1 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4 inverted and documentation adjusted.
5 ("mhard-dfp", "msoft-dfp"): New options.
6 * config/s390/s390.c (s390_handle_arch_option): New architecture
8 (override_options): Sanity checks for the new options added.
9 * config.gcc: New architecture switch: z9-ec.
10 * config/s390/s390.h (processor_flags): PF_DFP added.
11 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
12 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
13 when the bit is NOT set so remove it from the defaults.
15 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
17 * genemit.c (main): Print include statement for dfp.h.
18 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
21 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
25 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
28 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
31 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
34 attr_length_call, output_call, output_indirect_call): Cleanup
35 formatting of targetm calls.
37 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
39 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
41 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
43 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
44 reservation, bypass and anti-bypass descriptions for these instructions.
46 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
49 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
51 * tree-vect-transform.c (get_initial_def_for_induction): Replace
52 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
53 (get_initial_def_for_reduction): Likewise.
55 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
57 Fix PR tree-optimization/29922
58 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
59 (get_representative): Removed.
60 (value_dies_in_block_x): Update for rvuse removal.
61 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
62 (compute_antic_aux): Handle when PHI nodes appear in
63 non-single-successors.
64 (dump_bitmap_of_names): Removed.
65 (compute_antic_safe): Renamed and removed rvuse calculation.
66 Calculate only antic safe.
67 (insert_into_preds_of_block): Remove assert.
68 (execute_pre): Update for renamed functions.
69 (defer_or_phi_translate_block): New function.
71 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
73 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
74 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
76 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
77 Follow spelling conventions.
79 * tree-data-ref.h: Remove the prototype for analyze_array.
81 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
83 PR tree-optimization/31041
84 * tree-vect-transform.c (get_initial_def_for_induction): Call
87 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
89 * ipa-type-escape.c (look_for_casts) : Revert code to use
90 handled_component_p due to ada test a-numaux.adb.
92 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
94 * final.c (final_scan_insn): Alter the condition of a
95 conditional trap if we have nonstandard CC.
97 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
99 * configure.ac: Remove excess quoting from asm line 0 test.
100 * configure: Rebuilt.
102 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
104 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
105 * c-common.c (convert_and_check): Move warning logic to...
106 (warnings_for_convert_and_check): ...here. Define.
107 * c-common.h (warnings_for_convert_and_check): Declare.
109 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
111 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
112 (output_call): Likewise.
114 2007-03-16 Richard Sandiford <richard@codesourcery.com>
116 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
118 2007-03-16 Richard Sandiford <richard@codesourcery.com>
120 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
122 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
125 opteron, athlon-64 and athlon-fx processor_alias_table entries.
127 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
129 PR tree-optimization/31183
130 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
131 Use double_int instead of unsigned int for representing access_strides.
132 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
134 2007-03-16 Richard Guenther <rguenther@suse.de>
136 PR tree-optimization/31146
137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
138 to allow recursion of forward_propagate_addr_expr.
139 (forward_propagate_addr_into_variable_array_index): Likewise.
140 (forward_propagate_addr_expr): Likewise.
141 (tree_ssa_forward_propagate_single_use_vars): Likewise.
142 (forward_propagate_addr_expr_1): Recurse on simple copies
143 instead of propagating into them. Do so for useless conversions
145 (forward_propagate_addr_expr): Clean up unused statements after
148 2007-03-16 Richard Guenther <rguenther@suse.de>
150 * builtins.c (expand_builtin_cexpi): Use the right argument
151 for the expansion via cexp.
153 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
155 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
156 * configure: Rebuilt.
158 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
161 * dwarf2out.c (force_type_die): Adjust comment.
162 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
164 2007-03-15 DJ Delorie <dj@redhat.com>
166 * config/frv/predicates.md (minmax_operator): Don't check operands
169 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
171 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
172 Update constant estimates of number of iterations.
173 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
174 argument renamed to "realistic".
175 (compute_estimated_nb_iterations): Removed.
176 (record_niter_bound): New function.
177 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
178 call record_nonwrapping_iv with upper = false.
179 (infer_loop_bounds_from_signedness): Pass upper argument to
180 record_nonwrapping_iv.
181 (estimate_numbers_of_iterations_loop): Do not call
182 compute_estimated_nb_iterations. Record estimate based on profile
183 information. Initialize the constant estimates of number of
185 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
187 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
188 number of iterations is too small.
189 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
190 (EST_NOT_AVAILABLE): Removed.
191 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
192 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
195 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
197 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
198 Handle NE_EXPR guards.
200 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
203 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
204 Set also -pedantic-errors by default for the preprocessor unless
205 -fpermissive is given.
207 2007-03-15 Richard Guenther <rguenther@suse.de>
211 * builtins.c (expand_builtin_cexpi): As a fallback if we
212 don't have builtins for sincos or cexp create a function
213 declaration for cexp and expand to a call to that.
214 (expand_builtin_int_roundingfn): Always fall
215 back to floor/ceil and its variants even if they may be
218 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
221 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
222 jump tables, move the call to delete_dead_jumptables from here...
223 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
224 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
225 don't allow merging of blocks that try_redirect_by_replacing_jump
226 also does not handle when not optimizing.
228 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
229 Francois-Xavier Coudert <coudert@clipper.ens.fr>
231 * config/i386/i386.md (x86_sahf_1): Correctly handle
234 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
238 x86_64_general_operand as operand[2] predicate. Remove "iF"
239 from operand constraints and use "e" constraint instead.
240 (*subti3_1, *subti3_1 splitter): Ditto.
241 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
242 operand[1] predicate.
244 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
246 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
247 arrays, multiply the access strides by the size of the sub-array.
248 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
250 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
252 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
253 the configured assembler supports the sahf mnemonic.
254 * configure: Regenerate.
255 * config.in: Regenerate.
257 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
258 emit "sahf" or ".byte\t0x9e" as asm template.
260 2007-03-14 Michael Meissner <michael.meissner@amd.com>
263 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
264 option to replace hard coded TARGET_xxx in md file.
265 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
266 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
267 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
268 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
269 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
270 (X86_TUNE_NOT_VECTORMODE): Ditto.
271 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
272 (TUNE_AVOID_VECTOR_DECODE): Ditto.
273 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
274 (TUNE_SLOW_IMUL_IMM8): Ditto.
275 (TUNE_MOVE_M1_VIA_OR): Ditto.
276 (TUNE_NOT_UNPAIRABLE): Ditto.
277 (TUNE_NOT_VECTORMODE): Ditto.
279 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
282 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
283 tuning options instead of hard coded TARGET_xxx.
284 (fix ssemode peephole2's): Ditto.
285 (imul peephole2's): Ditto.
287 (movdi_or_rex64): Ditto.
288 (move peephole2): Ditto.
289 (not peephole2's): Ditto.
291 2007-03-14 Dirk Mueller <dmueller@suse.de>
293 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
294 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
295 * c-parser.c (c_parser_if_body): Always add an empty statement in case
297 * c-parser.c (c_parser_do_statement): Warn about empty body in
299 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
300 * doc/invoke.texi (-Wempty-body): Update documentation.
302 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
305 * c-common.h (warn_for_div_by_zero): Declare.
306 * c-common.c (warn_for_div_by_zero): Define.
307 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
310 2007-03-14 Richard Sandiford <richard@codesourcery.com>
312 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
313 to PREFIX and STANDARD_PREFIX.
315 2007-03-14 Richard Sandiford <richard@codesourcery.com>
316 Phil Edwards <phil@codesourcery.com>
318 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
319 (__gthread_once_t): Remove busy field for RTPs.
320 (__GTHREAD_ONCE_INIT): Update accordingly.
322 2007-03-14 Richard Sandiford <richard@codesourcery.com>
324 * doc/invoke.texi: Document VxWorks options.
326 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
328 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
330 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
332 PR tree-optimization/30590
333 * tree-nrv.c (tree_nrv): Check for the partial update of the
336 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
338 * flags.h (flag_random_seed): Remove declaration, in favor of...
339 * toplev.h (get_random_seed, set_random_seed): ... these.
340 * tree.c (get_file_function_name): Use the former.
341 * opts.c (common_handle_option): Use the latter.
344 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
347 * cse.c (cse_find_path): Do not bail out if a basic block that
348 we already visited now becomes part of a path that starts at a
349 different basic block. Just disallow this, to make sure we
350 visit each basic block at most once.
352 2007-03-13 Jan Hubicka <jh@suse.cz>
354 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
355 when profile esitmate is present, calls with very low frequency are
358 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
360 PR tree-optimization/30730
361 PR tree-optimization/26900
362 * tree-ssa-loop-niter.c: Include gmp.h.
364 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
365 split_to_var_and_offset, determine_value_range,
366 bound_difference_of_offsetted_base, refine_bounds_using_guard,
367 bound_difference, bounds_add, bounds_negate,
368 number_of_iterations_ne_max, dump_affine_iv): New functions.
369 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
370 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
371 difference of initial and final value of control iv to validate
373 (number_of_iterations_cond): Add loop parameter. Determine bounds
374 on the difference of the extremes of the control iv. Add dumps.
375 (expand_simple_operations): Handle phi nodes.
376 (simplify_using_initial_conditions): Do not record used conditions.
377 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
378 Do not set additional_info.
379 (implies_nonnegative_p, implies_ge_p): Removed.
380 (derive_constant_upper_bound): Do not use parameter `additional'.
381 (record_estimate): Parameter `additional' removed. Parameter
382 `i_bound' added. Do not call derive_constant_upper_bound.
383 (record_nonwrapping_iv): Use derive_constant_upper_bound to
384 bound the number of iterations estimate.
385 (estimate_numbers_of_iterations_loop): Pass the estimate from
386 the number of iterations analysis to record_estimate.
387 * tree.h (multiple_of_p): Declare.
388 * tree-scalar-evolution.c (expression_expensive_p): Removed.
389 (scev_const_prop): Do not check expression_expensive_p.
390 * fold-const.c (multiple_of_p): Exported.
391 * double-int.c (double_int_mask): Exported.
392 * double-int.h (double_int_mask): Declare.
393 * tree-flow.h (struct tree_niter_desc): Removed additional_info
394 field. Added max field.
396 2007-03-13 David Taylor <taylor@candd.org>
399 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
402 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
408 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.opt (mcx16, msahf): New options.
411 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
412 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
414 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
415 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
416 Output -mcx16 and -msahf options when corresponding bit is set.
418 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
421 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
423 * configure.ac: Test for assembler tolerance to # 0 "".
424 * configure, config.in: Rebuilt.
425 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
427 2007-03-13 Geoffrey Keating <geoffk@apple.com>
429 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
431 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
432 (handle_syscall): Handle direct system calls.
433 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
435 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
437 * doc/invoke.texi: Fix cpp.info cross-reference.
438 * doc/passes.texi: Fix gcc.info cross-reference.
440 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
442 PR tree-optimization/30835
443 * lambda-code.c (can_convert_to_perfect_nest): Check whether
444 bb_for_stmt is not NULL before accessing it.
446 2007-03-12 Joseph Myers <joseph@codesourcery.com>
448 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
451 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
454 * doc/install.texi: Document --enable-stage1-languages
456 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
458 * tree-pass.h (pass_into_cfg_layout_mode,
459 pass_outof_cfg_layout_mode): Declare.
460 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
461 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
462 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
463 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
465 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
467 * c-decl.c (warn_variable_length_array): New function.
468 Refactored from grokdeclarator to handle warn_vla
469 and handle unnamed array case.
470 (grokdeclarator): Refactored VLA warning case.
471 * c.opt (Wvla): New flag.
472 * doc/invoke.texi (Wvla): New warning.
474 2007-03-12 Richard Henderson <rth@redhat.com>
476 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
477 (TARGET_SECTION_TYPE_FLAGS): New.
479 2007-03-12 Richard Henderson <rth@redhat.com>
481 * config/darwin.c (machopic_reloc_rw_mask): New.
482 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
483 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
485 2007-03-12 Mark Mitchell <mark@codesourcery.com>
487 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
488 * cppdefault.h (cpp_PREFIX): Document.
489 (cpp_PREFIX_len): Likewise.
490 (cpp_EXEC_PREFIX): New variable.
491 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
492 * c-incpath.c (add_standard_paths): Correct logic for relocating
495 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
498 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
500 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
501 fix_truncdfdi_sse using SSEMODEF mode macro.
502 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
503 fix_truncdfsi_sse using SSEMODEF mode macro.
504 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
505 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
507 2007-03-12 Richard Sandiford <richard@codesourcery.com>
509 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
512 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
514 * tree.h : Add multiple_of_p declaration.
515 * fold-const.c (multiple_of_p): Make multiple_of_p public.
516 * ipa-type-escape.c (results_of_malloc): Redundant.
517 (visited_stmts): New. Visited stmt for walk_use_def_chains.
518 (cast_type): Extended with new members.
519 (check_cast): Returns cast_type.
520 (cast): New structure for data of walk_use_def_chains.
521 (is_malloc_result, is_cast_from_non_pointer_1,
522 is_cast_from_non_pointer,
523 is_array_access_through_pointer_and_index): New functions.
524 (look_for_casts): Returns cast types.
525 (check_call): Returns void.
526 (okay_pointer_operation): Use support of pointer plus index,
527 pointer plus constant and allow all multiplications.
529 2007-03-11 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/31115
532 * tree-vrp.c (extract_range_from_binary_expr): Make sure
533 the shift count is positive and non-anti-range for RSHIFT_EXPR.
534 A shift count of zero is not special as with *_DIV_EXPR.
535 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
538 2007-03-11 Ian Lance Taylor <iant@google.com>
540 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
541 the *_DIV_EXPR codes correctly with overflow infinities.
543 2007-03-11 Ira Rosen <irar@il.ibm.com>
545 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
546 indicate success/failure of the analysis. Add negation to subtrahend
547 in case of subtraction. Fail if both operands contain constants.
548 (create_data_ref): Fail if analyze_offset fails.
550 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
552 * config/i386/i386.md (frndintxf2): Rename to ...
553 (rintxf2): ... this. Remove expander having same name.
554 (rintsf2, rintdf2): Implement using SSEMODEF macro.
555 (roundsf2, rounddf2): Ditto.
556 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
557 (lround<mode>di2, lround<mode>si2): Ditto.
559 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
561 * lower-subreg.c: Include except.h.
562 (decompose_multiword_subregs): Verify that the only control flow
563 insns we can split are loads to multi-words pseudos.
564 Handle breaking such blocks after splitting, instead of calling
565 find_many_sub_basic_blocks.
567 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
568 on the new basic block. Add a lengthy comment explaining why we
569 thought this was necessary.
570 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
572 2007-03-10 Mark Mitchell <mark@codesourcery.com>
575 * tree.c (walk_type_fields): Recurse into the element type of
576 ARRAY_TYPEs if there is a pointer set.
578 2007-03-10 Dirk Mueller <dmueller@suse.de>
580 * c-common.c (warn_logical_operator): Fix condition.
582 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
584 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
586 * config/darwin.c (machopic_select_section): Remove superfluous
587 argument in call to categorize_decl_for_section. Remove unused
590 2007-03-10 Joseph Myers <joseph@codesourcery.com>
592 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
594 * configure: Regenerate.
596 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
600 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
601 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
602 Add LABEL_NUSES to emitted label.
603 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
604 branch probability value to emitted jump insn.
605 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
606 Do not check life information and do not re-arrange input operands
607 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
609 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
611 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
612 the change of decode_asm_operands.
614 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
616 * mode-switching.c (create_pre_exit): Skip blockage insn.
618 2007-03-09 Diego Novillo <dnovillo@redhat.com>
620 * tree-pass.h (TODO_update_smt_usage): Remove.
622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
626 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
628 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
629 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
630 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
633 2007-03-09 Geoffrey Keating <geoffk@apple.com>
635 * gcc.c: Document %{, in big comment at top.
636 (input_suffix_matches): Remove special handling for .s and
638 (input_spec_matches): New.
639 (handle_braces): Handle %{,.
640 (validate_switches): ',' indicates a value which is not a switch.
641 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
642 to detect assembler input.
643 * config/i386/sol2.h (CPP_SPEC): Likewise.
644 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
645 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
646 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
647 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
648 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
649 -m64 causes deployment target to default to 10.5.
650 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
652 2007-03-09 Richard Henderson <rth@redhat.com>
655 * target.h (targetm.asm.out.reloc_rw_mask): New.
656 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
657 (TARGET_ASM_OUT): Use it.
658 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
659 * varasm.c (categorize_decl_for_section): Remove shlib argument;
660 use the new reloc_rw_mask target hook instead.
661 (default_section_type_flags_1): Merge into...
662 (default_section_type_flags): ... here.
663 (decl_readonly_section_1): Merge into...
664 (decl_readonly_section): ... here.
665 (default_elf_select_section_1): Merge into...
666 (default_elf_select_section): ... here.
667 (default_unique_section_1): Merge into...
668 (default_unique_section): ... here.
669 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
670 (default_select_rtx_section): Use it.
671 (default_elf_select_rtx_section): Likewise.
672 * output.h: Update to match.
673 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
674 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
675 (TARGET_ASM_RELOC_RW_MASK): New.
676 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
677 to categorize_decl_for_section.
678 (x86_64_elf_unique_section): Likewise.
679 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
680 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
681 (TARGET_ASM_RELOC_RW_MASK): New.
682 * config/ia64/ia64.c (ia64_rwreloc_select_section,
683 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
684 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
685 (TARGET_RWRELOC): Remove.
686 (ia64_section_type_flags): Adjust call to default_section_type_flags.
687 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
688 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
689 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
690 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
691 (rs6000_xcoff_select_section): Use decl_readonly_section.
692 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
693 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
694 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
695 (TARGET_SECTION_TYPE_FLAGS): Remove.
696 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
698 2007-03-09 Roger Sayle <roger@eyesopen.com>
700 * fold-const.c (fold_comparison): Remove compile-time evaluation of
701 complex constant equality/inequality comparisons for here.
702 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
703 known at compile-time or can be simplified to a scalar comparison.
704 (fold_relational_const): Move compile-time evaluation of complex
705 constant equality/inequality comparisons to here.
707 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
709 PR rtl-optimization/30643
710 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
712 (fold_rtx): Recurse, like before 2006-11-03.
714 2007-03-09 DJ Delorie <dj@redhat.com>
716 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
719 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
721 PR tree-optimization/30375
722 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
723 LHS of statements is not the same.
724 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
726 2007-03-09 Chao-ying Fu <fu@mips.com>
728 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
730 * doc/invoke.texi (-mdspr2): Document new option.
731 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
732 New unspec for DSP REV 2.
733 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
734 these instructions are extended in DSP REV 2.
735 (mips-dspr2.md): Include.
736 * config/mips/mips.opt (mdspr2): New option.
737 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
738 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
739 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
740 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
741 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
742 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
743 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
745 (bdesc_map): Add one field of unsupported_target_flags.
746 (bdesc_arrays): Update entries to have extra fields. Add
748 (mips_init_builtins): Initialize new function types.
749 Check unsupported_target_fileds to filter out builtins.
750 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
752 (ASM_SPEC): Pass mdspr2 to the assembler.
753 * config/mips/mips-dspr2.md: New file.
755 2007-03-09 Sa Liu <saliu@de.ibm.com>
757 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
759 2007-03-09 Ian Lance Taylor <iant@google.com>
761 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
762 argument) like -Wstrict-overflow=2.
763 * doc/invoke.texi (Warning Options): Update documentation.
765 2007-03-09 Dirk Mueller <dmueller@suse.de>
768 * doc/invoke.texi (-Wlogical-op): Document.
769 * common.opt (-Wlogical-op): New.
770 * c-common.h (warn_logical_operator): Declare.
771 * c-common.c (warn_logical_operator): Define.
772 * c-typeck.c (parser_build_binary_op): Call
773 warn_logical_operator.
775 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
777 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
778 * final.c (final_scan_insn): Test for non-"" file name.
780 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
782 * doc/loop.texi: Document the Omega linear constraints solver.
783 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
784 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
785 omega-hash-table-size, omega-max-keys, and
786 omega-eliminate-redundant-constraints.
787 * tree-pass.h (pass_check_data_deps): Declared.
790 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
791 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
792 pass_check_data_deps): New.
793 * tree-data-ref.c (init_data_ref): Remove declaration.
794 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
795 (analyze_array): Renamed init_array_ref, move up initializations.
796 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
797 Removed arguments that are set to NULL.
798 (analyze_indirect_ref): Correct indentation, correct call to
800 (object_analysis): Call init_array_ref instead of analyze_array.
801 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
802 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
803 of DR_ACCESS_FNS_ADDR.
804 (init_omega_eq_with_af, omega_extract_distance_vectors,
805 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
806 ddr_consistent_p): New.
807 (compute_affine_dependence): Check consistency of ddrs when
808 flag_check_data_deps is passed.
809 (analyze_all_data_dependences): Uncomment.
810 (tree_check_data_deps): New.
811 * tree-data-ref.h: Include omega.h.
812 (DR_ACCESS_FNS_ADDR): Removed.
813 (data_dependence_relation): Add inner_loop.
814 (DDR_INNER_LOOP): New.
815 * common.opt (fcheck-data-deps): New.
816 * tree-flow.h (tree_check_data_deps): Declare.
817 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
818 (OBJS-common): Depend on omega.o.
820 * passes.c (pass_check_data_deps): Scheduled.
821 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
822 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
823 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
824 PARAM_VECT_MAX_VERSION_CHECKS,
825 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
827 2007-03-09 Richard Guenther <rguenther@suse.de>
829 PR tree-optimization/30904
831 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
832 the same way as *_DIV_EXPR.
834 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
836 * recog.c (decode_asm_operands): No mixed declarations and code.
838 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
840 * rtl.def (ASM_INPUT): Add location.
841 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
842 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
843 (decode_asm_operands): Add loc operand.
844 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
845 * stmt.c (expand_asm): Rename to...
846 (expand_asm_loc): ... this. Add locus argument. Pass it on to
847 gen_rtx_ASM_INPUT_loc.
848 (expand_asm_expr): Adjust.
849 * recog.c (decode_asm_operands): Add loc operand.
850 (check_asm_operands, extract_insn): Adjust.
851 * reload1.c (maybe_fix_stack_asms): Likewise.
852 * final.c (asm_insn_count): Likewise.
853 (final_scan_insn): Output # line before and after asm.
855 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
857 * tree-ssa-structalias.c (variable_info): Remove
859 (new_var_info): Ditto.
860 (shared_bitmap_info_t): New structure.
861 (shared_bitmap_table): New variable.
862 (shared_bitmap_hash): New function.
863 (shared_bitmap_eq): Ditto
864 (shared_bitmap_lookup): Ditto.
865 (shared_bitmap_add): Ditto.
866 (merge_smts_into): Change to take bitmap directly.
867 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
868 (init_alias_vars): Init shared bitmap hashtable.
869 (delete_points_to_sets): Delete shared bitmap hashtable.
870 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
871 is_aliased removal as a change that was still necessary was
874 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/i386.h (override_options): Conditionally disable
877 x86_sahf for 64bit targets only.
879 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
882 * c-decl.c (merge_decls): Don't call make_var_volatile.
883 * varasm.c (make_var_volatile): Remove.
884 * output.h (make_var_volatile): Remove.
886 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
888 PR tree-optimization/31085
889 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
891 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
893 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
894 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
895 ATTR_CONST_NOTHROW_LIST.
897 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
900 2007-03-08 Diego Novillo <dnovillo@redhat.com>
902 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
904 2007-03-08 Geoffrey Keating <geoffk@apple.com>
907 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
909 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
910 passed, use shared libgcc.
912 2007-03-08 Roger Sayle <roger@eyesopen.com>
914 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
915 instead of calling build2 with a GIMPLE_MODIFY_STMT.
916 (honor_protect_cleanup_actions, lower_try_finally_switch):
918 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
919 ifc_temp_var): Likewise.
920 * tree-inline.c (setup_one_parameter): Likewise.
921 * tree-mudflap.c (mf_decl_cache_locals,
922 mf_build_check_statement_for): Likewise.
923 * tree-nested.c (init_tmp_var, save_tmp_var,
924 finalize_nesting_tree_1): Likewise.
925 * tree-outof-ssa.c (insert_copy_on_edge,
926 insert_backedge_copies): Likewise.
927 * tree-profile.c (tree_gen_edge_profiler,
928 tree_gen_ic_profiler): Likewise.
929 * tree-scalar-evolution.c (scev_const_prop): Likewise.
930 * tree-sra.c (sra_build_assignment): Likewise.
931 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
932 * tree-ssa-math-opts.c (insert_reciprocals,
933 execute_cse_sincos_1): Likewise.
934 * tree-tailcall.c (adjust_accumulator_values,
935 adjust_return_value): Likewise.
936 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
937 * tree-vect-transform.c (vect_create_data_ref_ptr,
938 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
939 vect_create_epilog_for_reduction, vectorizable_reduction,
940 vectorizable_call, vectorizable_conversion,
941 vectorizable_assignment, vectorizable_operation,
942 vectorizable_type_demotion, vect_gen_widened_results_half,
943 vect_permute_store_chain, vectorizable_store,
944 vect_setup_realignment, vect_permute_load_chain,
945 vectorizable_load, vectorizable_condition,
946 vect_create_cond_for_align_checks): Likewise.
947 * tree-vrp.c (build_assert_expr_for): Likewise.
949 2007-03-08 Ian Lance Taylor <iant@google.com>
951 * tree-vrp.c: Include "intl.h".
952 (usable_range_p): New static function.
953 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
954 overflowed values, juts set *strict_overflow_p.
955 (compare_values): Only return -2 if one of the operands is not a
957 (compare_ranges): Call usable_range_p.
958 (compare_range_with_value): Likewise.
959 (vrp_evaluate_conditional_warnv): Rename from
960 vrp_evaluate_conditional. Make static. Change all callers.
961 (vrp_evaluate_conditional): New function.
962 (simplify_div_or_mod_using_ranges): Issue warning about reliance
964 (simplify_abs_using_ranges): Likewise.
965 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
966 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
967 within_stmt parameter.
968 * tree-ssa-propagate.c (fold_predicate_in): Update call to
969 vrp_evaluate_conditional.
970 * tree-ssa-threadedge.c
971 (record_temporary_equivalences_from_stmts_at_dest): Change
972 simplify parameter to take a second tree parameter.
973 (simplify_control_stmt_condition): Likewise.
974 (thread_across_edge): Likewise.
975 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
976 (thread_across_edge): Likewise.
977 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
979 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
981 * config/i386/i386.h (TARGET_SAHF): New define.
982 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
983 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
984 (x86_sahf): New global variable.
985 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
986 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
987 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
988 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
990 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
991 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
992 when expanding fcomi/sahf based tests.
993 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
994 expanding sahf based alternative. Emit sahf based sequence when
995 optimizing for code size.
996 * config/i386/i386.md (x86_sahf_1): Do not disable for
997 TARGET_64BIT, enable for TARGET_SAHF.
999 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1001 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1002 spurious whitespace from error message.
1004 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1007 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1009 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1011 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1013 * tree-sra.c (instantiate_element): Propagate disabled warnings
1014 from the element itself to the created variable.
1016 2007-03-07 Richard Henderson <rth@redhat.com>
1019 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1020 silently fix up the stack in the case of a missing register.
1022 2007-03-07 Paul Brook <paul@codesourcery.com>
1024 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1026 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1028 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1030 (phase1_vrs): Use them.
1031 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1032 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1033 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1034 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1035 __gnu_Unwind_Restore_WMMXC if required.
1036 (_Unwind_VRS_Pop): Implement iWMMXt support.
1037 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1038 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1039 gnu_Unwind_Save_WMMXC): Define.
1041 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1043 * config/vxworks.h (vxworks_override_options): Declare.
1044 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1045 * config/vxworks.c: Include target.h and toplev.h.
1046 (vxworks_override_options): New function.
1047 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1049 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1051 * config/s390/s390.c (override_options): Don't emit an error when
1052 -mstack-size is used without providing -mstack-guard.
1053 (s390_emit_prologue): Choose stack_guard value automatically if not
1054 provided via command line.
1055 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1057 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1059 * config/i386/i386.c (output_set_got): Add a GOT initialization
1060 sequence for VxWorks PIC.
1061 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1062 around labels as well as symbols. Use gotoff_operand instead
1063 of local_symbolic_operand.
1064 (legitimize_pic_address): Use gotoff_operand instead of
1065 local_symbolic_operand. Use @GOT accesses for labels as
1067 (ix86_output_addr_diff_elt): Use PC-relative rather than
1068 GP-relative offsets for VxWorks PIC.
1069 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1070 no_new_pseudos. Check whether the returned register is op0.
1071 * config/i386/i386.md (tablejump): Use PC-relative rather than
1072 GP-relative offsets for VxWorks PIC.
1073 * config/i386/predicates.md (gotoff_operand): New predicate.
1075 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1077 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1079 * config/vxworks-dummy.h: New file.
1080 * config/i386/i386.h: Include it.
1082 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1084 * dwarf2out.c (is_inlined_entry_point): New
1085 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1086 DW_AT_ranges if the first subblock is the entry point.
1088 2007-03-06 David Daney <ddaney@avtrex.com>
1090 * doc/install.texi (mips-*-*): Change recommended binutils
1093 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1095 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1096 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1098 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1099 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1101 2007-03-06 Jan Hubicka <jh@suse.cz>
1103 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1104 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1106 (probably_cold_bb_p): Cold functions are cold.
1107 (probably_never_executed_bb_p): Cold functions are cold.
1108 (tree_bb_level_predictions): Predict calls to cold functions as not
1110 (compute_function_frequency): Check hot/cold attributes.
1111 * function.h (function_frequency): Update comments.
1112 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1113 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1114 (c_common_att): Add cold and hot.
1116 * doc/extend.texi (hot,cold attributes): Document.
1118 2007-03-06 Andrew Haley <aph@redhat.com>
1120 * function.c (expand_function_end): Move blockage to just after we
1121 emit the label for the naked return from the function.
1123 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1125 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1128 2007-03-06 Jan Hubicka <jh@suse.cz>
1130 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1131 loaded for constant large models. Non-large 64bit PIC can do.
1132 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1133 * cmodel.h: Add LARGE PIC.
1134 * i386.md (UNSPEC_PLTOFF): New.
1135 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1137 (*call_1_rex64): Disable for large models.
1138 (*call_1_rex64_large): New.
1139 (*call_value_1_rex64): Disable for large models.
1140 (*call_value_1_rex64_large): New.
1141 (set_rip_rex4): New.
1142 (set_got_offset_rex64): New.
1143 * predicates.md (constant_call_address_operand): For large model
1144 constant calls are not possible.
1145 * i386-protos.h (construct_plt_address): Declare.
1146 * i386.c (override_options): Accept large models.
1147 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1148 (legitimate_constant_p): Add new UNSPECs.
1149 (legitimate_pic_operand_p): Likewise.
1150 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1151 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1153 (output_pic_addr_const): Add PLTOFF.
1154 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1155 (ix86_expand_move): Legitimize pic address when in PIC mode.
