-02-08 DJ Delorie <dj@redhat.com>
4195 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4196 * config/m32c/m32c.c (legal_subregs): New.
4197 (m32c_illegal_subreg_p): New.
4198 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4199 unsupported subregs of hard regs.
4201 2007-02-08 Jan Hubicka <jh@suse.cz>
4203 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4204 the same one; always update histograms.
4206 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4208 * passes.c (init_optimization_passes): Tidy comment.
4210 2007-02-08 Roger Sayle <roger@eyesopen.com>
4212 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4213 strip zero_extend, bswap and rotates from POCOUNT's argument.
4214 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4215 zero_extend and rotates from PARITY's argument.
4216 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4217 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4218 of an integer constant at compile-time.
4220 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4223 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4225 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4228 * tree-ssa-live.c (remove_unused_locals): Do not remove
4229 TREE_ADDRESSABLE variables.
4230 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4231 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4232 FOR_CLOBBER. Update all users.
4233 If VAR has an associated alias set, add a virtual operand for
4234 it if no alias is found to conflict with the memory reference.
4236 2007-02-07 Jan Hubicka <jh@suse.cz>
4237 Robert Kidd <rkidd@crhc.uiuc.edu>
4239 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4241 2007-02-07 Ian Lance Taylor <iant@google.com>
4243 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4245 2007-02-07 Roger Sayle <roger@eyesopen.com>
4247 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4248 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4249 tablejumpdi, movsi_to_cr_one): Remove constraints from
4250 define_expand's match_operands.
4252 2007-02-07 Roger Sayle <roger@eyesopen.com>
4254 * global.c (compute_regsets): Move declatation of "i" inside of
4255 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4257 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4260 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4261 of INDIRECT_REF <RESULT_DECL>.
4263 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4265 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4266 Kaz Kojima <kkojima@gcc.gnu.org>
4269 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4271 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4273 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4275 * doc/loop.texi: Document possibility not to perform disambiguation
4276 of loops with multiple latches.
4277 * cfgloopmanip.c (alp_enum_p): Removed.
4278 (add_loop): Handle subloops. Use get_loop_body_with_size.
4279 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4280 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4281 the new forwarder block.
4282 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4283 Handle the case latch is NULL.
4284 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4285 when marking loop exits.
4286 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4288 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4289 disambiguate_loops_with_multiple_latches.
4290 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4291 before fix_loop_structure.
4292 * cfgloop.c: Include pointer-set.h and output.h.
4293 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4294 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4295 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4296 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4297 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4298 disambiguate_multiple_latches, get_loop_body_with_size,
4299 disambiguate_loops_with_multiple_latches): New functions.
4300 (flow_loop_dump): Dump multiple latch edges.
4301 (flow_loop_nodes_find): Handle loops with multiple latches.
4302 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4303 (glb_enum_p): Modified.
4304 (get_loop_body): Use get_loop_body_with_size.
4305 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4306 (AVOID_CFG_MODIFICATIONS): New constant.
4307 (disambiguate_loops_with_multiple_latches, add_loop,
4308 get_loop_body_with_size): Declare.
4309 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4311 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4314 * global.c (compute_regsets): New function.
4315 (global_alloc): Refactored ELIMINABLE_REGSET
4316 and NO_GLOBAL_ALLOC_REGS computation out.
4317 (rest_of_handle_global_alloc): Call compute_regsets()
4318 for non-optimizing case.
4320 2007-02-06 Richard Henderson <rth@redhat.com>
4322 * config/i386/constraints.md (Y2): Rename from Y.
4323 (Yi): New constraint.
4324 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4325 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4326 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4327 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4328 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4329 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4330 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4331 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4332 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4333 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4334 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4335 vec_extractv2si_1): Change Y constraints to Y2.
4336 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4337 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4338 Change Y constraints to Y2.
4339 (sse2_loadld): Change Y constraints to x.
4341 2007-02-06 Roger Sayle <roger@eyesopen.com>
4343 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4344 (parity<mode>2): New define_expand using rs6000_emit_parity.
4345 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4346 rs6000_emit_parity): New functions.
4347 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4348 rs6000_emit_parity): Prototype here.
4350 2007-02-06 Ian Lance Taylor <iant@google.com>
4352 * lower-subreg.c (simple_move_operand): Reject CONST.
4353 (resolve_clobber): Call validate_change rather than directly
4354 assigning to XEXP (pat, 0).
4356 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4358 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4359 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4360 (tree-cfg.o): Remove hashtab.h dependency.
4362 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4363 (struct ivopts_data): Change niters to pointer_map_t.
4364 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4365 (niter_for_exit): Create pointer_map on demand. Change for
4367 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4368 (free_loop_data): Destroy data->niters if created and reset field.
4369 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4370 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4372 * tree-ssa-reassoc.c: Include pointer-set.h.
4373 (bb_rank): Change to long *.
4374 (operand_rank): Change to pointer_map_t.
4375 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4376 (insert_operand_rank): Accept long.
4377 (operand_entry_hash, operand_entry_eq): Remove.
4378 (get_rank): Return long. Adjust for changes above.
4379 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4381 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4383 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4384 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4385 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4387 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4388 directly since it cannot be NULL.
4389 (get_vi_for_tree): Rewrite for pointer_map API.
4390 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4391 (init_alias_vars): Create vi_for_tree as pointer_map.
4392 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4394 * tree-cfg.c: Don't include hashtab.h.
4395 (edge_to_cases): Declare as pointer_map.
4396 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4398 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4399 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4400 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4402 (record_switch_edge): Delete.
4403 (get_cases_for_edge): Adjust for pointer_map API, inline
4404 record_switch_edge (rewritten for new API), remove goto.
4406 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4408 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4409 * tree-nested.c: Include pointer-set.h.
4410 (var_map_elt, var_map_eq, var_map_hash): Delete.
4411 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4413 (nesting_info_bitmap_obstack): New.
4414 (lookup_field_for_decl): Adjust for pointer_map API.
4415 (lookup_tramp_for_decl): Adjust for pointer_map API.
4416 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4417 (get_local_debug_decl): Adjust for pointer_map API.
4418 (convert_nl_goto_reference): Adjust for pointer_map API.
4419 (convert_nl_goto_receiver): Adjust for pointer_map API.
4420 (create_nesting_tree): Create outside GGC space. Create bitmap on
4421 the new obstack. Create field_map and var_map as pointer_maps.
4422 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4424 (lower_nested_functions): Move root here, no need to NULL it.
4425 Initialize and release the obstack.
4427 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4429 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4430 Remove prototypes and make them non-static.
4431 (struct tree_int_map): Remove.
4432 * tree.h (struct tree_int_map): Move here, turning TO into an
4434 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4436 * tree.h (TREE_COMPLEXITY): Remove.
4437 (struct tree_exp): Remove complexity field.
4438 * tree.c (build1_stat): Don't set it.
4440 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4441 Victor Kaplansky <victork@il.ibm.com>
4443 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4444 (vect_is_simple_reduction): Support reduction with induction as
4445 one of the operands.
4446 (vect_is_simple_iv_evolution): Fix formatting.
4447 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4448 formatting. Don't mark induction phis for vectorization.
4449 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4450 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4451 (vect_get_vec_def_for_operand): Support induction.
4452 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4454 (vectorizable_reduction): Support reduction with induction as one of
4456 (vectorizable_type_demotion): Use def-type of stmt argument rather
4457 than dummy def-type.
4459 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4460 flag_tree_scev_cprop.
4461 * common.opt (tree-scev-cprop): New flag.
4463 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4464 call to vect_get_new_vect_var.
4466 2007-02-06 Ira Rosen <irar@il.ibm.com>
4468 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4469 vectype is not NULL.
4470 (vect_pattern_recog_1): Likewise.
4472 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4474 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4475 (fold_negate_expr): Likewise.
4477 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4480 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4481 even if cv-qualification is the same.
4483 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4485 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4486 __enable_execute_stack on completion.
4488 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4490 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4491 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4492 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4493 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4494 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4495 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4496 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4497 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4499 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4501 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4502 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4503 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4504 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4505 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4506 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4507 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4508 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4509 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4510 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4511 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4512 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4513 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4514 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4515 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4516 sqrtextenddfxf2_i387): Added amdfam10_decode.
4518 * config/i386/athlon.md (athlon_idirect_amdfam10,
4519 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4520 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4521 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4522 athlon_ivector_store_amdfam10): New define_insn_reservation.
4523 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4526 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4528 * config/i386/athlon.md (athlon_call_amdfam10,
4529 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4530 define_insn_reservation.
4531 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4532 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4533 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4535 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4537 * config/i386/athlon.md (athlon_sseld_amdfam10,
4538 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4539 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4541 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4543 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4544 define_insn_reservation.
4545 * config/i386/i386.md (sseins): Added sseins to define_attr type
4546 and define_attr unit.
4547 * config/i386/sse.md: Set type attribute to sseins for insertq
4550 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4552 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4553 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4554 ssecomi_load_amdfam10, ssecomi_amdfam10,
4555 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4556 define_insn_reservation.
4557 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4559 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4561 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4562 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4563 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4564 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4565 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4566 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4567 define_insn_reservation.
4569 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4570 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4571 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4572 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4573 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4577 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4578 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4579 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4580 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4581 athlon_ssemul_load_k8): Added amdfam10.
4583 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4585 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4586 (x86_sse_unaligned_move_optimal): New variable.
4588 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4590 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4591 for unaligned vector SSE double/single precision loads for AMDFAM10.
4593 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4595 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4596 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4597 Define TARGET_CPU_DEFAULT_amdfam10.
4598 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4599 (processor_type): Add PROCESSOR_AMDFAM10.
4601 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4602 processor_type in config/i386/i386.h.
4603 Enable imul peepholes for TARGET_AMDFAM10.
4605 * config.gcc: Add support for --with-cpu option for amdfam10.
4607 * config/i386/i386.c (amdfam10_cost): New variable.
4608 (m_AMDFAM10): New macro.
4609 (m_ATHLON_K8_AMDFAM10): New macro.
4610 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4611 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4612 x86_promote_QImode, x86_integer_DFmode_moves,
4613 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4614 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4615 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4616 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4617 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4618 Enable/disable for amdfam10.
4619 (override_options): Add amdfam10_cost to processor_target_table.
4620 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4621 processor_alias_table.
4622 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4623 (ix86_adjust_cost): Add code for amdfam10.
4625 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4627 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4628 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4629 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4630 * config/i386/i386.h: Add builtin definition for SSE4A.
4631 * config/i386/i386.md: Add support for ABM instructions
4633 * config/i386/sse.md: Add support for SSE4A instructions
4634 (movntss, movntsd, extrq, insertq).
4635 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4636 Add -march=amdfam10 flag.
4637 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4638 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4640 * doc/extend.texi: Add documentation for SSE4A builtins.
4642 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4644 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4646 2007-02-05 Richard Guenther <rguenther@suse.de>
4648 * tree-vectorizer.h (vectorizable_function): Add argument type
4649 argument, change return type.
4650 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4651 * tree-vect-transform.c (vectorizable_function): Handle extra
4652 argument, return vectorized function decl.
4653 (build_vectorized_function_call): Remove.
4654 (vectorizable_call): Handle calls with result and argument types
4655 differing. Handle loop vectorization factor correctly.
4656 * targhooks.c (default_builtin_vectorized_function): Adjust for
4658 * targhooks.h (default_builtin_vectorized_function): Likewise.
4659 * target.h (builtin_vectorized_function): Add argument type
4661 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4662 extra argument, allow vectorizing of lrintf.
4663 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4664 documentation of target hook.
4666 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4669 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4670 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4671 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4673 2007-02-05 Roger Sayle <roger@eyesopen.com>
4675 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4676 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4677 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4678 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4679 before canonicalizing sincos to cexpi.
4680 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4682 2007-02-05 Roger Sayle <roger@eyesopen.com>
4684 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4685 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4686 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4688 2007-02-05 Roger Sayle <roger@eyesopen.com>
4690 * mips-tfile.c (initialize_init_file): Correct endianness test.
4692 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4694 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4697 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4699 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4700 saves in a PARALLEL before the register assignments.
4702 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4704 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4705 DWARF_FRAME_RETURN_COLUMN to be a general register.
4706 * dwarf2out.c (init_return_column_size): New function, split from...
4707 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4708 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4709 to be nongeneral registers.
4710 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4712 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4713 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4715 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4717 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4719 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4721 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4722 (remove_path): Use can_remove_branch_p and remove_branch instead
4723 of loop_delete_branch_edge.
4724 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4725 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4726 Update profile using scale_dominated_blocks_in_loop.
4727 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4728 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4729 (can_remove_branch_p, remove_branch): Declare.
4730 * tree-cfg.c (tree_can_remove_branch_p): New function.
4731 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4732 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4733 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4735 2007-02-05 Jan Hubicka <jh@suse.cz>
4738 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4739 nodes in cgraph, don't remove offline copy of the function.
4741 2007-02-04 Jan Hubicka <jh@suse.cz>
4743 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4744 vectors might cause maybe_lookup_element_for_expr to be called
4745 on non-sra-candidate.
4747 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4749 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4750 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4751 spelling conventions.
4753 2007-02-04 Richard Guenther <rguenther@suse.de>
4756 * fold-const.c (try_move_mult_to_index): Make sure to not
4757 overflow one dimension of a multi-dimensional array access.
4759 2007-02-04 Jan Hubicka <jh@suse.cz>
4761 * passes.c (init_optimization_passes): Reindent.
4763 2007-02-04 Jan Hubicka <jh@suse.cz>
4764 Eric Botcazou <ebotcazou@adacore.com>
4766 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4767 (execute_fixup_cfg): Break out the abnormal goto code.
4768 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4769 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4770 (optimize_inline_calls): Call make_nonlocal_label_edges.
4772 2007-02-04 Jan Hubicka <jh@suse.cz>
4774 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4775 true when something was changed.
4776 (rename_ssa_copies): When something was changed, do
4777 TODO_remove_unused_locals.
4778 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4779 add TODO_remove_unused_locals when instruction was removed.
4781 2007-02-04 Jan Hubicka <jh@suse.cz>
4783 * ipa-inline.c (try_inline): Improve debug output; work on already
4785 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4786 call try_inline for already inlined edges too when flattening;
4787 inline also functions that make callee growth but overall unit size
4790 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4792 * config/m32c/bitops.md, config/m32c/jump.md,
4793 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4794 config/m32r/m32r.h, config/m32r/m32r.md,
4795 config/m32r/predicates.md, config/m68hc11/larith.asm,
4796 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4797 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4798 config/mips/mips-protos.h, config/mips/mips.c,
4799 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4800 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4801 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4802 spelling conventions.
4804 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4805 Follow spelling conventions.
4807 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4809 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4810 warn about C++0x compatibility.
4812 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4814 * config/h8300/h8300.c, config/h8300/h8300.h,
4815 config/h8300/h8300.md: Follow spelling conventions.
4817 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4820 * combine.c (try_combine): Do not substitute source operand
4821 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4823 2007-02-03 Jan Hubicka <jh@suse.cz>
4825 PR gcov-profile/30650
4826 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4827 do not divide by zero for never executed counters.
4828 (tree_find_values_to_profile): Fix counters.
4829 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4831 2007-02-03 Ian Lance Taylor <iant@google.com>
4833 * lower-subreg.c (simple_move_operand): New static function,
4834 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4836 (simple_move): Call simple_move_operand.
4837 (find_decomposable_subregs): Add special handling of MEMs.
4838 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4839 meaning of return value. If we see a hard register, test whether
4840 it can store a word_mode value. Change all callers.
4842 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4844 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4845 ftrapv insns and expanders.
4846 (subdi3): Change define_expand operand 1 to arith11_operand, and
4847 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4848 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4849 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4853 * varasm.c (notice_global_symbol): Treat global objects as weak when
4856 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * emit-rtl.c (dconstpi): Delete.
4860 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4861 * real.h (dconstpi): Delete.
4863 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4864 (fold_builtin_hypot): Likewise.
4866 2007-02-03 Tom Tromey <tromey@redhat.com>
4869 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4870 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4872 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4874 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4875 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4876 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4877 config/rs6000/cell.md, config/rs6000/darwin.h,
4878 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4879 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4880 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4881 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4882 typos. Follow spelling conventions.
4883 * doc/invoke.texi: Follow spelling conventions.
4885 2007-02-03 Roger Sayle <roger@eyesopen.com>
4887 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4888 canonicalization transformations that attempt to simplify integer
4889 constant comparisons to become comparisons against zero.
4891 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4893 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4895 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4896 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4898 2007-02-02 Mike Stump <mrs@apple.com>
4900 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4901 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4902 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4903 generate a branch island.
4905 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4907 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4908 (xtensa_legitimate_address_p): New.
4909 (xtensa_legitimize_address): New.
4910 (xtensa_output_addr_const_extra): New.
4911 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4913 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4914 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4915 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4916 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4917 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4918 (xtensa_legitimize_address): New.
4919 (xtensa_output_addr_const_extra): New.
4921 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4923 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4925 2007-02-02 Ian Lance Taylor <iant@google.com>
4927 * expmed.c (expand_divmod): Add comment.
4929 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4931 * emit-rtl.c (renumber_insns): Remove.
4932 * flags.h: Remove the extern for flag_renumber_insns.
4933 * rtl.h: Remove the prototype for renumber_insns.
4934 * toplev.c (flag_renumber_insns): Remove.
4936 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4938 Revert for x86 darwin:
4939 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4941 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4942 code before the following patch under TARGET_MACHO.
4943 (ix86_function_value_regno_p): Likewise.
4945 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4947 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4950 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4953 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4954 general or fp registers. Add comments.
4955 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4957 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4959 * pointer-set.c (insert_aux): Only return insertion slot.
4960 (pointer_set_insert): Adjust.
4961 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
4962 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
4963 pointer_map_traverse): New.
4964 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
4965 pointer_map_create, pointer_map_destroy, pointer_map_insert,
4966 pointer_map_contains, pointer_map_traverse): Declare.
4968 2007-02-02 Jakub Jelinek <jakub@redhat.com>
4971 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
4972 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
4974 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4976 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
4978 (struct _dep): New type.
4979 (dep_t): New typedef.
4980 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
4981 (DEP_STATUS): New access macro. The macro with the same name was
4982 renamed to DEP_LINK_STATUS.
4983 (dep_init): Declare function
4985 (struct _dep_link): New type.
4986 (dep_link_t): New typedef.
4987 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
4988 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
4989 (DEP_LINK_STATUS): New macro.
4990 (debug_dep_links): New debug function.
4992 (struct _deps_list): New type.
4993 (deps_list_t): New typedef.
4994 (DEPS_LIST_FIRST): New access macro.
4995 (FOR_EACH_DEP_LINK): New cycle macro.
4996 (create_deps_list, free_deps_list, delete_deps_list): Declare
4998 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4999 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5000 (copy_deps_list_change_con): Ditto.
5002 (move_dep_link): Declare function.
5004 (struct _dep_node): New type.
5005 (dep_node_t): New typedef.
5006 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5008 (struct haifa_insn_data.back_deps): New field to hold backward
5009 dependencies of the insn.
5010 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5012 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5013 Change its type to deps_list_t.
5014 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5015 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5016 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5018 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5020 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5022 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5024 (dep_cost): Declare.
5026 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5027 (ds_to_dk, dk_to_ds): New functions.
5029 (init_dep_1): New static function.
5030 (init_dep): New function.
5031 (copy_dep): New static function.
5033 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5035 (detach_dep_link): New static function.
5036 (move_dep_link): New function.
5038 (dep_links_consistent_p, dump_dep_links): New static functions.
5039 (debug_dep_links): New debugging function.
5041 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5043 (alloc_deps_list, init_deps_list): New static functions.
5044 (create_deps_list): New function.
5045 (clear_deps_list): New static function.
5046 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5047 (deps_list_consistent_p, dump_deps_list): New static functions.
5048 (debug_deps_list): New function.
5049 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5051 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5053 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5054 use new scheduler dependencies lists.
5055 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5056 (sched_analyze): Ditto. Initialize dependencies lists.
5057 (add_forw_dep, compute_forward_dependences): Update to use new
5058 scheduler dependencies lists.
5060 (init_dependency_caches): Init deps_obstack.
5061 (free_dependency_caches): Free deps_obstack.
5063 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5064 new scheduler dependencies lists.
5065 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5066 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5068 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5069 Update to use new scheduler dependencies lists.
5070 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5071 (debug_dependencies): Ditto.
5072 (schedule_region): Update comments.
5074 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5075 scheduler dependencies lists.
5076 (schedule_ebb): Update comments.
5078 * rtl.def (DEPS_LIST): Remove.
5080 * lists.c (unused_deps_list): Remove.
5081 (free_list): Update assertions.
5083 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5084 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5086 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5087 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5089 * haifa-sched.c (comments): Update.
5090 (insn_cost1): Remove. Inline the code into insn_cost ().
5091 (insn_cost): Update to use new scheduler dependencies lists. Move
5092 processing of the dependency cost to dep_cost ().
5093 (dep_cost): New function. Use it instead of insn_cost () when
5094 evaluating cost of the dependency. Use compatible interface to
5095 interact with the target.
5096 (priority): Update to use new scheduler dependencies lists.
5097 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5098 with greater number of insns that depend on the insn.
5099 (schedule_insn): Update to use new scheduler dependencies lists. Add
5100 code to free backward dependencies lists. Inline and optimize code
5101 from resolve_dep () - see PR28071.
5102 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5103 lists. Update call to targetm.sched.is_costly_dependence hook.
5105 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5106 scheduler dependencies lists.
5108 (resolve_dep): Remove. Move the logic to schedule_insn ().
5109 (init_h_i_d): Initialize dependencies lists.
5111 (process_insn_depend_be_in_spec): Rename to
5112 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5114 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5115 Update to use new scheduler dependencies lists.
5116 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5118 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5119 new scheduler dependencies lists.
5120 (build_intra_loop_deps): Ditto.
5122 * target.h (struct _dep): Declare to use in
5123 gcc_target.sched.is_costly_dependence.
5124 (struct gcc_target.sched.adjust_cost): Fix typo.
5125 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5126 single dep_t parameter instead of an equivalent triad.
5127 (struct gcc_target.sched.adjust_cost_2): Remove.
5129 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5131 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5133 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5135 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5137 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5138 (REG_DEP_TRUE): Document.
5140 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5141 Change signature to correspond to the targetm.sched.adjust_cost hook.
5142 Update use in TARGET_SCHED_ADJUST_COST_2.
5143 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5144 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5145 new scheduler dependencies lists.
5146 (ia64_gen_check): Ditto.
5148 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5151 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5152 signature to correspond to the targetm.sched.is_costly_dependence hook.
5153 (is_costly_group): Update to use new scheduler dependencies lists.
5155 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5156 instead of INSN_COST () macro.
5158 2007-02-01 Ian Lance Taylor <iant@google.com>
5160 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5162 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5164 * pa.md (tp_load): Correct mfctl instruction syntax.
5166 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5168 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5169 altivec_padding_size calculation on AIX. Improve comment, add
5170 assert to verify that it's right.
5172 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5175 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5178 * global.c (global_alloc): Add mising initialization of
5181 2007-02-01 Roger Sayle <roger@eyesopen.com>
5183 * alias.c (init_alias_analysis): Correct whitespace.
5184 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5185 partition_hot_cold_basic_blocks): Likewise.
5186 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5187 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5188 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5189 fold_builtin_snprintf_chk, fold_builtin_printf,
5190 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5191 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5192 * cfgcleanup.c (cleanup_cfg): Likewise.
5193 * cfgexpand.c (tree_expand_cfg): Likewise.
5194 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5195 * function.c (get_next_funcdef_no): Likewise.
5196 * gengtype.c (main): Likewise.
5197 * genmodes.c (main): Likewise.
5198 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5199 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5200 * ifcvt.c (noce_emit_move_insn): Likewise.
5201 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5203 * stor-layout.c (get_best_mode): Likewise.
5204 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5205 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5206 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5207 perform_var_substitution, solve_graph): Likewise.
5208 * tree-vrp.c (vrp_finalize): Likewise.
5210 2007-02-01 Ian Lance Taylor <iant@google.com>
5212 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5213 high part of a paradoxical subreg, return a constant zero.
5215 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5217 * toplev.c (lang_dependent_init): Call init_set_costs.
5218 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5220 2007-02-01 Richard Guenther <rguenther@suse.de>
5223 * fold-const.c (fold_negate_expr): Allow negating a
5224 constant if overflow does not change.
5226 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5228 * doc/c-tree.texi (Expression trees): Improve markup.
5229 * doc/tm.texi (Register Classes, Addressing Modes)
5230 (Floating Point): Fix spacing after abbreviations. Fix some
5233 2007-02-01 Ben Elliston <bje@au.ibm.com>
5235 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5236 * doc/contrib.texi: Likewise.
5237 * doc/install.texi: Likewise.
5239 2007-01-31 Richard Henderson <rth@redhat.com>
5240 Ian Lance Taylor <iant@google.com>
5242 * lower-subreg.c: New file.
5243 * rtl.def (CONCATN): Define.
5244 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5246 * emit-rtl.c (update_reg_offset): New static function, broken out
5247 of gen_rtx_REG_offset.
5248 (gen_rtx_REG_offset): Call update_reg_offset.
5249 (gen_reg_rtx_offset): New function.
5250 * regclass.c: Revert patch of 2006-03-05, restoring
5252 (clear_reg_info_regno): New function.
5253 * dwarf2out.c (concatn_loc_descriptor): New static function.
5254 (loc_descriptor): Handle CONCATN.
5255 * common.opt (fsplit_wide_types): New option.
5256 * opts.c (decode_options): Set flag_split_wide_types when
5258 * timevar.def (TV_LOWER_SUBREG): Define.
5259 * rtl.h (gen_reg_rtx_offset): Declare.
5260 (reg_scan_update): Declare.
5261 * regs.h (clear_reg_info_regno): Declare.
5262 * tree-pass.h (pass_lower_subreg): Declare.
5263 (pass_lower_subreg2): Declare.
5264 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5265 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5267 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5268 * Makefile.in (OBJS-common): Add lower-subreg.o.
5269 (lower-subreg.o): New target.
5271 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5273 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5275 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5278 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5280 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5283 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5285 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5287 * cfgloop.h: Include vec-prim.h.
5288 (enum li_flags): Remove LI_ONLY_OLD.
5289 (loop_iterator): Changed.
5290 (fel_next, fel_init): Iterate over loop tree.
5291 (FOR_EACH_LOOP_BREAK): New macro.
5292 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5294 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5295 * modulo-sched.c (sms_schedule): Ditto.
5296 * tree-vectorizer.c (vectorize_loops): Ditto.
5297 * doc/loop.texi: Update information on loop numbering and behavior of
5298 FOR_EACH_LOOP wrto new loops.
5299 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5300 add_to_evolution_1): Test nestedness of loops instead of comparing
5302 * tree-chrec.c (chrec_fold_plus_poly_poly,
5303 chrec_fold_multiply_poly_poly, chrec_evaluate,
5304 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5305 reset_evolution_in_loop): Ditto.
5306 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5308 2007-01-31 Dirk Mueller <dmueller@suse.de>
5310 * c-common.c (warn_about_parentheses): Separate warning about
5311 un-parenthized sequence of comparison operators from the one
5312 which is supposed to warn about x <= y <= z.
5314 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5316 * optabs.h (enum optab_index): Add new OTI_isinf.
5317 (isinf_optab): Define corresponding macro.
5318 * optabs.c (init_optabs): Initialize isinf_optab.
5319 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5321 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5322 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5324 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5325 expand_builtin_interclass_mathfn.
5326 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5327 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5328 (fxam<mode>2_i387): New insn pattern.
5329 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5330 built-in functions as x87 inline asm.
5332 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5334 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5336 2007-01-30 Eric Christopher <echristo@apple.com>
5338 * config.gcc: Add geode.
5340 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5342 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5343 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5344 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5345 value-prof.c: Fix comment typos.
5347 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5350 * doc/invoke.texi (Wpointer-arith): Document warning.
5352 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5354 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5355 the list of discrepancies from the draft TR.
5357 2007-01-30 Dirk Mueller <dmueller@suse.de>
5360 * doc/invoke.texi (-Wreturn-type): Update description to
5363 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5365 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5367 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5369 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5370 to handle optabs that operate on floating point input argument and
5371 output to integer output.
5372 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5373 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5374 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5375 expand_builtin_interclass_mathfn ().
5376 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5378 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5379 ilogbl built-in functions as x87 intrinsics.
5381 2007-01-30 Richard Guenther <rguenther@suse.de>
5384 * dwarf2out.c (reference_to_unused): Query varpool if the
5385 variable was output.
5387 2007-01-30 Richard Guenther <rguenther@suse.de>
5390 * passes.c (execute_one_pass): Reset in_gimple_form to not
5391 confuse non-unit-at-a-time mode.
5393 2007-01-29 Roger Sayle <roger@eyesopen.com>
5394 Richard Guenther <rguenther@suse.de>
5396 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5397 avoid undefined behaviour on overflow. Use force_fit_type_double
5398 to construct the constant with the specified TREE_OVERFLOW.
5400 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5402 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5403 * config/dfp-bit.h: Ditto.
5405 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5407 * c-decl.c (pop_scope): Replace warnings with call to
5408 warn_for_unused_label.
5409 * c-common.h (warn_for_unused_label): Declare.
5410 * c-common.c (warn_for_unused_label): Define.
5412 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5414 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5417 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5419 * Makefile.in (USER_H): Remove decfloat.h.
5420 * ginclude/decfloat.h: Delete, moving contents to ...
5421 * ginclude/float.h: Add support for decimal floating point,
5422 guarded by __STDC_WANT_DEC_FP__.
5424 2007-01-29 Mike Stump <mrs@apple.com>
5426 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5427 Analysis and Representation to resolve case insensitive conflict.
5428 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5430 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5432 * tree.h (struct tree_memory_tag): Add aliases member.