1156 (construct_plt_address): New function.
1157 (ix86_expand_call): Offload the address to register and use GOT pointer
1159 * invoke.texi (mcmodel=large): Update documentation.
1161 2007-03-06 Richard Henderson <rth@redhat.com>
1163 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1164 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1165 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1166 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1167 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1168 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1169 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1170 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1171 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1172 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1173 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1174 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1175 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1176 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1177 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1178 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1179 x86_schedule, x86_use_bt, x86_pad_returns,
1180 x86_use_xchgb): Merge into ...
1181 (ix86_tune_features): ... here. New array.
1182 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1183 x86_bswap): Merge into ...
1184 (ix86_arch_features): ... here. New array.
1185 (x86_3dnow_a): Remove.
1186 (x86_accumulate_outgoing_args): Make static.
1187 (x86_arch_always_fancy_math_387): Make static.
1188 (ix86_tune_mask, ix86_arch_mask): Move ...
1189 (override_options): ... to local variables here. Apply the
1190 appropriate mask to each element of ix86_arch_features and
1191 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1192 as were done in the old macros.
1193 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1194 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1195 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1196 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1197 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1198 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1199 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1200 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1201 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1202 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1203 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1204 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1205 x86_accumulate_outgoing_args, x86_prologue_using_move,
1206 x86_epilogue_using_move, x86_decompose_lea,
1207 x86_arch_always_fancy_math_387, x86_shift1,
1208 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1209 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1210 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1211 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1212 x86_use_incdec, x86_pad_returns, x86_bswap,
1213 x86_partial_flag_reg_stall): Remove.
1214 (enum ix86_tune_indices): New.
1215 (ix86_tune_features): New.
1216 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1217 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1218 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1219 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1220 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1221 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1222 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1223 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1224 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1225 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1226 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1227 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1228 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1229 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1230 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1231 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1232 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1233 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1234 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1235 TARGET_EXT_80387_CONSTANTS): Use it.
1236 (enum ix86_arch_indices): New.
1237 (ix86_arch_features): New.
1238 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1239 TARGET_BSWAP): Use it.
1240 (ix86_tune_mask, ix86_arch_mask): Remove.
1242 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1245 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1246 Define using $${sysroot_headers_suffix}.
1247 * configure: Regenerate.
1248 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1249 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1251 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1252 * gcc.c (print_sysroot_headers_suffix): New.
1253 (option_map): Include --print-sysroot-headers-suffix.
1254 (display_help): Mention -print-sysroot-headers-suffix.
1255 (process_command): Handle -print-sysroot-headers-suffix.
1256 (do_spec_1): Append multilib directory to include-fixed path if
1257 sysroot suffixes in use.
1258 (main): Handle -print-sysroot-headers-suffix.
1259 * Makefile.in (start.encap): Don't depend on xlimits.h
1260 (xlimits.h): Remove.
1261 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1262 limits.h for each multilib in fixinc_list.
1263 (fixinc_list, s-fixinc_list): New.
1264 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1265 generate them for each multilib in fixinc_list.
1266 (stmp-fixproto): Use include-fixed. Run fixproto for each
1267 multilib in fixinc_list.
1268 (mostlyclean): Don't remove xlimits.h.
1269 (clean): Remove include-fixed.
1270 (real-install-headers-tar, real-install-headers-cpio,
1271 real-install-headers-cp): Don't copy include, only include-fixed.
1272 (install-mkheaders): Depend on fixinc_list. Don't depend on
1273 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1274 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1275 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1277 2007-03-06 Jan Hubicka <jh@suse.cz>
1279 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1282 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1284 * configure.ac: Allow tm_file to contain build-directory files.
1285 * configure: Regenerate.
1286 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1287 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1288 * config/m68k/print-sysroot-suffix.sh: New file.
1290 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1292 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1293 of pic_offset_table_rtx if reload_completed.
1294 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1295 PIC_OFFSET_TABLE_REGNUM.
1296 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1298 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1299 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1301 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1303 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1304 functions that call eh_return.
1306 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1308 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1309 functions that need a constant pool.
1311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1314 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1315 (m68k_preferred_reload_class): Likewise.
1316 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1317 (SECONDARY_RELOAD_CLASS): Define.
1318 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1319 (LIMIT_RELOAD_CLASS): Delete.
1320 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1321 registers from storing bytes.
1322 (m68k_secondary_reload_class): New function.
1323 (m68k_preferred_reload_class): Likewise.
1325 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1327 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1329 (m68k_expand_prologue): Likewise.
1331 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1333 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1334 (mips_expand_epilogue): Add a bool parameter.
1335 (m68k_legitimize_sibcall_address): Declare.
1336 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1337 (m68k_expand_epilogue): Add a parameter to select between sibling
1338 and normal epilogues. Only generate a return for the latter.
1339 (m68k_ok_for_sibcall_p): New function.
1340 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1341 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1342 (sibcall_value, *sibcall_value): Likewise.
1343 (*call, *call_value): Require !SIBLING_CALL_P.
1344 (epilogue): Update call to m68k_expand_epilogue.
1345 (sibcall_epilogue): New pattern.
1346 * config/m68k/predicates.md (const_call_operand): Say that this
1347 predicate applies to sibling calls too.
1348 (sibcall_operand): New predicate.
1350 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1352 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1353 alternatives as movsi_cf.
1354 (movsf_cf_hard): Add commentary.
1356 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1357 Richard Sandiford <richard@codesourcery.com>
1359 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1360 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1361 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1362 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1363 as being live on exit from an interrupt function.
1364 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1365 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1366 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1367 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1368 (m68k_interrupt_function_p): Globalize.
1369 (m68k_compute_frame_layout): Remove reverse mask code.
1370 (m68k_emit_movem, m68k_set_frame_related): New functions.
1371 (m68k_output_function_prologue): Delete in favor of...
1372 (m68k_expand_prologue): ...this new function.
1373 (m68k_output_function_epilogue): Delete in favor of...
1374 (m68k_expand_epilogue): ...this new function.
1375 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1377 (print_operand): Handle %?.
1378 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1379 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1380 (prologue, epilogue): New patterns.
1381 (return): Turn into a define_expand.
1382 (*return): New pattern, derived from old "return" pattern. Use rte
1383 rather than rts for interrupt functions. Only use rtd if the pop
1385 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1386 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1387 (link, *link, unlink, *unlink, load_got): Likewise.
1389 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1393 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1394 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1395 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1396 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1397 and m68k_matches_u_p.
1398 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1399 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1400 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1401 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1402 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1403 (REG_STRICT_P): New macro.
1404 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1405 PCREL_GENERAL_OPERAND_OK.
1406 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1407 m68k_legitimate_base_reg_p.
1408 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1409 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1410 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1411 * config/m68k/m68k.c (m68k_address): New structure.
1412 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1413 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1414 (m68k_jump_table_ref_p, m68k_decompose_address)
1415 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1416 (m68k_matches_u_p): New functions.
1417 (print_operand_address): Rewrite to use m68k_decompose_index.
1419 2007-03-05 David Taylor <dtaylor@emc.com>
1421 * gcc.c: Correct copyright date in --version output.
1423 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1425 * pa.md: In unamed move patterns, disparge copies between general
1426 and floating point registers using '?' modifier. Don't include 'f'
1427 constraint for register preferences in DImode, SImode, HImode and
1428 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1429 Remove constraints for copies between general and floating registers
1430 in soft-float DFmode pattern.
1431 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1435 2007-03-05 Mike Stump <mrs@apple.com>
1437 * c-common.c (targetcm): Add.
1438 * c-opts.c (c_common_handle_option): Handle language specific
1440 * opts.c (handle_option): Verify language for target options, if
1442 * opth-gen.awk: Add CL_LANG_ALL.
1443 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1444 (TARGETCM_INITIALIZER): Add.
1445 * target.h (struct gcc_targetcm): Add.
1447 * targhooks.c (default_handle_c_option): Add.
1448 * targhooks.h (default_handle_c_option): Add.
1449 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1451 * config/darwin.opt (iframework): Add.
1452 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1453 * config/darwin-c.c (handle_c_option): Add.
1454 (TARGET_HANDLE_C_OPTION): Add.
1456 * doc/invoke.texi (Darwin Options): Add -iframework.
1458 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1460 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1463 2007-03-05 Ian Lance Taylor <iant@google.com>
1465 * c.opt (fgnu89-inline): New option.
1466 * c-opts.c (c_common_post_options): Set default value for
1468 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1469 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1471 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1472 (grokdeclarator, start_function): Likewise.
1473 * c-cppbuiltin.c (c_cpp_builtins): Define either
1474 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1475 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1476 (C Dialect Options): Document -fgnu89-inline.
1477 * doc/extend.texi (Function Attributes): Explain what the
1478 gnu_inline attribute does.
1479 * doc/cpp.texi (Common Predefined Macros): Document
1480 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1482 2007-03-05 Ian Lance Taylor <iant@google.com>
1484 PR tree-optimization/31034
1485 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1486 half-range if the other side is an overflow infinity.
1488 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1490 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1491 (bfin*-linux-uclibc*): New configuration.
1492 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1494 * config/bfin/linux.h: New file.
1495 * config/bfin/libgcc-bfin.ver: New file.
1496 * config/bfin/t-bfin-uclinux: New file.
1497 * config/bfin/t-bfin-linux: New file.
1498 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1499 (TARGET_OS_CPP_BUILTINS): New macro.
1501 2007-03-05 Richard Guenther <rguenther@suse.de>
1503 * fold-const.c (fold_binary): Remove duplicate folding
1504 of comparison of non-null ADDR_EXPR against null.
1506 2007-03-05 Richard Guenther <rguenther@suse.de>
1507 Dorit Nuzman <dorit@il.ibm.com>
1509 PR tree-optimization/26420
1510 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1511 are no loops in the function. Only print the number of
1512 vectorized loops if it is greater than zero or we are supposed
1513 to print information about unvectorized loops.
1515 2007-03-05 Revital Eres <eres@il.ibm.com>
1517 * gcc.dg/var-expand1.c: New test.
1518 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1519 when an accumulator is expanded.
1521 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1524 * c-common.c (convert_and_check): Don't give warnings for
1525 conversion if 'expr' already overflowed.
1527 2007-03-04 Roger Sayle <roger@eyesopen.com>
1530 * fold-const.c (fold_comparison): Enforce type consistency when
1531 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
1533 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
1535 * tree-ssa-address.c (create_mem_ref): Do not put an expression
1536 containing a cast to the base of TARGET_MEM_REF.
1538 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
1540 * tree.c (tree_contains_struct_check_failed): Remove spurious
1541 whitespace from error message.
1543 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1546 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1547 instead of precision.
1549 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
1550 Nathan Sidwell <nathan@codesourcery.com>
1552 * emit-rtl.c (find_auto_inc): New.
1553 (try_split): recreate REG_INC notes,
1554 Use regular for loops rather than whiles.
1556 2007-03-03 Andreas Schwab <schwab@suse.de>
1558 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
1559 * configure: Regenerate.
1561 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1563 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
1564 flag_rounding_math, not flag_unsafe_math_optimizations.
1566 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
1568 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
1569 alpha_fold_vector_minmax): Likewise.
1570 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1571 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
1573 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1575 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
1576 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
1577 if the lhs has side-effects.
1578 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
1580 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1582 * config/i386/i386.h (TUNEMASK): Remove define.
1583 (ARCHMASK): Remove define.
1584 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
1585 Use ix86_arch_mask variable instead of ARCHMASK.
1586 * config/i386/i386.c (override_options): Ditto.
1587 (standard_80387_constant_p): Ditto.
1589 2007-03-02 Ian Lance Taylor <iant@google.com>
1591 Used signed infinities in VRP.
1592 * tree-vrp.c (uses_overflow_infinity): New static function.
1593 (supports_overflow_infinity): New static function.
1594 (make_overflow_infinity): New static function.
1595 (negative_overflow_infinity): New static function.
1596 (positive_overflow_infinity): New static function.
1597 (is_negative_overflow_infinity): New static function.
1598 (is_positive_overflow_infinity): New static function.
1599 (is_overflow_infinity): New static function.
1600 (overflow_infinity_range_p): New static function.
1601 (compare_values_warnv): New function split out of compare_values.
1602 (compare_value): Call it.
1603 (set_value_range_to_nonnegative): Add overflow_infinity
1604 parameter. Change caller.
1605 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1607 (vrp_expr_computes_nonzero): Likewise.
1608 (compare_ranges, compare_range_with_value): Likewise.
1609 (compare_name_with_value, compare_names): Likewise.
1610 (vrp_evaluate_conditional): Likewise.
1611 (set_value_range): Handle infinity
1612 (vrp_operand_equal_p, operand_less_p): Likewise.
1613 (extract_range_from_assert): Likewise.
1614 (vrp_int_const_binop): Likewise.
1615 (extract_range_from_binary_expr): Likewise.
1616 (extract_range_from_unary_expr): Likewise.
1617 (extract_range_from_comparison): Likewise.
1618 (extract_range_from_expr): Likewise.
1619 (dump_value_range): Likewise.
1620 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1621 (test_for_singularity): Likewise.
1622 (vrp_int_const_binop): Remove inline qualifier.
1623 (adjust_range_with_scev): Add comment.
1624 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1626 2007-03-02 Diego Novillo <dnovillo@redhat.com>
1628 * tree-ssa-structalias.c (could_have_pointers): Tidy.
1629 (get_constraint_for): Likewise.
1630 (do_structure_copy): Likewise.
1631 (find_func_aliases): Fix references to MODIFY_EXPR.
1632 (intra_create_variable_infos): Tidy.
1633 * tree-ssa-operands.c (add_virtual_operand): Add argument
1635 When adding members of alias sets, if IS_CALL_SITE is true and
1636 the symbol is not call-clobbered, skip it.
1639 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
1641 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1642 entry by means of emit_insn_at_entry.
1644 2007-03-02 Richard Henderson <rth@redhat.com>
1646 * expr.h (promoted_input_arg): Remove decl.
1647 * function.c (promoted_input_arg): Merge into ...
1648 * combine.c (setup_incoming_promotions): ... only caller.
1649 Rearrange to avoid double loop.
1651 2007-03-02 Ben Elliston <bje@au.ibm.com>
1652 Peter Bergner <bergner@vnet.ibm.com>
1653 Janis Johnson <janis187@us.ibm.com>
1655 * config/rs6000/dfp.md: New file.
1656 * config/rs6000/rs6000.md: Include dfp.md.
1657 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
1658 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
1659 and TDmode decimal float modes in FP registers.
1660 (num_insns_constant): Likewise.
1661 (rs6000_legitimate_offset_address_p): Likewise.
1662 (rs6000_legitimize_address): Likewise.
1663 (rs6000_legitimize_reload_address): Likewise.
1664 (rs6000_legitimate_address): Likewise.
1665 (rs6000_emit_move): Likewise.
1666 (function_arg_boundary): Likewise.
1667 (function_arg_advance): Likewise.
1668 (rs6000_darwin64_record_arg_recurse): Likewise.
1669 (function_arg): Likewise.
1670 (rs6000_gimplify_va_arg): Likewise.
1671 (rs6000_split_multireg_move): Likewise.
1672 (rs6000_output_function_epilogue): Likewise.
1673 (rs6000_output_function_epilogue): Likewise.
1674 (rs6000_register_move_cost): Likewise.
1675 (rs6000_function_value): Likewise.
1676 (rs6000_libcall_value): Likewise.
1678 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1680 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
1682 2007-03-02 Richard Sandiford <richard@codesourcery.com>
1684 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
1685 Use $MULTIDIR to choose between the kernel and RTP headers,
1686 and use $WIND_BASE and $WIND_USR to locate them.
1688 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1690 * config/i386/i386.c (override_options): Put initialization of
1691 ix86_tune_mask and ix86_arch_mask to the correct place.
1693 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
1694 Michael Meissner <michael.meissner@amd.com>
1697 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
1699 (TARGET_CMOVE): Use ARCHMASK.
1700 (TARGET_CMPXCHG): Ditto.
1701 (TARGET_CMPXCHG8B): Ditto.
1702 (TARGET_XADD): Ditto.
1703 (TARGET_BSWAP): Ditto.
1704 * config/i386/i386.c (ix86_tune_mask): New global variable.
1705 (ix86_arch_mask): Ditto.
1706 (override_options): Initialize ix86_tune_mask and
1707 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
1710 2007-03-02 Ben Elliston <bje@au.ibm.com>
1713 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
1715 2007-03-02 Joseph Myers <joseph@codesourcery.com>
1717 * target.h (init_dwarf_reg_sizes_extra): New target hook.
1718 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
1719 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
1720 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
1722 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
1723 rs6000_init_dwarf_reg_sizes_extra): New.
1724 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
1725 SPE register high parts.
1727 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
1729 * Makefile.in: Add install-pdf target as
1730 copied from automake v1.10 rules.
1731 * configure.ac: Add install-pdf to target list.
1732 * configure: Regenerate.
1734 2007-03-01 Paul Brook <paul@codesourcery.com>
1736 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1737 modes to LDRD for DImode.
1738 (output_move_double): Fixup out of range ldrd/strd.
1739 (vfp_secondary_reload_class): Rename...
1740 (coproc_secondary_reload_class): ... to this. Add wb argument.
1741 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1742 coproc_secondary_reload_class for CLASS_IWMMXT.
1743 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1744 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1746 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1748 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
1749 factor by the estimated number of iterations.
1750 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
1753 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
1754 decode_caches_intel, detect_caches_intel): New functions.
1755 (host_detect_local_cpu): Use detect_caches_amd and
1756 detect_caches_intel.
1758 2007-03-01 Richard Henderson <rth@redhat.com>
1760 * expr.c (emit_move_complex_push): Export.
1761 (emit_move_complex_parts): Split out from ...
1762 (emit_move_complex): ... here.
1763 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
1764 * config/i386/i386.md (movcdi): New.
1766 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
1768 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
1769 size of mode1 to check for tieable modes in MMX case.
1771 2007-03-01 Richard Sandiford <richard@codesourcery.com>
1773 * Makefile.in (rtlanal.o): Depend on tree.h.
1774 * rtl.h (offset_within_section_p, split_const): Declare.
1775 * rtlanal.c: Include tree.h.
1776 (offset_within_block_p): New function, taken from
1777 mips_offset_within_object_p.
1778 (split_const): New function, taken from mips_split_const.
1779 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
1781 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
1782 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
1783 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
1784 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1785 (m68k_illegitimate_symbolic_constant_p): New function.
1786 * config/m68k/m68k.md (movsi): Remove misleading predicates.
1787 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
1788 symbolic constant that might be outside the symbol's section,
1789 move the symbol first and then add the offset.
1790 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
1792 * config/mips/mips.c (mips_split_const): Delete.
1793 (mips_offset_within_object_p): Delete.
1794 (mips_symbolic_constant_p): Use offset_within_section_p and
1795 split_const instead of mips_offset_within_object_p and
1797 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
1798 (mips_legitimize_const_move, print_operand_reloc)
1799 (mips_dangerous_for_la25_p): Use split_const instead of
1802 2007-02-28 Eric Christopher <echristo@apple.com>
1804 * Makefile.in (install-include-dir): Don't rm -rf include.
1806 2007-02-28 Richard Guenther <rguenther@suse.de>
1809 * fold-const.c (fold_binary): Do not associate expressions
1810 with more than one variable for integer types that do not wrap.
1812 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
1814 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
1815 Delete, and replace with...
1816 (fold_builtin_call_array): This. Update callers to use it.
1817 * fold-const.c (fold_build_call_list): Delete, and replace with...
1818 (fold_build_call_array): This.
1819 (fold_build_call_list_initializer): Delete, and replace with...
1820 (fold_build_call_array_initializer): This.
1821 * tree.h: Update declarations to reflect above changes.
1823 * c-typeck.c (build_function_call): Store converted arguments
1824 in a stack-allocated array instead of building a list.
1825 (convert_arguments): Store arguments in the array passed in as an
1826 argument, and return the actual number of arguments.
1827 * c-format.c: (check_function_format): Pass arguments in an
1828 array instead of a list.
1829 * c-common.c (check_function_nonnull): Likewise.
1830 (check_function_sentinel): Likewise.
1831 (check_function_arguments): Likewise.
1832 * c-common.h: Update declarations to reflect above changes.
1834 2007-02-28 Jan Hubicka <jh@suse.cz>
1836 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
1837 PRED_NEGATIVE_RETURN): Update outcomes.
1839 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
1841 * calls.c (emit_library_call_value_1): Handle partial registers
1842 correctly when building up CALL_INSN_FUNCTION_USAGE.
1844 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1846 * pa/predicates.md (move_src_operand): Allow zero for mode.
1847 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1850 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
1853 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
1854 *movv2df_internal): Enable pattern only for valid operand
1856 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
1857 tie only 128bit modes. For MMX registers, tie only 64bit modes.
1859 2007-02-27 Mike Stump <mrs@apple.com>
1861 * config/darwin-crt3.c: Avoid compilation when compiling for a
1864 2007-02-27 Joseph Myers <joseph@codesourcery.com>
1866 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
1868 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
1869 for fixed headers and limits.h.
1870 (install-include-dir, install-headers-tar, install-headers-cpio,
1871 install-headers-cp, real-install-headers-tar,
1872 real-install-headers-cpio, real-install-headers-cp): Handle
1873 include-fixed as well as include.
1874 (install-mkheaders): Don't install files that go only in include
1876 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
1877 from GCC_INCLUDE_DIR.
1878 * gcc.c (process_command): Remove special -BstageN/ handling.
1879 (do_spec_1): Add include-fixed directories.
1881 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1883 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
1885 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
1887 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
1890 2007-02-27 Mark Mitchell <mark@codesourcery.com>
1892 * c-common.c (get_priority): Add check for
1893 SUPPORTS_INIT_PRIORITY.
1895 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1897 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
1899 * config/bfin/bfin.c: Include "cfglayout.h".
1900 (MAX_LSETUP_DISTANCE): New macro.
1901 (struct loop_info): New members incoming, incoming_src and
1902 incoming_dest. Delete member predecessor.
1903 (length_for_loop): New function.
1904 (bfin_optimize_loop): Handle more different loop structures.
1905 (bfin_discover_loop): Rework detection of predecessor blocks by
1906 examining incoming edges.
1907 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
1909 (bfin_reorder_loops): New function.
1910 (bfin_reorg_loops): Use these three new functions.
1912 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
1913 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
1914 (CONSTRAINT_LEN): Add entry for 'q'.
1915 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
1916 Add 'q' constraints.
1917 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
1918 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
1920 * config/bfin/bfin.md (add_with_carry): New pattern.
1921 (s_or_u, su_optab, su_modifier): New code macros/attrs.
1922 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
1923 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
1924 support unsigned multiplies too. Removed incorrect commutativity from
1925 operand 1 constraint where appropriate.
1926 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
1928 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
1929 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
1931 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
1932 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
1933 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
1934 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
1935 usmulhisi_hh_huh): New patterns.
1937 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
1938 lshifthi3): Fix output template to use half reg for operand 2.
1940 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
1943 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
1945 2007-02-27 Andreas Schwab <schwab@suse.de>
1947 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1949 2007-02-27 Jan Hubicka <jh@suse.cz>
1951 * predict.c (last_basic_block_p): Remove.
1952 (tree_estimate_probability): Update return heuristic for commonized
1955 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1957 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1959 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
1961 * doc/include/gcc-common.texi (versionsubtitle): New macro.
1962 * doc/cpp.texi: Standardize title page.
1963 * doc/cppinternals.texi: Likewise.
1964 * doc/gcc.texi: Standardize title page, remove version number
1965 from copyright page.
1966 * doc/gccint.texi: Likewise.
1967 * doc/install.texi: Standardize title page, add table of
1970 2007-02-26 Jan Hubicka <jh@suse.cz>
1972 * predict.def: Set outcomes according to more recent results.
1973 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
1974 Remove dead predictors.
1975 * predict.c (return_prediction): Fix pasto.
1977 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
1979 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
1980 change; avoid a memory leak when returning early.
1982 2007-02-26 Mark Mitchell <mark@codesourcery.com>
1984 * c-decl.c (static_ctors): Move to c-common.c.
1985 (static_dtors): Likewise.
1986 (finish_function): Use c_record_cdtor_fn.
1987 (build_cdtor): Move to c-common.c.
1988 (c_write_global_declarations): Use c_build_cdtor_fns.
1989 * c-common.h (static_ctors): Declare.
1990 (static_dtors): Likewise.
1991 (c_record_cdtor_fn): Likewise.
1992 (c_build_cdtor_fns): Likewise.
1993 * c-common.c (static_ctors): New variable.
1994 (static_dtors): Likewise.
1995 (c_record_cdtor_fn): New function.
1996 (build_cdtor): Move from c-decl.c
1997 (c_build_cdtor_fns): New function.
1999 * output.h (assemble_addr_to_section): Declare.
2000 (get_cdtor_priority_section): Likewise.
2001 * varasm.c (assemble_addr_to_section): New function.
2002 (get_cdtor_priority_section): Likewise.
2003 (default_named_section_asm_out_destructor): Use them.
2004 (destor_dtor_section_asm_out_destructor): Likewise.
2005 (default_named_section_asm_out_constructor): Likewise.
2006 (default_ctor_section_asm_out_constructor): Likewise.
2007 * config.gcc (*-*-vxworks*): Include vxworks.o.
2008 * config/t-vxworks (vxworks.o): New target.
2009 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2010 (TARGET_ASM_CONSTRUCTOR): Define.
2011 (TARGET_ASM_DESTRUCTOR): Likewise.
2012 (vxworks_asm_out_constructor): Declare.
2013 (vxworks_asm_out_destructor): Likewise.
2015 * c-common.c (get_priority): Check that we have not just an
2016 INTEGER_CST, but an integer constant with integeral type.
2018 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2020 PR tree-optimization/30938
2021 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2022 use &dt[nargs-1] instead of &dt[nargs] in the call to
2023 vect_is_simple_use().
2025 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2027 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2028 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2029 Do not attempt to handle MEM inside auto-inc expressions.
2030 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2031 of a register modified by an auto-inc expression. However, do handle
2032 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2033 (elimination_effects): Prohibit elimination of a register modified
2034 by an auto-inc expression. Disable register elimination rules whose
2035 target register is modified by an auto-inc expression with variable
2038 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2040 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2042 (array_at_struct_end_p): New function.
2043 (idx_infer_loop_bounds): Use it.
2044 (estimate_numbers_of_iterations_loop): Export.
2045 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2046 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2047 (tree_estimate_probability): Call record_loop_exits.
2048 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2049 (estimated_loop_iterations, estimated_loop_iterations_int,
2050 estimated_loop_iterations_tree): New functions.
2051 (analyze_siv_subscript_cst_affine,
2052 compute_overlap_steps_for_affine_1_2,
2053 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2054 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2055 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2056 (PRED_LOOP_ITERATIONS_GUESSED): New.
2057 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2058 * cfgloop.h (estimate_numbers_of_iterations_loop,
2059 estimated_loop_iterations_int): Declare.
2061 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2063 * doc/extend.texi: Document optional priority argument to
2064 constructors and destructors.
2065 * tree.c (init_priority_for_decl): Adjust GTY markers.
2066 (init_ttree): Use priority-info hash functions for
2067 init_priority_for_decl.
2068 (tree_map_eq): Rename to ...
2069 (tree_map_base_eq): ... this.
2070 (tree_map_marked_p): Rename to ...
2071 (tree_map_base_marked_p): ... this.
2072 (tree_map_base_hash): New function.
2073 (decl_init_priority_lookup): Rework.
2074 (decl_fini_priority_lookup): New function.
2075 (decl_priority_info): New function.
2076 (decl_init_priority_insert): Use it.
2077 (decl_fini_priority_insert): Likewise.
2078 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2080 (decl_restrict_base_insert): Likewise.
2081 (decl_debug_expr_insert): Likewise.
2082 (decl_value_expr_lookup): Likewise.
2083 (decl_value_expr_insert): Likewise.
2084 * tree.h (priority_type): New type.
2085 (decl_init_priority_lookup): Use priority_type.
2086 (decl_fini_priority_lookup): New function.
2087 (decl_init_priority_insert): Use priority_type.
2088 (decl_fini_priority_insert): New function.
2089 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2090 (DECL_INIT_PRIORITY): Likewise.
2091 (SET_DECL_INIT_PRIORITY): Add comment.
2092 (DECL_FINI_PRIORITY): New macro.
2093 (SET_DECL_FINI_PRIORITY): Likewise.
2094 (DEFAULT_INIT_PRIORITY): Document.
2095 (MAX_INIT_PRIORITY): Likewise.
2096 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2097 (tree_map_base): New type.
2098 (tree_map_base_eq): New function.
2099 (tree_map_base_hash): Likewise.
2100 (tree_map_base_marked_p): Likewise.
2101 (tree_map): Inherit from tree_map_base.
2102 (tree_map_eq): Make it a macro.
2103 (tree_map_marked_p): Likewise.
2104 (tree_int_map): Inherit from tree_map_base.
2105 (tree_int_map_eq): Make it a macro.
2106 (tree_int_map_hash): Likewise.
2107 (tree_int_map_marked_p): Likewise.
2108 (tree_priority_map): New type.
2109 (tree_priority_map_eq): New macro.
2110 (tree_priority_map_hash): Likewise.
2111 (tree_priority_map_marked_p): Likewise.
2112 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2114 (emutls_common_1): Likewise.
2115 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2116 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2117 of tree_map hierarchy.
2118 * tree-cfg.c (move_stmt_r): Likewise.
2119 (new_label_mapper): Likewise.
2120 * c-tree.h (c_expand_body): Move to ...
2121 * c-common.h (c_expand_body): ... here.
2122 * c-decl.c (c_expand_body): Move to ...
2123 * c-common.c (c_expand_body): ... here.
2124 (c_common_attribute_table): Allow 1 argument for the constructor
2125 and destructor attributes.
2126 (get_priority): New function.
2127 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2128 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2130 2007-02-24 Jan Hubicka <jh@suse.cz>
2133 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2135 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2136 Jan Hubicka <jh@suse.cz>
2139 * i386.c (counter_mode): New function.
2140 (expand_set_or_movmem_via_loop): Use it.
2141 (expand_movmem_epilogue): Likewise; fix pasto.
2142 (ix86_expand_movmem): Do emit guard even for constant counts.
2143 (ix86_expand_setmem): Likewise.
2145 2007-02-25 Nick Clifton <nickc@redhat.com>
2147 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2148 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2150 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2154 count argument with 0x10, not with 0x16.
2155 (expand_setmem_epilogue): Ditto.
2157 2007-02-24 Mike Stump <mrs@apple.com>
2159 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2162 2007-02-24 Richard Guenther <rguenther@suse.de>
2165 * fold-const.c (fold_binary): Fold x +- CST op x for
2166 EQ_EXPR and NE_EXPR.
2168 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2170 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2172 2007-02-24 Jan Hubicka <jh@suse.cz>
2174 * cgraphunit.c (decide_is_function_needed): Honor
2175 -fkeep-inline-functions.