5433 (MTAG_ALIASES): New macro.
5434 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5435 (add_may_alias): Remove pointer-set. Update for may_aliases being
5437 (mark_aliases_call_clobbered): Update for may_aliases being a
5439 (compute_tag_properties): Ditto.
5440 (create_partition_for): Ditto.
5441 (compute_memory_partitions): Ditto.
5442 (dump_may_aliases_for): Ditto.
5443 (is_aliased_with): Ditto.
5444 (add_may_alias_for_new_tag): Ditto.
5445 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5446 (compute_is_aliased): New function.
5447 (compute_may_aliases): Call compute_is_aliased).
5448 (init_alias_info): Initialize alias_bitmap_obstack.
5449 (union_alias_set_into): New function.
5450 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5451 (have_common_aliases_p): Rewrite to take two bitmaps and use
5453 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5455 (finalize_ref_all_pointers): Update for add_may_alias changes.
5456 (new_type_alias): Ditto.
5457 * tree-flow-inline.h (may_aliases): Return a bitmap.
5458 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5459 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5460 may_aliases being a bitmap.
5461 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5462 may_aliases now returns a bitmap.
5463 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5465 * tree-ssa-operands.c (add_virtual_operand): Update for
5466 may_aliases being a bitmap.
5468 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5470 PR tree-optimization/30630
5471 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5472 variable as changed.
5474 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5477 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5478 expanded only once even if an error occurs.
5480 2007-01-29 Ben Elliston <bje@au.ibm.com>
5482 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5483 (__gcov_average_profiler): Likewise.
5484 (__gcov_ior_profiler): Likewise.
5485 (__gcov_merge_ior): Likewise.
5487 2007-01-28 Jan Hubicka <jh@suse.cz>
5489 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5490 * value-prof.c (stringop_block_profile): Likewise.
5492 2007-01-28 Jan Hubicka <jh@suse.cz>
5494 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5495 variant handling histograms; add wrapper.
5496 (clear_storage_via_libcall): Export.
5497 (emit_block_move_hints): Break out from ...; add histograms.
5498 (emit_block_move): ... this one.
5499 (clear_storage_hints): Break out from ...; add histograms.
5500 (clear_storage): ... this one.
5501 (set_storage_via_memset): Handle histogram.
5502 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5503 (clear_storage_hints, clear_storage_via_libcall): Declare.
5504 (set_storage_via_setmem): Update prototype.
5505 * doc/md.texi (movmem, setmem): Document new arguments.
5507 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5509 (stringop_block_profile): New global function.
5510 (tree_stringops_values_to_profile): Profile block size and alignment.
5511 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5513 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5514 (stringop_block_profile): Declare.
5515 * builtins.c: Include value-prof.h.
5516 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5517 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5518 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5519 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5520 * profile.c (instrument_values): Add new counters.
5521 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5523 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5524 (tree_init_edge_profiler): Build new profilers.
5525 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5526 (pass_tree_profile): Add dump.
5527 (tree_profile_hooks): Update.
5528 * Makefile.in (LIBGCOV): Add new constants.
5529 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5530 __gcov_ior_profiler): New.
5531 * i386.md (movmem/setmem expanders): Add new optional arguments.
5533 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5535 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5537 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5539 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5540 (tree_unswitch_single_loop): Pass eni_size_weights to
5541 tree_num_loop_insns.
5542 * tree-ssa-loop-manip.c: Include tree-inline.h.
5543 (can_unroll_loop_p): Pass eni_size_weights to
5544 tree_num_loop_insns.
5545 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5546 Pass eni_size_weights to estimate_num_insns.
5547 * tree.h (init_inline_once): Export.
5548 * toplev.c (backend_init): Call init_inline_once.
5549 * cgraphunit.c (cgraph_process_new_functions,
5550 cgraph_analyze_function): Pass eni_inlining_weights to
5552 * ipa-inline.c (compute_inline_parameters): Ditto.
5553 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5554 to estimate_num_insns.
5555 (try_unroll_loop_completely): Pass eni_size_weights to
5556 tree_num_loop_insns.
5557 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5558 ot estimate_num_insns.
5559 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5560 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5561 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5562 eni_time_weights): New variables.
5563 (init_inline_once): Initialize them.
5564 (struct eni_data): Mew.
5565 (estimate_num_insns_1, estimate_num_insns): Use weights.
5566 * tree-inline.h (struct eni_weights_d): New.
5567 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5568 (estimate_num_insns): Declaration changed.
5569 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5570 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5571 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5573 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5575 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5576 relations in the conflict function is valid.
5578 2007-01-27 Ian Lance Taylor <iant@google.com>
5580 * common.opt: Add fstrict-overflow.
5581 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5582 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5583 (TYPE_OVERFLOW_UNDEFINED): Define.
5584 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5586 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5587 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5588 (fold_negate_expr): Likewise.
5589 (make_range): Likewise.
5590 (extract_muldiv_1): Likewise.
5591 (maybe_canonicalize_comparison): Likewise.
5592 (fold_comparison): Likewise.
5593 (fold_binary): Likewise.
5594 (tree_expr_nonnegative_p): Likewise.
5595 (tree_expr_nonzero_p): Likewise.
5596 * tree-vrp.c (compare_values): Likewise.
5597 (extract_range_from_binary_expr): Likewise.
5598 (extract_range_from_unary_expr): Likewise.
5599 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5601 (nowrap_type_p): Likewise.
5602 * tree-scalar-evolution.c (simple_iv): Likewise.
5603 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5604 (build_range_check): Likewise.
5605 (extract_muldiv_1): Likewise.
5606 (fold_comparison): Likewise.
5607 * tree-vrp.c (vrp_int_const_binop): Likewise.
5608 (extract_range_from_unary_expr): Likewise.
5609 * convert.c (convert_to_integer): Likewise.
5610 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5611 (fold_comparison): Likewise.
5612 (fold_binary): Likewise.
5613 * optabs.c (optab_for_tree_code): Likewise.
5614 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5615 * simplify-rtx.c (simplify_const_relational_operation): Check
5616 flag_strict_overflow and flag_trapv.
5617 (simplify_const_relational_operation): Likewise.
5618 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5619 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5622 2007-01-27 Roger Sayle <roger@eyesopen.com>
5624 * tree.c (tree_fold_gcd): Delete.
5625 * tree.h (tree_fold_gcd): Remove prototype.
5626 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5627 test whether one constant integer is a multiple of another. Instead
5628 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5629 * fold-const.c (multiple_of_p): We've determined both TOP and
5630 BOTTOM are integer constants so we can call int_const_binop directly
5631 instead of the more generic const_binop.
5633 2007-01-27 Roger Sayle <roger@eyesopen.com>
5635 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5636 1*X check that the constant hasn't overflowed, to preserve the
5638 (round_up): Provide an efficient implementation when rouding-up an
5639 INTEGER_CST to a power-of-two.
5641 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5643 * doc/sourcebuild.texi: Add comma for clarity.
5644 * doc/extend.texi: Fix some typos.
5645 * doc/passes.texi: Likewise.
5646 * doc/cppinternals.texi: Likewise.
5647 * doc/c-tree.texi: Likewise.
5648 * doc/tree-ssa.texi: Likewise.
5649 * doc/install.texi: Likewise.
5651 2007-01-27 Jan Hubicka <jh@suse.cz>
5653 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5654 (pass_sra): Do not require alias information.
5655 * passes.c (init_optimization_passes): Add SRA
5657 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5659 * tracer.c (rest_of_handle_tracer): We already cleaned
5660 up the CFG in tracer() so don't do it here again.
5661 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5662 cleanup_cfg here, either. And don't call renumber_insns.
5664 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5665 and BB_HEAD are in the insn stream here. Instead make sure
5666 that BB_INSN is valid on all insns. Also, do check here that
5667 there are no pending branch predictions...
5668 (rtl_verify_flow_info): ...instead of doing it here. Checks
5669 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5672 2007-01-26 Roger Sayle <roger@eyesopen.com>
5674 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5675 function to simplify/factorize operand order canonicalization.
5676 (ix86_fixup_binary_operands): Reorganize using the above function.
5677 (ix86_binary_operator_ok): Likewise.
5679 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5681 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5682 file scope from optimize_attrs.
5683 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5685 (optimize_attrs): Clear insn_code_values after freeing it.
5687 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5689 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5690 a parts.base assignment.
5692 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5694 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5695 (compute_subscript_distance, initialize_data_dependence_relation,
5696 finalize_ddr_dependent, analyze_ziv_subscript,
5697 analyze_siv_subscript_cst_affine,
5698 compute_overlap_steps_for_affine_univar,
5699 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5700 analyze_siv_subscript, analyze_miv_subscript,
5701 analyze_overlapping_iterations, subscript_dependence_tester_1,
5702 compute_self_dependence, free_dependence_relation): Work
5703 with affine_fn instead of chrecs.
5704 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5705 common_affine_function, affine_function_base,
5706 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5707 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5708 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5709 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5710 (all_chrecs_equal_p): Removed.
5711 * tree-data-ref.h (affine_fn, conflict_function): New types.
5712 (struct subscript): Change type of conflicting_iterations_in_a
5713 and conflicting_iterations_in_b.
5715 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5718 * config/pa/pa.h (TARGET_HPUX_11): New.
5719 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5720 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5722 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5723 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-structalias.c (solve_graph): Handle case
5726 we merged the variable to another.
5728 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5730 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5733 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5734 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5736 2007-01-25 DJ Delorie <dj@redhat.com>
5738 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5739 allow changes to modes which don't fit in those registers.
5741 * reload1.c (choose_reload_regs): Check for invalid subregs before
5742 computing their locations, not after.
5744 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5747 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5748 save Altivec registers in an eh_return function.
5749 (compute_vrsave_mask): Likewise.
5750 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5751 for saving Altivec registers.
5752 (rs6000_emit_prologue): Don't allocate stack twice in
5753 eh_return function. Correct expected value of altivec_save_offset
5754 when using save_world. Describe save of R0 to stack when using
5755 save_world. Describe stack pointer adjustment when using
5756 save_world. Remove duplicated eh_return parameter register saving.
5757 Update sp_offset variable after save_world.
5758 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5760 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5761 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5764 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5766 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5768 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5771 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5772 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5774 2007-01-25 Richard Guenther <rguenther@suse.de>
5776 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5777 * common.opt (-Wcoverage-mismatch): New warning option.
5778 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5779 if -Wcoverage-mismatch is given.
5781 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5783 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5784 (ipcp_driver): Change to static definition.
5785 Add dumping of the ifunctions.
5786 (constant_val_insert): Remove unused parameter. Support for SSA.
5787 (ipcp_propagate_const): Support for SSA.
5788 (ipcp_profile_bb_print): Print only analyzed nodes.
5789 (ipcp_replace_map_create): Remove support for Fortran constant
5791 * ipa-prop.c (ipa_method_modify_stmt,
5792 ipa_callsite_compute_param): Support for SSA.
5793 * ipa-prop.h (ipcp_driver): Remove declaration.
5794 (IS_VALID_TREE_MAP_INDEX): Add define.
5796 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5798 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5800 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5803 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5804 constant argument to cabs and do it without checking for
5805 -funsafe-math-optimizations.
5807 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5809 * c-common.h (RID_FIRST_CXX0X): New.
5810 (RID_LAST_CXX0X): New.
5811 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5813 * c.opt (Wc++0x-compat): New.
5814 * doc/invoke.texi (-Wc++0x-compat): Document.
5816 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5818 * builtins.c (fold_builtin_carg): New.
5819 (fold_builtin_1): Use it.
5821 2007-01-24 Jan Hubicka <jh@suse.cz>
5823 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5825 * ipa-inline.c (initial_insns, max_insns): Delete.
5826 (compute_max_insns): New function.
5827 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5828 of insns as base for code growth.
5829 (cgraph_decide_inlining): Make initial_insns local; do not compute
5831 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5832 * doc/invoke.texi (inline-unit-growth): Update docs.
5834 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5836 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5837 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5838 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5839 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5840 for CPUs that have PTA_CX16 set.
5843 * gimplify.c (omp_check_private): New function.
5844 (gimplify_scan_omp_clauses): Use it for
5845 firstprivate/lastprivate/reduction.
5848 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5849 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5852 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5853 If lower_lastprivate_clauses emits some statements, append them
5854 to dlist rather than body_p and to body_p append an initializer.
5855 (lower_omp_for): Adjust caller.
5857 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5859 * target.h (globalize_decl_name): New.
5860 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5861 * output.h (default_globalize_decl_name): New.
5862 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5864 (globalize_decl): Ditto.
5865 (default_globalize_decl_name): New.
5866 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5867 (ia64_handle_version_id_attribute): New.
5868 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5869 (ia64_asm_output_external): Use globalize_decl_name instead
5871 * doc/extend.texi (version_id): New pragma.
5872 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5874 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5876 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5877 _uleb128_t and _Unwind_SWord with _sleb128_t.
5878 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5879 uw_frame_state_for, uw_update_context_1): Likewise.
5880 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5881 * unwind-pe.h (read_uleb128, read_sleb128,
5882 read_encoded_value_with_base): Likewise.
5883 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5885 2007-01-24 Richard Guenther <rguenther@suse.de>
5887 * builtins.c (expand_builtin_cexpi): Get the fndecl
5888 for cexp in the correct way.
5890 2007-01-24 Jan Hubicka <jh@suse.cz>
5892 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5894 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5896 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5897 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5898 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5899 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5900 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5901 __SIZEOF_PTRDIFF_T__.
5902 * doc/cpp.texi: Documentation for the new builtin macros added.
5904 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5906 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5907 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5908 instead of operands[2] to avoid access past the end of array.
5910 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5912 * reload1.c (emit_reload_insns): Pass the reload register
5913 for a non-spill output reload through forget_old_reloads_1.
5915 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5917 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5918 _SOFT_DOUBLE if doubles use software floating-point.
5919 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5920 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5921 * config/rs6000/darwin-ldouble.c: Also compile functions for
5922 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5923 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5924 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5925 commented-out long double override.
5926 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5927 * config/rs6000/eabispe.h: Likewise.
5928 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5929 long double for non-SPE.
5930 (rs6000_handle_option): Likewise.
5931 (invalid_e500_subreg): Disallow more subregs involding DImode,
5932 DFmode, TImode or TFmode.
5933 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5935 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5937 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5938 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5940 (rs6000_legitimate_address): Also check for TFmode for E500
5942 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5943 (spe_build_register_parallel): Handle TFmode and TCmode.
5944 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5946 (function_arg): Handle TFmode and TCmode for E500 double.
5947 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5949 (print_operand): Handle TFmode and TImode for %y.
5950 (rs6000_generate_compare): Handle TFmode comparisons for E500
5952 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5953 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5954 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5955 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5956 TFmode for E500 double.
5957 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5958 (floatsidf2): Enable for E500 double.
5959 (movtf_softfloat): Use rs6000_nonimmediate_operand.
5960 (extenddftf2): Change to extenddftf2_fprs.
5961 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
5962 depending on TARGET_E500_DOUBLE.
5963 (extendsftf2): Enable for E500 double.
5964 (trunctfdf2): Enable for E500 double.
5965 (trunctfsf2): Change to trunctfsf2_fprs.
5966 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
5967 depending on TARGET_E500_DOUBLE.
5968 (floatsitf2): Enable for E500 double.
5969 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
5970 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
5971 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
5972 (negtf2): Change to negtf2_internal.
5973 (negtf2): New expander.
5974 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
5975 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
5976 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
5977 (movdi_internal32): Use rs6000_nonimmediate_operand.
5978 (unnamed splitter): Likewise.
5979 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
5980 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
5981 (SPE64TF, DITI): New mode macros.
5982 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
5985 (frob_<mode>_di_2): New.
5986 (frob_tf_di_8_2): New.
5987 (frob_di_df): Change to frob_di_<mode>; allow more modes.
5989 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
5991 (frob_ti_<mode>_8_2): New.
5992 (frob_ti_tf_2): New.
5993 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
5994 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
5996 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
5997 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
5998 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
5999 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6000 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6001 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6004 2007-01-23 Ian Lance Taylor <iant@google.com>
6006 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6008 (OBJS-archive): Reformat, alphabetize.
6009 (OBJS): Change out_object_file to OBJS-md.
6011 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6013 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6014 JUMP_P and CALL_P predicates where applicable.
6015 * config/i386/i386.c: Ditto.
6016 * config/i386/i386.md: Ditto.
6017 * config/i386/mmx.md: Ditto.
6018 * config/i386/predicates.md: Ditto.
6020 2007-01-22 Andreas Schwab <schwab@suse.de>
6022 * config/m68k/m68k.h: Fix comment.
6024 2007-01-22 Jan Hubicka <jh@suse.cz>
6026 * passes.c (init_optimization_passes): Do not rerun
6027 pass_early_warn_uninitialized.
6029 2007-01-22 Richard Guenther <rguenther@suse.de>
6031 PR tree-optimization/30038
6032 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6034 (execute_cse_sincos_1): Likewise.
6035 (execute_cse_sincos): Likewise.
6036 (gate_cse_sincos): Likewise.
6037 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6038 the cexpi() canonicalization of sincos().
6039 * tree-pass.h (pass_cse_sincos): Declare.
6040 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6042 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6044 PR rtl-optimization/29329
6045 * combine.c (replaced_rhs_insn): Rename to i2mod.
6046 (replaced_rhs_value): Rename to i2mod_new_rhs.
6047 (i2mod_old_rhs): New global variable.
6048 (combine_instructions): Adjust for above change. Save a copy of
6049 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6050 note are substituted in the second instruction.
6051 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6052 ditch the note if it pertains to the second eliminated register
6053 and this register is mentioned in i2mod_old_rhs.
6056 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6058 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6059 the insn to which the note was originally attached.
6061 2007-01-21 Jan Hubicka <jh@suse.cz>
6063 * ipa-inline.c (inlining_mode): Comment, move up.
6064 (cgraph_decide_inlining_incrementally): Do not perform inlining
6065 itself; fix handling of flattening of self recursive functions.
6066 (cgraph_find_cycles): Remove.
6067 (cgraph_flatten_node): Remove.
6068 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6069 (try_inline): New function.
6070 (cgraph_early_inlining): Update call of
6071 cgraph_decide_inlining_incrementally. Apply inlining here.
6072 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6074 2007-01-21 Dirk Mueller <dmueller@suse.de>
6077 * tree-vrp.c (check_array_bounds): do not warn
6078 about ADDR_EXPR's of ARRAY_REF's which are immediately
6079 used in binary expressions.
6081 2007-01-21 Ira Rosen <irar@il.ibm.com>
6083 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6084 read_write_dep and macros for its access.
6085 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6086 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6087 argument, call vect_check_interleaving for every independent pair of
6088 data-refs. Mark loads that access the same memory location as a store
6090 (vect_check_dependences): Remove.
6091 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6092 call, fix the call to vect_analyze_data_ref_dependence.
6093 (vect_analyze_data_ref_access): For statements that access the same
6094 data-ref, check that they are not stores; for loads, check that there
6095 is no store that access the same location.
6097 2007-01-20 Roger Sayle <roger@eyesopen.com>
6098 Joseph Myers <joseph@codesourcery.com>
6100 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6101 (-fdump-rtl-stack): Likewise.
6102 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6103 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6104 (-mpt-fixed): Use @minus{} for minus sign.
6105 (Using Precompiled Headers): Fix under/overfull hbox.
6107 2007-01-20 Jan Hubicka <jh@suse.cz>
6109 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6110 place within annotation.
6112 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6114 * pa.c (output_move_double): Change array size of xoperands to 4.
6116 2007-01-20 Jan Hubicka <jh@suse.cz>
6118 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6121 2007-01-19 Ian Lance Taylor <iant@google.com>
6123 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6124 constant to unsigned HOST_WIDE_INT before negating.
6126 2007-01-19 Ian Lance Taylor <iant@google.com>
6128 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6130 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6131 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6132 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6133 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6134 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6135 (realloc_vdef, realloc_vuse): Change second parameter to
6137 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6139 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6140 unsigned. Change x and lim locals to unsigned.
6141 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6143 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6144 (copy_virtual_operands): Change i and n locals to unsigned.
6146 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6149 * builtins.c (fold_builtin_1): Handle builtin fdim.
6151 2007-01-20 Jan Hubicka <jh@suse.cz>
6153 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6154 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6155 init_alias_heapvars.
6156 (init_alias_heapvars): Initialize only when not already initialized.
6157 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6159 2007-01-19 Roger Sayle <roger@eyesopen.com>
6161 * common.opt (fsigned-zeros): New command line option.
6162 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6163 of flag_unsafe_math_optimizations.
6164 * opts.c (set_fast_math_flags): The -ffast-math command line option
6165 implies -fno-signed-zeros.
6166 (fast_math_flags_set_p): Likewise.
6168 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6169 the documentation of -ffast-math appropriately. Wrap long lines.
6171 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6173 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6174 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6176 2007-01-19 Tomas Bily <tbily@suse.cz>
6178 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6180 (tree_init_ic_make_global_vars): New function
6181 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6182 (tree_gen_ic_profiler): New function
6183 (tree_gen_ic_func_profiler): New function
6184 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6185 (tree_profile_hooks): Added hook for indirec/virtual calls
6186 * value-prof.c (tree_find_values_to_profile): New case for
6188 (tree_values_to_profile): Call for determining indirect/virtual
6190 (tree_indirect_call_to_profile): New function
6191 (tree_ic_transform): New function
6192 (tree_ic): New function
6193 (find_func_by_pid): New function
6194 (init_pid_map): New function
6195 (tree_value_profile_transformations): Added check for
6196 indirect/virtual call transformation
6197 * value-prof.h (enum hist_type): New counter type for
6198 indirect/virtual calls
6199 (profile_hooks): Added new hook for profiling indirect/virtual
6201 * profile.c (instrument_values): New case for indirect/virtual
6203 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6204 (GCOV_COUNTER_V_INDIR): New counter type
6205 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6206 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6208 * cgraph.c: Definition of cgraph_max_pid
6209 (cgraph_create_node): Default init of pid attribute
6210 * cgraph.h: Declaration of cgraph_max_pid
6211 (struct cgraph_node): Added pid attribute
6212 * libgcov.c (__gcov_indirect_call_profiler): New function
6213 (__gcov_one_value_profiler_body): New function
6214 (__gcov_one_value_profiler): Body was moved to
6215 __gcov_one_value_profiler_body and calls it
6217 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6219 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6220 * gengtype.c (write_types_data, write_func_for_structure,
6221 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6222 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6223 (walk_type, write_func_for_structure): Generate the mark_hook if
6226 2007-01-19 Jan Hubicka <jh@suse.cz>
6228 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6229 'early' argument take inlining mode argument specifying whether to
6230 inline for size/speeed or all functions; add support for flattening;
6232 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6234 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6237 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6238 the name of the declared identifier.
6240 2007-01-19 Dirk Mueller <dmueller@suse.de>
6242 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6243 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6244 duplicate evaluation.
6246 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6248 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6249 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6250 to XFMode, use acosxf2 and truncate result to requested mode.
6251 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6252 (asin<mode>2): Similarly, with asin expanders.
6253 (*fscalexf4_i387): Rename from *fscalexf4.
6254 (expNcorexf3): New expander.
6255 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6256 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6257 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6258 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6259 patterns for SSE math.
6260 (exp10<mode>2): Similarly, with exp10 expanders.
6261 (exp2<mode>2): Similarly, with exp2 expanders.
6262 (expm1<mode>2): Similarly, with expm1 expanders.
6263 (ldexp<mode>3): Similarly, with ldexp expanders.
6264 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6265 Use gen_truncxf<mode>2_i387_noop to truncate result.
6267 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6269 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6270 for ColdFire targets.
6272 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6273 Richard Sandiford <richard@codesourcery.com>
6275 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6276 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6277 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6278 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6279 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6280 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6282 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6284 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6285 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6286 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6287 (*adddi_dilshr32_cf): New pattern.
6288 (adddi3, subdi3): Remove first alternatives.
6290 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6292 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6293 implemented using move.l, do not use its cc result for floating-point
6296 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6298 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6299 from accepting 's' constraints if flag_pic.
6301 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6303 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6304 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6305 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6306 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6308 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6310 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6311 ColdFire alternatives.
6312 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6313 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6314 architectures that support ff1 instruction.
6316 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6317 Julian Brown <julian@codesourcery.com>
6319 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6320 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6321 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6324 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6326 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6328 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6329 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6330 HOST_WIDE_INT instead of an rtx.
6331 (m68k_rtx_costs): Update call accordingly.
6332 (output_move_const_into_data_reg): Likewise. Fix formatting.
6333 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6335 (output_move_simode_const): Update calls after above changes.
6336 Rework to use automatic variables and predicates like MEM_P.
6337 * config/m68k/m68k.md (pushexthisi_const): Update call to
6340 2007-01-19 Dirk Mueller <dmueller@suse.de>
6342 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6345 2007-01-19 Richard Guenther <rguenther@suse.de>
6347 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6348 via cexp in case sincos is not available.
6350 2007-01-19 Richard Guenther <rguenther@suse.de>
6352 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6353 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6354 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6355 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6356 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6357 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6358 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6359 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6361 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6365 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6366 (atan2xf3): Directly generate RTL pattern.
6367 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6368 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6369 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6370 disable patterns for SSE math.
6371 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6372 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6373 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6374 disable patterns for SSE math.
6376 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6378 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6380 2007-01-18 Roger Sayle <roger@eyesopen.com>
6382 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6383 VIEW_CONVERT_EXPR to the same type as it's operand.
6385 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6387 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6388 configured for long double 128.
6390 2007-01-18 Mike Stump <mrs@apple.com>
6392 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6395 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6397 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6400 2007-01-18 Jan Hubicka <jh@suse.cz>
6402 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6403 greater than NUM_VOP_FREE_BUCKETS.
6405 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6407 * tree-ssa-structalias.c: Update comments.
6408 (ptabitmap_obstack): Removed.
6410 (oldpta_obstack): Ditto.
6411 (stats): Add a few members.
6412 (struct variable_info): Remove node, complex, address_taken, and
6413 indirect_target members. Add oldsolution member.
6414 (new_var_info): Do not initialize removed members.
6415 (constraint_expr_type): Remove INCLUDES.
6416 (constraint_graph): Add size, implicit_preds, rep,
6417 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6418 (FIRST_REF_NODE): New macro.
6419 (LAST_REF_NODE): Ditto.
6420 (FIRST_ADDR_NODE): Ditto.
6421 (find): New function.
6423 (dump_constraint): Do not handle INCLUDES.
6424 (insert_into_complex): Do not insert duplicate constraints.
6425 (condense_varmap_nodes): Renamed and rewritten into ...
6426 (merge_node_constraints): This. Also fix bug in handling of
6427 offseted copy constraints.
6428 (clear_edges_for_node): No longer need to deal with preds at all,
6429 or removing associated preds/succs.
6430 (merge_graph_nodes): Deal with indirect_cycles.
6431 Don't deal with predecessors.
6432 (add_implicit_graph_edge): New function.
6433 (add_pred_graph_edge): Ditto.
6434 (add_graph_edge): Don't deal with predecessors.
6435 (build_constraint_graph): Removed.
6436 (build_pred_graph): New function.
6437 (build_succ_graph): Ditto.
6438 (struct scc_info): Removed in_component. Added roots, dfs, and
6439 node_mapping. Remove visited_index, unification_queue.
6440 (scc_visit): Deal with union-find we do now.
6441 Deal with cycles with REF nodes.
6442 (collapse_nodes): Renamed and rewritten to ...
6443 (unify_nodes): This.
6444 (process_unification_queue): Removed.
6445 (topo_visit): Cleanup
6446 (do_da_constraint): Use find.
6447 (do_sd_constraint): Ditto.
6448 (do_ds_constraint): Ditto.
6449 (do_complex_constraint): Ditto.
6450 (init_scc_info): Update for removed and added members.
6451 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6452 (find_indirect_cycles): This.
6453 (equivalence_class): New variable.
6454 (label_visit): New function.
6455 (perform_variable_substitution): Rewritten.
6456 (free_var_substitution_info): New function.
6457 (find_equivalent_node): Ditto.
6458 (move_complex_constraints): Ditto.
6459 (eliminate_indirect_cycles): Ditto.
6460 (solve_graph): Only propagate changed bits.
6461 Use indirect cycle elimination.
6463 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6464 (tree_id_eq): Renamed to ...
6465 (tree_vi_eq): This. Update for member change
6466 (insert_id_for_tree): Renamed and rewritten to ...
6467 (insert_vi_for_tree): This.
6468 (lookup_id_for_tree): Renamed and rewritten to ...
6469 (lookup_vi_for_tree): This.
6470 (get_id_for_tree): Renamed and rewritten to ...
6471 (get_vi_for_tree): Ditto.
6472 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6473 (process_constraint): Don't handle INCLUDES.
6474 Remove special ADDRESSOF case.
6475 (find_func_aliases): Rewrite to use vi functions instead of id
6477 (create_function_info_for): Ditto.
6478 (create_variable_info_for): Ditto.
6479 (intra_create_variable_infos): Ditto.
6480 (merge_smts_into): Ditto.
6481 (find_what_p_points_to): Ditto.
6482 (init_base_vars): Ditto.
6483 (init_alias_vars): Ditto.
6484 (remove_preds_and_fake_succs): New function.
6485 (dump_sa_points_to_info): Dump new stats.
6486 (dump_solution_for_var): Use find.
6487 (set_used_smts): Fix formatting.
6488 (compute_points_to_sets): Updated for new functions.
6489 (ipa_pta_execute): Ditto.
6491 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6492 Richard Sandiford <richard@codesourcery.com>
6494 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6496 * calls.c (expand_call): If the return value is a PARALLEL,
6497 extract its first member.
6498 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6499 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6500 use FUNCTION_EXTRA_EPILOGUE.
6501 (m68k_function_value): Return a PARALLEL if the return value
6502 is of a pointer type.
6503 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6504 (FUNCTION_EXTRA_EPILOGUE): Remove.