2177 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2179 * builtins.c (fold_builtin_modf): New.
2180 (fold_builtin_2): Use it.
2182 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2184 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2185 (determine_max_iter): Take additional LOOP arg; all callers changed.
2186 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2187 one using simplifications.
2188 (simplify_using_initial_values): Return if the expression becomes
2189 invalid due to altered regs.
2191 2007-02-23 DJ Delorie <dj@redhat.com>
2193 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2195 2007-02-23 Mike Stump <mrs@apple.com>
2197 * tlink.c (scan_linker_output): Parse linker messages from
2198 darwin9's linker better.
2200 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2203 * varpool.c (varpool_assemble_pending_decls): Set
2204 varpool_last_needed_node to null.
2206 2007-02-23 DJ Delorie <dj@redhat.com>
2208 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2209 alignment bigger than the object file can handle.
2211 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2214 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2215 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2216 (*movsf_1): Penalize MMX moves.
2218 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2220 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2221 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2223 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2225 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2227 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2228 (fold_builtin_1): Use them.
2229 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2230 BUILT_IN_SIGNIFICAND.
2232 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2234 * config/i386/i386.c (bdesc_1arg): Initialize
2235 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2236 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2237 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2238 and IX86_BUILTIN_MOVSLDUP.
2240 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2242 PR rtl-optimization/30841
2243 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2245 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2247 * builtins.c (fold_builtin_frexp): New.
2248 (fold_builtin_2): Use it.
2250 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2252 * doc/invoke.texi (Spec Files): Document getenv spec function.
2254 * gcc.c (getenv_spec_function): New function.
2255 (static_spec_functions): Add it.
2256 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2257 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2260 2007-02-22 Michael Matz <matz@suse.de
2263 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2264 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2266 2007-02-22 Ian Lance Taylor <iant@google.com>
2269 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2270 (mem_loc_descriptor): Call it.
2272 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2273 Ira Rosen <irar@il.ibm.com>
2275 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2277 2007-02-22 Ira Rosen <irar@il.ibm.com>
2279 PR tree-optimization/30843
2280 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2281 stores only after all the group is vectorized.
2283 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2285 PR tree-optimization/30858
2286 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2287 in the reduction cycle have a single use in the loop.
2288 * tree-vectorizer.h (relevant): Add documentation.
2290 2007-02-20 Mike Stump <mrs@apple.com>
2292 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2293 * configure: Regenerate.
2295 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2297 Change the defaults of some parameters and options.
2298 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2299 * config/spu/spu.c (spu_optimization_options): Add.
2300 (spu_override_options): Change params in spu_optimization_options.
2301 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2303 Register 127 is only 16 byte aligned when used as a frame pointer.
2304 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2305 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2306 HARD_FRAME_POINTER_REGNUM.
2307 (spu_legitimate_address): Use regno_aligned_for_reload.
2308 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2309 aligned when frame_pointer_needed is true.
2310 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2312 * config/spu/spu.h (INIT_EXPANDERS): Define.
2314 Make sure shift and rotate instructions have valid immediate operands.
2315 * config/spu/predicates.md (spu_shift_operand): Remove.
2316 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2317 * config/spu/constraints.md (W, O): Extend range.
2318 * config/spu/spu.md (umask, nmask): Define.
2319 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2320 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2321 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2322 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2323 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2324 (lshr<mode>3_reg): Fix rtl description.
2326 Make sure mulhisi immediate operands are valid.
2327 * config/spu/predicates.md (imm_K_operand): Add.
2328 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2330 Generate constants using fsmbi and andi.
2331 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2332 (print_operand, spu_split_immediate, classify_immediate,
2333 fsmbi_const_p): Handle IC_FSMBI2.
2335 Correctly handle a CONST_VECTOR containing symbols.
2336 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2337 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2338 (immediate_load_p): Allow symbols that use 2 instructions to create.
2339 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2340 with symbols when flag_pic is set.
2341 (const_vector_immediate_p): New.
2342 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2343 accept a CONST_VECTOR with symbols.
2344 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2345 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2347 * config/spu/spu.md (high, low): Delete.
2348 (low_<mode>): Define.
2350 Remove INTRmode and INTR_REGNUM, which didn't work.
2351 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2353 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2354 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2355 peephole2 pattern): Don't use INTR or 131.
2356 (movintrcc): Delete.
2357 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2358 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2359 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2360 (UNSPEC_SET_INTR): Add.
2361 * config/spu/spu-modes.def (INTR): Remove.
2363 More accurate warnings about run-time relocations.
2364 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2366 Correctly warn about immediate arguments to specific intrinsics.
2367 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2368 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2369 the instruction predicate.
2371 Fix tree check errors with latest update.
2372 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2374 (spu_expand_builtin): Use CALL_EXPR_FN.
2376 Add missing specific intrinsics.
2377 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2379 * config/spu/spu_internals.h: Ditto.
2381 Fix incorrect operand modifiers.
2382 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2383 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2385 Optimize one case of zero_extend of a vec_select.
2386 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2388 Accept any immediate for hbr.
2389 * config/spu/spu.md (hbr): Change s constraints to i.
2391 2007-02-21 Paul Brook <paul@codesourcery.com>
2393 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2394 condexec_count when skipping USE and CLOBBER.
2396 2007-02-21 Nick Clifton <nickc@redhat.com>
2398 * common.opt (Warray-bounds): Add Warning attribute.
2399 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2401 (fsized-zeroes): Add Optimization attribute.
2402 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2403 * c.opt (Wc++0x-compat): Add Warning attribute.
2405 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2408 * reload1.c (eliminate_regs_in_insn): In the single_set special
2409 case, attempt to re-recognize the insn before falling back to
2410 having reload fix it up.
2412 2007-02-20 Eric Christopher <echristo@gmail.com>
2414 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2415 Rewrite accordingly.
2416 (frv_read_iacc_argument): Ditto.
2417 (frv_expand_set_builtin): Take a call instead of arglist, update for
2419 (frv_expand_unop_builtin): Ditto.
2420 (frv_expand_binop_builtin): Ditto.
2421 (frv_expand_cut_builtin): Ditto.
2422 (frv_expand_binopimm_builtin): Ditto.
2423 (frv_expand_voidbinop_builtin): Ditto.
2424 (frv_expand_int_void2arg): Ditto.
2425 (frv_expand_prefetches): Ditto.
2426 (frv_expand_voidtriop_builtin): Ditto.
2427 (frv_expand_voidaccop_builtin): Ditto.
2428 (frv_expand_load_builtin): Ditto.
2429 (frv_expand_store_builtin): Ditto.
2430 (frv_expand_mdpackh_builtin): Ditto.
2431 (frv_expand_mclracc_builtin): Ditto.
2432 (frv_expand_mrdacc_builtin): Ditto.
2433 (frv_expand_mwtacc_builtin): Ditto.
2434 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2437 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2439 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2440 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2442 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2444 * configure: Regenerate.
2445 * config.in: Regenerate.
2446 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2447 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2448 masks to power6 and power6x and to POWERPC_MASKS.
2449 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2451 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2452 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2453 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2454 Access PROTOTYPE as variable, not mask.
2456 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2458 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2459 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2460 * combine.c (adjust_for_new_dest): Use it.
2461 * postreload.c (reload_combine): Likewise.
2463 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2465 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2466 notes on an insn with multiple sets, even if single_set returns
2467 non-NULL for that insn.
2469 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2471 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2474 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2476 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2477 if user didn't pass it.
2478 * config/i386/darwin.h (CC1_SPEC): Likewise.
2479 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2480 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2481 -mmacosx-version-min.
2483 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2484 Uros Bizjak <ubizjak@gmail.com>
2486 * optabs.h (enum optab_index): Add new OTI_scalb.
2487 (scalb_optab): Define corresponding macro.
2488 * optabs.c (init_optabs): Initialize scalb_optab.
2489 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2491 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2492 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2493 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2494 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2495 flag_unsafe_math_optimizations is set.
2497 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2498 to implement scalbf, scalb and scalbl built-ins as inline x87
2501 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2502 DJ Delorie <dj@redhat.com>
2505 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2506 (diagnostic_report_diagnostic): ... here, and turn them into real
2507 errors. If warnings are inhibited, no need to do anything.
2509 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2512 better code generation.
2514 2007-02-20 Ben Elliston <bje@au.ibm.com>
2516 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2518 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2520 * config/alpha/alpha.c, config/alpha/alpha.md,
2521 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2522 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
2523 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
2524 config/arm/lib1funcs.asm: Follow spelling conventions.
2526 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
2527 config/fr30/fr30.md, config/i386/i386.h,
2528 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2529 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
2530 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
2531 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
2532 config/rs6000/altivec.md, config/rs6000/rs6000.c,
2533 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
2534 config/sparc/sparc.c, config/sparc/sparc.h,
2535 config/sparc/sparc.md, config/spu/constraints.md,
2536 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
2539 2007-02-20 Alan Modra <amodra@bigpond.net.au>
2542 * varasm.c (use_blocks_for_decl_p): Return false for decls with
2545 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2547 * doc/invoke.texi (-ftree-lrs): Remove.
2549 2007-02-19 Diego Novillo <dnovillo@redhat.com>
2551 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
2554 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
2556 * config/ia64/ia64.c (ia64_expand_builtin): Use the
2557 new CALL_EXPR_FN macro for retrieving the function
2558 declaration of the input expression.
2560 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2562 * c.opt (Waddress): New.
2563 * common.opt (Walways-true): Delete.
2564 (Wstring-literal-comparison): Delete.
2565 * doc/invoke.texi (Warning Options): Delete -Walways-true and
2566 -Wstring-literal-comparison. Add -Waddress.
2568 (Walways-true): Delete.
2569 (Wstring-literal-comparison): Delete.
2570 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
2571 consistently instead of -Walways-true in example.
2572 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
2573 * c-typeck.c (parser_build_binary_op): Replace
2574 -Wstring-literal-comparison and -Walways-true with -Waddress.
2575 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
2578 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2580 * tree-cfg.c (dump_function_to_file): Be prepared for functions
2581 without DECL_STRUCT_FUNCTION initialized.
2583 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
2585 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2586 due to calls to functions taking pointers as parameters.
2588 2007-02-19 Richard Henderson <rth@redhat.com>
2591 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2594 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
2596 * config/s390/s390.c (s390_call_saved_register_used,
2597 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
2598 accessed to the new scheme.
2600 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2602 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
2603 (cris_print_index, cris_print_operand, cris_print_operand_address)
2604 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
2605 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
2606 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
2608 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
2609 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
2610 GO_IF_LEGITIMATE_ADDRESS): Ditto.
2611 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
2612 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
2613 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
2614 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
2615 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
2616 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
2617 (uminsi3, call, call_value): Ditto.
2618 (define_split: indir_to_reg_split, unnamed): Ditto.
2620 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
2622 PR tree-optimization/30975
2623 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
2626 2007-02-18 Eric Christopher <echristo@gmail.com>
2628 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
2629 Remove use of arglist.
2630 (mips_expand_builtin): Remove use of arglist, pass in expr.
2631 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
2632 (mips_expand_builtin_movtf): Ditto.
2633 (mips_expand_builtin_compare): Ditto.
2635 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2637 * tree-sra.c (sra_build_assignment): Replace assertion
2638 checking with a comment explaining why it can't be done.
2640 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2643 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
2644 during CALL_EXPR representation conversion.
2645 * tree-ssa-propagate.c (set_rhs): Likewise.
2647 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
2649 * tree-sra.c (sra_build_assignment): Disable assertion checking
2652 2007-02-18 Roger Sayle <roger@eyesopen.com>
2654 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
2655 instead of calling build2 with a GIMPLE_MODIFY_STMT.
2656 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
2658 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
2659 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
2660 gimplify_init_ctor_eval_range, gimple_push_cleanup,
2661 gimplify_omp_for, gimplify_omp_atomic_pipeline,
2662 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
2663 force_gimple_operand): Likewise.
2664 * ipa-cp.c (constant_val_insert): Likewise.
2665 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
2666 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
2667 perfect_nestify): Likewise.
2668 * langhooks.c (lhd_omp_assignment): Likewise.
2669 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
2670 lower_copyprivate_clauses, lower_send_clauses,
2671 lower_send_shared_vars, expand_parallel_call,
2672 expand_omp_for_generic, expand_omp_for_static_nochunk,
2673 expand_omp_for_static_chunk, expand_omp_sections,
2674 lower_omp_single_copy, lower_omp_for_lastprivate,
2675 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
2676 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2677 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
2680 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
2682 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
2683 config/sh/sh.md: Follow spelling conventions.
2685 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
2686 config/frv/predicates.md: Follow spelling conventions.
2688 * config/m68k/linux-unwind.h: Fix a comment typo.
2689 * target.h: Follow spelling conventions.
2691 2007-02-18 Roger Sayle <roger@eyesopen.com>
2693 PR rtl-optimization/28173
2694 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
2695 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
2696 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
2697 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
2698 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
2700 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2702 * builtins.c (fold_builtin_load_exponent): New.
2703 (fold_builtin_2): Use it.
2705 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
2707 PR rtl-optimization/30773
2708 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
2709 if we fail to attach a REG_EQUIV note.
2711 2007-02-18 David Edelsohn <edelsohn@gnu.org>
2712 Roger Sayle <roger@eyesopen.com>
2714 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
2716 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
2718 * calls.c (initialize_argument_information): Pass original EXP
2719 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
2720 code to split complex arguments here, as part of initializing the
2722 (expand_call): Remove code that builds a list of arguments and
2723 inserts implicit arguments into it. Instead, just count how many
2724 implicit arguments there will be so we can determine the size of
2725 the ARGS array, and let initialize_argument_information do the work.
2726 (split_complex_values): Delete unused function.
2728 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2730 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2732 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
2734 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2735 for arg pointer based indexed addressing.
2737 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2739 * config/ia64/ia64.h, config/ia64/ia64.md,
2740 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
2741 spelling conventions.
2743 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2745 * config/m68k/m68k.c (split_di): New.
2746 * config/m68k/m68k-protos.h: Declare split_di.
2747 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
2748 Improve predicate handling and split constant shifts.
2750 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2752 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
2753 parameter for register bitfield operations, general predicates
2756 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
2758 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
2759 * config/m68k/linux-unwind.h: New file.
2761 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
2763 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
2764 config/i386/athlon.md, config/ia64/ia64.md,
2765 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
2766 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
2767 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
2768 tree-ssa-loop-niter.c, tree-vect-analyze.c,
2769 tree-vect-transform.c: Fix comment typos.
2771 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
2773 * sched-deps.c (find_insn_list): Remove.
2774 * sched-int.h: Remove the prototype for find_insn_list.
2776 2007-02-16 Geoffrey Keating <geoffk@apple.com>
2778 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
2780 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
2781 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
2782 darwin_rs6000_override_options.
2783 (C_COMMON_OVERRIDE_OPTIONS): Expect
2784 darwin_macosx_version_min to be non-NULL always.
2785 (TARGET_C99_FUNCTIONS): Likewise.
2786 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
2787 (DARWIN_MINVERSION_SPEC): New.
2788 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
2789 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
2791 (DARWIN_MINVERSION_SPEC): New.
2792 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
2794 * config/darwin-c.c (darwin_cpp_builtins): Expect
2795 darwin_macosx_version_min to be non-NULL always.
2797 * config/rs6000/rs6000.c: Clean up trailing whitespace.
2799 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
2801 * config/i386/i386.h (x86_use_xchgb): New.
2802 (TARGET_USE_XCHGB): New macro.
2803 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
2804 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
2805 Split after reload into bswaphi for shifts of 8.
2806 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
2807 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
2808 or when optimizing for size.
2810 2007-02-16 Richard Guenther <rguenther@suse.de>
2811 Christian Bruel <christian.bruel@st.com>
2813 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
2814 DECLs but prefer SSA_NAMEs over DECLs.
2816 2007-02-16 Richard Guenther <rguenther@suse.de>
2818 * tree-flow-inline.h (single_imm_use_p): Remove.
2819 (zero_imm_uses_p): Likewise.
2820 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
2821 instead of single_imm_use_p.
2822 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
2825 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2828 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2829 nested double- and backquotes.
2831 2007-02-15 Roger Sayle <roger@eyesopen.com>
2834 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
2835 should be unreachable.
2836 (build2_stat): Allow construction of MODIFY_EXPR at any time.
2837 For the time being redirect GIMPLE_MODIFY_STMT to the new
2838 (renamed) build_gimple_modify_stmt_stat.
2839 (build2_gimple_stat): Rename to...
2840 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
2841 Always build a GIMPLE_MODIFY_STMT node.
2842 * tree.h (build2_gimple, build2_gimple_stat): Delete.
2843 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
2846 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
2847 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
2848 * tree-complex.c (set_component_ssa_name, expand_complex_move,
2849 expand_complex_div_wide): Likewise.
2850 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
2851 * tree-ssa-loop-im.c (schedule_sm): Likewise.
2852 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
2853 * tree-ssa-loop-manip.c (create_iv): Likewise.
2854 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
2855 abs_replacement): Likewise.
2856 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
2857 realify_fake_stores): Likewise.
2859 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
2860 node rather than a GIMPLE_MODIFY_STMT node.
2861 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
2862 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
2864 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
2865 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
2868 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2871 * fold-const.c (fold_comparison): Add back the
2872 folding of constant complex comparisions.
2874 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2877 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
2878 effects unknown to this function, return early.
2880 2007-02-15 Ian Lance Taylor <iant@google.com>
2882 * lower-subreg.c (move_eh_region_note): New static function.
2883 (resolve_simple_move): Call it.
2884 (decompose_multiword_subregs): Track blocks for which we resolve a
2885 simple move which is also a control flow insn. Pass them to
2886 find_many_sub_basic_blocks.
2887 (pass_lower_subreg): Add TODO_verify_flow.
2888 (pass_lower_subreg2): Likewise.
2890 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2891 Brooks Moses <brooks.moses@codesourcery.com>
2892 Lee Millward <lee.millward@codesourcery.com>
2894 * tree.h (enum tree_code_class): Add tcc_vl_exp.
2895 (VL_EXP_CLASS_P): New.
2896 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
2898 (TREE_OPERAND_CHECK_CODE): Likewise.
2899 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
2900 (TREE_RTL_OPERAND_CHECK): Likewise.
2901 (tree_operand_check_failed): Make second parameter the whole tree
2902 instead of its code. Fixed callers.
2903 (VL_EXP_CHECK): New.
2904 (TREE_OPERAND_LENGTH): New.
2905 (VL_EXP_OPERAND_LENGTH): New.
2906 (CALL_EXPR_FN): New.
2907 (CALL_EXPR_STATIC_CHAIN): New.
2908 (CALL_EXPR_ARGS): New.
2909 (CALL_EXPR_ARG): New.
2910 (call_expr_nargs): New.
2911 (CALL_EXPR_ARGP): New.
2912 (build_nt_call_list): Declare.
2913 (build_vl_exp_stat): Declare.
2914 (build_vl_exp): New.
2915 (build_call_list): Declare.
2916 (build_call_nary): Declare.
2917 (build_call_valist): Declare.
2918 (build_call_array): Declare.
2919 (call_expr_arg): Declare.
2920 (call_expr_argp): Declare.
2921 (call_expr_arglist): Declare.
2922 (fold_build_call_list): Declare.
2923 (fold_build_call_list_initializer): Declare.
2924 (fold_call_expr): Declare to replace fold_builtin.
2925 (fold_builtin_fputs): Update to agree with modified definition.
2926 (fold_builtin_strcpy): Likewise.
2927 (fold_builtin_strncpy): Likewise.
2928 (fold_builtin_memory_chk): Likewise.
2929 (fold_builtin_stxcpy_chk): Likewise.
2930 (fold_builtin_strncpy_chk): Likewise.
2931 (fold_builtin_next_arg): Likewise.
2932 (fold_build_call_expr): Declare.
2933 (fold_builtin_call_list): Declare.
2934 (fold_builtin_call_valist): Declare.
2935 (build_call_expr): Declare.
2936 (validate_arglist): Update to agree with modified definition.
2937 (tree_operand_length): New.
2938 (call_expr_arg_iterator): New.
2939 (init_call_expr_arg_iterator): New.
2940 (next_call_expr_arg): New.
2941 (first_call_expr_arg): New.
2942 (more_call_expr_args_p): New.
2943 (FOR_EACH_CALL_EXPR_ARG): New.
2945 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
2946 and tcc_gimple_stmt.
2947 (tree_code_size): Update documentation. Use sizeof (tree) rather
2948 than sizeof (char *).
2949 (tree_size): Likewise. Add case for tcc_vl_exp.
2950 (tree_node_structure): Add case for tcc_vl_exp.
2951 (contains_placeholder_p): Likewise.
2952 (substitute_in_expr): Likewise.
2953 (substitute_placeholder_in_expr): Likewise.
2954 (stabilize_reference_1): Likewise.
2955 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
2956 to diagnose breakage of this interface for constructing CALL_EXPRs.
2957 (build_nt): Add similar assertion here.
2958 (build_nt_call_list): New.
2959 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
2960 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
2962 (get_callee_fndecl): Use new CALL_EXPR accessors.
2963 (tree_operand_check_failed): Change parameters to pass entire node
2964 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
2965 (process_call_operands): New.
2966 (build_vl_exp_stat): New.
2967 (build_call_list): New.
2968 (build_call_nary): New.
2969 (build_call_valist): New.
2970 (build_call_array): New.
2971 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2972 (call_expr_arglist): New.
2974 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
2975 tcc_vl_exp instead of a fixed-size tcc_expression.
2977 * doc/c-tree.texi (CALL_EXPR): Document new representation and
2978 accessors for CALL_EXPRs.
2979 (AGGR_INIT_EXPR): Likewise.
2981 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2982 Brooks Moses <brooks.moses@codesourcery.com>
2983 Lee Millward <lee.millward@codesourcery.com>
2985 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
2986 (expand_builtin_nonlocal_goto): Change parameter to be entire
2987 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
2988 (expand_builtin_prefetch): Likewise.
2989 (expand_builtin_classify_type): Likewise.
2990 (mathfn_built_in): Return NULL_TREE instead of 0.
2991 (expand_errno_check): Use new CALL_EXPR accessors.
2992 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
2993 Return NULL_RTX instead of 0.
2994 (expand_builtin_mathfn_2): Likewise.
2995 (expand_builtin_mathfn_3): Likewise.
2996 (expand_builtin_interclass_mathfn): Likewise.
2997 (expand_builtin_sincos): Likewise.
2998 (expand_builtin_cexpi): Likewise.
2999 (expand_builtin_int_roundingfn): Likewise.
3000 (expand_builtin_int_roundingfn_2): Likewise.
3001 (expand_builtin_pow): Likewise.
3002 (expand_builtin_powi): Likewise.
3003 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3004 of arglist, fixing callers appropriately. Use new CALL_EXPR
3005 accessors and constructors. Return NULL_RTX instead of 0.
3006 (expand_builtin_strstr): Likewise.
3007 (expand_builtin_strchr): Likewise.
3008 (expand_builtin_strrchr): Likewise.
3009 (expand_builtin_strpbrk): Likewise.
3010 (expand_builtin_memcpy): Likewise.
3011 (expand_builtin_mempcpy): Likewise.
3012 (expand_builtin_mempcpy_args): New.
3013 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3014 (expand_builtin_memmove_args): New.
3015 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3016 (expand_movstr): Likewise.
3017 (expand_builtin_strcpy): Likewise.
3018 (expand_builtin_strcpy_args): New.
3019 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3020 (expand_builtin_strncpy): Likewise.
3021 (expand_builtin_memset): Likewise.
3022 (expand_builtin_memset_args): New.
3023 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3024 (expand_builtin_memcmp): Likewise.
3025 (expand_builtin_strcmp): Likewise.
3026 (expand_builtin_strncmp): Likewise.
3027 (expand_builtin_strcat): Likewise.
3028 (expand_builtin_strncat): Likewise.
3029 (expand_builtin_strspn): Likewise.
3030 (expand_builtin_strcspn): Likewise.
3031 (expand_builtin_args_info): Likewise.
3032 (expand_builtin_va_start): Likewise.
3033 (gimplify_va_arg_expr): Likewise.
3034 (expand_builtin_va_end): Likewise.
3035 (expand_builtin_va_copy): Likewise.
3036 (expand_builtin_frame_address): Likewise.
3037 (expand_builtin_alloca): Likewise.
3038 (expand_builtin_bswap): Likewise.
3039 (expand_builtin_unop): Likewise.
3040 (expand_builtin_fputs): Likewise.
3041 (expand_builtin_expect): Likewise.
3042 (expand_builtin_fabs): Likewise.
3043 (expand_builtin_copysign): Likewise.
3044 (expand_builtin_printf): Likewise.
3045 (expand_builtin_fprintf): Likewise.
3046 (expand_builtin_sprintf): Likewise.
3047 (expand_builtin_init_trampoline): Likewise.
3048 (expand_builtin_signbit): Likewise.
3049 (expand_builtin_fork_or_exec): Likewise.
3050 (expand_builtin_sync_operation): Likewise.
3051 (expand_builtin_compare_and_swap): Likewise.
3052 (expand_builtin_lock_test_and_set): Likewise.
3053 (expand_builtin_lock_release): Likewise.
3054 (expand_builtin): Likewise.
3055 (builtin_mathfn_code): Likewise.
3057 (fold_builtin_constant_p): Pass call arguments individually instead
3058 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3059 accessors and constructors. Return NULL_TREE instead of 0.
3060 (fold_builtin_expect): Likewise.
3061 (fold_builtin_classify_type): Likewise.
3062 (fold_builtin_strlen): Likewise.
3063 (fold_builtin_nan): Likewise.
3064 (integer_valued_real_p): Likewise.
3065 (fold_trunc_transparent_mathfn): Likewise.
3066 (fold_fixed_mathfn): Likewise.
3067 (fold_builtin_cabs): Likewise.
3068 (fold_builtin_sqrt): Likewise.
3069 (fold_builtin_cbrt): Likewise.
3070 (fold_builtin_cos): Likewise.
3071 (fold_builtin_cosh): Likewise.
3072 (fold_builtin_tan): Likewise.
3073 (fold_builtin_sincos): Likewise.
3074 (fold_builtin_cexp): Likewise.
3075 (fold_builtin_trunc): Likewise.
3076 (fold_builtin_floor): Likewise.
3077 (fold_builtin_ceil): Likewise.
3078 (fold_builtin_round): Likewise.
3079 (fold_builtin_int_roundingfn): Likewise.
3080 (fold_builtin_bitop): Likewise.
3081 (fold_builtin_bswap): Likewise.
3082 (fold_builtin_logarithm): Likewise.
3083 (fold_builtin_hypot): Likewise.
3084 (fold_builtin_pow): Likewise.
3085 (fold_builtin_powi): Likewise.
3086 (fold_builtin_exponent): Likewise.
3087 (fold_builtin_memset): Likewise.
3088 (fold_builtin_bzero): Likewise.
3089 (fold_builtin_memory_op): Likewise.
3090 (fold_builtin_bcopy): Deleted; call site changed to invoke
3091 fold_builtin_memory_op directly.
3092 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3093 (fold_builtin_strncpy): Likewise.
3094 (fold_builtin_memcmp): Likewise.
3095 (fold_builtin_strcmp): Likewise.
3096 (fold_builtin_strncmp): Likewise.
3097 (fold_builtin_signbit): Likewise.
3098 (fold_builtin_copysign): Likewise.
3099 (fold_builtin_isascii): Likewise.
3100 (fold_builtin_toascii): Likewise.
3101 (fold_builtin_isdigit): Likewise.
3102 (fold_builtin_fabs): Likewise.
3103 (fold_builtin_abs): Likewise.
3104 (fold_builtin_fmin_fmax): Likewise.
3105 (fold_builtin_carg): Likewise.
3106 (fold_builtin_classify): Likewise.
3107 (fold_builtin_unordered_cmp): Likewise.
3109 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3110 New functions split out from fold_builtin_1.
3111 (fold_builtin_n): New.
3112 (fold_builtin_varargs): New.
3113 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3115 (fold_call_expr): New.
3116 (build_function_call_expr): Rewrite to use new helper function.
3117 (fold_builtin_call_list): New.
3118 (build_call_expr): New.
3119 (fold_builtin_call_valist): New.
3120 (rewrite_call_expr): New.
3121 (validate_arg): New.
3122 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3123 of an arglist. Change return type to bool. Use new CALL_EXPR
3126 (fold_builtin_strstr): Pass call arguments individually instead
3127 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3128 accessors and constructors. Return NULL_TREE instead of 0.
3129 (fold_builtin_strchr): Likewise.
3130 (fold_builtin_strrchr): Likewise.
3131 (fold_builtin_strpbrk): Likewise.
3132 (fold_builtin_strcat): Likewise.
3133 (fold_builtin_strncat): Likewise.
3134 (fold_builtin_strspn): Likewise.
3135 (fold_builtin_strcspn): Likewise.
3136 (fold_builtin_fputs): Likewise.
3137 (fold_builtin_next_arg): Likewise.
3138 (fold_builtin_sprintf): Likewise.
3140 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3141 NULL_RTX instead of 0.
3142 (expand_builtin_memory_chk): Likewise.
3143 (maybe_emit_chk_warning): Likewise.
3144 (maybe_emit_sprintf_chk_warning): Likewise.
3146 (fold_builtin_object_size): Pass call arguments individually instead
3147 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3148 accessors and constructors. Return NULL_TREE instead of 0.
3149 (fold_builtin_memory_chk): Likewise.
3150 (fold_builtin_stxcpy_chk): Likewise.
3151 (fold_builtin_strncpy_chk): Likewise.
3152 (fold_builtin_strcat_chk): Likewise.
3153 (fold_builtin_strcat_chk): Likewise.
3154 (fold_builtin_strncat_chk): Likewise.
3155 (fold_builtin_sprintf_chk): Likewise.
3156 (fold_builtin_snprintf_chk): Likewise.
3157 (fold_builtin_printf): Likewise.
3158 (fold_builtin_vprintf): Likewise.
3160 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3162 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3163 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3164 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3165 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3166 (fold_unary): Likewise.
3167 (fold_binary): Likewise.
3168 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3169 ternary expressions.
3170 (fold): Add logic for tcc_vl_exp.
3171 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3172 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3173 (fold_build3_stat): Add assertion to flag broken interface for
3174 constructing CALL_EXPRs.
3175 (fold_build_call_list): New.
3176 (fold_build_call_list_initializer): New.
3177 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3179 (fold_strip_sign_ops): Likewise.
3181 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3182 Brooks Moses <brooks.moses@codesourcery.com>
3183 Lee Millward <lee.millward@codesourcery.com>
3185 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3186 accessors and dump arguments explicitly.
3188 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3190 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3192 (print_call_name): Use new CALL_EXPR accessors.
3194 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3195 CALL_EXPR arguments explicitly instead of as a list. Use
3196 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3198 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3199 (vrp_visit_stmt): Likewise.
3201 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3202 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3204 (force_move_till_expr): Likewise.
3206 * targhooks.c (default_external_stack_protect_fail): Use
3207 build_call_expr instead of build_function_call_expr.
3208 (default_hidden_stack_protect_fail): Likewise.
3210 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3213 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3214 and walk arguments explicitly.
3216 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3217 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3218 (expand_simple_operations): Likewise.
3219 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3221 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3222 of TREE_CODE_LENGTH.
3223 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3225 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3226 instead of TREE_CODE_LENGTH.
3228 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3229 (tree_ic_transform): Likewise.
3230 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3231 parameter instead of arglist. Fix callers.
3232 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3233 (tree_stringops_transform): Likewise.
3234 (tree_indirect_call_to_profile): Likewise.
3235 (tree_stringops_values_to_profile): Likewise.
3237 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3238 (eliminate_tail_call): Likewise.
3240 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3242 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3243 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3245 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3247 * omp-low.c (build_omp_barrier): Use build_call_expr.
3248 (lower_rec_input_clauses): Likewise.
3249 (lower_reduction_clauses): Likewise.
3250 (expand_parallel_call): Likewise.
3251 (maybe_catch_exception): Likewise.
3252 (expand_omp_for_generic): Likewise.
3253 (expand_omp_for_static_nochunk): Likewise.
3254 (expand_omp_sections): Likewise.
3255 (lower_omp_single_simple): Likewise.
3256 (lower_omp_single_copy): Likewise.
3257 (lower_omp_master): Likewise.
3258 (lower_omp_ordered): Likewise.
3259 (lower_omp_critical): Likewise.
3261 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3262 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3264 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3265 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3266 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3268 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3269 and generalize to handle any number of operands.
3270 (chrec_contains_undetermined): Likewise.
3271 (tree_contains_chrecs): Likewise.
3272 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3274 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3276 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3277 fold_call_expr instead of fold_builtin.
3278 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3279 match declarations there.
3280 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3283 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3284 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3286 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3287 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3289 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3292 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3293 (execute_cse_sincos): Use new CALL_EXPR accessors.
3295 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3297 * gimple-low.c (lower_function_body): Use build_call_expr.
3298 (lower_builtin_setjmp): Likewise.
3300 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3301 (set_storage_via_libcall): Likewise.
3302 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3303 instead of TREE_CODE_LENGTH.
3304 (expand_expr_real_1): Use new CALL_EXPR accessors.
3306 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3307 generalize to handle any number of operands.
3308 (TB_parent_eq): Likewise.
3310 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3311 (strip_builtin_expect): Likewise.
3313 * function.c (gimplify_parameters): Use build_call_expr.
3315 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3316 instead of TREE_CODE_LENGTH.
3318 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3319 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3321 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3324 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3325 (gimplify_decl_expr): Likewise.
3326 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3327 Use new CALL_EXPR iterators.
3328 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3329 (gimplify_modify_expr_to_memset): Likewise.
3330 (gimplify_variable_sized_compare): Likewise.
3331 (gimplify_omp_atomic_fetch_op): Likewise.
3332 (gimplify_omp_atomic_pipeline): Likewise.
3333 (gimplify_omp_atomic_mutex): Likewise.
3334 (gimplify_function_tree): Likewise.
3336 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3337 (call_expr_flags): Likewise.
3338 (expand_call): Likewise.
3340 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3341 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3344 * coverage.c (create_coverage): Use build_call_expr.
3346 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3347 (temp_call_expr_obstack): New.
3348 (pool_copy_list): Delete.
3349 (temp_copy_call_expr): New.
3350 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3351 CALL_EXPR accessors. Get rid of special goo for copying argument
3352 lists and use temp_copy_call_expr instead.
3353 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3354 CALL_EXPR accessors.
3355 (create_expression_by_pieces): Likewise. Use build_call_array
3356 to construct the result instead of fold_build3.
3357 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3358 dealing with argument lists.
3359 (init_pre): Remove references to expression_node_pool and
3360 list_node_pool. Init temp_call_expr_obstack instead.
3361 (fini_pre): Remove references to expression_node_pool and
3364 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3365 and walk arguments explicitly instead of as a list.
3367 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3368 (mx_register_decls): Likewise.
3369 (mudflap_register_call): Likewise.
3370 (mudflap_finish_file): Likewise.
3372 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3373 (ipa_callsite_compute_param): Likewise.
3375 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3376 accessors and constructor.
3378 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3379 accessors and constructor.
3380 (convert_tramp_reference): Likewise.
3381 (convert_call_expr): Likewise.
3382 (finalize_nesting_tree_1): Likewise.
3384 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3387 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3389 * tree-inline.c (initialize_inlined_parameters): Pass entire
3390 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3392 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3393 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3395 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3396 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3397 (vectorizable_reduction): Likewise.
3398 (vectorizable_call): Use new CALL_EXPR iterators.
3399 (vectorizable_conversion): Use build_call_expr.
3400 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3401 (vect_gen_widened_results_half): Use build_call_expr.
3402 (vect_setup_realignment): Likewise.
3403 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3405 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3406 (pass_through_call): Likewise.
3407 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3410 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3411 (tree_gen_pow2_profiler): Likewise.
3412 (tree_gen_one_value_profiler): Likewise.
3413 (tree_gen_ic_func_profiler): Likewise.
3414 (tree_gen_average_profiler): Likewise.
3415 (tree_gen_ior_profiler): Likewise.
3417 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3418 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3419 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3421 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3422 of TREE_CODE_LENGTH.
3424 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3425 of TREE_CODE_LENGTH.
3427 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3429 (convert_to_integer): Likewise.
3431 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3434 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3435 Brooks Moses <brooks.moses@codesourcery.com>
3436 Lee Millward <lee.millward@codesourcery.com>
3438 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3440 * config/frv/frv.c (frv_expand_builtin): Likewise.
3441 * config/s390/s390.c (s390_expand_builtin): Likewise.
3443 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3444 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3446 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3447 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3448 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3449 (ix86_expand_store_builtin): Likewise.
3450 (ix86_expand_unop_builtin): Likewise.
3451 (ix86_expand_unop1_builtin): Likewise.
3452 (ix86_expand_sse_compare): Likewise.
3453 (ix86_expand_sse_comi): Likewise.
3454 (ix86_expand_vec_init_builtin): Likewise.
3455 (ix86_expand_vec_ext_builtin): Likewise.
3456 (ix86_expand_vec_set_builtin): Likewise.
3457 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3459 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3460 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3462 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3463 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3464 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3466 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3468 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3469 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3470 arglist. Use new CALL_EXPR accessors. Fix callers.
3471 (altivec_expand_abs_builtin): Likewise.
3472 (rs6000_expand_binop_builtin): Likewise.
3473 (altivec_expand_predicate_builtin): Likewise.
3474 (altivec_expand_lv_builtin): Likewise.
3475 (spe_expand_stv_builtin): Likewise.
3476 (altivec_expand_stv_builtin): Likewise.
3477 (rs6000_expand_ternop_builtin): Likewise.
3478 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3479 (altivec_expand_st_builtin): Likewise.
3480 (altivec_expand_dst_builtin): Likewise.
3481 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3482 arglist. Use new CALL_EXPR accessors. Fix callers.
3483 (altivec_expand_vec_set_builtin): Likewise.
3484 (altivec_expand_vec_ext_builtin): Likewise.
3485 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3486 (spe_expand_builtin): Likewise.
3487 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3488 arglist. Use new CALL_EXPR accessors. Fix callers.
3489 (spe_expand_evsel_builtin): Likewise.
3490 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3491 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3493 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3494 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3495 (arm_expand_unop_builtin): Likewise.
3496 (arm_expand_builtin): Use new CALL_EXPR accessors.
3498 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3501 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3502 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3503 (bfin_expand_unop_builtin): Likewise.
3504 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3506 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3507 Brooks Moses <brooks.moses@codesourcery.com>
3508 Lee Millward <lee.millward@codesourcery.com>
3510 * c-semantics.c (build_stmt): Add internal diagnostic check.
3512 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3513 accessors. Print arguments explicitly instead of as a list.
3515 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3517 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3518 (c_finish_omp_flish): Likewise.
3520 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3521 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3522 instead of TREE_CODE_LENGTH.
3523 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
3524 (c_warn_unused_result): Likewise.
3526 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3529 * doc/invoke.texi (Warning Options): Remove
3530 -Werror-implicit-function-declaration.
3531 (Wimplicit-function-declaration): Update description.
3532 * opts.c (common_handle_option): Move handling of -Werror=* to...
3533 (enable_warning_as_error): ...here.
3534 * opts.h (enable_warning_as_error): Declare.
3535 * c-decl.c (implicit_decl_warning): Unless
3536 -Wno-implicit-function-declaration is given, emit a pedwarn if
3537 -std=c99 or emit a warning if -Wimplicit-function-declaration.
3538 * c.opt (Wimplicit-function-declaration): Replace
3539 mesg_implicit_function_declaration with
3540 warn_implicit_function_declaration.
3541 * c-opts.c (c_common_handle_option):
3542 -Werror-implicit-function-declaration is exactly equal as
3543 -Werror=implicit-function-declaration.
3544 (set_Wimplicit): Replace mesg_implicit_function_declaration with
3545 warn_implicit_function_declaration.
3546 (c_common_post_options): -Wimplict-function-declaration is enabled
3547 by default by -std=c99, otherwise is disabled by default.
3548 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
3550 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3552 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
3553 DECL on the rhs to a DECL on the lhs for debug info purposes if the
3554 former is ignored but not the latter.
3556 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
3558 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
3559 is made and the reference doesn't use the alias set of its type,
3560 do not create the temporary using that type.
3562 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
3564 * jump.c: Remove prototypes for delete_computation and
3565 delete_prior_computation.
3567 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3569 * jump.c (get_label_after): Delete.
3570 (get_label_before, delete_computation, delete_jump,
3571 delete_prior_computation, follow_jumps): Move...
3572 * reorg.c (delete_computation, delete_prior_computation): ... here...
3573 (get_label_before, delete_jump): ... making these static ...
3574 (follow_jumps): ... and simplifying this since it only runs after
3576 * rtl.h (get_label_after, get_label_before, delete_jump,
3577 follow_jumps): Delete prototypes.
3579 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3581 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
3583 2007-02-15 Nick Clifton <nickc@redhat.com>
3585 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
3586 order to prevent it from being munged by the target.
3588 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
3590 * config/i386/i386.md: Remove misleading comment.
3592 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3594 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
3595 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
3598 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3600 * tree-sra.c (instantiate_missing_elements): Canonicalize
3602 (sra_build_assignment): New.
3603 (generate_copy_inout, generate_element_copy,
3604 generate_element_zero, generate_one_element_init): Use it.
3606 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3608 * tree-sra.c (instantiate_missing_elements): Canonicalize
3610 (sra_build_assignment): New.
3611 (generate_copy_inout, generate_element_copy,
3612 generate_element_zero, generate_one_element_init): Use it.
3614 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
3616 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
3619 2007-02-14 Joseph Myers <joseph@codesourcery.com>
3621 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
3622 types as aggregates not scalars.
3623 * function.c (assign_stack_temp_for_type): Likewise.
3625 2007-02-14 Roger Sayle <roger@eyesopen.com>
3626 Zdenek Dvorak <dvorakz@suse.cz>
3628 * tree-dump.c (dump_switch_p_1): Require exact match of the option
3631 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
3633 * passes.c (next_pass_1): Clear the next field of the copied
3636 2007-02-14 Richard Henderson <rth@redhat.com>
3638 * tree-sra.c (early_sra): New.
3639 (decl_can_be_decomposed_p): Deny va_list if early_sra.
3640 (tree_sra_early, pass_sra_early): New.
3641 * tree-pass.h (pass_sra_early): Declare.
3642 * passes.c (init_optimization_passes): Use it.
3644 2007-02-14 Richard Guenther <rguenther@suse.de>
3646 * flags.h (issue_strict_overflow_warning): Convert to a macro.
3648 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
3650 PR tree-optimization/30771
3651 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
3653 (vect_analyze_operations): Induction phis can now be marked as
3655 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
3656 Update documentation accordingly.
3658 2007-02-14 Nick Clifton <nickc@redhat.com>
3660 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
3661 most 3 arguments are supported.
3662 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
3664 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
3666 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
3667 Ensure dst->current is valid.
3669 2007-02-13 Paul Brook <paul@codesourcery.com>
3671 * config.gcc: Add arm*-*-uclinux-*eabi.
3672 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3673 (SUBTARGET_EXTRA_LINK_SPEC): Define.
3674 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
3675 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
3676 (LINK_SPEC): Define.
3678 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
3680 * config/arm/uclinux-eabi.h: New file.
3681 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
3682 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
3685 2007-02-13 Ian Lance Taylor <iant@google.com>
3687 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
3688 * flags.h (warn_strict_overflow): Declare.
3689 (enum warn_strict_overflow_code): Define.
3690 (issue_strict_overflow_warning): New static inline function.
3691 * opts.c (warn_strict_overflow): New variable.
3692 (common_handle_option): Handle OPT_Wstrict_overflow and
3693 OPT_Wstrict_overflow_.
3694 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
3696 * fold-const.c: Include intl.h.
3697 (fold_deferring_overflow_warnings): New static variable.
3698 (fold_deferred_overflow_warning): New static variable.
3699 (fold_deferred_overflow_code): New static variable.
3700 (fold_defer_overflow_warnings): New function.
3701 (fold_undefer_overflow_warnings): New function.
3702 (fold_undefer_and_ignore_overflow_warnings): New function.
3703 (fold_deferring_overflow_warnings_p): New function.
3704 (fold_overflow_warning): New static function.
3705 (make_range): Add strict_overflow_p parameter. Change all
3707 (extract_muldiv, extract_muldiv_1): Likewise.
3708 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
3709 tree_expr_nonnegative_p.
3710 (fold_negate_expr): Call fold_overflow_warning.
3711 (fold_range_test): Likewise.
3712 (fold_comparison): Likewise.
3713 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
3714 instead of tree_expr_nonnegative_p.
3715 (tree_expr_nonnegative_warnv_p): Rename from
3716 tree_expr_nonnegative_p, add strict_overflow_p parameter.
3717 (tree_expr_nonnegative_p): New function.
3718 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
3719 strict_overflow_p parameter.
3720 (tree_expr_nonzero_p): New function.
3721 * passes.c (verify_interpass_invariants): New static function.
3722 (execute_one_pass): Call it.
3723 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
3725 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
3726 (estimate_numbers_of_iterations): Likewise.
3727 (scev_probably_wraps_p): Likewise.
3728 * tree-ssa-ccp.c: Include "toplev.h".
3729 (evaluate_stmt): Defer fold overflow warnings until we know we are
3731 (struct fold_stmt_r_data): Add stmt field.
3732 (fold_stmt_r): Defer fold overflow warnings until we know we
3734 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
3735 (fold_stmt_inplace): Likewise.
3736 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
3737 (cleanup_control_expr_graph): Defer fold overflow warnings until
3738 we know we are going to optimize.
3739 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3740 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
3742 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3743 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
3744 * tree-ssa-loop-manip.c (create_iv): Likewise.
3745 * c-typeck.c (build_conditional_expr): Likewise.
3746 (build_binary_op): Likewise.
3747 * tree-vrp.c (vrp_expr_computes_nonzero): Call
3748 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
3749 (extract_range_from_unary_expr): Likewise.
3750 * simplify-rtx.c (simplify_const_relational_operation): Warn when
3751 assuming that signed overflow does not occur.
3752 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
3753 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
3754 (fold_defer_overflow_warnings): Declare.
3755 (fold_undefer_overflow_warnings): Declare.
3756 (fold_undefer_and_ignore_overflow_warnings): Declare.
3757 (fold_deferring_overflow_warnings_p): Declare.
3758 (tree_expr_nonzero_warnv_p): Declare.
3759 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
3761 (Warning Options): Document -Wstrict-overflow.
3762 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
3763 (tree-ssa-ccp.o): Likewise.
3764 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
3765 (fold-const.o): Depend on intl.h.
3767 2007-02-13 Ian Lance Taylor <iant@google.com>
3770 * lower-subreg.c (resolve_simple_move): Decompose subregs in
3773 2007-02-13 Stuart Hastings <stuart@apple.com>
3775 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
3777 2007-02-13 Richard Henderson <rth@redhat.com>
3779 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
3780 handled_component_p before looking for the indirect_ref.
3782 2007-02-13 Richard Henderson <rth@redhat.com>
3784 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
3785 remove flags clobber.
3786 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
3787 (bswaphi_lowpart): New.
3788 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
3789 remove TARGET_BSWAP test. Delete expander of the same name.
3791 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
3792 (expand_unop): Use them.
3794 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
3796 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
3797 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
3798 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
3799 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
3800 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
3801 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
3802 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
3803 assembler dialect choice from asm templates.
3805 2007-02-12 Richard Henderson <rth@redhat.com>
3807 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
3808 (fixuns_trunc<SSEMODEF>si2): Use it.
3809 * config/i386/sse.md (vec_setv4sf_0): Export.
3810 * config/i386/i386.c (ix86_build_const_vector): Export.
3811 (ix86_split_convert_uns_si_sse): Rename from
3812 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
3813 * config/i386/i386-protos.h: Update.
3815 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3818 * c-typeck.c (c_finish_return): Improve warning message.
3820 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3822 * alias.c (find_symbolic_term): Delete unused function.
3824 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
3826 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
3827 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
3828 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
3830 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3832 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3833 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3834 the function, temporarily point the debug interface to the null one.
3836 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3838 * dwarf2out.c (round_up_to_align): New static function.
3839 (field_byte_offset): Use it to round the offset.
3841 2007-02-12 Richard Henderson <rth@redhat.com>
3843 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
3844 (inswl_const): Export.
3846 2007-02-12 Richard Henderson <rth@redhat.com>
3848 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
3849 result mode of the libcall, convert back to outmode.
3851 2007-02-12 Roger Sayle <roger@eyesopen.com>
3853 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
3854 (bswapdi2): New define_expand to implement 32-bit implementation.
3856 2007-02-12 Nick Clifton <nickc@redhat.com>
3858 * doc/invoke.texi (Overall Options): Document --help=.
3859 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
3860 (cc1_options): Pass --help= on to cc1.
3861 (display_help): Add description of --help=.
3862 (process_command): Add code to handle --help=. Allow translated
3863 --help and --target-help switches to be passed on to compiler
3865 (main): Remove unused if statement.
3866 * opts.c (columns): Remove.
3867 (LEFT_COLUMN): Define.
3868 (wrap_help): Add columns argument.
3869 (print_filtered_help): Change parameters to be an include bitmask,
3870 an exclude bitmask, an any bitmask and the column width. Move the
3871 code to display the params list here. Add code to display the
3872 status of options rather than their descriptions if the quiet flag
3874 (print_specific_help): Change parameters to be an include bitmask,
3875 an exclude bitmask and an any bitmask. Move code to look up the
3876 column width here. Decide upon the title for an options listing.
3877 (common_handle_options): Add code to handle --help=. Adapt code
3878 for --help and --target-help to use the revised form of the
3879 print_specific_help function.
3880 (print_help): Delete.
3881 (print_param_help): Delete.
3882 (print_switch): Delete.
3883 * opts.h (cl_lang_count): Add prototype.
3884 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
3885 CL_MAX_OPTION_CLASS): New defines.
3886 * optc-gen.awk: Add construction of cl_lang_count.
3887 * c.opt: Add Warning attribute to warning options and Optimization
3888 attribute to optimization options.
3889 * common.opt: Likewise.
3891 Add -fhelp and -ftarget-help as aliases for the transformed --help
3892 and --target-help options.
3893 * opt-functions.awk: Add code to handle Warning and Optimization
3896 2007-02-12 Richard Henderson <rth@redhat.com>
3898 * config/alpha/constraints.md: New file.
3899 * config/alpha/alpha.c: Include tm-constrs.h.
3900 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
3901 alpha_extra_constraint): Remove.
3902 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
3903 * config/alpha/alpha-protos.h: Update.
3904 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
3905 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
3906 (EXTRA_CONSTRAINT): Remove.
3907 * config/alpha/alpha.md: Include constraints.md.
3908 (adddi splitter): Use satisfies_constraint_*.
3909 * config/alpha/predicates.md (add_operand): Likewise.
3910 (sext_add_operand, addition_operation): Likewise.
3912 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
3914 PR tree-optimization/29145
3915 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
3916 in our handling of restrict qualified pointers.
3918 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3921 * doc/invoke.texi (Wunused-value): Update description.
3922 (Wextra): Delete item.
3923 * opts.c (set_Wextra): Don't use the value of Wextra to set the
3924 value of Wunused-value.
3925 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
3926 (c_finish_stmt_expr): Don't check extra_warnings.
3927 (emit_side_effect_warnings): The caller is responsible to check
3930 2007-02-11 Roger Sayle <roger@eyesopen.com>
3931 Matt Thomas <matt@3am-software.com>
3933 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
3935 2007-02-11 Roger Sayle <roger@eyesopen.com>
3937 * simplify-rtx.c (simplify_relational_operation_1): Optimize
3938 comparisons of POPCOUNT against zero.
3939 (simplify_const_relational_operation): Likewise.
3941 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3943 * doc/invoke.texi (Wextra): Delete outdated paragraph.
3945 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3947 * dwarf2out.c (root_type): Delete unused function.
3949 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3951 * genattrtab.c (contained_in_p): Delete unused function.
3952 (write_expr_attr_cache): Likewise.
3954 2007-02-11 Jan Hubicka <jh@suse.cz>
3956 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
3959 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
3961 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
3962 to add the REG_EQ* note.
3963 * see.c (see_merge_one_use_extension): Likewise.
3964 * local-alloc.c (update_equiv_regs): Likewise. Also don't
3965 turn REG_EQUAL notes into REG_EQUIV notes if the target
3966 register may have more than one set.
3967 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
3968 * gcse.c (try_replace_reg): Likewise.
3969 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
3970 * calls.c (fixup_tail_calls): Likewise. Abort if there is
3971 more than one REG_EQUIV note.
3972 * reload1.c (gen_reload): Use set_unique_reg_note.
3974 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
3977 (ix86_builtin_conversion): New function.
3979 2007-02-06 Mark Mitchell <mark@codesourcery.com>
3982 * tree.h (DECL_REPLACEABLE_P): New macro.
3983 * except.c (set_nothrow_function_flags): Likewise.
3985 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
3986 Ira Rosen <irar@il.ibm.com>
3987 Dorit Nuzman <dorit@il.ibm.com>
3989 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
3990 * targhooks.c (default_builtin_vectorized_conversion): New.
3991 * targhooks.h (default_builtin_vectorized_function): New declaration.
3992 * target.h (struct vectorize): Add builtin_conversion field.
3993 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
3994 stmt_vec_info_type value.
3995 (vectorizable_conversion): New declaration.
3996 * tree-vect-analyze.c (vect_analyze_operations): Add
3997 vectorizable_conversion call.
3998 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
3999 * tree-vect-transform.c (vectorizable_conversion): New function.
4000 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4001 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4003 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4004 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4005 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4006 or ALTIVEC_BUILTIN_VCFSX.
4008 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4011 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4012 CONST_DOUBLE and operand 0 is a hard register.
4013 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4014 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4015 is a hard floating-point register.
4017 2007-02-10 Richard Henderson <rth@redhat.com>
4018 Jakub Jelinek <jakub@redhat.com>
4019 Alexandre Oliva <aoliva@redhat.com>
4021 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4022 * builtin-types.def (BT_WORD): Make unsigned.
4023 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4024 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4025 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4026 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4027 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4028 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4030 * expr.c (emutls_var_address): New.
4031 (expand_expr_real_1): Expand emulated tls.
4032 (expand_expr_addr_expr_1): Likewise.
4033 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4034 * output.h (emutls_finish): Declare.
4035 * toplev.c (compile_file): Call it.
4036 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4037 address before wrapping in CONST.
4038 * varasm.c (emutls_htab, emutls_object_type): New.
4039 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4040 (get_emutls_object_name, get_emutls_object_type): New.
4041 (get_emutls_init_templ_addr, emutls_decl): New.
4042 (emutls_common_1, emutls_finish): New.
4043 (assemble_variable): When emulating tls, swap decls; generate
4044 constructor for the emutls objects.
4045 (do_assemble_alias): When emulating tls, swap decl and target name.
4046 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4048 * varpool.c (decide_is_variable_needed): Look at force_output.
4049 Recurse for emulated tls.
4050 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4051 with decide_is_variable_needed.
4052 * emutls.c: New file.
4053 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4054 tls_object for real tls.
4056 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4058 PR rtl-optimization/29599
4059 * reload1.c (eliminate_regs_in_insn): Take the destination
4060 mode into account when computing the offset.
4062 2007-02-09 Stuart Hastings <stuart@apple.com>
4063 Richard Henderson <rth@redhat.com>
4065 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4066 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4067 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4068 fixuns_truncdfhi2): New.
4069 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4070 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4071 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4072 (floatunssidf2): Allow nonimmediate source.
4073 * gcc/config/i386/sse.md (movdi_to_sse): New.
4074 (vec_concatv2di): Drop '*'.
4075 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4076 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4077 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4079 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4080 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4081 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4082 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4083 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4084 ix86_build_const_vector.
4085 (x86_emit_floatuns): Rewrite.
4087 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4089 * genautomata.c (longest_path_length): Delete unused function.
4090 (struct state): Delete unused longest_path_length.
4091 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4092 (get_free_state): Delete unused.
4094 2007-02-09 Jan Hubicka <jh@suse.cz>
4096 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4097 * doc/invoke.texi (inline-unit-growth): Update default value.
4099 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4100 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4101 (rebuild_cgraph_edges): Likewise.
4102 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4103 (dump_cgraph_node): Dump frequencies.
4104 (cgraph_clone_edge): Add frequency scales.
4105 (cgraph_clone_node): Add freuqnecy.
4106 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4107 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4108 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4109 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4110 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4111 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4112 (save_inline_function_body): Likewise.
4113 * ipa-inline.c: inluce rtl.h
4114 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4115 (cgraph_edge_badness): Use frequencies.
4116 (cgraph_decide_recursive_inlining): Update clonning.
4117 (cgraph_decide_inlining_of_small_function): Dump frequency.
4118 * predict.c (estimate_bb_frequencies): Export.
4119 * predict.h (estimate_bb_frequencies): Declare.
4120 * tree-inline.c (copy_bb): Watch overflows.
4121 (expand_call_inline): Update call of cgraph_create_edge.
4122 (optimize_inline_calls): Use TODO flags to update frequnecies.
4123 * passes.h: Include predict.h
4124 (init_optimization_passes): Move profile ahead.
4125 (execute_function_todo): Handle TODO_rebuild_frequencies.
4127 2007-02-09 Roger Sayle <roger@eyesopen.com>
4129 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4130 the insbl or inswl pattern into a register.
4132 2007-02-09 Roger Sayle <roger@eyesopen.com>
4134 * config/ia64/ia64.md (bswapdi2): New define_insn.
4136 2007-02-09 Richard Henderson <rth@redhat.com>
4138 * config/i386/constraints.md (Ym): New constraint.
4139 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4140 (movdi_1_rex64): Split sse and xmm general register moves from
4141 memory move alternatives. Use conditional register constraints.
4142 (movsf_1, movdf_integer): Likewise.
4143 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4144 (movdf_integer_rex64): New.
4145 (pushsf_rex64): Fix output constraints.
4146 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4147 (sse2_stored): Likewise.
4148 (sse2_storeq_rex64): New.
4149 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4150 amd and not generic.
4151 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4152 for optimize_size. Remove SF/DFmode hack.
4154 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4156 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4159 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4160 Richard Sandiford <richard@codesourcery.com>
4162 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4163 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4164 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4165 m68k/t-mlib to tmake_file.
4166 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4167 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4168 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4169 Allow it to be cf or m68k. Set m68k_arch_family. If that
4170 variable is not empty, add t-$m68k_arch_family to tmake_file.
4171 Add t-mlibs to tmake_file.
4172 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4173 * config/m68k/t-cf: New file.
4174 * config/m68k/t-m68k: Likewise.
4175 * config/m68k/t-mlibs: Likewise.
4176 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4177 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4178 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4179 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4180 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4182 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4183 (INSTALL_LIBGCC): Delete.
4184 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4185 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4186 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4187 (M68K_MLIB_CPU): Define.
4188 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4189 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4190 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4192 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4193 Richard Guenther <rguenther@suse.de>
4196 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4197 against INT_MIN/INT_MAX.
4198 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4199 file if a loop is removed.
4201 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4203 * calls.c (store_one_arg): Pass correct alignment to
4204 emit_push_insn for non-BLKmode values.
4205 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4206 unaligned stack slot via a suitably aligned slot.
4208 2007-02-08 DJ Delorie <dj@redhat.com>
4210 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4212 (legal_subregs): Use unsigned char, make const.
4213 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4215 2007-02-08 Paul Brook <paul@codesourcery.com>
4217 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4218 special interworking needed.
4220 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4222 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4223 conditional to __SSE2__.
4224 (Entries below should have been added to first ChangeLog
4225 entry for amdfam10 dated 2007-02-05)
4226 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4228 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4230 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4233 2007-02-08 DJ Delorie <dj@redhat.com>
4235 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4236 * config/m32c/m32c.c (legal_subregs): New.
4237 (m32c_illegal_subreg_p): New.
4238 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4239 unsupported subregs of hard regs.
4241 2007-02-08 Jan Hubicka <jh@suse.cz>
4243 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4244 the same one; always update histograms.
4246 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4248 * passes.c (init_optimization_passes): Tidy comment.
4250 2007-02-08 Roger Sayle <roger@eyesopen.com>
4252 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4253 strip zero_extend, bswap and rotates from POCOUNT's argument.
4254 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4255 zero_extend and rotates from PARITY's argument.
4256 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4257 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4258 of an integer constant at compile-time.
4260 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4263 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4265 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4268 * tree-ssa-live.c (remove_unused_locals): Do not remove
4269 TREE_ADDRESSABLE variables.
4270 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4271 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4272 FOR_CLOBBER. Update all users.
4273 If VAR has an associated alias set, add a virtual operand for
4274 it if no alias is found to conflict with the memory reference.
4276 2007-02-07 Jan Hubicka <jh@suse.cz>
4277 Robert Kidd <rkidd@crhc.uiuc.edu>
4279 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4281 2007-02-07 Ian Lance Taylor <iant@google.com>
4283 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4285 2007-02-07 Roger Sayle <roger@eyesopen.com>
4287 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4288 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4289 tablejumpdi, movsi_to_cr_one): Remove constraints from
4290 define_expand's match_operands.
4292 2007-02-07 Roger Sayle <roger@eyesopen.com>
4294 * global.c (compute_regsets): Move declatation of "i" inside of
4295 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4297 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4300 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4301 of INDIRECT_REF <RESULT_DECL>.