6505 * config/m68k/m68k.md (D0_REG): New constant.
6507 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6509 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6510 output a NOP for empty epilogues.
6512 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6514 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6515 before function. Extend register save check to include all
6516 registers, not just integer ones.
6518 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6520 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6521 (m68k_use_return_insn): ...this.
6522 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6523 * config/m68k/m68k.c (use_return_insn): Rename to...
6524 (m68k_use_return_insn): ...this.
6525 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6528 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6530 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6531 nearest even, fix denormal rounding overflow.
6533 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6535 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6536 f%$smove and f%$move.
6537 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6538 (extendsfdf2_cf): Use fdmove instead of f%&move.
6539 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6540 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6542 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6544 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6547 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6549 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6550 (coldfire_single_format): Declare.
6551 (coldfire_double_format): Likewise.
6552 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6553 of qnan_msb_set to determine the lower bits of a canonical
6555 (encode_ieee_double): Likewise.
6556 (encode_ieee_quad): Likewise.
6557 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6558 (mips_single_format): Likewise.
6559 (ieee_double_format): Likewise.
6560 (mips_double_format): Likewise.
6561 (ieee_extended_motorola_format): Likewise.
6562 (ieee_extended_intel_96_format): Likewise.
6563 (ieee_extended_intel_128_format): Likewise.
6564 (ieee_extended_intel_96_round_53_format): Likewise.
6565 (ibm_extended_format): Likewise.
6566 (mips_extended_format): Likewise.
6567 (ieee_quad_format): Likewise.
6568 (mips_quad_format): Likewise.
6569 (vax_f_format): Likewise.
6570 (vax_d_format): Likewise.
6571 (vax_g_format): Likewise.
6572 (i370_single_format): Likewise.
6573 (i370_double_format): Likewise.
6574 (decimal_single_format): Likewise.
6575 (decimal_double_format): Likewise.
6576 (decimal_quad_format): Likewise.
6577 (c4x_single_format): Likewise.
6578 (c4x_extended_format): Likewise.
6579 (real_internal_format): Likewise.
6580 (coldfire_single_format): New real_format.
6581 (coldfire_double_format): Likewise.
6582 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6583 canonical_nan_lsbs_set.
6584 (pdp11_d_format): Likewise.
6585 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6586 if TARGET_COLDFIRE_CPU.
6588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6590 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6591 (output_call, m68k_legitimize_call_address): Declare.
6592 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6593 parenthesees. Add support for a 'W' constraint.
6594 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6595 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6596 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6597 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6599 (override_options): Initialize them. Do not set flag_no_function_cse
6600 for TARGET_ID_SHARED_LIBRARY.
6601 (m68k_output_pic_call): Delete.
6602 (m68k_legitimize_call_address): New function.
6603 (print_operand): Remove the %o prefix. Handle the %p prefix.
6604 (output_call): New function.
6605 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6606 target address from the GOT if symbolic jumps are not allowed.
6607 * config/m68k/m68k.md (call, general_operand): Do not set
6608 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6609 Merge separate flag_pic and !flag_pic define_insns into...
6610 (*call, *call_value): ...these new patterns. Match the address
6611 rather than the containing MEM and require it to be a call_operand.
6612 Use output_call to generate the asm template.
6613 * config/m68k/predicates.md (const_call_operand): New predicate.
6614 (call_operand): Likewise.
6616 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6618 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6619 (STACK_GROWS_DOWNWARD): Define to 1.
6620 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6621 comments, emphasizing that these values are only defaults.
6622 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6623 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6625 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6627 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6629 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6630 Richard Sandiford <richard@codesourcery.com>
6632 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6633 (FP_REGNO_P): New macros.
6634 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6635 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6636 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6637 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6639 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6641 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6642 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6644 * config/m68k/t-floatlib: New file, extracting common code from...
6645 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6646 * config/m68k/t-uclinux: Here.
6647 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6648 routines on ColdFire targets.
6650 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6652 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6653 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6654 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6655 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6656 explicitly set MOTOROLA to 1.
6657 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6659 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6660 Nathan Sidwell <nathan@codesourcery.com>
6662 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6663 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6664 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6665 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6666 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6667 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6668 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6669 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6670 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6671 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6672 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6673 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6674 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6675 (DBX_REGISTER_NUMBER): Delete.
6676 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6677 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6678 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6680 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6682 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6683 * config/flat.h: New file.
6684 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6686 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6687 indirect references for -msep-data or -mid-shared-library.
6688 Do not use PC-relative code addresses either.
6689 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6691 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6692 for shared libraries and crt1.o for executables. Use crti.o and
6694 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6695 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6696 Do not add -elf2flt or -shared-lib-id options here.
6697 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6698 Pass -shared-lib-id if -mid-shared-library, taking the library
6699 identifier from -mshared-library-id if given, otherwise
6701 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6702 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6703 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6704 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6705 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6706 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6708 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6709 jump sequence for ISA A and ISA A+.
6710 (PICJUMP): Likewise.
6712 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6714 * config.gcc (m68k-*-uclinux*): Base the port on the common
6715 and m68k GNU/Linux files rather than on the generic ELF ones.
6716 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6717 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6719 2007-01-18 Julian Brown <julian@codesourcery.com>
6720 Richard Sandiford <richard@codesourcery.com>
6722 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6723 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6724 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6726 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6728 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6732 * doc/install.texi: Document m68k-uclinuxoldabi.
6733 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6734 * config/m68k/uclinux-oldabi.h: New file, copied from
6735 config/m68k/uclinux.h.
6737 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6739 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6740 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6741 (m32r_compute_frame_size): Use unsigned for regno.
6742 (m32r_reload_lr): Use gen_frame_mem.
6744 (m32r_output_function_epilogue): Don't output the function epilogue
6746 (m32r_expand_epilogue): New.
6747 (direct_return): Return false if the function has the interrupt
6749 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6750 * config/m32r/m32r.md (epilogue): New expander.
6751 (return_lr, return_rte): New insns.
6752 (return): Make it expander.
6753 (return_normal): New expander.
6755 2007-01-18 Josh Conner <jconner@apple.com>
6758 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6759 support for UNLE, UNLT, UNGE, and UNGT.
6761 2007-01-18 Jan Hubicka <jh@suse.cz>
6763 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6764 * tree-tailcall (add_virtual_phis): Likewise.
6765 (optimize_tail_call): Return TODOs.
6766 (execute_tail_calls): Return TODOs.
6767 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6768 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6770 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6771 Cleanup cfg using TODO.
6772 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6773 * passes.c (execute_function_todo): When cleanup did something, remove
6775 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6776 (make_edges): Don't cleanup_cfg.
6778 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6780 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6781 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6782 operate on the top of stack.
6783 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6784 register handling of instructions that output to the second
6786 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6787 (move_for_stack_reg): Special-case check for dead destination
6788 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6790 * config/i386/i386.md (UNSPEC_TAN): New constant.
6791 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6792 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6793 to correctly model move of constant 1.0 to top stack slot.
6794 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6795 (unnamed peephole2 pattern): Remove corresponding peephole2
6796 pattern that optimizes tan insn and loading of constant 1.0.
6797 (tanxf2): Use fptanxf4_i387.
6798 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6799 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6800 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6801 disable patterns for SSE math.
6802 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6803 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6805 2007-01-18 Dirk Mueller <dmueller@suse.de>
6806 Richard Guenther <rguenther@suse.de>
6809 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6810 * common.opt (Warray-bounds): Add new warning option.
6811 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6813 * Makefile.in: make tree-vrp.o depend on toplev.h
6814 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6816 (check_array_refs, check_array_bounds, check_array_ref): New.
6818 2007-01-18 Jan Hubicka <jh@suse.cz>
6820 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6821 (execute_ssa_ccp): Return flags conditionally.
6822 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6824 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6826 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6828 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6829 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6831 * Makefile.c (GTFILES): Add cfglayout.h.
6832 * gengtype.c (open_base_files): Likewise.
6833 * cfglayout.c (cfg_layout_function_footer,
6834 cfg_layout_function_header) Reindent to make gengtype happy.
6835 * cfglayout.h (cfg_layout_function_footer,
6836 cfg_layout_function_header): Add GTY(()) marker.
6838 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6840 2007-01-18 Ben Elliston <bje@au.ibm.com>
6842 * genautomata.c (write_automata): Include xstrerror output in the
6843 error message if writing the DFA description file fails.
6845 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6847 * config/mips/mips-protos.h (mips_output_external): Make it
6849 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6850 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6851 (extern_list): Likewise.
6852 (extern_head): Likewise.
6853 (TARGET_ASM_FILE_END): Likewise.
6854 (mips_file_end): Likewise.
6855 (mips_output_external): Rewritten.
6857 2007-01-18 Ben Elliston <bje@au.ibm.com>
6859 * genpreds.c (write_insn_preds_c): Only write out the function
6860 body for regclass_for_constraint if we have register constraints.
6862 2007-01-17 Tom Tromey <tromey@redhat.com>
6864 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6865 * doc/install.texi (Testing): Use sourceware.org.
6866 (Binaries): Likewise.
6867 (Specific): Likewise.
6868 * doc/contrib.texi (Contributors): Use sourceware.org.
6870 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6872 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6873 (AVR_ENHANCED): Rename to ...
6874 (AVR_HAVE_MUL): ... new.
6875 (avr_enhanced_p): Rename to ...
6876 (avr_have_mul_p): ... new.
6877 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6878 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6879 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6880 (avr_have_mul_p): ... new.
6881 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6882 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6883 'avr_enhanced_p' and 'enhanced'.
6884 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6885 AVR_HAVE_MUL instead of AVR_ENHANCED.
6886 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6887 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6888 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6889 instead of AVR_ENHANCED.
6890 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6891 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6892 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6894 2007-01-17 Ian Lance Taylor <iant@google.com>
6896 * vec.h (VEC_reserve_exact): Define.
6897 (vec_gc_p_reserve_exact): Declare.
6898 (vec_gc_o_reserve_exact): Declare.
6899 (vec_heap_p_reserve_exact): Declare.
6900 (vec_heap_o_reserve_exact): Declare.
6901 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6903 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6905 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6906 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6907 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6908 * vec.c (calculate_allocation): Add exact parameter. Change all
6910 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6911 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6912 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6913 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6914 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6915 (vec_heap_p_reserve_exact): New function.
6916 (vec_heap_o_reserve_exact): New function.
6918 2007-01-17 Jan Hubicka <jh@suse.cz>
6920 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6922 2007-01-17 Eric Christopher <echristo@apple.com>
6924 * config.gcc: Support core2 processor.
6926 2007-01-16 Jan Hubicka <jh@suse.cz>
6928 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6929 the names, just unlink the chain so we don't crash on dangling pointers
6932 2007-01-16 Jan Hubicka <jh@suse.cz>
6934 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6935 * tree-pass.h: Reorder to make IPA passes appear toegher.
6936 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6937 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6938 parameters, do not call early inliner.
6939 * ipa-inline.c: Update comments. Include tree-flow.h
6940 (cgraph_decide_inlining): Do not compute inlining parameters.
6941 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6942 be called with function context set up.
6943 (pass_ipa_inline): Remove unreachable functions before pass.
6944 (cgraph_early_inlining): Simplify assuming to be called from the
6946 (pass_early_inline): New pass.
6947 (cgraph_gate_ipa_early_inlining): New gate.
6948 (pass_ipa_early_inline): Turn into simple wrapper.
6949 (compute_inline_parameters): New function.
6950 (gate_inline_passes): New gate.
6951 (pass_inline_parameters): New pass.
6952 (apply_inline): Move here from tree-optimize.c
6953 (pass_apply_inline): New pass.
6954 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6956 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6958 (tree_function_versioning): Do not allocate dummy struct function.
6959 * tree-inline.h (optimize_inline_calls): Update prototype.
6960 * tree-optimize.c (execute_fixup_cfg): Export.
6961 (pass_fixup_cfg): Remove
6962 (tree_rest_of_compilation): Do not apply inlines.
6963 * tree-flow.h (execute_fixup_cfg): Declare.
6964 * Makefile.in (gt-passes.c): New.
6965 * passes.c: Include gt-passes.h
6966 (init_optimization_passes): New passes.
6967 (nnodes, order): New static vars.
6968 (do_per_function_toporder): New function.
6969 (execute_one_pass): Dump current pass here.
6970 (execute_ipa_pass_list): Don't dump current pass here.
6972 2007-01-16 Janis Johnson <janis187@us.ibm.com>
6974 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
6975 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
6977 2007-01-16 David Edelsohn <edelsohn@gnu.org>
6979 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
6980 (strong_alias): Define.
6981 (__gcc_qmul): Provide non-FMA for soft-float.
6987 (__gcc_qunord): New.
6997 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
6998 soft-float functions.
6999 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7000 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7001 about long double soft float.
7003 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7004 Tehila Meyzels <tehila@il.ibm.com>
7006 * tree-vectorizer.h (is_pattern_stmt_p): New.
7007 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7008 formatting (tabs instead of spaces). Cleanup and clarify setting
7009 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7010 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7011 (vectorizable_type_demotion): Check that types are integral.
7012 (vectorizable_type_promotion): Likewise.
7013 (vectorizable_store): Fix typo. Eliminate new-line at end of
7016 2007-01-16 Jan Hubicka <jh@suse.cz>
7018 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7021 2007-01-15 Eric Christopher <echristo@apple.com>
7023 * ifcvt.c: Include vec.h, vecprim.h.
7024 (check_cond_move_block): New argument regs.
7025 Reorganize. Add registers used to regs.
7026 (cond_move_process_if_block): Use regs set above as
7029 2007-01-15 Eric Christopher <echristo@apple.com>
7031 * config/darwin.h: Update copyright.
7032 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7033 (LINK_COMMAND_SPEC): Add -u.
7034 (LINK_SPEC): Fix umbrella for above.
7036 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7038 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7041 2007-01-15 Tom Tromey <tromey@redhat.com>
7043 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7044 * doc/install.texi (Testing): Don't mention jacks.
7045 (Configuration): Document --enable-java-maintainer-mode. Move
7046 --with-java-home to libgcj-specific section. Document
7048 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7050 2007-01-15 Jan Hubicka <jh@suse.cz>
7052 * tree-ssa-dce.c (DCE_TODOs): New.
7053 (propagate_necessity): Return if something changed.
7054 (eliminate_unnecessary_stmts): Likewise.
7055 (perform_tree_ssa_dce): Return TODO flags when needed.
7056 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7058 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7060 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7061 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7062 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7063 patterns using X87MODEF12 mode macro. Extend operand 1
7064 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7065 (log10<mode>2): Ditto.
7066 (log2<mode>2): Ditto.
7067 (log1p<mode>2): Ditto.
7068 (logb<mode>2): Ditto.
7069 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7070 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7071 (*fxtractxf3_i387): Rename from *fxtractxf3.
7072 (fxtract_extend<mode>xf3_i387): New insn pattern.
7073 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7074 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7075 and gen_fyl2xxf3_i387().
7077 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7079 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7080 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7081 get_loop_exit_edges. Changed return type to bool.