4303 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4305 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4306 Kaz Kojima <kkojima@gcc.gnu.org>
4309 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4311 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4313 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4315 * doc/loop.texi: Document possibility not to perform disambiguation
4316 of loops with multiple latches.
4317 * cfgloopmanip.c (alp_enum_p): Removed.
4318 (add_loop): Handle subloops. Use get_loop_body_with_size.
4319 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4320 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4321 the new forwarder block.
4322 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4323 Handle the case latch is NULL.
4324 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4325 when marking loop exits.
4326 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4328 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4329 disambiguate_loops_with_multiple_latches.
4330 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4331 before fix_loop_structure.
4332 * cfgloop.c: Include pointer-set.h and output.h.
4333 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4334 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4335 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4336 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4337 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4338 disambiguate_multiple_latches, get_loop_body_with_size,
4339 disambiguate_loops_with_multiple_latches): New functions.
4340 (flow_loop_dump): Dump multiple latch edges.
4341 (flow_loop_nodes_find): Handle loops with multiple latches.
4342 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4343 (glb_enum_p): Modified.
4344 (get_loop_body): Use get_loop_body_with_size.
4345 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4346 (AVOID_CFG_MODIFICATIONS): New constant.
4347 (disambiguate_loops_with_multiple_latches, add_loop,
4348 get_loop_body_with_size): Declare.
4349 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4351 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4354 * global.c (compute_regsets): New function.
4355 (global_alloc): Refactored ELIMINABLE_REGSET
4356 and NO_GLOBAL_ALLOC_REGS computation out.
4357 (rest_of_handle_global_alloc): Call compute_regsets()
4358 for non-optimizing case.
4360 2007-02-06 Richard Henderson <rth@redhat.com>
4362 * config/i386/constraints.md (Y2): Rename from Y.
4363 (Yi): New constraint.
4364 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4365 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4366 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4367 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4368 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4369 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4370 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4371 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4372 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4373 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4374 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4375 vec_extractv2si_1): Change Y constraints to Y2.
4376 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4377 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4378 Change Y constraints to Y2.
4379 (sse2_loadld): Change Y constraints to x.
4381 2007-02-06 Roger Sayle <roger@eyesopen.com>
4383 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4384 (parity<mode>2): New define_expand using rs6000_emit_parity.
4385 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4386 rs6000_emit_parity): New functions.
4387 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4388 rs6000_emit_parity): Prototype here.
4390 2007-02-06 Ian Lance Taylor <iant@google.com>
4392 * lower-subreg.c (simple_move_operand): Reject CONST.
4393 (resolve_clobber): Call validate_change rather than directly
4394 assigning to XEXP (pat, 0).
4396 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4398 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4399 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4400 (tree-cfg.o): Remove hashtab.h dependency.
4402 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4403 (struct ivopts_data): Change niters to pointer_map_t.
4404 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4405 (niter_for_exit): Create pointer_map on demand. Change for
4407 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4408 (free_loop_data): Destroy data->niters if created and reset field.
4409 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4410 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4412 * tree-ssa-reassoc.c: Include pointer-set.h.
4413 (bb_rank): Change to long *.
4414 (operand_rank): Change to pointer_map_t.
4415 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4416 (insert_operand_rank): Accept long.
4417 (operand_entry_hash, operand_entry_eq): Remove.
4418 (get_rank): Return long. Adjust for changes above.
4419 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4421 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4423 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4424 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4425 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4427 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4428 directly since it cannot be NULL.
4429 (get_vi_for_tree): Rewrite for pointer_map API.
4430 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4431 (init_alias_vars): Create vi_for_tree as pointer_map.
4432 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4434 * tree-cfg.c: Don't include hashtab.h.
4435 (edge_to_cases): Declare as pointer_map.
4436 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4438 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4439 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4440 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4442 (record_switch_edge): Delete.
4443 (get_cases_for_edge): Adjust for pointer_map API, inline
4444 record_switch_edge (rewritten for new API), remove goto.
4446 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4448 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4449 * tree-nested.c: Include pointer-set.h.
4450 (var_map_elt, var_map_eq, var_map_hash): Delete.
4451 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4453 (nesting_info_bitmap_obstack): New.
4454 (lookup_field_for_decl): Adjust for pointer_map API.
4455 (lookup_tramp_for_decl): Adjust for pointer_map API.
4456 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4457 (get_local_debug_decl): Adjust for pointer_map API.
4458 (convert_nl_goto_reference): Adjust for pointer_map API.
4459 (convert_nl_goto_receiver): Adjust for pointer_map API.
4460 (create_nesting_tree): Create outside GGC space. Create bitmap on
4461 the new obstack. Create field_map and var_map as pointer_maps.
4462 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4464 (lower_nested_functions): Move root here, no need to NULL it.
4465 Initialize and release the obstack.
4467 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4469 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4470 Remove prototypes and make them non-static.
4471 (struct tree_int_map): Remove.
4472 * tree.h (struct tree_int_map): Move here, turning TO into an
4474 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4476 * tree.h (TREE_COMPLEXITY): Remove.
4477 (struct tree_exp): Remove complexity field.
4478 * tree.c (build1_stat): Don't set it.
4480 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4481 Victor Kaplansky <victork@il.ibm.com>
4483 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4484 (vect_is_simple_reduction): Support reduction with induction as
4485 one of the operands.
4486 (vect_is_simple_iv_evolution): Fix formatting.
4487 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4488 formatting. Don't mark induction phis for vectorization.
4489 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4490 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4491 (vect_get_vec_def_for_operand): Support induction.
4492 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4494 (vectorizable_reduction): Support reduction with induction as one of
4496 (vectorizable_type_demotion): Use def-type of stmt argument rather
4497 than dummy def-type.
4499 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4500 flag_tree_scev_cprop.
4501 * common.opt (tree-scev-cprop): New flag.
4503 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4504 call to vect_get_new_vect_var.
4506 2007-02-06 Ira Rosen <irar@il.ibm.com>
4508 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4509 vectype is not NULL.
4510 (vect_pattern_recog_1): Likewise.
4512 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4514 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4515 (fold_negate_expr): Likewise.
4517 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4520 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4521 even if cv-qualification is the same.
4523 2007-02-05 Geoffrey Keating <geoffk@apple.com>
4525 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
4526 __enable_execute_stack on completion.
4528 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4530 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
4531 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
4532 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
4533 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
4534 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
4535 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
4536 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
4537 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
4539 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4541 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
4542 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
4543 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
4544 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
4545 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
4546 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
4547 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
4548 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
4549 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
4550 umuldi3_highpart_rex64, umulsi3_highpart_insn,
4551 umulsi3_highpart_zext, smuldi3_highpart_rex64,
4552 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
4553 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
4554 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
4555 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
4556 sqrtextenddfxf2_i387): Added amdfam10_decode.
4558 * config/i386/athlon.md (athlon_idirect_amdfam10,
4559 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
4560 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
4561 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
4562 athlon_ivector_store_amdfam10): New define_insn_reservation.
4563 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
4566 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4568 * config/i386/athlon.md (athlon_call_amdfam10,
4569 athlon_pop_amdfam10, athlon_lea_amdfam10): New
4570 define_insn_reservation.
4571 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
4572 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
4573 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
4575 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4577 * config/i386/athlon.md (athlon_sseld_amdfam10,
4578 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
4579 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
4581 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4583 * config/i386/athlon.md (athlon_sseins_amdfam10): New
4584 define_insn_reservation.
4585 * config/i386/i386.md (sseins): Added sseins to define_attr type
4586 and define_attr unit.
4587 * config/i386/sse.md: Set type attribute to sseins for insertq
4590 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4592 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
4593 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
4594 ssecomi_load_amdfam10, ssecomi_amdfam10,
4595 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
4596 define_insn_reservation.
4597 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
4599 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4601 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
4602 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
4603 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
4604 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
4605 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
4606 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
4607 define_insn_reservation.
4609 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
4610 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
4611 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
4612 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
4613 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
4615 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4617 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
4618 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
4619 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
4620 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
4621 athlon_ssemul_load_k8): Added amdfam10.
4623 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4625 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
4626 (x86_sse_unaligned_move_optimal): New variable.
4628 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
4630 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
4631 for unaligned vector SSE double/single precision loads for AMDFAM10.
4633 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4635 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
4636 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
4637 Define TARGET_CPU_DEFAULT_amdfam10.
4638 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
4639 (processor_type): Add PROCESSOR_AMDFAM10.
4641 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
4642 processor_type in config/i386/i386.h.
4643 Enable imul peepholes for TARGET_AMDFAM10.
4645 * config.gcc: Add support for --with-cpu option for amdfam10.
4647 * config/i386/i386.c (amdfam10_cost): New variable.
4648 (m_AMDFAM10): New macro.
4649 (m_ATHLON_K8_AMDFAM10): New macro.
4650 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
4651 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
4652 x86_promote_QImode, x86_integer_DFmode_moves,
4653 x86_partial_reg_dependency, x86_memory_mismatch_stall,
4654 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
4655 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
4656 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
4657 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
4658 Enable/disable for amdfam10.
4659 (override_options): Add amdfam10_cost to processor_target_table.
4660 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
4661 processor_alias_table.
4662 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
4663 (ix86_adjust_cost): Add code for amdfam10.
4665 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
4667 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
4668 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
4669 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
4670 * config/i386/i386.h: Add builtin definition for SSE4A.
4671 * config/i386/i386.md: Add support for ABM instructions
4673 * config/i386/sse.md: Add support for SSE4A instructions
4674 (movntss, movntsd, extrq, insertq).
4675 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
4676 Add -march=amdfam10 flag.
4677 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
4678 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
4680 * doc/extend.texi: Add documentation for SSE4A builtins.
4682 2007-02-05 Bob Wilson <bob.wilson@acm.org>
4684 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
4686 2007-02-05 Richard Guenther <rguenther@suse.de>
4688 * tree-vectorizer.h (vectorizable_function): Add argument type
4689 argument, change return type.
4690 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
4691 * tree-vect-transform.c (vectorizable_function): Handle extra
4692 argument, return vectorized function decl.
4693 (build_vectorized_function_call): Remove.
4694 (vectorizable_call): Handle calls with result and argument types
4695 differing. Handle loop vectorization factor correctly.
4696 * targhooks.c (default_builtin_vectorized_function): Adjust for
4698 * targhooks.h (default_builtin_vectorized_function): Likewise.
4699 * target.h (builtin_vectorized_function): Add argument type
4701 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
4702 extra argument, allow vectorizing of lrintf.
4703 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
4704 documentation of target hook.
4706 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
4709 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
4710 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
4711 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
4713 2007-02-05 Roger Sayle <roger@eyesopen.com>
4715 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
4716 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
4717 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
4718 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
4719 before canonicalizing sincos to cexpi.
4720 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
4722 2007-02-05 Roger Sayle <roger@eyesopen.com>
4724 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
4725 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
4726 (alpha_init_builtins): Use alpha_add_builtins to process tables.
4728 2007-02-05 Roger Sayle <roger@eyesopen.com>
4730 * mips-tfile.c (initialize_init_file): Correct endianness test.
4732 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
4734 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
4737 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4739 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
4740 saves in a PARALLEL before the register assignments.
4742 2007-02-05 Richard Sandiford <richard@codesourcery.com>
4744 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
4745 DWARF_FRAME_RETURN_COLUMN to be a general register.
4746 * dwarf2out.c (init_return_column_size): New function, split from...
4747 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
4748 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
4749 to be nongeneral registers.
4750 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
4752 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
4753 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
4755 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4757 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
4759 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
4761 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
4762 (remove_path): Use can_remove_branch_p and remove_branch instead
4763 of loop_delete_branch_edge.
4764 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
4765 (tree_transform_and_unroll_loop): Remove dead branches immediately.
4766 Update profile using scale_dominated_blocks_in_loop.
4767 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
4768 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
4769 (can_remove_branch_p, remove_branch): Declare.
4770 * tree-cfg.c (tree_can_remove_branch_p): New function.
4771 (tree_cfg_hooks): Add tree_can_remove_branch_p.
4772 * cfgrtl.c (rtl_can_remove_branch_p): New function.
4773 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
4775 2007-02-05 Jan Hubicka <jh@suse.cz>
4778 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
4779 nodes in cgraph, don't remove offline copy of the function.
4781 2007-02-04 Jan Hubicka <jh@suse.cz>
4783 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
4784 vectors might cause maybe_lookup_element_for_expr to be called
4785 on non-sra-candidate.
4787 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4789 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
4790 config/bfin/bfin.md, config/bfin/predicates.md: Follow
4791 spelling conventions.
4793 2007-02-04 Richard Guenther <rguenther@suse.de>
4796 * fold-const.c (try_move_mult_to_index): Make sure to not
4797 overflow one dimension of a multi-dimensional array access.
4799 2007-02-04 Jan Hubicka <jh@suse.cz>
4801 * passes.c (init_optimization_passes): Reindent.
4803 2007-02-04 Jan Hubicka <jh@suse.cz>
4804 Eric Botcazou <ebotcazou@adacore.com>
4806 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
4807 (execute_fixup_cfg): Break out the abnormal goto code.
4808 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
4809 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
4810 (optimize_inline_calls): Call make_nonlocal_label_edges.
4812 2007-02-04 Jan Hubicka <jh@suse.cz>
4814 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
4815 true when something was changed.
4816 (rename_ssa_copies): When something was changed, do
4817 TODO_remove_unused_locals.
4818 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4819 add TODO_remove_unused_locals when instruction was removed.
4821 2007-02-04 Jan Hubicka <jh@suse.cz>
4823 * ipa-inline.c (try_inline): Improve debug output; work on already
4825 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
4826 call try_inline for already inlined edges too when flattening;
4827 inline also functions that make callee growth but overall unit size
4830 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4832 * config/m32c/bitops.md, config/m32c/jump.md,
4833 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
4834 config/m32r/m32r.h, config/m32r/m32r.md,
4835 config/m32r/predicates.md, config/m68hc11/larith.asm,
4836 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
4837 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
4838 config/mips/mips-protos.h, config/mips/mips.c,
4839 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
4840 config/mn10300/mn10300.h, config/mn10300/predicates.md,
4841 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
4842 spelling conventions.
4844 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
4845 Follow spelling conventions.
4847 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
4849 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
4850 warn about C++0x compatibility.
4852 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
4854 * config/h8300/h8300.c, config/h8300/h8300.h,
4855 config/h8300/h8300.md: Follow spelling conventions.
4857 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
4860 * combine.c (try_combine): Do not substitute source operand
4861 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
4863 2007-02-03 Jan Hubicka <jh@suse.cz>
4865 PR gcov-profile/30650
4866 * value-prof.c (stringop_block_profile): Fix handling of size counter;
4867 do not divide by zero for never executed counters.
4868 (tree_find_values_to_profile): Fix counters.
4869 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
4871 2007-02-03 Ian Lance Taylor <iant@google.com>
4873 * lower-subreg.c (simple_move_operand): New static function,
4874 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
4876 (simple_move): Call simple_move_operand.
4877 (find_decomposable_subregs): Add special handling of MEMs.
4878 (can_decompose_p): Rename from cannot_decompose_p. Reverse
4879 meaning of return value. If we see a hard register, test whether
4880 it can store a word_mode value. Change all callers.
4882 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4884 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
4885 ftrapv insns and expanders.
4886 (subdi3): Change define_expand operand 1 to arith11_operand, and
4887 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
4888 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
4889 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
4893 * varasm.c (notice_global_symbol): Treat global objects as weak when
4896 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4898 * emit-rtl.c (dconstpi): Delete.
4900 (init_emit_once): Delete dconstpi and init dconstsqrt2.
4901 * real.h (dconstpi): Delete.
4903 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
4904 (fold_builtin_hypot): Likewise.
4906 2007-02-03 Tom Tromey <tromey@redhat.com>
4909 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
4910 -gcoff3, -gxcoff3, -gvms3 implies -dD.
4912 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
4914 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
4915 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
4916 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
4917 config/rs6000/cell.md, config/rs6000/darwin.h,
4918 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
4919 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
4920 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
4921 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
4922 typos. Follow spelling conventions.
4923 * doc/invoke.texi: Follow spelling conventions.
4925 2007-02-03 Roger Sayle <roger@eyesopen.com>
4927 * simplify-rtx.c (simplify_relational_operation_1): Implement some
4928 canonicalization transformations that attempt to simplify integer
4929 constant comparisons to become comparisons against zero.
4931 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4933 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
4935 * fold-const.c (fold_binary): Fix comment typos. Fold complex
4936 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
4938 2007-02-02 Mike Stump <mrs@apple.com>
4940 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
4941 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
4942 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
4943 generate a branch island.
4945 2007-02-02 Bob Wilson <bob.wilson@acm.org>
4947 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
4948 (xtensa_legitimate_address_p): New.
4949 (xtensa_legitimize_address): New.
4950 (xtensa_output_addr_const_extra): New.
4951 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
4953 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
4954 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
4955 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
4956 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
4957 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
4958 (xtensa_legitimize_address): New.
4959 (xtensa_output_addr_const_extra): New.
4961 2007-02-02 Steve Ellcey <sje@cup.hp.com>
4963 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
4965 2007-02-02 Ian Lance Taylor <iant@google.com>
4967 * expmed.c (expand_divmod): Add comment.
4969 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
4971 * emit-rtl.c (renumber_insns): Remove.
4972 * flags.h: Remove the extern for flag_renumber_insns.
4973 * rtl.h: Remove the prototype for renumber_insns.
4974 * toplev.c (flag_renumber_insns): Remove.
4976 2007-02-02 Hui-May Chang <hm.chang@apple.com>
4978 Revert for x86 darwin:
4979 2005-06-19 Uros Bizjak <uros@kss-loka.si>
4981 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
4982 code before the following patch under TARGET_MACHO.
4983 (ix86_function_value_regno_p): Likewise.
4985 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4987 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
4990 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4993 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
4994 general or fp registers. Add comments.
4995 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
4997 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
4999 * pointer-set.c (insert_aux): Only return insertion slot.
5000 (pointer_set_insert): Adjust.
5001 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5002 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5003 pointer_map_traverse): New.
5004 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5005 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5006 pointer_map_contains, pointer_map_traverse): Declare.
5008 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5011 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5012 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5014 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5016 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5018 (struct _dep): New type.
5019 (dep_t): New typedef.
5020 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5021 (DEP_STATUS): New access macro. The macro with the same name was
5022 renamed to DEP_LINK_STATUS.
5023 (dep_init): Declare function
5025 (struct _dep_link): New type.
5026 (dep_link_t): New typedef.
5027 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5028 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5029 (DEP_LINK_STATUS): New macro.
5030 (debug_dep_links): New debug function.
5032 (struct _deps_list): New type.
5033 (deps_list_t): New typedef.
5034 (DEPS_LIST_FIRST): New access macro.
5035 (FOR_EACH_DEP_LINK): New cycle macro.
5036 (create_deps_list, free_deps_list, delete_deps_list): Declare
5038 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5039 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5040 (copy_deps_list_change_con): Ditto.
5042 (move_dep_link): Declare function.
5044 (struct _dep_node): New type.
5045 (dep_node_t): New typedef.
5046 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5048 (struct haifa_insn_data.back_deps): New field to hold backward
5049 dependencies of the insn.
5050 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5052 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5053 Change its type to deps_list_t.
5054 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5055 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5056 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5058 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5060 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5062 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5064 (dep_cost): Declare.
5066 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5067 (ds_to_dk, dk_to_ds): New functions.
5069 (init_dep_1): New static function.
5070 (init_dep): New function.
5071 (copy_dep): New static function.
5073 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5075 (detach_dep_link): New static function.
5076 (move_dep_link): New function.
5078 (dep_links_consistent_p, dump_dep_links): New static functions.
5079 (debug_dep_links): New debugging function.
5081 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5083 (alloc_deps_list, init_deps_list): New static functions.
5084 (create_deps_list): New function.
5085 (clear_deps_list): New static function.
5086 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5087 (deps_list_consistent_p, dump_deps_list): New static functions.
5088 (debug_deps_list): New function.
5089 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5091 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5093 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5094 use new scheduler dependencies lists.
5095 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5096 (sched_analyze): Ditto. Initialize dependencies lists.
5097 (add_forw_dep, compute_forward_dependences): Update to use new
5098 scheduler dependencies lists.
5100 (init_dependency_caches): Init deps_obstack.
5101 (free_dependency_caches): Free deps_obstack.
5103 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5104 new scheduler dependencies lists.
5105 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5106 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5108 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5109 Update to use new scheduler dependencies lists.
5110 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5111 (debug_dependencies): Ditto.
5112 (schedule_region): Update comments.
5114 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5115 scheduler dependencies lists.
5116 (schedule_ebb): Update comments.
5118 * rtl.def (DEPS_LIST): Remove.
5120 * lists.c (unused_deps_list): Remove.
5121 (free_list): Update assertions.
5123 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5124 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5126 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5127 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5129 * haifa-sched.c (comments): Update.
5130 (insn_cost1): Remove. Inline the code into insn_cost ().
5131 (insn_cost): Update to use new scheduler dependencies lists. Move
5132 processing of the dependency cost to dep_cost ().
5133 (dep_cost): New function. Use it instead of insn_cost () when
5134 evaluating cost of the dependency. Use compatible interface to
5135 interact with the target.
5136 (priority): Update to use new scheduler dependencies lists.
5137 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5138 with greater number of insns that depend on the insn.
5139 (schedule_insn): Update to use new scheduler dependencies lists. Add
5140 code to free backward dependencies lists. Inline and optimize code
5141 from resolve_dep () - see PR28071.
5142 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5143 lists. Update call to targetm.sched.is_costly_dependence hook.
5145 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5146 scheduler dependencies lists.
5148 (resolve_dep): Remove. Move the logic to schedule_insn ().
5149 (init_h_i_d): Initialize dependencies lists.
5151 (process_insn_depend_be_in_spec): Rename to
5152 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5154 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5155 Update to use new scheduler dependencies lists.
5156 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5158 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5159 new scheduler dependencies lists.
5160 (build_intra_loop_deps): Ditto.
5162 * target.h (struct _dep): Declare to use in
5163 gcc_target.sched.is_costly_dependence.
5164 (struct gcc_target.sched.adjust_cost): Fix typo.
5165 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5166 single dep_t parameter instead of an equivalent triad.
5167 (struct gcc_target.sched.adjust_cost_2): Remove.
5169 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5171 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5173 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5175 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5177 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5178 (REG_DEP_TRUE): Document.
5180 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5181 Change signature to correspond to the targetm.sched.adjust_cost hook.
5182 Update use in TARGET_SCHED_ADJUST_COST_2.
5183 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5184 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5185 new scheduler dependencies lists.
5186 (ia64_gen_check): Ditto.
5188 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5191 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5192 signature to correspond to the targetm.sched.is_costly_dependence hook.
5193 (is_costly_group): Update to use new scheduler dependencies lists.
5195 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5196 instead of INSN_COST () macro.
5198 2007-02-01 Ian Lance Taylor <iant@google.com>
5200 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5202 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5204 * pa.md (tp_load): Correct mfctl instruction syntax.
5206 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5208 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5209 altivec_padding_size calculation on AIX. Improve comment, add
5210 assert to verify that it's right.
5212 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5215 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5218 * global.c (global_alloc): Add mising initialization of
5221 2007-02-01 Roger Sayle <roger@eyesopen.com>
5223 * alias.c (init_alias_analysis): Correct whitespace.
5224 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5225 partition_hot_cold_basic_blocks): Likewise.
5226 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5227 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5228 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5229 fold_builtin_snprintf_chk, fold_builtin_printf,
5230 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5231 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5232 * cfgcleanup.c (cleanup_cfg): Likewise.
5233 * cfgexpand.c (tree_expand_cfg): Likewise.
5234 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5235 * function.c (get_next_funcdef_no): Likewise.
5236 * gengtype.c (main): Likewise.
5237 * genmodes.c (main): Likewise.
5238 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5239 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5240 * ifcvt.c (noce_emit_move_insn): Likewise.
5241 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5243 * stor-layout.c (get_best_mode): Likewise.
5244 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5245 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5246 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5247 perform_var_substitution, solve_graph): Likewise.
5248 * tree-vrp.c (vrp_finalize): Likewise.
5250 2007-02-01 Ian Lance Taylor <iant@google.com>
5252 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5253 high part of a paradoxical subreg, return a constant zero.
5255 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5257 * toplev.c (lang_dependent_init): Call init_set_costs.
5258 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5260 2007-02-01 Richard Guenther <rguenther@suse.de>
5263 * fold-const.c (fold_negate_expr): Allow negating a
5264 constant if overflow does not change.
5266 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5268 * doc/c-tree.texi (Expression trees): Improve markup.
5269 * doc/tm.texi (Register Classes, Addressing Modes)
5270 (Floating Point): Fix spacing after abbreviations. Fix some
5273 2007-02-01 Ben Elliston <bje@au.ibm.com>
5275 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5276 * doc/contrib.texi: Likewise.
5277 * doc/install.texi: Likewise.
5279 2007-01-31 Richard Henderson <rth@redhat.com>
5280 Ian Lance Taylor <iant@google.com>
5282 * lower-subreg.c: New file.
5283 * rtl.def (CONCATN): Define.
5284 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5286 * emit-rtl.c (update_reg_offset): New static function, broken out
5287 of gen_rtx_REG_offset.
5288 (gen_rtx_REG_offset): Call update_reg_offset.
5289 (gen_reg_rtx_offset): New function.
5290 * regclass.c: Revert patch of 2006-03-05, restoring
5292 (clear_reg_info_regno): New function.
5293 * dwarf2out.c (concatn_loc_descriptor): New static function.
5294 (loc_descriptor): Handle CONCATN.
5295 * common.opt (fsplit_wide_types): New option.
5296 * opts.c (decode_options): Set flag_split_wide_types when
5298 * timevar.def (TV_LOWER_SUBREG): Define.
5299 * rtl.h (gen_reg_rtx_offset): Declare.
5300 (reg_scan_update): Declare.
5301 * regs.h (clear_reg_info_regno): Declare.
5302 * tree-pass.h (pass_lower_subreg): Declare.
5303 (pass_lower_subreg2): Declare.
5304 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5305 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5307 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5308 * Makefile.in (OBJS-common): Add lower-subreg.o.
5309 (lower-subreg.o): New target.
5311 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5313 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5315 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5318 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5320 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5323 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5325 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5327 * cfgloop.h: Include vec-prim.h.
5328 (enum li_flags): Remove LI_ONLY_OLD.
5329 (loop_iterator): Changed.
5330 (fel_next, fel_init): Iterate over loop tree.
5331 (FOR_EACH_LOOP_BREAK): New macro.
5332 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5334 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5335 * modulo-sched.c (sms_schedule): Ditto.
5336 * tree-vectorizer.c (vectorize_loops): Ditto.
5337 * doc/loop.texi: Update information on loop numbering and behavior of
5338 FOR_EACH_LOOP wrto new loops.
5339 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5340 add_to_evolution_1): Test nestedness of loops instead of comparing
5342 * tree-chrec.c (chrec_fold_plus_poly_poly,
5343 chrec_fold_multiply_poly_poly, chrec_evaluate,
5344 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5345 reset_evolution_in_loop): Ditto.
5346 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5348 2007-01-31 Dirk Mueller <dmueller@suse.de>
5350 * c-common.c (warn_about_parentheses): Separate warning about
5351 un-parenthized sequence of comparison operators from the one
5352 which is supposed to warn about x <= y <= z.
5354 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5356 * optabs.h (enum optab_index): Add new OTI_isinf.
5357 (isinf_optab): Define corresponding macro.
5358 * optabs.c (init_optabs): Initialize isinf_optab.
5359 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5361 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5362 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5364 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5365 expand_builtin_interclass_mathfn.
5366 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5367 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5368 (fxam<mode>2_i387): New insn pattern.
5369 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5370 built-in functions as x87 inline asm.
5372 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5374 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5376 2007-01-30 Eric Christopher <echristo@apple.com>
5378 * config.gcc: Add geode.
5380 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5382 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5383 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5384 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5385 value-prof.c: Fix comment typos.
5387 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5390 * doc/invoke.texi (Wpointer-arith): Document warning.
5392 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5394 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5395 the list of discrepancies from the draft TR.
5397 2007-01-30 Dirk Mueller <dmueller@suse.de>
5400 * doc/invoke.texi (-Wreturn-type): Update description to
5403 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5405 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5407 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5409 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5410 to handle optabs that operate on floating point input argument and
5411 output to integer output.
5412 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5413 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5414 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5415 expand_builtin_interclass_mathfn ().
5416 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5418 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5419 ilogbl built-in functions as x87 intrinsics.
5421 2007-01-30 Richard Guenther <rguenther@suse.de>
5424 * dwarf2out.c (reference_to_unused): Query varpool if the
5425 variable was output.
5427 2007-01-30 Richard Guenther <rguenther@suse.de>
5430 * passes.c (execute_one_pass): Reset in_gimple_form to not
5431 confuse non-unit-at-a-time mode.
5433 2007-01-29 Roger Sayle <roger@eyesopen.com>
5434 Richard Guenther <rguenther@suse.de>
5436 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5437 avoid undefined behaviour on overflow. Use force_fit_type_double
5438 to construct the constant with the specified TREE_OVERFLOW.
5440 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5442 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5443 * config/dfp-bit.h: Ditto.
5445 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5447 * c-decl.c (pop_scope): Replace warnings with call to
5448 warn_for_unused_label.
5449 * c-common.h (warn_for_unused_label): Declare.
5450 * c-common.c (warn_for_unused_label): Define.
5452 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5454 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5457 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5459 * Makefile.in (USER_H): Remove decfloat.h.
5460 * ginclude/decfloat.h: Delete, moving contents to ...
5461 * ginclude/float.h: Add support for decimal floating point,
5462 guarded by __STDC_WANT_DEC_FP__.
5464 2007-01-29 Mike Stump <mrs@apple.com>
5466 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5467 Analysis and Representation to resolve case insensitive conflict.
5468 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5470 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5472 * tree.h (struct tree_memory_tag): Add aliases member.
5473 (MTAG_ALIASES): New macro.
5474 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5475 (add_may_alias): Remove pointer-set. Update for may_aliases being
5477 (mark_aliases_call_clobbered): Update for may_aliases being a
5479 (compute_tag_properties): Ditto.
5480 (create_partition_for): Ditto.
5481 (compute_memory_partitions): Ditto.
5482 (dump_may_aliases_for): Ditto.
5483 (is_aliased_with): Ditto.
5484 (add_may_alias_for_new_tag): Ditto.
5485 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5486 (compute_is_aliased): New function.
5487 (compute_may_aliases): Call compute_is_aliased).
5488 (init_alias_info): Initialize alias_bitmap_obstack.
5489 (union_alias_set_into): New function.
5490 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5491 (have_common_aliases_p): Rewrite to take two bitmaps and use
5493 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5495 (finalize_ref_all_pointers): Update for add_may_alias changes.
5496 (new_type_alias): Ditto.
5497 * tree-flow-inline.h (may_aliases): Return a bitmap.