7082 * cfgloop.h (fix_loop_placement): Declaration removed.
7084 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7086 * param.h (MIN_VECT_LOOP_BOUND): New.
7087 * params.def (MIN_VECT_LOOP_BOUND): New.
7088 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7089 argument - minimum threshold for number of iterations.
7090 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7091 argument to declaration.
7092 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7093 MIN_VECT_LOOP_BOUND.
7094 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7095 slpeel_tree_peel_loop_to_edge with additional argument.
7096 (vect_do_peeling_for_alignment): Likewise.
7097 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7099 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7102 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7105 2007-01-14 Jan Hubicka <jh@suse.cz>
7107 * tree-dfa.c (remove_referenced_var): New function.
7108 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7109 prune referenced vars list too.
7110 * tree-flow.h (remove_referenced_var): Declare.
7112 2007-01-14 Jan Hubicka <jh@suse.cz>
7114 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7116 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7117 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7118 * except.h (verify_eh_throw_table_statements): Kill prototype.
7119 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7120 into call exrepssions.
7121 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7123 * tree-cfg.c: Include pointer-set.h.
7124 (verify_node_sharing): Work on pointer set.
7125 (verify_eh_throw_stmt_node): New.
7126 (verify_stmts): Use pointers sets, verify throw_stmt.
7128 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7130 * ipa-reference.c (analyze_function): Consider also addresses taken
7133 2007-01-12 Roger Sayle <roger@eyesopen.com>
7135 * c-typeck.c (null_pointer_constant_p): Replace use of
7136 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7137 (build_c_cast): Likewise.
7139 2007-01-12 Roger Sayle <roger@eyesopen.com>
7141 * tree.h (force_fit_type_double): Remove unused final argument.
7142 * c-common.c (constant_expression_warning): Replace use of
7143 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7144 (convert_and_check): Likewise.
7145 (shorten_compare): Update call to force_fit_type_double.
7146 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7147 * convert.c (convert_to_pointer): Update call to
7148 force_fit_type_double.
7149 * fold-const.c (force_fit_type_double): Remove overflowed_const
7151 (int_const_binop, fold_convert_const_int_from_int,
7152 fold_convert_const_int_from_real, fold_div_compare,
7153 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7154 fold_abs_const, fold_not_const): Remove the final argument from
7155 calls to force_fit_type_double.
7157 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7159 * configure.ac: Set insn to "nop" for spu-*-* also.
7160 * configure: Regenerate.
7162 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7164 * builtins.def : Add BUILT_IN_FREE.
7166 2007-01-12 Jan Hubicka <jh@suse.cz>
7168 PR tree-optimization/30443
7169 * tree-inline.c (tree_function_versioning): Do not optimize when
7170 cloning for inlining.
7172 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7174 * doc/loop.texi: Document recording of loop exits.
7175 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7176 (update_single_exits_after_duplication,
7177 update_single_exit_for_duplicated_loop,
7178 update_single_exit_for_duplicated_loops): Removed.
7179 (duplicate_loop_to_header_edge): Do not call
7180 update_single_exits_after_duplication and
7181 update_single_exit_for_duplicated_loops.
7182 (loop_version): Do not update single_exit information.
7183 (fix_loop_structure): Use record_loop_exits instead of
7184 mark_single_exit_loops.
7185 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7186 the lists of loop exits.
7187 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7188 split_edge, merge_blocks): Update the lists of loop exits.
7189 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7190 loop_optimizer_init.
7191 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7192 of mark_single_exit_loops.
7193 (loop_optimizer_finalize): Call release_recorded_exits.
7194 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7195 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7196 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7197 update single exit information.
7198 * lambda-code.c (perfect_nestify): Ditto.
7199 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7200 (mark_single_exit_loops): Removed.
7201 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7202 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7203 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7205 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7206 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7207 (verify_loop_structure): Verify consistency of the exit lists.
7208 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7209 (set_single_exit): Removed.
7210 * cfgloop.h (struct loop_exit): New function.
7211 (struct loop): single_exit_ field replaced by exits field.
7212 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7213 (struct loops): Added exits hash.
7214 (mark_single_exit_loops, set_single_exit): Declaration removed.
7215 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7217 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7219 * doc/invoke.texi: Avoid use of @headitem.
7221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7223 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7225 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7227 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7230 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7231 Richard Sandiford <richard@codesourcery.com>
7233 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7234 * config/m68k/m68k.opt: Resort options.
7235 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7237 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7238 Richard Sandiford <richard@codesourcery.com>
7240 * doc/invoke.texi: Document the macros that are defined by
7241 m68k's -mtune and -mhard-float options.
7242 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7243 (m68k_cpp_cpu_family): Likewise.
7244 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7245 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7246 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7247 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7248 (m68k_cpp_cpu_family): Likewise.
7250 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7252 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7253 macros besides mc68000 as tuning macros. Use a switch statement
7254 to set them and mcpu32.
7256 2007-01-12 Julian Brown <julian@codesourcery.com>
7258 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7259 (TARGET_68040_ONLY): Rename to...
7260 (TARGET_68040): ...this.
7261 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7262 * config/m68k/m68k.md: Likewise.
7264 2007-01-12 Julian Brown <julian@codesourcery.com>
7265 Nathan Sidwell <nathan@codesourcery.com>
7266 Richard Sandiford <richard@codesourcery.com>
7268 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7269 the -mcpu= argument associated with the --with-cpu setting.
7270 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7271 if different from the one implied by the -mcpu setting.
7272 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7273 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7274 * doc/invoke.texi: Mention ColdFire in the introduction to the
7275 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7276 -mno-div and -mhard-float options. Make -m68881 a synonym for
7277 -mhard-float. Document the previously-undocumented -m5206e,
7278 -m528x, -m5307 and -m5407 options. Tweak the existing option
7279 documentation for consistency.
7280 * doc/install.texi: Mention new --with-cpu arguments.
7281 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7282 default CPU if neither -mcpu nor -march are specified.
7283 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7284 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7285 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7286 using m68k_tune to decide between families that implement the
7287 same ISA. Use m68k_tune to set __mcfv4e__.
7288 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7289 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7290 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7291 (FL_ISA_C, FL_ISA_MMU): New macros.
7292 (MASK_COLDFIRE): Delete.
7293 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7294 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7295 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7296 (TARGET_HARD_FLOAT): Do not define here.
7297 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7298 (TUNE_68000): New macro.
7299 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7300 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7301 (TUNE_CFV2): Redefine in terms of m68k_tune.
7302 (uarch_type, target_device, fpu_type): New enums.
7303 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7304 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7305 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7306 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7307 (FL_FOR_isa_c): New macros.
7308 (m68k_isa): New enum.
7309 (m68k_target_selection): New structure.
7310 (all_devices, all_isas, all_microarchs): New tables.
7311 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7312 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7313 (MASK_ALL_CPU_BITS): Delete.
7314 (m68k_find_selection): New function.
7315 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7316 Map the legacy target options to a combination of the new ones.
7317 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7318 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7319 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7321 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7322 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7324 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7325 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7326 * config/m68k/m68k-devices.def: New file.
7328 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7329 Nathan Sidwell <nathan@codesourcery.com>
7331 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7332 (SUBTARGET_EXTRA_SPECS): New macros.
7333 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7334 use %(asm_cpu_spec) instead.
7335 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7336 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7337 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7338 (EXTRA_SPECS): Rename to...
7339 (SUBTARGET_EXTRA_SPECS): ...this.
7341 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7342 Richard Sandiford <richard@codesourcery.com>
7343 Julian Brown <julian@codesourcery.com>
7345 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7346 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7347 to the configuration's default CPU.
7348 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7349 Remove default masks.
7350 (m680[012]0-*-*): Set the default with_cpu to the first part of
7352 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7353 (m68k*-*-linux): Extend the --with-cpu handling to...
7354 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7355 and m68010. Don't set target_cpu_default2.
7356 * doc/install.texi: Document --with-cpu for m68k.
7357 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7358 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7359 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7360 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7361 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7362 (ASM_SPEC): Remove use of %(asm_cpu_default).
7363 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7364 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7365 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7366 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7367 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7368 (TARGET_DEFAULT): Delete.
7369 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7370 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7371 (CPP_CPU_SPEC): Delete.
7372 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7373 the appropriate string.
7374 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7375 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7376 (ASM_SPEC): Don't use %(asm_default_spec).
7377 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7378 TARGET_DEFAULT and add MASK_68881.
7379 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7381 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7383 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7384 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7385 MASK_68010 alongside MASK_68020.
7386 * doc/invoke.texi: Document -m68010.
7387 * config/m68k/m68k.opt (m68010): New.
7388 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7390 (TUNE_68010): New macro.
7391 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7392 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7393 (M68K_CPU_m68332): Add MASK_68010.
7394 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7395 fallback definition.
7396 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7398 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7399 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7400 to all entries that use MASK_68020.
7401 (output_move_simode_const, output_move_himode, output_move_qimode)
7402 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7403 instead of TARGET_68020 to select clr behavior. Remove comment
7404 about there being no TARGET_68010.
7405 * config/m68k/m68k.md: Likewise throughout.
7407 2007-01-12 Julian Brown <julian@codesourcery.com>
7409 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7410 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7411 * config/m68k/m68k.md: Likewise.
7413 2007-01-12 Julian Brown <julian@codesourcery.com>
7415 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7416 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7418 2007-01-12 Julian Brown <julian@codesourcery.com>
7420 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7421 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7422 * config/m68k/m68k.md: Likewise.
7424 2007-01-12 Julian Brown <julian@codesourcery.com>
7425 Richard Sandiford <richard@codesourcery.com>
7427 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7428 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7429 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7431 (TARGET_CPU32): Rename to...
7432 (TUNE_CPU32): ...this.
7433 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7434 (TUNE_CFV2): New macros.
7435 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7436 remove conditions that are implied by TARGET_68020.
7437 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7438 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7439 (m68k_output_function_epilogue): Likewise.
7440 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7441 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7442 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7443 non-68000 timings. Refactor multiplication and division costs.
7444 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7445 TUNE_CPU32 instead of TARGET_CPU32.
7446 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7447 and TUNE_68060 instead of TARGET_68060.
7448 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7449 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7451 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7452 && !TARGET_COLDFIRE" to choose between moveq and clr.
7453 Likewise in the unnamed movsf pattern.
7454 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7455 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7458 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7460 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7461 of tabbing before backslashes.
7463 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7465 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7466 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7467 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7469 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7471 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7472 find_interesting_uses_cond.
7473 (find_interesting_uses_cond): Use extract_cond_operands.
7474 (rewrite_use_compare): Use extract_cond_operands and
7475 force_gimple_operand_bsi. Do not call update_stmt.
7476 (determine_use_iv_cost_condition): Use extract_cond_operands.
7477 Return cheaper of using original bound and changing the exit bound.
7479 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7481 PR tree-optimization/29516
7482 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7483 most_expensive_mult_to_index, addr_to_parts,
7484 create_mem_ref, maybe_fold_tmr): Make the type of
7485 fields of TARGET_MEM_REF sizetype.
7486 (move_fixed_address_to_symbol, move_pointer_to_base):
7488 * tree.def (TARGET_MEM_REF): Add comment on types of
7491 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7493 * c-common.c (vector_types_convertible_p): Treat opaque types as
7494 always convertible if they have the same size, but not otherwise.
7496 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7498 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7499 Remove the b_unconditional field.
7500 (noce_try_sign_mask): Do not look at b_unconditional.
7501 (noce_process_if_block): Do not use merge_if_blocks. Update
7502 the CFG here. Do not set b_unconditional.
7503 (cond_move_process_if_block): Likewise.
7504 (find_cond_trap): Likewise.
7505 (check_cond_move_block): Require simple jump insns at the end
7508 2007-01-11 Jan Hubicka <jh@suse.cz>
7510 PR tree-optimization/1046
7511 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7512 when alias info is not ready.
7513 (pass_tail_recursion): Do not require aliasing.
7514 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7515 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7516 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7517 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7518 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7519 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7520 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7522 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7523 When aliasing is not build, mark statement as volatile.
7525 2007-01-11 Tom Tromey <tromey@redhat.com>
7527 PR preprocessor/15185, PR preprocessor/20989:
7528 * doc/cppopts.texi <-MT>: Update description of algorithm for
7529 computing default target.
7530 <-M, -MD>: Reword "basename" text.
7532 2007-01-11 Roger Sayle <roger@eyesopen.com>
7534 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7535 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7536 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7537 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7538 fold_builtin_bswap, real_constp, fold_builtin_pow,
7539 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7540 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7541 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7542 * convert.c (convert_to_pointer): Likewise.
7543 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7544 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7545 const_binop, fold_convert_const_int_from_int,
7546 fold_convert_const_int_from_real,
7547 fold_convert_const_real_from_real, sign_bit_p,
7548 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7549 fold_sign_changed_comparison, fold_unary, fold_comparison,
7550 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7551 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7552 * print-tree.c (print_node_brief, print_node): Likewise.
7553 * stor-layout.c (place_field, layout_type): Likewise.
7554 * tree-chrec.c (keep_cast): Likewise.
7555 * tree.c (build_vector, build_real, build_real_from_int_cst,
7556 build_complex): Likewise.
7558 2007-01-11 Roger Sayle <roger@eyesopen.com>
7560 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7561 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7563 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7565 * configure.ac (strict1_warn): Rename to strict_warn.
7566 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7567 cc_set_by_configure, quoted_cc_set_by_configure,
7568 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7569 all_boot_languages, all_stagestuff): Remove.
7570 (target_list): Remove bootstrap targets.
7571 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7572 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7573 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7574 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7575 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7576 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7577 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7578 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7579 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7580 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7581 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7582 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7583 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7584 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7585 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7586 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7587 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7588 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7589 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7590 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7591 (mostlyclean): Adjust.
7592 (clean, distclean): Don't mention bootstrap stuff.
7593 * configure: Regenerate.
7594 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7595 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7596 treelang/config-lang.in (stagestuff): Remove.
7597 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7598 stageprofile, stagefeedback, stagestuff): Remove mention.
7600 2007-01-11 Nick Clifton <nickc@redhat.com>
7602 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7604 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7605 (mcore_arith_K_S_operand): Run the test for the S constraint not
7606 the test for the M constraint.
7607 (mcore_addsub_operand): Do not accept integer values that are
7608 larger than 32 bits.
7609 * config/mcore/mcore.md: Remove unused constraints from split.
7610 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7612 (allocate_stack): Likewise.
7613 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7614 operands to 32 bits.
7615 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7617 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7618 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7619 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7620 mcore_output_bclri, mcore_output_andn, output_inline_const,
7621 mcore_output_move, mcore_output_movedouble): Likewise.
7622 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7623 (output_inline_const): Likewise.
7624 (output_inline_const): Fix format strings used in sprintf
7626 * config/mcore/mcore-protos.h: Update prototypes for changed
7627 functions in mcore.c.
7628 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7629 HOST_WIDE_INT and not int.
7630 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7631 CONST_OK_FOR_N): Likewise.
7632 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7633 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7636 2007-01-10 Jan Hubicka <jh@suse.cz>
7638 * tree-vrp.c (remove_range_assertions): Release defs.
7639 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7640 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7642 2007-01-10 Paul Brook <paul@codesourcery.com>
7644 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7645 * config/arm/arm.md (mulsi3subsi): New insn.
7647 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7649 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7650 (tree_transform_and_unroll_loop): New.
7651 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7654 2007-01-10 Robert Kennedy <jimbob@google.com>
7656 * fold-const.c (fold_comparison): Fold comparisons like (x *
7657 1000 < 0) to (x < 0).
7659 2007-01-10 Ian Lance Taylor <iant@google.com>
7661 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7662 operands have the same priority.
7664 2007-01-10 Tom Tromey <tromey@redhat.com>
7666 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7667 (fold_binary): Likewise.
7668 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7669 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7670 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7671 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7672 * langhooks.h (struct lang_hooks): Removed field
7673 'can_use_bit_fields_p'.
7675 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7677 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7679 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7681 * function.c (get_last_funcdef_no): New function.
7682 * function.h (get_last_funcdef_no): Declare.
7683 * tree-inline.c (initialize_cfun): Add initialization.
7684 (tree_function_versioning): Cleanup.
7686 2007-01-10 Jan Hubicka <jh@suse.cz>
7688 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7691 2007-01-10 Sa Liu <saliu@de.ibm.com>
7692 Ben Elliston <bje@au.ibm.com>
7694 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7695 for SAVE_NONLOCAL and Pmode for any other save level.
7696 * spu-protos.h (spu_restore_stack_block): Declare.
7697 * spu.md (save_stack_block): Remove.
7698 (restore_stack_block): Call spu_restore_stack_block.
7699 * spu.c (spu_restore_stack_block): New function.
7700 (spu_expand_epilogue): Remove old comment.
7702 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7704 PR tree-optimization/30322
7705 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7706 (cand_value_at): Return the value as aff_tree.
7707 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7708 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7709 aff_combination_mult): New functions.
7710 (aff_combination_add): Use aff_combination_add_cst.
7711 (aff_combination_convert): Allow conversions to a wider type.
7712 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7713 * tree-affine.h (aff_combination_mult): Declare.
7715 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7717 * doc/tm.texi: Update documentation to reflect reality of exec
7718 and start file search behaviours. Update copyright year.
7719 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7720 header file directories.
7722 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7724 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7725 (*cosxf2): Rename to cosxf2_i387.
7726 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7727 using X87MODEF12 mode macro. Rename patterns to
7728 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7730 (*cosdf2, *cossf2): Ditto.
7731 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7732 to match extended input operands.
7733 (sincos<mode>3): New expander.
7734 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7735 insn patterns and corresponding splitters.
7737 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7739 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7740 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7742 2007-01-09 Nicolas Pitre <nico@cam.org>
7745 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7747 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7749 * target.h (struct gcc_target): New field library_rtti_comdat.
7750 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7751 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7752 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7753 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7755 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7757 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7759 2007-01-08 Richard Guenther <rguenther@suse.de>
7761 * tree.h (force_fit_type_double): Export.
7762 (force_fit_type): Remove.
7763 * fold-const.c (force_fit_type_double): New function.
7764 (force_fit_type): Remove.
7765 (int_const_binop): Use it.
7766 (fold_convert_const_int_from_int): Likewise.
7767 (fold_convert_const_int_from_real): Likewise.
7768 (fold_div_compare): Likewise.
7769 (fold_sign_changed_comparison): Likewise.
7770 (fold_unary): Likewise.
7771 (fold_negate_const): Likewise.
7772 (fold_abs_const): Likewise.
7773 (fold_not_const): Likewise.
7774 * c-common.c (shorten_compare): Use force_fit_type_double.
7775 * convert.c (convert_to_pointer): Likewise.
7777 2007-01-08 Richard Guenther <rguenther@suse.de>
7779 * tree.h (build_int_cst_wide_type): Export.
7780 * tree.c (build_int_cst_wide_type): New function.
7781 (build_int_cst_wide): Fix comment.
7782 * builtins.c (fold_builtin_object_size): Use build_int_cst
7783 to build -1 or 0 of the correct type. Use fit_double_type
7784 to check for overflow.
7785 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7787 (decode_field_reference): Likewise.
7788 (all_ones_mask_p): Likewise.
7789 (native_interpret_int): Use build_int_cst_wide_type.
7790 (fold_binary): Use build_int_cst_type to build an all-ones
7792 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7794 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7796 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7798 2007-01-09 Ben Elliston <bje@au.ibm.com>
7800 * genautomata.c (STATS_OPTION): New option.
7801 (stats_flag): New flag.
7802 (gen_automata_option): Handle it.
7803 (initiate_automaton_gen): Ditto.
7804 (write_automata): Output statistics only if stats_flag is
7805 set. Likewise, output time statistics only if time_flag is set.
7806 * doc/md.texi (Processor pipeline description): Document new flag.
7808 2007-01-08 Richard Guenther <rguenther@suse.de>
7810 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7811 * tree.c (build_int_cst_type): Likewise.
7812 (size_in_bytes): Don't call force_fit_type on the result.
7813 (int_fits_type_p): Use fit_double_type.
7814 * fold-const.c (fit_double_type): New function.
7815 (force_fit_type): Use it.
7816 * tree.h (fit_double_type): Export.
7818 2007-01-08 Jan Hubicka <jh@suse.cz>
7820 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7821 * ipa.c (function_and_variable_visibility): Fix return type.
7823 2007-01-08 Richard Guenther <rguenther@suse.de>
7825 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7826 of offset to build the index.
7827 * tree-pretty-print.c (dump_generic_node): Don't build negated
7828 const just for printing.
7829 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7830 * builtins.c (fold_builtin_int_roundingfn): Check if result
7831 fits the type by using force_fit_type and comparing the result.
7832 * predict.c (predict_loops): Use compare_tree_int for comparison.
7833 * tree.c (build_int_cst): Fall back to integer_type_node for
7835 (build_int_cst_wide): Assert type is non-null.
7837 2007-01-08 Roberto Costa <roberto.costa@st.com>
7839 * tree-vrp.c (extract_range_from_cond_expr): New.
7840 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7841 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7843 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7844 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7845 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7846 used as expressions.
7847 * tree-object-size.c (cond_expr_object_size): New.
7848 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7850 2007-01-08 Jan Hubicka <jh@suse.cz>
7852 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7853 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7856 2007-01-08 Richard Guenther <rguenther@suse.de>
7858 PR tree-optimization/23603
7859 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7860 (extract_range_from_binary): Fall back to truthvalue instead of
7861 varying for TRUTH_*_EXPR.
7862 (extract_range_from_comparison): Fall back to truthvalue instead of
7864 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7865 if all visited PHI values were constant.
7867 2007-01-08 Jan Hubicka <jh@suse.cz>
7869 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7870 (cgraph_analyze_function): break out from ...
7871 (cgraph_finalize_compilation_unit): ... here.
7872 (cgraph_expand_function): Remove forgoten commented out line.
7873 (cgraph_optimize): Analyze functions.
7875 2007-01-08 Jan Hubicka <jh@suse.cz>
7877 * tree-pas.h (TODO_remove_function): New flag.
7878 (TODO_update*): Renumber.
7879 (pass_ipa_increase_alignment,
7880 pass_ipa_function_and_variable_visibility): New passes.
7881 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7882 (cgraph_function_and_variable_visibility): Move to ipa.c
7883 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7884 cgraph_increase_alignment.
7885 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7886 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7887 calling tree-inline.
7888 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7889 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7890 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7891 (gate_increase_alignment): New function.
7892 (pass_ipa_increase_alignment): New pass.
7893 * ipa.c: Inline tree-pass.h and timevar.h
7894 (function_and_variable_visibility): Move here from cgraphunit.c
7895 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7896 * passes.c (init_optimization_passes): Add the two new passes.
7897 (execute_todo): Handle cgraph_remove_functions.
7899 2007-01-08 Nick Clifton <nickc@redhat.com>
7901 * config/frv/predicates.md (reg_or_0_operand): Accept
7904 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7906 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7907 * config.gcc: Add bfin*-rtems*.
7909 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7911 * c.opt: Add -flax-vector-conversions.
7912 * c-typeck.c (convert_for_assignment): Pass flag to
7913 vector_types_convertible_p to allow emission of note.
7914 (digest_init): Likewise.
7915 * c-opts.c: Handle -flax-vector-conversions.
7916 * c-common.c (flag_lax_vector_conversions): New.
7917 (vector_types_convertible_p): Unless -flax-vector conversions
7918 has been passed, disallow conversions between vectors with
7919 differing numbers of subparts and/or element types. If such
7920 a conversion is disallowed, possibly emit a note on the first
7921 occasion only to inform the user of -flax-vector-conversions.
7922 The new last argument specifies this.
7923 * c-common.h (flag_lax_vector_conversions): New.
7924 (vector_types_convertible_p): Add extra argument.
7925 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7926 char_type_node for V*QI type vectors.
7927 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7928 Update to satisfy new typechecking rules.
7929 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7931 * doc/invoke.texi (C Dialect Options): Document
7932 -flax-vector-conversions.
7934 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7936 PR tree-optimization/29877
7937 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7938 a register variable on the RHS to not be replaceable.
7940 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7941 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7942 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7943 const_simm15, const_pow2, const_npow2): Added.
7944 * config/score/misc.md (insv, extv, extzv, movmemsi,
7945 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7946 * config/score/score.c (score_address_cost, score_select_cc_mode):
7948 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7949 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7950 Update score_print_operand.
7951 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7952 Adjust register allocate order and update some macro define.
7953 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7954 mdx_block_move_straight, mdx_block_move_loop_head,
7955 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7956 mdx_block_move): Added.
7957 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7958 mdp_limm): Updated and fix some bug and typo.
7959 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
7960 (movsf, movdf, doloop_end): Added.
7962 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
7964 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
7965 config/arm/thumb2.md: Fix comment typos.
7966 * doc/extend.texi: Fix a typo.
7968 2007-01-07 Eric Christopher <echristo@apple.com>
7970 * configure.ac: Check for __stack_chk_fail for darwin.
7971 * configure: Regenerate.
7973 2007-01-07 Richard Guenther <rguenther@suse.de>
7975 * tree-vrp.c (extract_range_from_assert): CSE calls to
7976 compare_values where possible.
7977 (extract_range_from_unary_expr): Likewise.
7979 2007-01-07 Anatoly Sokolov <aesok@post.ru>
7981 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
7982 * config/avr/avr.c (call_insn_operand): Delete function.
7983 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
7984 instead of register number. Use predicates.
7985 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
7986 call_insn_operand): Add.
7988 2007-01-06 Jan Hubicka <jh@suse.cz>
7990 * tree-pass.h (pass_build_cgraph_edges): Declare.
7991 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
7992 (visited_nodes): Remove.
7993 (cgraph_create_edges): Move to cgraphbuild.c; rename to
7994 build_cgrpah_edges; make visited_nodes local.
7995 (cgraph_process_new_functions): DO not call initialize_inline_failed.
7996 (record_references_in_initializer): Move to cgraphbuild.c
7997 (initialize_inline_failed, rebuild_cgraph_edges,
7998 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
7999 (verify_cgraph_node): Make visited_nodes local.
8000 (cgraph_analyze_function): Do not call cgraph_create_edges and
8001 initialize_inline_failed.
8002 (cgraph_expand_function): Do not call cgraph_lower_function;
8003 assert that function is already lowered.
8004 * Makefile.in (cgraphbuild.o): New.
8005 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8006 at the end of lowering passes.
8008 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8010 * ifcvt.c (cond_move_convert_if_block): New function, code
8011 factored out from...
8012 (cond_move_process_if_block): ...here. Call the new function
8013 on the THEN and ELSE blocks.
8014 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8015 already takes care of this.
8017 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8020 * tree.h (TREE_OVERFLOW_P): New.
8021 * c-typeck.c (parser_build_unary_op): Warn only if result
8022 overflowed and operands did not.
8023 (parser_build_binary_op): Likewise.
8024 (convert_for_assignment): Remove redundant overflow_warning.
8025 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8027 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8029 * c-typeck.c (store_init_value): Split over two lines to follow
8030 the GNU coding style.
8032 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8034 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8035 __GXX_EXPERIMENTAL_CXX0X__.
8036 * doc/cpp.texi: Same.
8038 2007-01-05 Richard Guenther <rguenther@suse.de>
8041 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8042 with mismatched types. Instead explicitly build a
8043 conversion NOP_EXPR.
8045 2007-01-05 Ian Lance Taylor <iant@google.com>
8047 * c-common.c (decl_with_nonnull_addr_p): New function.
8048 (c_common_truthvalue_conversion): Call it.
8049 * c-typeck.c (build_binary_op): Likewise.
8050 * c-common.h (decl_with_nonnull_addr_p): Declare.
8052 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8055 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8058 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8060 * doc/install.texi (Final install): Document the fact that
8061 the GNAT runtime should not be stripped.
8063 2007-01-04 Jan Hubicka <jh@suse.cz>
8065 * tree-inline.c (fold_marked_statements): Update operand caches
8066 and EH after folding
8068 2007-01-04 Ian Lance Taylor <iant@google.com>
8070 * c-common.c (check_function_nonnull): Whitespace fix.
8072 2007-01-04 Jan Hubicka <jh@suse.cz>
8074 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8075 comitted older version of patch.
8076 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8077 function, celanup cfg and collect garbage.
8079 2007-01-04 Mike Stump <mrs@apple.com>
8081 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8084 2007-01-04 Eric Christopher <echristo@apple.com>
8086 * libgcc2.c (__bswapsi2): Use SItype.
8087 (__bswapdi2): Use DItype.
8088 * libgcc2.h: Update for above.
8090 2007-01-04 Paul Brook <paul@codesourcery.com>
8092 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8093 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8094 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8095 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8096 umulsi3_highpart): Make conditional on !arm_arch6.
8097 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8098 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8099 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8100 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8101 umulsi3_highpart_v6): New insns.
8103 2007-01-04 Roger Sayle <roger@eyesopen.com>
8105 * fold-const.c (fold_convert): When casting an expression to void,
8106 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8107 have a type. Instead of attempting to build a NOP_EXPR, return
8108 these "special" trees directly.
8110 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8112 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8113 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8114 rs6000_cost->fp not 0 as adjustment for outer NEG.
8116 2007-01-04 Jan Hubicka <jh@suse.cz>
8118 * cgraph.c (cgraph_release_function_body): New function.
8119 (cgraph_remove_node): Use it.
8120 * cgraph.h (cgraph_release_function_body): Declare.
8121 * cgraphunit.c (cgraph_expand_function): Use it.
8122 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8123 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8124 is initialized and while compilation of other function is running.
8125 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8126 statement CFG annotations from here to ...
8127 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8129 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8131 * cfgloop.h (enum li_flags): Make the constants powers of two.
8133 2007-01-04 Jan Hubicka <jh@suse.cz>
8135 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8137 (fold_marked_statements): New function.
8138 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8139 * tree-inline.h (copy_body_data): Add statements_to_fold.
8141 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8143 * config.gcc: Mention libgcc/config.host.