5498 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5499 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5500 may_aliases being a bitmap.
5501 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5502 may_aliases now returns a bitmap.
5503 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5505 * tree-ssa-operands.c (add_virtual_operand): Update for
5506 may_aliases being a bitmap.
5508 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5510 PR tree-optimization/30630
5511 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5512 variable as changed.
5514 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5517 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5518 expanded only once even if an error occurs.
5520 2007-01-29 Ben Elliston <bje@au.ibm.com>
5522 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
5523 (__gcov_average_profiler): Likewise.
5524 (__gcov_ior_profiler): Likewise.
5525 (__gcov_merge_ior): Likewise.
5527 2007-01-28 Jan Hubicka <jh@suse.cz>
5529 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
5530 * value-prof.c (stringop_block_profile): Likewise.
5532 2007-01-28 Jan Hubicka <jh@suse.cz>
5534 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
5535 variant handling histograms; add wrapper.
5536 (clear_storage_via_libcall): Export.
5537 (emit_block_move_hints): Break out from ...; add histograms.
5538 (emit_block_move): ... this one.
5539 (clear_storage_hints): Break out from ...; add histograms.
5540 (clear_storage): ... this one.
5541 (set_storage_via_memset): Handle histogram.
5542 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
5543 (clear_storage_hints, clear_storage_via_libcall): Declare.
5544 (set_storage_via_setmem): Update prototype.
5545 * doc/md.texi (movmem, setmem): Document new arguments.
5547 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
5549 (stringop_block_profile): New global function.
5550 (tree_stringops_values_to_profile): Profile block size and alignment.
5551 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
5553 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
5554 (stringop_block_profile): Declare.
5555 * builtins.c: Include value-prof.h.
5556 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
5557 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
5558 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
5559 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
5560 * profile.c (instrument_values): Add new counters.
5561 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
5563 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
5564 (tree_init_edge_profiler): Build new profilers.
5565 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
5566 (pass_tree_profile): Add dump.
5567 (tree_profile_hooks): Update.
5568 * Makefile.in (LIBGCOV): Add new constants.
5569 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
5570 __gcov_ior_profiler): New.
5571 * i386.md (movmem/setmem expanders): Add new optional arguments.
5573 2007-01-28 David Edelsohn <edelsohn@gnu.org>
5575 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
5577 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5579 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
5580 (tree_unswitch_single_loop): Pass eni_size_weights to
5581 tree_num_loop_insns.
5582 * tree-ssa-loop-manip.c: Include tree-inline.h.
5583 (can_unroll_loop_p): Pass eni_size_weights to
5584 tree_num_loop_insns.
5585 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
5586 Pass eni_size_weights to estimate_num_insns.
5587 * tree.h (init_inline_once): Export.
5588 * toplev.c (backend_init): Call init_inline_once.
5589 * cgraphunit.c (cgraph_process_new_functions,
5590 cgraph_analyze_function): Pass eni_inlining_weights to
5592 * ipa-inline.c (compute_inline_parameters): Ditto.
5593 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
5594 to estimate_num_insns.
5595 (try_unroll_loop_completely): Pass eni_size_weights to
5596 tree_num_loop_insns.
5597 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
5598 ot estimate_num_insns.
5599 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
5600 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
5601 * tree-inline.c (eni_inlining_weights, eni_size_weights,
5602 eni_time_weights): New variables.
5603 (init_inline_once): Initialize them.
5604 (struct eni_data): Mew.
5605 (estimate_num_insns_1, estimate_num_insns): Use weights.
5606 * tree-inline.h (struct eni_weights_d): New.
5607 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
5608 (estimate_num_insns): Declaration changed.
5609 * cfgloop.h (tree_num_loop_insns): Declaration changed.
5610 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
5611 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
5613 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
5615 * tree-data-ref.c (conflict_fn): Assert that the number of affine
5616 relations in the conflict function is valid.
5618 2007-01-27 Ian Lance Taylor <iant@google.com>
5620 * common.opt: Add fstrict-overflow.
5621 * opts.c (decode_options): Set flag_strict_overflow if -O2.
5622 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
5623 (TYPE_OVERFLOW_UNDEFINED): Define.
5624 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
5626 * tree.h (TYPE_TRAP_SIGNED): Don't define.
5627 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
5628 (fold_negate_expr): Likewise.
5629 (make_range): Likewise.
5630 (extract_muldiv_1): Likewise.
5631 (maybe_canonicalize_comparison): Likewise.
5632 (fold_comparison): Likewise.
5633 (fold_binary): Likewise.
5634 (tree_expr_nonnegative_p): Likewise.
5635 (tree_expr_nonzero_p): Likewise.
5636 * tree-vrp.c (compare_values): Likewise.
5637 (extract_range_from_binary_expr): Likewise.
5638 (extract_range_from_unary_expr): Likewise.
5639 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
5641 (nowrap_type_p): Likewise.
5642 * tree-scalar-evolution.c (simple_iv): Likewise.
5643 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
5644 (build_range_check): Likewise.
5645 (extract_muldiv_1): Likewise.
5646 (fold_comparison): Likewise.
5647 * tree-vrp.c (vrp_int_const_binop): Likewise.
5648 (extract_range_from_unary_expr): Likewise.
5649 * convert.c (convert_to_integer): Likewise.
5650 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
5651 (fold_comparison): Likewise.
5652 (fold_binary): Likewise.
5653 * optabs.c (optab_for_tree_code): Likewise.
5654 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
5655 * simplify-rtx.c (simplify_const_relational_operation): Check
5656 flag_strict_overflow and flag_trapv.
5657 (simplify_const_relational_operation): Likewise.
5658 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
5659 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
5662 2007-01-27 Roger Sayle <roger@eyesopen.com>
5664 * tree.c (tree_fold_gcd): Delete.
5665 * tree.h (tree_fold_gcd): Remove prototype.
5666 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
5667 test whether one constant integer is a multiple of another. Instead
5668 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
5669 * fold-const.c (multiple_of_p): We've determined both TOP and
5670 BOTTOM are integer constants so we can call int_const_binop directly
5671 instead of the more generic const_binop.
5673 2007-01-27 Roger Sayle <roger@eyesopen.com>
5675 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
5676 1*X check that the constant hasn't overflowed, to preserve the
5678 (round_up): Provide an efficient implementation when rouding-up an
5679 INTEGER_CST to a power-of-two.
5681 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5683 * doc/sourcebuild.texi: Add comma for clarity.
5684 * doc/extend.texi: Fix some typos.
5685 * doc/passes.texi: Likewise.
5686 * doc/cppinternals.texi: Likewise.
5687 * doc/c-tree.texi: Likewise.
5688 * doc/tree-ssa.texi: Likewise.
5689 * doc/install.texi: Likewise.
5691 2007-01-27 Jan Hubicka <jh@suse.cz>
5693 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
5694 (pass_sra): Do not require alias information.
5695 * passes.c (init_optimization_passes): Add SRA
5697 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
5699 * tracer.c (rest_of_handle_tracer): We already cleaned
5700 up the CFG in tracer() so don't do it here again.
5701 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
5702 cleanup_cfg here, either. And don't call renumber_insns.
5704 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
5705 and BB_HEAD are in the insn stream here. Instead make sure
5706 that BB_INSN is valid on all insns. Also, do check here that
5707 there are no pending branch predictions...
5708 (rtl_verify_flow_info): ...instead of doing it here. Checks
5709 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
5712 2007-01-26 Roger Sayle <roger@eyesopen.com>
5714 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
5715 function to simplify/factorize operand order canonicalization.
5716 (ix86_fixup_binary_operands): Reorganize using the above function.
5717 (ix86_binary_operator_ok): Likewise.
5719 2007-01-27 Jakub Jelinek <jakub@redhat.com>
5721 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
5722 file scope from optimize_attrs.
5723 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
5725 (optimize_attrs): Clear insn_code_values after freeing it.
5727 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5729 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
5730 a parts.base assignment.
5732 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
5734 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
5735 (compute_subscript_distance, initialize_data_dependence_relation,
5736 finalize_ddr_dependent, analyze_ziv_subscript,
5737 analyze_siv_subscript_cst_affine,
5738 compute_overlap_steps_for_affine_univar,
5739 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5740 analyze_siv_subscript, analyze_miv_subscript,
5741 analyze_overlapping_iterations, subscript_dependence_tester_1,
5742 compute_self_dependence, free_dependence_relation): Work
5743 with affine_fn instead of chrecs.
5744 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
5745 common_affine_function, affine_function_base,
5746 affine_function_constant_p, affine_fn_op, affine_fn_plus,
5747 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
5748 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
5749 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
5750 (all_chrecs_equal_p): Removed.
5751 * tree-data-ref.h (affine_fn, conflict_function): New types.
5752 (struct subscript): Change type of conflicting_iterations_in_a
5753 and conflicting_iterations_in_b.
5755 2007-01-26 Steve Ellcey <sje@cup.hp.com>
5758 * config/pa/pa.h (TARGET_HPUX_11): New.
5759 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
5760 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
5762 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
5763 Richard Guenther <rguenther@suse.de>
5765 * tree-ssa-structalias.c (solve_graph): Handle case
5766 we merged the variable to another.
5768 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
5773 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
5774 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
5776 2007-01-25 DJ Delorie <dj@redhat.com>
5778 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
5779 allow changes to modes which don't fit in those registers.
5781 * reload1.c (choose_reload_regs): Check for invalid subregs before
5782 computing their locations, not after.
5784 2007-01-25 Geoffrey Keating <geoffk@apple.com>
5787 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
5788 save Altivec registers in an eh_return function.
5789 (compute_vrsave_mask): Likewise.
5790 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
5791 for saving Altivec registers.
5792 (rs6000_emit_prologue): Don't allocate stack twice in
5793 eh_return function. Correct expected value of altivec_save_offset
5794 when using save_world. Describe save of R0 to stack when using
5795 save_world. Describe stack pointer adjustment when using
5796 save_world. Remove duplicated eh_return parameter register saving.
5797 Update sp_offset variable after save_world.
5798 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
5800 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
5801 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
5804 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5806 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
5808 2007-01-25 Steve Ellcey <sje@cup.hp.com>
5811 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
5812 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
5814 2007-01-25 Richard Guenther <rguenther@suse.de>
5816 * doc/invoke.texi (-Wcoverage-mismatch): Document.
5817 * common.opt (-Wcoverage-mismatch): New warning option.
5818 * coverage.c (get_coverage_counts): Ignore coverage mismatch
5819 if -Wcoverage-mismatch is given.
5821 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
5823 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
5824 (ipcp_driver): Change to static definition.
5825 Add dumping of the ifunctions.
5826 (constant_val_insert): Remove unused parameter. Support for SSA.
5827 (ipcp_propagate_const): Support for SSA.
5828 (ipcp_profile_bb_print): Print only analyzed nodes.
5829 (ipcp_replace_map_create): Remove support for Fortran constant
5831 * ipa-prop.c (ipa_method_modify_stmt,
5832 ipa_callsite_compute_param): Support for SSA.
5833 * ipa-prop.h (ipcp_driver): Remove declaration.
5834 (IS_VALID_TREE_MAP_INDEX): Add define.
5836 2007-01-24 Geoffrey Keating <geoffk@apple.com>
5838 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
5840 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5843 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
5844 constant argument to cabs and do it without checking for
5845 -funsafe-math-optimizations.
5847 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
5849 * c-common.h (RID_FIRST_CXX0X): New.
5850 (RID_LAST_CXX0X): New.
5851 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
5853 * c.opt (Wc++0x-compat): New.
5854 * doc/invoke.texi (-Wc++0x-compat): Document.
5856 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5858 * builtins.c (fold_builtin_carg): New.
5859 (fold_builtin_1): Use it.
5861 2007-01-24 Jan Hubicka <jh@suse.cz>
5863 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
5865 * ipa-inline.c (initial_insns, max_insns): Delete.
5866 (compute_max_insns): New function.
5867 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
5868 of insns as base for code growth.
5869 (cgraph_decide_inlining): Make initial_insns local; do not compute
5871 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
5872 * doc/invoke.texi (inline-unit-growth): Update docs.
5874 2007-01-24 Jakub Jelinek <jakub@redhat.com>
5876 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
5877 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
5878 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
5879 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
5880 for CPUs that have PTA_CX16 set.
5883 * gimplify.c (omp_check_private): New function.
5884 (gimplify_scan_omp_clauses): Use it for
5885 firstprivate/lastprivate/reduction.
5888 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
5889 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
5892 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
5893 If lower_lastprivate_clauses emits some statements, append them
5894 to dlist rather than body_p and to body_p append an initializer.
5895 (lower_omp_for): Adjust caller.
5897 2007-01-24 Steve Ellcey <sje@cup.hp.com>
5899 * target.h (globalize_decl_name): New.
5900 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5901 * output.h (default_globalize_decl_name): New.
5902 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
5904 (globalize_decl): Ditto.
5905 (default_globalize_decl_name): New.
5906 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
5907 (ia64_handle_version_id_attribute): New.
5908 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
5909 (ia64_asm_output_external): Use globalize_decl_name instead
5911 * doc/extend.texi (version_id): New pragma.
5912 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
5914 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5916 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
5917 _uleb128_t and _Unwind_SWord with _sleb128_t.
5918 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
5919 uw_frame_state_for, uw_update_context_1): Likewise.
5920 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
5921 * unwind-pe.h (read_uleb128, read_sleb128,
5922 read_encoded_value_with_base): Likewise.
5923 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
5925 2007-01-24 Richard Guenther <rguenther@suse.de>
5927 * builtins.c (expand_builtin_cexpi): Get the fndecl
5928 for cexp in the correct way.
5930 2007-01-24 Jan Hubicka <jh@suse.cz>
5932 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
5934 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5936 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
5937 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
5938 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
5939 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
5940 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
5941 __SIZEOF_PTRDIFF_T__.
5942 * doc/cpp.texi: Documentation for the new builtin macros added.
5944 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
5946 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
5947 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
5948 instead of operands[2] to avoid access past the end of array.
5950 2007-01-24 Richard Sandiford <richard@codesourcery.com>
5952 * reload1.c (emit_reload_insns): Pass the reload register
5953 for a non-spill output reload through forget_old_reloads_1.
5955 2007-01-23 Joseph Myers <joseph@codesourcery.com>
5957 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5958 _SOFT_DOUBLE if doubles use software floating-point.
5959 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
5960 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5961 * config/rs6000/darwin-ldouble.c: Also compile functions for
5962 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
5963 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
5964 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
5965 commented-out long double override.
5966 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
5967 * config/rs6000/eabispe.h: Likewise.
5968 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
5969 long double for non-SPE.
5970 (rs6000_handle_option): Likewise.
5971 (invalid_e500_subreg): Disallow more subregs involding DImode,
5972 DFmode, TImode or TFmode.
5973 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
5975 (legitimate_lo_sum_address_p): Also check for TFmode for E500
5977 (rs6000_legitimize_address): Also handle TFmode for E500 double.
5978 (rs6000_legitimize_reload_address): Also handle TFmode for E500
5980 (rs6000_legitimate_address): Also check for TFmode for E500
5982 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
5983 (spe_build_register_parallel): Handle TFmode and TCmode.
5984 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
5986 (function_arg): Handle TFmode and TCmode for E500 double.
5987 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
5989 (print_operand): Handle TFmode and TImode for %y.
5990 (rs6000_generate_compare): Handle TFmode comparisons for E500
5992 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
5993 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
5994 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
5995 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
5996 TFmode for E500 double.
5997 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
5998 (floatsidf2): Enable for E500 double.
5999 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6000 (extenddftf2): Change to extenddftf2_fprs.
6001 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6002 depending on TARGET_E500_DOUBLE.
6003 (extendsftf2): Enable for E500 double.
6004 (trunctfdf2): Enable for E500 double.
6005 (trunctfsf2): Change to trunctfsf2_fprs.
6006 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6007 depending on TARGET_E500_DOUBLE.
6008 (floatsitf2): Enable for E500 double.
6009 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6010 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6011 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6012 (negtf2): Change to negtf2_internal.
6013 (negtf2): New expander.
6014 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6015 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6016 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6017 (movdi_internal32): Use rs6000_nonimmediate_operand.
6018 (unnamed splitter): Likewise.
6019 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6020 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6021 (SPE64TF, DITI): New mode macros.
6022 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6025 (frob_<mode>_di_2): New.
6026 (frob_tf_di_8_2): New.
6027 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6029 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6031 (frob_ti_<mode>_8_2): New.
6032 (frob_ti_tf_2): New.
6033 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6034 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6036 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6037 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6038 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6039 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6040 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6041 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6044 2007-01-23 Ian Lance Taylor <iant@google.com>
6046 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6048 (OBJS-archive): Reformat, alphabetize.
6049 (OBJS): Change out_object_file to OBJS-md.
6051 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6053 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6054 JUMP_P and CALL_P predicates where applicable.
6055 * config/i386/i386.c: Ditto.
6056 * config/i386/i386.md: Ditto.
6057 * config/i386/mmx.md: Ditto.
6058 * config/i386/predicates.md: Ditto.
6060 2007-01-22 Andreas Schwab <schwab@suse.de>
6062 * config/m68k/m68k.h: Fix comment.
6064 2007-01-22 Jan Hubicka <jh@suse.cz>
6066 * passes.c (init_optimization_passes): Do not rerun
6067 pass_early_warn_uninitialized.
6069 2007-01-22 Richard Guenther <rguenther@suse.de>
6071 PR tree-optimization/30038
6072 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6074 (execute_cse_sincos_1): Likewise.
6075 (execute_cse_sincos): Likewise.
6076 (gate_cse_sincos): Likewise.
6077 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6078 the cexpi() canonicalization of sincos().
6079 * tree-pass.h (pass_cse_sincos): Declare.
6080 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6082 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6084 PR rtl-optimization/29329
6085 * combine.c (replaced_rhs_insn): Rename to i2mod.
6086 (replaced_rhs_value): Rename to i2mod_new_rhs.
6087 (i2mod_old_rhs): New global variable.
6088 (combine_instructions): Adjust for above change. Save a copy of
6089 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6090 note are substituted in the second instruction.
6091 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6092 ditch the note if it pertains to the second eliminated register
6093 and this register is mentioned in i2mod_old_rhs.
6096 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6098 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6099 the insn to which the note was originally attached.
6101 2007-01-21 Jan Hubicka <jh@suse.cz>
6103 * ipa-inline.c (inlining_mode): Comment, move up.
6104 (cgraph_decide_inlining_incrementally): Do not perform inlining
6105 itself; fix handling of flattening of self recursive functions.
6106 (cgraph_find_cycles): Remove.
6107 (cgraph_flatten_node): Remove.
6108 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6109 (try_inline): New function.
6110 (cgraph_early_inlining): Update call of
6111 cgraph_decide_inlining_incrementally. Apply inlining here.
6112 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6114 2007-01-21 Dirk Mueller <dmueller@suse.de>
6117 * tree-vrp.c (check_array_bounds): do not warn
6118 about ADDR_EXPR's of ARRAY_REF's which are immediately
6119 used in binary expressions.
6121 2007-01-21 Ira Rosen <irar@il.ibm.com>
6123 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6124 read_write_dep and macros for its access.
6125 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6126 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6127 argument, call vect_check_interleaving for every independent pair of
6128 data-refs. Mark loads that access the same memory location as a store
6130 (vect_check_dependences): Remove.
6131 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6132 call, fix the call to vect_analyze_data_ref_dependence.
6133 (vect_analyze_data_ref_access): For statements that access the same
6134 data-ref, check that they are not stores; for loads, check that there
6135 is no store that access the same location.
6137 2007-01-20 Roger Sayle <roger@eyesopen.com>
6138 Joseph Myers <joseph@codesourcery.com>
6140 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6141 (-fdump-rtl-stack): Likewise.
6142 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6143 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6144 (-mpt-fixed): Use @minus{} for minus sign.
6145 (Using Precompiled Headers): Fix under/overfull hbox.
6147 2007-01-20 Jan Hubicka <jh@suse.cz>
6149 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6150 place within annotation.
6152 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6154 * pa.c (output_move_double): Change array size of xoperands to 4.
6156 2007-01-20 Jan Hubicka <jh@suse.cz>
6158 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6161 2007-01-19 Ian Lance Taylor <iant@google.com>
6163 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6164 constant to unsigned HOST_WIDE_INT before negating.
6166 2007-01-19 Ian Lance Taylor <iant@google.com>
6168 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6170 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6171 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6172 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6173 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6174 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6175 (realloc_vdef, realloc_vuse): Change second parameter to
6177 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6179 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6180 unsigned. Change x and lim locals to unsigned.
6181 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6183 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6184 (copy_virtual_operands): Change i and n locals to unsigned.
6186 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6189 * builtins.c (fold_builtin_1): Handle builtin fdim.
6191 2007-01-20 Jan Hubicka <jh@suse.cz>
6193 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6194 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6195 init_alias_heapvars.
6196 (init_alias_heapvars): Initialize only when not already initialized.
6197 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6199 2007-01-19 Roger Sayle <roger@eyesopen.com>
6201 * common.opt (fsigned-zeros): New command line option.
6202 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6203 of flag_unsafe_math_optimizations.
6204 * opts.c (set_fast_math_flags): The -ffast-math command line option
6205 implies -fno-signed-zeros.
6206 (fast_math_flags_set_p): Likewise.
6208 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6209 the documentation of -ffast-math appropriately. Wrap long lines.
6211 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6213 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6214 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6216 2007-01-19 Tomas Bily <tbily@suse.cz>
6218 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6220 (tree_init_ic_make_global_vars): New function
6221 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6222 (tree_gen_ic_profiler): New function
6223 (tree_gen_ic_func_profiler): New function
6224 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6225 (tree_profile_hooks): Added hook for indirec/virtual calls
6226 * value-prof.c (tree_find_values_to_profile): New case for
6228 (tree_values_to_profile): Call for determining indirect/virtual
6230 (tree_indirect_call_to_profile): New function
6231 (tree_ic_transform): New function
6232 (tree_ic): New function
6233 (find_func_by_pid): New function
6234 (init_pid_map): New function
6235 (tree_value_profile_transformations): Added check for
6236 indirect/virtual call transformation
6237 * value-prof.h (enum hist_type): New counter type for
6238 indirect/virtual calls
6239 (profile_hooks): Added new hook for profiling indirect/virtual
6241 * profile.c (instrument_values): New case for indirect/virtual
6243 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6244 (GCOV_COUNTER_V_INDIR): New counter type
6245 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6246 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6248 * cgraph.c: Definition of cgraph_max_pid
6249 (cgraph_create_node): Default init of pid attribute
6250 * cgraph.h: Declaration of cgraph_max_pid
6251 (struct cgraph_node): Added pid attribute
6252 * libgcov.c (__gcov_indirect_call_profiler): New function
6253 (__gcov_one_value_profiler_body): New function
6254 (__gcov_one_value_profiler): Body was moved to
6255 __gcov_one_value_profiler_body and calls it
6257 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6259 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6260 * gengtype.c (write_types_data, write_func_for_structure,
6261 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6262 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6263 (walk_type, write_func_for_structure): Generate the mark_hook if
6266 2007-01-19 Jan Hubicka <jh@suse.cz>
6268 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6269 'early' argument take inlining mode argument specifying whether to
6270 inline for size/speeed or all functions; add support for flattening;
6272 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6274 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6277 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6278 the name of the declared identifier.
6280 2007-01-19 Dirk Mueller <dmueller@suse.de>
6282 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6283 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6284 duplicate evaluation.
6286 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6288 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6289 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6290 to XFMode, use acosxf2 and truncate result to requested mode.
6291 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6292 (asin<mode>2): Similarly, with asin expanders.
6293 (*fscalexf4_i387): Rename from *fscalexf4.
6294 (expNcorexf3): New expander.
6295 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6296 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6297 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6298 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6299 patterns for SSE math.
6300 (exp10<mode>2): Similarly, with exp10 expanders.
6301 (exp2<mode>2): Similarly, with exp2 expanders.
6302 (expm1<mode>2): Similarly, with expm1 expanders.
6303 (ldexp<mode>3): Similarly, with ldexp expanders.
6304 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6305 Use gen_truncxf<mode>2_i387_noop to truncate result.
6307 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6309 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6310 for ColdFire targets.
6312 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6313 Richard Sandiford <richard@codesourcery.com>
6315 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6316 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6317 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6318 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6319 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6320 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6322 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6324 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6325 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6326 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6327 (*adddi_dilshr32_cf): New pattern.
6328 (adddi3, subdi3): Remove first alternatives.
6330 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6332 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6333 implemented using move.l, do not use its cc result for floating-point
6336 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6338 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6339 from accepting 's' constraints if flag_pic.
6341 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6343 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6344 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6345 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6346 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6348 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6350 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6351 ColdFire alternatives.
6352 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6353 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6354 architectures that support ff1 instruction.
6356 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6357 Julian Brown <julian@codesourcery.com>
6359 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6360 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6361 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6364 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6366 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6368 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6369 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6370 HOST_WIDE_INT instead of an rtx.
6371 (m68k_rtx_costs): Update call accordingly.
6372 (output_move_const_into_data_reg): Likewise. Fix formatting.
6373 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6375 (output_move_simode_const): Update calls after above changes.
6376 Rework to use automatic variables and predicates like MEM_P.
6377 * config/m68k/m68k.md (pushexthisi_const): Update call to
6380 2007-01-19 Dirk Mueller <dmueller@suse.de>
6382 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6385 2007-01-19 Richard Guenther <rguenther@suse.de>
6387 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6388 via cexp in case sincos is not available.
6390 2007-01-19 Richard Guenther <rguenther@suse.de>
6392 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6393 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6394 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6395 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6396 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6397 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6398 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6399 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6401 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6403 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6405 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6406 (atan2xf3): Directly generate RTL pattern.
6407 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6408 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6409 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6410 disable patterns for SSE math.
6411 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6412 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6413 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6414 disable patterns for SSE math.
6416 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6418 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6420 2007-01-18 Roger Sayle <roger@eyesopen.com>
6422 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6423 VIEW_CONVERT_EXPR to the same type as it's operand.
6425 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6427 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6428 configured for long double 128.
6430 2007-01-18 Mike Stump <mrs@apple.com>
6432 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6435 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6437 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6440 2007-01-18 Jan Hubicka <jh@suse.cz>
6442 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6443 greater than NUM_VOP_FREE_BUCKETS.
6445 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6447 * tree-ssa-structalias.c: Update comments.
6448 (ptabitmap_obstack): Removed.
6450 (oldpta_obstack): Ditto.
6451 (stats): Add a few members.
6452 (struct variable_info): Remove node, complex, address_taken, and
6453 indirect_target members. Add oldsolution member.
6454 (new_var_info): Do not initialize removed members.
6455 (constraint_expr_type): Remove INCLUDES.
6456 (constraint_graph): Add size, implicit_preds, rep,
6457 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6458 (FIRST_REF_NODE): New macro.
6459 (LAST_REF_NODE): Ditto.
6460 (FIRST_ADDR_NODE): Ditto.
6461 (find): New function.
6463 (dump_constraint): Do not handle INCLUDES.
6464 (insert_into_complex): Do not insert duplicate constraints.
6465 (condense_varmap_nodes): Renamed and rewritten into ...
6466 (merge_node_constraints): This. Also fix bug in handling of
6467 offseted copy constraints.
6468 (clear_edges_for_node): No longer need to deal with preds at all,
6469 or removing associated preds/succs.
6470 (merge_graph_nodes): Deal with indirect_cycles.
6471 Don't deal with predecessors.
6472 (add_implicit_graph_edge): New function.
6473 (add_pred_graph_edge): Ditto.
6474 (add_graph_edge): Don't deal with predecessors.
6475 (build_constraint_graph): Removed.
6476 (build_pred_graph): New function.
6477 (build_succ_graph): Ditto.
6478 (struct scc_info): Removed in_component. Added roots, dfs, and
6479 node_mapping. Remove visited_index, unification_queue.
6480 (scc_visit): Deal with union-find we do now.
6481 Deal with cycles with REF nodes.
6482 (collapse_nodes): Renamed and rewritten to ...
6483 (unify_nodes): This.
6484 (process_unification_queue): Removed.
6485 (topo_visit): Cleanup
6486 (do_da_constraint): Use find.
6487 (do_sd_constraint): Ditto.
6488 (do_ds_constraint): Ditto.
6489 (do_complex_constraint): Ditto.
6490 (init_scc_info): Update for removed and added members.
6491 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6492 (find_indirect_cycles): This.
6493 (equivalence_class): New variable.
6494 (label_visit): New function.
6495 (perform_variable_substitution): Rewritten.
6496 (free_var_substitution_info): New function.
6497 (find_equivalent_node): Ditto.
6498 (move_complex_constraints): Ditto.
6499 (eliminate_indirect_cycles): Ditto.
6500 (solve_graph): Only propagate changed bits.
6501 Use indirect cycle elimination.
6503 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6504 (tree_id_eq): Renamed to ...
6505 (tree_vi_eq): This. Update for member change
6506 (insert_id_for_tree): Renamed and rewritten to ...
6507 (insert_vi_for_tree): This.
6508 (lookup_id_for_tree): Renamed and rewritten to ...
6509 (lookup_vi_for_tree): This.
6510 (get_id_for_tree): Renamed and rewritten to ...
6511 (get_vi_for_tree): Ditto.
6512 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6513 (process_constraint): Don't handle INCLUDES.
6514 Remove special ADDRESSOF case.
6515 (find_func_aliases): Rewrite to use vi functions instead of id
6517 (create_function_info_for): Ditto.
6518 (create_variable_info_for): Ditto.
6519 (intra_create_variable_infos): Ditto.
6520 (merge_smts_into): Ditto.
6521 (find_what_p_points_to): Ditto.
6522 (init_base_vars): Ditto.
6523 (init_alias_vars): Ditto.
6524 (remove_preds_and_fake_succs): New function.
6525 (dump_sa_points_to_info): Dump new stats.
6526 (dump_solution_for_var): Use find.
6527 (set_used_smts): Fix formatting.
6528 (compute_points_to_sets): Updated for new functions.
6529 (ipa_pta_execute): Ditto.
6531 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6532 Richard Sandiford <richard@codesourcery.com>
6534 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
6536 * calls.c (expand_call): If the return value is a PARALLEL,
6537 extract its first member.
6538 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
6539 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6540 use FUNCTION_EXTRA_EPILOGUE.
6541 (m68k_function_value): Return a PARALLEL if the return value
6542 is of a pointer type.
6543 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
6544 (FUNCTION_EXTRA_EPILOGUE): Remove.
6545 * config/m68k/m68k.md (D0_REG): New constant.
6547 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6549 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
6550 output a NOP for empty epilogues.
6552 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6554 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
6555 before function. Extend register save check to include all
6556 registers, not just integer ones.
6558 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6560 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
6561 (m68k_use_return_insn): ...this.
6562 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
6563 * config/m68k/m68k.c (use_return_insn): Rename to...
6564 (m68k_use_return_insn): ...this.
6565 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
6568 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6570 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
6571 nearest even, fix denormal rounding overflow.
6573 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6575 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
6576 f%$smove and f%$move.
6577 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
6578 (extendsfdf2_cf): Use fdmove instead of f%&move.
6579 (truncdfsf2_cf): Use fsmove instead of f%$smove.
6580 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
6582 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6584 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
6587 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6589 * real.h (real_format): Add a canonical_nan_lsbs_set field.
6590 (coldfire_single_format): Declare.
6591 (coldfire_double_format): Likewise.
6592 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
6593 of qnan_msb_set to determine the lower bits of a canonical
6595 (encode_ieee_double): Likewise.
6596 (encode_ieee_quad): Likewise.
6597 (ieee_single_format): Initialize canonical_nan_lsbs_set.
6598 (mips_single_format): Likewise.
6599 (ieee_double_format): Likewise.
6600 (mips_double_format): Likewise.
6601 (ieee_extended_motorola_format): Likewise.
6602 (ieee_extended_intel_96_format): Likewise.
6603 (ieee_extended_intel_128_format): Likewise.
6604 (ieee_extended_intel_96_round_53_format): Likewise.
6605 (ibm_extended_format): Likewise.
6606 (mips_extended_format): Likewise.
6607 (ieee_quad_format): Likewise.
6608 (mips_quad_format): Likewise.
6609 (vax_f_format): Likewise.
6610 (vax_d_format): Likewise.
6611 (vax_g_format): Likewise.
6612 (i370_single_format): Likewise.
6613 (i370_double_format): Likewise.
6614 (decimal_single_format): Likewise.
6615 (decimal_double_format): Likewise.
6616 (decimal_quad_format): Likewise.
6617 (c4x_single_format): Likewise.
6618 (c4x_extended_format): Likewise.
6619 (real_internal_format): Likewise.
6620 (coldfire_single_format): New real_format.
6621 (coldfire_double_format): Likewise.
6622 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
6623 canonical_nan_lsbs_set.
6624 (pdp11_d_format): Likewise.
6625 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
6626 if TARGET_COLDFIRE_CPU.
6628 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6630 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
6631 (output_call, m68k_legitimize_call_address): Declare.
6632 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
6633 parenthesees. Add support for a 'W' constraint.
6634 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
6635 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
6636 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
6637 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
6639 (override_options): Initialize them. Do not set flag_no_function_cse
6640 for TARGET_ID_SHARED_LIBRARY.
6641 (m68k_output_pic_call): Delete.
6642 (m68k_legitimize_call_address): New function.
6643 (print_operand): Remove the %o prefix. Handle the %p prefix.
6644 (output_call): New function.
6645 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
6646 target address from the GOT if symbolic jumps are not allowed.
6647 * config/m68k/m68k.md (call, general_operand): Do not set
6648 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
6649 Merge separate flag_pic and !flag_pic define_insns into...
6650 (*call, *call_value): ...these new patterns. Match the address
6651 rather than the containing MEM and require it to be a call_operand.
6652 Use output_call to generate the asm template.
6653 * config/m68k/predicates.md (const_call_operand): New predicate.
6654 (call_operand): Likewise.
6656 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6658 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
6659 (STACK_GROWS_DOWNWARD): Define to 1.
6660 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
6661 comments, emphasizing that these values are only defaults.
6662 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
6663 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
6665 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6667 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
6669 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
6670 Richard Sandiford <richard@codesourcery.com>
6672 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
6673 (FP_REGNO_P): New macros.
6674 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
6675 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
6676 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
6677 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
6679 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6681 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6682 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
6684 * config/m68k/t-floatlib: New file, extracting common code from...
6685 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
6686 * config/m68k/t-uclinux: Here.
6687 * config/m68k/fpgnulib.c: Do not compile extendeed precision
6688 routines on ColdFire targets.
6690 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
6692 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6693 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
6694 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
6695 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
6696 explicitly set MOTOROLA to 1.
6697 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
6699 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6700 Nathan Sidwell <nathan@codesourcery.com>
6702 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
6703 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
6704 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
6705 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
6706 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
6707 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
6708 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
6709 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
6710 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
6711 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6712 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
6713 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
6714 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
6715 (DBX_REGISTER_NUMBER): Delete.
6716 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
6717 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
6718 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
6720 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6722 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
6723 * config/flat.h: New file.
6724 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
6726 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
6727 indirect references for -msep-data or -mid-shared-library.
6728 Do not use PC-relative code addresses either.
6729 * config/m68k/m68k.c (override_options): Restrict -fPIC error
6731 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
6732 for shared libraries and crt1.o for executables. Use crti.o and
6734 (ENDFILE_SPEC): Use crtend.o and crtn.o.
6735 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
6736 Do not add -elf2flt or -shared-lib-id options here.
6737 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
6738 Pass -shared-lib-id if -mid-shared-library, taking the library
6739 identifier from -mshared-library-id if given, otherwise
6741 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
6742 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
6743 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
6744 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
6745 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
6746 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
6748 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
6749 jump sequence for ISA A and ISA A+.
6750 (PICJUMP): Likewise.
6752 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6754 * config.gcc (m68k-*-uclinux*): Base the port on the common
6755 and m68k GNU/Linux files rather than on the generic ELF ones.
6756 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6757 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6759 2007-01-18 Julian Brown <julian@codesourcery.com>
6760 Richard Sandiford <richard@codesourcery.com>
6762 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
6763 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6764 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
6766 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
6768 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
6770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
6772 * doc/install.texi: Document m68k-uclinuxoldabi.
6773 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
6774 * config/m68k/uclinux-oldabi.h: New file, copied from
6775 config/m68k/uclinux.h.
6777 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6779 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
6780 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
6781 (m32r_compute_frame_size): Use unsigned for regno.
6782 (m32r_reload_lr): Use gen_frame_mem.
6784 (m32r_output_function_epilogue): Don't output the function epilogue
6786 (m32r_expand_epilogue): New.
6787 (direct_return): Return false if the function has the interrupt
6789 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
6790 * config/m32r/m32r.md (epilogue): New expander.
6791 (return_lr, return_rte): New insns.
6792 (return): Make it expander.
6793 (return_normal): New expander.
6795 2007-01-18 Josh Conner <jconner@apple.com>
6798 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
6799 support for UNLE, UNLT, UNGE, and UNGT.
6801 2007-01-18 Jan Hubicka <jh@suse.cz>
6803 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
6804 * tree-tailcall (add_virtual_phis): Likewise.
6805 (optimize_tail_call): Return TODOs.
6806 (execute_tail_calls): Return TODOs.
6807 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
6808 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
6810 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
6811 Cleanup cfg using TODO.
6812 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
6813 * passes.c (execute_function_todo): When cleanup did something, remove
6815 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
6816 (make_edges): Don't cleanup_cfg.
6818 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
6820 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
6821 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
6822 operate on the top of stack.
6823 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
6824 register handling of instructions that output to the second
6826 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
6827 (move_for_stack_reg): Special-case check for dead destination
6828 stack slot for constant load of 1.0 inside UNSPEC_TAN.
6830 * config/i386/i386.md (UNSPEC_TAN): New constant.
6831 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
6832 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
6833 to correctly model move of constant 1.0 to top stack slot.
6834 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
6835 (unnamed peephole2 pattern): Remove corresponding peephole2
6836 pattern that optimizes tan insn and loading of constant 1.0.
6837 (tanxf2): Use fptanxf4_i387.
6838 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
6839 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
6840 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6841 disable patterns for SSE math.
6842 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
6843 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
6845 2007-01-18 Dirk Mueller <dmueller@suse.de>
6846 Richard Guenther <rguenther@suse.de>
6849 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
6850 * common.opt (Warray-bounds): Add new warning option.
6851 * c-opts.c (c_common_handle_option): Define -Warray-bounds
6853 * Makefile.in: make tree-vrp.o depend on toplev.h
6854 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
6856 (check_array_refs, check_array_bounds, check_array_ref): New.
6858 2007-01-18 Jan Hubicka <jh@suse.cz>
6860 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
6861 (execute_ssa_ccp): Return flags conditionally.
6862 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
6864 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
6866 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
6868 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
6869 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
6871 * Makefile.c (GTFILES): Add cfglayout.h.
6872 * gengtype.c (open_base_files): Likewise.
6873 * cfglayout.c (cfg_layout_function_footer,
6874 cfg_layout_function_header) Reindent to make gengtype happy.
6875 * cfglayout.h (cfg_layout_function_footer,
6876 cfg_layout_function_header): Add GTY(()) marker.
6878 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
6880 2007-01-18 Ben Elliston <bje@au.ibm.com>
6882 * genautomata.c (write_automata): Include xstrerror output in the
6883 error message if writing the DFA description file fails.
6885 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/mips/mips-protos.h (mips_output_external): Make it
6889 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
6890 * config/mips/mips.c (irix_output_external_libcall): Likewise.
6891 (extern_list): Likewise.
6892 (extern_head): Likewise.
6893 (TARGET_ASM_FILE_END): Likewise.
6894 (mips_file_end): Likewise.
6895 (mips_output_external): Rewritten.
6897 2007-01-18 Ben Elliston <bje@au.ibm.com>
6899 * genpreds.c (write_insn_preds_c): Only write out the function
6900 body for regclass_for_constraint if we have register constraints.
6902 2007-01-17 Tom Tromey <tromey@redhat.com>
6904 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
6905 * doc/install.texi (Testing): Use sourceware.org.
6906 (Binaries): Likewise.
6907 (Specific): Likewise.
6908 * doc/contrib.texi (Contributors): Use sourceware.org.
6910 2007-01-17 Anatoly Sokolov <aesok@post.ru>
6912 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
6913 (AVR_ENHANCED): Rename to ...
6914 (AVR_HAVE_MUL): ... new.
6915 (avr_enhanced_p): Rename to ...
6916 (avr_have_mul_p): ... new.
6917 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
6918 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
6919 * config/avr/avr.c (avr_enhanced_p): Rename to ...
6920 (avr_have_mul_p): ... new.
6921 (base_arch_s): Rename 'enhanced' to 'have_mul'.
6922 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
6923 'avr_enhanced_p' and 'enhanced'.
6924 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
6925 AVR_HAVE_MUL instead of AVR_ENHANCED.
6926 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6927 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
6928 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
6929 instead of AVR_ENHANCED.
6930 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
6931 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
6932 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
6934 2007-01-17 Ian Lance Taylor <iant@google.com>
6936 * vec.h (VEC_reserve_exact): Define.
6937 (vec_gc_p_reserve_exact): Declare.
6938 (vec_gc_o_reserve_exact): Declare.
6939 (vec_heap_p_reserve_exact): Declare.
6940 (vec_heap_o_reserve_exact): Declare.
6941 (VEC_OP (T,A,reserve_exact)): New static inline function, three
6943 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
6945 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
6946 (VEC_OP (T,A,copy)) [all versions]: Likewise.
6947 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
6948 * vec.c (calculate_allocation): Add exact parameter. Change all
6950 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
6951 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
6952 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
6953 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
6954 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
6955 (vec_heap_p_reserve_exact): New function.
6956 (vec_heap_o_reserve_exact): New function.
6958 2007-01-17 Jan Hubicka <jh@suse.cz>
6960 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
6962 2007-01-17 Eric Christopher <echristo@apple.com>
6964 * config.gcc: Support core2 processor.
6966 2007-01-16 Jan Hubicka <jh@suse.cz>
6968 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
6969 the names, just unlink the chain so we don't crash on dangling pointers
6972 2007-01-16 Jan Hubicka <jh@suse.cz>
6974 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
6975 * tree-pass.h: Reorder to make IPA passes appear toegher.
6976 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
6977 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
6978 parameters, do not call early inliner.
6979 * ipa-inline.c: Update comments. Include tree-flow.h
6980 (cgraph_decide_inlining): Do not compute inlining parameters.
6981 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
6982 be called with function context set up.
6983 (pass_ipa_inline): Remove unreachable functions before pass.
6984 (cgraph_early_inlining): Simplify assuming to be called from the
6986 (pass_early_inline): New pass.
6987 (cgraph_gate_ipa_early_inlining): New gate.
6988 (pass_ipa_early_inline): Turn into simple wrapper.
6989 (compute_inline_parameters): New function.
6990 (gate_inline_passes): New gate.
6991 (pass_inline_parameters): New pass.
6992 (apply_inline): Move here from tree-optimize.c
6993 (pass_apply_inline): New pass.
6994 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
6996 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
6998 (tree_function_versioning): Do not allocate dummy struct function.
6999 * tree-inline.h (optimize_inline_calls): Update prototype.
7000 * tree-optimize.c (execute_fixup_cfg): Export.
7001 (pass_fixup_cfg): Remove
7002 (tree_rest_of_compilation): Do not apply inlines.
7003 * tree-flow.h (execute_fixup_cfg): Declare.
7004 * Makefile.in (gt-passes.c): New.
7005 * passes.c: Include gt-passes.h
7006 (init_optimization_passes): New passes.
7007 (nnodes, order): New static vars.
7008 (do_per_function_toporder): New function.
7009 (execute_one_pass): Dump current pass here.
7010 (execute_ipa_pass_list): Don't dump current pass here.
7012 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7014 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7015 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7017 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7019 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7020 (strong_alias): Define.
7021 (__gcc_qmul): Provide non-FMA for soft-float.
7027 (__gcc_qunord): New.
7037 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7038 soft-float functions.
7039 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7040 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7041 about long double soft float.
7043 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7044 Tehila Meyzels <tehila@il.ibm.com>
7046 * tree-vectorizer.h (is_pattern_stmt_p): New.
7047 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7048 formatting (tabs instead of spaces). Cleanup and clarify setting
7049 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7050 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7051 (vectorizable_type_demotion): Check that types are integral.
7052 (vectorizable_type_promotion): Likewise.
7053 (vectorizable_store): Fix typo. Eliminate new-line at end of
7056 2007-01-16 Jan Hubicka <jh@suse.cz>
7058 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7061 2007-01-15 Eric Christopher <echristo@apple.com>
7063 * ifcvt.c: Include vec.h, vecprim.h.
7064 (check_cond_move_block): New argument regs.
7065 Reorganize. Add registers used to regs.
7066 (cond_move_process_if_block): Use regs set above as
7069 2007-01-15 Eric Christopher <echristo@apple.com>
7071 * config/darwin.h: Update copyright.
7072 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7073 (LINK_COMMAND_SPEC): Add -u.
7074 (LINK_SPEC): Fix umbrella for above.
7076 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7078 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7081 2007-01-15 Tom Tromey <tromey@redhat.com>
7083 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7084 * doc/install.texi (Testing): Don't mention jacks.
7085 (Configuration): Document --enable-java-maintainer-mode. Move
7086 --with-java-home to libgcj-specific section. Document
7088 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7090 2007-01-15 Jan Hubicka <jh@suse.cz>
7092 * tree-ssa-dce.c (DCE_TODOs): New.
7093 (propagate_necessity): Return if something changed.
7094 (eliminate_unnecessary_stmts): Likewise.
7095 (perform_tree_ssa_dce): Return TODO flags when needed.
7096 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7098 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7100 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7101 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7102 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7103 patterns using X87MODEF12 mode macro. Extend operand 1
7104 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7105 (log10<mode>2): Ditto.
7106 (log2<mode>2): Ditto.
7107 (log1p<mode>2): Ditto.
7108 (logb<mode>2): Ditto.
7109 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7110 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7111 (*fxtractxf3_i387): Rename from *fxtractxf3.
7112 (fxtract_extend<mode>xf3_i387): New insn pattern.
7113 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7114 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7115 and gen_fyl2xxf3_i387().
7117 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7119 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7120 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7121 get_loop_exit_edges. Changed return type to bool.
7122 * cfgloop.h (fix_loop_placement): Declaration removed.
7124 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7126 * param.h (MIN_VECT_LOOP_BOUND): New.
7127 * params.def (MIN_VECT_LOOP_BOUND): New.
7128 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7129 argument - minimum threshold for number of iterations.
7130 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7131 argument to declaration.
7132 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7133 MIN_VECT_LOOP_BOUND.
7134 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7135 slpeel_tree_peel_loop_to_edge with additional argument.
7136 (vect_do_peeling_for_alignment): Likewise.
7137 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7139 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7142 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7145 2007-01-14 Jan Hubicka <jh@suse.cz>
7147 * tree-dfa.c (remove_referenced_var): New function.
7148 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7149 prune referenced vars list too.
7150 * tree-flow.h (remove_referenced_var): Declare.
7152 2007-01-14 Jan Hubicka <jh@suse.cz>
7154 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7156 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7157 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7158 * except.h (verify_eh_throw_table_statements): Kill prototype.
7159 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7160 into call exrepssions.
7161 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7163 * tree-cfg.c: Include pointer-set.h.
7164 (verify_node_sharing): Work on pointer set.
7165 (verify_eh_throw_stmt_node): New.
7166 (verify_stmts): Use pointers sets, verify throw_stmt.
7168 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7170 * ipa-reference.c (analyze_function): Consider also addresses taken
7173 2007-01-12 Roger Sayle <roger@eyesopen.com>
7175 * c-typeck.c (null_pointer_constant_p): Replace use of
7176 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7177 (build_c_cast): Likewise.
7179 2007-01-12 Roger Sayle <roger@eyesopen.com>
7181 * tree.h (force_fit_type_double): Remove unused final argument.
7182 * c-common.c (constant_expression_warning): Replace use of
7183 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7184 (convert_and_check): Likewise.
7185 (shorten_compare): Update call to force_fit_type_double.
7186 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7187 * convert.c (convert_to_pointer): Update call to
7188 force_fit_type_double.
7189 * fold-const.c (force_fit_type_double): Remove overflowed_const
7191 (int_const_binop, fold_convert_const_int_from_int,
7192 fold_convert_const_int_from_real, fold_div_compare,
7193 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7194 fold_abs_const, fold_not_const): Remove the final argument from
7195 calls to force_fit_type_double.
7197 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7199 * configure.ac: Set insn to "nop" for spu-*-* also.
7200 * configure: Regenerate.
7202 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7204 * builtins.def : Add BUILT_IN_FREE.
7206 2007-01-12 Jan Hubicka <jh@suse.cz>
7208 PR tree-optimization/30443
7209 * tree-inline.c (tree_function_versioning): Do not optimize when
7210 cloning for inlining.
7212 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7214 * doc/loop.texi: Document recording of loop exits.
7215 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7216 (update_single_exits_after_duplication,
7217 update_single_exit_for_duplicated_loop,
7218 update_single_exit_for_duplicated_loops): Removed.
7219 (duplicate_loop_to_header_edge): Do not call
7220 update_single_exits_after_duplication and
7221 update_single_exit_for_duplicated_loops.
7222 (loop_version): Do not update single_exit information.
7223 (fix_loop_structure): Use record_loop_exits instead of
7224 mark_single_exit_loops.
7225 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7226 the lists of loop exits.
7227 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7228 split_edge, merge_blocks): Update the lists of loop exits.
7229 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7230 loop_optimizer_init.
7231 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7232 of mark_single_exit_loops.
7233 (loop_optimizer_finalize): Call release_recorded_exits.
7234 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7235 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7236 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7237 update single exit information.
7238 * lambda-code.c (perfect_nestify): Ditto.
7239 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7240 (mark_single_exit_loops): Removed.
7241 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7242 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7243 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7245 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7246 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7247 (verify_loop_structure): Verify consistency of the exit lists.
7248 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7249 (set_single_exit): Removed.
7250 * cfgloop.h (struct loop_exit): New function.
7251 (struct loop): single_exit_ field replaced by exits field.
7252 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7253 (struct loops): Added exits hash.
7254 (mark_single_exit_loops, set_single_exit): Declaration removed.
7255 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7257 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7259 * doc/invoke.texi: Avoid use of @headitem.
7261 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7263 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7267 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7270 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7271 Richard Sandiford <richard@codesourcery.com>
7273 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7274 * config/m68k/m68k.opt: Resort options.
7275 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7277 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7278 Richard Sandiford <richard@codesourcery.com>
7280 * doc/invoke.texi: Document the macros that are defined by
7281 m68k's -mtune and -mhard-float options.
7282 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7283 (m68k_cpp_cpu_family): Likewise.
7284 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7285 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7286 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7287 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7288 (m68k_cpp_cpu_family): Likewise.
7290 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7292 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7293 macros besides mc68000 as tuning macros. Use a switch statement
7294 to set them and mcpu32.
7296 2007-01-12 Julian Brown <julian@codesourcery.com>
7298 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7299 (TARGET_68040_ONLY): Rename to...
7300 (TARGET_68040): ...this.
7301 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7302 * config/m68k/m68k.md: Likewise.
7304 2007-01-12 Julian Brown <julian@codesourcery.com>
7305 Nathan Sidwell <nathan@codesourcery.com>
7306 Richard Sandiford <richard@codesourcery.com>
7308 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7309 the -mcpu= argument associated with the --with-cpu setting.
7310 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7311 if different from the one implied by the -mcpu setting.
7312 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7313 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7314 * doc/invoke.texi: Mention ColdFire in the introduction to the
7315 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7316 -mno-div and -mhard-float options. Make -m68881 a synonym for
7317 -mhard-float. Document the previously-undocumented -m5206e,
7318 -m528x, -m5307 and -m5407 options. Tweak the existing option
7319 documentation for consistency.
7320 * doc/install.texi: Mention new --with-cpu arguments.
7321 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7322 default CPU if neither -mcpu nor -march are specified.
7323 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7324 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7325 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7326 using m68k_tune to decide between families that implement the
7327 same ISA. Use m68k_tune to set __mcfv4e__.
7328 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7329 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7330 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7331 (FL_ISA_C, FL_ISA_MMU): New macros.
7332 (MASK_COLDFIRE): Delete.
7333 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7334 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7335 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7336 (TARGET_HARD_FLOAT): Do not define here.
7337 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7338 (TUNE_68000): New macro.
7339 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7340 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7341 (TUNE_CFV2): Redefine in terms of m68k_tune.
7342 (uarch_type, target_device, fpu_type): New enums.
7343 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7344 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7345 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7346 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7347 (FL_FOR_isa_c): New macros.
7348 (m68k_isa): New enum.
7349 (m68k_target_selection): New structure.
7350 (all_devices, all_isas, all_microarchs): New tables.
7351 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7352 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7353 (MASK_ALL_CPU_BITS): Delete.
7354 (m68k_find_selection): New function.
7355 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7356 Map the legacy target options to a combination of the new ones.
7357 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7358 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7359 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7361 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7362 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7364 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7365 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7366 * config/m68k/m68k-devices.def: New file.
7368 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7369 Nathan Sidwell <nathan@codesourcery.com>
7371 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7372 (SUBTARGET_EXTRA_SPECS): New macros.
7373 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7374 use %(asm_cpu_spec) instead.
7375 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7376 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7377 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7378 (EXTRA_SPECS): Rename to...
7379 (SUBTARGET_EXTRA_SPECS): ...this.
7381 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7382 Richard Sandiford <richard@codesourcery.com>
7383 Julian Brown <julian@codesourcery.com>
7385 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7386 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7387 to the configuration's default CPU.
7388 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7389 Remove default masks.
7390 (m680[012]0-*-*): Set the default with_cpu to the first part of
7392 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7393 (m68k*-*-linux): Extend the --with-cpu handling to...
7394 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7395 and m68010. Don't set target_cpu_default2.
7396 * doc/install.texi: Document --with-cpu for m68k.
7397 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7398 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7399 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7400 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7401 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7402 (ASM_SPEC): Remove use of %(asm_cpu_default).
7403 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7404 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7405 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7406 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7407 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7408 (TARGET_DEFAULT): Delete.
7409 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7410 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7411 (CPP_CPU_SPEC): Delete.
7412 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7413 the appropriate string.
7414 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7415 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7416 (ASM_SPEC): Don't use %(asm_default_spec).
7417 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7418 TARGET_DEFAULT and add MASK_68881.
7419 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7421 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7423 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7424 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7425 MASK_68010 alongside MASK_68020.
7426 * doc/invoke.texi: Document -m68010.
7427 * config/m68k/m68k.opt (m68010): New.
7428 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7430 (TUNE_68010): New macro.
7431 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7432 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7433 (M68K_CPU_m68332): Add MASK_68010.
7434 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7435 fallback definition.
7436 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7438 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7439 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7440 to all entries that use MASK_68020.
7441 (output_move_simode_const, output_move_himode, output_move_qimode)
7442 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7443 instead of TARGET_68020 to select clr behavior. Remove comment
7444 about there being no TARGET_68010.
7445 * config/m68k/m68k.md: Likewise throughout.
7447 2007-01-12 Julian Brown <julian@codesourcery.com>
7449 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7450 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7451 * config/m68k/m68k.md: Likewise.
7453 2007-01-12 Julian Brown <julian@codesourcery.com>
7455 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7456 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7458 2007-01-12 Julian Brown <julian@codesourcery.com>
7460 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7461 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7462 * config/m68k/m68k.md: Likewise.
7464 2007-01-12 Julian Brown <julian@codesourcery.com>
7465 Richard Sandiford <richard@codesourcery.com>
7467 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7468 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7469 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7471 (TARGET_CPU32): Rename to...
7472 (TUNE_CPU32): ...this.
7473 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7474 (TUNE_CFV2): New macros.
7475 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7476 remove conditions that are implied by TARGET_68020.
7477 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7478 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7479 (m68k_output_function_epilogue): Likewise.
7480 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7481 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7482 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7483 non-68000 timings. Refactor multiplication and division costs.
7484 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7485 TUNE_CPU32 instead of TARGET_CPU32.
7486 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7487 and TUNE_68060 instead of TARGET_68060.
7488 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7489 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7491 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7492 && !TARGET_COLDFIRE" to choose between moveq and clr.
7493 Likewise in the unnamed movsf pattern.
7494 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7495 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7498 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7500 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7501 of tabbing before backslashes.
7503 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7505 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7506 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7507 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7509 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7511 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7512 find_interesting_uses_cond.
7513 (find_interesting_uses_cond): Use extract_cond_operands.
7514 (rewrite_use_compare): Use extract_cond_operands and
7515 force_gimple_operand_bsi. Do not call update_stmt.
7516 (determine_use_iv_cost_condition): Use extract_cond_operands.
7517 Return cheaper of using original bound and changing the exit bound.
7519 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7521 PR tree-optimization/29516
7522 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
7523 most_expensive_mult_to_index, addr_to_parts,
7524 create_mem_ref, maybe_fold_tmr): Make the type of
7525 fields of TARGET_MEM_REF sizetype.
7526 (move_fixed_address_to_symbol, move_pointer_to_base):
7528 * tree.def (TARGET_MEM_REF): Add comment on types of
7531 2007-01-11 Joseph Myers <joseph@codesourcery.com>
7533 * c-common.c (vector_types_convertible_p): Treat opaque types as
7534 always convertible if they have the same size, but not otherwise.
7536 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
7538 * ifcvt.c (struct noce_if_info): Add comments to the fields.
7539 Remove the b_unconditional field.
7540 (noce_try_sign_mask): Do not look at b_unconditional.
7541 (noce_process_if_block): Do not use merge_if_blocks. Update
7542 the CFG here. Do not set b_unconditional.
7543 (cond_move_process_if_block): Likewise.
7544 (find_cond_trap): Likewise.
7545 (check_cond_move_block): Require simple jump insns at the end
7548 2007-01-11 Jan Hubicka <jh@suse.cz>
7550 PR tree-optimization/1046
7551 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
7552 when alias info is not ready.
7553 (pass_tail_recursion): Do not require aliasing.
7554 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
7555 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
7556 * tree-ssa-copy.c (pass_copy_prop): Likewise.
7557 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
7558 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
7559 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
7560 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
7562 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
7563 When aliasing is not build, mark statement as volatile.
7565 2007-01-11 Tom Tromey <tromey@redhat.com>
7567 PR preprocessor/15185, PR preprocessor/20989:
7568 * doc/cppopts.texi <-MT>: Update description of algorithm for
7569 computing default target.
7570 <-M, -MD>: Reword "basename" text.
7572 2007-01-11 Roger Sayle <roger@eyesopen.com>
7574 * builtins.c (expand_builtin_pow, expand_builtin_powi,
7575 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
7576 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7577 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
7578 fold_builtin_bswap, real_constp, fold_builtin_pow,
7579 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
7580 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
7581 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7582 * convert.c (convert_to_pointer): Likewise.
7583 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7584 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
7585 const_binop, fold_convert_const_int_from_int,
7586 fold_convert_const_int_from_real,
7587 fold_convert_const_real_from_real, sign_bit_p,
7588 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
7589 fold_sign_changed_comparison, fold_unary, fold_comparison,
7590 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
7591 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
7592 * print-tree.c (print_node_brief, print_node): Likewise.
7593 * stor-layout.c (place_field, layout_type): Likewise.
7594 * tree-chrec.c (keep_cast): Likewise.
7595 * tree.c (build_vector, build_real, build_real_from_int_cst,
7596 build_complex): Likewise.
7598 2007-01-11 Roger Sayle <roger@eyesopen.com>
7600 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
7601 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
7603 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
7605 * configure.ac (strict1_warn): Rename to strict_warn.
7606 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
7607 cc_set_by_configure, quoted_cc_set_by_configure,
7608 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
7609 all_boot_languages, all_stagestuff): Remove.
7610 (target_list): Remove bootstrap targets.
7611 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
7612 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
7613 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
7614 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
7615 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
7616 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
7617 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
7618 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
7619 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
7620 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
7621 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
7622 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
7623 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
7624 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
7625 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
7626 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
7627 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
7628 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
7629 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
7630 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
7631 (mostlyclean): Adjust.
7632 (clean, distclean): Don't mention bootstrap stuff.
7633 * configure: Regenerate.
7634 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
7635 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
7636 treelang/config-lang.in (stagestuff): Remove.
7637 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
7638 stageprofile, stagefeedback, stagestuff): Remove mention.
7640 2007-01-11 Nick Clifton <nickc@redhat.com>
7642 * config/mcore/predicates.md (mcore_general_movesrc_operand):
7644 (mcore_general_movdst_operand): Do not accept CONST_INTs.
7645 (mcore_arith_K_S_operand): Run the test for the S constraint not
7646 the test for the M constraint.
7647 (mcore_addsub_operand): Do not accept integer values that are
7648 larger than 32 bits.
7649 * config/mcore/mcore.md: Remove unused constraints from split.
7650 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
7652 (allocate_stack): Likewise.
7653 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
7654 operands to 32 bits.
7655 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
7657 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
7658 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
7659 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
7660 mcore_output_bclri, mcore_output_andn, output_inline_const,
7661 mcore_output_move, mcore_output_movedouble): Likewise.
7662 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
7663 (output_inline_const): Likewise.
7664 (output_inline_const): Fix format strings used in sprintf
7666 * config/mcore/mcore-protos.h: Update prototypes for changed
7667 functions in mcore.c.
7668 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
7669 HOST_WIDE_INT and not int.
7670 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
7671 CONST_OK_FOR_N): Likewise.
7672 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
7673 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
7676 2007-01-10 Jan Hubicka <jh@suse.cz>
7678 * tree-vrp.c (remove_range_assertions): Release defs.