8144 * Makefile.in: Update comments mentioning libgcc.
8145 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8146 (all.cross, start.encap, rest.encap, rest.cross): Update
8147 dependencies for libgcc move.
8148 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8149 (clean-target, clean-target-libgcc): Delete.
8150 (srcdirify, GCC_EXTRA_PARTS): New macros.
8151 (libgcc-support, libgcc.mvars): New rules.
8152 (distclean): Remove mention of mklibgcc.
8153 (install): Don't reference INSTALL_LIBGCC.
8154 (install-common): Don't reference EXTRA_PARTS.
8155 (install-libgcc, install-multilib): Delete rules.
8156 * mklibgcc.in: Delete file.
8157 * doc/configfiles.texi: Don't mention mklibgcc.
8159 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8160 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8161 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8162 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8163 (mklibgcc, ldblspecs): Likewise.
8165 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8166 (posixpre.def): Use $(T).
8167 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8168 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8169 (SHLIB_LINK): Make dummy.
8170 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8172 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8174 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8175 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8176 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8177 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8179 * configure.ac (all_outputs): Remove mklibgcc.
8180 * configure: Regenerated.
8182 2007-01-03 Josh Conner <jconner@apple.com>
8185 * calls.c (compute_argument_addresses): Set stack and stack_slot
8186 for partial args, too.
8187 (store_one_arg): Use locate.size.constant for the size when
8188 generating a save_area.
8190 2007-01-03 Robert Kennedy <jimbob@google.com>
8192 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8193 whose definitions are deleted due to basic block merging.
8195 2007-01-03 Paul Brook <paul@codesourcery.com>
8198 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8200 (use_return_insn): Return 0 for Thumb interrupt functions.
8201 (print_multi_reg): Add rfe argument for IRQ returns.
8202 (arm_output_epilogue): Pop interrupt return address directly into PC.
8203 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8205 2007-01-03 Paul Brook <paul@codesourcery.com>
8207 Merge from sourcerygxx-4_1.
8208 * config/arm/thumb2.md: New file.
8209 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8211 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8212 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8213 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8214 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8216 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8217 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8219 * config/arm/ieee754-sf.S: Ditto.
8220 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8221 (thumb1_base_register_rtx_p): ... to this.
8222 (thumb_index_register_rtx_p): Rename...
8223 (thumb1_index_register_rtx_p): ... to this.
8224 (thumb_output_function_prologue): Rename...
8225 (thumb1_output_function_prologue): ... to this.
8226 (thumb_legitimate_address_p): Rename...
8227 (thumb1_legitimate_address_p): ... to this.
8228 (thumb_rtx_costs): Rename...
8229 (thumb1_rtx_costs): ... to this.
8230 (thumb_compute_save_reg_mask): Rename...
8231 (thumb1_compute_save_reg_mask): ... to this.
8232 (thumb_final_prescan_insn): Rename...
8233 (thumb1_final_prescan_insn): ... to this.
8234 (thumb_expand_epilogue): Rename...
8235 (thumb1_expand_epilogue): ... to this.
8236 (arm_unwind_emit_stm): Rename...
8237 (arm_unwind_emit_sequence): ... to this.
8238 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8239 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8240 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8241 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8242 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8243 thumb2_output_casesi): New functions.
8244 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8245 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8246 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8247 THUMB2_WORK_REGS): Define.
8248 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8249 arm_condexec_mask, arm_condexec_masklen)): New variables.
8250 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8251 (arm_override_options): Check new CPU capabilities.
8252 Set new architecture flag variables.
8253 (arm_isr_value): Handle v7m interrupt functions.
8254 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8256 (const_ok_for_arm): Handle Thumb-2 constants.
8257 (arm_gen_constant): Ditto. Use movw when available.
8258 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8260 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8261 (thumb_find_work_register, arm_load_pic_register,
8262 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8263 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8264 print_multi_reg, output_mov_long_double_fpa_from_arm,
8265 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8266 output_mov_double_fpa_from_arm, output_move_double,
8267 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8268 output_return_instruction, arm_output_function_prologue,
8269 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8270 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8271 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8272 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8273 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8274 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8276 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8277 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8278 (arm_file_start): Output directive for unified syntax.
8279 (arm_unwind_emit_set): Handle stack alignment instruction.
8280 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8281 Add v6t2, v7, v7a, v7r and v7m.
8282 (RETLDM): Add Thumb-2 code.
8283 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8284 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8285 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8286 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8287 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8288 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8289 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8290 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8291 ADJUST_INSN_LENGTH): Define.
8292 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8293 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8294 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8295 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8296 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8297 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8298 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8299 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8300 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8301 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8302 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8303 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8304 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8305 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8306 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8307 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8308 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8310 * config/arm/arm-tune.md: Regenerate.
8311 * config/arm/arm-protos.h: Update prototypes.
8312 * config/arm/vfp.md: Enable patterns for Thumb-2.
8313 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8314 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8315 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8316 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8317 * config/arm/libunwind.S: Add Thumb-2 code.
8318 * config/arm/constraints.md: Update include Thumb-2.
8319 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8320 * config/arm/ieee754-df.S: Ditto.
8321 * config/arm/bpabi.S: Ditto.
8322 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8323 * config/arm/predicates.md (low_register_operand,
8324 low_reg_or_int_operand, thumb_16bit_operator): New.
8325 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8326 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8327 * config/arm/t-arm-elf: Add armv7 multilib.
8328 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8330 (UNSPEC_STACK_ALIGN, ce_count): New.
8331 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8332 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8334 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8335 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8336 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8337 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8338 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8339 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8341 * doc/extend.texi: Document ARMv7-M interrupt functions.
8342 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8344 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8346 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8347 (struct _Unwind_Context): Rename args_size to flags, remove
8348 signal_frame field, add a new args_size field and version field.
8349 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8350 _Unwind_IsExtendedContext): New inline functions.
8351 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8352 Assume by_value array is only present if _Unwind_IsExtendedContext.
8353 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8354 _Unwind_IsSignalFrame.
8355 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8356 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8357 (uw_init_context_1): Initialize context->flags to
8358 EXTENDED_CONTEXT_BIT.
8359 * config/rs6000/linux-unwind.h (frob_update_context): Use
8360 _Unwind_SetSignalFrame.
8362 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8365 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8366 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8369 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8371 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8372 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8373 RET, AT_SP): Remove.
8374 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8377 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8378 * cfgbuild.c (find_basic_blocks): Likewise.
8379 * cfgrtl.c (rtl_create_basic_block): Likewise.
8380 * function.c (temp_slots_at_level): Likewise.
8381 * reg-stack.c (stack_regs_mentioned): Likewise.
8382 * regclass.c (allocate_reg_info): Likewise.
8383 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8384 set_bb_for_stmt, move_block_to_fn): Likewise.
8385 * tree-complex.c (tree_lower_complex): Likewise.
8386 * vec.h (VEC_safe_grow_cleared): New.
8388 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8390 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8392 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8393 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8395 * cfgloopmanip.c (scale_loop_frequencies): Export.
8396 (loopify): Scale the frequencies by prescribed coefficients.
8397 (set_zero_probability): New function.
8398 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8399 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8400 and frequencies according to arguments.
8401 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8403 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8404 * modulo-sched.c (sms_schedule): Set probabilities for entering
8405 versioned loop correctly.
8406 * tree-vect-transform.c (vect_transform_loop): Ditto.
8407 * cfgloop.h (loopify, loop_version): Declaration changed.
8408 (scale_loop_frequencies): Declared.
8410 2007-01-02 Jan Hubicka <jh@suse.cz>
8412 * cgraph.c: Include tree-flow.h
8413 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8415 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8416 * tree-pass.h (pass_all_early_optimizations): Declare.
8417 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8419 (cgraph_analyze_function): Do early_local_passes.
8420 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8421 Do not add referenced vars.
8422 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8424 (gate_all_early_local_passes): New gate.
8425 (pass_early_local_passes): Use new gate.
8426 (execute_early_local_optimizations): New functions.
8427 (gate_all_early_optimizations): New gate.
8428 (pass_all_early_optimizations): New pass.
8429 (execute_free_datastructures): Free SSA only when initialized.
8430 (gate_init_datastructures): Init only when optimizing.
8431 (tree_lowering_passes): Do early local passes when called late.
8432 * tree-profile.c (do_tree_profiling): Don't profile functions added
8434 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8435 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8437 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8438 during early_local_passes.
8439 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8442 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8444 * Makefile.in: Update copyright year.
8446 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8448 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8449 in $(lang_checks) and check-consistency targets.
8451 2007-01-02 Jan Hubicka <jh@suse.cz>
8453 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8454 Do not add referenced vars.
8455 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8457 * passes.c (init_optimization_passes): Put mudflap_2 after
8458 free_datastructures.
8460 2007-01-02 Jan Hubicka <jh@suse.cz>
8462 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8463 Set NOTHROW flag on call statements proved to be nothrow.
8464 Update statement of local calls so new pure/const functions are
8465 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8467 (tree_rest_of_compilation): Register hooks and initialize bitmap
8468 early. Do not set after_inlining flag.
8470 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8472 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8473 HOST_BITS_PER_LONGLONG
8475 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8478 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8479 warning for non-static initializers.
8481 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8483 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8484 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8485 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8486 Always use set_unique_reg_note to add REG_EQUAL notes.
8488 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8491 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8493 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8494 * cfgbuild.c (find_basic_blocks): Likewise.
8495 * cfgrtl.c (rtl_create_basic_block): Likewise.
8496 * function.c (temp_slots_at_level): Likewise.
8497 * reg-stack.c (stack_regs_mentioned): Likewise.
8498 * regclass.c (allocate_reg_info): Likewise.
8499 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8500 set_bb_for_stmt, move_block_to_fn): Likewise.
8501 * tree-complex.c (tree_lower_complex): Likewise.
8502 * vec.h (VEC_safe_grow_cleared): New.
8504 2007-01-02 Ian Lance Taylor <iant@google.com>
8506 * c-common.c (c_common_truthvalue_conversion): When warning about
8507 using an assignment as a truth value, set TREE_NO_WARNING.
8509 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8512 * c.opt (Wold-style-declaration): New.
8513 * doc/invoke.texi (C-only Warning Options): New.
8514 (Wold-style-declaration): Document it.
8515 (Wextra): Enabled by -Wextra.
8516 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8517 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8518 -Wold-style-declaration.
8520 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8522 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8523 * cfgbuild.c (find_basic_blocks): Likewise.
8524 * cfgrtl.c (rtl_create_basic_block): Likewise.
8525 * function.c (temp_slots_at_level): Likewise.
8526 * reg-stack.c (stack_regs_mentioned): Likewise.
8527 * regclass.c (allocate_reg_info): Likewise.
8528 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8529 set_bb_for_stmt, move_block_to_fn): Likewise.
8530 * tree-complex.c (tree_lower_complex): Likewise.
8531 * vec.h (VEC_safe_grow_cleared): New.
8533 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8535 * c-common.c (c_common_nodes_and_builtins): Since variants of
8536 void_type_node get built before it is given a name, we need to
8537 give those variants the name, too.
8538 (complete_array_type): We need to work with the canonical main
8539 type of the array, from which we will build the qualified version.
8540 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8541 * print-tree.c (print_node): Display canonical type information
8543 * stor-layout.c (layout_type): When we don't know the
8544 alignment of a type for which we're building an array, we end up
8545 guessing wrong, so make the type require structural equality.
8546 * tree.c (make_node_stat): When we build a new type, it is its
8548 (build_type_attribute_qual_variant): When building an attribute
8549 variant, its canonical type is the non-attribute variant. However,
8550 if the attributes are target-dependent and they differ, we need to
8551 use structural equality checks for this type.
8552 (build_qualified_type): A qualified type is not equivalent to its
8553 unqualified variant; set the canonical type appropriately.
8554 (build_distinct_type_copy): When building a distinct type from
8555 another type, the new type is its own canonical type.
8556 (build_variant_type_copy): When building a new type variant, we
8557 assume that it is equivalent to the original type.
8558 (build_pointer_type_for_mode): When building a pointer type, also
8559 build a canonical type pointer.
8560 (build_reference_type_for_mode): When building a reference type,
8561 also build a canonical type reference.
8562 (build_index_type): When we can't hash an index type (e.g.,
8563 because its maximum value is negative), the index type requires
8564 structural equality tests.
8565 (build_array_type): Build the canonical form of an array type.
8566 (build_function_type): Function types require structural equality,
8567 because they contain default arguments, attributes, etc.
8568 (build_method_type_directly): Ditto for method types.
8569 (build_offset_type): Build the canonical offset type.
8570 (build_complex_type): Build the canonical vector type.
8571 (make_vector_type): Build the canonical vector type.
8572 * tree.h (TYPE_CANONICAL): New.
8573 (TYPE_STRUCTURAL_EQUALITY_P): New.
8574 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8575 (struct tree_type): Added "canonical" field.
8576 * params.h (VERIFY_CANONICAL_TYPES): New.
8577 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8578 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8579 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8580 * doc/invoke.texi (verify-canonical-types): Document --param
8581 parameter for verifying canonical types.
8583 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8585 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8586 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8587 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8588 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8590 * config/rs6000/e500.h: New.
8591 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8592 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8594 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8595 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8596 TARGET_E500_DOUBLE): Remove.
8597 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8598 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8599 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8600 * config/rs6000/rs6000.c (rs6000_override_options): Use
8603 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8605 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8606 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8607 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8608 rs6000_emit_cmove): Don't check TARGET_E500.
8609 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8610 sordered): Don't check TARGET_E500.
8612 2007-01-01 Eric Christopher <echristo@apple.com>
8614 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8615 HARD_REGISTER_NUM_P.
8617 2007-01-01 Roger Sayle <roger@eyesopen.com>
8619 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8620 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8621 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8624 2007-01-01 Mike Stump <mrs@apple.com>
8626 * configure.ac: Remove support for building with Apple's gcc-3.1.
8628 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8631 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8632 REG is a hard register. Do not modify REG before calling
8634 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8635 multiple of the size of YMODE for certain lowpart cases.
8637 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8640 * gimplify (voidify_wrapper_expr): Update for
8643 2007-01-01 Andreas Schwab <schwab@suse.de>
8646 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8647 save of BR0 in extra_spill_size instead of spill_size.
8648 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8650 (ia64_expand_epilogue): Restore BR0 from its new location.
8652 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8654 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8655 Use a temporary variable if the left hand side is not a gimple
8658 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8660 * gimplify.c (gimplify_return_expr): Make the temporary variable
8661 for the return expression, a gimple register variable.
8663 2007-01-01 Jan Hubicka <jh@suse.cz>
8665 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8668 2007-01-01 Mike Stump <mrs@apple.com>
8670 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8672 * config/darwin.c (machopic_select_rtx_section): Use
8674 (darwin_mergeable_constant_section): Likewise.
8675 * configure: Regenerate.
8676 * config.in: Regenerate.
8678 2007-01-01 Jan Hubicka <jh@suse.cz>
8679 Andrew Pinski <pinskia@gmail.com>
8681 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8682 before starting IPA passes.