7679 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
7680 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
7682 2007-01-10 Paul Brook <paul@codesourcery.com>
7684 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
7685 * config/arm/arm.md (mulsi3subsi): New insn.
7687 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
7689 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
7690 (tree_transform_and_unroll_loop): New.
7691 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
7694 2007-01-10 Robert Kennedy <jimbob@google.com>
7696 * fold-const.c (fold_comparison): Fold comparisons like (x *
7697 1000 < 0) to (x < 0).
7699 2007-01-10 Ian Lance Taylor <iant@google.com>
7701 * tree-pretty-print.c (dump_generic_node): Print parentheses when
7702 operands have the same priority.
7704 2007-01-10 Tom Tromey <tromey@redhat.com>
7706 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
7707 (fold_binary): Likewise.
7708 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
7709 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
7710 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
7711 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
7712 * langhooks.h (struct lang_hooks): Removed field
7713 'can_use_bit_fields_p'.
7715 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
7717 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
7719 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
7721 * function.c (get_last_funcdef_no): New function.
7722 * function.h (get_last_funcdef_no): Declare.
7723 * tree-inline.c (initialize_cfun): Add initialization.
7724 (tree_function_versioning): Cleanup.
7726 2007-01-10 Jan Hubicka <jh@suse.cz>
7728 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
7731 2007-01-10 Sa Liu <saliu@de.ibm.com>
7732 Ben Elliston <bje@au.ibm.com>
7734 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
7735 for SAVE_NONLOCAL and Pmode for any other save level.
7736 * spu-protos.h (spu_restore_stack_block): Declare.
7737 * spu.md (save_stack_block): Remove.
7738 (restore_stack_block): Call spu_restore_stack_block.
7739 * spu.c (spu_restore_stack_block): New function.
7740 (spu_expand_epilogue): Remove old comment.
7742 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
7744 PR tree-optimization/30322
7745 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
7746 (cand_value_at): Return the value as aff_tree.
7747 (may_eliminate_iv): Convert the bound from aff_tree to tree.
7748 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
7749 aff_combination_mult): New functions.
7750 (aff_combination_add): Use aff_combination_add_cst.
7751 (aff_combination_convert): Allow conversions to a wider type.
7752 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
7753 * tree-affine.h (aff_combination_mult): Declare.
7755 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
7757 * doc/tm.texi: Update documentation to reflect reality of exec
7758 and start file search behaviours. Update copyright year.
7759 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
7760 header file directories.
7762 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
7764 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
7765 (*cosxf2): Rename to cosxf2_i387.
7766 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
7767 using X87MODEF12 mode macro. Rename patterns to
7768 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
7770 (*cosdf2, *cossf2): Ditto.
7771 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
7772 to match extended input operands.
7773 (sincos<mode>3): New expander.
7774 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
7775 insn patterns and corresponding splitters.
7777 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
7779 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
7780 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
7782 2007-01-09 Nicolas Pitre <nico@cam.org>
7785 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
7787 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7789 * target.h (struct gcc_target): New field library_rtti_comdat.
7790 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
7791 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
7792 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
7793 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
7795 2007-01-08 Geoffrey Keating <geoffk@apple.com>
7797 * doc/invoke.texi (Optimize Options): Correct description of -O0.
7799 2007-01-08 Richard Guenther <rguenther@suse.de>
7801 * tree.h (force_fit_type_double): Export.
7802 (force_fit_type): Remove.
7803 * fold-const.c (force_fit_type_double): New function.
7804 (force_fit_type): Remove.
7805 (int_const_binop): Use it.
7806 (fold_convert_const_int_from_int): Likewise.
7807 (fold_convert_const_int_from_real): Likewise.
7808 (fold_div_compare): Likewise.
7809 (fold_sign_changed_comparison): Likewise.
7810 (fold_unary): Likewise.
7811 (fold_negate_const): Likewise.
7812 (fold_abs_const): Likewise.
7813 (fold_not_const): Likewise.
7814 * c-common.c (shorten_compare): Use force_fit_type_double.
7815 * convert.c (convert_to_pointer): Likewise.
7817 2007-01-08 Richard Guenther <rguenther@suse.de>
7819 * tree.h (build_int_cst_wide_type): Export.
7820 * tree.c (build_int_cst_wide_type): New function.
7821 (build_int_cst_wide): Fix comment.
7822 * builtins.c (fold_builtin_object_size): Use build_int_cst
7823 to build -1 or 0 of the correct type. Use fit_double_type
7824 to check for overflow.
7825 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
7827 (decode_field_reference): Likewise.
7828 (all_ones_mask_p): Likewise.
7829 (native_interpret_int): Use build_int_cst_wide_type.
7830 (fold_binary): Use build_int_cst_type to build an all-ones
7832 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
7834 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
7836 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
7838 2007-01-09 Ben Elliston <bje@au.ibm.com>
7840 * genautomata.c (STATS_OPTION): New option.
7841 (stats_flag): New flag.
7842 (gen_automata_option): Handle it.
7843 (initiate_automaton_gen): Ditto.
7844 (write_automata): Output statistics only if stats_flag is
7845 set. Likewise, output time statistics only if time_flag is set.
7846 * doc/md.texi (Processor pipeline description): Document new flag.
7848 2007-01-08 Richard Guenther <rguenther@suse.de>
7850 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
7851 * tree.c (build_int_cst_type): Likewise.
7852 (size_in_bytes): Don't call force_fit_type on the result.
7853 (int_fits_type_p): Use fit_double_type.
7854 * fold-const.c (fit_double_type): New function.
7855 (force_fit_type): Use it.
7856 * tree.h (fit_double_type): Export.
7858 2007-01-08 Jan Hubicka <jh@suse.cz>
7860 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
7861 * ipa.c (function_and_variable_visibility): Fix return type.
7863 2007-01-08 Richard Guenther <rguenther@suse.de>
7865 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
7866 of offset to build the index.
7867 * tree-pretty-print.c (dump_generic_node): Don't build negated
7868 const just for printing.
7869 * c-pretty-print.c (pp_c_integer_constant): Likewise.
7870 * builtins.c (fold_builtin_int_roundingfn): Check if result
7871 fits the type by using force_fit_type and comparing the result.
7872 * predict.c (predict_loops): Use compare_tree_int for comparison.
7873 * tree.c (build_int_cst): Fall back to integer_type_node for
7875 (build_int_cst_wide): Assert type is non-null.
7877 2007-01-08 Roberto Costa <roberto.costa@st.com>
7879 * tree-vrp.c (extract_range_from_cond_expr): New.
7880 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
7881 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
7883 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
7884 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
7885 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
7886 used as expressions.
7887 * tree-object-size.c (cond_expr_object_size): New.
7888 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
7890 2007-01-08 Jan Hubicka <jh@suse.cz>
7892 * tree-ssa-forwprop.c (forward_propagate_into_cond,
7893 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
7896 2007-01-08 Richard Guenther <rguenther@suse.de>
7898 PR tree-optimization/23603
7899 * tree-vrp.c (set_value_range_to_truthvalue): New function.
7900 (extract_range_from_binary): Fall back to truthvalue instead of
7901 varying for TRUTH_*_EXPR.
7902 (extract_range_from_comparison): Fall back to truthvalue instead of
7904 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
7905 if all visited PHI values were constant.
7907 2007-01-08 Jan Hubicka <jh@suse.cz>
7909 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
7910 (cgraph_analyze_function): break out from ...
7911 (cgraph_finalize_compilation_unit): ... here.
7912 (cgraph_expand_function): Remove forgoten commented out line.
7913 (cgraph_optimize): Analyze functions.
7915 2007-01-08 Jan Hubicka <jh@suse.cz>
7917 * tree-pas.h (TODO_remove_function): New flag.
7918 (TODO_update*): Renumber.
7919 (pass_ipa_increase_alignment,
7920 pass_ipa_function_and_variable_visibility): New passes.
7921 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
7922 (cgraph_function_and_variable_visibility): Move to ipa.c
7923 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
7924 cgraph_increase_alignment.
7925 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
7926 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
7927 calling tree-inline.
7928 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
7929 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
7930 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
7931 (gate_increase_alignment): New function.
7932 (pass_ipa_increase_alignment): New pass.
7933 * ipa.c: Inline tree-pass.h and timevar.h
7934 (function_and_variable_visibility): Move here from cgraphunit.c
7935 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
7936 * passes.c (init_optimization_passes): Add the two new passes.
7937 (execute_todo): Handle cgraph_remove_functions.
7939 2007-01-08 Nick Clifton <nickc@redhat.com>
7941 * config/frv/predicates.md (reg_or_0_operand): Accept
7944 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
7946 * config/bfin/rtems.h, config/bfin/t-rtems: New.
7947 * config.gcc: Add bfin*-rtems*.
7949 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7951 * c.opt: Add -flax-vector-conversions.
7952 * c-typeck.c (convert_for_assignment): Pass flag to
7953 vector_types_convertible_p to allow emission of note.
7954 (digest_init): Likewise.
7955 * c-opts.c: Handle -flax-vector-conversions.
7956 * c-common.c (flag_lax_vector_conversions): New.
7957 (vector_types_convertible_p): Unless -flax-vector conversions
7958 has been passed, disallow conversions between vectors with
7959 differing numbers of subparts and/or element types. If such
7960 a conversion is disallowed, possibly emit a note on the first
7961 occasion only to inform the user of -flax-vector-conversions.
7962 The new last argument specifies this.
7963 * c-common.h (flag_lax_vector_conversions): New.
7964 (vector_types_convertible_p): Add extra argument.
7965 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
7966 char_type_node for V*QI type vectors.
7967 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
7968 Update to satisfy new typechecking rules.
7969 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
7971 * doc/invoke.texi (C Dialect Options): Document
7972 -flax-vector-conversions.
7974 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
7976 PR tree-optimization/29877
7977 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
7978 a register variable on the RHS to not be replaceable.
7980 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
7981 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
7982 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
7983 const_simm15, const_pow2, const_npow2): Added.
7984 * config/score/misc.md (insv, extv, extzv, movmemsi,
7985 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
7986 * config/score/score.c (score_address_cost, score_select_cc_mode):
7988 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
7989 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
7990 Update score_print_operand.
7991 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
7992 Adjust register allocate order and update some macro define.
7993 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
7994 mdx_block_move_straight, mdx_block_move_loop_head,
7995 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
7996 mdx_block_move): Added.
7997 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
7998 mdp_limm): Updated and fix some bug and typo.
7999 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8000 (movsf, movdf, doloop_end): Added.
8002 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8004 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8005 config/arm/thumb2.md: Fix comment typos.
8006 * doc/extend.texi: Fix a typo.
8008 2007-01-07 Eric Christopher <echristo@apple.com>
8010 * configure.ac: Check for __stack_chk_fail for darwin.
8011 * configure: Regenerate.
8013 2007-01-07 Richard Guenther <rguenther@suse.de>
8015 * tree-vrp.c (extract_range_from_assert): CSE calls to
8016 compare_values where possible.
8017 (extract_range_from_unary_expr): Likewise.
8019 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8021 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8022 * config/avr/avr.c (call_insn_operand): Delete function.
8023 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8024 instead of register number. Use predicates.
8025 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8026 call_insn_operand): Add.
8028 2007-01-06 Jan Hubicka <jh@suse.cz>
8030 * tree-pass.h (pass_build_cgraph_edges): Declare.
8031 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8032 (visited_nodes): Remove.
8033 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8034 build_cgrpah_edges; make visited_nodes local.
8035 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8036 (record_references_in_initializer): Move to cgraphbuild.c
8037 (initialize_inline_failed, rebuild_cgraph_edges,
8038 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8039 (verify_cgraph_node): Make visited_nodes local.
8040 (cgraph_analyze_function): Do not call cgraph_create_edges and
8041 initialize_inline_failed.
8042 (cgraph_expand_function): Do not call cgraph_lower_function;
8043 assert that function is already lowered.
8044 * Makefile.in (cgraphbuild.o): New.
8045 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8046 at the end of lowering passes.
8048 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8050 * ifcvt.c (cond_move_convert_if_block): New function, code
8051 factored out from...
8052 (cond_move_process_if_block): ...here. Call the new function
8053 on the THEN and ELSE blocks.
8054 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8055 already takes care of this.
8057 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8060 * tree.h (TREE_OVERFLOW_P): New.
8061 * c-typeck.c (parser_build_unary_op): Warn only if result
8062 overflowed and operands did not.
8063 (parser_build_binary_op): Likewise.
8064 (convert_for_assignment): Remove redundant overflow_warning.
8065 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8067 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8069 * c-typeck.c (store_init_value): Split over two lines to follow
8070 the GNU coding style.
8072 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8074 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8075 __GXX_EXPERIMENTAL_CXX0X__.
8076 * doc/cpp.texi: Same.
8078 2007-01-05 Richard Guenther <rguenther@suse.de>
8081 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8082 with mismatched types. Instead explicitly build a
8083 conversion NOP_EXPR.
8085 2007-01-05 Ian Lance Taylor <iant@google.com>
8087 * c-common.c (decl_with_nonnull_addr_p): New function.
8088 (c_common_truthvalue_conversion): Call it.
8089 * c-typeck.c (build_binary_op): Likewise.
8090 * c-common.h (decl_with_nonnull_addr_p): Declare.
8092 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8095 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8098 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8100 * doc/install.texi (Final install): Document the fact that
8101 the GNAT runtime should not be stripped.
8103 2007-01-04 Jan Hubicka <jh@suse.cz>
8105 * tree-inline.c (fold_marked_statements): Update operand caches
8106 and EH after folding
8108 2007-01-04 Ian Lance Taylor <iant@google.com>
8110 * c-common.c (check_function_nonnull): Whitespace fix.
8112 2007-01-04 Jan Hubicka <jh@suse.cz>
8114 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8115 comitted older version of patch.
8116 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8117 function, celanup cfg and collect garbage.
8119 2007-01-04 Mike Stump <mrs@apple.com>
8121 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8124 2007-01-04 Eric Christopher <echristo@apple.com>
8126 * libgcc2.c (__bswapsi2): Use SItype.
8127 (__bswapdi2): Use DItype.
8128 * libgcc2.h: Update for above.
8130 2007-01-04 Paul Brook <paul@codesourcery.com>
8132 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8133 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8134 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8135 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8136 umulsi3_highpart): Make conditional on !arm_arch6.
8137 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8138 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8139 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8140 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8141 umulsi3_highpart_v6): New insns.
8143 2007-01-04 Roger Sayle <roger@eyesopen.com>
8145 * fold-const.c (fold_convert): When casting an expression to void,
8146 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8147 have a type. Instead of attempting to build a NOP_EXPR, return
8148 these "special" trees directly.
8150 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8152 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8153 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8154 rs6000_cost->fp not 0 as adjustment for outer NEG.
8156 2007-01-04 Jan Hubicka <jh@suse.cz>
8158 * cgraph.c (cgraph_release_function_body): New function.
8159 (cgraph_remove_node): Use it.
8160 * cgraph.h (cgraph_release_function_body): Declare.
8161 * cgraphunit.c (cgraph_expand_function): Use it.
8162 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8163 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8164 is initialized and while compilation of other function is running.
8165 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8166 statement CFG annotations from here to ...
8167 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8169 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8171 * cfgloop.h (enum li_flags): Make the constants powers of two.
8173 2007-01-04 Jan Hubicka <jh@suse.cz>
8175 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8177 (fold_marked_statements): New function.
8178 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8179 * tree-inline.h (copy_body_data): Add statements_to_fold.
8181 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8183 * config.gcc: Mention libgcc/config.host.
8184 * Makefile.in: Update comments mentioning libgcc.
8185 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8186 (all.cross, start.encap, rest.encap, rest.cross): Update
8187 dependencies for libgcc move.
8188 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8189 (clean-target, clean-target-libgcc): Delete.
8190 (srcdirify, GCC_EXTRA_PARTS): New macros.
8191 (libgcc-support, libgcc.mvars): New rules.
8192 (distclean): Remove mention of mklibgcc.
8193 (install): Don't reference INSTALL_LIBGCC.
8194 (install-common): Don't reference EXTRA_PARTS.
8195 (install-libgcc, install-multilib): Delete rules.
8196 * mklibgcc.in: Delete file.
8197 * doc/configfiles.texi: Don't mention mklibgcc.
8199 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8200 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8201 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8202 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8203 (mklibgcc, ldblspecs): Likewise.
8205 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8206 (posixpre.def): Use $(T).
8207 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8208 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8209 (SHLIB_LINK): Make dummy.
8210 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8212 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8214 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8215 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8216 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8217 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8219 * configure.ac (all_outputs): Remove mklibgcc.
8220 * configure: Regenerated.
8222 2007-01-03 Josh Conner <jconner@apple.com>
8225 * calls.c (compute_argument_addresses): Set stack and stack_slot
8226 for partial args, too.
8227 (store_one_arg): Use locate.size.constant for the size when
8228 generating a save_area.
8230 2007-01-03 Robert Kennedy <jimbob@google.com>
8232 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8233 whose definitions are deleted due to basic block merging.
8235 2007-01-03 Paul Brook <paul@codesourcery.com>
8238 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8240 (use_return_insn): Return 0 for Thumb interrupt functions.
8241 (print_multi_reg): Add rfe argument for IRQ returns.
8242 (arm_output_epilogue): Pop interrupt return address directly into PC.
8243 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8245 2007-01-03 Paul Brook <paul@codesourcery.com>
8247 Merge from sourcerygxx-4_1.
8248 * config/arm/thumb2.md: New file.
8249 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8251 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8252 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8253 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8254 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8256 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8257 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8259 * config/arm/ieee754-sf.S: Ditto.
8260 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8261 (thumb1_base_register_rtx_p): ... to this.
8262 (thumb_index_register_rtx_p): Rename...
8263 (thumb1_index_register_rtx_p): ... to this.
8264 (thumb_output_function_prologue): Rename...
8265 (thumb1_output_function_prologue): ... to this.
8266 (thumb_legitimate_address_p): Rename...
8267 (thumb1_legitimate_address_p): ... to this.
8268 (thumb_rtx_costs): Rename...
8269 (thumb1_rtx_costs): ... to this.
8270 (thumb_compute_save_reg_mask): Rename...
8271 (thumb1_compute_save_reg_mask): ... to this.
8272 (thumb_final_prescan_insn): Rename...
8273 (thumb1_final_prescan_insn): ... to this.
8274 (thumb_expand_epilogue): Rename...
8275 (thumb1_expand_epilogue): ... to this.
8276 (arm_unwind_emit_stm): Rename...
8277 (arm_unwind_emit_sequence): ... to this.
8278 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8279 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8280 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8281 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8282 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8283 thumb2_output_casesi): New functions.
8284 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8285 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8286 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8287 THUMB2_WORK_REGS): Define.
8288 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8289 arm_condexec_mask, arm_condexec_masklen)): New variables.
8290 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8291 (arm_override_options): Check new CPU capabilities.
8292 Set new architecture flag variables.
8293 (arm_isr_value): Handle v7m interrupt functions.
8294 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8296 (const_ok_for_arm): Handle Thumb-2 constants.
8297 (arm_gen_constant): Ditto. Use movw when available.
8298 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8300 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8301 (thumb_find_work_register, arm_load_pic_register,
8302 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8303 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8304 print_multi_reg, output_mov_long_double_fpa_from_arm,
8305 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8306 output_mov_double_fpa_from_arm, output_move_double,
8307 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8308 output_return_instruction, arm_output_function_prologue,
8309 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8310 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8311 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8312 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8313 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8314 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8316 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8317 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8318 (arm_file_start): Output directive for unified syntax.
8319 (arm_unwind_emit_set): Handle stack alignment instruction.
8320 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8321 Add v6t2, v7, v7a, v7r and v7m.
8322 (RETLDM): Add Thumb-2 code.
8323 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8324 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8325 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8326 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8327 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8328 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8329 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8330 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8331 ADJUST_INSN_LENGTH): Define.
8332 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8333 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8334 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8335 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8336 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8337 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8338 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8339 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8340 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8341 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8342 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8343 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8344 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8345 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8346 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8347 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8348 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8350 * config/arm/arm-tune.md: Regenerate.
8351 * config/arm/arm-protos.h: Update prototypes.
8352 * config/arm/vfp.md: Enable patterns for Thumb-2.
8353 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8354 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8355 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8356 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8357 * config/arm/libunwind.S: Add Thumb-2 code.
8358 * config/arm/constraints.md: Update include Thumb-2.
8359 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8360 * config/arm/ieee754-df.S: Ditto.
8361 * config/arm/bpabi.S: Ditto.
8362 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8363 * config/arm/predicates.md (low_register_operand,
8364 low_reg_or_int_operand, thumb_16bit_operator): New.
8365 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8366 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8367 * config/arm/t-arm-elf: Add armv7 multilib.
8368 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8370 (UNSPEC_STACK_ALIGN, ce_count): New.
8371 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8372 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8374 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8375 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8376 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8377 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8378 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8379 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8381 * doc/extend.texi: Document ARMv7-M interrupt functions.
8382 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8384 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8386 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8387 (struct _Unwind_Context): Rename args_size to flags, remove
8388 signal_frame field, add a new args_size field and version field.
8389 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8390 _Unwind_IsExtendedContext): New inline functions.
8391 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8392 Assume by_value array is only present if _Unwind_IsExtendedContext.
8393 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8394 _Unwind_IsSignalFrame.
8395 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8396 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8397 (uw_init_context_1): Initialize context->flags to
8398 EXTENDED_CONTEXT_BIT.
8399 * config/rs6000/linux-unwind.h (frob_update_context): Use
8400 _Unwind_SetSignalFrame.
8402 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8405 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8406 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8409 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8411 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8412 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8413 RET, AT_SP): Remove.
8414 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8417 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8418 * cfgbuild.c (find_basic_blocks): Likewise.
8419 * cfgrtl.c (rtl_create_basic_block): Likewise.
8420 * function.c (temp_slots_at_level): Likewise.
8421 * reg-stack.c (stack_regs_mentioned): Likewise.
8422 * regclass.c (allocate_reg_info): Likewise.
8423 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8424 set_bb_for_stmt, move_block_to_fn): Likewise.
8425 * tree-complex.c (tree_lower_complex): Likewise.
8426 * vec.h (VEC_safe_grow_cleared): New.
8428 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8430 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8432 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8433 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8435 * cfgloopmanip.c (scale_loop_frequencies): Export.
8436 (loopify): Scale the frequencies by prescribed coefficients.
8437 (set_zero_probability): New function.
8438 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8439 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8440 and frequencies according to arguments.
8441 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8443 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8444 * modulo-sched.c (sms_schedule): Set probabilities for entering
8445 versioned loop correctly.
8446 * tree-vect-transform.c (vect_transform_loop): Ditto.
8447 * cfgloop.h (loopify, loop_version): Declaration changed.
8448 (scale_loop_frequencies): Declared.
8450 2007-01-02 Jan Hubicka <jh@suse.cz>
8452 * cgraph.c: Include tree-flow.h
8453 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8455 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8456 * tree-pass.h (pass_all_early_optimizations): Declare.
8457 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8459 (cgraph_analyze_function): Do early_local_passes.
8460 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8461 Do not add referenced vars.
8462 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8464 (gate_all_early_local_passes): New gate.
8465 (pass_early_local_passes): Use new gate.
8466 (execute_early_local_optimizations): New functions.
8467 (gate_all_early_optimizations): New gate.
8468 (pass_all_early_optimizations): New pass.
8469 (execute_free_datastructures): Free SSA only when initialized.
8470 (gate_init_datastructures): Init only when optimizing.
8471 (tree_lowering_passes): Do early local passes when called late.
8472 * tree-profile.c (do_tree_profiling): Don't profile functions added
8474 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8475 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8477 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8478 during early_local_passes.
8479 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8482 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8484 * Makefile.in: Update copyright year.
8486 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8488 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8489 in $(lang_checks) and check-consistency targets.
8491 2007-01-02 Jan Hubicka <jh@suse.cz>
8493 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8494 Do not add referenced vars.
8495 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8497 * passes.c (init_optimization_passes): Put mudflap_2 after
8498 free_datastructures.
8500 2007-01-02 Jan Hubicka <jh@suse.cz>
8502 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8503 Set NOTHROW flag on call statements proved to be nothrow.
8504 Update statement of local calls so new pure/const functions are
8505 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8507 (tree_rest_of_compilation): Register hooks and initialize bitmap
8508 early. Do not set after_inlining flag.
8510 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8512 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8513 HOST_BITS_PER_LONGLONG
8515 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8518 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8519 warning for non-static initializers.
8521 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
8523 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
8524 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
8525 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
8526 Always use set_unique_reg_note to add REG_EQUAL notes.
8528 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8531 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8533 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8534 * cfgbuild.c (find_basic_blocks): Likewise.
8535 * cfgrtl.c (rtl_create_basic_block): Likewise.
8536 * function.c (temp_slots_at_level): Likewise.
8537 * reg-stack.c (stack_regs_mentioned): Likewise.
8538 * regclass.c (allocate_reg_info): Likewise.
8539 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8540 set_bb_for_stmt, move_block_to_fn): Likewise.
8541 * tree-complex.c (tree_lower_complex): Likewise.
8542 * vec.h (VEC_safe_grow_cleared): New.
8544 2007-01-02 Ian Lance Taylor <iant@google.com>
8546 * c-common.c (c_common_truthvalue_conversion): When warning about
8547 using an assignment as a truth value, set TREE_NO_WARNING.
8549 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8552 * c.opt (Wold-style-declaration): New.
8553 * doc/invoke.texi (C-only Warning Options): New.
8554 (Wold-style-declaration): Document it.
8555 (Wextra): Enabled by -Wextra.
8556 * c-opts.c (c_common_post_options): Enabled by -Wextra.
8557 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
8558 -Wold-style-declaration.
8560 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
8562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8563 * cfgbuild.c (find_basic_blocks): Likewise.
8564 * cfgrtl.c (rtl_create_basic_block): Likewise.
8565 * function.c (temp_slots_at_level): Likewise.
8566 * reg-stack.c (stack_regs_mentioned): Likewise.
8567 * regclass.c (allocate_reg_info): Likewise.
8568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8569 set_bb_for_stmt, move_block_to_fn): Likewise.
8570 * tree-complex.c (tree_lower_complex): Likewise.
8571 * vec.h (VEC_safe_grow_cleared): New.
8573 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
8575 * c-common.c (c_common_nodes_and_builtins): Since variants of
8576 void_type_node get built before it is given a name, we need to
8577 give those variants the name, too.
8578 (complete_array_type): We need to work with the canonical main
8579 type of the array, from which we will build the qualified version.
8580 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
8581 * print-tree.c (print_node): Display canonical type information
8583 * stor-layout.c (layout_type): When we don't know the
8584 alignment of a type for which we're building an array, we end up
8585 guessing wrong, so make the type require structural equality.
8586 * tree.c (make_node_stat): When we build a new type, it is its
8588 (build_type_attribute_qual_variant): When building an attribute
8589 variant, its canonical type is the non-attribute variant. However,
8590 if the attributes are target-dependent and they differ, we need to
8591 use structural equality checks for this type.
8592 (build_qualified_type): A qualified type is not equivalent to its
8593 unqualified variant; set the canonical type appropriately.
8594 (build_distinct_type_copy): When building a distinct type from
8595 another type, the new type is its own canonical type.
8596 (build_variant_type_copy): When building a new type variant, we
8597 assume that it is equivalent to the original type.
8598 (build_pointer_type_for_mode): When building a pointer type, also
8599 build a canonical type pointer.
8600 (build_reference_type_for_mode): When building a reference type,
8601 also build a canonical type reference.
8602 (build_index_type): When we can't hash an index type (e.g.,
8603 because its maximum value is negative), the index type requires
8604 structural equality tests.
8605 (build_array_type): Build the canonical form of an array type.
8606 (build_function_type): Function types require structural equality,
8607 because they contain default arguments, attributes, etc.
8608 (build_method_type_directly): Ditto for method types.
8609 (build_offset_type): Build the canonical offset type.
8610 (build_complex_type): Build the canonical vector type.
8611 (make_vector_type): Build the canonical vector type.
8612 * tree.h (TYPE_CANONICAL): New.
8613 (TYPE_STRUCTURAL_EQUALITY_P): New.
8614 (SET_TYPE_STRUCTURAL_EQUALITY): New.
8615 (struct tree_type): Added "canonical" field.
8616 * params.h (VERIFY_CANONICAL_TYPES): New.
8617 * doc/c-tree.texi (TYPE_CANONICAL): Document.
8618 (TYPE_STRUCTURAL_EQUALITY_P): Document.
8619 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
8620 * doc/invoke.texi (verify-canonical-types): Document --param
8621 parameter for verifying canonical types.
8623 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8625 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
8626 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
8627 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
8628 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
8630 * config/rs6000/e500.h: New.
8631 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
8632 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
8634 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
8635 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
8636 TARGET_E500_DOUBLE): Remove.
8637 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
8638 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
8639 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
8640 * config/rs6000/rs6000.c (rs6000_override_options): Use
8643 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8645 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
8646 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
8647 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
8648 rs6000_emit_cmove): Don't check TARGET_E500.
8649 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
8650 sordered): Don't check TARGET_E500.
8652 2007-01-01 Eric Christopher <echristo@apple.com>
8654 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
8655 HARD_REGISTER_NUM_P.
8657 2007-01-01 Roger Sayle <roger@eyesopen.com>
8659 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
8660 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
8661 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
8664 2007-01-01 Mike Stump <mrs@apple.com>
8666 * configure.ac: Remove support for building with Apple's gcc-3.1.
8668 2007-01-02 Joseph Myers <joseph@codesourcery.com>
8671 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
8672 REG is a hard register. Do not modify REG before calling
8674 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
8675 multiple of the size of YMODE for certain lowpart cases.
8677 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8680 * gimplify (voidify_wrapper_expr): Update for
8683 2007-01-01 Andreas Schwab <schwab@suse.de>
8686 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
8687 save of BR0 in extra_spill_size instead of spill_size.
8688 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
8690 (ia64_expand_epilogue): Restore BR0 from its new location.
8692 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8694 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
8695 Use a temporary variable if the left hand side is not a gimple
8698 2007-01-01 Andrew Pinski <pinskia@gmail.com>
8700 * gimplify.c (gimplify_return_expr): Make the temporary variable
8701 for the return expression, a gimple register variable.
8703 2007-01-01 Jan Hubicka <jh@suse.cz>
8705 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
8708 2007-01-01 Mike Stump <mrs@apple.com>
8710 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
8712 * config/darwin.c (machopic_select_rtx_section): Use
8714 (darwin_mergeable_constant_section): Likewise.
8715 * configure: Regenerate.
8716 * config.in: Regenerate.
8718 2007-01-01 Jan Hubicka <jh@suse.cz>
8719 Andrew Pinski <pinskia@gmail.com>
8721 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
8722 before starting IPA passes.